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: | Author: Sascha Schumann <sascha@schumann.cx> |
16: +----------------------------------------------------------------------+
17: */
18:
19: /* $Id: php_functions.c,v 1.1.1.1 2012/02/21 23:48:06 misho Exp $ */
20:
21: #define ZEND_INCLUDE_FULL_WINDOWS_HEADERS
22:
23: #include "php.h"
24: #include "ext/standard/php_smart_str.h"
25: #include "ext/standard/info.h"
26: #include "ext/standard/head.h"
27: #include "php_ini.h"
28: #include "SAPI.h"
29:
30: #define CORE_PRIVATE
31: #include "apr_strings.h"
32: #include "apr_time.h"
33: #include "ap_config.h"
34: #include "util_filter.h"
35: #include "httpd.h"
36: #include "http_config.h"
37: #include "http_request.h"
38: #include "http_core.h"
39: #include "http_protocol.h"
40: #include "http_log.h"
41: #include "http_main.h"
42: #include "util_script.h"
43: #include "http_core.h"
44: #include "ap_mpm.h"
45: #if !defined(WIN32) && !defined(WINNT) && !defined(NETWARE)
46: #include "unixd.h"
47: #endif
48:
49: #include "php_apache.h"
50:
51: #ifdef ZTS
52: int php_apache2_info_id;
53: #else
54: php_apache2_info_struct php_apache2_info;
55: #endif
56:
57: #define SECTION(name) PUTS("<h2>" name "</h2>\n")
58:
59: static request_rec *php_apache_lookup_uri(char *filename TSRMLS_DC)
60: {
61: php_struct *ctx = SG(server_context);
62:
63: if (!filename || !ctx || !ctx->r) {
64: return NULL;
65: }
66:
67: return ap_sub_req_lookup_uri(filename, ctx->r, ctx->r->output_filters);
68: }
69:
70: /* {{{ proto bool virtual(string uri)
71: Perform an apache sub-request */
72: PHP_FUNCTION(virtual)
73: {
74: char *filename;
75: int filename_len;
76: request_rec *rr;
77:
78: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &filename, &filename_len) == FAILURE) {
79: return;
80: }
81:
82: if (!(rr = php_apache_lookup_uri(filename TSRMLS_CC))) {
83: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to include '%s' - URI lookup failed", filename);
84: RETURN_FALSE;
85: }
86:
87: if (rr->status != HTTP_OK) {
88: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to include '%s' - error finding URI", filename);
89: ap_destroy_sub_req(rr);
90: RETURN_FALSE;
91: }
92:
93: /* Flush everything. */
94: php_end_ob_buffers(1 TSRMLS_CC);
95: php_header(TSRMLS_C);
96:
97: /* Ensure that the ap_r* layer for the main request is flushed, to
98: * work around http://issues.apache.org/bugzilla/show_bug.cgi?id=17629 */
99: ap_rflush(rr->main);
100:
101: if (ap_run_sub_req(rr)) {
102: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to include '%s' - request execution failed", filename);
103: ap_destroy_sub_req(rr);
104: RETURN_FALSE;
105: }
106: ap_destroy_sub_req(rr);
107: RETURN_TRUE;
108: }
109: /* }}} */
110:
111: #define ADD_LONG(name) \
112: add_property_long(return_value, #name, rr->name)
113: #define ADD_TIME(name) \
114: add_property_long(return_value, #name, apr_time_sec(rr->name));
115: #define ADD_STRING(name) \
116: if (rr->name) add_property_string(return_value, #name, (char *) rr->name, 1)
117:
118: PHP_FUNCTION(apache_lookup_uri)
119: {
120: request_rec *rr;
121: char *filename;
122: int filename_len;
123:
124: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &filename, &filename_len) == FAILURE) {
125: return;
126: }
127:
128: if (!(rr = php_apache_lookup_uri(filename TSRMLS_CC))) {
129: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to include '%s' - URI lookup failed", filename);
130: RETURN_FALSE;
131: }
132:
133: if (rr->status == HTTP_OK) {
134: object_init(return_value);
135:
136: ADD_LONG(status);
137: ADD_STRING(the_request);
138: ADD_STRING(status_line);
139: ADD_STRING(method);
140: ADD_TIME(mtime);
141: ADD_LONG(clength);
142: #if MODULE_MAGIC_NUMBER < 20020506
143: ADD_STRING(boundary);
144: #endif
145: ADD_STRING(range);
146: ADD_LONG(chunked);
147: ADD_STRING(content_type);
148: ADD_STRING(handler);
