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1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | PHP Version 5 |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1997-2012 The PHP Group |
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: Rasmus Lerdorf <rasmus@php.net> |
16: | Stig Bakken <ssb@php.net> |
17: | Andi Gutmans <andi@zend.com> |
18: | Zeev Suraski <zeev@zend.com> |
19: | PHP 4.0 patches by Thies C. Arntzen (thies@thieso.net) |
20: | PHP streams by Wez Furlong (wez@thebrainroom.com) |
21: +----------------------------------------------------------------------+
22: */
23:
24: /* $Id: file.c 321634 2012-01-01 13:15:04Z felipe $ */
25:
26: /* Synced with php 3.0 revision 1.218 1999-06-16 [ssb] */
27:
28: /* {{{ includes */
29:
30: #include "php.h"
31: #include "php_globals.h"
32: #include "ext/standard/flock_compat.h"
33: #include "ext/standard/exec.h"
34: #include "ext/standard/php_filestat.h"
35: #include "php_open_temporary_file.h"
36: #include "ext/standard/basic_functions.h"
37: #include "php_ini.h"
38: #include "php_smart_str.h"
39:
40: #include <stdio.h>
41: #include <stdlib.h>
42: #include <errno.h>
43: #include <sys/types.h>
44: #include <sys/stat.h>
45: #include <fcntl.h>
46:
47: #ifdef PHP_WIN32
48: # include <io.h>
49: # define O_RDONLY _O_RDONLY
50: # include "win32/param.h"
51: # include "win32/winutil.h"
52: # include "win32/fnmatch.h"
53: #else
54: # if HAVE_SYS_PARAM_H
55: # include <sys/param.h>
56: # endif
57: # if HAVE_SYS_SELECT_H
58: # include <sys/select.h>
59: # endif
60: # if defined(NETWARE) && defined(USE_WINSOCK)
61: # include <novsock2.h>
62: # else
63: # include <sys/socket.h>
64: # include <netinet/in.h>
65: # include <netdb.h>
66: # endif
67: # if HAVE_ARPA_INET_H
68: # include <arpa/inet.h>
69: # endif
70: #endif
71:
72: #include "ext/standard/head.h"
73: #include "safe_mode.h"
74: #include "php_string.h"
75: #include "file.h"
76:
77: #if HAVE_PWD_H
78: # ifdef PHP_WIN32
79: # include "win32/pwd.h"
80: # else
81: # include <pwd.h>
82: # endif
83: #endif
84:
85: #ifdef HAVE_SYS_TIME_H
86: # include <sys/time.h>
87: #endif
88:
89: #include "fsock.h"
90: #include "fopen_wrappers.h"
91: #include "streamsfuncs.h"
92: #include "php_globals.h"
93:
94: #ifdef HAVE_SYS_FILE_H
95: # include <sys/file.h>
96: #endif
97:
98: #if MISSING_FCLOSE_DECL
99: extern int fclose(FILE *);
100: #endif
101:
102: #ifdef HAVE_SYS_MMAN_H
103: # include <sys/mman.h>
104: #endif
105:
106: #include "scanf.h"
107: #include "zend_API.h"
108:
109: #ifdef ZTS
110: int file_globals_id;
111: #else
112: php_file_globals file_globals;
113: #endif
114:
115: #if defined(HAVE_FNMATCH) && !defined(PHP_WIN32)
116: # ifndef _GNU_SOURCE
117: # define _GNU_SOURCE
118: # endif
119: # include <fnmatch.h>
120: #endif
121:
122: #ifdef HAVE_WCHAR_H
123: # include <wchar.h>
124: #endif
125:
126: #ifndef S_ISDIR
127: # define S_ISDIR(mode) (((mode)&S_IFMT) == S_IFDIR)
128: #endif
129: /* }}} */
130:
131: #define PHP_STREAM_TO_ZVAL(stream, arg) \
132: php_stream_from_zval_no_verify(stream, arg); \
133: if (stream == NULL) { \
134: RETURN_FALSE; \
135: }
136:
137: /* {{{ ZTS-stuff / Globals / Prototypes */
138:
139: /* sharing globals is *evil* */
140: static int le_stream_context = FAILURE;
141:
142: PHPAPI int php_le_stream_context(void)
143: {
144: return le_stream_context;
145: }
146: /* }}} */
147:
148: /* {{{ Module-Stuff
149: */
150: static ZEND_RSRC_DTOR_FUNC(file_context_dtor)
151: {
152: php_stream_context *context = (php_stream_context*)rsrc->ptr;
153: if (context->options) {
154: zval_ptr_dtor(&context->options);
155: context->options = NULL;
156: }
157: php_stream_context_free(context);
158: }
159:
160: static void file_globals_ctor(php_file_globals *file_globals_p TSRMLS_DC)
161: {
162: FG(pclose_ret) = 0;
163: FG(user_stream_current_filename) = NULL;
164: FG(def_chunk_size) = PHP_SOCK_CHUNK_SIZE;
165: }
166:
167: static void file_globals_dtor(php_file_globals *file_globals_p TSRMLS_DC)
168: {
169: }
170:
171: PHP_INI_BEGIN()
172: STD_PHP_INI_ENTRY("user_agent", NULL, PHP_INI_ALL, OnUpdateString, user_agent, php_file_globals, file_globals)
173: PHP_INI_ENTRY("from", NULL, PHP_INI_ALL, NULL)
174: STD_PHP_INI_ENTRY("default_socket_timeout", "60", PHP_INI_ALL, OnUpdateLong, default_socket_timeout, php_file_globals, file_globals)
175: STD_PHP_INI_ENTRY("auto_detect_line_endings", "0", PHP_INI_ALL, OnUpdateLong, auto_detect_line_endings, php_file_globals, file_globals)
176: PHP_INI_END()
177:
178: PHP_MINIT_FUNCTION(file)
179: {
180: le_stream_context = zend_register_list_destructors_ex(file_context_dtor, NULL, "stream-context", module_number);
181:
182: #ifdef ZTS
183: ts_allocate_id(&file_globals_id, sizeof(php_file_globals), (ts_allocate_ctor) file_globals_ctor, (ts_allocate_dtor) file_globals_dtor);
184: #else
185: file_globals_ctor(&file_globals TSRMLS_CC);
186: #endif
187:
188: REGISTER_INI_ENTRIES();
189:
190: REGISTER_LONG_CONSTANT("SEEK_SET", SEEK_SET, CONST_CS | CONST_PERSISTENT);
191: REGISTER_LONG_CONSTANT("SEEK_CUR", SEEK_CUR, CONST_CS | CONST_PERSISTENT);
192: REGISTER_LONG_CONSTANT("SEEK_END", SEEK_END, CONST_CS | CONST_PERSISTENT);
193: REGISTER_LONG_CONSTANT("LOCK_SH", PHP_LOCK_SH, CONST_CS | CONST_PERSISTENT);
194: REGISTER_LONG_CONSTANT("LOCK_EX", PHP_LOCK_EX, CONST_CS | CONST_PERSISTENT);
195: REGISTER_LONG_CONSTANT("LOCK_UN", PHP_LOCK_UN, CONST_CS | CONST_PERSISTENT);
196: REGISTER_LONG_CONSTANT("LOCK_NB", PHP_LOCK_NB, CONST_CS | CONST_PERSISTENT);
197:
198: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_CONNECT", PHP_STREAM_NOTIFY_CONNECT, CONST_CS | CONST_PERSISTENT);
199: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_AUTH_REQUIRED", PHP_STREAM_NOTIFY_AUTH_REQUIRED, CONST_CS | CONST_PERSISTENT);
200: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_AUTH_RESULT", PHP_STREAM_NOTIFY_AUTH_RESULT, CONST_CS | CONST_PERSISTENT);
201: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_MIME_TYPE_IS", PHP_STREAM_NOTIFY_MIME_TYPE_IS, CONST_CS | CONST_PERSISTENT);
202: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_FILE_SIZE_IS", PHP_STREAM_NOTIFY_FILE_SIZE_IS, CONST_CS | CONST_PERSISTENT);
203: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_REDIRECTED", PHP_STREAM_NOTIFY_REDIRECTED, CONST_CS | CONST_PERSISTENT);
204: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_PROGRESS", PHP_STREAM_NOTIFY_PROGRESS, CONST_CS | CONST_PERSISTENT);
205: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_FAILURE", PHP_STREAM_NOTIFY_FAILURE, CONST_CS | CONST_PERSISTENT);
206: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_COMPLETED", PHP_STREAM_NOTIFY_COMPLETED, CONST_CS | CONST_PERSISTENT);
207: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_RESOLVE", PHP_STREAM_NOTIFY_RESOLVE, CONST_CS | CONST_PERSISTENT);
208:
209: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_INFO", PHP_STREAM_NOTIFY_SEVERITY_INFO, CONST_CS | CONST_PERSISTENT);
210: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_WARN", PHP_STREAM_NOTIFY_SEVERITY_WARN, CONST_CS | CONST_PERSISTENT);
211: REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_ERR", PHP_STREAM_NOTIFY_SEVERITY_ERR, CONST_CS | CONST_PERSISTENT);
212:
213: REGISTER_LONG_CONSTANT("STREAM_FILTER_READ", PHP_STREAM_FILTER_READ, CONST_CS | CONST_PERSISTENT);
214: REGISTER_LONG_CONSTANT("STREAM_FILTER_WRITE", PHP_STREAM_FILTER_WRITE, CONST_CS | CONST_PERSISTENT);
215: REGISTER_LONG_CONSTANT("STREAM_FILTER_ALL", PHP_STREAM_FILTER_ALL, CONST_CS | CONST_PERSISTENT);
216:
217: REGISTER_LONG_CONSTANT("STREAM_CLIENT_PERSISTENT", PHP_STREAM_CLIENT_PERSISTENT, CONST_CS | CONST_PERSISTENT);
218: REGISTER_LONG_CONSTANT("STREAM_CLIENT_ASYNC_CONNECT", PHP_STREAM_CLIENT_ASYNC_CONNECT, CONST_CS | CONST_PERSISTENT);
219: REGISTER_LONG_CONSTANT("STREAM_CLIENT_CONNECT", PHP_STREAM_CLIENT_CONNECT, CONST_CS | CONST_PERSISTENT);
220:
221: REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv2_CLIENT", STREAM_CRYPTO_METHOD_SSLv2_CLIENT, CONST_CS|CONST_PERSISTENT);
222: REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv3_CLIENT", STREAM_CRYPTO_METHOD_SSLv3_CLIENT, CONST_CS|CONST_PERSISTENT);
223: REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv23_CLIENT", STREAM_CRYPTO_METHOD_SSLv23_CLIENT, CONST_CS|CONST_PERSISTENT);
224: REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLS_CLIENT", STREAM_CRYPTO_METHOD_TLS_CLIENT, CONST_CS|CONST_PERSISTENT);
225: REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv2_SERVER", STREAM_CRYPTO_METHOD_SSLv2_SERVER, CONST_CS|CONST_PERSISTENT);
226: REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv3_SERVER", STREAM_CRYPTO_METHOD_SSLv3_SERVER, CONST_CS|CONST_PERSISTENT);
227: REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv23_SERVER", STREAM_CRYPTO_METHOD_SSLv23_SERVER, CONST_CS|CONST_PERSISTENT);
228: REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLS_SERVER", STREAM_CRYPTO_METHOD_TLS_SERVER, CONST_CS|CONST_PERSISTENT);
229:
230: REGISTER_LONG_CONSTANT("STREAM_SHUT_RD", STREAM_SHUT_RD, CONST_CS|CONST_PERSISTENT);
231: REGISTER_LONG_CONSTANT("STREAM_SHUT_WR", STREAM_SHUT_WR, CONST_CS|CONST_PERSISTENT);
232: REGISTER_LONG_CONSTANT("STREAM_SHUT_RDWR", STREAM_SHUT_RDWR, CONST_CS|CONST_PERSISTENT);
233:
234: #ifdef PF_INET
235: REGISTER_LONG_CONSTANT("STREAM_PF_INET", PF_INET, CONST_CS|CONST_PERSISTENT);
236: #elif defined(AF_INET)
237: REGISTER_LONG_CONSTANT("STREAM_PF_INET", AF_INET, CONST_CS|CONST_PERSISTENT);
238: #endif
239:
240: #ifdef PF_INET6
241: REGISTER_LONG_CONSTANT("STREAM_PF_INET6", PF_INET6, CONST_CS|CONST_PERSISTENT);
