Annotation of embedaddon/php/ext/openssl/openssl.c, revision 1.1.1.3
1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | PHP Version 5 |
4: +----------------------------------------------------------------------+
1.1.1.3 ! misho 5: | Copyright (c) 1997-2013 The PHP Group |
1.1 misho 6: +----------------------------------------------------------------------+
7: | This source file is subject to version 3.01 of the PHP license, |
8: | that is bundled with this package in the file LICENSE, and is |
9: | available through the world-wide-web at the following url: |
10: | http://www.php.net/license/3_01.txt |
11: | If you did not receive a copy of the PHP license and are unable to |
12: | obtain it through the world-wide-web, please send a note to |
13: | license@php.net so we can mail you a copy immediately. |
14: +----------------------------------------------------------------------+
15: | Authors: Stig Venaas <venaas@php.net> |
16: | Wez Furlong <wez@thebrainroom.com> |
17: | Sascha Kettler <kettler@gmx.net> |
18: | Pierre-Alain Joye <pierre@php.net> |
1.1.1.2 misho 19: | Marc Delling <delling@silpion.de> (PKCS12 functions) |
1.1 misho 20: +----------------------------------------------------------------------+
21: */
22:
1.1.1.2 misho 23: /* $Id$ */
1.1 misho 24:
25: #ifdef HAVE_CONFIG_H
26: #include "config.h"
27: #endif
28:
29: #include "php.h"
30: #include "php_openssl.h"
31:
32: /* PHP Includes */
33: #include "ext/standard/file.h"
34: #include "ext/standard/info.h"
35: #include "ext/standard/php_fopen_wrappers.h"
36: #include "ext/standard/md5.h"
37: #include "ext/standard/base64.h"
38:
1.1.1.2 misho 39: #if PHP_WIN32
40: # include "win32/winutil.h"
41: #endif
42:
1.1 misho 43: /* OpenSSL includes */
44: #include <openssl/evp.h>
45: #include <openssl/x509.h>
46: #include <openssl/x509v3.h>
47: #include <openssl/crypto.h>
48: #include <openssl/pem.h>
49: #include <openssl/err.h>
50: #include <openssl/conf.h>
51: #include <openssl/rand.h>
52: #include <openssl/ssl.h>
53: #include <openssl/pkcs12.h>
54:
55: /* Common */
56: #include <time.h>
57:
58: #ifdef NETWARE
59: #define timezone _timezone /* timezone is called _timezone in LibC */
60: #endif
61:
62: #define DEFAULT_KEY_LENGTH 512
63: #define MIN_KEY_LENGTH 384
64:
65: #define OPENSSL_ALGO_SHA1 1
66: #define OPENSSL_ALGO_MD5 2
67: #define OPENSSL_ALGO_MD4 3
68: #ifdef HAVE_OPENSSL_MD2_H
69: #define OPENSSL_ALGO_MD2 4
70: #endif
71: #define OPENSSL_ALGO_DSS1 5
1.1.1.3 ! misho 72: #if OPENSSL_VERSION_NUMBER >= 0x0090708fL
! 73: #define OPENSSL_ALGO_SHA224 6
! 74: #define OPENSSL_ALGO_SHA256 7
! 75: #define OPENSSL_ALGO_SHA384 8
! 76: #define OPENSSL_ALGO_SHA512 9
! 77: #define OPENSSL_ALGO_RMD160 10
! 78: #endif
1.1 misho 79: #define DEBUG_SMIME 0
80:
81: /* FIXME: Use the openssl constants instead of
82: * enum. It is now impossible to match real values
83: * against php constants. Also sorry to break the
84: * enum principles here, BC...
85: */
86: enum php_openssl_key_type {
87: OPENSSL_KEYTYPE_RSA,
88: OPENSSL_KEYTYPE_DSA,
89: OPENSSL_KEYTYPE_DH,
90: OPENSSL_KEYTYPE_DEFAULT = OPENSSL_KEYTYPE_RSA,
91: #ifdef EVP_PKEY_EC
92: OPENSSL_KEYTYPE_EC = OPENSSL_KEYTYPE_DH +1
93: #endif
94: };
95:
96: enum php_openssl_cipher_type {
97: PHP_OPENSSL_CIPHER_RC2_40,
98: PHP_OPENSSL_CIPHER_RC2_128,
99: PHP_OPENSSL_CIPHER_RC2_64,
100: PHP_OPENSSL_CIPHER_DES,
101: PHP_OPENSSL_CIPHER_3DES,
1.1.1.2 misho 102: PHP_OPENSSL_CIPHER_AES_128_CBC,
103: PHP_OPENSSL_CIPHER_AES_192_CBC,
104: PHP_OPENSSL_CIPHER_AES_256_CBC,
1.1 misho 105:
106: PHP_OPENSSL_CIPHER_DEFAULT = PHP_OPENSSL_CIPHER_RC2_40
107: };
108:
109: PHP_FUNCTION(openssl_get_md_methods);
110: PHP_FUNCTION(openssl_get_cipher_methods);
111:
112: PHP_FUNCTION(openssl_digest);
113: PHP_FUNCTION(openssl_encrypt);
114: PHP_FUNCTION(openssl_decrypt);
115: PHP_FUNCTION(openssl_cipher_iv_length);
116:
117: PHP_FUNCTION(openssl_dh_compute_key);
118: PHP_FUNCTION(openssl_random_pseudo_bytes);
119:
120: /* {{{ arginfo */
121: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_x509_export_to_file, 0, 0, 2)
122: ZEND_ARG_INFO(0, x509)
123: ZEND_ARG_INFO(0, outfilename)
124: ZEND_ARG_INFO(0, notext)
125: ZEND_END_ARG_INFO()
126:
127: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_x509_export, 0, 0, 2)
128: ZEND_ARG_INFO(0, x509)
129: ZEND_ARG_INFO(1, out)
130: ZEND_ARG_INFO(0, notext)
131: ZEND_END_ARG_INFO()
132:
133: ZEND_BEGIN_ARG_INFO(arginfo_openssl_x509_check_private_key, 0)
134: ZEND_ARG_INFO(0, cert)
135: ZEND_ARG_INFO(0, key)
136: ZEND_END_ARG_INFO()
137:
138: ZEND_BEGIN_ARG_INFO(arginfo_openssl_x509_parse, 0)
139: ZEND_ARG_INFO(0, x509)
140: ZEND_ARG_INFO(0, shortname)
141: ZEND_END_ARG_INFO()
142:
143: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_x509_checkpurpose, 0, 0, 3)
144: ZEND_ARG_INFO(0, x509cert)
145: ZEND_ARG_INFO(0, purpose)
146: ZEND_ARG_INFO(0, cainfo) /* array */
147: ZEND_ARG_INFO(0, untrustedfile)
148: ZEND_END_ARG_INFO()
149:
150: ZEND_BEGIN_ARG_INFO(arginfo_openssl_x509_read, 0)
151: ZEND_ARG_INFO(0, cert)
152: ZEND_END_ARG_INFO()
153:
154: ZEND_BEGIN_ARG_INFO(arginfo_openssl_x509_free, 0)
155: ZEND_ARG_INFO(0, x509)
156: ZEND_END_ARG_INFO()
157:
158: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkcs12_export_to_file, 0, 0, 4)
159: ZEND_ARG_INFO(0, x509)
160: ZEND_ARG_INFO(0, filename)
161: ZEND_ARG_INFO(0, priv_key)
162: ZEND_ARG_INFO(0, pass)
163: ZEND_ARG_INFO(0, args) /* array */
164: ZEND_END_ARG_INFO()
165:
166: ZEND_BEGIN_ARG_INFO(arginfo_openssl_pkcs12_export, 0)
167: ZEND_ARG_INFO(0, x509)
168: ZEND_ARG_INFO(1, out)
169: ZEND_ARG_INFO(0, priv_key)
170: ZEND_ARG_INFO(0, pass)
171: ZEND_ARG_INFO(0, args) /* array */
172: ZEND_END_ARG_INFO()
173:
174: ZEND_BEGIN_ARG_INFO(arginfo_openssl_pkcs12_read, 0)
175: ZEND_ARG_INFO(0, PKCS12)
176: ZEND_ARG_INFO(1, certs) /* array */
177: ZEND_ARG_INFO(0, pass)
178: ZEND_END_ARG_INFO()
179:
180: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_csr_export_to_file, 0, 0, 2)
181: ZEND_ARG_INFO(0, csr)
182: ZEND_ARG_INFO(0, outfilename)
183: ZEND_ARG_INFO(0, notext)
184: ZEND_END_ARG_INFO()
185:
186: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_csr_export, 0, 0, 2)
187: ZEND_ARG_INFO(0, csr)
188: ZEND_ARG_INFO(1, out)
189: ZEND_ARG_INFO(0, notext)
190: ZEND_END_ARG_INFO()
191:
192: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_csr_sign, 0, 0, 4)
193: ZEND_ARG_INFO(0, csr)
194: ZEND_ARG_INFO(0, x509)
195: ZEND_ARG_INFO(0, priv_key)
196: ZEND_ARG_INFO(0, days)
197: ZEND_ARG_INFO(0, config_args) /* array */
198: ZEND_ARG_INFO(0, serial)
199: ZEND_END_ARG_INFO()
200:
201: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_csr_new, 0, 0, 2)
202: ZEND_ARG_INFO(0, dn) /* array */
203: ZEND_ARG_INFO(1, privkey)
204: ZEND_ARG_INFO(0, configargs)
205: ZEND_ARG_INFO(0, extraattribs)
206: ZEND_END_ARG_INFO()
207:
208: ZEND_BEGIN_ARG_INFO(arginfo_openssl_csr_get_subject, 0)
209: ZEND_ARG_INFO(0, csr)
210: ZEND_END_ARG_INFO()
211:
212: ZEND_BEGIN_ARG_INFO(arginfo_openssl_csr_get_public_key, 0)
213: ZEND_ARG_INFO(0, csr)
214: ZEND_END_ARG_INFO()
215:
216: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkey_new, 0, 0, 0)
217: ZEND_ARG_INFO(0, configargs) /* array */
218: ZEND_END_ARG_INFO()
219:
220: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkey_export_to_file, 0, 0, 2)
221: ZEND_ARG_INFO(0, key)
222: ZEND_ARG_INFO(0, outfilename)
223: ZEND_ARG_INFO(0, passphrase)
224: ZEND_ARG_INFO(0, config_args) /* array */
225: ZEND_END_ARG_INFO()
226:
227: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkey_export, 0, 0, 2)
228: ZEND_ARG_INFO(0, key)
229: ZEND_ARG_INFO(1, out)
230: ZEND_ARG_INFO(0, passphrase)
231: ZEND_ARG_INFO(0, config_args) /* array */
232: ZEND_END_ARG_INFO()
233:
234: ZEND_BEGIN_ARG_INFO(arginfo_openssl_pkey_get_public, 0)
235: ZEND_ARG_INFO(0, cert)
236: ZEND_END_ARG_INFO()
237:
238: ZEND_BEGIN_ARG_INFO(arginfo_openssl_pkey_free, 0)
239: ZEND_ARG_INFO(0, key)
240: ZEND_END_ARG_INFO()
241:
242: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkey_get_private, 0, 0, 1)
243: ZEND_ARG_INFO(0, key)
244: ZEND_ARG_INFO(0, passphrase)
245: ZEND_END_ARG_INFO()
246:
247: ZEND_BEGIN_ARG_INFO(arginfo_openssl_pkey_get_details, 0)
248: ZEND_ARG_INFO(0, key)
249: ZEND_END_ARG_INFO()
250:
251: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkcs7_verify, 0, 0, 2)
252: ZEND_ARG_INFO(0, filename)
253: ZEND_ARG_INFO(0, flags)
254: ZEND_ARG_INFO(0, signerscerts)
255: ZEND_ARG_INFO(0, cainfo) /* array */
256: ZEND_ARG_INFO(0, extracerts)
257: ZEND_ARG_INFO(0, content)
258: ZEND_END_ARG_INFO()
259:
260: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkcs7_encrypt, 0, 0, 4)
261: ZEND_ARG_INFO(0, infile)
262: ZEND_ARG_INFO(0, outfile)
263: ZEND_ARG_INFO(0, recipcerts)
264: ZEND_ARG_INFO(0, headers) /* array */
265: ZEND_ARG_INFO(0, flags)
266: ZEND_ARG_INFO(0, cipher)
267: ZEND_END_ARG_INFO()
268:
269: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkcs7_sign, 0, 0, 5)
270: ZEND_ARG_INFO(0, infile)
271: ZEND_ARG_INFO(0, outfile)
272: ZEND_ARG_INFO(0, signcert)
273: ZEND_ARG_INFO(0, signkey)
274: ZEND_ARG_INFO(0, headers) /* array */
275: ZEND_ARG_INFO(0, flags)
276: ZEND_ARG_INFO(0, extracertsfilename)
277: ZEND_END_ARG_INFO()
278:
279: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_pkcs7_decrypt, 0, 0, 3)
280: ZEND_ARG_INFO(0, infilename)
281: ZEND_ARG_INFO(0, outfilename)
282: ZEND_ARG_INFO(0, recipcert)
283: ZEND_ARG_INFO(0, recipkey)
284: ZEND_END_ARG_INFO()
285:
286: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_private_encrypt, 0, 0, 3)
287: ZEND_ARG_INFO(0, data)
288: ZEND_ARG_INFO(1, crypted)
289: ZEND_ARG_INFO(0, key)
290: ZEND_ARG_INFO(0, padding)
291: ZEND_END_ARG_INFO()
292:
293: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_private_decrypt, 0, 0, 3)
294: ZEND_ARG_INFO(0, data)
295: ZEND_ARG_INFO(1, crypted)
296: ZEND_ARG_INFO(0, key)
297: ZEND_ARG_INFO(0, padding)
298: ZEND_END_ARG_INFO()
299:
300: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_public_encrypt, 0, 0, 3)
301: ZEND_ARG_INFO(0, data)
302: ZEND_ARG_INFO(1, crypted)
303: ZEND_ARG_INFO(0, key)
304: ZEND_ARG_INFO(0, padding)
305: ZEND_END_ARG_INFO()
306:
307: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_public_decrypt, 0, 0, 3)
308: ZEND_ARG_INFO(0, data)
309: ZEND_ARG_INFO(1, crypted)
310: ZEND_ARG_INFO(0, key)
311: ZEND_ARG_INFO(0, padding)
312: ZEND_END_ARG_INFO()
313:
314: ZEND_BEGIN_ARG_INFO(arginfo_openssl_error_string, 0)
315: ZEND_END_ARG_INFO()
316:
317: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_sign, 0, 0, 3)
318: ZEND_ARG_INFO(0, data)
319: ZEND_ARG_INFO(1, signature)
320: ZEND_ARG_INFO(0, key)
321: ZEND_ARG_INFO(0, method)
322: ZEND_END_ARG_INFO()
323:
324: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_verify, 0, 0, 3)
325: ZEND_ARG_INFO(0, data)
326: ZEND_ARG_INFO(0, signature)
327: ZEND_ARG_INFO(0, key)
328: ZEND_ARG_INFO(0, method)
329: ZEND_END_ARG_INFO()
330:
331: ZEND_BEGIN_ARG_INFO(arginfo_openssl_seal, 0)
332: ZEND_ARG_INFO(0, data)
333: ZEND_ARG_INFO(1, sealdata)
334: ZEND_ARG_INFO(1, ekeys) /* arary */
335: ZEND_ARG_INFO(0, pubkeys) /* array */
336: ZEND_END_ARG_INFO()
337:
338: ZEND_BEGIN_ARG_INFO(arginfo_openssl_open, 0)
339: ZEND_ARG_INFO(0, data)
340: ZEND_ARG_INFO(1, opendata)
341: ZEND_ARG_INFO(0, ekey)
342: ZEND_ARG_INFO(0, privkey)
343: ZEND_END_ARG_INFO()
344:
345: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_get_md_methods, 0, 0, 0)
346: ZEND_ARG_INFO(0, aliases)
347: ZEND_END_ARG_INFO()
348:
349: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_get_cipher_methods, 0, 0, 0)
350: ZEND_ARG_INFO(0, aliases)
351: ZEND_END_ARG_INFO()
352:
353: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_digest, 0, 0, 2)
354: ZEND_ARG_INFO(0, data)
355: ZEND_ARG_INFO(0, method)
356: ZEND_ARG_INFO(0, raw_output)
357: ZEND_END_ARG_INFO()
358:
359: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_encrypt, 0, 0, 3)
360: ZEND_ARG_INFO(0, data)
361: ZEND_ARG_INFO(0, method)
362: ZEND_ARG_INFO(0, password)
1.1.1.2 misho 363: ZEND_ARG_INFO(0, options)
1.1 misho 364: ZEND_ARG_INFO(0, iv)
365: ZEND_END_ARG_INFO()
366:
367: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_decrypt, 0, 0, 3)
368: ZEND_ARG_INFO(0, data)
369: ZEND_ARG_INFO(0, method)
370: ZEND_ARG_INFO(0, password)
1.1.1.2 misho 371: ZEND_ARG_INFO(0, options)
1.1 misho 372: ZEND_ARG_INFO(0, iv)
373: ZEND_END_ARG_INFO()
374:
375: ZEND_BEGIN_ARG_INFO(arginfo_openssl_cipher_iv_length, 0)
376: ZEND_ARG_INFO(0, method)
377: ZEND_END_ARG_INFO()
378:
379: ZEND_BEGIN_ARG_INFO(arginfo_openssl_dh_compute_key, 0)
380: ZEND_ARG_INFO(0, pub_key)
381: ZEND_ARG_INFO(0, dh_key)
382: ZEND_END_ARG_INFO()
383:
384: ZEND_BEGIN_ARG_INFO_EX(arginfo_openssl_random_pseudo_bytes, 0, 0, 1)
385: ZEND_ARG_INFO(0, length)
386: ZEND_ARG_INFO(1, result_is_strong)
387: ZEND_END_ARG_INFO()
388: /* }}} */
389:
390: /* {{{ openssl_functions[]
391: */
392: const zend_function_entry openssl_functions[] = {
393: /* public/private key functions */
394: PHP_FE(openssl_pkey_free, arginfo_openssl_pkey_free)
395: PHP_FE(openssl_pkey_new, arginfo_openssl_pkey_new)
396: PHP_FE(openssl_pkey_export, arginfo_openssl_pkey_export)
397: PHP_FE(openssl_pkey_export_to_file, arginfo_openssl_pkey_export_to_file)
398: PHP_FE(openssl_pkey_get_private, arginfo_openssl_pkey_get_private)
399: PHP_FE(openssl_pkey_get_public, arginfo_openssl_pkey_get_public)
400: PHP_FE(openssl_pkey_get_details, arginfo_openssl_pkey_get_details)
401:
402: PHP_FALIAS(openssl_free_key, openssl_pkey_free, arginfo_openssl_pkey_free)
403: PHP_FALIAS(openssl_get_privatekey, openssl_pkey_get_private, arginfo_openssl_pkey_get_private)
404: PHP_FALIAS(openssl_get_publickey, openssl_pkey_get_public, arginfo_openssl_pkey_get_public)
405:
406: /* x.509 cert funcs */
407: PHP_FE(openssl_x509_read, arginfo_openssl_x509_read)
408: PHP_FE(openssl_x509_free, arginfo_openssl_x509_free)
409: PHP_FE(openssl_x509_parse, arginfo_openssl_x509_parse)
410: PHP_FE(openssl_x509_checkpurpose, arginfo_openssl_x509_checkpurpose)
411: PHP_FE(openssl_x509_check_private_key, arginfo_openssl_x509_check_private_key)
412: PHP_FE(openssl_x509_export, arginfo_openssl_x509_export)
413: PHP_FE(openssl_x509_export_to_file, arginfo_openssl_x509_export_to_file)
414:
415: /* PKCS12 funcs */
416: PHP_FE(openssl_pkcs12_export, arginfo_openssl_pkcs12_export)
417: PHP_FE(openssl_pkcs12_export_to_file, arginfo_openssl_pkcs12_export_to_file)
418: PHP_FE(openssl_pkcs12_read, arginfo_openssl_pkcs12_read)
419:
420: /* CSR funcs */
421: PHP_FE(openssl_csr_new, arginfo_openssl_csr_new)
422: PHP_FE(openssl_csr_export, arginfo_openssl_csr_export)
423: PHP_FE(openssl_csr_export_to_file, arginfo_openssl_csr_export_to_file)
424: PHP_FE(openssl_csr_sign, arginfo_openssl_csr_sign)
425: PHP_FE(openssl_csr_get_subject, arginfo_openssl_csr_get_subject)
426: PHP_FE(openssl_csr_get_public_key, arginfo_openssl_csr_get_public_key)
427:
428: PHP_FE(openssl_digest, arginfo_openssl_digest)
429: PHP_FE(openssl_encrypt, arginfo_openssl_encrypt)
430: PHP_FE(openssl_decrypt, arginfo_openssl_decrypt)
431: PHP_FE(openssl_cipher_iv_length, arginfo_openssl_cipher_iv_length)
432: PHP_FE(openssl_sign, arginfo_openssl_sign)
433: PHP_FE(openssl_verify, arginfo_openssl_verify)
434: PHP_FE(openssl_seal, arginfo_openssl_seal)
435: PHP_FE(openssl_open, arginfo_openssl_open)
436:
437: /* for S/MIME handling */
438: PHP_FE(openssl_pkcs7_verify, arginfo_openssl_pkcs7_verify)
439: PHP_FE(openssl_pkcs7_decrypt, arginfo_openssl_pkcs7_decrypt)
440: PHP_FE(openssl_pkcs7_sign, arginfo_openssl_pkcs7_sign)
441: PHP_FE(openssl_pkcs7_encrypt, arginfo_openssl_pkcs7_encrypt)
442:
443: PHP_FE(openssl_private_encrypt, arginfo_openssl_private_encrypt)
444: PHP_FE(openssl_private_decrypt, arginfo_openssl_private_decrypt)
445: PHP_FE(openssl_public_encrypt, arginfo_openssl_public_encrypt)
446: PHP_FE(openssl_public_decrypt, arginfo_openssl_public_decrypt)
447:
448: PHP_FE(openssl_get_md_methods, arginfo_openssl_get_md_methods)
449: PHP_FE(openssl_get_cipher_methods, arginfo_openssl_get_cipher_methods)
450:
451: PHP_FE(openssl_dh_compute_key, arginfo_openssl_dh_compute_key)
452:
453: PHP_FE(openssl_random_pseudo_bytes, arginfo_openssl_random_pseudo_bytes)
454: PHP_FE(openssl_error_string, arginfo_openssl_error_string)
455: PHP_FE_END
456: };
457: /* }}} */
458:
459: /* {{{ openssl_module_entry
460: */
461: zend_module_entry openssl_module_entry = {
462: STANDARD_MODULE_HEADER,
463: "openssl",
464: openssl_functions,
465: PHP_MINIT(openssl),
466: PHP_MSHUTDOWN(openssl),
467: NULL,
468: NULL,
469: PHP_MINFO(openssl),
470: NO_VERSION_YET,
471: STANDARD_MODULE_PROPERTIES
472: };
473: /* }}} */
474:
475: #ifdef COMPILE_DL_OPENSSL
476: ZEND_GET_MODULE(openssl)
477: #endif
478:
479: static int le_key;
480: static int le_x509;
481: static int le_csr;
482: static int ssl_stream_data_index;
483:
484: int php_openssl_get_x509_list_id(void) /* {{{ */
485: {
486: return le_x509;
487: }
488: /* }}} */
489:
490: /* {{{ resource destructors */
491: static void php_pkey_free(zend_rsrc_list_entry *rsrc TSRMLS_DC)
492: {
493: EVP_PKEY *pkey = (EVP_PKEY *)rsrc->ptr;
494:
495: assert(pkey != NULL);
496:
497: EVP_PKEY_free(pkey);
498: }
499:
500: static void php_x509_free(zend_rsrc_list_entry *rsrc TSRMLS_DC)
501: {
502: X509 *x509 = (X509 *)rsrc->ptr;
503: X509_free(x509);
504: }
505:
506: static void php_csr_free(zend_rsrc_list_entry *rsrc TSRMLS_DC)
507: {
508: X509_REQ * csr = (X509_REQ*)rsrc->ptr;
509: X509_REQ_free(csr);
510: }
511: /* }}} */
512:
1.1.1.2 misho 513: /* {{{ openssl open_basedir check */
514: inline static int php_openssl_open_base_dir_chk(char *filename TSRMLS_DC)
1.1 misho 515: {
516: if (php_check_open_basedir(filename TSRMLS_CC)) {
517: return -1;
518: }
1.1.1.2 misho 519:
1.1 misho 520: return 0;
521: }
522: /* }}} */
523:
524: /* openssl -> PHP "bridging" */
525: /* true global; readonly after module startup */
526: static char default_ssl_conf_filename[MAXPATHLEN];
527:
528: struct php_x509_request { /* {{{ */
529: #if OPENSSL_VERSION_NUMBER >= 0x10000002L
530: LHASH_OF(CONF_VALUE) * global_config; /* Global SSL config */
531: LHASH_OF(CONF_VALUE) * req_config; /* SSL config for this request */
532: #else
533: LHASH * global_config; /* Global SSL config */
534: LHASH * req_config; /* SSL config for this request */
535: #endif
536: const EVP_MD * md_alg;
537: const EVP_MD * digest;
538: char * section_name,
539: * config_filename,
540: * digest_name,
541: * extensions_section,
542: * request_extensions_section;
543: int priv_key_bits;
544: int priv_key_type;
545:
546: int priv_key_encrypt;
547:
548: EVP_PKEY * priv_key;
1.1.1.2 misho 549:
550: const EVP_CIPHER * priv_key_encrypt_cipher;
1.1 misho 551: };
552: /* }}} */
553:
554: static X509 * php_openssl_x509_from_zval(zval ** val, int makeresource, long * resourceval TSRMLS_DC);
555: static EVP_PKEY * php_openssl_evp_from_zval(zval ** val, int public_key, char * passphrase, int makeresource, long * resourceval TSRMLS_DC);
556: static int php_openssl_is_private_key(EVP_PKEY* pkey TSRMLS_DC);
557: static X509_STORE * setup_verify(zval * calist TSRMLS_DC);
558: static STACK_OF(X509) * load_all_certs_from_file(char *certfile);
559: static X509_REQ * php_openssl_csr_from_zval(zval ** val, int makeresource, long * resourceval TSRMLS_DC);
560: static EVP_PKEY * php_openssl_generate_private_key(struct php_x509_request * req TSRMLS_DC);
561:
562: static void add_assoc_name_entry(zval * val, char * key, X509_NAME * name, int shortname TSRMLS_DC) /* {{{ */
563: {
564: zval *subitem, *subentries;
565: int i, j = -1, last = -1, obj_cnt = 0;
566: char *sname;
567: int nid;
568: X509_NAME_ENTRY * ne;
569: ASN1_STRING * str = NULL;
570: ASN1_OBJECT * obj;
571:
572: if (key != NULL) {
573: MAKE_STD_ZVAL(subitem);
574: array_init(subitem);
575: } else {
576: subitem = val;
577: }
1.1.1.2 misho 578:
1.1 misho 579: for (i = 0; i < X509_NAME_entry_count(name); i++) {
580: unsigned char *to_add;
581: int to_add_len;
582:
583:
584: ne = X509_NAME_get_entry(name, i);
585: obj = X509_NAME_ENTRY_get_object(ne);
586: nid = OBJ_obj2nid(obj);
587: obj_cnt = 0;
588:
589: if (shortname) {
590: sname = (char *) OBJ_nid2sn(nid);
591: } else {
592: sname = (char *) OBJ_nid2ln(nid);
593: }
594:
595: MAKE_STD_ZVAL(subentries);
596: array_init(subentries);
597:
598: last = -1;
599: for (;;) {
600: j = X509_NAME_get_index_by_OBJ(name, obj, last);
601: if (j < 0) {
602: if (last != -1) break;
603: } else {
604: obj_cnt++;
605: ne = X509_NAME_get_entry(name, j);
606: str = X509_NAME_ENTRY_get_data(ne);
607: if (ASN1_STRING_type(str) != V_ASN1_UTF8STRING) {
608: to_add_len = ASN1_STRING_to_UTF8(&to_add, str);
609: if (to_add_len != -1) {
610: add_next_index_stringl(subentries, (char *)to_add, to_add_len, 1);
611: }
612: } else {
613: to_add = ASN1_STRING_data(str);
614: to_add_len = ASN1_STRING_length(str);
615: add_next_index_stringl(subentries, (char *)to_add, to_add_len, 1);
616: }
617: }
618: last = j;
619: }
620: i = last;
1.1.1.2 misho 621:
1.1 misho 622: if (obj_cnt > 1) {
623: add_assoc_zval_ex(subitem, sname, strlen(sname) + 1, subentries);
624: } else {
625: zval_dtor(subentries);
626: FREE_ZVAL(subentries);
627: if (obj_cnt && str && to_add_len > -1) {
628: add_assoc_stringl(subitem, sname, (char *)to_add, to_add_len, 1);
629: }
630: }
631: }
632: if (key != NULL) {
633: zend_hash_update(HASH_OF(val), key, strlen(key) + 1, (void *)&subitem, sizeof(subitem), NULL);
634: }
635: }
636: /* }}} */
637:
638: static void add_assoc_asn1_string(zval * val, char * key, ASN1_STRING * str) /* {{{ */
639: {
640: add_assoc_stringl(val, key, (char *)str->data, str->length, 1);
641: }
642: /* }}} */
643:
644: static time_t asn1_time_to_time_t(ASN1_UTCTIME * timestr TSRMLS_DC) /* {{{ */
645: {
646: /*
647: This is how the time string is formatted:
648:
649: snprintf(p, sizeof(p), "%02d%02d%02d%02d%02d%02dZ",ts->tm_year%100,
650: ts->tm_mon+1,ts->tm_mday,ts->tm_hour,ts->tm_min,ts->tm_sec);
651: */
652:
653: time_t ret;
654: struct tm thetime;
655: char * strbuf;
656: char * thestr;
657: long gmadjust = 0;
658:
659: if (timestr->length < 13) {
660: php_error_docref(NULL TSRMLS_CC, E_WARNING, "extension author too lazy to parse %s correctly", timestr->data);
661: return (time_t)-1;
662: }
663:
664: strbuf = estrdup((char *)timestr->data);
665:
666: memset(&thetime, 0, sizeof(thetime));
667:
668: /* we work backwards so that we can use atoi more easily */
669:
670: thestr = strbuf + timestr->length - 3;
671:
672: thetime.tm_sec = atoi(thestr);
673: *thestr = '\0';
674: thestr -= 2;
675: thetime.tm_min = atoi(thestr);
676: *thestr = '\0';
677: thestr -= 2;
678: thetime.tm_hour = atoi(thestr);
679: *thestr = '\0';
680: thestr -= 2;
681: thetime.tm_mday = atoi(thestr);
682: *thestr = '\0';
683: thestr -= 2;
684: thetime.tm_mon = atoi(thestr)-1;
685: *thestr = '\0';
686: thestr -= 2;
687: thetime.tm_year = atoi(thestr);
688:
689: if (thetime.tm_year < 68) {
690: thetime.tm_year += 100;
691: }
692:
693: thetime.tm_isdst = -1;
694: ret = mktime(&thetime);
695:
696: #if HAVE_TM_GMTOFF
697: gmadjust = thetime.tm_gmtoff;
698: #else
699: /*
700: ** If correcting for daylight savings time, we set the adjustment to
701: ** the value of timezone - 3600 seconds. Otherwise, we need to overcorrect and
702: ** set the adjustment to the main timezone + 3600 seconds.