242: #elif defined(AF_INET6)
243: REGISTER_LONG_CONSTANT("STREAM_PF_INET6", AF_INET6, CONST_CS|CONST_PERSISTENT);
244: #endif
245:
246: #ifdef PF_UNIX
247: REGISTER_LONG_CONSTANT("STREAM_PF_UNIX", PF_UNIX, CONST_CS|CONST_PERSISTENT);
248: #elif defined(AF_UNIX)
249: REGISTER_LONG_CONSTANT("STREAM_PF_UNIX", AF_UNIX, CONST_CS|CONST_PERSISTENT);
250: #endif
251:
252: #ifdef IPPROTO_IP
253: /* most people will use this one when calling socket() or socketpair() */
254: REGISTER_LONG_CONSTANT("STREAM_IPPROTO_IP", IPPROTO_IP, CONST_CS|CONST_PERSISTENT);
255: #endif
256:
257: #ifdef IPPROTO_TCP
258: REGISTER_LONG_CONSTANT("STREAM_IPPROTO_TCP", IPPROTO_TCP, CONST_CS|CONST_PERSISTENT);
259: #endif
260:
261: #ifdef IPPROTO_UDP
262: REGISTER_LONG_CONSTANT("STREAM_IPPROTO_UDP", IPPROTO_UDP, CONST_CS|CONST_PERSISTENT);
263: #endif
264:
265: #ifdef IPPROTO_ICMP
266: REGISTER_LONG_CONSTANT("STREAM_IPPROTO_ICMP", IPPROTO_ICMP, CONST_CS|CONST_PERSISTENT);
267: #endif
268:
269: #ifdef IPPROTO_RAW
270: REGISTER_LONG_CONSTANT("STREAM_IPPROTO_RAW", IPPROTO_RAW, CONST_CS|CONST_PERSISTENT);
271: #endif
272:
273: REGISTER_LONG_CONSTANT("STREAM_SOCK_STREAM", SOCK_STREAM, CONST_CS|CONST_PERSISTENT);
274: REGISTER_LONG_CONSTANT("STREAM_SOCK_DGRAM", SOCK_DGRAM, CONST_CS|CONST_PERSISTENT);
275:
276: #ifdef SOCK_RAW
277: REGISTER_LONG_CONSTANT("STREAM_SOCK_RAW", SOCK_RAW, CONST_CS|CONST_PERSISTENT);
278: #endif
279:
280: #ifdef SOCK_SEQPACKET
281: REGISTER_LONG_CONSTANT("STREAM_SOCK_SEQPACKET", SOCK_SEQPACKET, CONST_CS|CONST_PERSISTENT);
282: #endif
283:
284: #ifdef SOCK_RDM
285: REGISTER_LONG_CONSTANT("STREAM_SOCK_RDM", SOCK_RDM, CONST_CS|CONST_PERSISTENT);
286: #endif
287:
288: REGISTER_LONG_CONSTANT("STREAM_PEEK", STREAM_PEEK, CONST_CS | CONST_PERSISTENT);
289: REGISTER_LONG_CONSTANT("STREAM_OOB", STREAM_OOB, CONST_CS | CONST_PERSISTENT);
290:
291: REGISTER_LONG_CONSTANT("STREAM_SERVER_BIND", STREAM_XPORT_BIND, CONST_CS | CONST_PERSISTENT);
292: REGISTER_LONG_CONSTANT("STREAM_SERVER_LISTEN", STREAM_XPORT_LISTEN, CONST_CS | CONST_PERSISTENT);
293:
294: REGISTER_LONG_CONSTANT("FILE_USE_INCLUDE_PATH", PHP_FILE_USE_INCLUDE_PATH, CONST_CS | CONST_PERSISTENT);
295: REGISTER_LONG_CONSTANT("FILE_IGNORE_NEW_LINES", PHP_FILE_IGNORE_NEW_LINES, CONST_CS | CONST_PERSISTENT);
296: REGISTER_LONG_CONSTANT("FILE_SKIP_EMPTY_LINES", PHP_FILE_SKIP_EMPTY_LINES, CONST_CS | CONST_PERSISTENT);
297: REGISTER_LONG_CONSTANT("FILE_APPEND", PHP_FILE_APPEND, CONST_CS | CONST_PERSISTENT);
298: REGISTER_LONG_CONSTANT("FILE_NO_DEFAULT_CONTEXT", PHP_FILE_NO_DEFAULT_CONTEXT, CONST_CS | CONST_PERSISTENT);
299:
300: REGISTER_LONG_CONSTANT("FILE_TEXT", 0, CONST_CS | CONST_PERSISTENT);
301: REGISTER_LONG_CONSTANT("FILE_BINARY", 0, CONST_CS | CONST_PERSISTENT);
302:
303: #ifdef HAVE_FNMATCH
304: REGISTER_LONG_CONSTANT("FNM_NOESCAPE", FNM_NOESCAPE, CONST_CS | CONST_PERSISTENT);
305: REGISTER_LONG_CONSTANT("FNM_PATHNAME", FNM_PATHNAME, CONST_CS | CONST_PERSISTENT);
306: REGISTER_LONG_CONSTANT("FNM_PERIOD", FNM_PERIOD, CONST_CS | CONST_PERSISTENT);
307: # ifdef FNM_CASEFOLD /* a GNU extension */ /* TODO emulate if not available */
308: REGISTER_LONG_CONSTANT("FNM_CASEFOLD", FNM_CASEFOLD, CONST_CS | CONST_PERSISTENT);
309: # endif
310: #endif
311:
312: return SUCCESS;
313: }
314: /* }}} */
315:
316: PHP_MSHUTDOWN_FUNCTION(file) /* {{{ */
317: {
318: #ifndef ZTS
319: file_globals_dtor(&file_globals TSRMLS_CC);
320: #endif
321: return SUCCESS;
322: }
323: /* }}} */
324:
325: static int flock_values[] = { LOCK_SH, LOCK_EX, LOCK_UN };
326:
327: /* {{{ proto bool flock(resource fp, int operation [, int &wouldblock])
328: Portable file locking */
329: PHP_FUNCTION(flock)
330: {
331: zval *arg1, *arg3 = NULL;
332: int act;
333: php_stream *stream;
334: long operation = 0;
335:
336: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl|z", &arg1, &operation, &arg3) == FAILURE) {
337: return;
338: }
339:
340: PHP_STREAM_TO_ZVAL(stream, &arg1);
341:
342: act = operation & 3;
343: if (act < 1 || act > 3) {
344: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Illegal operation argument");
345: RETURN_FALSE;
346: }
347:
348: if (arg3 && PZVAL_IS_REF(arg3)) {
349: convert_to_long_ex(&arg3);
350: Z_LVAL_P(arg3) = 0;
351: }
352:
353: /* flock_values contains all possible actions if (operation & 4) we won't block on the lock */
354: act = flock_values[act - 1] | (operation & PHP_LOCK_NB ? LOCK_NB : 0);
355: if (php_stream_lock(stream, act)) {
356: if (operation && errno == EWOULDBLOCK && arg3 && PZVAL_IS_REF(arg3)) {
357: Z_LVAL_P(arg3) = 1;
358: }
359: RETURN_FALSE;
360: }
361: RETURN_TRUE;
362: }
363: /* }}} */
364:
365: #define PHP_META_UNSAFE ".\\+*?[^]$() "
366:
367: /* {{{ proto array get_meta_tags(string filename [, bool use_include_path])
368: Extracts all meta tag content attributes from a file and returns an array */
369: PHP_FUNCTION(get_meta_tags)
370: {
371: char *filename;
372: int filename_len;
373: zend_bool use_include_path = 0;
374: int in_tag = 0, done = 0;
375: int looking_for_val = 0, have_name = 0, have_content = 0;
376: int saw_name = 0, saw_content = 0;
377: char *name = NULL, *value = NULL, *temp = NULL;
378: php_meta_tags_token tok, tok_last;
379: php_meta_tags_data md;
380:
381: /* Initiailize our structure */
382: memset(&md, 0, sizeof(md));
383:
384: /* Parse arguments */
385: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|b", &filename, &filename_len, &use_include_path) == FAILURE) {
386: return;
387: }
388:
389: if (strlen(filename) != filename_len) {
390: RETURN_FALSE;
391: }
392:
393: md.stream = php_stream_open_wrapper(filename, "rb",
394: (use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS,
395: NULL);
396: if (!md.stream) {
397: RETURN_FALSE;
398: }
399:
400: array_init(return_value);
401:
402: tok_last = TOK_EOF;
403:
404: while (!done && (tok = php_next_meta_token(&md TSRMLS_CC)) != TOK_EOF) {
405: if (tok == TOK_ID) {
406: if (tok_last == TOK_OPENTAG) {
407: md.in_meta = !strcasecmp("meta", md.token_data);
408: } else if (tok_last == TOK_SLASH && in_tag) {
409: if (strcasecmp("head", md.token_data) == 0) {
410: /* We are done here! */
411: done = 1;
412: }
413: } else if (tok_last == TOK_EQUAL && looking_for_val) {
414: if (saw_name) {
415: STR_FREE(name);
416: /* Get the NAME attr (Single word attr, non-quoted) */
417: temp = name = estrndup(md.token_data, md.token_len);
418:
419: while (temp && *temp) {
420: if (strchr(PHP_META_UNSAFE, *temp)) {
421: *temp = '_';
422: }
423: temp++;
424: }
425:
426: have_name = 1;
427: } else if (saw_content) {
428: STR_FREE(value);
429: /* Get the CONTENT attr (Single word attr, non-quoted) */
430: if (PG(magic_quotes_runtime)) {
431: value = php_addslashes(md.token_data, 0, &md.token_len, 0 TSRMLS_CC);
432: } else {
433: value = estrndup(md.token_data, md.token_len);
434: }
435:
436: have_content = 1;
437: }
438:
439: looking_for_val = 0;
440: } else {
441: if (md.in_meta) {
442: if (strcasecmp("name", md.token_data) == 0) {
443: saw_name = 1;
444: saw_content = 0;
445: looking_for_val = 1;
446: } else if (strcasecmp("content", md.token_data) == 0) {
447: saw_name = 0;
448: saw_content = 1;
449: looking_for_val = 1;
450: }
451: }
452: }
453: } else if (tok == TOK_STRING && tok_last == TOK_EQUAL && looking_for_val) {
454: if (saw_name) {
455: STR_FREE(name);
456: /* Get the NAME attr (Quoted single/double) */
457: temp = name = estrndup(md.token_data, md.token_len);
458:
459: while (temp && *temp) {
460: if (strchr(PHP_META_UNSAFE, *temp)) {
461: *temp = '_';
462: }
463: temp++;
464: }
465:
466: have_name = 1;
467: } else if (saw_content) {
468: STR_FREE(value);
469: /* Get the CONTENT attr (Single word attr, non-quoted) */
470: if (PG(magic_quotes_runtime)) {
471: value = php_addslashes(md.token_data, 0, &md.token_len, 0 TSRMLS_CC);
472: } else {
473: value = estrndup(md.token_data, md.token_len);
474: }
475:
476: have_content = 1;
477: }
478:
479: looking_for_val = 0;
480: } else if (tok == TOK_OPENTAG) {
481: if (looking_for_val) {
482: looking_for_val = 0;
483: have_name = saw_name = 0;
484: have_content = saw_content = 0;
485: }
486: in_tag = 1;
487: } else if (tok == TOK_CLOSETAG) {
488: if (have_name) {
489: /* For BC */
490: php_strtolower(name, strlen(name));
491: if (have_content) {
492: add_assoc_string(return_value, name, value, 1);
493: } else {
494: add_assoc_string(return_value, name, "", 1);
495: }
496:
497: efree(name);
498: STR_FREE(value);
499: } else if (have_content) {
500: efree(value);
501: }
502:
503: name = value = NULL;
504:
505: /* Reset all of our flags */
506: in_tag = looking_for_val = 0;
507: have_name = saw_name = 0;
508: have_content = saw_content = 0;
509: md.in_meta = 0;
510: }
511:
512: tok_last = tok;
513:
514: if (md.token_data)
515: efree(md.token_data);
516:
517: md.token_data = NULL;
518: }
519:
520: STR_FREE(value);
521: STR_FREE(name);
522: php_stream_close(md.stream);
523: }
524: /* }}} */
525:
526: /* {{{ proto string file_get_contents(string filename [, bool use_include_path [, resource context [, long offset [, long maxlen]]]])
527: Read the entire file into a string */
528: PHP_FUNCTION(file_get_contents)
529: {
530: char *filename;
531: int filename_len;
532: char *contents;
533: zend_bool use_include_path = 0;
534: php_stream *stream;
535: int len;
536: long offset = -1;
537: long maxlen = PHP_STREAM_COPY_ALL;
538: zval *zcontext = NULL;
539: php_stream_context *context = NULL;
540:
541: /* Parse arguments */
542: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|br!ll", &filename, &filename_len, &use_include_path, &zcontext, &offset, &maxlen) == FAILURE) {
543: return;
544: }
545:
546: if (strlen(filename) != filename_len) {
547: RETURN_FALSE;
548: }
549:
550: if (ZEND_NUM_ARGS() == 5 && maxlen < 0) {
551: php_error_docref(NULL TSRMLS_CC, E_WARNING, "length must be greater than or equal to zero");
552: RETURN_FALSE;
553: }
554:
555: context = php_stream_context_from_zval(zcontext, 0);
556:
557: stream = php_stream_open_wrapper_ex(filename, "rb",
558: (use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS,
559: NULL, context);
560: if (!stream) {
561: RETURN_FALSE;
562: }
563:
564: if (offset > 0 && php_stream_seek(stream, offset, SEEK_SET) < 0) {
565: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to seek to position %ld in the stream", offset);
566: php_stream_close(stream);
567: RETURN_FALSE;
568: }
569:
570: if ((len = php_stream_copy_to_mem(stream, &contents, maxlen, 0)) > 0) {
571:
572: if (PG(magic_quotes_runtime)) {
573: contents = php_addslashes(contents, len, &len, 1 TSRMLS_CC); /* 1 = free source string */
574: }
575:
576: RETVAL_STRINGL(contents, len, 0);
577: } else if (len == 0) {
578: RETVAL_EMPTY_STRING();
579: } else {
580: RETVAL_FALSE;
581: }
582:
583: php_stream_close(stream);
584: }
585: /* }}} */
586:
587: /* {{{ proto int file_put_contents(string file, mixed data [, int flags [, resource context]])
588: Write/Create a file with contents data and return the number of bytes written */
589: PHP_FUNCTION(file_put_contents)
590: {
591: php_stream *stream;
592: char *filename;
593: int filename_len;
594: zval *data;
595: int numbytes = 0;
596: long flags = 0;
597: zval *zcontext = NULL;
598: php_stream_context *context = NULL;
599: php_stream *srcstream = NULL;
600: char mode[3] = "wb";
601:
602: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sz/|lr!", &filename, &filename_len, &data, &flags, &zcontext) == FAILURE) {
603: return;
604: }
605:
606: if (strlen(filename) != filename_len) {
607: RETURN_FALSE;
608: }
609:
610: if (Z_TYPE_P(data) == IS_RESOURCE) {
611: php_stream_from_zval(srcstream, &data);
612: }
613:
614: context = php_stream_context_from_zval(zcontext, flags & PHP_FILE_NO_DEFAULT_CONTEXT);
615:
616: if (flags & PHP_FILE_APPEND) {
617: mode[0] = 'a';
618: } else if (flags & LOCK_EX) {
619: /* check to make sure we are dealing with a regular file */
620: if (php_memnstr(filename, "://", sizeof("://") - 1, filename + filename_len)) {
621: if (strncasecmp(filename, "file://", sizeof("file://") - 1)) {
622: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Exclusive locks may only be set for regular files");
623: RETURN_FALSE;
624: }
625: }
626: mode[0] = 'c';
627: }
628: mode[2] = '\0';
629:
630: stream = php_stream_open_wrapper_ex(filename, mode, ((flags & PHP_FILE_USE_INCLUDE_PATH) ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS, NULL, context);
631: if (stream == NULL) {
632: RETURN_FALSE;
633: }
634:
635: if (flags & LOCK_EX && (!php_stream_supports_lock(stream) || php_stream_lock(stream, LOCK_EX))) {
636: php_stream_close(stream);
637: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Exclusive locks are not supported for this stream");
638: RETURN_FALSE;
639: }
640:
641: if (mode[0] == 'c') {
642: php_stream_truncate_set_size(stream, 0);
643: }
644:
645: switch (Z_TYPE_P(data)) {
646: case IS_RESOURCE: {
647: size_t len;
648: if (php_stream_copy_to_stream_ex(srcstream, stream, PHP_STREAM_COPY_ALL, &len) != SUCCESS) {
649: numbytes = -1;
650: } else {
651: numbytes = len;
652: }
653: break;
654: }
655: case IS_NULL:
656: case IS_LONG:
657: case IS_DOUBLE:
658: case IS_BOOL:
659: case IS_CONSTANT:
660: convert_to_string_ex(&data);
661:
662: case IS_STRING:
663: if (Z_STRLEN_P(data)) {
664: numbytes = php_stream_write(stream, Z_STRVAL_P(data), Z_STRLEN_P(data));
665: if (numbytes != Z_STRLEN_P(data)) {
666: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Only %d of %d bytes written, possibly out of free disk space", numbytes, Z_STRLEN_P(data));
667: numbytes = -1;
668: }
669: }
670: break;
671:
672: case IS_ARRAY:
673: if (zend_hash_num_elements(Z_ARRVAL_P(data))) {
674: int bytes_written;
675: zval **tmp;
676: HashPosition pos;
677:
678: zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(data), &pos);
679: while (zend_hash_get_current_data_ex(Z_ARRVAL_P(data), (void **) &tmp, &pos) == SUCCESS) {
680: if (Z_TYPE_PP(tmp) != IS_STRING) {
681: SEPARATE_ZVAL(tmp);
682: convert_to_string(*tmp);
683: }
684: if (Z_STRLEN_PP(tmp)) {
685: numbytes += Z_STRLEN_PP(tmp);
686: bytes_written = php_stream_write(stream, Z_STRVAL_PP(tmp), Z_STRLEN_PP(tmp));
687: if (bytes_written < 0 || bytes_written != Z_STRLEN_PP(tmp)) {
688: if (bytes_written < 0) {
689: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to write %d bytes to %s", Z_STRLEN_PP(tmp), filename);
690: } else {
691: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Only %d of %d bytes written, possibly out of free disk space", bytes_written, Z_STRLEN_PP(tmp));
692: }
693: numbytes = -1;
694: break;
695: }
696: }
697: zend_hash_move_forward_ex(Z_ARRVAL_P(data), &pos);
698: }
699: }
700: break;
701:
702: case IS_OBJECT:
703: if (Z_OBJ_HT_P(data) != NULL) {
704: zval out;
705:
706: if (zend_std_cast_object_tostring(data, &out, IS_STRING TSRMLS_CC) == SUCCESS) {
707: numbytes = php_stream_write(stream, Z_STRVAL(out), Z_STRLEN(out));
708: if (numbytes != Z_STRLEN(out)) {
709: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Only %d of %d bytes written, possibly out of free disk space", numbytes, Z_STRLEN(out));
710: numbytes = -1;
711: }
712: zval_dtor(&out);
713: break;
714: }
715: }
716: default:
717: numbytes = -1;
718: break;
719: }
720: php_stream_close(stream);
721:
722: if (numbytes < 0) {
723: RETURN_FALSE;
724: }
725:
726: RETURN_LONG(numbytes);
727: }
728: /* }}} */
729:
730: #define PHP_FILE_BUF_SIZE 80
731:
732: /* {{{ proto array file(string filename [, int flags[, resource context]])
733: Read entire file into an array */
734: PHP_FUNCTION(file)
735: {
736: char *filename;
737: int filename_len;
738: char *slashed, *target_buf=NULL, *p, *s, *e;
739: register int i = 0;
740: int target_len, len;
741: char eol_marker = '\n';
742: long flags = 0;
743: zend_bool use_include_path;
744: zend_bool include_new_line;
745: zend_bool skip_blank_lines;
746: php_stream *stream;
747: zval *zcontext = NULL;
748: php_stream_context *context = NULL;
749:
750: /* Parse arguments */
751: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|lr!", &filename, &filename_len, &flags, &zcontext) == FAILURE) {
752: return;
753: }
754:
755: if (strlen(filename) != filename_len) {
756: RETURN_FALSE;
757: }
758:
759: if (flags < 0 || flags > (PHP_FILE_USE_INCLUDE_PATH | PHP_FILE_IGNORE_NEW_LINES | PHP_FILE_SKIP_EMPTY_LINES | PHP_FILE_NO_DEFAULT_CONTEXT)) {
760: php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%ld' flag is not supported", flags);
761: RETURN_FALSE;
762: }
763:
764: use_include_path = flags & PHP_FILE_USE_INCLUDE_PATH;
765: include_new_line = !(flags & PHP_FILE_IGNORE_NEW_LINES);
766: skip_blank_lines = flags & PHP_FILE_SKIP_EMPTY_LINES;
767:
768: context = php_stream_context_from_zval(zcontext, flags & PHP_FILE_NO_DEFAULT_CONTEXT);
769:
770: stream = php_stream_open_wrapper_ex(filename, "rb", (use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS, NULL, context);
771: if (!stream) {
772: RETURN_FALSE;
773: }
774:
775: /* Initialize return array */
776: array_init(return_value);
777:
778: if ((target_len = php_stream_copy_to_mem(stream, &target_buf, PHP_STREAM_COPY_ALL, 0))) {
779: s = target_buf;
780: e = target_buf + target_len;
781:
782: if (!(p = php_stream_locate_eol(stream, target_buf, target_len TSRMLS_CC))) {
783: p = e;
784: goto parse_eol;
785: }
786:
787: if (stream->flags & PHP_STREAM_FLAG_EOL_MAC) {
788: eol_marker = '\r';
789: }
790:
791: /* for performance reasons the code is duplicated, so that the if (include_new_line)
792: * will not need to be done for every single line in the file. */
793: if (include_new_line) {
794: do {
795: p++;
796: parse_eol:
797: if (PG(magic_quotes_runtime)) {
798: /* s is in target_buf which is freed at the end of the function */
799: slashed = php_addslashes(s, (p-s), &len, 0 TSRMLS_CC);
800: add_index_stringl(return_value, i++, slashed, len, 0);
801: } else {
802: add_index_stringl(return_value, i++, estrndup(s, p-s), p-s, 0);
803: }
804: s = p;
805: } while ((p = memchr(p, eol_marker, (e-p))));
806: } else {
807: do {
808: int windows_eol = 0;
809: if (p != target_buf && eol_marker == '\n' && *(p - 1) == '\r') {
810: windows_eol++;
811: }
812: if (skip_blank_lines && !(p-s-windows_eol)) {
813: s = ++p;
814: continue;
815: }
816: if (PG(magic_quotes_runtime)) {
817: /* s is in target_buf which is freed at the end of the function */
818: slashed = php_addslashes(s, (p-s-windows_eol), &len, 0 TSRMLS_CC);
819: add_index_stringl(return_value, i++, slashed, len, 0);
820: } else {
821: add_index_stringl(return_value, i++, estrndup(s, p-s-windows_eol), p-s-windows_eol, 0);
822: }
823: s = ++p;
824: } while ((p = memchr(p, eol_marker, (e-p))));
825: }
826:
827: /* handle any left overs of files without new lines */
828: if (s != e) {
829: p = e;
830: goto parse_eol;
831: }
832: }
833:
834: if (target_buf) {
835: efree(target_buf);
836: }
837: php_stream_close(stream);
838: }
839: /* }}} */
840:
841: /* {{{ proto string tempnam(string dir, string prefix)
842: Create a unique filename in a directory */
843: PHP_FUNCTION(tempnam)
844: {
845: char *dir, *prefix;