703: */
704: gmadjust = -(thetime.tm_isdst ? (long)timezone - 3600 : (long)timezone + 3600);
705: #endif
706: ret += gmadjust;
707:
708: efree(strbuf);
709:
710: return ret;
711: }
712: /* }}} */
713:
714: #if OPENSSL_VERSION_NUMBER >= 0x10000002L
715: static inline int php_openssl_config_check_syntax(const char * section_label, const char * config_filename, const char * section, LHASH_OF(CONF_VALUE) * config TSRMLS_DC) /* {{{ */
716: #else
717: static inline int php_openssl_config_check_syntax(const char * section_label, const char * config_filename, const char * section, LHASH * config TSRMLS_DC)
718: #endif
719: {
720: X509V3_CTX ctx;
1.1.1.2 misho 721:
1.1 misho 722: X509V3_set_ctx_test(&ctx);
723: X509V3_set_conf_lhash(&ctx, config);
724: if (!X509V3_EXT_add_conf(config, &ctx, (char *)section, NULL)) {
725: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error loading %s section %s of %s",
726: section_label,
727: section,
728: config_filename);
729: return FAILURE;
730: }
731: return SUCCESS;
732: }
733: /* }}} */
734:
735: static int add_oid_section(struct php_x509_request * req TSRMLS_DC) /* {{{ */
736: {
737: char * str;
738: STACK_OF(CONF_VALUE) * sktmp;
739: CONF_VALUE * cnf;
740: int i;
741:
742: str = CONF_get_string(req->req_config, NULL, "oid_section");
743: if (str == NULL) {
744: return SUCCESS;
745: }
746: sktmp = CONF_get_section(req->req_config, str);
747: if (sktmp == NULL) {
748: php_error_docref(NULL TSRMLS_CC, E_WARNING, "problem loading oid section %s", str);
749: return FAILURE;
750: }
751: for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
752: cnf = sk_CONF_VALUE_value(sktmp, i);
753: if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
754: php_error_docref(NULL TSRMLS_CC, E_WARNING, "problem creating object %s=%s", cnf->name, cnf->value);
755: return FAILURE;
756: }
757: }
758: return SUCCESS;
759: }
760: /* }}} */
761:
762: #define PHP_SSL_REQ_INIT(req) memset(req, 0, sizeof(*req))
763: #define PHP_SSL_REQ_DISPOSE(req) php_openssl_dispose_config(req TSRMLS_CC)
764: #define PHP_SSL_REQ_PARSE(req, zval) php_openssl_parse_config(req, zval TSRMLS_CC)
765:
766: #define PHP_SSL_CONFIG_SYNTAX_CHECK(var) if (req->var && php_openssl_config_check_syntax(#var, \
767: req->config_filename, req->var, req->req_config TSRMLS_CC) == FAILURE) return FAILURE
768:
769: #define SET_OPTIONAL_STRING_ARG(key, varname, defval) \
770: if (optional_args && zend_hash_find(Z_ARRVAL_P(optional_args), key, sizeof(key), (void**)&item) == SUCCESS) \
771: varname = Z_STRVAL_PP(item); \
772: else \
773: varname = defval
774:
775: #define SET_OPTIONAL_LONG_ARG(key, varname, defval) \
776: if (optional_args && zend_hash_find(Z_ARRVAL_P(optional_args), key, sizeof(key), (void**)&item) == SUCCESS) \
777: varname = Z_LVAL_PP(item); \
778: else \
779: varname = defval
780:
1.1.1.2 misho 781: static const EVP_CIPHER * php_openssl_get_evp_cipher_from_algo(long algo);
782:
783:
1.1 misho 784: static int php_openssl_parse_config(struct php_x509_request * req, zval * optional_args TSRMLS_DC) /* {{{ */
785: {
786: char * str;
787: zval ** item;
788:
789: SET_OPTIONAL_STRING_ARG("config", req->config_filename, default_ssl_conf_filename);
790: SET_OPTIONAL_STRING_ARG("config_section_name", req->section_name, "req");
791: req->global_config = CONF_load(NULL, default_ssl_conf_filename, NULL);
792: req->req_config = CONF_load(NULL, req->config_filename, NULL);
793:
794: if (req->req_config == NULL) {
795: return FAILURE;
796: }
797:
798: /* read in the oids */
799: str = CONF_get_string(req->req_config, NULL, "oid_file");
1.1.1.2 misho 800: if (str && !php_openssl_open_base_dir_chk(str TSRMLS_CC)) {
1.1 misho 801: BIO *oid_bio = BIO_new_file(str, "r");
802: if (oid_bio) {
803: OBJ_create_objects(oid_bio);
804: BIO_free(oid_bio);
805: }
806: }
807: if (add_oid_section(req TSRMLS_CC) == FAILURE) {
808: return FAILURE;
809: }
810: SET_OPTIONAL_STRING_ARG("digest_alg", req->digest_name,
811: CONF_get_string(req->req_config, req->section_name, "default_md"));
812: SET_OPTIONAL_STRING_ARG("x509_extensions", req->extensions_section,
813: CONF_get_string(req->req_config, req->section_name, "x509_extensions"));
814: SET_OPTIONAL_STRING_ARG("req_extensions", req->request_extensions_section,
815: CONF_get_string(req->req_config, req->section_name, "req_extensions"));
816: SET_OPTIONAL_LONG_ARG("private_key_bits", req->priv_key_bits,
817: CONF_get_number(req->req_config, req->section_name, "default_bits"));
818:
819: SET_OPTIONAL_LONG_ARG("private_key_type", req->priv_key_type, OPENSSL_KEYTYPE_DEFAULT);
820:
821: if (optional_args && zend_hash_find(Z_ARRVAL_P(optional_args), "encrypt_key", sizeof("encrypt_key"), (void**)&item) == SUCCESS) {
822: req->priv_key_encrypt = Z_BVAL_PP(item);
823: } else {
824: str = CONF_get_string(req->req_config, req->section_name, "encrypt_rsa_key");
825: if (str == NULL) {
826: str = CONF_get_string(req->req_config, req->section_name, "encrypt_key");
827: }
828: if (str && strcmp(str, "no") == 0) {
829: req->priv_key_encrypt = 0;
830: } else {
831: req->priv_key_encrypt = 1;
832: }
833: }
1.1.1.2 misho 834:
835: if (req->priv_key_encrypt && optional_args && zend_hash_find(Z_ARRVAL_P(optional_args), "encrypt_key_cipher", sizeof("encrypt_key_cipher"), (void**)&item) == SUCCESS) {
836: long cipher_algo = Z_LVAL_PP(item);
837: const EVP_CIPHER* cipher = php_openssl_get_evp_cipher_from_algo(cipher_algo);
838: if (cipher == NULL) {
839: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown cipher algorithm for private key.");
840: return FAILURE;
841: } else {
842: req->priv_key_encrypt_cipher = cipher;
843: }
844: } else {
845: req->priv_key_encrypt_cipher = NULL;
846: }
847:
848:
849:
1.1 misho 850: /* digest alg */
851: if (req->digest_name == NULL) {
852: req->digest_name = CONF_get_string(req->req_config, req->section_name, "default_md");
853: }
854: if (req->digest_name) {
855: req->digest = req->md_alg = EVP_get_digestbyname(req->digest_name);
856: }
857: if (req->md_alg == NULL) {
858: req->md_alg = req->digest = EVP_md5();
859: }
860:
861: PHP_SSL_CONFIG_SYNTAX_CHECK(extensions_section);
862:
863: /* set the string mask */
864: str = CONF_get_string(req->req_config, req->section_name, "string_mask");
865: if (str && !ASN1_STRING_set_default_mask_asc(str)) {
866: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid global string mask setting %s", str);
867: return FAILURE;
868: }
869:
870: PHP_SSL_CONFIG_SYNTAX_CHECK(request_extensions_section);
1.1.1.2 misho 871:
1.1 misho 872: return SUCCESS;
873: }
874: /* }}} */
875:
876: static void php_openssl_dispose_config(struct php_x509_request * req TSRMLS_DC) /* {{{ */
877: {
878: if (req->priv_key) {
879: EVP_PKEY_free(req->priv_key);
880: req->priv_key = NULL;
881: }
882: if (req->global_config) {
883: CONF_free(req->global_config);
884: req->global_config = NULL;
885: }
886: if (req->req_config) {
887: CONF_free(req->req_config);
888: req->req_config = NULL;
889: }
890: }
891: /* }}} */
892:
1.1.1.2 misho 893: static int php_openssl_load_rand_file(const char * file, int *egdsocket, int *seeded TSRMLS_DC) /* {{{ */
1.1 misho 894: {
895: char buffer[MAXPATHLEN];
896:
897: *egdsocket = 0;
898: *seeded = 0;
899:
900: if (file == NULL) {
901: file = RAND_file_name(buffer, sizeof(buffer));
902: } else if (RAND_egd(file) > 0) {
903: /* if the given filename is an EGD socket, don't
904: * write anything back to it */
905: *egdsocket = 1;
906: return SUCCESS;
907: }
908: if (file == NULL || !RAND_load_file(file, -1)) {
909: if (RAND_status() == 0) {
910: php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to load random state; not enough random data!");
911: return FAILURE;
912: }
913: return FAILURE;
914: }
915: *seeded = 1;
916: return SUCCESS;
917: }
918: /* }}} */
919:
920: static int php_openssl_write_rand_file(const char * file, int egdsocket, int seeded) /* {{{ */
921: {
922: char buffer[MAXPATHLEN];
923:
924: TSRMLS_FETCH();
925:
926: if (egdsocket || !seeded) {
927: /* if we did not manage to read the seed file, we should not write
928: * a low-entropy seed file back */
929: return FAILURE;
930: }
931: if (file == NULL) {
932: file = RAND_file_name(buffer, sizeof(buffer));
933: }
934: if (file == NULL || !RAND_write_file(file)) {
935: php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to write random state");
936: return FAILURE;
937: }
938: return SUCCESS;
939: }
940: /* }}} */
941:
942: static EVP_MD * php_openssl_get_evp_md_from_algo(long algo) { /* {{{ */
943: EVP_MD *mdtype;
944:
945: switch (algo) {
946: case OPENSSL_ALGO_SHA1:
947: mdtype = (EVP_MD *) EVP_sha1();
948: break;
949: case OPENSSL_ALGO_MD5:
950: mdtype = (EVP_MD *) EVP_md5();
951: break;
952: case OPENSSL_ALGO_MD4:
953: mdtype = (EVP_MD *) EVP_md4();
954: break;
955: #ifdef HAVE_OPENSSL_MD2_H
956: case OPENSSL_ALGO_MD2:
957: mdtype = (EVP_MD *) EVP_md2();
958: break;
959: #endif
960: case OPENSSL_ALGO_DSS1:
961: mdtype = (EVP_MD *) EVP_dss1();
962: break;
1.1.1.3 ! misho 963: #if OPENSSL_VERSION_NUMBER >= 0x0090708fL
! 964: case OPENSSL_ALGO_SHA224:
! 965: mdtype = (EVP_MD *) EVP_sha224();
! 966: break;
! 967: case OPENSSL_ALGO_SHA256:
! 968: mdtype = (EVP_MD *) EVP_sha256();
! 969: break;
! 970: case OPENSSL_ALGO_SHA384:
! 971: mdtype = (EVP_MD *) EVP_sha384();
! 972: break;
! 973: case OPENSSL_ALGO_SHA512:
! 974: mdtype = (EVP_MD *) EVP_sha512();
! 975: break;
! 976: case OPENSSL_ALGO_RMD160:
! 977: mdtype = (EVP_MD *) EVP_ripemd160();
! 978: break;
! 979: #endif
1.1 misho 980: default:
981: return NULL;
982: break;
983: }
984: return mdtype;
985: }
986: /* }}} */
987:
988: static const EVP_CIPHER * php_openssl_get_evp_cipher_from_algo(long algo) { /* {{{ */
989: switch (algo) {
990: #ifndef OPENSSL_NO_RC2
991: case PHP_OPENSSL_CIPHER_RC2_40:
992: return EVP_rc2_40_cbc();
993: break;
994: case PHP_OPENSSL_CIPHER_RC2_64:
995: return EVP_rc2_64_cbc();
996: break;
997: case PHP_OPENSSL_CIPHER_RC2_128:
998: return EVP_rc2_cbc();
999: break;
1000: #endif
1001:
1002: #ifndef OPENSSL_NO_DES
1003: case PHP_OPENSSL_CIPHER_DES:
1004: return EVP_des_cbc();
1005: break;
1006: case PHP_OPENSSL_CIPHER_3DES:
1007: return EVP_des_ede3_cbc();
1008: break;
1009: #endif
1.1.1.2 misho 1010:
1011: #ifndef OPENSSL_NO_AES
1012: case PHP_OPENSSL_CIPHER_AES_128_CBC:
1013: return EVP_aes_128_cbc();
1014: break;
1015: case PHP_OPENSSL_CIPHER_AES_192_CBC:
1016: return EVP_aes_192_cbc();
1017: break;
1018: case PHP_OPENSSL_CIPHER_AES_256_CBC:
1019: return EVP_aes_256_cbc();
1020: break;
1021: #endif
1022:
1023:
1.1 misho 1024: default:
1025: return NULL;
1026: break;
1027: }
1028: }
1029: /* }}} */
1030:
1031: /* {{{ PHP_MINIT_FUNCTION
1032: */
1033: PHP_MINIT_FUNCTION(openssl)
1034: {
1035: char * config_filename;
1036:
1037: le_key = zend_register_list_destructors_ex(php_pkey_free, NULL, "OpenSSL key", module_number);
1038: le_x509 = zend_register_list_destructors_ex(php_x509_free, NULL, "OpenSSL X.509", module_number);
1039: le_csr = zend_register_list_destructors_ex(php_csr_free, NULL, "OpenSSL X.509 CSR", module_number);
1040:
1041: SSL_library_init();
1042: OpenSSL_add_all_ciphers();
1043: OpenSSL_add_all_digests();
1044: OpenSSL_add_all_algorithms();
1045:
1.1.1.2 misho 1046: SSL_load_error_strings();
1.1 misho 1047:
1048: /* register a resource id number with OpenSSL so that we can map SSL -> stream structures in
1049: * OpenSSL callbacks */
1050: ssl_stream_data_index = SSL_get_ex_new_index(0, "PHP stream index", NULL, NULL, NULL);
1.1.1.2 misho 1051:
1.1 misho 1052: REGISTER_STRING_CONSTANT("OPENSSL_VERSION_TEXT", OPENSSL_VERSION_TEXT, CONST_CS|CONST_PERSISTENT);
1053: REGISTER_LONG_CONSTANT("OPENSSL_VERSION_NUMBER", OPENSSL_VERSION_NUMBER, CONST_CS|CONST_PERSISTENT);
1.1.1.2 misho 1054:
1.1 misho 1055: /* purposes for cert purpose checking */
1056: REGISTER_LONG_CONSTANT("X509_PURPOSE_SSL_CLIENT", X509_PURPOSE_SSL_CLIENT, CONST_CS|CONST_PERSISTENT);
1057: REGISTER_LONG_CONSTANT("X509_PURPOSE_SSL_SERVER", X509_PURPOSE_SSL_SERVER, CONST_CS|CONST_PERSISTENT);
1058: REGISTER_LONG_CONSTANT("X509_PURPOSE_NS_SSL_SERVER", X509_PURPOSE_NS_SSL_SERVER, CONST_CS|CONST_PERSISTENT);
1059: REGISTER_LONG_CONSTANT("X509_PURPOSE_SMIME_SIGN", X509_PURPOSE_SMIME_SIGN, CONST_CS|CONST_PERSISTENT);
1060: REGISTER_LONG_CONSTANT("X509_PURPOSE_SMIME_ENCRYPT", X509_PURPOSE_SMIME_ENCRYPT, CONST_CS|CONST_PERSISTENT);
1061: REGISTER_LONG_CONSTANT("X509_PURPOSE_CRL_SIGN", X509_PURPOSE_CRL_SIGN, CONST_CS|CONST_PERSISTENT);
1062: #ifdef X509_PURPOSE_ANY
1063: REGISTER_LONG_CONSTANT("X509_PURPOSE_ANY", X509_PURPOSE_ANY, CONST_CS|CONST_PERSISTENT);
1064: #endif
1065:
1066: /* signature algorithm constants */
1067: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_SHA1", OPENSSL_ALGO_SHA1, CONST_CS|CONST_PERSISTENT);
1068: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_MD5", OPENSSL_ALGO_MD5, CONST_CS|CONST_PERSISTENT);
1069: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_MD4", OPENSSL_ALGO_MD4, CONST_CS|CONST_PERSISTENT);
1070: #ifdef HAVE_OPENSSL_MD2_H
1071: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_MD2", OPENSSL_ALGO_MD2, CONST_CS|CONST_PERSISTENT);
1072: #endif
1073: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_DSS1", OPENSSL_ALGO_DSS1, CONST_CS|CONST_PERSISTENT);
1.1.1.3 ! misho 1074: #if OPENSSL_VERSION_NUMBER >= 0x0090708fL
! 1075: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_SHA224", OPENSSL_ALGO_SHA224, CONST_CS|CONST_PERSISTENT);
! 1076: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_SHA256", OPENSSL_ALGO_SHA256, CONST_CS|CONST_PERSISTENT);
! 1077: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_SHA384", OPENSSL_ALGO_SHA384, CONST_CS|CONST_PERSISTENT);
! 1078: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_SHA512", OPENSSL_ALGO_SHA512, CONST_CS|CONST_PERSISTENT);
! 1079: REGISTER_LONG_CONSTANT("OPENSSL_ALGO_RMD160", OPENSSL_ALGO_RMD160, CONST_CS|CONST_PERSISTENT);
! 1080: #endif
1.1 misho 1081:
1082: /* flags for S/MIME */
1083: REGISTER_LONG_CONSTANT("PKCS7_DETACHED", PKCS7_DETACHED, CONST_CS|CONST_PERSISTENT);
1084: REGISTER_LONG_CONSTANT("PKCS7_TEXT", PKCS7_TEXT, CONST_CS|CONST_PERSISTENT);
1085: REGISTER_LONG_CONSTANT("PKCS7_NOINTERN", PKCS7_NOINTERN, CONST_CS|CONST_PERSISTENT);
1086: REGISTER_LONG_CONSTANT("PKCS7_NOVERIFY", PKCS7_NOVERIFY, CONST_CS|CONST_PERSISTENT);
1087: REGISTER_LONG_CONSTANT("PKCS7_NOCHAIN", PKCS7_NOCHAIN, CONST_CS|CONST_PERSISTENT);
1088: REGISTER_LONG_CONSTANT("PKCS7_NOCERTS", PKCS7_NOCERTS, CONST_CS|CONST_PERSISTENT);
1089: REGISTER_LONG_CONSTANT("PKCS7_NOATTR", PKCS7_NOATTR, CONST_CS|CONST_PERSISTENT);
1090: REGISTER_LONG_CONSTANT("PKCS7_BINARY", PKCS7_BINARY, CONST_CS|CONST_PERSISTENT);
1091: REGISTER_LONG_CONSTANT("PKCS7_NOSIGS", PKCS7_NOSIGS, CONST_CS|CONST_PERSISTENT);
1092:
1093: REGISTER_LONG_CONSTANT("OPENSSL_PKCS1_PADDING", RSA_PKCS1_PADDING, CONST_CS|CONST_PERSISTENT);
1094: REGISTER_LONG_CONSTANT("OPENSSL_SSLV23_PADDING", RSA_SSLV23_PADDING, CONST_CS|CONST_PERSISTENT);
1095: REGISTER_LONG_CONSTANT("OPENSSL_NO_PADDING", RSA_NO_PADDING, CONST_CS|CONST_PERSISTENT);
1096: REGISTER_LONG_CONSTANT("OPENSSL_PKCS1_OAEP_PADDING", RSA_PKCS1_OAEP_PADDING, CONST_CS|CONST_PERSISTENT);
1097:
1098: /* Ciphers */
1099: #ifndef OPENSSL_NO_RC2
1100: REGISTER_LONG_CONSTANT("OPENSSL_CIPHER_RC2_40", PHP_OPENSSL_CIPHER_RC2_40, CONST_CS|CONST_PERSISTENT);
1101: REGISTER_LONG_CONSTANT("OPENSSL_CIPHER_RC2_128", PHP_OPENSSL_CIPHER_RC2_128, CONST_CS|CONST_PERSISTENT);
1102: REGISTER_LONG_CONSTANT("OPENSSL_CIPHER_RC2_64", PHP_OPENSSL_CIPHER_RC2_64, CONST_CS|CONST_PERSISTENT);
1103: #endif
1104: #ifndef OPENSSL_NO_DES
1105: REGISTER_LONG_CONSTANT("OPENSSL_CIPHER_DES", PHP_OPENSSL_CIPHER_DES, CONST_CS|CONST_PERSISTENT);
1106: REGISTER_LONG_CONSTANT("OPENSSL_CIPHER_3DES", PHP_OPENSSL_CIPHER_3DES, CONST_CS|CONST_PERSISTENT);
1107: #endif
1.1.1.2 misho 1108: #ifndef OPENSSL_NO_AES
1109: REGISTER_LONG_CONSTANT("OPENSSL_CIPHER_AES_128_CBC", PHP_OPENSSL_CIPHER_AES_128_CBC, CONST_CS|CONST_PERSISTENT);
1110: REGISTER_LONG_CONSTANT("OPENSSL_CIPHER_AES_192_CBC", PHP_OPENSSL_CIPHER_AES_192_CBC, CONST_CS|CONST_PERSISTENT);
1111: REGISTER_LONG_CONSTANT("OPENSSL_CIPHER_AES_256_CBC", PHP_OPENSSL_CIPHER_AES_256_CBC, CONST_CS|CONST_PERSISTENT);
1112: #endif
1.1 misho 1113:
1114: /* Values for key types */
1115: REGISTER_LONG_CONSTANT("OPENSSL_KEYTYPE_RSA", OPENSSL_KEYTYPE_RSA, CONST_CS|CONST_PERSISTENT);
1116: #ifndef NO_DSA
1117: REGISTER_LONG_CONSTANT("OPENSSL_KEYTYPE_DSA", OPENSSL_KEYTYPE_DSA, CONST_CS|CONST_PERSISTENT);
1118: #endif
1119: REGISTER_LONG_CONSTANT("OPENSSL_KEYTYPE_DH", OPENSSL_KEYTYPE_DH, CONST_CS|CONST_PERSISTENT);
1120: #ifdef EVP_PKEY_EC
1121: REGISTER_LONG_CONSTANT("OPENSSL_KEYTYPE_EC", OPENSSL_KEYTYPE_EC, CONST_CS|CONST_PERSISTENT);
1122: #endif
1123:
1.1.1.2 misho 1124: REGISTER_LONG_CONSTANT("OPENSSL_RAW_DATA", OPENSSL_RAW_DATA, CONST_CS|CONST_PERSISTENT);
1125: REGISTER_LONG_CONSTANT("OPENSSL_ZERO_PADDING", OPENSSL_ZERO_PADDING, CONST_CS|CONST_PERSISTENT);
1126:
1.1 misho 1127: #if OPENSSL_VERSION_NUMBER >= 0x0090806fL && !defined(OPENSSL_NO_TLSEXT)
1128: /* SNI support included in OpenSSL >= 0.9.8j */
1129: REGISTER_LONG_CONSTANT("OPENSSL_TLSEXT_SERVER_NAME", 1, CONST_CS|CONST_PERSISTENT);
1130: #endif
1131:
1132: /* Determine default SSL configuration file */
1133: config_filename = getenv("OPENSSL_CONF");
1134: if (config_filename == NULL) {
1135: config_filename = getenv("SSLEAY_CONF");
1136: }
1137:
1138: /* default to 'openssl.cnf' if no environment variable is set */
1139: if (config_filename == NULL) {
1140: snprintf(default_ssl_conf_filename, sizeof(default_ssl_conf_filename), "%s/%s",
1141: X509_get_default_cert_area(),
1142: "openssl.cnf");
1143: } else {
1144: strlcpy(default_ssl_conf_filename, config_filename, sizeof(default_ssl_conf_filename));
1145: }
1146:
1147: php_stream_xport_register("ssl", php_openssl_ssl_socket_factory TSRMLS_CC);
1148: php_stream_xport_register("sslv3", php_openssl_ssl_socket_factory TSRMLS_CC);
1149: #ifndef OPENSSL_NO_SSL2
1150: php_stream_xport_register("sslv2", php_openssl_ssl_socket_factory TSRMLS_CC);
1151: #endif
1152: php_stream_xport_register("tls", php_openssl_ssl_socket_factory TSRMLS_CC);
1153:
1154: /* override the default tcp socket provider */
1155: php_stream_xport_register("tcp", php_openssl_ssl_socket_factory TSRMLS_CC);
1156:
1157: php_register_url_stream_wrapper("https", &php_stream_http_wrapper TSRMLS_CC);
1158: php_register_url_stream_wrapper("ftps", &php_stream_ftp_wrapper TSRMLS_CC);
1.1.1.2 misho 1159:
1.1 misho 1160: return SUCCESS;
1161: }
1162: /* }}} */
1163:
1164: /* {{{ PHP_MINFO_FUNCTION
1165: */
1166: PHP_MINFO_FUNCTION(openssl)
1167: {
1168: php_info_print_table_start();
1169: php_info_print_table_row(2, "OpenSSL support", "enabled");
1170: php_info_print_table_row(2, "OpenSSL Library Version", SSLeay_version(SSLEAY_VERSION));
1171: php_info_print_table_row(2, "OpenSSL Header Version", OPENSSL_VERSION_TEXT);
1172: php_info_print_table_end();
1173: }
1174: /* }}} */
1175:
1176: /* {{{ PHP_MSHUTDOWN_FUNCTION
1177: */
1178: PHP_MSHUTDOWN_FUNCTION(openssl)
1179: {
1180: EVP_cleanup();
1181:
1182: php_unregister_url_stream_wrapper("https" TSRMLS_CC);
1183: php_unregister_url_stream_wrapper("ftps" TSRMLS_CC);
1184:
1185: php_stream_xport_unregister("ssl" TSRMLS_CC);
1186: #ifndef OPENSSL_NO_SSL2
1187: php_stream_xport_unregister("sslv2" TSRMLS_CC);
1188: #endif
1189: php_stream_xport_unregister("sslv3" TSRMLS_CC);
1190: php_stream_xport_unregister("tls" TSRMLS_CC);
1191:
1192: /* reinstate the default tcp handler */
1193: php_stream_xport_register("tcp", php_stream_generic_socket_factory TSRMLS_CC);
1194:
1195: return SUCCESS;
1196: }
1197: /* }}} */
1198:
1199: /* {{{ x509 cert functions */
1200:
1201: /* {{{ php_openssl_x509_from_zval
1202: Given a zval, coerce it into an X509 object.