846: int dir_len, prefix_len;
847: size_t p_len;
848: char *opened_path;
849: char *p;
850: int fd;
851:
852: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &dir, &dir_len, &prefix, &prefix_len) == FAILURE) {
853: return;
854: }
855:
856: if (strlen(dir) != dir_len) {
857: RETURN_FALSE;
858: }
859:
860: if (strlen(prefix) != prefix_len) {
861: RETURN_FALSE;
862: }
863:
864: if (PG(safe_mode) &&(!php_checkuid(dir, NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
865: RETURN_FALSE;
866: }
867:
868: if (php_check_open_basedir(dir TSRMLS_CC)) {
869: RETURN_FALSE;
870: }
871:
872: php_basename(prefix, prefix_len, NULL, 0, &p, &p_len TSRMLS_CC);
873: if (p_len > 64) {
874: p[63] = '\0';
875: }
876:
877: RETVAL_FALSE;
878:
879: if ((fd = php_open_temporary_fd_ex(dir, p, &opened_path, 1 TSRMLS_CC)) >= 0) {
880: close(fd);
881: RETVAL_STRING(opened_path, 0);
882: }
883: efree(p);
884: }
885: /* }}} */
886:
887: /* {{{ proto resource tmpfile(void)
888: Create a temporary file that will be deleted automatically after use */
889: PHP_NAMED_FUNCTION(php_if_tmpfile)
890: {
891: php_stream *stream;
892:
893: if (zend_parse_parameters_none() == FAILURE) {
894: return;
895: }
896:
897: stream = php_stream_fopen_tmpfile();
898:
899: if (stream) {
900: php_stream_to_zval(stream, return_value);
901: } else {
902: RETURN_FALSE;
903: }
904: }
905: /* }}} */
906:
907: /* {{{ proto resource fopen(string filename, string mode [, bool use_include_path [, resource context]])
908: Open a file or a URL and return a file pointer */
909: PHP_NAMED_FUNCTION(php_if_fopen)
910: {
911: char *filename, *mode;
912: int filename_len, mode_len;
913: zend_bool use_include_path = 0;
914: zval *zcontext = NULL;
915: php_stream *stream;
916: php_stream_context *context = NULL;
917:
918: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|br", &filename, &filename_len, &mode, &mode_len, &use_include_path, &zcontext) == FAILURE) {
919: RETURN_FALSE;
920: }
921:
922: if (strlen(filename) != filename_len) {
923: RETURN_FALSE;
924: }
925:
926: context = php_stream_context_from_zval(zcontext, 0);
927:
928: stream = php_stream_open_wrapper_ex(filename, mode, (use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS, NULL, context);
929:
930: if (stream == NULL) {
931: RETURN_FALSE;
932: }
933:
934: php_stream_to_zval(stream, return_value);
935: }
936: /* }}} */
937:
938: /* {{{ proto bool fclose(resource fp)
939: Close an open file pointer */
940: PHPAPI PHP_FUNCTION(fclose)
941: {
942: zval *arg1;
943: php_stream *stream;
944:
945: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
946: RETURN_FALSE;
947: }
948:
949: PHP_STREAM_TO_ZVAL(stream, &arg1);
950:
951: if ((stream->flags & PHP_STREAM_FLAG_NO_FCLOSE) != 0) {
952: php_error_docref(NULL TSRMLS_CC, E_WARNING, "%d is not a valid stream resource", stream->rsrc_id);
953: RETURN_FALSE;
954: }
955:
956: if (!stream->is_persistent) {
957: zend_list_delete(stream->rsrc_id);
958: } else {
959: php_stream_pclose(stream);
960: }
961:
962: RETURN_TRUE;
963: }
964: /* }}} */
965:
966: /* {{{ proto resource popen(string command, string mode)
967: Execute a command and open either a read or a write pipe to it */
968: PHP_FUNCTION(popen)
969: {
970: char *command, *mode;
971: int command_len, mode_len;
972: FILE *fp;
973: php_stream *stream;
974: char *posix_mode, *b, *buf = 0, *tmp;
975:
976: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &command, &command_len, &mode, &mode_len) == FAILURE) {
977: return;
978: }
979:
980: posix_mode = estrndup(mode, mode_len);
981: #ifndef PHP_WIN32
982: {
983: char *z = memchr(posix_mode, 'b', mode_len);
984: if (z) {
985: memmove(z, z + 1, mode_len - (z - posix_mode));
986: }
987: }
988: #endif
989: if (PG(safe_mode)){
990: b = strchr(command, ' ');
991: if (!b) {
992: b = strrchr(command, '/');
993: } else {
994: char *c;
995:
996: c = command;
997: while((*b != '/') && (b != c)) {
998: b--;
999: }
1000: if (b == c) {
1001: b = NULL;
1002: }
1003: }
1004:
1005: if (b) {
1006: spprintf(&buf, 0, "%s%s", PG(safe_mode_exec_dir), b);
1007: } else {
1008: spprintf(&buf, 0, "%s/%s", PG(safe_mode_exec_dir), command);
1009: }
1010:
1011: tmp = php_escape_shell_cmd(buf);
1012: fp = VCWD_POPEN(tmp, posix_mode);
1013: efree(tmp);
1014:
1015: if (!fp) {
1016: php_error_docref2(NULL TSRMLS_CC, buf, posix_mode, E_WARNING, "%s", strerror(errno));
1017: efree(posix_mode);
1018: efree(buf);
1019: RETURN_FALSE;
1020: }
1021:
1022: efree(buf);
1023:
1024: } else {
1025: fp = VCWD_POPEN(command, posix_mode);
1026: if (!fp) {
1027: php_error_docref2(NULL TSRMLS_CC, command, posix_mode, E_WARNING, "%s", strerror(errno));
1028: efree(posix_mode);
1029: RETURN_FALSE;
1030: }
1031: }
1032: stream = php_stream_fopen_from_pipe(fp, mode);
1033:
1034: if (stream == NULL) {
1035: php_error_docref2(NULL TSRMLS_CC, command, mode, E_WARNING, "%s", strerror(errno));
1036: RETVAL_FALSE;
1037: } else {
1038: php_stream_to_zval(stream, return_value);
1039: }
1040:
1041: efree(posix_mode);
1042: }
1043: /* }}} */
1044:
1045: /* {{{ proto int pclose(resource fp)
1046: Close a file pointer opened by popen() */
1047: PHP_FUNCTION(pclose)
1048: {
1049: zval *arg1;
1050: php_stream *stream;
1051:
1052: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
1053: RETURN_FALSE;
1054: }
1055:
1056: PHP_STREAM_TO_ZVAL(stream, &arg1);
1057:
1058: zend_list_delete(stream->rsrc_id);
1059: RETURN_LONG(FG(pclose_ret));
1060: }
1061: /* }}} */
1062:
1063: /* {{{ proto bool feof(resource fp)
1064: Test for end-of-file on a file pointer */
1065: PHPAPI PHP_FUNCTION(feof)
1066: {
1067: zval *arg1;
1068: php_stream *stream;
1069:
1070: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
1071: RETURN_FALSE;
1072: }
1073:
1074: PHP_STREAM_TO_ZVAL(stream, &arg1);
1075:
1076: if (php_stream_eof(stream)) {
1077: RETURN_TRUE;
1078: } else {
1079: RETURN_FALSE;
1080: }
1081: }
1082: /* }}} */
1083:
1084: /* {{{ proto string fgets(resource fp[, int length])
1085: Get a line from file pointer */
1086: PHPAPI PHP_FUNCTION(fgets)
1087: {
1088: zval *arg1;
1089: long len = 1024;
1090: char *buf = NULL;
1091: int argc = ZEND_NUM_ARGS();
1092: size_t line_len = 0;
1093: php_stream *stream;
1094:
1095: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &arg1, &len) == FAILURE) {
1096: RETURN_FALSE;
1097: }
1098:
1099: PHP_STREAM_TO_ZVAL(stream, &arg1);
1100:
1101: if (argc == 1) {
1102: /* ask streams to give us a buffer of an appropriate size */
1103: buf = php_stream_get_line(stream, NULL, 0, &line_len);
1104: if (buf == NULL) {
1105: goto exit_failed;
1106: }
1107: } else if (argc > 1) {
1108: if (len <= 0) {
1109: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter must be greater than 0");
1110: RETURN_FALSE;
1111: }
1112:
1113: buf = ecalloc(len + 1, sizeof(char));
1114: if (php_stream_get_line(stream, buf, len, &line_len) == NULL) {
1115: goto exit_failed;
1116: }
1117: }
1118:
1119: if (PG(magic_quotes_runtime)) {
1120: Z_STRVAL_P(return_value) = php_addslashes(buf, line_len, &Z_STRLEN_P(return_value), 1 TSRMLS_CC);
1121: Z_TYPE_P(return_value) = IS_STRING;
1122: } else {
1123: ZVAL_STRINGL(return_value, buf, line_len, 0);
1124: /* resize buffer if it's much larger than the result.
1125: * Only needed if the user requested a buffer size. */
1126: if (argc > 1 && Z_STRLEN_P(return_value) < len / 2) {
1127: Z_STRVAL_P(return_value) = erealloc(buf, line_len + 1);
1128: }
1129: }
1130: return;
1131:
1132: exit_failed:
1133: RETVAL_FALSE;
1134: if (buf) {
1135: efree(buf);
1136: }
1137: }
1138: /* }}} */
1139:
1140: /* {{{ proto string fgetc(resource fp)
1141: Get a character from file pointer */
1142: PHPAPI PHP_FUNCTION(fgetc)
1143: {
1144: zval *arg1;
1145: char buf[2];
1146: int result;
1147: php_stream *stream;
1148:
1149: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
1150: RETURN_FALSE;
1151: }
1152:
1153: PHP_STREAM_TO_ZVAL(stream, &arg1);
1154:
1155: result = php_stream_getc(stream);
1156:
1157: if (result == EOF) {
1158: RETVAL_FALSE;
1159: } else {
1160: buf[0] = result;
1161: buf[1] = '\0';
1162:
1163: RETURN_STRINGL(buf, 1, 1);
1164: }
1165: }
1166: /* }}} */
1167:
1168: /* {{{ proto string fgetss(resource fp [, int length [, string allowable_tags]])
1169: Get a line from file pointer and strip HTML tags */
1170: PHPAPI PHP_FUNCTION(fgetss)
1171: {
1172: zval *fd;
1173: long bytes = 0;
1174: size_t len = 0;
1175: size_t actual_len, retval_len;
1176: char *buf = NULL, *retval;
1177: php_stream *stream;
1178: char *allowed_tags=NULL;
1179: int allowed_tags_len=0;
1180:
1181: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|ls", &fd, &bytes, &allowed_tags, &allowed_tags_len) == FAILURE) {
1182: RETURN_FALSE;
1183: }
1184:
1185: PHP_STREAM_TO_ZVAL(stream, &fd);
1186:
1187: if (ZEND_NUM_ARGS() >= 2) {
1188: if (bytes <= 0) {
1189: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter must be greater than 0");
1190: RETURN_FALSE;
1191: }
1192:
1193: len = (size_t) bytes;
1194: buf = safe_emalloc(sizeof(char), (len + 1), 0);
1195: /*needed because recv doesnt set null char at end*/
1196: memset(buf, 0, len + 1);
1197: }
1198:
1199: if ((retval = php_stream_get_line(stream, buf, len, &actual_len)) == NULL) {
1200: if (buf != NULL) {
1201: efree(buf);
1202: }
1203: RETURN_FALSE;
1204: }
1205:
1206: retval_len = php_strip_tags(retval, actual_len, &stream->fgetss_state, allowed_tags, allowed_tags_len);
1207:
1208: RETURN_STRINGL(retval, retval_len, 0);
1209: }
1210: /* }}} */
1211:
1212: /* {{{ proto mixed fscanf(resource stream, string format [, string ...])