1203: The zval can be:
1204: . X509 resource created using openssl_read_x509()
1205: . if it starts with file:// then it will be interpreted as the path to that cert
1206: . it will be interpreted as the cert data
1207: If you supply makeresource, the result will be registered as an x509 resource and
1208: it's value returned in makeresource.
1209: */
1210: static X509 * php_openssl_x509_from_zval(zval ** val, int makeresource, long * resourceval TSRMLS_DC)
1211: {
1212: X509 *cert = NULL;
1213:
1214: if (resourceval) {
1215: *resourceval = -1;
1216: }
1217: if (Z_TYPE_PP(val) == IS_RESOURCE) {
1218: /* is it an x509 resource ? */
1219: void * what;
1220: int type;
1221:
1222: what = zend_fetch_resource(val TSRMLS_CC, -1, "OpenSSL X.509", &type, 1, le_x509);
1223: if (!what) {
1224: return NULL;
1225: }
1226: /* this is so callers can decide if they should free the X509 */
1227: if (resourceval) {
1228: *resourceval = Z_LVAL_PP(val);
1229: }
1230: if (type == le_x509) {
1231: return (X509*)what;
1232: }
1233: /* other types could be used here - eg: file pointers and read in the data from them */
1234:
1235: return NULL;
1236: }
1237:
1238: if (!(Z_TYPE_PP(val) == IS_STRING || Z_TYPE_PP(val) == IS_OBJECT)) {
1239: return NULL;
1240: }
1241:
1242: /* force it to be a string and check if it refers to a file */
1243: convert_to_string_ex(val);
1244:
1245: if (Z_STRLEN_PP(val) > 7 && memcmp(Z_STRVAL_PP(val), "file://", sizeof("file://") - 1) == 0) {
1246: /* read cert from the named file */
1247: BIO *in;
1248:
1.1.1.2 misho 1249: if (php_openssl_open_base_dir_chk(Z_STRVAL_PP(val) + (sizeof("file://") - 1) TSRMLS_CC)) {
1.1 misho 1250: return NULL;
1251: }
1252:
1253: in = BIO_new_file(Z_STRVAL_PP(val) + (sizeof("file://") - 1), "r");
1254: if (in == NULL) {
1255: return NULL;
1256: }
1257: cert = PEM_read_bio_X509(in, NULL, NULL, NULL);
1258: BIO_free(in);
1259: } else {
1260: BIO *in;
1261:
1262: in = BIO_new_mem_buf(Z_STRVAL_PP(val), Z_STRLEN_PP(val));
1263: if (in == NULL) {
1264: return NULL;
1265: }
1266: #ifdef TYPEDEF_D2I_OF
1267: cert = (X509 *) PEM_ASN1_read_bio((d2i_of_void *)d2i_X509, PEM_STRING_X509, in, NULL, NULL, NULL);
1268: #else
1269: cert = (X509 *) PEM_ASN1_read_bio((char *(*)())d2i_X509, PEM_STRING_X509, in, NULL, NULL, NULL);
1270: #endif
1271: BIO_free(in);
1272: }
1273:
1274: if (cert && makeresource && resourceval) {
1.1.1.2 misho 1275: *resourceval = zend_list_insert(cert, le_x509 TSRMLS_CC);
1.1 misho 1276: }
1277: return cert;
1278: }
1279:
1280: /* }}} */
1281:
1282: /* {{{ proto bool openssl_x509_export_to_file(mixed x509, string outfilename [, bool notext = true])
1283: Exports a CERT to file or a var */
1284: PHP_FUNCTION(openssl_x509_export_to_file)
1285: {
1286: X509 * cert;
1287: zval ** zcert;
1288: zend_bool notext = 1;
1289: BIO * bio_out;
1290: long certresource;
1291: char * filename;
1292: int filename_len;
1293:
1.1.1.2 misho 1294: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Zp|b", &zcert, &filename, &filename_len, ¬ext) == FAILURE) {
1.1 misho 1295: return;
1296: }
1297: RETVAL_FALSE;
1298:
1299: cert = php_openssl_x509_from_zval(zcert, 0, &certresource TSRMLS_CC);
1300: if (cert == NULL) {
1301: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get cert from parameter 1");
1302: return;
1303: }
1304:
1.1.1.2 misho 1305: if (php_openssl_open_base_dir_chk(filename TSRMLS_CC)) {
1.1 misho 1306: return;
1307: }
1308:
1309: bio_out = BIO_new_file(filename, "w");
1310: if (bio_out) {
1311: if (!notext) {
1312: X509_print(bio_out, cert);
1313: }
1314: PEM_write_bio_X509(bio_out, cert);
1315:
1316: RETVAL_TRUE;
1317: } else {
1318: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error opening file %s", filename);
1319: }
1320: if (certresource == -1 && cert) {
1321: X509_free(cert);
1322: }
1323: BIO_free(bio_out);
1324: }
1325: /* }}} */
1326:
1327: /* {{{ proto bool openssl_x509_export(mixed x509, string &out [, bool notext = true])
1328: Exports a CERT to file or a var */
1329: PHP_FUNCTION(openssl_x509_export)
1330: {
1331: X509 * cert;
1332: zval ** zcert, *zout;
1333: zend_bool notext = 1;
1334: BIO * bio_out;
1335: long certresource;
1336:
1337: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Zz|b", &zcert, &zout, ¬ext) == FAILURE) {
1338: return;
1339: }
1340: RETVAL_FALSE;
1341:
1342: cert = php_openssl_x509_from_zval(zcert, 0, &certresource TSRMLS_CC);
1343: if (cert == NULL) {
1344: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get cert from parameter 1");
1345: return;
1346: }
1347:
1348: bio_out = BIO_new(BIO_s_mem());
1349: if (!notext) {
1350: X509_print(bio_out, cert);
1351: }
1352: if (PEM_write_bio_X509(bio_out, cert)) {
1353: BUF_MEM *bio_buf;
1354:
1355: zval_dtor(zout);
1356: BIO_get_mem_ptr(bio_out, &bio_buf);
1357: ZVAL_STRINGL(zout, bio_buf->data, bio_buf->length, 1);
1358:
1359: RETVAL_TRUE;
1360: }
1361:
1362: if (certresource == -1 && cert) {
1363: X509_free(cert);
1364: }
1365: BIO_free(bio_out);
1366: }
1367: /* }}} */
1368:
1369: /* {{{ proto bool openssl_x509_check_private_key(mixed cert, mixed key)
1370: Checks if a private key corresponds to a CERT */
1371: PHP_FUNCTION(openssl_x509_check_private_key)
1372: {
1373: zval ** zcert, **zkey;
1374: X509 * cert = NULL;
1375: EVP_PKEY * key = NULL;
1376: long certresource = -1, keyresource = -1;
1377:
1378: RETVAL_FALSE;
1.1.1.2 misho 1379:
1.1 misho 1380: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ZZ", &zcert, &zkey) == FAILURE) {
1381: return;
1382: }
1383: cert = php_openssl_x509_from_zval(zcert, 0, &certresource TSRMLS_CC);
1384: if (cert == NULL) {
1385: RETURN_FALSE;
1.1.1.2 misho 1386: }
1.1 misho 1387: key = php_openssl_evp_from_zval(zkey, 0, "", 1, &keyresource TSRMLS_CC);
1388: if (key) {
1389: RETVAL_BOOL(X509_check_private_key(cert, key));
1390: }
1391:
1392: if (keyresource == -1 && key) {
1393: EVP_PKEY_free(key);
1394: }
1395: if (certresource == -1 && cert) {
1396: X509_free(cert);
1397: }
1398: }
1399: /* }}} */
1400:
1401: /* {{{ proto array openssl_x509_parse(mixed x509 [, bool shortnames=true])
1402: Returns an array of the fields/values of the CERT */
1403: PHP_FUNCTION(openssl_x509_parse)
1404: {
1405: zval ** zcert;
1406: X509 * cert = NULL;
1407: long certresource = -1;
1408: int i;
1409: zend_bool useshortnames = 1;
1410: char * tmpstr;
1411: zval * subitem;
1412: X509_EXTENSION *extension;
1413: char *extname;
1414: BIO *bio_out;
1415: BUF_MEM *bio_buf;
1416: char buf[256];
1417:
1418: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z|b", &zcert, &useshortnames) == FAILURE) {
1419: return;
1420: }
1421: cert = php_openssl_x509_from_zval(zcert, 0, &certresource TSRMLS_CC);
1422: if (cert == NULL) {
1423: RETURN_FALSE;
1424: }
1425: array_init(return_value);
1426:
1427: if (cert->name) {
1428: add_assoc_string(return_value, "name", cert->name, 1);
1429: }
1430: /* add_assoc_bool(return_value, "valid", cert->valid); */
1431:
1432: add_assoc_name_entry(return_value, "subject", X509_get_subject_name(cert), useshortnames TSRMLS_CC);
1433: /* hash as used in CA directories to lookup cert by subject name */
1434: {
1435: char buf[32];
1436: snprintf(buf, sizeof(buf), "%08lx", X509_subject_name_hash(cert));
1437: add_assoc_string(return_value, "hash", buf, 1);
1438: }
1.1.1.2 misho 1439:
1.1 misho 1440: add_assoc_name_entry(return_value, "issuer", X509_get_issuer_name(cert), useshortnames TSRMLS_CC);
1441: add_assoc_long(return_value, "version", X509_get_version(cert));
1442:
1.1.1.2 misho 1443: add_assoc_string(return_value, "serialNumber", i2s_ASN1_INTEGER(NULL, X509_get_serialNumber(cert)), 1);
1.1 misho 1444:
1445: add_assoc_asn1_string(return_value, "validFrom", X509_get_notBefore(cert));
1446: add_assoc_asn1_string(return_value, "validTo", X509_get_notAfter(cert));
1447:
1448: add_assoc_long(return_value, "validFrom_time_t", asn1_time_to_time_t(X509_get_notBefore(cert) TSRMLS_CC));
1449: add_assoc_long(return_value, "validTo_time_t", asn1_time_to_time_t(X509_get_notAfter(cert) TSRMLS_CC));
1450:
1451: tmpstr = (char *)X509_alias_get0(cert, NULL);
1452: if (tmpstr) {
1453: add_assoc_string(return_value, "alias", tmpstr, 1);
1454: }
1455: /*
1456: add_assoc_long(return_value, "signaturetypeLONG", X509_get_signature_type(cert));
1457: add_assoc_string(return_value, "signaturetype", OBJ_nid2sn(X509_get_signature_type(cert)), 1);
1458: add_assoc_string(return_value, "signaturetypeLN", OBJ_nid2ln(X509_get_signature_type(cert)), 1);
1459: */
1460: MAKE_STD_ZVAL(subitem);
1461: array_init(subitem);
1462:
1463: /* NOTE: the purposes are added as integer keys - the keys match up to the X509_PURPOSE_SSL_XXX defines
1464: in x509v3.h */
1465: for (i = 0; i < X509_PURPOSE_get_count(); i++) {
1466: int id, purpset;
1467: char * pname;
1468: X509_PURPOSE * purp;
1469: zval * subsub;
1470:
1471: MAKE_STD_ZVAL(subsub);
1472: array_init(subsub);
1473:
1474: purp = X509_PURPOSE_get0(i);
1475: id = X509_PURPOSE_get_id(purp);
1476:
1477: purpset = X509_check_purpose(cert, id, 0);
1478: add_index_bool(subsub, 0, purpset);
1479:
1480: purpset = X509_check_purpose(cert, id, 1);
1481: add_index_bool(subsub, 1, purpset);
1482:
1483: pname = useshortnames ? X509_PURPOSE_get0_sname(purp) : X509_PURPOSE_get0_name(purp);
1484: add_index_string(subsub, 2, pname, 1);
1485:
1486: /* NOTE: if purpset > 1 then it's a warning - we should mention it ? */
1487:
1488: add_index_zval(subitem, id, subsub);
1489: }
1490: add_assoc_zval(return_value, "purposes", subitem);
1491:
1492: MAKE_STD_ZVAL(subitem);
1493: array_init(subitem);
1494:
1495:
1496: for (i = 0; i < X509_get_ext_count(cert); i++) {
1497: extension = X509_get_ext(cert, i);
1498: if (OBJ_obj2nid(X509_EXTENSION_get_object(extension)) != NID_undef) {
1499: extname = (char *)OBJ_nid2sn(OBJ_obj2nid(X509_EXTENSION_get_object(extension)));
1500: } else {
1501: OBJ_obj2txt(buf, sizeof(buf)-1, X509_EXTENSION_get_object(extension), 1);
1502: extname = buf;
1503: }
1504: bio_out = BIO_new(BIO_s_mem());
1505: if (X509V3_EXT_print(bio_out, extension, 0, 0)) {
1506: BIO_get_mem_ptr(bio_out, &bio_buf);
1507: add_assoc_stringl(subitem, extname, bio_buf->data, bio_buf->length, 1);
1508: } else {
1509: add_assoc_asn1_string(subitem, extname, X509_EXTENSION_get_data(extension));
1510: }
1511: BIO_free(bio_out);
1512: }
1513: add_assoc_zval(return_value, "extensions", subitem);
1514:
1515: if (certresource == -1 && cert) {
1516: X509_free(cert);
1517: }
1518: }
1519: /* }}} */
1520:
1521: /* {{{ load_all_certs_from_file */
1522: static STACK_OF(X509) * load_all_certs_from_file(char *certfile)
1523: {
1524: STACK_OF(X509_INFO) *sk=NULL;
1525: STACK_OF(X509) *stack=NULL, *ret=NULL;
1526: BIO *in=NULL;
1527: X509_INFO *xi;
1528: TSRMLS_FETCH();
1529:
1530: if(!(stack = sk_X509_new_null())) {
1531: php_error_docref(NULL TSRMLS_CC, E_ERROR, "memory allocation failure");
1532: goto end;
1533: }
1534:
1.1.1.2 misho 1535: if (php_openssl_open_base_dir_chk(certfile TSRMLS_CC)) {
1.1 misho 1536: sk_X509_free(stack);
1537: goto end;
1538: }
1539:
1540: if(!(in=BIO_new_file(certfile, "r"))) {
1541: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error opening the file, %s", certfile);
1542: sk_X509_free(stack);
1543: goto end;
1544: }
1545:
1546: /* This loads from a file, a stack of x509/crl/pkey sets */
1547: if(!(sk=PEM_X509_INFO_read_bio(in, NULL, NULL, NULL))) {
1548: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error reading the file, %s", certfile);
1549: sk_X509_free(stack);
1550: goto end;
1551: }
1552:
1553: /* scan over it and pull out the certs */
1554: while (sk_X509_INFO_num(sk)) {
1555: xi=sk_X509_INFO_shift(sk);
1556: if (xi->x509 != NULL) {
1557: sk_X509_push(stack,xi->x509);
1558: xi->x509=NULL;
1559: }
1560: X509_INFO_free(xi);
1561: }
1562: if(!sk_X509_num(stack)) {
1563: php_error_docref(NULL TSRMLS_CC, E_WARNING, "no certificates in file, %s", certfile);
1564: sk_X509_free(stack);
1565: goto end;
1566: }
1567: ret=stack;
1568: end:
1569: BIO_free(in);
1570: sk_X509_INFO_free(sk);
1571:
1572: return ret;
1573: }
1574: /* }}} */
1575:
1576: /* {{{ check_cert */
1577: static int check_cert(X509_STORE *ctx, X509 *x, STACK_OF(X509) *untrustedchain, int purpose)
1578: {
1579: int ret=0;
1580: X509_STORE_CTX *csc;
1581: TSRMLS_FETCH();
1582:
1583: csc = X509_STORE_CTX_new();
1584: if (csc == NULL) {
1585: php_error_docref(NULL TSRMLS_CC, E_ERROR, "memory allocation failure");
1586: return 0;
1587: }
1588: X509_STORE_CTX_init(csc, ctx, x, untrustedchain);
1589: if(purpose >= 0) {
1590: X509_STORE_CTX_set_purpose(csc, purpose);
1591: }
1592: ret = X509_verify_cert(csc);
1593: X509_STORE_CTX_free(csc);
1594:
1595: return ret;
1596: }
1597: /* }}} */
1598:
1599: /* {{{ proto int openssl_x509_checkpurpose(mixed x509cert, int purpose, array cainfo [, string untrustedfile])
1600: Checks the CERT to see if it can be used for the purpose in purpose. cainfo holds information about trusted CAs */
1601: PHP_FUNCTION(openssl_x509_checkpurpose)
1602: {
1603: zval ** zcert, * zcainfo = NULL;
1604: X509_STORE * cainfo = NULL;
1605: X509 * cert = NULL;
1606: long certresource = -1;
1607: STACK_OF(X509) * untrustedchain = NULL;
1608: long purpose;
1609: char * untrusted = NULL;
1610: int untrusted_len = 0, ret;
1611:
1612: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Zl|a!s", &zcert, &purpose, &zcainfo, &untrusted, &untrusted_len) == FAILURE) {
1613: return;
1614: }
1615:
1616: RETVAL_LONG(-1);
1617:
1618: if (untrusted) {
1619: untrustedchain = load_all_certs_from_file(untrusted);
1620: if (untrustedchain == NULL) {
1621: goto clean_exit;
1622: }
1623: }
1624:
1625: cainfo = setup_verify(zcainfo TSRMLS_CC);
1626: if (cainfo == NULL) {
1627: goto clean_exit;
1628: }
1629: cert = php_openssl_x509_from_zval(zcert, 0, &certresource TSRMLS_CC);
1630: if (cert == NULL) {
1631: goto clean_exit;
1632: }
1633:
1634: ret = check_cert(cainfo, cert, untrustedchain, purpose);
1635: if (ret != 0 && ret != 1) {
1636: RETVAL_LONG(ret);
1637: } else {
1638: RETVAL_BOOL(ret);
1639: }
1640:
1641: clean_exit:
1642: if (certresource == 1 && cert) {
1643: X509_free(cert);
1644: }
1.1.1.2 misho 1645: if (cainfo) {
1646: X509_STORE_free(cainfo);
1.1 misho 1647: }
1648: if (untrustedchain) {
1649: sk_X509_pop_free(untrustedchain, X509_free);
1650: }
1651: }
1652: /* }}} */
1653:
1654: /* {{{ setup_verify
1655: * calist is an array containing file and directory names. create a
1656: * certificate store and add those certs to it for use in verification.
1657: */
1658: static X509_STORE * setup_verify(zval * calist TSRMLS_DC)
1659: {
1660: X509_STORE *store;
1661: X509_LOOKUP * dir_lookup, * file_lookup;
1662: HashPosition pos;
1663: int ndirs = 0, nfiles = 0;
1664:
1665: store = X509_STORE_new();
1666:
1667: if (store == NULL) {
1668: return NULL;
1669: }
1670:
1671: if (calist && (Z_TYPE_P(calist) == IS_ARRAY)) {
1672: zend_hash_internal_pointer_reset_ex(HASH_OF(calist), &pos);
1673: for (;; zend_hash_move_forward_ex(HASH_OF(calist), &pos)) {
1674: zval ** item;
1675: struct stat sb;
1676:
1677: if (zend_hash_get_current_data_ex(HASH_OF(calist), (void**)&item, &pos) == FAILURE) {
1678: break;
1679: }
1680: convert_to_string_ex(item);
1681:
1682: if (VCWD_STAT(Z_STRVAL_PP(item), &sb) == -1) {
1683: php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to stat %s", Z_STRVAL_PP(item));
1684: continue;
1685: }
1686:
1687: if ((sb.st_mode & S_IFREG) == S_IFREG) {
1688: file_lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1689: if (file_lookup == NULL || !X509_LOOKUP_load_file(file_lookup, Z_STRVAL_PP(item), X509_FILETYPE_PEM)) {
1690: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error loading file %s", Z_STRVAL_PP(item));
1691: } else {
1692: nfiles++;
1693: }
1694: file_lookup = NULL;
1695: } else {
1696: dir_lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1697: if (dir_lookup == NULL || !X509_LOOKUP_add_dir(dir_lookup, Z_STRVAL_PP(item), X509_FILETYPE_PEM)) {
1698: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error loading directory %s", Z_STRVAL_PP(item));
1.1.1.2 misho 1699: } else {
1.1 misho 1700: ndirs++;
1701: }
1702: dir_lookup = NULL;
1703: }
1704: }
1705: }
1706: if (nfiles == 0) {
1707: file_lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1708: if (file_lookup) {
1709: X509_LOOKUP_load_file(file_lookup, NULL, X509_FILETYPE_DEFAULT);
1710: }
1711: }
1712: if (ndirs == 0) {
1713: dir_lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1714: if (dir_lookup) {
1715: X509_LOOKUP_add_dir(dir_lookup, NULL, X509_FILETYPE_DEFAULT);
1716: }
1717: }
1718: return store;
1719: }
1720: /* }}} */
1721:
1722: /* {{{ proto resource openssl_x509_read(mixed cert)
1723: Reads X.509 certificates */
1724: PHP_FUNCTION(openssl_x509_read)
1725: {
1726: zval **cert;
1727: X509 *x509;
1728:
1729: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z", &cert) == FAILURE) {
1730: return;
1731: }
1732: Z_TYPE_P(return_value) = IS_RESOURCE;
1733: x509 = php_openssl_x509_from_zval(cert, 1, &Z_LVAL_P(return_value) TSRMLS_CC);
1734:
1735: if (x509 == NULL) {
1736: php_error_docref(NULL TSRMLS_CC, E_WARNING, "supplied parameter cannot be coerced into an X509 certificate!");
1737: RETURN_FALSE;
1738: }
1739: }
1740: /* }}} */
1741:
1742: /* {{{ proto void openssl_x509_free(resource x509)
1743: Frees X.509 certificates */
1744: PHP_FUNCTION(openssl_x509_free)
1745: {
1746: zval *x509;
1747: X509 *cert;
1748:
1749: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &x509) == FAILURE) {
1750: return;
1751: }
1752: ZEND_FETCH_RESOURCE(cert, X509 *, &x509, -1, "OpenSSL X.509", le_x509);
1753: zend_list_delete(Z_LVAL_P(x509));
1754: }
1755: /* }}} */
1756:
1757: /* }}} */
1758:
1759: /* Pop all X509 from Stack and free them, free the stack afterwards */
1760: static void php_sk_X509_free(STACK_OF(X509) * sk) /* {{{ */
1761: {
1762: for (;;) {
1763: X509* x = sk_X509_pop(sk);
1764: if (!x) break;
1765: X509_free(x);
1766: }
1767: sk_X509_free(sk);
1768: }
1769: /* }}} */
1770:
1771: static STACK_OF(X509) * php_array_to_X509_sk(zval ** zcerts TSRMLS_DC) /* {{{ */
1772: {
1773: HashPosition hpos;
1774: zval ** zcertval;
1775: STACK_OF(X509) * sk = NULL;
1776: X509 * cert;
1777: long certresource;
1778:
1779: sk = sk_X509_new_null();
1780:
1781: /* get certs */
1782: if (Z_TYPE_PP(zcerts) == IS_ARRAY) {
1783: zend_hash_internal_pointer_reset_ex(HASH_OF(*zcerts), &hpos);
1784: while(zend_hash_get_current_data_ex(HASH_OF(*zcerts), (void**)&zcertval, &hpos) == SUCCESS) {
1785:
1786: cert = php_openssl_x509_from_zval(zcertval, 0, &certresource TSRMLS_CC);
1787: if (cert == NULL) {
1788: goto clean_exit;
1789: }
1790:
1791: if (certresource != -1) {
1792: cert = X509_dup(cert);
1.1.1.2 misho 1793:
1.1 misho 1794: if (cert == NULL) {
1795: goto clean_exit;
1796: }
1.1.1.2 misho 1797:
1.1 misho 1798: }
1799: sk_X509_push(sk, cert);
1800:
1801: zend_hash_move_forward_ex(HASH_OF(*zcerts), &hpos);
1802: }
1803: } else {
1804: /* a single certificate */
1805: cert = php_openssl_x509_from_zval(zcerts, 0, &certresource TSRMLS_CC);
1.1.1.2 misho 1806:
1.1 misho 1807: if (cert == NULL) {
1808: goto clean_exit;
1809: }
1810:
1811: if (certresource != -1) {
1812: cert = X509_dup(cert);
1813: if (cert == NULL) {
1814: goto clean_exit;
1815: }
1816: }
1817: sk_X509_push(sk, cert);
1818: }
1819:
1820: clean_exit:
1821: return sk;
1822: }
1823: /* }}} */
1824:
1825: /* {{{ proto bool openssl_pkcs12_export_to_file(mixed x509, string filename, mixed priv_key, string pass[, array args])
1826: Creates and exports a PKCS to file */
1827: PHP_FUNCTION(openssl_pkcs12_export_to_file)
1828: {
1829: X509 * cert = NULL;
1830: BIO * bio_out = NULL;
1831: PKCS12 * p12 = NULL;
1832: char * filename;
1833: char * friendly_name = NULL;
1834: int filename_len;
1835: char * pass;
1836: int pass_len;
1837: zval **zcert = NULL, *zpkey = NULL, *args = NULL;
1838: EVP_PKEY *priv_key = NULL;
1839: long certresource, keyresource;
1840: zval ** item;
1841: STACK_OF(X509) *ca = NULL;
1842:
1.1.1.2 misho 1843: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Zpzs|a", &zcert, &filename, &filename_len, &zpkey, &pass, &pass_len, &args) == FAILURE)
1.1 misho 1844: return;
1845:
1846: RETVAL_FALSE;
1847:
1848: cert = php_openssl_x509_from_zval(zcert, 0, &certresource TSRMLS_CC);
1849: if (cert == NULL) {
1850: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get cert from parameter 1");
1851: return;
1852: }
1853: priv_key = php_openssl_evp_from_zval(&zpkey, 0, "", 1, &keyresource TSRMLS_CC);
1854: if (priv_key == NULL) {
1855: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get private key from parameter 3");
1856: goto cleanup;
1857: }
1858: if (cert && !X509_check_private_key(cert, priv_key)) {
1859: php_error_docref(NULL TSRMLS_CC, E_WARNING, "private key does not correspond to cert");
1860: goto cleanup;
1861: }
1.1.1.2 misho 1862: if (php_openssl_open_base_dir_chk(filename TSRMLS_CC)) {
1.1 misho 1863: goto cleanup;
1864: }
1865:
1866: /* parse extra config from args array, promote this to an extra function */
1867: if (args && zend_hash_find(Z_ARRVAL_P(args), "friendly_name", sizeof("friendly_name"), (void**)&item) == SUCCESS)
1868: friendly_name = Z_STRVAL_PP(item);
1869: /* certpbe (default RC2-40)
1870: keypbe (default 3DES)
1871: friendly_caname
1872: */
1873:
1874: if (args && zend_hash_find(Z_ARRVAL_P(args), "extracerts", sizeof("extracerts"), (void**)&item) == SUCCESS)
1875: ca = php_array_to_X509_sk(item TSRMLS_CC);
1876: /* end parse extra config */
1877:
1878: /*PKCS12 *PKCS12_create(char *pass, char *name, EVP_PKEY *pkey, X509 *cert, STACK_OF(X509) *ca,
1879: int nid_key, int nid_cert, int iter, int mac_iter, int keytype);*/
1880:
1881: p12 = PKCS12_create(pass, friendly_name, priv_key, cert, ca, 0, 0, 0, 0, 0);
1882:
1.1.1.2 misho 1883: bio_out = BIO_new_file(filename, "w");
1.1 misho 1884: if (bio_out) {
1.1.1.2 misho 1885:
1.1 misho 1886: i2d_PKCS12_bio(bio_out, p12);
1887:
1888: RETVAL_TRUE;
1889: } else {
1890: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error opening file %s", filename);
1891: }
1892:
1893: BIO_free(bio_out);
1894: PKCS12_free(p12);
1895: php_sk_X509_free(ca);
1.1.1.2 misho 1896:
1.1 misho 1897: cleanup:
1898:
1899: if (keyresource == -1 && priv_key) {
1900: EVP_PKEY_free(priv_key);
1901: }
1.1.1.2 misho 1902: if (certresource == -1 && cert) {
1.1 misho 1903: X509_free(cert);
1904: }
1905: }
1906: /* }}} */
1907:
1908: /* {{{ proto bool openssl_pkcs12_export(mixed x509, string &out, mixed priv_key, string pass[, array args])
1909: Creates and exports a PKCS12 to a var */
1910: PHP_FUNCTION(openssl_pkcs12_export)
1911: {
1912: X509 * cert = NULL;
1913: BIO * bio_out;
1914: PKCS12 * p12 = NULL;
1915: zval * zcert = NULL, *zout = NULL, *zpkey, *args = NULL;
1916: EVP_PKEY *priv_key = NULL;
1917: long certresource, keyresource;
1918: char * pass;
1919: int pass_len;
1920: char * friendly_name = NULL;
1921: zval ** item;
1922: STACK_OF(X509) *ca = NULL;
1923:
1924: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zzzs|a", &zcert, &zout, &zpkey, &pass, &pass_len, &args) == FAILURE)
1925: return;
1926:
1927: RETVAL_FALSE;
1.1.1.2 misho 1928:
1.1 misho 1929: cert = php_openssl_x509_from_zval(&zcert, 0, &certresource TSRMLS_CC);
1930: if (cert == NULL) {
1931: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get cert from parameter 1");
1932: return;
1933: }
1934: priv_key = php_openssl_evp_from_zval(&zpkey, 0, "", 1, &keyresource TSRMLS_CC);
1935: if (priv_key == NULL) {
1936: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get private key from parameter 3");
1937: goto cleanup;
1938: }
1939: if (cert && !X509_check_private_key(cert, priv_key)) {
1940: php_error_docref(NULL TSRMLS_CC, E_WARNING, "private key does not correspond to cert");
1941: goto cleanup;
1942: }
1943:
1944: /* parse extra config from args array, promote this to an extra function */
1945: if (args && zend_hash_find(Z_ARRVAL_P(args), "friendly_name", sizeof("friendly_name"), (void**)&item) == SUCCESS)
1946: friendly_name = Z_STRVAL_PP(item);
1947:
1948: if (args && zend_hash_find(Z_ARRVAL_P(args), "extracerts", sizeof("extracerts"), (void**)&item) == SUCCESS)
1949: ca = php_array_to_X509_sk(item TSRMLS_CC);
1950: /* end parse extra config */
1.1.1.2 misho 1951:
1.1 misho 1952: p12 = PKCS12_create(pass, friendly_name, priv_key, cert, ca, 0, 0, 0, 0, 0);
1953:
1954: bio_out = BIO_new(BIO_s_mem());
1955: if (i2d_PKCS12_bio(bio_out, p12)) {
1956: BUF_MEM *bio_buf;
1957:
1958: zval_dtor(zout);
1959: BIO_get_mem_ptr(bio_out, &bio_buf);
1960: ZVAL_STRINGL(zout, bio_buf->data, bio_buf->length, 1);
1961:
1962: RETVAL_TRUE;
1963: }
1964:
1965: BIO_free(bio_out);
1966: PKCS12_free(p12);
1967: php_sk_X509_free(ca);
1.1.1.2 misho 1968:
1.1 misho 1969: cleanup:
1970:
1971: if (keyresource == -1 && priv_key) {
1972: EVP_PKEY_free(priv_key);
1973: }
1.1.1.2 misho 1974: if (certresource == -1 && cert) {
1.1 misho 1975: X509_free(cert);
1976: }
1977: }
1978: /* }}} */
1979:
1980: /* {{{ proto bool openssl_pkcs12_read(string PKCS12, array &certs, string pass)
1981: Parses a PKCS12 to an array */
1982: PHP_FUNCTION(openssl_pkcs12_read)
1983: {
1984: zval *zout = NULL, *zextracerts, *zcert, *zpkey;
1985: char *pass, *zp12;
1986: int pass_len, zp12_len;
1987: PKCS12 * p12 = NULL;
1988: EVP_PKEY * pkey = NULL;
1989: X509 * cert = NULL;
1990: STACK_OF(X509) * ca = NULL;
1991: BIO * bio_in = NULL;
1992: int i;
1993:
1994: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "szs", &zp12, &zp12_len, &zout, &pass, &pass_len) == FAILURE)
1995: return;
1996:
1997: RETVAL_FALSE;
1.1.1.2 misho 1998:
1.1 misho 1999: bio_in = BIO_new(BIO_s_mem());
1.1.1.2 misho 2000:
1.1 misho 2001: if(!BIO_write(bio_in, zp12, zp12_len))
2002: goto cleanup;
1.1.1.2 misho 2003:
1.1 misho 2004: if(d2i_PKCS12_bio(bio_in, &p12)) {
2005: if(PKCS12_parse(p12, pass, &pkey, &cert, &ca)) {
2006: BIO * bio_out;
2007:
2008: zval_dtor(zout);
2009: array_init(zout);
2010:
2011: bio_out = BIO_new(BIO_s_mem());
2012: if (PEM_write_bio_X509(bio_out, cert)) {
2013: BUF_MEM *bio_buf;
2014: BIO_get_mem_ptr(bio_out, &bio_buf);
2015: MAKE_STD_ZVAL(zcert);
2016: ZVAL_STRINGL(zcert, bio_buf->data, bio_buf->length, 1);
2017: add_assoc_zval(zout, "cert", zcert);
2018: }
2019: BIO_free(bio_out);
2020:
2021: bio_out = BIO_new(BIO_s_mem());
2022: if (PEM_write_bio_PrivateKey(bio_out, pkey, NULL, NULL, 0, 0, NULL)) {
2023: BUF_MEM *bio_buf;
2024: BIO_get_mem_ptr(bio_out, &bio_buf);
2025: MAKE_STD_ZVAL(zpkey);
2026: ZVAL_STRINGL(zpkey, bio_buf->data, bio_buf->length, 1);
2027: add_assoc_zval(zout, "pkey", zpkey);
2028: }
2029: BIO_free(bio_out);
2030:
2031: MAKE_STD_ZVAL(zextracerts);
2032: array_init(zextracerts);
1.1.1.2 misho 2033:
1.1 misho 2034: for (i=0;;i++) {
2035: zval * zextracert;
2036: X509* aCA = sk_X509_pop(ca);
2037: if (!aCA) break;
1.1.1.2 misho 2038:
1.1 misho 2039: bio_out = BIO_new(BIO_s_mem());
2040: if (PEM_write_bio_X509(bio_out, aCA)) {
2041: BUF_MEM *bio_buf;
2042: BIO_get_mem_ptr(bio_out, &bio_buf);
2043: MAKE_STD_ZVAL(zextracert);
2044: ZVAL_STRINGL(zextracert, bio_buf->data, bio_buf->length, 1);
2045: add_index_zval(zextracerts, i, zextracert);
1.1.1.2 misho 2046:
1.1 misho 2047: }
2048: BIO_free(bio_out);
2049:
2050: X509_free(aCA);
2051: }
2052: if(ca) {
2053: sk_X509_free(ca);
2054: add_assoc_zval(zout, "extracerts", zextracerts);
2055: } else {
2056: zval_dtor(zextracerts);
2057: }
1.1.1.2 misho 2058:
1.1 misho 2059: RETVAL_TRUE;
1.1.1.2 misho 2060:
1.1 misho 2061: PKCS12_free(p12);
2062: }
2063: }
1.1.1.2 misho 2064:
1.1 misho 2065: cleanup:
2066: if (bio_in) {
2067: BIO_free(bio_in);
2068: }
2069: if (pkey) {
2070: EVP_PKEY_free(pkey);
2071: }
1.1.1.2 misho 2072: if (cert) {
1.1 misho 2073: X509_free(cert);
2074: }
2075: }
2076: /* }}} */
2077:
2078: /* {{{ x509 CSR functions */
2079:
2080: /* {{{ php_openssl_make_REQ */
2081: static int php_openssl_make_REQ(struct php_x509_request * req, X509_REQ * csr, zval * dn, zval * attribs TSRMLS_DC)
2082: {
2083: STACK_OF(CONF_VALUE) * dn_sk, *attr_sk = NULL;
2084: char * str, *dn_sect, *attr_sect;
2085:
2086: dn_sect = CONF_get_string(req->req_config, req->section_name, "distinguished_name");
2087: if (dn_sect == NULL) {
2088: return FAILURE;
2089: }
2090: dn_sk = CONF_get_section(req->req_config, dn_sect);
1.1.1.2 misho 2091: if (dn_sk == NULL) {
1.1 misho 2092: return FAILURE;
2093: }
2094: attr_sect = CONF_get_string(req->req_config, req->section_name, "attributes");
2095: if (attr_sect == NULL) {
2096: attr_sk = NULL;
2097: } else {
2098: attr_sk = CONF_get_section(req->req_config, attr_sect);
2099: if (attr_sk == NULL) {
2100: return FAILURE;
2101: }
2102: }
2103: /* setup the version number: version 1 */
2104: if (X509_REQ_set_version(csr, 0L)) {
2105: int i, nid;
2106: char * type;
2107: CONF_VALUE * v;
2108: X509_NAME * subj;
2109: HashPosition hpos;
2110: zval ** item;
1.1.1.2 misho 2111:
1.1 misho 2112: subj = X509_REQ_get_subject_name(csr);
2113: /* apply values from the dn hash */
2114: zend_hash_internal_pointer_reset_ex(HASH_OF(dn), &hpos);
2115: while(zend_hash_get_current_data_ex(HASH_OF(dn), (void**)&item, &hpos) == SUCCESS) {
1.1.1.2 misho 2116: char * strindex = NULL;
1.1 misho 2117: uint strindexlen = 0;
2118: ulong intindex;
1.1.1.2 misho 2119:
1.1 misho 2120: zend_hash_get_current_key_ex(HASH_OF(dn), &strindex, &strindexlen, &intindex, 0, &hpos);
2121:
2122: convert_to_string_ex(item);
2123:
2124: if (strindex) {
2125: int nid;
2126:
2127: nid = OBJ_txt2nid(strindex);
2128: if (nid != NID_undef) {
1.1.1.2 misho 2129: if (!X509_NAME_add_entry_by_NID(subj, nid, MBSTRING_UTF8,
1.1 misho 2130: (unsigned char*)Z_STRVAL_PP(item), -1, -1, 0))
2131: {
1.1.1.2 misho 2132: php_error_docref(NULL TSRMLS_CC, E_WARNING,
2133: "dn: add_entry_by_NID %d -> %s (failed; check error"
2134: " queue and value of string_mask OpenSSL option "
2135: "if illegal characters are reported)",
2136: nid, Z_STRVAL_PP(item));
1.1 misho 2137: return FAILURE;
2138: }
2139: } else {
2140: php_error_docref(NULL TSRMLS_CC, E_WARNING, "dn: %s is not a recognized name", strindex);
2141: }
2142: }
2143: zend_hash_move_forward_ex(HASH_OF(dn), &hpos);
2144: }
2145:
2146: /* Finally apply defaults from config file */
2147: for(i = 0; i < sk_CONF_VALUE_num(dn_sk); i++) {
2148: int len;
2149: char buffer[200 + 1]; /*200 + \0 !*/
1.1.1.2 misho 2150:
1.1 misho 2151: v = sk_CONF_VALUE_value(dn_sk, i);
2152: type = v->name;
1.1.1.2 misho 2153:
1.1 misho 2154: len = strlen(type);
2155: if (len < sizeof("_default")) {
2156: continue;
2157: }
2158: len -= sizeof("_default") - 1;
2159: if (strcmp("_default", type + len) != 0) {
2160: continue;
2161: }
2162: if (len > 200) {
2163: len = 200;
2164: }
2165: memcpy(buffer, type, len);
2166: buffer[len] = '\0';
2167: type = buffer;
1.1.1.2 misho 2168:
1.1 misho 2169: /* Skip past any leading X. X: X, etc to allow for multiple
2170: * instances */
2171: for (str = type; *str; str++) {
2172: if (*str == ':' || *str == ',' || *str == '.') {
2173: str++;
2174: if (*str) {
2175: type = str;
2176: }
2177: break;
2178: }
2179: }
2180: /* if it is already set, skip this */
2181: nid = OBJ_txt2nid(type);
2182: if (X509_NAME_get_index_by_NID(subj, nid, -1) >= 0) {
2183: continue;
2184: }
1.1.1.2 misho 2185: if (!X509_NAME_add_entry_by_txt(subj, type, MBSTRING_UTF8, (unsigned char*)v->value, -1, -1, 0)) {
1.1 misho 2186: php_error_docref(NULL TSRMLS_CC, E_WARNING, "add_entry_by_txt %s -> %s (failed)", type, v->value);
2187: return FAILURE;
2188: }
2189: if (!X509_NAME_entry_count(subj)) {
2190: php_error_docref(NULL TSRMLS_CC, E_WARNING, "no objects specified in config file");
2191: return FAILURE;
2192: }
2193: }
2194: if (attribs) {
2195: zend_hash_internal_pointer_reset_ex(HASH_OF(attribs), &hpos);
2196: while(zend_hash_get_current_data_ex(HASH_OF(attribs), (void**)&item, &hpos) == SUCCESS) {
2197: char *strindex = NULL;
2198: uint strindexlen;
2199: ulong intindex;
2200:
2201: zend_hash_get_current_key_ex(HASH_OF(attribs), &strindex, &strindexlen, &intindex, 0, &hpos);
2202: convert_to_string_ex(item);
2203:
2204: if (strindex) {
2205: int nid;
2206:
2207: nid = OBJ_txt2nid(strindex);
2208: if (nid != NID_undef) {
1.1.1.2 misho 2209: if (!X509_NAME_add_entry_by_NID(subj, nid, MBSTRING_UTF8, (unsigned char*)Z_STRVAL_PP(item), -1, -1, 0)) {
1.1 misho 2210: php_error_docref(NULL TSRMLS_CC, E_WARNING, "attribs: add_entry_by_NID %d -> %s (failed)", nid, Z_STRVAL_PP(item));
2211: return FAILURE;
2212: }
2213: } else {
2214: php_error_docref(NULL TSRMLS_CC, E_WARNING, "dn: %s is not a recognized name", strindex);
2215: }
2216: }
2217: zend_hash_move_forward_ex(HASH_OF(attribs), &hpos);
2218: }
2219: for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++) {
2220: v = sk_CONF_VALUE_value(attr_sk, i);
2221: /* if it is already set, skip this */
2222: nid = OBJ_txt2nid(v->name);
2223: if (X509_REQ_get_attr_by_NID(csr, nid, -1) >= 0) {
2224: continue;
2225: }
1.1.1.2 misho 2226: if (!X509_REQ_add1_attr_by_txt(csr, v->name, MBSTRING_UTF8, (unsigned char*)v->value, -1)) {
2227: php_error_docref(NULL TSRMLS_CC, E_WARNING,
2228: "add1_attr_by_txt %s -> %s (failed; check error queue "
2229: "and value of string_mask OpenSSL option if illegal "
2230: "characters are reported)",
2231: v->name, v->value);
1.1 misho 2232: return FAILURE;
2233: }
2234: }
2235: }
2236: }
2237:
2238: X509_REQ_set_pubkey(csr, req->priv_key);
2239: return SUCCESS;
2240: }
2241: /* }}} */
2242:
2243: /* {{{ php_openssl_csr_from_zval */
2244: static X509_REQ * php_openssl_csr_from_zval(zval ** val, int makeresource, long * resourceval TSRMLS_DC)
2245: {
2246: X509_REQ * csr = NULL;
2247: char * filename = NULL;
2248: BIO * in;
1.1.1.2 misho 2249:
1.1 misho 2250: if (resourceval) {
2251: *resourceval = -1;
2252: }
2253: if (Z_TYPE_PP(val) == IS_RESOURCE) {
2254: void * what;
2255: int type;
2256:
2257: what = zend_fetch_resource(val TSRMLS_CC, -1, "OpenSSL X.509 CSR", &type, 1, le_csr);
2258: if (what) {
2259: if (resourceval) {
2260: *resourceval = Z_LVAL_PP(val);
2261: }
2262: return (X509_REQ*)what;
2263: }
2264: return NULL;
2265: } else if (Z_TYPE_PP(val) != IS_STRING) {
2266: return NULL;
2267: }
2268:
2269: if (Z_STRLEN_PP(val) > 7 && memcmp(Z_STRVAL_PP(val), "file://", sizeof("file://") - 1) == 0) {
2270: filename = Z_STRVAL_PP(val) + (sizeof("file://") - 1);
2271: }
2272: if (filename) {
1.1.1.2 misho 2273: if (php_openssl_open_base_dir_chk(filename TSRMLS_CC)) {
1.1 misho 2274: return NULL;
2275: }
2276: in = BIO_new_file(filename, "r");
2277: } else {
2278: in = BIO_new_mem_buf(Z_STRVAL_PP(val), Z_STRLEN_PP(val));
2279: }
2280: csr = PEM_read_bio_X509_REQ(in, NULL,NULL,NULL);
2281: BIO_free(in);
2282:
2283: return csr;
2284: }
2285: /* }}} */
2286:
2287: /* {{{ proto bool openssl_csr_export_to_file(resource csr, string outfilename [, bool notext=true])
2288: Exports a CSR to file */
2289: PHP_FUNCTION(openssl_csr_export_to_file)
2290: {
2291: X509_REQ * csr;
2292: zval * zcsr = NULL;
2293: zend_bool notext = 1;
2294: char * filename = NULL; int filename_len;
2295: BIO * bio_out;
2296: long csr_resource;
2297:
1.1.1.2 misho 2298: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rp|b", &zcsr, &filename, &filename_len, ¬ext) == FAILURE) {
1.1 misho 2299: return;
2300: }
2301: RETVAL_FALSE;
2302:
2303: csr = php_openssl_csr_from_zval(&zcsr, 0, &csr_resource TSRMLS_CC);
2304: if (csr == NULL) {
2305: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get CSR from parameter 1");
2306: return;
2307: }
2308:
1.1.1.2 misho 2309: if (php_openssl_open_base_dir_chk(filename TSRMLS_CC)) {
1.1 misho 2310: return;
2311: }
2312:
2313: bio_out = BIO_new_file(filename, "w");
2314: if (bio_out) {
2315: if (!notext) {
2316: X509_REQ_print(bio_out, csr);
2317: }
2318: PEM_write_bio_X509_REQ(bio_out, csr);
2319: RETVAL_TRUE;
2320: } else {
2321: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error opening file %s", filename);
2322: }
2323:
2324: if (csr_resource == -1 && csr) {
2325: X509_REQ_free(csr);
2326: }
2327: BIO_free(bio_out);
2328: }
2329: /* }}} */
2330:
2331: /* {{{ proto bool openssl_csr_export(resource csr, string &out [, bool notext=true])
2332: Exports a CSR to file or a var */
2333: PHP_FUNCTION(openssl_csr_export)
2334: {
2335: X509_REQ * csr;
2336: zval * zcsr = NULL, *zout=NULL;
2337: zend_bool notext = 1;
2338: BIO * bio_out;
2339:
2340: long csr_resource;
2341:
2342: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rz|b", &zcsr, &zout, ¬ext) == FAILURE) {
2343: return;
2344: }
2345: RETVAL_FALSE;
2346:
2347: csr = php_openssl_csr_from_zval(&zcsr, 0, &csr_resource TSRMLS_CC);
2348: if (csr == NULL) {
2349: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get CSR from parameter 1");
2350: return;
2351: }
2352:
2353: /* export to a var */
2354:
2355: bio_out = BIO_new(BIO_s_mem());
2356: if (!notext) {
2357: X509_REQ_print(bio_out, csr);
2358: }
2359:
2360: if (PEM_write_bio_X509_REQ(bio_out, csr)) {
2361: BUF_MEM *bio_buf;
2362:
2363: BIO_get_mem_ptr(bio_out, &bio_buf);
2364: zval_dtor(zout);
2365: ZVAL_STRINGL(zout, bio_buf->data, bio_buf->length, 1);
2366:
2367: RETVAL_TRUE;
2368: }
2369:
2370: if (csr_resource == -1 && csr) {
2371: X509_REQ_free(csr);
2372: }
2373: BIO_free(bio_out);
2374: }
2375: /* }}} */
2376:
2377: /* {{{ proto resource openssl_csr_sign(mixed csr, mixed x509, mixed priv_key, long days [, array config_args [, long serial]])
2378: Signs a cert with another CERT */
2379: PHP_FUNCTION(openssl_csr_sign)
2380: {
2381: zval ** zcert = NULL, **zcsr, **zpkey, *args = NULL;
2382: long num_days;
2383: long serial = 0L;
2384: X509 * cert = NULL, *new_cert = NULL;
2385: X509_REQ * csr;
2386: EVP_PKEY * key = NULL, *priv_key = NULL;
2387: long csr_resource, certresource = 0, keyresource = -1;
2388: int i;
2389: struct php_x509_request req;
1.1.1.2 misho 2390:
1.1 misho 2391: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ZZ!Zl|a!l", &zcsr, &zcert, &zpkey, &num_days, &args, &serial) == FAILURE)
2392: return;
2393:
2394: RETVAL_FALSE;
2395: PHP_SSL_REQ_INIT(&req);
1.1.1.2 misho 2396:
1.1 misho 2397: csr = php_openssl_csr_from_zval(zcsr, 0, &csr_resource TSRMLS_CC);
2398: if (csr == NULL) {