1213: Implements a mostly ANSI compatible fscanf() */
1214: PHP_FUNCTION(fscanf)
1215: {
1216: int result, format_len, type, argc = 0;
1217: zval ***args = NULL;
1218: zval *file_handle;
1219: char *buf, *format;
1220: size_t len;
1221: void *what;
1222:
1223: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs*", &file_handle, &format, &format_len, &args, &argc) == FAILURE) {
1224: return;
1225: }
1226:
1227: what = zend_fetch_resource(&file_handle TSRMLS_CC, -1, "File-Handle", &type, 2, php_file_le_stream(), php_file_le_pstream());
1228:
1229: /* we can't do a ZEND_VERIFY_RESOURCE(what), otherwise we end up
1230: * with a leak if we have an invalid filehandle. This needs changing
1231: * if the code behind ZEND_VERIFY_RESOURCE changed. - cc */
1232: if (!what) {
1233: if (args) {
1234: efree(args);
1235: }
1236: RETURN_FALSE;
1237: }
1238:
1239: buf = php_stream_get_line((php_stream *) what, NULL, 0, &len);
1240: if (buf == NULL) {
1241: if (args) {
1242: efree(args);
1243: }
1244: RETURN_FALSE;
1245: }
1246:
1247: result = php_sscanf_internal(buf, format, argc, args, 0, &return_value TSRMLS_CC);
1248:
1249: if (args) {
1250: efree(args);
1251: }
1252: efree(buf);
1253:
1254: if (SCAN_ERROR_WRONG_PARAM_COUNT == result) {
1255: WRONG_PARAM_COUNT;
1256: }
1257: }
1258: /* }}} */
1259:
1260: /* {{{ proto int fwrite(resource fp, string str [, int length])
1261: Binary-safe file write */
1262: PHPAPI PHP_FUNCTION(fwrite)
1263: {
1264: zval *arg1;
1265: char *arg2;
1266: int arg2len;
1267: int ret;
1268: int num_bytes;
1269: long arg3 = 0;
1270: char *buffer = NULL;
1271: php_stream *stream;
1272:
1273: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs|l", &arg1, &arg2, &arg2len, &arg3) == FAILURE) {
1274: RETURN_FALSE;
1275: }
1276:
1277: if (ZEND_NUM_ARGS() == 2) {
1278: num_bytes = arg2len;
1279: } else {
1280: num_bytes = MAX(0, MIN((int)arg3, arg2len));
1281: }
1282:
1283: if (!num_bytes) {
1284: RETURN_LONG(0);
1285: }
1286:
1287: PHP_STREAM_TO_ZVAL(stream, &arg1);
1288:
1289: if (PG(magic_quotes_runtime)) {
1290: buffer = estrndup(arg2, num_bytes);
1291: php_stripslashes(buffer, &num_bytes TSRMLS_CC);
1292: }
1293:
1294: ret = php_stream_write(stream, buffer ? buffer : arg2, num_bytes);
1295: if (buffer) {
1296: efree(buffer);
1297: }
1298:
1299: RETURN_LONG(ret);
1300: }
1301: /* }}} */
1302:
1303: /* {{{ proto bool fflush(resource fp)
1304: Flushes output */
1305: PHPAPI PHP_FUNCTION(fflush)
1306: {
1307: zval *arg1;
1308: int ret;
1309: php_stream *stream;
1310:
1311: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
1312: RETURN_FALSE;
1313: }
1314:
1315: PHP_STREAM_TO_ZVAL(stream, &arg1);
1316:
1317: ret = php_stream_flush(stream);
1318: if (ret) {
1319: RETURN_FALSE;
1320: }
1321: RETURN_TRUE;
1322: }
1323: /* }}} */
1324:
1325: /* {{{ proto bool rewind(resource fp)
1326: Rewind the position of a file pointer */
1327: PHPAPI PHP_FUNCTION(rewind)
1328: {
1329: zval *arg1;
1330: php_stream *stream;
1331:
1332: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
1333: RETURN_FALSE;
1334: }
1335:
1336: PHP_STREAM_TO_ZVAL(stream, &arg1);
1337:
1338: if (-1 == php_stream_rewind(stream)) {
1339: RETURN_FALSE;
1340: }
1341: RETURN_TRUE;
1342: }
1343: /* }}} */
1344:
1345: /* {{{ proto int ftell(resource fp)
1346: Get file pointer's read/write position */
1347: PHPAPI PHP_FUNCTION(ftell)
1348: {
1349: zval *arg1;
1350: long ret;
1351: php_stream *stream;
1352:
1353: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
1354: RETURN_FALSE;
1355: }
1356:
1357: PHP_STREAM_TO_ZVAL(stream, &arg1);
1358:
1359: ret = php_stream_tell(stream);
1360: if (ret == -1) {
1361: RETURN_FALSE;
1362: }
1363: RETURN_LONG(ret);
1364: }
1365: /* }}} */
1366:
1367: /* {{{ proto int fseek(resource fp, int offset [, int whence])
1368: Seek on a file pointer */
1369: PHPAPI PHP_FUNCTION(fseek)
1370: {
1371: zval *arg1;
1372: long arg2, whence = SEEK_SET;
1373: php_stream *stream;
1374:
1375: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl|l", &arg1, &arg2, &whence) == FAILURE) {
1376: RETURN_FALSE;
1377: }
1378:
1379: PHP_STREAM_TO_ZVAL(stream, &arg1);
1380:
1381: RETURN_LONG(php_stream_seek(stream, arg2, whence));
1382: }
1383: /* }}} */
1384:
1385: /* {{{ php_mkdir
1386: */
1387:
1388: /* DEPRECATED APIs: Use php_stream_mkdir() instead */
1389: PHPAPI int php_mkdir_ex(char *dir, long mode, int options TSRMLS_DC)
1390: {
1391: int ret;
1392:
1393: if (PG(safe_mode) && (!php_checkuid(dir, NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
1394: return -1;
1395: }
1396:
1397: if (php_check_open_basedir(dir TSRMLS_CC)) {
1398: return -1;
1399: }
1400:
1401: if ((ret = VCWD_MKDIR(dir, (mode_t)mode)) < 0 && (options & REPORT_ERRORS)) {
1402: php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
1403: }
1404:
1405: return ret;
1406: }
1407:
1408: PHPAPI int php_mkdir(char *dir, long mode TSRMLS_DC)
1409: {
1410: return php_mkdir_ex(dir, mode, REPORT_ERRORS TSRMLS_CC);
1411: }
1412: /* }}} */
1413:
1414: /* {{{ proto bool mkdir(string pathname [, int mode [, bool recursive [, resource context]]])
1415: Create a directory */
1416: PHP_FUNCTION(mkdir)
1417: {
1418: char *dir;
1419: int dir_len;
1420: zval *zcontext = NULL;
1421: long mode = 0777;
1422: zend_bool recursive = 0;
1423: php_stream_context *context;
1424:
1425: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|lbr", &dir, &dir_len, &mode, &recursive, &zcontext) == FAILURE) {
1426: RETURN_FALSE;
1427: }
1428:
1429: if (strlen(dir) != dir_len) {
1430: RETURN_FALSE;
1431: }
1432:
1433: context = php_stream_context_from_zval(zcontext, 0);
1434:
1435: RETURN_BOOL(php_stream_mkdir(dir, mode, (recursive ? PHP_STREAM_MKDIR_RECURSIVE : 0) | REPORT_ERRORS, context));
1436: }
1437: /* }}} */
1438:
1439: /* {{{ proto bool rmdir(string dirname[, resource context])
1440: Remove a directory */
1441: PHP_FUNCTION(rmdir)
1442: {
1443: char *dir;
1444: int dir_len;
1445: zval *zcontext = NULL;
1446: php_stream_context *context;
1447:
1448: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|r", &dir, &dir_len, &zcontext) == FAILURE) {
1449: RETURN_FALSE;
1450: }
1451:
1452: if (strlen(dir) != dir_len) {
1453: RETURN_FALSE;
1454: }
1455:
1456: context = php_stream_context_from_zval(zcontext, 0);
1457:
1458: RETURN_BOOL(php_stream_rmdir(dir, REPORT_ERRORS, context));
1459: }
1460: /* }}} */
1461:
1462: /* {{{ proto int readfile(string filename [, bool use_include_path[, resource context]])
1463: Output a file or a URL */
1464: PHP_FUNCTION(readfile)
1465: {
1466: char *filename;
1467: int filename_len;
1468: int size = 0;
1469: zend_bool use_include_path = 0;
1470: zval *zcontext = NULL;
1471: php_stream *stream;
1472: php_stream_context *context = NULL;
1473:
1474: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|br!", &filename, &filename_len, &use_include_path, &zcontext) == FAILURE) {
1475: RETURN_FALSE;
1476: }
1477:
1478: if (strlen(filename) != filename_len) {
1479: RETURN_FALSE;
1480: }
1481:
1482: context = php_stream_context_from_zval(zcontext, 0);
1483:
1484: stream = php_stream_open_wrapper_ex(filename, "rb", (use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS, NULL, context);
1485: if (stream) {
1486: size = php_stream_passthru(stream);
1487: php_stream_close(stream);
1488: RETURN_LONG(size);
1489: }
1490:
1491: RETURN_FALSE;
1492: }
1493: /* }}} */
1494:
1495: /* {{{ proto int umask([int mask])
1496: Return or change the umask */
1497: PHP_FUNCTION(umask)
1498: {
1499: long arg1 = 0;
1500: int oldumask;
1501:
1502: oldumask = umask(077);
1503:
1504: if (BG(umask) == -1) {
1505: BG(umask) = oldumask;
1506: }
1507:
1508: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &arg1) == FAILURE) {
1509: RETURN_FALSE;
1510: }
1511:
1512: if (ZEND_NUM_ARGS() == 0) {
1513: umask(oldumask);
1514: } else {
1515: umask(arg1);
1516: }
1517:
1518: RETURN_LONG(oldumask);
1519: }
1520: /* }}} */
1521:
1522: /* {{{ proto int fpassthru(resource fp)
1523: Output all remaining data from a file pointer */
1524: PHPAPI PHP_FUNCTION(fpassthru)
1525: {
1526: zval *arg1;
1527: int size;
1528: php_stream *stream;
1529:
1530: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
1531: RETURN_FALSE;
1532: }
1533:
1534: PHP_STREAM_TO_ZVAL(stream, &arg1);
1535:
1536: size = php_stream_passthru(stream);
1537: RETURN_LONG(size);
1538: }
1539: /* }}} */
1540:
1541: /* {{{ proto bool rename(string old_name, string new_name[, resource context])
1542: Rename a file */
1543: PHP_FUNCTION(rename)
1544: {
1545: char *old_name, *new_name;
1546: int old_name_len, new_name_len;
1547: zval *zcontext = NULL;
1548: php_stream_wrapper *wrapper;
1549: php_stream_context *context;
1550:
1551: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|r", &old_name, &old_name_len, &new_name, &new_name_len, &zcontext) == FAILURE) {
1552: RETURN_FALSE;
1553: }
1554:
1555: if (strlen(old_name) != old_name_len) {
1556: RETURN_FALSE;
1557: }
1558:
1559: if (strlen(new_name) != new_name_len) {
1560: RETURN_FALSE;
1561: }
1562:
1563: wrapper = php_stream_locate_url_wrapper(old_name, NULL, 0 TSRMLS_CC);
1564:
1565: if (!wrapper || !wrapper->wops) {
1566: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to locate stream wrapper");
1567: RETURN_FALSE;
1568: }
1569:
1570: if (!wrapper->wops->rename) {
1571: php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s wrapper does not support renaming", wrapper->wops->label ? wrapper->wops->label : "Source");
1572: RETURN_FALSE;
1573: }
1574:
1575: if (wrapper != php_stream_locate_url_wrapper(new_name, NULL, 0 TSRMLS_CC)) {
1576: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot rename a file across wrapper types");
1577: RETURN_FALSE;
1578: }
1579:
1580: context = php_stream_context_from_zval(zcontext, 0);
1581:
1582: RETURN_BOOL(wrapper->wops->rename(wrapper, old_name, new_name, 0, context TSRMLS_CC));
1583: }
1584: /* }}} */
1585:
1586: /* {{{ proto bool unlink(string filename[, context context])
1587: Delete a file */
1588: PHP_FUNCTION(unlink)
1589: {
1590: char *filename;
1591: int filename_len;
1592: php_stream_wrapper *wrapper;
1593: zval *zcontext = NULL;
1594: php_stream_context *context = NULL;
1595:
1596: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|r", &filename, &filename_len, &zcontext) == FAILURE) {
1597: RETURN_FALSE;
1598: }
1599:
1600: if (strlen(filename) != filename_len) {
1601: RETURN_FALSE;
1602: }
1603:
1604: context = php_stream_context_from_zval(zcontext, 0);