2399: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get CSR from parameter 1");
2400: return;
2401: }
2402: if (zcert) {
2403: cert = php_openssl_x509_from_zval(zcert, 0, &certresource TSRMLS_CC);
2404: if (cert == NULL) {
2405: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get cert from parameter 2");
2406: goto cleanup;
2407: }
2408: }
2409: priv_key = php_openssl_evp_from_zval(zpkey, 0, "", 1, &keyresource TSRMLS_CC);
2410: if (priv_key == NULL) {
2411: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get private key from parameter 3");
2412: goto cleanup;
2413: }
2414: if (cert && !X509_check_private_key(cert, priv_key)) {
2415: php_error_docref(NULL TSRMLS_CC, E_WARNING, "private key does not correspond to signing cert");
2416: goto cleanup;
2417: }
1.1.1.2 misho 2418:
1.1 misho 2419: if (PHP_SSL_REQ_PARSE(&req, args) == FAILURE) {
2420: goto cleanup;
2421: }
2422: /* Check that the request matches the signature */
2423: key = X509_REQ_get_pubkey(csr);
2424: if (key == NULL) {
2425: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error unpacking public key");
2426: goto cleanup;
2427: }
2428: i = X509_REQ_verify(csr, key);
2429:
2430: if (i < 0) {
2431: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Signature verification problems");
2432: goto cleanup;
2433: }
2434: else if (i == 0) {
2435: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Signature did not match the certificate request");
2436: goto cleanup;
2437: }
1.1.1.2 misho 2438:
1.1 misho 2439: /* Now we can get on with it */
1.1.1.2 misho 2440:
1.1 misho 2441: new_cert = X509_new();
2442: if (new_cert == NULL) {
2443: php_error_docref(NULL TSRMLS_CC, E_WARNING, "No memory");
2444: goto cleanup;
2445: }
2446: /* Version 3 cert */
2447: if (!X509_set_version(new_cert, 2))
2448: goto cleanup;
2449:
2450: ASN1_INTEGER_set(X509_get_serialNumber(new_cert), serial);
1.1.1.2 misho 2451:
1.1 misho 2452: X509_set_subject_name(new_cert, X509_REQ_get_subject_name(csr));
2453:
2454: if (cert == NULL) {
2455: cert = new_cert;
2456: }
2457: if (!X509_set_issuer_name(new_cert, X509_get_subject_name(cert))) {
2458: goto cleanup;
2459: }
2460: X509_gmtime_adj(X509_get_notBefore(new_cert), 0);
2461: X509_gmtime_adj(X509_get_notAfter(new_cert), (long)60*60*24*num_days);
2462: i = X509_set_pubkey(new_cert, key);
2463: if (!i) {
2464: goto cleanup;
2465: }
2466: if (req.extensions_section) {
2467: X509V3_CTX ctx;
1.1.1.2 misho 2468:
1.1 misho 2469: X509V3_set_ctx(&ctx, cert, new_cert, csr, NULL, 0);
2470: X509V3_set_conf_lhash(&ctx, req.req_config);
2471: if (!X509V3_EXT_add_conf(req.req_config, &ctx, req.extensions_section, new_cert)) {
2472: goto cleanup;
2473: }
2474: }
2475:
2476: /* Now sign it */
2477: if (!X509_sign(new_cert, priv_key, req.digest)) {
2478: php_error_docref(NULL TSRMLS_CC, E_WARNING, "failed to sign it");
2479: goto cleanup;
2480: }
1.1.1.2 misho 2481:
1.1 misho 2482: /* Succeeded; lets return the cert */
1.1.1.2 misho 2483: RETVAL_RESOURCE(zend_list_insert(new_cert, le_x509 TSRMLS_CC));
1.1 misho 2484: new_cert = NULL;
1.1.1.2 misho 2485:
1.1 misho 2486: cleanup:
2487:
2488: if (cert == new_cert) {
2489: cert = NULL;
2490: }
2491: PHP_SSL_REQ_DISPOSE(&req);
2492:
2493: if (keyresource == -1 && priv_key) {
2494: EVP_PKEY_free(priv_key);
2495: }
2496: if (key) {
2497: EVP_PKEY_free(key);
2498: }
2499: if (csr_resource == -1 && csr) {
2500: X509_REQ_free(csr);
2501: }
1.1.1.2 misho 2502: if (certresource == -1 && cert) {
1.1 misho 2503: X509_free(cert);
2504: }
2505: if (new_cert) {
2506: X509_free(new_cert);
2507: }
2508: }
2509: /* }}} */
2510:
2511: /* {{{ proto bool openssl_csr_new(array dn, resource &privkey [, array configargs [, array extraattribs]])
2512: Generates a privkey and CSR */
2513: PHP_FUNCTION(openssl_csr_new)
2514: {
2515: struct php_x509_request req;
2516: zval * args = NULL, * dn, *attribs = NULL;
2517: zval * out_pkey;
2518: X509_REQ * csr = NULL;
2519: int we_made_the_key = 1;
2520: long key_resource;
1.1.1.2 misho 2521:
1.1 misho 2522: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "az|a!a!", &dn, &out_pkey, &args, &attribs) == FAILURE) {
2523: return;
2524: }
2525: RETVAL_FALSE;
1.1.1.2 misho 2526:
1.1 misho 2527: PHP_SSL_REQ_INIT(&req);
2528:
2529: if (PHP_SSL_REQ_PARSE(&req, args) == SUCCESS) {
2530: /* Generate or use a private key */
2531: if (Z_TYPE_P(out_pkey) != IS_NULL) {
2532: req.priv_key = php_openssl_evp_from_zval(&out_pkey, 0, NULL, 0, &key_resource TSRMLS_CC);
2533: if (req.priv_key != NULL) {
2534: we_made_the_key = 0;
2535: }
2536: }
2537: if (req.priv_key == NULL) {
2538: php_openssl_generate_private_key(&req TSRMLS_CC);
2539: }
2540: if (req.priv_key == NULL) {
2541: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to generate a private key");
2542: } else {
2543: csr = X509_REQ_new();
2544: if (csr) {
2545: if (php_openssl_make_REQ(&req, csr, dn, attribs TSRMLS_CC) == SUCCESS) {
2546: X509V3_CTX ext_ctx;
2547:
2548: X509V3_set_ctx(&ext_ctx, NULL, NULL, csr, NULL, 0);
2549: X509V3_set_conf_lhash(&ext_ctx, req.req_config);
2550:
2551: /* Add extensions */
2552: if (req.request_extensions_section && !X509V3_EXT_REQ_add_conf(req.req_config,
2553: &ext_ctx, req.request_extensions_section, csr))
2554: {
2555: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error loading extension section %s", req.request_extensions_section);
2556: } else {
2557: RETVAL_TRUE;
1.1.1.2 misho 2558:
1.1 misho 2559: if (X509_REQ_sign(csr, req.priv_key, req.digest)) {
1.1.1.2 misho 2560: RETVAL_RESOURCE(zend_list_insert(csr, le_csr TSRMLS_CC));
2561: csr = NULL;
1.1 misho 2562: } else {
2563: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error signing request");
2564: }
2565:
2566: if (we_made_the_key) {
2567: /* and a resource for the private key */
2568: zval_dtor(out_pkey);
1.1.1.2 misho 2569: ZVAL_RESOURCE(out_pkey, zend_list_insert(req.priv_key, le_key TSRMLS_CC));
1.1 misho 2570: req.priv_key = NULL; /* make sure the cleanup code doesn't zap it! */
2571: } else if (key_resource != -1) {
2572: req.priv_key = NULL; /* make sure the cleanup code doesn't zap it! */
2573: }
2574: }
2575: }
2576: else {
2577: if (!we_made_the_key) {
2578: /* if we have not made the key we are not supposed to zap it by calling dispose! */
2579: req.priv_key = NULL;
2580: }
2581: }
2582: }
2583: }
2584: }
2585: if (csr) {
2586: X509_REQ_free(csr);
2587: }
2588: PHP_SSL_REQ_DISPOSE(&req);
2589: }
2590: /* }}} */
2591:
2592: /* {{{ proto mixed openssl_csr_get_subject(mixed csr)
2593: Returns the subject of a CERT or FALSE on error */
2594: PHP_FUNCTION(openssl_csr_get_subject)
2595: {
2596: zval ** zcsr;
2597: zend_bool use_shortnames = 1;
2598: long csr_resource;
2599: X509_NAME * subject;
2600: X509_REQ * csr;
2601:
2602: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z|b", &zcsr, &use_shortnames) == FAILURE) {
2603: return;
2604: }
2605:
2606: csr = php_openssl_csr_from_zval(zcsr, 0, &csr_resource TSRMLS_CC);
2607:
2608: if (csr == NULL) {
2609: RETURN_FALSE;
2610: }
2611:
2612: subject = X509_REQ_get_subject_name(csr);
2613:
2614: array_init(return_value);
2615: add_assoc_name_entry(return_value, NULL, subject, use_shortnames TSRMLS_CC);
2616: return;
2617: }
2618: /* }}} */
2619:
2620: /* {{{ proto mixed openssl_csr_get_public_key(mixed csr)
2621: Returns the subject of a CERT or FALSE on error */
2622: PHP_FUNCTION(openssl_csr_get_public_key)
2623: {
2624: zval ** zcsr;
2625: zend_bool use_shortnames = 1;
2626: long csr_resource;
2627:
2628: X509_REQ * csr;
2629: EVP_PKEY *tpubkey;
2630:
2631: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z|b", &zcsr, &use_shortnames) == FAILURE) {
2632: return;
2633: }
2634:
2635: csr = php_openssl_csr_from_zval(zcsr, 0, &csr_resource TSRMLS_CC);
2636:
2637: if (csr == NULL) {
2638: RETURN_FALSE;
2639: }
2640:
2641: tpubkey=X509_REQ_get_pubkey(csr);
1.1.1.2 misho 2642: RETVAL_RESOURCE(zend_list_insert(tpubkey, le_key TSRMLS_CC));
1.1 misho 2643: return;
2644: }
2645: /* }}} */
2646:
2647: /* }}} */
2648:
2649: /* {{{ EVP Public/Private key functions */
2650:
2651: /* {{{ php_openssl_evp_from_zval
2652: Given a zval, coerce it into a EVP_PKEY object.
2653: It can be:
2654: 1. private key resource from openssl_get_privatekey()
2655: 2. X509 resource -> public key will be extracted from it
2656: 3. if it starts with file:// interpreted as path to key file
2657: 4. interpreted as the data from the cert/key file and interpreted in same way as openssl_get_privatekey()
2658: 5. an array(0 => [items 2..4], 1 => passphrase)
2659: 6. if val is a string (possibly starting with file:///) and it is not an X509 certificate, then interpret as public key
2660: NOTE: If you are requesting a private key but have not specified a passphrase, you should use an
2661: empty string rather than NULL for the passphrase - NULL causes a passphrase prompt to be emitted in
2662: the Apache error log!
2663: */
2664: static EVP_PKEY * php_openssl_evp_from_zval(zval ** val, int public_key, char * passphrase, int makeresource, long * resourceval TSRMLS_DC)
2665: {
2666: EVP_PKEY * key = NULL;
2667: X509 * cert = NULL;
2668: int free_cert = 0;
2669: long cert_res = -1;
2670: char * filename = NULL;
2671: zval tmp;
2672:
2673: Z_TYPE(tmp) = IS_NULL;
2674:
2675: #define TMP_CLEAN \
2676: if (Z_TYPE(tmp) == IS_STRING) {\
2677: zval_dtor(&tmp); \
2678: } \
2679: return NULL;
2680:
2681: if (resourceval) {
2682: *resourceval = -1;
2683: }
2684: if (Z_TYPE_PP(val) == IS_ARRAY) {
2685: zval ** zphrase;
1.1.1.2 misho 2686:
1.1 misho 2687: /* get passphrase */
2688:
2689: if (zend_hash_index_find(HASH_OF(*val), 1, (void **)&zphrase) == FAILURE) {
2690: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key array must be of the form array(0 => key, 1 => phrase)");
2691: return NULL;
2692: }
1.1.1.2 misho 2693:
1.1 misho 2694: if (Z_TYPE_PP(zphrase) == IS_STRING) {
2695: passphrase = Z_STRVAL_PP(zphrase);
2696: } else {
2697: tmp = **zphrase;
2698: zval_copy_ctor(&tmp);
2699: convert_to_string(&tmp);
2700: passphrase = Z_STRVAL(tmp);
2701: }
2702:
2703: /* now set val to be the key param and continue */
2704: if (zend_hash_index_find(HASH_OF(*val), 0, (void **)&val) == FAILURE) {
2705: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key array must be of the form array(0 => key, 1 => phrase)");
2706: TMP_CLEAN;
2707: }
2708: }
2709:
2710: if (Z_TYPE_PP(val) == IS_RESOURCE) {
2711: void * what;
2712: int type;
2713:
2714: what = zend_fetch_resource(val TSRMLS_CC, -1, "OpenSSL X.509/key", &type, 2, le_x509, le_key);
2715: if (!what) {
2716: TMP_CLEAN;
2717: }
1.1.1.2 misho 2718: if (resourceval) {
1.1 misho 2719: *resourceval = Z_LVAL_PP(val);
2720: }
2721: if (type == le_x509) {
2722: /* extract key from cert, depending on public_key param */
2723: cert = (X509*)what;
2724: free_cert = 0;
2725: } else if (type == le_key) {
2726: int is_priv;
2727:
2728: is_priv = php_openssl_is_private_key((EVP_PKEY*)what TSRMLS_CC);
2729:
2730: /* check whether it is actually a private key if requested */
2731: if (!public_key && !is_priv) {
2732: php_error_docref(NULL TSRMLS_CC, E_WARNING, "supplied key param is a public key");
2733: TMP_CLEAN;
2734: }
2735:
2736: if (public_key && is_priv) {
2737: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Don't know how to get public key from this private key");
2738: TMP_CLEAN;
2739: } else {
2740: if (Z_TYPE(tmp) == IS_STRING) {
2741: zval_dtor(&tmp);
2742: }
2743: /* got the key - return it */
2744: return (EVP_PKEY*)what;
2745: }
2746: } else {
2747: /* other types could be used here - eg: file pointers and read in the data from them */
2748: TMP_CLEAN;
2749: }
2750: } else {
2751: /* force it to be a string and check if it refers to a file */
1.1.1.2 misho 2752: /* passing non string values leaks, object uses toString, it returns NULL
2753: * See bug38255.phpt
1.1 misho 2754: */
2755: if (!(Z_TYPE_PP(val) == IS_STRING || Z_TYPE_PP(val) == IS_OBJECT)) {
2756: TMP_CLEAN;
2757: }
2758: convert_to_string_ex(val);
2759:
2760: if (Z_STRLEN_PP(val) > 7 && memcmp(Z_STRVAL_PP(val), "file://", sizeof("file://") - 1) == 0) {
2761: filename = Z_STRVAL_PP(val) + (sizeof("file://") - 1);
2762: }
2763: /* it's an X509 file/cert of some kind, and we need to extract the data from that */
2764: if (public_key) {
2765: cert = php_openssl_x509_from_zval(val, 0, &cert_res TSRMLS_CC);
2766: free_cert = (cert_res == -1);
2767: /* actual extraction done later */
2768: if (!cert) {
2769: /* not a X509 certificate, try to retrieve public key */
2770: BIO* in;
2771: if (filename) {
2772: in = BIO_new_file(filename, "r");
2773: } else {
2774: in = BIO_new_mem_buf(Z_STRVAL_PP(val), Z_STRLEN_PP(val));
2775: }
2776: if (in == NULL) {
2777: TMP_CLEAN;
2778: }
2779: key = PEM_read_bio_PUBKEY(in, NULL,NULL, NULL);
2780: BIO_free(in);
2781: }
2782: } else {
2783: /* we want the private key */
2784: BIO *in;
2785:
2786: if (filename) {
1.1.1.2 misho 2787: if (php_openssl_open_base_dir_chk(filename TSRMLS_CC)) {
1.1 misho 2788: TMP_CLEAN;
2789: }
2790: in = BIO_new_file(filename, "r");
2791: } else {
2792: in = BIO_new_mem_buf(Z_STRVAL_PP(val), Z_STRLEN_PP(val));
2793: }
2794:
2795: if (in == NULL) {
2796: TMP_CLEAN;
2797: }
2798: key = PEM_read_bio_PrivateKey(in, NULL,NULL, passphrase);
2799: BIO_free(in);
2800: }
2801: }
2802:
2803: if (public_key && cert && key == NULL) {
2804: /* extract public key from X509 cert */
2805: key = (EVP_PKEY *) X509_get_pubkey(cert);
2806: }
2807:
2808: if (free_cert && cert) {
2809: X509_free(cert);
2810: }
2811: if (key && makeresource && resourceval) {
2812: *resourceval = ZEND_REGISTER_RESOURCE(NULL, key, le_key);
2813: }
2814: if (Z_TYPE(tmp) == IS_STRING) {
2815: zval_dtor(&tmp);
2816: }
2817: return key;
2818: }
2819: /* }}} */
2820:
2821: /* {{{ php_openssl_generate_private_key */
2822: static EVP_PKEY * php_openssl_generate_private_key(struct php_x509_request * req TSRMLS_DC)
2823: {
2824: char * randfile = NULL;
2825: int egdsocket, seeded;
2826: EVP_PKEY * return_val = NULL;
1.1.1.2 misho 2827:
1.1 misho 2828: if (req->priv_key_bits < MIN_KEY_LENGTH) {
2829: php_error_docref(NULL TSRMLS_CC, E_WARNING, "private key length is too short; it needs to be at least %d bits, not %d",
2830: MIN_KEY_LENGTH, req->priv_key_bits);
2831: return NULL;
2832: }
2833:
2834: randfile = CONF_get_string(req->req_config, req->section_name, "RANDFILE");
1.1.1.2 misho 2835: php_openssl_load_rand_file(randfile, &egdsocket, &seeded TSRMLS_CC);
2836:
1.1 misho 2837: if ((req->priv_key = EVP_PKEY_new()) != NULL) {
2838: switch(req->priv_key_type) {
2839: case OPENSSL_KEYTYPE_RSA:
2840: if (EVP_PKEY_assign_RSA(req->priv_key, RSA_generate_key(req->priv_key_bits, 0x10001, NULL, NULL))) {
2841: return_val = req->priv_key;
2842: }
2843: break;
2844: #if !defined(NO_DSA) && defined(HAVE_DSA_DEFAULT_METHOD)
2845: case OPENSSL_KEYTYPE_DSA:
2846: {
2847: DSA *dsapar = DSA_generate_parameters(req->priv_key_bits, NULL, 0, NULL, NULL, NULL, NULL);
2848: if (dsapar) {
2849: DSA_set_method(dsapar, DSA_get_default_method());
2850: if (DSA_generate_key(dsapar)) {
2851: if (EVP_PKEY_assign_DSA(req->priv_key, dsapar)) {
2852: return_val = req->priv_key;
2853: }
2854: } else {
2855: DSA_free(dsapar);
2856: }
2857: }
2858: }
2859: break;
2860: #endif
2861: #if !defined(NO_DH)
2862: case OPENSSL_KEYTYPE_DH:
2863: {
2864: DH *dhpar = DH_generate_parameters(req->priv_key_bits, 2, NULL, NULL);
2865: int codes = 0;
2866:
2867: if (dhpar) {
2868: DH_set_method(dhpar, DH_get_default_method());
2869: if (DH_check(dhpar, &codes) && codes == 0 && DH_generate_key(dhpar)) {
2870: if (EVP_PKEY_assign_DH(req->priv_key, dhpar)) {
2871: return_val = req->priv_key;
2872: }
2873: } else {
2874: DH_free(dhpar);
2875: }
2876: }
2877: }
2878: break;
2879: #endif
2880: default:
2881: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unsupported private key type");
2882: }
2883: }
2884:
2885: php_openssl_write_rand_file(randfile, egdsocket, seeded);
1.1.1.2 misho 2886:
1.1 misho 2887: if (return_val == NULL) {
2888: EVP_PKEY_free(req->priv_key);
2889: req->priv_key = NULL;
2890: return NULL;
2891: }
1.1.1.2 misho 2892:
1.1 misho 2893: return return_val;
2894: }
2895: /* }}} */
2896:
2897: /* {{{ php_openssl_is_private_key
2898: Check whether the supplied key is a private key by checking if the secret prime factors are set */
2899: static int php_openssl_is_private_key(EVP_PKEY* pkey TSRMLS_DC)
2900: {
2901: assert(pkey != NULL);
2902:
2903: switch (pkey->type) {
2904: #ifndef NO_RSA
2905: case EVP_PKEY_RSA:
2906: case EVP_PKEY_RSA2:
2907: assert(pkey->pkey.rsa != NULL);
2908: if (pkey->pkey.rsa != NULL && (NULL == pkey->pkey.rsa->p || NULL == pkey->pkey.rsa->q)) {
2909: return 0;
2910: }
2911: break;
2912: #endif
2913: #ifndef NO_DSA
2914: case EVP_PKEY_DSA:
2915: case EVP_PKEY_DSA1:
2916: case EVP_PKEY_DSA2:
2917: case EVP_PKEY_DSA3:
2918: case EVP_PKEY_DSA4:
2919: assert(pkey->pkey.dsa != NULL);
2920:
1.1.1.2 misho 2921: if (NULL == pkey->pkey.dsa->p || NULL == pkey->pkey.dsa->q || NULL == pkey->pkey.dsa->priv_key){
1.1 misho 2922: return 0;
2923: }
2924: break;
2925: #endif
2926: #ifndef NO_DH
2927: case EVP_PKEY_DH:
2928: assert(pkey->pkey.dh != NULL);
2929:
2930: if (NULL == pkey->pkey.dh->p || NULL == pkey->pkey.dh->priv_key) {
2931: return 0;
2932: }
2933: break;
2934: #endif
2935: default:
2936: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key type not supported in this PHP build!");
2937: break;
2938: }
2939: return 1;
2940: }
2941: /* }}} */
2942:
2943: #define OPENSSL_PKEY_GET_BN(_type, _name) do { \
2944: if (pkey->pkey._type->_name != NULL) { \
2945: int len = BN_num_bytes(pkey->pkey._type->_name); \
2946: char *str = emalloc(len + 1); \
2947: BN_bn2bin(pkey->pkey._type->_name, (unsigned char*)str); \
2948: str[len] = 0; \
2949: add_assoc_stringl(_type, #_name, str, len, 0); \
2950: } \
2951: } while (0)
2952:
2953: #define OPENSSL_PKEY_SET_BN(_ht, _type, _name) do { \
2954: zval **bn; \
2955: if (zend_hash_find(_ht, #_name, sizeof(#_name), (void**)&bn) == SUCCESS && \
2956: Z_TYPE_PP(bn) == IS_STRING) { \
2957: _type->_name = BN_bin2bn( \
2958: (unsigned char*)Z_STRVAL_PP(bn), \
2959: Z_STRLEN_PP(bn), NULL); \
2960: } \
2961: } while (0);
2962:
2963:
2964: /* {{{ proto resource openssl_pkey_new([array configargs])
2965: Generates a new private key */
2966: PHP_FUNCTION(openssl_pkey_new)
2967: {
2968: struct php_x509_request req;
2969: zval * args = NULL;
2970: zval **data;
2971:
2972: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|a!", &args) == FAILURE) {
2973: return;
2974: }
2975: RETVAL_FALSE;
2976:
2977: if (args && Z_TYPE_P(args) == IS_ARRAY) {
2978: EVP_PKEY *pkey;
2979:
2980: if (zend_hash_find(Z_ARRVAL_P(args), "rsa", sizeof("rsa"), (void**)&data) == SUCCESS &&
2981: Z_TYPE_PP(data) == IS_ARRAY) {
2982: pkey = EVP_PKEY_new();
2983: if (pkey) {
2984: RSA *rsa = RSA_new();
2985: if (rsa) {
2986: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), rsa, n);
2987: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), rsa, e);
2988: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), rsa, d);
2989: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), rsa, p);
2990: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), rsa, q);
2991: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), rsa, dmp1);
2992: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), rsa, dmq1);
2993: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), rsa, iqmp);
2994: if (rsa->n && rsa->d) {
2995: if (EVP_PKEY_assign_RSA(pkey, rsa)) {
1.1.1.2 misho 2996: RETURN_RESOURCE(zend_list_insert(pkey, le_key TSRMLS_CC));
1.1 misho 2997: }
2998: }
2999: RSA_free(rsa);
3000: }
3001: EVP_PKEY_free(pkey);
3002: }
3003: RETURN_FALSE;
3004: } else if (zend_hash_find(Z_ARRVAL_P(args), "dsa", sizeof("dsa"), (void**)&data) == SUCCESS &&
3005: Z_TYPE_PP(data) == IS_ARRAY) {
3006: pkey = EVP_PKEY_new();
3007: if (pkey) {
3008: DSA *dsa = DSA_new();
3009: if (dsa) {
3010: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dsa, p);
3011: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dsa, q);
3012: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dsa, g);
3013: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dsa, priv_key);
3014: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dsa, pub_key);
3015: if (dsa->p && dsa->q && dsa->g) {
3016: if (!dsa->priv_key && !dsa->pub_key) {
3017: DSA_generate_key(dsa);
3018: }
3019: if (EVP_PKEY_assign_DSA(pkey, dsa)) {
1.1.1.2 misho 3020: RETURN_RESOURCE(zend_list_insert(pkey, le_key TSRMLS_CC));
1.1 misho 3021: }
3022: }
3023: DSA_free(dsa);
3024: }
3025: EVP_PKEY_free(pkey);
3026: }
3027: RETURN_FALSE;
3028: } else if (zend_hash_find(Z_ARRVAL_P(args), "dh", sizeof("dh"), (void**)&data) == SUCCESS &&
3029: Z_TYPE_PP(data) == IS_ARRAY) {
3030: pkey = EVP_PKEY_new();
3031: if (pkey) {
3032: DH *dh = DH_new();
3033: if (dh) {
3034: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dh, p);
3035: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dh, g);
3036: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dh, priv_key);
3037: OPENSSL_PKEY_SET_BN(Z_ARRVAL_PP(data), dh, pub_key);
3038: if (dh->p && dh->g) {
3039: if (!dh->pub_key) {
3040: DH_generate_key(dh);
3041: }
3042: if (EVP_PKEY_assign_DH(pkey, dh)) {
1.1.1.2 misho 3043: RETURN_RESOURCE(zend_list_insert(pkey, le_key TSRMLS_CC));
1.1 misho 3044: }
3045: }
3046: DH_free(dh);
3047: }
3048: EVP_PKEY_free(pkey);
3049: }
3050: RETURN_FALSE;
3051: }
1.1.1.2 misho 3052: }
1.1 misho 3053:
3054: PHP_SSL_REQ_INIT(&req);
3055:
3056: if (PHP_SSL_REQ_PARSE(&req, args) == SUCCESS)
3057: {
3058: if (php_openssl_generate_private_key(&req TSRMLS_CC)) {
3059: /* pass back a key resource */
1.1.1.2 misho 3060: RETVAL_RESOURCE(zend_list_insert(req.priv_key, le_key TSRMLS_CC));
1.1 misho 3061: /* make sure the cleanup code doesn't zap it! */
3062: req.priv_key = NULL;
3063: }
3064: }
3065: PHP_SSL_REQ_DISPOSE(&req);
3066: }
3067: /* }}} */
3068:
3069: /* {{{ proto bool openssl_pkey_export_to_file(mixed key, string outfilename [, string passphrase, array config_args)
3070: Gets an exportable representation of a key into a file */
3071: PHP_FUNCTION(openssl_pkey_export_to_file)
3072: {
3073: struct php_x509_request req;
3074: zval ** zpkey, * args = NULL;
3075: char * passphrase = NULL; int passphrase_len = 0;
3076: char * filename = NULL; int filename_len = 0;
3077: long key_resource = -1;
3078: EVP_PKEY * key;
3079: BIO * bio_out = NULL;
3080: const EVP_CIPHER * cipher;
3081:
1.1.1.2 misho 3082: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Zp|s!a!", &zpkey, &filename, &filename_len, &passphrase, &passphrase_len, &args) == FAILURE) {
1.1 misho 3083: return;
3084: }
1.1.1.2 misho 3085: RETVAL_FALSE;
1.1 misho 3086:
3087: key = php_openssl_evp_from_zval(zpkey, 0, passphrase, 0, &key_resource TSRMLS_CC);
3088:
3089: if (key == NULL) {
3090: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get key from parameter 1");
3091: RETURN_FALSE;
3092: }
1.1.1.2 misho 3093:
3094: if (php_openssl_open_base_dir_chk(filename TSRMLS_CC)) {
1.1 misho 3095: RETURN_FALSE;
3096: }
1.1.1.2 misho 3097:
1.1 misho 3098: PHP_SSL_REQ_INIT(&req);
3099:
3100: if (PHP_SSL_REQ_PARSE(&req, args) == SUCCESS) {
3101: bio_out = BIO_new_file(filename, "w");
3102:
3103: if (passphrase && req.priv_key_encrypt) {
1.1.1.2 misho 3104: if (req.priv_key_encrypt_cipher) {
3105: cipher = req.priv_key_encrypt_cipher;
3106: } else {
3107: cipher = (EVP_CIPHER *) EVP_des_ede3_cbc();
3108: }
1.1 misho 3109: } else {
3110: cipher = NULL;
3111: }
3112: if (PEM_write_bio_PrivateKey(bio_out, key, cipher, (unsigned char *)passphrase, passphrase_len, NULL, NULL)) {
3113: /* Success!
3114: * If returning the output as a string, do so now */
3115: RETVAL_TRUE;
3116: }
3117: }
3118: PHP_SSL_REQ_DISPOSE(&req);
3119:
3120: if (key_resource == -1 && key) {
3121: EVP_PKEY_free(key);
3122: }
3123: if (bio_out) {
3124: BIO_free(bio_out);
3125: }
3126: }
3127: /* }}} */
3128:
3129: /* {{{ proto bool openssl_pkey_export(mixed key, &mixed out [, string passphrase [, array config_args]])
3130: Gets an exportable representation of a key into a string or file */
3131: PHP_FUNCTION(openssl_pkey_export)
3132: {
3133: struct php_x509_request req;
3134: zval ** zpkey, * args = NULL, *out;
3135: char * passphrase = NULL; int passphrase_len = 0;
3136: long key_resource = -1;
3137: EVP_PKEY * key;
3138: BIO * bio_out = NULL;
3139: const EVP_CIPHER * cipher;
1.1.1.2 misho 3140:
1.1 misho 3141: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Zz|s!a!", &zpkey, &out, &passphrase, &passphrase_len, &args) == FAILURE) {
3142: return;
3143: }
3144: RETVAL_FALSE;
3145:
3146: key = php_openssl_evp_from_zval(zpkey, 0, passphrase, 0, &key_resource TSRMLS_CC);
3147:
3148: if (key == NULL) {
3149: php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot get key from parameter 1");
3150: RETURN_FALSE;
3151: }
1.1.1.2 misho 3152:
1.1 misho 3153: PHP_SSL_REQ_INIT(&req);
3154:
3155: if (PHP_SSL_REQ_PARSE(&req, args) == SUCCESS) {
3156: bio_out = BIO_new(BIO_s_mem());
3157:
3158: if (passphrase && req.priv_key_encrypt) {
1.1.1.2 misho 3159: if (req.priv_key_encrypt_cipher) {
3160: cipher = req.priv_key_encrypt_cipher;
3161: } else {
3162: cipher = (EVP_CIPHER *) EVP_des_ede3_cbc();
3163: }
1.1 misho 3164: } else {
3165: cipher = NULL;
3166: }
3167: if (PEM_write_bio_PrivateKey(bio_out, key, cipher, (unsigned char *)passphrase, passphrase_len, NULL, NULL)) {
3168: /* Success!
3169: * If returning the output as a string, do so now */
3170:
3171: char * bio_mem_ptr;
3172: long bio_mem_len;
3173: RETVAL_TRUE;
3174:
3175: bio_mem_len = BIO_get_mem_data(bio_out, &bio_mem_ptr);
3176: zval_dtor(out);
3177: ZVAL_STRINGL(out, bio_mem_ptr, bio_mem_len, 1);
3178: }
3179: }
3180: PHP_SSL_REQ_DISPOSE(&req);
3181:
3182: if (key_resource == -1 && key) {
3183: EVP_PKEY_free(key);
3184: }
3185: if (bio_out) {
3186: BIO_free(bio_out);
3187: }
3188: }
3189: /* }}} */
3190:
3191: /* {{{ proto int openssl_pkey_get_public(mixed cert)
3192: Gets public key from X.509 certificate */
3193: PHP_FUNCTION(openssl_pkey_get_public)
3194: {
3195: zval **cert;
3196: EVP_PKEY *pkey;
3197:
3198: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z", &cert) == FAILURE) {
3199: return;
3200: }
3201: Z_TYPE_P(return_value) = IS_RESOURCE;
3202: pkey = php_openssl_evp_from_zval(cert, 1, NULL, 1, &Z_LVAL_P(return_value) TSRMLS_CC);
3203:
3204: if (pkey == NULL) {
3205: RETURN_FALSE;
3206: }
1.1.1.3 ! misho 3207: zend_list_addref(Z_LVAL_P(return_value));
1.1 misho 3208: }
3209: /* }}} */
3210:
3211: /* {{{ proto void openssl_pkey_free(int key)
3212: Frees a key */
3213: PHP_FUNCTION(openssl_pkey_free)
3214: {
3215: zval *key;
3216: EVP_PKEY *pkey;
3217:
3218: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &key) == FAILURE) {
3219: return;
3220: }
3221: ZEND_FETCH_RESOURCE(pkey, EVP_PKEY *, &key, -1, "OpenSSL key", le_key);
3222: zend_list_delete(Z_LVAL_P(key));
3223: }
3224: /* }}} */
3225:
3226: /* {{{ proto int openssl_pkey_get_private(string key [, string passphrase])
3227: Gets private keys */
3228: PHP_FUNCTION(openssl_pkey_get_private)
3229: {
3230: zval **cert;
3231: EVP_PKEY *pkey;
3232: char * passphrase = "";
3233: int passphrase_len = sizeof("")-1;
3234:
3235: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z|s", &cert, &passphrase, &passphrase_len) == FAILURE) {
3236: return;
3237: }
3238: Z_TYPE_P(return_value) = IS_RESOURCE;
3239: pkey = php_openssl_evp_from_zval(cert, 0, passphrase, 1, &Z_LVAL_P(return_value) TSRMLS_CC);
3240:
3241: if (pkey == NULL) {
3242: RETURN_FALSE;
3243: }
1.1.1.3 ! misho 3244: zend_list_addref(Z_LVAL_P(return_value));
1.1 misho 3245: }
3246:
3247: /* }}} */
3248:
3249: /* {{{ proto resource openssl_pkey_get_details(resource key)
3250: returns an array with the key details (bits, pkey, type)*/
3251: PHP_FUNCTION(openssl_pkey_get_details)
3252: {
3253: zval *key;
3254: EVP_PKEY *pkey;
3255: BIO *out;
3256: unsigned int pbio_len;
3257: char *pbio;
3258: long ktype;
3259:
3260: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &key) == FAILURE) {
3261: return;
3262: }
3263: ZEND_FETCH_RESOURCE(pkey, EVP_PKEY *, &key, -1, "OpenSSL key", le_key);
3264: if (!pkey) {
3265: RETURN_FALSE;
3266: }
3267: out = BIO_new(BIO_s_mem());
3268: PEM_write_bio_PUBKEY(out, pkey);
3269: pbio_len = BIO_get_mem_data(out, &pbio);
3270:
3271: array_init(return_value);
3272: add_assoc_long(return_value, "bits", EVP_PKEY_bits(pkey));
3273: add_assoc_stringl(return_value, "key", pbio, pbio_len, 1);
1.1.1.2 misho 3274: /*TODO: Use the real values once the openssl constants are used
1.1 misho 3275: * See the enum at the top of this file
3276: */
3277: switch (EVP_PKEY_type(pkey->type)) {
3278: case EVP_PKEY_RSA:
3279: case EVP_PKEY_RSA2:
3280: ktype = OPENSSL_KEYTYPE_RSA;
3281:
3282: if (pkey->pkey.rsa != NULL) {
3283: zval *rsa;
3284:
3285: ALLOC_INIT_ZVAL(rsa);
3286: array_init(rsa);
3287: OPENSSL_PKEY_GET_BN(rsa, n);
3288: OPENSSL_PKEY_GET_BN(rsa, e);
3289: OPENSSL_PKEY_GET_BN(rsa, d);
3290: OPENSSL_PKEY_GET_BN(rsa, p);
3291: OPENSSL_PKEY_GET_BN(rsa, q);
3292: OPENSSL_PKEY_GET_BN(rsa, dmp1);
3293: OPENSSL_PKEY_GET_BN(rsa, dmq1);
3294: OPENSSL_PKEY_GET_BN(rsa, iqmp);
3295: add_assoc_zval(return_value, "rsa", rsa);
3296: }
3297:
1.1.1.2 misho 3298: break;
1.1 misho 3299: case EVP_PKEY_DSA:
3300: case EVP_PKEY_DSA2:
3301: case EVP_PKEY_DSA3:
3302: case EVP_PKEY_DSA4:
3303: ktype = OPENSSL_KEYTYPE_DSA;
3304:
3305: if (pkey->pkey.dsa != NULL) {
3306: zval *dsa;
3307:
3308: ALLOC_INIT_ZVAL(dsa);
3309: array_init(dsa);
3310: OPENSSL_PKEY_GET_BN(dsa, p);
3311: OPENSSL_PKEY_GET_BN(dsa, q);
3312: OPENSSL_PKEY_GET_BN(dsa, g);
3313: OPENSSL_PKEY_GET_BN(dsa, priv_key);
3314: OPENSSL_PKEY_GET_BN(dsa, pub_key);
3315: add_assoc_zval(return_value, "dsa", dsa);
3316: }
3317: break;
3318: case EVP_PKEY_DH:
1.1.1.2 misho 3319:
1.1 misho 3320: ktype = OPENSSL_KEYTYPE_DH;
3321:
3322: if (pkey->pkey.dh != NULL) {
3323: zval *dh;
3324:
3325: ALLOC_INIT_ZVAL(dh);
3326: array_init(dh);
3327: OPENSSL_PKEY_GET_BN(dh, p);
3328: OPENSSL_PKEY_GET_BN(dh, g);
3329: OPENSSL_PKEY_GET_BN(dh, priv_key);
3330: OPENSSL_PKEY_GET_BN(dh, pub_key);
3331: add_assoc_zval(return_value, "dh", dh);
3332: }
3333:
3334: break;
1.1.1.2 misho 3335: #ifdef EVP_PKEY_EC
1.1 misho 3336: case EVP_PKEY_EC:
3337: ktype = OPENSSL_KEYTYPE_EC;
3338: break;
3339: #endif
3340: default:
3341: ktype = -1;
3342: break;
3343: }
3344: add_assoc_long(return_value, "type", ktype);
3345:
3346: BIO_free(out);
3347: }
3348: /* }}} */
3349:
3350: /* }}} */
3351:
3352: /* {{{ PKCS7 S/MIME functions */
3353:
3354: /* {{{ proto bool openssl_pkcs7_verify(string filename, long flags [, string signerscerts [, array cainfo [, string extracerts [, string content]]]])
3355: Verifys that the data block is intact, the signer is who they say they are, and returns the CERTs of the signers */
3356: PHP_FUNCTION(openssl_pkcs7_verify)
3357: {
3358: X509_STORE * store = NULL;
3359: zval * cainfo = NULL;
3360: STACK_OF(X509) *signers= NULL;
3361: STACK_OF(X509) *others = NULL;
3362: PKCS7 * p7 = NULL;
3363: BIO * in = NULL, * datain = NULL, * dataout = NULL;
3364: long flags = 0;
3365: char * filename; int filename_len;
3366: char * extracerts = NULL; int extracerts_len = 0;
3367: char * signersfilename = NULL; int signersfilename_len = 0;
3368: char * datafilename = NULL; int datafilename_len = 0;
1.1.1.2 misho 3369:
1.1 misho 3370: RETVAL_LONG(-1);
3371:
1.1.1.2 misho 3372: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "pl|papp", &filename, &filename_len,
1.1 misho 3373: &flags, &signersfilename, &signersfilename_len, &cainfo,
3374: &extracerts, &extracerts_len, &datafilename, &datafilename_len) == FAILURE) {
3375: return;
3376: }
1.1.1.2 misho 3377:
1.1 misho 3378: if (extracerts) {
3379: others = load_all_certs_from_file(extracerts);
3380: if (others == NULL) {
3381: goto clean_exit;
3382: }
3383: }
3384:
3385: flags = flags & ~PKCS7_DETACHED;
3386:
3387: store = setup_verify(cainfo TSRMLS_CC);
3388:
3389: if (!store) {
3390: goto clean_exit;
3391: }
1.1.1.2 misho 3392: if (php_openssl_open_base_dir_chk(filename TSRMLS_CC)) {
1.1 misho 3393: goto clean_exit;
3394: }
3395:
3396: in = BIO_new_file(filename, (flags & PKCS7_BINARY) ? "rb" : "r");
3397: if (in == NULL) {
3398: goto clean_exit;
3399: }
3400: p7 = SMIME_read_PKCS7(in, &datain);
3401: if (p7 == NULL) {
3402: #if DEBUG_SMIME
3403: zend_printf("SMIME_read_PKCS7 failed\n");
3404: #endif
3405: goto clean_exit;
3406: }
3407:
3408: if (datafilename) {
3409:
1.1.1.2 misho 3410: if (php_openssl_open_base_dir_chk(datafilename TSRMLS_CC)) {
1.1 misho 3411: goto clean_exit;
3412: }
3413:
3414: dataout = BIO_new_file(datafilename, "w");
3415: if (dataout == NULL) {
3416: goto clean_exit;
3417: }
3418: }
3419: #if DEBUG_SMIME
3420: zend_printf("Calling PKCS7 verify\n");
3421: #endif
3422:
3423: if (PKCS7_verify(p7, others, store, datain, dataout, flags)) {
3424:
3425: RETVAL_TRUE;
3426:
3427: if (signersfilename) {
3428: BIO *certout;
1.1.1.2 misho 3429:
3430: if (php_openssl_open_base_dir_chk(signersfilename TSRMLS_CC)) {
1.1 misho 3431: goto clean_exit;
3432: }
1.1.1.2 misho 3433:
1.1 misho 3434: certout = BIO_new_file(signersfilename, "w");
3435: if (certout) {
3436: int i;
3437: signers = PKCS7_get0_signers(p7, NULL, flags);
3438:
3439: for(i = 0; i < sk_X509_num(signers); i++) {
3440: PEM_write_bio_X509(certout, sk_X509_value(signers, i));
3441: }
3442: BIO_free(certout);
3443: sk_X509_free(signers);
3444: } else {
3445: php_error_docref(NULL TSRMLS_CC, E_WARNING, "signature OK, but cannot open %s for writing", signersfilename);
3446: RETVAL_LONG(-1);
3447: }
3448: }
3449: goto clean_exit;
3450: } else {
3451: RETVAL_FALSE;
3452: }
3453: clean_exit:
3454: X509_STORE_free(store);
3455: BIO_free(datain);
3456: BIO_free(in);
3457: BIO_free(dataout);
3458: PKCS7_free(p7);
3459: sk_X509_free(others);
3460: }
3461: /* }}} */
3462:
3463: /* {{{ proto bool openssl_pkcs7_encrypt(string infile, string outfile, mixed recipcerts, array headers [, long flags [, long cipher]])
3464: Encrypts the message in the file named infile with the certificates in recipcerts and output the result to the file named outfile */
3465: PHP_FUNCTION(openssl_pkcs7_encrypt)
3466: {
3467: zval ** zrecipcerts, * zheaders = NULL;
3468: STACK_OF(X509) * recipcerts = NULL;
3469: BIO * infile = NULL, * outfile = NULL;
3470: long flags = 0;
3471: PKCS7 * p7 = NULL;
3472: HashPosition hpos;
3473: zval ** zcertval;
3474: X509 * cert;
3475: const EVP_CIPHER *cipher = NULL;
3476: long cipherid = PHP_OPENSSL_CIPHER_DEFAULT;
3477: uint strindexlen;
3478: ulong intindex;
3479: char * strindex;
3480: char * infilename = NULL; int infilename_len;
3481: char * outfilename = NULL; int outfilename_len;
1.1.1.2 misho 3482:
1.1 misho 3483: RETVAL_FALSE;
3484:
1.1.1.2 misho 3485: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ppZa!|ll", &infilename, &infilename_len,
1.1 misho 3486: &outfilename, &outfilename_len, &zrecipcerts, &zheaders, &flags, &cipherid) == FAILURE)
3487: return;
3488:
3489:
1.1.1.2 misho 3490: if (php_openssl_open_base_dir_chk(infilename TSRMLS_CC) || php_openssl_open_base_dir_chk(outfilename TSRMLS_CC)) {
1.1 misho 3491: return;
3492: }
3493:
3494: infile = BIO_new_file(infilename, "r");
3495: if (infile == NULL) {
3496: goto clean_exit;
3497: }
3498:
3499: outfile = BIO_new_file(outfilename, "w");
1.1.1.2 misho 3500: if (outfile == NULL) {
1.1 misho 3501: goto clean_exit;
3502: }
3503:
3504: recipcerts = sk_X509_new_null();
3505:
3506: /* get certs */
3507: if (Z_TYPE_PP(zrecipcerts) == IS_ARRAY) {
3508: zend_hash_internal_pointer_reset_ex(HASH_OF(*zrecipcerts), &hpos);
3509: while(zend_hash_get_current_data_ex(HASH_OF(*zrecipcerts), (void**)&zcertval, &hpos) == SUCCESS) {
3510: long certresource;
3511:
3512: cert = php_openssl_x509_from_zval(zcertval, 0, &certresource TSRMLS_CC);
3513: if (cert == NULL) {
3514: goto clean_exit;
3515: }
3516:
3517: if (certresource != -1) {
3518: /* we shouldn't free this particular cert, as it is a resource.
3519: make a copy and push that on the stack instead */
3520: cert = X509_dup(cert);
3521: if (cert == NULL) {
3522: goto clean_exit;
3523: }
3524: }
3525: sk_X509_push(recipcerts, cert);
3526:
3527: zend_hash_move_forward_ex(HASH_OF(*zrecipcerts), &hpos);
3528: }
3529: } else {
3530: /* a single certificate */
3531: long certresource;
3532:
3533: cert = php_openssl_x509_from_zval(zrecipcerts, 0, &certresource TSRMLS_CC);
3534: if (cert == NULL) {
3535: goto clean_exit;
3536: }
3537:
3538: if (certresource != -1) {
3539: /* we shouldn't free this particular cert, as it is a resource.