1605:
1606: wrapper = php_stream_locate_url_wrapper(filename, NULL, 0 TSRMLS_CC);
1607:
1608: if (!wrapper || !wrapper->wops) {
1609: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to locate stream wrapper");
1610: RETURN_FALSE;
1611: }
1612:
1613: if (!wrapper->wops->unlink) {
1614: php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s does not allow unlinking", wrapper->wops->label ? wrapper->wops->label : "Wrapper");
1615: RETURN_FALSE;
1616: }
1617: RETURN_BOOL(wrapper->wops->unlink(wrapper, filename, ENFORCE_SAFE_MODE | REPORT_ERRORS, context TSRMLS_CC));
1618: }
1619: /* }}} */
1620:
1621: /* {{{ proto bool ftruncate(resource fp, int size)
1622: Truncate file to 'size' length */
1623: PHP_NAMED_FUNCTION(php_if_ftruncate)
1624: {
1625: zval *fp;
1626: long size;
1627: php_stream *stream;
1628:
1629: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl", &fp, &size) == FAILURE) {
1630: RETURN_FALSE;
1631: }
1632:
1633: PHP_STREAM_TO_ZVAL(stream, &fp);
1634:
1635: if (!php_stream_truncate_supported(stream)) {
1636: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't truncate this stream!");
1637: RETURN_FALSE;
1638: }
1639:
1640: RETURN_BOOL(0 == php_stream_truncate_set_size(stream, size));
1641: }
1642: /* }}} */
1643:
1644: /* {{{ proto array fstat(resource fp)
1645: Stat() on a filehandle */
1646: PHP_NAMED_FUNCTION(php_if_fstat)
1647: {
1648: zval *fp;
1649: zval *stat_dev, *stat_ino, *stat_mode, *stat_nlink, *stat_uid, *stat_gid, *stat_rdev,
1650: *stat_size, *stat_atime, *stat_mtime, *stat_ctime, *stat_blksize, *stat_blocks;
1651: php_stream *stream;
1652: php_stream_statbuf stat_ssb;
1653: char *stat_sb_names[13] = {
1654: "dev", "ino", "mode", "nlink", "uid", "gid", "rdev",
1655: "size", "atime", "mtime", "ctime", "blksize", "blocks"
1656: };
1657:
1658: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &fp) == FAILURE) {
1659: RETURN_FALSE;
1660: }
1661:
1662: PHP_STREAM_TO_ZVAL(stream, &fp);
1663:
1664: if (php_stream_stat(stream, &stat_ssb)) {
1665: RETURN_FALSE;
1666: }
1667:
1668: array_init(return_value);
1669:
1670: MAKE_LONG_ZVAL_INCREF(stat_dev, stat_ssb.sb.st_dev);
1671: MAKE_LONG_ZVAL_INCREF(stat_ino, stat_ssb.sb.st_ino);
1672: MAKE_LONG_ZVAL_INCREF(stat_mode, stat_ssb.sb.st_mode);
1673: MAKE_LONG_ZVAL_INCREF(stat_nlink, stat_ssb.sb.st_nlink);
1674: MAKE_LONG_ZVAL_INCREF(stat_uid, stat_ssb.sb.st_uid);
1675: MAKE_LONG_ZVAL_INCREF(stat_gid, stat_ssb.sb.st_gid);
1676: #ifdef HAVE_ST_RDEV
1677: MAKE_LONG_ZVAL_INCREF(stat_rdev, stat_ssb.sb.st_rdev);
1678: #else
1679: MAKE_LONG_ZVAL_INCREF(stat_rdev, -1);
1680: #endif
1681: MAKE_LONG_ZVAL_INCREF(stat_size, stat_ssb.sb.st_size);
1682: MAKE_LONG_ZVAL_INCREF(stat_atime, stat_ssb.sb.st_atime);
1683: MAKE_LONG_ZVAL_INCREF(stat_mtime, stat_ssb.sb.st_mtime);
1684: MAKE_LONG_ZVAL_INCREF(stat_ctime, stat_ssb.sb.st_ctime);
1685: #ifdef HAVE_ST_BLKSIZE
1686: MAKE_LONG_ZVAL_INCREF(stat_blksize, stat_ssb.sb.st_blksize);
1687: #else
1688: MAKE_LONG_ZVAL_INCREF(stat_blksize,-1);
1689: #endif
1690: #ifdef HAVE_ST_BLOCKS
1691: MAKE_LONG_ZVAL_INCREF(stat_blocks, stat_ssb.sb.st_blocks);
1692: #else
1693: MAKE_LONG_ZVAL_INCREF(stat_blocks,-1);
1694: #endif
1695: /* Store numeric indexes in propper order */
1696: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_dev, sizeof(zval *), NULL);
1697: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_ino, sizeof(zval *), NULL);
1698: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_mode, sizeof(zval *), NULL);
1699: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_nlink, sizeof(zval *), NULL);
1700: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_uid, sizeof(zval *), NULL);
1701: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_gid, sizeof(zval *), NULL);
1702: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_rdev, sizeof(zval *), NULL);
1703: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_size, sizeof(zval *), NULL);
1704: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_atime, sizeof(zval *), NULL);
1705: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_mtime, sizeof(zval *), NULL);
1706: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_ctime, sizeof(zval *), NULL);
1707: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_blksize, sizeof(zval *), NULL);
1708: zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_blocks, sizeof(zval *), NULL);
1709:
1710: /* Store string indexes referencing the same zval*/
1711: zend_hash_update(HASH_OF(return_value), stat_sb_names[0], strlen(stat_sb_names[0])+1, (void *)&stat_dev, sizeof(zval *), NULL);
1712: zend_hash_update(HASH_OF(return_value), stat_sb_names[1], strlen(stat_sb_names[1])+1, (void *)&stat_ino, sizeof(zval *), NULL);
1713: zend_hash_update(HASH_OF(return_value), stat_sb_names[2], strlen(stat_sb_names[2])+1, (void *)&stat_mode, sizeof(zval *), NULL);
1714: zend_hash_update(HASH_OF(return_value), stat_sb_names[3], strlen(stat_sb_names[3])+1, (void *)&stat_nlink, sizeof(zval *), NULL);
1715: zend_hash_update(HASH_OF(return_value), stat_sb_names[4], strlen(stat_sb_names[4])+1, (void *)&stat_uid, sizeof(zval *), NULL);
1716: zend_hash_update(HASH_OF(return_value), stat_sb_names[5], strlen(stat_sb_names[5])+1, (void *)&stat_gid, sizeof(zval *), NULL);
1717: zend_hash_update(HASH_OF(return_value), stat_sb_names[6], strlen(stat_sb_names[6])+1, (void *)&stat_rdev, sizeof(zval *), NULL);
1718: zend_hash_update(HASH_OF(return_value), stat_sb_names[7], strlen(stat_sb_names[7])+1, (void *)&stat_size, sizeof(zval *), NULL);
1719: zend_hash_update(HASH_OF(return_value), stat_sb_names[8], strlen(stat_sb_names[8])+1, (void *)&stat_atime, sizeof(zval *), NULL);
1720: zend_hash_update(HASH_OF(return_value), stat_sb_names[9], strlen(stat_sb_names[9])+1, (void *)&stat_mtime, sizeof(zval *), NULL);
1721: zend_hash_update(HASH_OF(return_value), stat_sb_names[10], strlen(stat_sb_names[10])+1, (void *)&stat_ctime, sizeof(zval *), NULL);
1722: zend_hash_update(HASH_OF(return_value), stat_sb_names[11], strlen(stat_sb_names[11])+1, (void *)&stat_blksize, sizeof(zval *), NULL);
1723: zend_hash_update(HASH_OF(return_value), stat_sb_names[12], strlen(stat_sb_names[12])+1, (void *)&stat_blocks, sizeof(zval *), NULL);
1724: }
1725: /* }}} */
1726:
1727: /* {{{ proto bool copy(string source_file, string destination_file [, resource context])
1728: Copy a file */
1729: PHP_FUNCTION(copy)
1730: {
1731: char *source, *target;
1732: int source_len, target_len;
1733: zval *zcontext = NULL;
1734: php_stream_context *context;
1735:
1736: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|r", &source, &source_len, &target, &target_len, &zcontext) == FAILURE) {
1737: return;
1738: }
1739:
1740: if (strlen(source) != source_len) {
1741: RETURN_FALSE;
1742: }
1743:
1744: if (strlen(target) != target_len) {
1745: RETURN_FALSE;
1746: }
1747:
1748: if (PG(safe_mode) &&(!php_checkuid(source, NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
1749: RETURN_FALSE;
1750: }
1751:
1752: if (php_check_open_basedir(source TSRMLS_CC)) {
1753: RETURN_FALSE;
1754: }
1755:
1756: context = php_stream_context_from_zval(zcontext, 0);
1757:
1758: if (php_copy_file_ctx(source, target, 0, context TSRMLS_CC) == SUCCESS) {
1759: RETURN_TRUE;
1760: } else {
1761: RETURN_FALSE;
1762: }
1763: }
1764: /* }}} */
1765:
1766: /* {{{ php_copy_file
1767: */
1768: PHPAPI int php_copy_file(char *src, char *dest TSRMLS_DC)
1769: {
1770: return php_copy_file_ctx(src, dest, ENFORCE_SAFE_MODE, NULL TSRMLS_CC);
1771: }
1772: /* }}} */
1773:
1774: /* {{{ php_copy_file_ex
1775: */
1776: PHPAPI int php_copy_file_ex(char *src, char *dest, int src_chk TSRMLS_DC)
1777: {
1778: return php_copy_file_ctx(src, dest, ENFORCE_SAFE_MODE, NULL TSRMLS_CC);
1779: }
1780: /* }}} */
1781:
1782: /* {{{ php_copy_file_ctx
1783: */
1784: PHPAPI int php_copy_file_ctx(char *src, char *dest, int src_chk, php_stream_context *context TSRMLS_DC)
1785: {
1786: php_stream *srcstream = NULL, *deststream = NULL;
1787: int ret = FAILURE;
1788: php_stream_statbuf src_s, dest_s;
1789:
1790: switch (php_stream_stat_path_ex(src, 0, &src_s, context)) {
1791: case -1:
1792: /* non-statable stream */
1793: goto safe_to_copy;
1794: break;
1795: case 0:
1796: break;
1797: default: /* failed to stat file, does not exist? */
1798: return ret;
1799: }
1800: if (S_ISDIR(src_s.sb.st_mode)) {
1801: php_error_docref(NULL TSRMLS_CC, E_WARNING, "The first argument to copy() function cannot be a directory");
1802: return FAILURE;
1803: }
1804:
1805: switch (php_stream_stat_path_ex(dest, PHP_STREAM_URL_STAT_QUIET, &dest_s, context)) {
1806: case -1:
1807: /* non-statable stream */
1808: goto safe_to_copy;
1809: break;
1810: case 0:
1811: break;
1812: default: /* failed to stat file, does not exist? */
1813: return ret;
1814: }
1815: if (S_ISDIR(dest_s.sb.st_mode)) {
1816: php_error_docref(NULL TSRMLS_CC, E_WARNING, "The second argument to copy() function cannot be a directory");
1817: return FAILURE;
1818: }
1819: if (!src_s.sb.st_ino || !dest_s.sb.st_ino) {
1820: goto no_stat;
1821: }
1822: if (src_s.sb.st_ino == dest_s.sb.st_ino && src_s.sb.st_dev == dest_s.sb.st_dev) {
1823: return ret;
1824: } else {
1825: goto safe_to_copy;
1826: }
1827: no_stat:
1828: {
1829: char *sp, *dp;
1830: int res;
1831:
1832: if ((sp = expand_filepath(src, NULL TSRMLS_CC)) == NULL) {
1833: return ret;
1834: }
1835: if ((dp = expand_filepath(dest, NULL TSRMLS_CC)) == NULL) {
1836: efree(sp);
1837: goto safe_to_copy;
1838: }
1839:
1840: res =
1841: #ifndef PHP_WIN32
1842: !strcmp(sp, dp);
1843: #else
1844: !strcasecmp(sp, dp);
1845: #endif
1846:
1847: efree(sp);
1848: efree(dp);
1849: if (res) {
1850: return ret;
1851: }
1852: }
1853: safe_to_copy:
1854:
1855: srcstream = php_stream_open_wrapper_ex(src, "rb", src_chk | REPORT_ERRORS, NULL, context);
1856:
1857: if (!srcstream) {
1858: return ret;
1859: }
1860:
1861: deststream = php_stream_open_wrapper_ex(dest, "wb", ENFORCE_SAFE_MODE | REPORT_ERRORS, NULL, context);
1862:
1863: if (srcstream && deststream) {
1864: ret = php_stream_copy_to_stream_ex(srcstream, deststream, PHP_STREAM_COPY_ALL, NULL);
1865: }
1866: if (srcstream) {
1867: php_stream_close(srcstream);
1868: }
1869: if (deststream) {
1870: php_stream_close(deststream);
1871: }
1872: return ret;
1873: }
1874: /* }}} */
1875:
1876: /* {{{ proto string fread(resource fp, int length)
1877: Binary-safe file read */
1878: PHPAPI PHP_FUNCTION(fread)
1879: {
1880: zval *arg1;