3540: make a copy and push that on the stack instead */
3541: cert = X509_dup(cert);
3542: if (cert == NULL) {
3543: goto clean_exit;
3544: }
3545: }
3546: sk_X509_push(recipcerts, cert);
3547: }
3548:
3549: /* sanity check the cipher */
3550: cipher = php_openssl_get_evp_cipher_from_algo(cipherid);
3551: if (cipher == NULL) {
3552: /* shouldn't happen */
3553: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to get cipher");
3554: goto clean_exit;
3555: }
3556:
3557: p7 = PKCS7_encrypt(recipcerts, infile, (EVP_CIPHER*)cipher, flags);
3558:
3559: if (p7 == NULL) {
3560: goto clean_exit;
3561: }
3562:
3563: /* tack on extra headers */
3564: if (zheaders) {
3565: zend_hash_internal_pointer_reset_ex(HASH_OF(zheaders), &hpos);
3566: while(zend_hash_get_current_data_ex(HASH_OF(zheaders), (void**)&zcertval, &hpos) == SUCCESS) {
3567: strindex = NULL;
3568: zend_hash_get_current_key_ex(HASH_OF(zheaders), &strindex, &strindexlen, &intindex, 0, &hpos);
3569:
3570: convert_to_string_ex(zcertval);
3571:
3572: if (strindex) {
3573: BIO_printf(outfile, "%s: %s\n", strindex, Z_STRVAL_PP(zcertval));
3574: } else {
3575: BIO_printf(outfile, "%s\n", Z_STRVAL_PP(zcertval));
3576: }
3577:
3578: zend_hash_move_forward_ex(HASH_OF(zheaders), &hpos);
3579: }
3580: }
3581:
3582: (void)BIO_reset(infile);
3583:
3584: /* write the encrypted data */
3585: SMIME_write_PKCS7(outfile, p7, infile, flags);
3586:
3587: RETVAL_TRUE;
3588:
3589: clean_exit:
3590: PKCS7_free(p7);
3591: BIO_free(infile);
3592: BIO_free(outfile);
3593: if (recipcerts) {
3594: sk_X509_pop_free(recipcerts, X509_free);
3595: }
3596: }
3597: /* }}} */
3598:
3599: /* {{{ proto bool openssl_pkcs7_sign(string infile, string outfile, mixed signcert, mixed signkey, array headers [, long flags [, string extracertsfilename]])
3600: Signs the MIME message in the file named infile with signcert/signkey and output the result to file name outfile. headers lists plain text headers to exclude from the signed portion of the message, and should include to, from and subject as a minimum */
3601:
3602: PHP_FUNCTION(openssl_pkcs7_sign)
3603: {
3604: zval ** zcert, ** zprivkey, * zheaders;
3605: zval ** hval;
3606: X509 * cert = NULL;
3607: EVP_PKEY * privkey = NULL;
3608: long flags = PKCS7_DETACHED;
3609: PKCS7 * p7 = NULL;
3610: BIO * infile = NULL, * outfile = NULL;
3611: STACK_OF(X509) *others = NULL;
3612: long certresource = -1, keyresource = -1;
3613: ulong intindex;
3614: uint strindexlen;
3615: HashPosition hpos;
3616: char * strindex;
3617: char * infilename; int infilename_len;
3618: char * outfilename; int outfilename_len;
3619: char * extracertsfilename = NULL; int extracertsfilename_len;
3620:
1.1.1.2 misho 3621: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ppZZa!|lp",
1.1 misho 3622: &infilename, &infilename_len, &outfilename, &outfilename_len,
3623: &zcert, &zprivkey, &zheaders, &flags, &extracertsfilename,
3624: &extracertsfilename_len) == FAILURE) {
3625: return;
3626: }
3627:
1.1.1.2 misho 3628: RETVAL_FALSE;
1.1 misho 3629:
3630: if (extracertsfilename) {
3631: others = load_all_certs_from_file(extracertsfilename);
1.1.1.2 misho 3632: if (others == NULL) {
1.1 misho 3633: goto clean_exit;
3634: }
3635: }
3636:
3637: privkey = php_openssl_evp_from_zval(zprivkey, 0, "", 0, &keyresource TSRMLS_CC);
3638: if (privkey == NULL) {
3639: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error getting private key");
3640: goto clean_exit;
3641: }
3642:
3643: cert = php_openssl_x509_from_zval(zcert, 0, &certresource TSRMLS_CC);
3644: if (cert == NULL) {
3645: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error getting cert");
3646: goto clean_exit;
3647: }
3648:
1.1.1.2 misho 3649: if (php_openssl_open_base_dir_chk(infilename TSRMLS_CC) || php_openssl_open_base_dir_chk(outfilename TSRMLS_CC)) {
1.1 misho 3650: goto clean_exit;
3651: }
3652:
3653: infile = BIO_new_file(infilename, "r");
3654: if (infile == NULL) {
3655: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error opening input file %s!", infilename);
3656: goto clean_exit;
3657: }
3658:
3659: outfile = BIO_new_file(outfilename, "w");
3660: if (outfile == NULL) {
3661: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error opening output file %s!", outfilename);
3662: goto clean_exit;
3663: }
3664:
3665: p7 = PKCS7_sign(cert, privkey, others, infile, flags);
3666: if (p7 == NULL) {
3667: php_error_docref(NULL TSRMLS_CC, E_WARNING, "error creating PKCS7 structure!");
3668: goto clean_exit;
3669: }
3670:
3671: (void)BIO_reset(infile);
3672:
3673: /* tack on extra headers */
3674: if (zheaders) {
3675: zend_hash_internal_pointer_reset_ex(HASH_OF(zheaders), &hpos);
3676: while(zend_hash_get_current_data_ex(HASH_OF(zheaders), (void**)&hval, &hpos) == SUCCESS) {
3677: strindex = NULL;
3678: zend_hash_get_current_key_ex(HASH_OF(zheaders), &strindex, &strindexlen, &intindex, 0, &hpos);
3679:
3680: convert_to_string_ex(hval);
3681:
3682: if (strindex) {
3683: BIO_printf(outfile, "%s: %s\n", strindex, Z_STRVAL_PP(hval));
3684: } else {
3685: BIO_printf(outfile, "%s\n", Z_STRVAL_PP(hval));
3686: }
3687: zend_hash_move_forward_ex(HASH_OF(zheaders), &hpos);
3688: }
3689: }
3690: /* write the signed data */
3691: SMIME_write_PKCS7(outfile, p7, infile, flags);
3692:
3693: RETVAL_TRUE;
3694:
3695: clean_exit:
3696: PKCS7_free(p7);
3697: BIO_free(infile);
3698: BIO_free(outfile);
3699: if (others) {
3700: sk_X509_pop_free(others, X509_free);
3701: }
3702: if (privkey && keyresource == -1) {
3703: EVP_PKEY_free(privkey);
3704: }
3705: if (cert && certresource == -1) {
3706: X509_free(cert);
3707: }
3708: }
3709: /* }}} */
3710:
3711: /* {{{ proto bool openssl_pkcs7_decrypt(string infilename, string outfilename, mixed recipcert [, mixed recipkey])
3712: Decrypts the S/MIME message in the file name infilename and output the results to the file name outfilename. recipcert is a CERT for one of the recipients. recipkey specifies the private key matching recipcert, if recipcert does not include the key */
3713:
3714: PHP_FUNCTION(openssl_pkcs7_decrypt)
3715: {
3716: zval ** recipcert, ** recipkey = NULL;
3717: X509 * cert = NULL;
3718: EVP_PKEY * key = NULL;
3719: long certresval, keyresval;
3720: BIO * in = NULL, * out = NULL, * datain = NULL;
3721: PKCS7 * p7 = NULL;
3722: char * infilename; int infilename_len;
3723: char * outfilename; int outfilename_len;
3724:
1.1.1.2 misho 3725: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ppZ|Z", &infilename, &infilename_len,
1.1 misho 3726: &outfilename, &outfilename_len, &recipcert, &recipkey) == FAILURE) {
3727: return;
3728: }
3729:
1.1.1.2 misho 3730: RETVAL_FALSE;
1.1 misho 3731:
3732: cert = php_openssl_x509_from_zval(recipcert, 0, &certresval TSRMLS_CC);
3733: if (cert == NULL) {
3734: php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to coerce parameter 3 to x509 cert");
3735: goto clean_exit;
3736: }
3737:
3738: key = php_openssl_evp_from_zval(recipkey ? recipkey : recipcert, 0, "", 0, &keyresval TSRMLS_CC);
3739: if (key == NULL) {
3740: php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to get private key");
3741: goto clean_exit;
3742: }
1.1.1.2 misho 3743:
3744: if (php_openssl_open_base_dir_chk(infilename TSRMLS_CC) || php_openssl_open_base_dir_chk(outfilename TSRMLS_CC)) {
1.1 misho 3745: goto clean_exit;
3746: }
3747:
3748: in = BIO_new_file(infilename, "r");
3749: if (in == NULL) {
3750: goto clean_exit;
3751: }
3752: out = BIO_new_file(outfilename, "w");
3753: if (out == NULL) {
3754: goto clean_exit;
3755: }
3756:
3757: p7 = SMIME_read_PKCS7(in, &datain);
3758:
3759: if (p7 == NULL) {
3760: goto clean_exit;
3761: }
1.1.1.2 misho 3762: if (PKCS7_decrypt(p7, key, cert, out, PKCS7_DETACHED)) {
1.1 misho 3763: RETVAL_TRUE;
3764: }
3765: clean_exit:
3766: PKCS7_free(p7);
3767: BIO_free(datain);
3768: BIO_free(in);
3769: BIO_free(out);
3770: if (cert && certresval == -1) {
3771: X509_free(cert);
3772: }
3773: if (key && keyresval == -1) {
3774: EVP_PKEY_free(key);
3775: }
3776: }
3777: /* }}} */
3778:
3779: /* }}} */
3780:
3781: /* {{{ proto bool openssl_private_encrypt(string data, string &crypted, mixed key [, int padding])
3782: Encrypts data with private key */
3783: PHP_FUNCTION(openssl_private_encrypt)
3784: {
3785: zval **key, *crypted;
3786: EVP_PKEY *pkey;
3787: int cryptedlen;
3788: unsigned char *cryptedbuf = NULL;
3789: int successful = 0;
3790: long keyresource = -1;
3791: char * data;
3792: int data_len;
3793: long padding = RSA_PKCS1_PADDING;
3794:
1.1.1.2 misho 3795: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "szZ|l", &data, &data_len, &crypted, &key, &padding) == FAILURE) {
1.1 misho 3796: return;
3797: }
3798: RETVAL_FALSE;
3799:
3800: pkey = php_openssl_evp_from_zval(key, 0, "", 0, &keyresource TSRMLS_CC);
3801:
3802: if (pkey == NULL) {
3803: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key param is not a valid private key");
3804: RETURN_FALSE;
3805: }
3806:
3807: cryptedlen = EVP_PKEY_size(pkey);
3808: cryptedbuf = emalloc(cryptedlen + 1);
3809:
3810: switch (pkey->type) {
3811: case EVP_PKEY_RSA:
3812: case EVP_PKEY_RSA2:
1.1.1.2 misho 3813: successful = (RSA_private_encrypt(data_len,
3814: (unsigned char *)data,
3815: cryptedbuf,
3816: pkey->pkey.rsa,
1.1 misho 3817: padding) == cryptedlen);
3818: break;
3819: default:
3820: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key type not supported in this PHP build!");
3821: }
3822:
3823: if (successful) {
3824: zval_dtor(crypted);
3825: cryptedbuf[cryptedlen] = '\0';
3826: ZVAL_STRINGL(crypted, (char *)cryptedbuf, cryptedlen, 0);
3827: cryptedbuf = NULL;
3828: RETVAL_TRUE;
3829: }
3830: if (cryptedbuf) {
3831: efree(cryptedbuf);
3832: }
1.1.1.2 misho 3833: if (keyresource == -1) {
1.1 misho 3834: EVP_PKEY_free(pkey);
3835: }
3836: }
3837: /* }}} */
3838:
3839: /* {{{ proto bool openssl_private_decrypt(string data, string &decrypted, mixed key [, int padding])
3840: Decrypts data with private key */
3841: PHP_FUNCTION(openssl_private_decrypt)
3842: {
3843: zval **key, *crypted;
3844: EVP_PKEY *pkey;
3845: int cryptedlen;
3846: unsigned char *cryptedbuf = NULL;
3847: unsigned char *crypttemp;
3848: int successful = 0;
3849: long padding = RSA_PKCS1_PADDING;
3850: long keyresource = -1;
3851: char * data;
3852: int data_len;
3853:
3854: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "szZ|l", &data, &data_len, &crypted, &key, &padding) == FAILURE) {
3855: return;
3856: }
3857: RETVAL_FALSE;
3858:
3859: pkey = php_openssl_evp_from_zval(key, 0, "", 0, &keyresource TSRMLS_CC);
3860: if (pkey == NULL) {
3861: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key parameter is not a valid private key");
3862: RETURN_FALSE;
3863: }
3864:
3865: cryptedlen = EVP_PKEY_size(pkey);
3866: crypttemp = emalloc(cryptedlen + 1);
3867:
3868: switch (pkey->type) {
3869: case EVP_PKEY_RSA:
3870: case EVP_PKEY_RSA2:
1.1.1.2 misho 3871: cryptedlen = RSA_private_decrypt(data_len,
3872: (unsigned char *)data,
3873: crypttemp,
3874: pkey->pkey.rsa,
1.1 misho 3875: padding);
3876: if (cryptedlen != -1) {
3877: cryptedbuf = emalloc(cryptedlen + 1);
3878: memcpy(cryptedbuf, crypttemp, cryptedlen);
3879: successful = 1;
3880: }
3881: break;
3882: default:
3883: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key type not supported in this PHP build!");
3884: }
3885:
3886: efree(crypttemp);
3887:
3888: if (successful) {
3889: zval_dtor(crypted);
3890: cryptedbuf[cryptedlen] = '\0';
3891: ZVAL_STRINGL(crypted, (char *)cryptedbuf, cryptedlen, 0);
3892: cryptedbuf = NULL;
3893: RETVAL_TRUE;
3894: }
3895:
3896: if (keyresource == -1) {
3897: EVP_PKEY_free(pkey);
3898: }
1.1.1.2 misho 3899: if (cryptedbuf) {
1.1 misho 3900: efree(cryptedbuf);
3901: }
3902: }
3903: /* }}} */
3904:
3905: /* {{{ proto bool openssl_public_encrypt(string data, string &crypted, mixed key [, int padding])
3906: Encrypts data with public key */
3907: PHP_FUNCTION(openssl_public_encrypt)
3908: {
3909: zval **key, *crypted;
3910: EVP_PKEY *pkey;
3911: int cryptedlen;
3912: unsigned char *cryptedbuf;
3913: int successful = 0;
3914: long keyresource = -1;
3915: long padding = RSA_PKCS1_PADDING;
3916: char * data;
3917: int data_len;
3918:
3919: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "szZ|l", &data, &data_len, &crypted, &key, &padding) == FAILURE)
3920: return;
3921:
3922: RETVAL_FALSE;
1.1.1.2 misho 3923:
1.1 misho 3924: pkey = php_openssl_evp_from_zval(key, 1, NULL, 0, &keyresource TSRMLS_CC);
3925: if (pkey == NULL) {
3926: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key parameter is not a valid public key");
3927: RETURN_FALSE;
3928: }
3929:
3930: cryptedlen = EVP_PKEY_size(pkey);
3931: cryptedbuf = emalloc(cryptedlen + 1);
3932:
3933: switch (pkey->type) {
3934: case EVP_PKEY_RSA:
3935: case EVP_PKEY_RSA2:
1.1.1.2 misho 3936: successful = (RSA_public_encrypt(data_len,
3937: (unsigned char *)data,
3938: cryptedbuf,
3939: pkey->pkey.rsa,
1.1 misho 3940: padding) == cryptedlen);
3941: break;
3942: default:
3943: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key type not supported in this PHP build!");
3944:
3945: }
3946:
3947: if (successful) {
3948: zval_dtor(crypted);
3949: cryptedbuf[cryptedlen] = '\0';
3950: ZVAL_STRINGL(crypted, (char *)cryptedbuf, cryptedlen, 0);
3951: cryptedbuf = NULL;
3952: RETVAL_TRUE;
3953: }
3954: if (keyresource == -1) {
3955: EVP_PKEY_free(pkey);
3956: }
3957: if (cryptedbuf) {
3958: efree(cryptedbuf);
3959: }
3960: }
3961: /* }}} */
3962:
3963: /* {{{ proto bool openssl_public_decrypt(string data, string &crypted, resource key [, int padding])
3964: Decrypts data with public key */
3965: PHP_FUNCTION(openssl_public_decrypt)
3966: {
3967: zval **key, *crypted;
3968: EVP_PKEY *pkey;
3969: int cryptedlen;
3970: unsigned char *cryptedbuf = NULL;
3971: unsigned char *crypttemp;
3972: int successful = 0;
3973: long keyresource = -1;
3974: long padding = RSA_PKCS1_PADDING;
3975: char * data;
3976: int data_len;
3977:
3978: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "szZ|l", &data, &data_len, &crypted, &key, &padding) == FAILURE) {
3979: return;
3980: }
3981: RETVAL_FALSE;
1.1.1.2 misho 3982:
1.1 misho 3983: pkey = php_openssl_evp_from_zval(key, 1, NULL, 0, &keyresource TSRMLS_CC);
3984: if (pkey == NULL) {
3985: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key parameter is not a valid public key");
3986: RETURN_FALSE;
3987: }
3988:
3989: cryptedlen = EVP_PKEY_size(pkey);
3990: crypttemp = emalloc(cryptedlen + 1);
3991:
3992: switch (pkey->type) {
3993: case EVP_PKEY_RSA:
3994: case EVP_PKEY_RSA2:
1.1.1.2 misho 3995: cryptedlen = RSA_public_decrypt(data_len,
3996: (unsigned char *)data,
3997: crypttemp,
3998: pkey->pkey.rsa,
1.1 misho 3999: padding);
4000: if (cryptedlen != -1) {
4001: cryptedbuf = emalloc(cryptedlen + 1);
4002: memcpy(cryptedbuf, crypttemp, cryptedlen);
4003: successful = 1;
4004: }
4005: break;
1.1.1.2 misho 4006:
1.1 misho 4007: default:
4008: php_error_docref(NULL TSRMLS_CC, E_WARNING, "key type not supported in this PHP build!");
1.1.1.2 misho 4009:
1.1 misho 4010: }
4011:
4012: efree(crypttemp);
4013:
4014: if (successful) {
4015: zval_dtor(crypted);
4016: cryptedbuf[cryptedlen] = '\0';
4017: ZVAL_STRINGL(crypted, (char *)cryptedbuf, cryptedlen, 0);
4018: cryptedbuf = NULL;
4019: RETVAL_TRUE;
4020: }
4021:
4022: if (cryptedbuf) {
4023: efree(cryptedbuf);
4024: }
4025: if (keyresource == -1) {
4026: EVP_PKEY_free(pkey);
4027: }
4028: }
4029: /* }}} */
4030:
4031: /* {{{ proto mixed openssl_error_string(void)
4032: Returns a description of the last error, and alters the index of the error messages. Returns false when the are no more messages */
4033: PHP_FUNCTION(openssl_error_string)
4034: {
4035: char buf[512];
4036: unsigned long val;
4037:
4038: if (zend_parse_parameters_none() == FAILURE) {
4039: return;
4040: }
4041:
4042: val = ERR_get_error();
4043: if (val) {
4044: RETURN_STRING(ERR_error_string(val, buf), 1);
4045: } else {
4046: RETURN_FALSE;
4047: }
4048: }
4049: /* }}} */
4050:
4051: /* {{{ proto bool openssl_sign(string data, &string signature, mixed key[, mixed method])
4052: Signs data */
4053: PHP_FUNCTION(openssl_sign)
4054: {
4055: zval **key, *signature;
4056: EVP_PKEY *pkey;
4057: int siglen;
4058: unsigned char *sigbuf;
4059: long keyresource = -1;
4060: char * data;
4061: int data_len;
4062: EVP_MD_CTX md_ctx;
4063: zval *method = NULL;
4064: long signature_algo = OPENSSL_ALGO_SHA1;
4065: const EVP_MD *mdtype;
4066:
4067: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "szZ|z", &data, &data_len, &signature, &key, &method) == FAILURE) {
4068: return;
4069: }
4070: pkey = php_openssl_evp_from_zval(key, 0, "", 0, &keyresource TSRMLS_CC);
4071: if (pkey == NULL) {
4072: php_error_docref(NULL TSRMLS_CC, E_WARNING, "supplied key param cannot be coerced into a private key");
4073: RETURN_FALSE;
4074: }
4075:
4076: if (method == NULL || Z_TYPE_P(method) == IS_LONG) {
4077: if (method != NULL) {
4078: signature_algo = Z_LVAL_P(method);
4079: }
4080: mdtype = php_openssl_get_evp_md_from_algo(signature_algo);
4081: } else if (Z_TYPE_P(method) == IS_STRING) {
4082: mdtype = EVP_get_digestbyname(Z_STRVAL_P(method));
4083: } else {
4084: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown signature algorithm.");
4085: RETURN_FALSE;
4086: }
4087: if (!mdtype) {
4088: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown signature algorithm.");
4089: RETURN_FALSE;
4090: }
4091:
4092: siglen = EVP_PKEY_size(pkey);
4093: sigbuf = emalloc(siglen + 1);
4094:
4095: EVP_SignInit(&md_ctx, mdtype);
4096: EVP_SignUpdate(&md_ctx, data, data_len);
4097: if (EVP_SignFinal (&md_ctx, sigbuf,(unsigned int *)&siglen, pkey)) {
4098: zval_dtor(signature);
4099: sigbuf[siglen] = '\0';
4100: ZVAL_STRINGL(signature, (char *)sigbuf, siglen, 0);
4101: RETVAL_TRUE;
4102: } else {
4103: efree(sigbuf);
4104: RETVAL_FALSE;
4105: }
4106: EVP_MD_CTX_cleanup(&md_ctx);
4107: if (keyresource == -1) {
4108: EVP_PKEY_free(pkey);
4109: }
4110: }
4111: /* }}} */
4112:
4113: /* {{{ proto int openssl_verify(string data, string signature, mixed key[, mixed method])
4114: Verifys data */
4115: PHP_FUNCTION(openssl_verify)
4116: {
4117: zval **key;
4118: EVP_PKEY *pkey;
4119: int err;
4120: EVP_MD_CTX md_ctx;
4121: const EVP_MD *mdtype;
4122: long keyresource = -1;
4123: char * data; int data_len;
4124: char * signature; int signature_len;
4125: zval *method = NULL;
4126: long signature_algo = OPENSSL_ALGO_SHA1;
1.1.1.2 misho 4127:
1.1 misho 4128: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ssZ|z", &data, &data_len, &signature, &signature_len, &key, &method) == FAILURE) {
4129: return;
4130: }
4131:
4132: if (method == NULL || Z_TYPE_P(method) == IS_LONG) {
4133: if (method != NULL) {
4134: signature_algo = Z_LVAL_P(method);
4135: }
4136: mdtype = php_openssl_get_evp_md_from_algo(signature_algo);
4137: } else if (Z_TYPE_P(method) == IS_STRING) {
4138: mdtype = EVP_get_digestbyname(Z_STRVAL_P(method));
4139: } else {
4140: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown signature algorithm.");
4141: RETURN_FALSE;
4142: }
4143: if (!mdtype) {
4144: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown signature algorithm.");
4145: RETURN_FALSE;
4146: }
4147:
4148: pkey = php_openssl_evp_from_zval(key, 1, NULL, 0, &keyresource TSRMLS_CC);
4149: if (pkey == NULL) {
4150: php_error_docref(NULL TSRMLS_CC, E_WARNING, "supplied key param cannot be coerced into a public key");
4151: RETURN_FALSE;
4152: }
4153:
4154: EVP_VerifyInit (&md_ctx, mdtype);
4155: EVP_VerifyUpdate (&md_ctx, data, data_len);
4156: err = EVP_VerifyFinal (&md_ctx, (unsigned char *)signature, signature_len, pkey);
4157: EVP_MD_CTX_cleanup(&md_ctx);
4158:
4159: if (keyresource == -1) {
4160: EVP_PKEY_free(pkey);
4161: }
4162: RETURN_LONG(err);
4163: }
4164: /* }}} */
4165:
4166: /* {{{ proto int openssl_seal(string data, &string sealdata, &array ekeys, array pubkeys)
4167: Seals data */
4168: PHP_FUNCTION(openssl_seal)
4169: {
4170: zval *pubkeys, **pubkey, *sealdata, *ekeys;
4171: HashTable *pubkeysht;
4172: HashPosition pos;
4173: EVP_PKEY **pkeys;
4174: long * key_resources; /* so we know what to cleanup */
4175: int i, len1, len2, *eksl, nkeys;
4176: unsigned char *buf = NULL, **eks;
4177: char * data; int data_len;
4178: char *method =NULL;
4179: int method_len = 0;
4180: const EVP_CIPHER *cipher;
4181: EVP_CIPHER_CTX ctx;
4182:
4183: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "szza/|s", &data, &data_len, &sealdata, &ekeys, &pubkeys, &method, &method_len) == FAILURE) {
4184: return;
4185: }
1.1.1.2 misho 4186:
1.1 misho 4187: pubkeysht = HASH_OF(pubkeys);
4188: nkeys = pubkeysht ? zend_hash_num_elements(pubkeysht) : 0;
4189: if (!nkeys) {
4190: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Fourth argument to openssl_seal() must be a non-empty array");
4191: RETURN_FALSE;
4192: }
4193:
4194: if (method) {
4195: cipher = EVP_get_cipherbyname(method);
4196: if (!cipher) {
4197: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown signature algorithm.");
4198: RETURN_FALSE;
4199: }
4200: } else {
4201: cipher = EVP_rc4();
4202: }
4203:
4204: pkeys = safe_emalloc(nkeys, sizeof(*pkeys), 0);
4205: eksl = safe_emalloc(nkeys, sizeof(*eksl), 0);
4206: eks = safe_emalloc(nkeys, sizeof(*eks), 0);
4207: memset(eks, 0, sizeof(*eks) * nkeys);
4208: key_resources = safe_emalloc(nkeys, sizeof(long), 0);
4209: memset(key_resources, 0, sizeof(*key_resources) * nkeys);
4210:
4211: /* get the public keys we are using to seal this data */
4212: zend_hash_internal_pointer_reset_ex(pubkeysht, &pos);
4213: i = 0;
4214: while (zend_hash_get_current_data_ex(pubkeysht, (void **) &pubkey,
4215: &pos) == SUCCESS) {
4216: pkeys[i] = php_openssl_evp_from_zval(pubkey, 1, NULL, 0, &key_resources[i] TSRMLS_CC);
4217: if (pkeys[i] == NULL) {
4218: php_error_docref(NULL TSRMLS_CC, E_WARNING, "not a public key (%dth member of pubkeys)", i+1);
4219: RETVAL_FALSE;
4220: goto clean_exit;
4221: }
4222: eks[i] = emalloc(EVP_PKEY_size(pkeys[i]) + 1);
4223: zend_hash_move_forward_ex(pubkeysht, &pos);
4224: i++;
4225: }
4226:
4227: if (!EVP_EncryptInit(&ctx,cipher,NULL,NULL)) {
4228: RETVAL_FALSE;
4229: goto clean_exit;
4230: }
4231:
4232: #if 0
4233: /* Need this if allow ciphers that require initialization vector */
4234: ivlen = EVP_CIPHER_CTX_iv_length(&ctx);
4235: iv = ivlen ? emalloc(ivlen + 1) : NULL;
4236: #endif
4237: /* allocate one byte extra to make room for \0 */
4238: buf = emalloc(data_len + EVP_CIPHER_CTX_block_size(&ctx));
4239:
4240: if (!EVP_SealInit(&ctx, cipher, eks, eksl, NULL, pkeys, nkeys) || !EVP_SealUpdate(&ctx, buf, &len1, (unsigned char *)data, data_len)) {
4241: RETVAL_FALSE;
4242: efree(buf);
4243: goto clean_exit;
4244: }
4245:
4246: EVP_SealFinal(&ctx, buf + len1, &len2);
4247:
4248: if (len1 + len2 > 0) {
4249: zval_dtor(sealdata);
4250: buf[len1 + len2] = '\0';
4251: buf = erealloc(buf, len1 + len2 + 1);
4252: ZVAL_STRINGL(sealdata, (char *)buf, len1 + len2, 0);
4253:
4254: zval_dtor(ekeys);
4255: array_init(ekeys);
4256: for (i=0; i<nkeys; i++) {
4257: eks[i][eksl[i]] = '\0';
4258: add_next_index_stringl(ekeys, erealloc(eks[i], eksl[i] + 1), eksl[i], 0);
4259: eks[i] = NULL;
4260: }
4261: #if 0
4262: /* If allow ciphers that need IV, we need this */
4263: zval_dtor(*ivec);
4264: if (ivlen) {
4265: iv[ivlen] = '\0';
4266: ZVAL_STRINGL(*ivec, erealloc(iv, ivlen + 1), ivlen, 0);
4267: } else {
4268: ZVAL_EMPTY_STRING(*ivec);
4269: }
4270: #endif
4271: } else {
4272: efree(buf);
4273: }
4274: RETVAL_LONG(len1 + len2);
4275:
4276: clean_exit:
4277: for (i=0; i<nkeys; i++) {
4278: if (key_resources[i] == -1) {
4279: EVP_PKEY_free(pkeys[i]);
4280: }
1.1.1.2 misho 4281: if (eks[i]) {
1.1 misho 4282: efree(eks[i]);
4283: }
4284: }
4285: efree(eks);
4286: efree(eksl);
4287: efree(pkeys);
4288: efree(key_resources);
4289: }
4290: /* }}} */
4291:
4292: /* {{{ proto bool openssl_open(string data, &string opendata, string ekey, mixed privkey)
4293: Opens data */
4294: PHP_FUNCTION(openssl_open)
4295: {
4296: zval **privkey, *opendata;
4297: EVP_PKEY *pkey;
4298: int len1, len2;
4299: unsigned char *buf;
4300: long keyresource = -1;
4301: EVP_CIPHER_CTX ctx;
4302: char * data; int data_len;
4303: char * ekey; int ekey_len;
4304: char *method =NULL;
4305: int method_len = 0;
4306: const EVP_CIPHER *cipher;
4307:
4308: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "szsZ|s", &data, &data_len, &opendata, &ekey, &ekey_len, &privkey, &method, &method_len) == FAILURE) {
4309: return;
4310: }
4311:
4312: pkey = php_openssl_evp_from_zval(privkey, 0, "", 0, &keyresource TSRMLS_CC);
4313: if (pkey == NULL) {
4314: php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to coerce parameter 4 into a private key");
4315: RETURN_FALSE;
4316: }
4317:
4318: if (method) {
4319: cipher = EVP_get_cipherbyname(method);
4320: if (!cipher) {
4321: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown signature algorithm.");
4322: RETURN_FALSE;
4323: }
4324: } else {
4325: cipher = EVP_rc4();
4326: }
1.1.1.2 misho 4327:
1.1 misho 4328: buf = emalloc(data_len + 1);
4329:
4330: if (EVP_OpenInit(&ctx, cipher, (unsigned char *)ekey, ekey_len, NULL, pkey) && EVP_OpenUpdate(&ctx, buf, &len1, (unsigned char *)data, data_len)) {
4331: if (!EVP_OpenFinal(&ctx, buf + len1, &len2) || (len1 + len2 == 0)) {
4332: efree(buf);
1.1.1.2 misho 4333: if (keyresource == -1) {
1.1 misho 4334: EVP_PKEY_free(pkey);
4335: }
4336: RETURN_FALSE;
4337: }
4338: } else {
4339: efree(buf);
4340: if (keyresource == -1) {
4341: EVP_PKEY_free(pkey);
4342: }
4343: RETURN_FALSE;
4344: }
4345: if (keyresource == -1) {
4346: EVP_PKEY_free(pkey);
4347: }
4348: zval_dtor(opendata);
4349: buf[len1 + len2] = '\0';
4350: ZVAL_STRINGL(opendata, erealloc(buf, len1 + len2 + 1), len1 + len2, 0);
4351: RETURN_TRUE;
4352: }
4353: /* }}} */
4354:
4355: /* SSL verification functions */
4356:
4357: #define GET_VER_OPT(name) (stream->context && SUCCESS == php_stream_context_get_option(stream->context, "ssl", name, &val))
4358: #define GET_VER_OPT_STRING(name, str) if (GET_VER_OPT(name)) { convert_to_string_ex(val); str = Z_STRVAL_PP(val); }
4359:
4360: static int verify_callback(int preverify_ok, X509_STORE_CTX *ctx) /* {{{ */
4361: {
4362: php_stream *stream;
4363: SSL *ssl;
4364: X509 *err_cert;
4365: int err, depth, ret;
4366: zval **val;
4367:
4368: ret = preverify_ok;
4369:
4370: /* determine the status for the current cert */
4371: err_cert = X509_STORE_CTX_get_current_cert(ctx);
4372: err = X509_STORE_CTX_get_error(ctx);
4373: depth = X509_STORE_CTX_get_error_depth(ctx);
4374:
4375: /* conjure the stream & context to use */
4376: ssl = X509_STORE_CTX_get_ex_data(ctx, SSL_get_ex_data_X509_STORE_CTX_idx());
4377: stream = (php_stream*)SSL_get_ex_data(ssl, ssl_stream_data_index);
4378:
4379: /* if allow_self_signed is set, make sure that verification succeeds */
4380: if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT && GET_VER_OPT("allow_self_signed") && zval_is_true(*val)) {
4381: ret = 1;
4382: }
4383:
4384: /* check the depth */
4385: if (GET_VER_OPT("verify_depth")) {
4386: convert_to_long_ex(val);
4387:
4388: if (depth > Z_LVAL_PP(val)) {
4389: ret = 0;
4390: X509_STORE_CTX_set_error(ctx, X509_V_ERR_CERT_CHAIN_TOO_LONG);
4391: }
4392: }
4393:
4394: return ret;
4395:
4396: }
4397: /* }}} */
4398:
4399: int php_openssl_apply_verification_policy(SSL *ssl, X509 *peer, php_stream *stream TSRMLS_DC) /* {{{ */
4400: {
4401: zval **val = NULL;
4402: char *cnmatch = NULL;
4403: X509_NAME *name;
4404: char buf[1024];
4405: int err;
4406:
4407: /* verification is turned off */
4408: if (!(GET_VER_OPT("verify_peer") && zval_is_true(*val))) {
4409: return SUCCESS;
4410: }
4411:
4412: if (peer == NULL) {
4413: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not get peer certificate");
4414: return FAILURE;
4415: }
4416:
4417: err = SSL_get_verify_result(ssl);
4418: switch (err) {
4419: case X509_V_OK:
4420: /* fine */
4421: break;
4422: case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
4423: if (GET_VER_OPT("allow_self_signed") && zval_is_true(*val)) {
4424: /* allowed */
4425: break;
4426: }
4427: /* not allowed, so fall through */
4428: default:
4429: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not verify peer: code:%d %s", err, X509_verify_cert_error_string(err));
4430: return FAILURE;
4431: }
4432:
4433: /* if the cert passed the usual checks, apply our own local policies now */
4434:
4435: name = X509_get_subject_name(peer);
4436:
4437: /* Does the common name match ? (used primarily for https://) */
4438: GET_VER_OPT_STRING("CN_match", cnmatch);
4439: if (cnmatch) {
4440: int match = 0;
4441: int name_len = X509_NAME_get_text_by_NID(name, NID_commonName, buf, sizeof(buf));
4442:
4443: if (name_len == -1) {
4444: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to locate peer certificate CN");
4445: return FAILURE;
4446: } else if (name_len != strlen(buf)) {
4447: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Peer certificate CN=`%.*s' is malformed", name_len, buf);
4448: return FAILURE;
4449: }
4450:
4451: match = strcmp(cnmatch, buf) == 0;
4452: if (!match && strlen(buf) > 3 && buf[0] == '*' && buf[1] == '.') {
4453: /* Try wildcard */
4454:
4455: if (strchr(buf+2, '.')) {
4456: char *tmp = strstr(cnmatch, buf+1);
4457:
4458: match = tmp && strcmp(tmp, buf+2) && tmp == strchr(cnmatch, '.');
4459: }
4460: }
4461:
4462: if (!match) {
4463: /* didn't match */
4464: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Peer certificate CN=`%.*s' did not match expected CN=`%s'", name_len, buf, cnmatch);
4465: return FAILURE;
4466: }
4467: }
4468:
4469: return SUCCESS;
4470: }
4471: /* }}} */
4472:
4473: static int passwd_callback(char *buf, int num, int verify, void *data) /* {{{ */
4474: {
4475: php_stream *stream = (php_stream *)data;
4476: zval **val = NULL;
4477: char *passphrase = NULL;
4478: /* TODO: could expand this to make a callback into PHP user-space */
4479:
4480: GET_VER_OPT_STRING("passphrase", passphrase);
4481:
4482: if (passphrase) {
4483: if (Z_STRLEN_PP(val) < num - 1) {
4484: memcpy(buf, Z_STRVAL_PP(val), Z_STRLEN_PP(val)+1);
4485: return Z_STRLEN_PP(val);
4486: }
4487: }
4488: return 0;
4489: }
4490: /* }}} */
4491:
4492: SSL *php_SSL_new_from_context(SSL_CTX *ctx, php_stream *stream TSRMLS_DC) /* {{{ */
4493: {
4494: zval **val = NULL;
4495: char *cafile = NULL;
4496: char *capath = NULL;
4497: char *certfile = NULL;
4498: char *cipherlist = NULL;
4499: int ok = 1;
4500:
4501: ERR_clear_error();
4502:
4503: /* look at context options in the stream and set appropriate verification flags */
4504: if (GET_VER_OPT("verify_peer") && zval_is_true(*val)) {
4505:
4506: /* turn on verification callback */
4507: SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, verify_callback);
4508:
4509: /* CA stuff */
4510: GET_VER_OPT_STRING("cafile", cafile);
4511: GET_VER_OPT_STRING("capath", capath);
4512:
4513: if (cafile || capath) {
4514: if (!SSL_CTX_load_verify_locations(ctx, cafile, capath)) {
4515: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to set verify locations `%s' `%s'", cafile, capath);
4516: return NULL;
4517: }
4518: }
4519:
4520: if (GET_VER_OPT("verify_depth")) {
4521: convert_to_long_ex(val);
4522: SSL_CTX_set_verify_depth(ctx, Z_LVAL_PP(val));
4523: }
4524: } else {
4525: SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, NULL);
4526: }
4527:
4528: /* callback for the passphrase (for localcert) */
4529: if (GET_VER_OPT("passphrase")) {
4530: SSL_CTX_set_default_passwd_cb_userdata(ctx, stream);
4531: SSL_CTX_set_default_passwd_cb(ctx, passwd_callback);
4532: }
4533:
4534: GET_VER_OPT_STRING("ciphers", cipherlist);
4535: if (!cipherlist) {
4536: cipherlist = "DEFAULT";
4537: }
4538: if (SSL_CTX_set_cipher_list(ctx, cipherlist) != 1) {
4539: return NULL;
4540: }
4541:
4542: GET_VER_OPT_STRING("local_cert", certfile);
4543: if (certfile) {
4544: X509 *cert = NULL;
4545: EVP_PKEY *key = NULL;
4546: SSL *tmpssl;
4547: char resolved_path_buff[MAXPATHLEN];
4548: const char * private_key = NULL;
4549:
4550: if (VCWD_REALPATH(certfile, resolved_path_buff)) {
4551: /* a certificate to use for authentication */
4552: if (SSL_CTX_use_certificate_chain_file(ctx, resolved_path_buff) != 1) {
4553: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to set local cert chain file `%s'; Check that your cafile/capath settings include details of your certificate and its issuer", certfile);
4554: return NULL;
4555: }
4556: GET_VER_OPT_STRING("local_pk", private_key);
4557:
4558: if (private_key) {
4559: char resolved_path_buff_pk[MAXPATHLEN];
4560: if (VCWD_REALPATH(private_key, resolved_path_buff_pk)) {
4561: if (SSL_CTX_use_PrivateKey_file(ctx, resolved_path_buff_pk, SSL_FILETYPE_PEM) != 1) {
4562: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to set private key file `%s'", resolved_path_buff_pk);
4563: return NULL;
4564: }
4565: }
4566: } else {
4567: if (SSL_CTX_use_PrivateKey_file(ctx, resolved_path_buff, SSL_FILETYPE_PEM) != 1) {
4568: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to set private key file `%s'", resolved_path_buff);
4569: return NULL;
1.1.1.2 misho 4570: }
1.1 misho 4571: }
4572:
4573: tmpssl = SSL_new(ctx);
4574: cert = SSL_get_certificate(tmpssl);
4575:
4576: if (cert) {
4577: key = X509_get_pubkey(cert);
4578: EVP_PKEY_copy_parameters(key, SSL_get_privatekey(tmpssl));
4579: EVP_PKEY_free(key);
4580: }
4581: SSL_free(tmpssl);
4582:
4583: if (!SSL_CTX_check_private_key(ctx)) {
4584: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Private key does not match certificate!");
4585: }
4586: }
4587: }
4588: if (ok) {
4589: SSL *ssl = SSL_new(ctx);
4590:
4591: if (ssl) {
4592: /* map SSL => stream */
4593: SSL_set_ex_data(ssl, ssl_stream_data_index, stream);
4594: }
4595: return ssl;
4596: }
4597:
4598: return NULL;
4599: }
4600: /* }}} */
4601:
4602: static void openssl_add_method_or_alias(const OBJ_NAME *name, void *arg) /* {{{ */
4603: {
4604: add_next_index_string((zval*)arg, (char*)name->name, 1);
4605: }
4606: /* }}} */
4607:
4608: static void openssl_add_method(const OBJ_NAME *name, void *arg) /* {{{ */
4609: {
4610: if (name->alias == 0) {
4611: add_next_index_string((zval*)arg, (char*)name->name, 1);
4612: }
4613: }
4614: /* }}} */
4615:
4616: /* {{{ proto array openssl_get_md_methods([bool aliases = false])
4617: Return array of available digest methods */
4618: PHP_FUNCTION(openssl_get_md_methods)
4619: {
4620: zend_bool aliases = 0;
4621:
4622: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &aliases) == FAILURE) {
4623: return;
4624: }
4625: array_init(return_value);
4626: OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MD_METH,
1.1.1.2 misho 4627: aliases ? openssl_add_method_or_alias: openssl_add_method,
1.1 misho 4628: return_value);
4629: }
4630: /* }}} */
4631:
4632: /* {{{ proto array openssl_get_cipher_methods([bool aliases = false])
4633: Return array of available cipher methods */
4634: PHP_FUNCTION(openssl_get_cipher_methods)
4635: {
4636: zend_bool aliases = 0;
4637:
4638: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &aliases) == FAILURE) {
4639: return;
4640: }
4641: array_init(return_value);
4642: OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH,
1.1.1.2 misho 4643: aliases ? openssl_add_method_or_alias: openssl_add_method,
1.1 misho 4644: return_value);
4645: }
4646: /* }}} */
4647:
4648: /* {{{ proto string openssl_digest(string data, string method [, bool raw_output=false])
4649: Computes digest hash value for given data using given method, returns raw or binhex encoded string */
4650: PHP_FUNCTION(openssl_digest)
4651: {
4652: zend_bool raw_output = 0;
4653: char *data, *method;
4654: int data_len, method_len;
4655: const EVP_MD *mdtype;
4656: EVP_MD_CTX md_ctx;
4657: int siglen;
4658: unsigned char *sigbuf;
4659:
4660: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|b", &data, &data_len, &method, &method_len, &raw_output) == FAILURE) {
4661: return;
4662: }
4663: mdtype = EVP_get_digestbyname(method);
4664: if (!mdtype) {
4665: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown signature algorithm");
4666: RETURN_FALSE;
4667: }
4668:
4669: siglen = EVP_MD_size(mdtype);
4670: sigbuf = emalloc(siglen + 1);
4671:
4672: EVP_DigestInit(&md_ctx, mdtype);
4673: EVP_DigestUpdate(&md_ctx, (unsigned char *)data, data_len);
4674: if (EVP_DigestFinal (&md_ctx, (unsigned char *)sigbuf, (unsigned int *)&siglen)) {
4675: if (raw_output) {
4676: sigbuf[siglen] = '\0';
4677: RETVAL_STRINGL((char *)sigbuf, siglen, 0);
4678: } else {
4679: int digest_str_len = siglen * 2;
4680: char *digest_str = emalloc(digest_str_len + 1);
4681:
4682: make_digest_ex(digest_str, sigbuf, siglen);
4683: efree(sigbuf);
4684: RETVAL_STRINGL(digest_str, digest_str_len, 0);
4685: }
4686: } else {
4687: efree(sigbuf);
4688: RETVAL_FALSE;
4689: }
4690: }
4691: /* }}} */
4692:
4693: static zend_bool php_openssl_validate_iv(char **piv, int *piv_len, int iv_required_len TSRMLS_DC)
4694: {
4695: char *iv_new;
4696:
4697: /* Best case scenario, user behaved */
4698: if (*piv_len == iv_required_len) {
4699: return 0;
4700: }
4701:
4702: iv_new = ecalloc(1, iv_required_len + 1);
4703:
4704: if (*piv_len <= 0) {
4705: /* BC behavior */
4706: *piv_len = iv_required_len;
4707: *piv = iv_new;
4708: return 1;
4709: }
4710:
4711: if (*piv_len < iv_required_len) {
4712: php_error_docref(NULL TSRMLS_CC, E_WARNING, "IV passed is only %d bytes long, cipher expects an IV of precisely %d bytes, padding with \\0", *piv_len, iv_required_len);
4713: memcpy(iv_new, *piv, *piv_len);
4714: *piv_len = iv_required_len;
4715: *piv = iv_new;
4716: return 1;
4717: }
4718:
4719: php_error_docref(NULL TSRMLS_CC, E_WARNING, "IV passed is %d bytes long which is longer than the %d expected by selected cipher, truncating", *piv_len, iv_required_len);
4720: memcpy(iv_new, *piv, iv_required_len);
4721: *piv_len = iv_required_len;
4722: *piv = iv_new;
4723: return 1;
4724:
4725: }
4726:
1.1.1.2 misho 4727: /* {{{ proto string openssl_encrypt(string data, string method, string password [, long options=0 [, string $iv='']])
1.1 misho 4728: Encrypts given data with given method and key, returns raw or base64 encoded string */
4729: PHP_FUNCTION(openssl_encrypt)
4730: {
1.1.1.2 misho 4731: long options = 0;
1.1 misho 4732: char *data, *method, *password, *iv = "";
4733: int data_len, method_len, password_len, iv_len = 0, max_iv_len;
4734: const EVP_CIPHER *cipher_type;
4735: EVP_CIPHER_CTX cipher_ctx;
1.1.1.2 misho 4736: int i=0, outlen, keylen;
1.1 misho 4737: unsigned char *outbuf, *key;
4738: zend_bool free_iv;
4739:
1.1.1.2 misho 4740: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sss|ls", &data, &data_len, &method, &method_len, &password, &password_len, &options, &iv, &iv_len) == FAILURE) {
1.1 misho 4741: return;
4742: }
4743: cipher_type = EVP_get_cipherbyname(method);
4744: if (!cipher_type) {
4745: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown cipher algorithm");
4746: RETURN_FALSE;
4747: }
4748:
4749: keylen = EVP_CIPHER_key_length(cipher_type);
4750: if (keylen > password_len) {
4751: key = emalloc(keylen);
4752: memset(key, 0, keylen);
4753: memcpy(key, password, password_len);
4754: } else {
4755: key = (unsigned char*)password;
4756: }
4757:
4758: max_iv_len = EVP_CIPHER_iv_length(cipher_type);
4759: if (iv_len <= 0 && max_iv_len > 0) {
4760: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Using an empty Initialization Vector (iv) is potentially insecure and not recommended");
4761: }
4762: free_iv = php_openssl_validate_iv(&iv, &iv_len, max_iv_len TSRMLS_CC);
4763:
4764: outlen = data_len + EVP_CIPHER_block_size(cipher_type);
4765: outbuf = emalloc(outlen + 1);
4766:
4767: EVP_EncryptInit(&cipher_ctx, cipher_type, NULL, NULL);
4768: if (password_len > keylen) {
4769: EVP_CIPHER_CTX_set_key_length(&cipher_ctx, password_len);
4770: }
4771: EVP_EncryptInit_ex(&cipher_ctx, NULL, NULL, key, (unsigned char *)iv);
1.1.1.2 misho 4772: if (options & OPENSSL_ZERO_PADDING) {
4773: EVP_CIPHER_CTX_set_padding(&cipher_ctx, 0);
4774: }
1.1 misho 4775: if (data_len > 0) {
4776: EVP_EncryptUpdate(&cipher_ctx, outbuf, &i, (unsigned char *)data, data_len);
4777: }
4778: outlen = i;
4779: if (EVP_EncryptFinal(&cipher_ctx, (unsigned char *)outbuf + i, &i)) {
4780: outlen += i;
1.1.1.2 misho 4781: if (options & OPENSSL_RAW_DATA) {
1.1 misho 4782: outbuf[outlen] = '\0';
4783: RETVAL_STRINGL((char *)outbuf, outlen, 0);
4784: } else {
4785: int base64_str_len;
4786: char *base64_str;
4787:
4788: base64_str = (char*)php_base64_encode(outbuf, outlen, &base64_str_len);
4789: efree(outbuf);
4790: RETVAL_STRINGL(base64_str, base64_str_len, 0);
4791: }
4792: } else {
4793: efree(outbuf);
4794: RETVAL_FALSE;
4795: }
4796: if (key != (unsigned char*)password) {
4797: efree(key);
4798: }
4799: if (free_iv) {
4800: efree(iv);
4801: }
4802: EVP_CIPHER_CTX_cleanup(&cipher_ctx);
4803: }
4804: /* }}} */
4805:
1.1.1.2 misho 4806: /* {{{ proto string openssl_decrypt(string data, string method, string password [, long options=0 [, string $iv = '']])
1.1 misho 4807: Takes raw or base64 encoded string and dectupt it using given method and key */
4808: PHP_FUNCTION(openssl_decrypt)
4809: {
1.1.1.2 misho 4810: long options = 0;
1.1 misho 4811: char *data, *method, *password, *iv = "";
4812: int data_len, method_len, password_len, iv_len = 0;
4813: const EVP_CIPHER *cipher_type;
4814: EVP_CIPHER_CTX cipher_ctx;
4815: int i, outlen, keylen;
4816: unsigned char *outbuf, *key;
4817: int base64_str_len;
4818: char *base64_str = NULL;
4819: zend_bool free_iv;
4820:
1.1.1.2 misho 4821: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sss|ls", &data, &data_len, &method, &method_len, &password, &password_len, &options, &iv, &iv_len) == FAILURE) {
1.1 misho 4822: return;
4823: }
4824:
4825: if (!method_len) {
4826: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown cipher algorithm");
4827: RETURN_FALSE;
4828: }
4829:
4830: cipher_type = EVP_get_cipherbyname(method);
4831: if (!cipher_type) {
4832: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown cipher algorithm");
4833: RETURN_FALSE;
4834: }
4835:
1.1.1.2 misho 4836: if (!(options & OPENSSL_RAW_DATA)) {
1.1 misho 4837: base64_str = (char*)php_base64_decode((unsigned char*)data, data_len, &base64_str_len);
1.1.1.2 misho 4838: if (!base64_str) {
4839: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to base64 decode the input");
4840: RETURN_FALSE;
4841: }
1.1 misho 4842: data_len = base64_str_len;
4843: data = base64_str;
4844: }
4845:
4846: keylen = EVP_CIPHER_key_length(cipher_type);
4847: if (keylen > password_len) {
4848: key = emalloc(keylen);
4849: memset(key, 0, keylen);
4850: memcpy(key, password, password_len);
4851: } else {
4852: key = (unsigned char*)password;
4853: }
4854:
4855: free_iv = php_openssl_validate_iv(&iv, &iv_len, EVP_CIPHER_iv_length(cipher_type) TSRMLS_CC);
4856:
4857: outlen = data_len + EVP_CIPHER_block_size(cipher_type);
4858: outbuf = emalloc(outlen + 1);
4859:
4860: EVP_DecryptInit(&cipher_ctx, cipher_type, NULL, NULL);
4861: if (password_len > keylen) {
4862: EVP_CIPHER_CTX_set_key_length(&cipher_ctx, password_len);
4863: }
4864: EVP_DecryptInit_ex(&cipher_ctx, NULL, NULL, key, (unsigned char *)iv);
1.1.1.2 misho 4865: if (options & OPENSSL_ZERO_PADDING) {
4866: EVP_CIPHER_CTX_set_padding(&cipher_ctx, 0);
4867: }
1.1 misho 4868: EVP_DecryptUpdate(&cipher_ctx, outbuf, &i, (unsigned char *)data, data_len);
4869: outlen = i;
4870: if (EVP_DecryptFinal(&cipher_ctx, (unsigned char *)outbuf + i, &i)) {
4871: outlen += i;
4872: outbuf[outlen] = '\0';
4873: RETVAL_STRINGL((char *)outbuf, outlen, 0);
4874: } else {
4875: efree(outbuf);
4876: RETVAL_FALSE;
4877: }
4878: if (key != (unsigned char*)password) {
4879: efree(key);
4880: }
4881: if (free_iv) {
4882: efree(iv);
4883: }
4884: if (base64_str) {
4885: efree(base64_str);
4886: }
4887: EVP_CIPHER_CTX_cleanup(&cipher_ctx);
4888: }
4889: /* }}} */
4890:
4891: /* {{{ proto int openssl_cipher_iv_length(string $method) */
4892: PHP_FUNCTION(openssl_cipher_iv_length)
4893: {
4894: char *method;
4895: int method_len;
4896: const EVP_CIPHER *cipher_type;
4897:
4898: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &method, &method_len) == FAILURE) {
4899: return;
4900: }
4901:
4902: if (!method_len) {
4903: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown cipher algorithm");
4904: RETURN_FALSE;
4905: }
4906:
4907: cipher_type = EVP_get_cipherbyname(method);
4908: if (!cipher_type) {
4909: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown cipher algorithm");
4910: RETURN_FALSE;
4911: }
4912:
4913: RETURN_LONG(EVP_CIPHER_iv_length(cipher_type));
4914: }
4915: /* }}} */
4916:
4917:
4918: /* {{{ proto string openssl_dh_compute_key(string pub_key, resource dh_key)
4919: Computes shared sicret for public value of remote DH key and local DH key */
4920: PHP_FUNCTION(openssl_dh_compute_key)
4921: {
4922: zval *key;
4923: char *pub_str;
4924: int pub_len;
4925: EVP_PKEY *pkey;
4926: BIGNUM *pub;
4927: char *data;
4928: int len;
4929:
4930: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sr", &pub_str, &pub_len, &key) == FAILURE) {
4931: return;
4932: }
4933: ZEND_FETCH_RESOURCE(pkey, EVP_PKEY *, &key, -1, "OpenSSL key", le_key);
4934: if (!pkey || EVP_PKEY_type(pkey->type) != EVP_PKEY_DH || !pkey->pkey.dh) {
4935: RETURN_FALSE;
4936: }
4937:
4938: pub = BN_bin2bn((unsigned char*)pub_str, pub_len, NULL);
4939:
4940: data = emalloc(DH_size(pkey->pkey.dh) + 1);
4941: len = DH_compute_key((unsigned char*)data, pub, pkey->pkey.dh);
4942:
4943: if (len >= 0) {
4944: data[len] = 0;
4945: RETVAL_STRINGL(data, len, 0);
4946: } else {
4947: efree(data);
4948: RETVAL_FALSE;
4949: }
4950:
4951: BN_free(pub);
4952: }
4953: /* }}} */
4954:
4955: /* {{{ proto string openssl_random_pseudo_bytes(integer length [, &bool returned_strong_result])
4956: Returns a string of the length specified filled with random pseudo bytes */
4957: PHP_FUNCTION(openssl_random_pseudo_bytes)
4958: {
4959: long buffer_length;
4960: unsigned char *buffer = NULL;
4961: zval *zstrong_result_returned = NULL;
4962: int strong_result = 0;
4963:
4964: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|z", &buffer_length, &zstrong_result_returned) == FAILURE) {
4965: return;
4966: }
4967:
4968: if (buffer_length <= 0) {
4969: RETURN_FALSE;
4970: }
4971:
4972: if (zstrong_result_returned) {
4973: zval_dtor(zstrong_result_returned);
4974: ZVAL_BOOL(zstrong_result_returned, 0);
4975: }
4976:
4977: buffer = emalloc(buffer_length + 1);
4978:
1.1.1.2 misho 4979: #ifdef PHP_WIN32
4980: strong_result = 1;
4981: /* random/urandom equivalent on Windows */
4982: if (php_win32_get_random_bytes(buffer, (size_t) buffer_length) == FAILURE) {
4983: efree(buffer);
4984: if (zstrong_result_returned) {
4985: ZVAL_BOOL(zstrong_result_returned, 0);
4986: }
4987: RETURN_FALSE;
4988: }
4989: #else
1.1 misho 4990: if ((strong_result = RAND_pseudo_bytes(buffer, buffer_length)) < 0) {
4991: efree(buffer);
1.1.1.2 misho 4992: if (zstrong_result_returned) {
4993: ZVAL_BOOL(zstrong_result_returned, 0);
4994: }
1.1 misho 4995: RETURN_FALSE;
4996: }
1.1.1.2 misho 4997: #endif
1.1 misho 4998:
4999: buffer[buffer_length] = 0;
5000: RETVAL_STRINGL((char *)buffer, buffer_length, 0);
5001:
5002: if (zstrong_result_returned) {
5003: ZVAL_BOOL(zstrong_result_returned, strong_result);
5004: }
5005: }
5006: /* }}} */
5007:
5008: /*
5009: * Local variables:
5010: * tab-width: 8
5011: * c-basic-offset: 8
5012: * End:
5013: * vim600: sw=4 ts=4 fdm=marker
5014: * vim<600: sw=4 ts=4
5015: */
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