1881: long len;
1882: php_stream *stream;
1883:
1884: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl", &arg1, &len) == FAILURE) {
1885: RETURN_FALSE;
1886: }
1887:
1888: PHP_STREAM_TO_ZVAL(stream, &arg1);
1889:
1890: if (len <= 0) {
1891: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter must be greater than 0");
1892: RETURN_FALSE;
1893: }
1894:
1895: Z_STRVAL_P(return_value) = emalloc(len + 1);
1896: Z_STRLEN_P(return_value) = php_stream_read(stream, Z_STRVAL_P(return_value), len);
1897:
1898: /* needed because recv/read/gzread doesnt put a null at the end*/
1899: Z_STRVAL_P(return_value)[Z_STRLEN_P(return_value)] = 0;
1900:
1901: if (PG(magic_quotes_runtime)) {
1902: Z_STRVAL_P(return_value) = php_addslashes(Z_STRVAL_P(return_value),
1903: Z_STRLEN_P(return_value), &Z_STRLEN_P(return_value), 1 TSRMLS_CC);
1904: }
1905: Z_TYPE_P(return_value) = IS_STRING;
1906: }
1907: /* }}} */
1908:
1909: static const char *php_fgetcsv_lookup_trailing_spaces(const char *ptr, size_t len, const char delimiter TSRMLS_DC) /* {{{ */
1910: {
1911: int inc_len;
1912: unsigned char last_chars[2] = { 0, 0 };
1913:
1914: while (len > 0) {
1915: inc_len = (*ptr == '\0' ? 1: php_mblen(ptr, len));
1916: switch (inc_len) {
1917: case -2:
1918: case -1:
1919: inc_len = 1;
1920: php_mblen(NULL, 0);
1921: break;
1922: case 0:
1923: goto quit_loop;
1924: case 1:
1925: default:
1926: last_chars[0] = last_chars[1];
1927: last_chars[1] = *ptr;
1928: break;
1929: }
1930: ptr += inc_len;
1931: len -= inc_len;
1932: }
1933: quit_loop:
1934: switch (last_chars[1]) {
1935: case '\n':
1936: if (last_chars[0] == '\r') {
1937: return ptr - 2;
1938: }
1939: /* break is omitted intentionally */
1940: case '\r':
1941: return ptr - 1;
1942: }
1943: return ptr;
1944: }
1945: /* }}} */
1946:
1947: #define FPUTCSV_FLD_CHK(c) memchr(Z_STRVAL(field), c, Z_STRLEN(field))
1948:
1949: /* {{{ proto int fputcsv(resource fp, array fields [, string delimiter [, string enclosure]])
1950: Format line as CSV and write to file pointer */
1951: PHP_FUNCTION(fputcsv)
1952: {
1953: char delimiter = ','; /* allow this to be set as parameter */
1954: char enclosure = '"'; /* allow this to be set as parameter */
1955: const char escape_char = '\\';
1956: php_stream *stream;
1957: int ret;
1958: zval *fp = NULL, *fields = NULL, **field_tmp = NULL, field;
1959: char *delimiter_str = NULL, *enclosure_str = NULL;
1960: int delimiter_str_len = 0, enclosure_str_len = 0;
1961: HashPosition pos;
1962: int count, i = 0;
1963: smart_str csvline = {0};
1964:
1965: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ra|ss",
1966: &fp, &fields, &delimiter_str, &delimiter_str_len,
1967: &enclosure_str, &enclosure_str_len) == FAILURE) {
1968: return;
1969: }
1970:
1971: if (delimiter_str != NULL) {
1972: /* Make sure that there is at least one character in string */
1973: if (delimiter_str_len < 1) {
1974: php_error_docref(NULL TSRMLS_CC, E_WARNING, "delimiter must be a character");
1975: RETURN_FALSE;
1976: } else if (delimiter_str_len > 1) {
1977: php_error_docref(NULL TSRMLS_CC, E_NOTICE, "delimiter must be a single character");
1978: }
1979:
1980: /* use first character from string */
1981: delimiter = *delimiter_str;
1982: }
1983:
1984: if (enclosure_str != NULL) {
1985: if (enclosure_str_len < 1) {
1986: php_error_docref(NULL TSRMLS_CC, E_WARNING, "enclosure must be a character");
1987: RETURN_FALSE;
1988: } else if (enclosure_str_len > 1) {
1989: php_error_docref(NULL TSRMLS_CC, E_NOTICE, "enclosure must be a single character");
1990: }
1991: /* use first character from string */
1992: enclosure = *enclosure_str;
1993: }
1994:
1995: PHP_STREAM_TO_ZVAL(stream, &fp);
1996:
1997: count = zend_hash_num_elements(Z_ARRVAL_P(fields));
1998: zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(fields), &pos);
1999: while (zend_hash_get_current_data_ex(Z_ARRVAL_P(fields), (void **) &field_tmp, &pos) == SUCCESS) {
2000: field = **field_tmp;
2001:
2002: if (Z_TYPE_PP(field_tmp) != IS_STRING) {
2003: zval_copy_ctor(&field);
2004: convert_to_string(&field);
2005: }
2006:
2007: /* enclose a field that contains a delimiter, an enclosure character, or a newline */
2008: if (FPUTCSV_FLD_CHK(delimiter) ||
2009: FPUTCSV_FLD_CHK(enclosure) ||
2010: FPUTCSV_FLD_CHK(escape_char) ||
2011: FPUTCSV_FLD_CHK('\n') ||
2012: FPUTCSV_FLD_CHK('\r') ||
2013: FPUTCSV_FLD_CHK('\t') ||
2014: FPUTCSV_FLD_CHK(' ')
2015: ) {
2016: char *ch = Z_STRVAL(field);
2017: char *end = ch + Z_STRLEN(field);
2018: int escaped = 0;
2019:
2020: smart_str_appendc(&csvline, enclosure);
2021: while (ch < end) {
2022: if (*ch == escape_char) {
2023: escaped = 1;
2024: } else if (!escaped && *ch == enclosure) {
2025: smart_str_appendc(&csvline, enclosure);
2026: } else {
2027: escaped = 0;
2028: }
2029: smart_str_appendc(&csvline, *ch);
2030: ch++;
2031: }
2032: smart_str_appendc(&csvline, enclosure);
2033: } else {
2034: smart_str_appendl(&csvline, Z_STRVAL(field), Z_STRLEN(field));
2035: }
2036:
2037: if (++i != count) {
2038: smart_str_appendl(&csvline, &delimiter, 1);
2039: }
2040: zend_hash_move_forward_ex(Z_ARRVAL_P(fields), &pos);
2041:
2042: if (Z_TYPE_PP(field_tmp) != IS_STRING) {
2043: zval_dtor(&field);
2044: }
2045: }
2046:
2047: smart_str_appendc(&csvline, '\n');
2048: smart_str_0(&csvline);
2049:
2050: if (!PG(magic_quotes_runtime)) {
2051: ret = php_stream_write(stream, csvline.c, csvline.len);
2052: } else {
2053: char *buffer = estrndup(csvline.c, csvline.len);
2054: int len = csvline.len;
2055: php_stripslashes(buffer, &len TSRMLS_CC);
2056: ret = php_stream_write(stream, buffer, len);
2057: efree(buffer);
2058: }
2059:
2060: smart_str_free(&csvline);
2061:
2062: RETURN_LONG(ret);
2063: }
2064: /* }}} */
2065:
2066: /* {{{ proto array fgetcsv(resource fp [,int length [, string delimiter [, string enclosure [, string escape]]]])
2067: Get line from file pointer and parse for CSV fields */
2068: PHP_FUNCTION(fgetcsv)
2069: {
2070: char delimiter = ','; /* allow this to be set as parameter */
2071: char enclosure = '"'; /* allow this to be set as parameter */
2072: char escape = '\\';
2073:
2074: /* first section exactly as php_fgetss */
2075:
2076: long len = 0;
2077: size_t buf_len;
2078: char *buf;
2079: php_stream *stream;
2080:
2081: {
2082: zval *fd, **len_zv = NULL;
2083: char *delimiter_str = NULL;
2084: int delimiter_str_len = 0;
2085: char *enclosure_str = NULL;
2086: int enclosure_str_len = 0;
2087: char *escape_str = NULL;
2088: int escape_str_len = 0;
2089:
2090: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|Zsss",
2091: &fd, &len_zv, &delimiter_str, &delimiter_str_len,
2092: &enclosure_str, &enclosure_str_len,
2093: &escape_str, &escape_str_len) == FAILURE
2094: ) {
2095: return;
2096: }
2097:
2098: if (delimiter_str != NULL) {
2099: /* Make sure that there is at least one character in string */
2100: if (delimiter_str_len < 1) {
2101: php_error_docref(NULL TSRMLS_CC, E_WARNING, "delimiter must be a character");
2102: RETURN_FALSE;
2103: } else if (delimiter_str_len > 1) {
2104: php_error_docref(NULL TSRMLS_CC, E_NOTICE, "delimiter must be a single character");
2105: }
2106:
2107: /* use first character from string */
2108: delimiter = delimiter_str[0];
2109: }
2110:
2111: if (enclosure_str != NULL) {
2112: if (enclosure_str_len < 1) {
2113: php_error_docref(NULL TSRMLS_CC, E_WARNING, "enclosure must be a character");
2114: RETURN_FALSE;
2115: } else if (enclosure_str_len > 1) {
2116: php_error_docref(NULL TSRMLS_CC, E_NOTICE, "enclosure must be a single character");
2117: }
2118:
2119: /* use first character from string */
2120: enclosure = enclosure_str[0];
2121: }
2122:
2123: if (escape_str != NULL) {
2124: if (escape_str_len < 1) {
2125: php_error_docref(NULL TSRMLS_CC, E_WARNING, "escape must be character");
2126: RETURN_FALSE;
2127: } else if (escape_str_len > 1) {
2128: php_error_docref(NULL TSRMLS_CC, E_NOTICE, "escape must be a single character");
2129: }
2130:
2131: escape = escape_str[0];
2132: }
2133:
2134: if (len_zv != NULL && Z_TYPE_PP(len_zv) != IS_NULL) {
2135: convert_to_long_ex(len_zv);
2136: len = Z_LVAL_PP(len_zv);
2137: if (len < 0) {
2138: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter may not be negative");
2139: RETURN_FALSE;
2140: } else if (len == 0) {
2141: len = -1;
2142: }
2143: } else {
2144: len = -1;
2145: }
2146:
2147: PHP_STREAM_TO_ZVAL(stream, &fd);
2148: }
2149:
2150: if (len < 0) {
2151: if ((buf = php_stream_get_line(stream, NULL, 0, &buf_len)) == NULL) {
2152: RETURN_FALSE;
2153: }
2154: } else {
2155: buf = emalloc(len + 1);
2156: if (php_stream_get_line(stream, buf, len + 1, &buf_len) == NULL) {
2157: efree(buf);
2158: RETURN_FALSE;
2159: }
2160: }
2161:
2162: php_fgetcsv(stream, delimiter, enclosure, escape, buf_len, buf, return_value TSRMLS_CC);
2163: }
2164: /* }}} */
2165:
2166: PHPAPI void php_fgetcsv(php_stream *stream, char delimiter, char enclosure, char escape_char, size_t buf_len, char *buf, zval *return_value TSRMLS_DC) /* {{{ */
2167: {
2168: char *temp, *tptr, *bptr, *line_end, *limit;
2169: size_t temp_len, line_end_len;
2170: int inc_len;
2171: zend_bool first_field = 1;
2172:
2173: /* initialize internal state */
2174: php_mblen(NULL, 0);
2175:
2176: /* Now into new section that parses buf for delimiter/enclosure fields */
2177:
2178: /* Strip trailing space from buf, saving end of line in case required for enclosure field */
2179:
2180: bptr = buf;
2181: tptr = (char *)php_fgetcsv_lookup_trailing_spaces(buf, buf_len, delimiter TSRMLS_CC);
2182: line_end_len = buf_len - (size_t)(tptr - buf);
2183: line_end = limit = tptr;
2184:
2185: /* reserve workspace for building each individual field */
2186: temp_len = buf_len;
2187: temp = emalloc(temp_len + line_end_len + 1);
2188:
2189: /* Initialize return array */
2190: array_init(return_value);
2191:
2192: /* Main loop to read CSV fields */
2193: /* NB this routine will return a single null entry for a blank line */
2194:
2195: do {
2196: char *comp_end, *hunk_begin;
2197:
2198: tptr = temp;
2199: inc_len = (bptr < limit ? (*bptr == '\0' ? 1: php_mblen(bptr, limit - bptr)): 0);
2200: if (inc_len == 1) {
2201: char *tmp = bptr;
2202: while ((*tmp != delimiter) && isspace((int)*(unsigned char *)tmp)) {
2203: tmp++;
2204: }
2205: if (*tmp == enclosure) {
2206: bptr = tmp;
2207: }
2208: }
2209:
2210: if (first_field && bptr == line_end) {
2211: add_next_index_null(return_value);
2212: break;
2213: }
2214: first_field = 0;
2215: /* 2. Read field, leaving bptr pointing at start of next field */
2216: if (inc_len != 0 && *bptr == enclosure) {
2217: int state = 0;
2218:
2219: bptr++; /* move on to first character in field */
2220: hunk_begin = bptr;
2221:
2222: /* 2A. handle enclosure delimited field */
2223: for (;;) {
2224: switch (inc_len) {
2225: case 0:
2226: switch (state) {
2227: case 2:
2228: memcpy(tptr, hunk_begin, bptr - hunk_begin - 1);
2229: tptr += (bptr - hunk_begin - 1);
2230: hunk_begin = bptr;
2231: goto quit_loop_2;
2232:
2233: case 1:
2234: memcpy(tptr, hunk_begin, bptr - hunk_begin);
2235: tptr += (bptr - hunk_begin);
2236: hunk_begin = bptr;
2237: /* break is omitted intentionally */
2238:
2239: case 0: {
2240: char *new_buf;
2241: size_t new_len;
2242: char *new_temp;
2243:
2244: if (hunk_begin != line_end) {
2245: memcpy(tptr, hunk_begin, bptr - hunk_begin);
2246: tptr += (bptr - hunk_begin);
2247: hunk_begin = bptr;
2248: }
2249:
2250: /* add the embedded line end to the field */
2251: memcpy(tptr, line_end, line_end_len);
2252: tptr += line_end_len;
2253:
2254: if (stream == NULL) {
2255: goto quit_loop_2;
2256: } else if ((new_buf = php_stream_get_line(stream, NULL, 0, &new_len)) == NULL) {
2257: /* we've got an unterminated enclosure,
2258: * assign all the data from the start of
2259: * the enclosure to end of data to the
2260: * last element */
2261: if ((size_t)temp_len > (size_t)(limit - buf)) {
2262: goto quit_loop_2;
2263: }
2264: zval_dtor(return_value);
2265: RETVAL_FALSE;
2266: goto out;
2267: }
2268: temp_len += new_len;
2269: new_temp = erealloc(temp, temp_len);
2270: tptr = new_temp + (size_t)(tptr - temp);
2271: temp = new_temp;
2272:
2273: efree(buf);
2274: buf_len = new_len;
2275: bptr = buf = new_buf;
2276: hunk_begin = buf;
2277:
2278: line_end = limit = (char *)php_fgetcsv_lookup_trailing_spaces(buf, buf_len, delimiter TSRMLS_CC);
2279: line_end_len = buf_len - (size_t)(limit - buf);
2280:
2281: state = 0;
2282: } break;
2283: }
2284: break;
2285:
2286: case -2:
2287: case -1:
2288: php_mblen(NULL, 0);
2289: /* break is omitted intentionally */
2290: case 1:
2291: /* we need to determine if the enclosure is
2292: * 'real' or is it escaped */
2293: switch (state) {
2294: case 1: /* escaped */
2295: bptr++;
2296: state = 0;
2297: break;
2298: case 2: /* embedded enclosure ? let's check it */
2299: if (*bptr != enclosure) {
2300: /* real enclosure */
2301: memcpy(tptr, hunk_begin, bptr - hunk_begin - 1);
2302: tptr += (bptr - hunk_begin - 1);
2303: hunk_begin = bptr;
2304: goto quit_loop_2;
2305: }
2306: memcpy(tptr, hunk_begin, bptr - hunk_begin);
2307: tptr += (bptr - hunk_begin);
2308: bptr++;
2309: hunk_begin = bptr;
2310: state = 0;
2311: break;
2312: default:
2313: if (*bptr == enclosure) {
2314: state = 2;
2315: } else if (*bptr == escape_char) {
2316: state = 1;
2317: }
2318: bptr++;
2319: break;
2320: }
2321: break;
2322:
2323: default:
2324: switch (state) {
2325: case 2:
2326: /* real enclosure */
2327: memcpy(tptr, hunk_begin, bptr - hunk_begin - 1);
2328: tptr += (bptr - hunk_begin - 1);
2329: hunk_begin = bptr;
2330: goto quit_loop_2;
2331: case 1:
2332: bptr += inc_len;
2333: memcpy(tptr, hunk_begin, bptr - hunk_begin);
2334: tptr += (bptr - hunk_begin);
2335: hunk_begin = bptr;
2336: break;
2337: default:
2338: bptr += inc_len;
2339: break;
2340: }
2341: break;
2342: }
2343: inc_len = (bptr < limit ? (*bptr == '\0' ? 1: php_mblen(bptr, limit - bptr)): 0);
2344: }
2345:
2346: quit_loop_2:
2347: /* look up for a delimiter */
2348: for (;;) {
2349: switch (inc_len) {
2350: case 0:
2351: goto quit_loop_3;
2352:
2353: case -2:
2354: case -1:
2355: inc_len = 1;
2356: php_mblen(NULL, 0);
2357: /* break is omitted intentionally */
2358: case 1:
2359: if (*bptr == delimiter) {
2360: goto quit_loop_3;
2361: }
2362: break;
2363: default:
2364: break;
2365: }
2366: bptr += inc_len;
2367: inc_len = (bptr < limit ? (*bptr == '\0' ? 1: php_mblen(bptr, limit - bptr)): 0);
2368: }
2369:
2370: quit_loop_3:
2371: memcpy(tptr, hunk_begin, bptr - hunk_begin);
2372: tptr += (bptr - hunk_begin);
2373: bptr += inc_len;
2374: comp_end = tptr;
2375: } else {
2376: /* 2B. Handle non-enclosure field */
2377:
2378: hunk_begin = bptr;
2379:
2380: for (;;) {
2381: switch (inc_len) {
2382: case 0:
2383: goto quit_loop_4;
2384: case -2:
2385: case -1:
2386: inc_len = 1;
2387: php_mblen(NULL, 0);
2388: /* break is omitted intentionally */
2389: case 1:
2390: if (*bptr == delimiter) {
2391: goto quit_loop_4;
2392: }
2393: break;
2394: default:
2395: break;
2396: }
2397: bptr += inc_len;
2398: inc_len = (bptr < limit ? (*bptr == '\0' ? 1: php_mblen(bptr, limit - bptr)): 0);
2399: }
2400: quit_loop_4:
2401: memcpy(tptr, hunk_begin, bptr - hunk_begin);
2402: tptr += (bptr - hunk_begin);
2403:
2404: comp_end = (char *)php_fgetcsv_lookup_trailing_spaces(temp, tptr - temp, delimiter TSRMLS_CC);
2405: if (*bptr == delimiter) {
2406: bptr++;
2407: }
2408: }
2409:
2410: /* 3. Now pass our field back to php */
2411: *comp_end = '\0';
2412: add_next_index_stringl(return_value, temp, comp_end - temp, 1);
2413: } while (inc_len > 0);
2414:
2415: out:
2416: efree(temp);
2417: if (stream) {
2418: efree(buf);
2419: }
2420: }
2421: /* }}} */
2422:
2423: #if (!defined(__BEOS__) && !defined(NETWARE) && HAVE_REALPATH) || defined(ZTS)
2424: /* {{{ proto string realpath(string path)
2425: Return the resolved path */
2426: PHP_FUNCTION(realpath)
2427: {
2428: char *filename;
2429: int filename_len;
2430: char resolved_path_buff[MAXPATHLEN];
2431:
2432: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &filename, &filename_len) == FAILURE) {
2433: return;
2434: }
2435:
2436: if (strlen(filename) != filename_len) {
2437: RETURN_FALSE;
2438: }
2439:
2440: if (VCWD_REALPATH(filename, resolved_path_buff)) {
2441: if (PG(safe_mode) && (!php_checkuid(resolved_path_buff, NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
2442: RETURN_FALSE;
2443: }
2444:
2445: if (php_check_open_basedir(resolved_path_buff TSRMLS_CC)) {
2446: RETURN_FALSE;
2447: }
2448:
2449: #ifdef ZTS
2450: if (VCWD_ACCESS(resolved_path_buff, F_OK)) {
2451: RETURN_FALSE;
2452: }
2453: #endif
2454: RETURN_STRING(resolved_path_buff, 1);
2455: } else {
2456: RETURN_FALSE;
2457: }
2458: }
2459: /* }}} */
2460: #endif
2461:
2462: /* See http://www.w3.org/TR/html4/intro/sgmltut.html#h-3.2.2 */
2463: #define PHP_META_HTML401_CHARS "-_.:"
2464:
2465: /* {{{ php_next_meta_token
2466: Tokenizes an HTML file for get_meta_tags */
2467: php_meta_tags_token php_next_meta_token(php_meta_tags_data *md TSRMLS_DC)
2468: {
2469: int ch = 0, compliment;
2470: char buff[META_DEF_BUFSIZE + 1];
2471:
2472: memset((void *)buff, 0, META_DEF_BUFSIZE + 1);
2473:
2474: while (md->ulc || (!php_stream_eof(md->stream) && (ch = php_stream_getc(md->stream)))) {
2475: if (php_stream_eof(md->stream)) {
2476: break;
2477: }
2478:
2479: if (md->ulc) {
2480: ch = md->lc;
2481: md->ulc = 0;
2482: }
2483:
2484: switch (ch) {
2485: case '<':
2486: return TOK_OPENTAG;
2487: break;
2488:
2489: case '>':
2490: return TOK_CLOSETAG;
2491: break;
2492:
2493: case '=':
2494: return TOK_EQUAL;
2495: break;
2496: case '/':
2497: return TOK_SLASH;
2498: break;
2499:
2500: case '\'':
2501: case '"':
2502: compliment = ch;
2503: md->token_len = 0;
2504: while (!php_stream_eof(md->stream) && (ch = php_stream_getc(md->stream)) && ch != compliment && ch != '<' && ch != '>') {
2505: buff[(md->token_len)++] = ch;
2506:
2507: if (md->token_len == META_DEF_BUFSIZE) {
2508: break;
2509: }
2510: }
2511:
2512: if (ch == '<' || ch == '>') {
2513: /* Was just an apostrohpe */
2514: md->ulc = 1;
2515: md->lc = ch;
2516: }
2517:
2518: /* We don't need to alloc unless we are in a meta tag */
2519: if (md->in_meta) {
2520: md->token_data = (char *) emalloc(md->token_len + 1);
2521: memcpy(md->token_data, buff, md->token_len+1);
2522: }
2523:
2524: return TOK_STRING;
2525: break;
2526:
2527: case '\n':
2528: case '\r':
2529: case '\t':
2530: break;
2531:
2532: case ' ':
2533: return TOK_SPACE;
2534: break;
2535:
2536: default:
2537: if (isalnum(ch)) {
2538: md->token_len = 0;
2539: buff[(md->token_len)++] = ch;
2540: while (!php_stream_eof(md->stream) && (ch = php_stream_getc(md->stream)) && (isalnum(ch) || strchr(PHP_META_HTML401_CHARS, ch))) {
2541: buff[(md->token_len)++] = ch;
2542:
2543: if (md->token_len == META_DEF_BUFSIZE) {
2544: break;
2545: }
2546: }
2547:
2548: /* This is ugly, but we have to replace ungetc */
2549: if (!isalpha(ch) && ch != '-') {
2550: md->ulc = 1;
2551: md->lc = ch;
2552: }
2553:
2554: md->token_data = (char *) emalloc(md->token_len + 1);
2555: memcpy(md->token_data, buff, md->token_len+1);
2556:
2557: return TOK_ID;
2558: } else {
2559: return TOK_OTHER;
2560: }
2561: break;
2562: }
2563: }
2564:
2565: return TOK_EOF;
2566: }
2567: /* }}} */
2568:
2569: #ifdef HAVE_FNMATCH
2570: /* {{{ proto bool fnmatch(string pattern, string filename [, int flags])
2571: Match filename against pattern */
2572: PHP_FUNCTION(fnmatch)
2573: {
2574: char *pattern, *filename;
2575: int pattern_len, filename_len;
2576: long flags = 0;
2577:
2578: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|l", &pattern, &pattern_len, &filename, &filename_len, &flags) == FAILURE) {
2579: return;
2580: }
2581:
2582: if (strlen(pattern) != pattern_len) {
2583: RETURN_FALSE;
2584: }
2585:
2586: if (strlen(filename) != filename_len) {
2587: RETURN_FALSE;
2588: }
2589:
2590: if (filename_len >= MAXPATHLEN) {
2591: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Filename exceeds the maximum allowed length of %d characters", MAXPATHLEN);
2592: RETURN_FALSE;
2593: }
2594: if (pattern_len >= MAXPATHLEN) {
2595: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Pattern exceeds the maximum allowed length of %d characters", MAXPATHLEN);
2596: RETURN_FALSE;
2597: }
2598:
2599: RETURN_BOOL( ! fnmatch( pattern, filename, flags ));
2600: }
2601: /* }}} */
2602: #endif
2603:
2604: /* {{{ proto string sys_get_temp_dir()
2605: Returns directory path used for temporary files */
2606: PHP_FUNCTION(sys_get_temp_dir)
2607: {
2608: if (zend_parse_parameters_none() == FAILURE) {
2609: return;
2610: }
2611: RETURN_STRING((char *)php_get_temporary_directory(), 1);
2612: }
2613: /* }}} */
2614:
2615: /*
2616: * Local variables:
2617: * tab-width: 4
2618: * c-basic-offset: 4
2619: * End:
2620: * vim600: noet sw=4 ts=4 fdm=marker
2621: * vim<600: noet sw=4 ts=4
2622: */