149: ADD_LONG(no_cache);
150: ADD_LONG(no_local_copy);
151: ADD_STRING(unparsed_uri);
152: ADD_STRING(uri);
153: ADD_STRING(filename);
154: ADD_STRING(path_info);
155: ADD_STRING(args);
156: ADD_LONG(allowed);
157: ADD_LONG(sent_bodyct);
158: ADD_LONG(bytes_sent);
159: ADD_LONG(mtime);
160: ADD_TIME(request_time);
161:
162: ap_destroy_sub_req(rr);
163: return;
164: }
165:
166: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to include '%s' - error finding URI", filename);
167: ap_destroy_sub_req(rr);
168: RETURN_FALSE;
169: }
170:
171: /* {{{ proto array getallheaders(void)
172: Fetch all HTTP request headers */
173: PHP_FUNCTION(apache_request_headers)
174: {
175: php_struct *ctx;
176: const apr_array_header_t *arr;
177: char *key, *val;
178:
179: if (zend_parse_parameters_none() == FAILURE) {
180: return;
181: }
182:
183: array_init(return_value);
184:
185: ctx = SG(server_context);
186: arr = apr_table_elts(ctx->r->headers_in);
187:
188: APR_ARRAY_FOREACH_OPEN(arr, key, val)
189: if (!val) val = "";
190: add_assoc_string(return_value, key, val, 1);
191: APR_ARRAY_FOREACH_CLOSE()
192: }
193: /* }}} */
194:
195: /* {{{ proto array apache_response_headers(void)
196: Fetch all HTTP response headers */
197: PHP_FUNCTION(apache_response_headers)
198: {
199: php_struct *ctx;
200: const apr_array_header_t *arr;
201: char *key, *val;
202:
203: if (zend_parse_parameters_none() == FAILURE) {
204: return;
205: }
206:
207: array_init(return_value);
208:
209: ctx = SG(server_context);
210: arr = apr_table_elts(ctx->r->headers_out);
211:
212: APR_ARRAY_FOREACH_OPEN(arr, key, val)
213: if (!val) val = "";
214: add_assoc_string(return_value, key, val, 1);
215: APR_ARRAY_FOREACH_CLOSE()
216: }
217: /* }}} */
218:
219: /* {{{ proto string apache_note(string note_name [, string note_value])
220: Get and set Apache request notes */
221: PHP_FUNCTION(apache_note)
222: {
223: php_struct *ctx;
224: char *note_name, *note_val = NULL;
225: int note_name_len, note_val_len;
226: char *old_note_val=NULL;
227:
228: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|s", ¬e_name, ¬e_name_len, ¬e_val, ¬e_val_len) == FAILURE) {
229: return;
230: }
231:
232: ctx = SG(server_context);
233:
234: old_note_val = (char *) apr_table_get(ctx->r->notes, note_name);
235:
236: if (note_val) {
237: apr_table_set(ctx->r->notes, note_name, note_val);
238: }
239:
240: if (old_note_val) {
241: RETURN_STRING(old_note_val, 1);
242: }
243:
244: RETURN_FALSE;
245: }
246: /* }}} */
247:
248:
249: /* {{{ proto bool apache_setenv(string variable, string value [, bool walk_to_top])
250: Set an Apache subprocess_env variable */
251: /*
252: * XXX this doesn't look right. shouldn't it be the parent ?*/
253: PHP_FUNCTION(apache_setenv)
254: {
255: php_struct *ctx;
256: char *variable=NULL, *string_val=NULL;
257: int variable_len, string_val_len;
258: zend_bool walk_to_top = 0;
259: int arg_count = ZEND_NUM_ARGS();
260: request_rec *r;
261:
262: if (zend_parse_parameters(arg_count TSRMLS_CC, "ss|b", &variable, &variable_len, &string_val, &string_val_len, &walk_to_top) == FAILURE) {
263: return;
264: }
265:
266: ctx = SG(server_context);
267:
268: r = ctx->r;
269: if (arg_count == 3) {
270: if (walk_to_top) {
271: while(r->prev) {
272: r = r->prev;
273: }
274: }
275: }
276:
277: apr_table_set(r->subprocess_env, variable, string_val);
278:
279: RETURN_TRUE;
280: }
281: /* }}} */
282:
283: /* {{{ proto bool apache_getenv(string variable [, bool walk_to_top])
284: Get an Apache subprocess_env variable */
285: /*
286: * XXX: shouldn't this be the parent not the 'prev'
287: */
288: PHP_FUNCTION(apache_getenv)
289: {
290: php_struct *ctx;
291: char *variable=NULL;
292: int variable_len;
293: zend_bool walk_to_top = 0;
294: int arg_count = ZEND_NUM_ARGS();
295: char *env_val=NULL;
296: request_rec *r;
297:
298: if (zend_parse_parameters(arg_count TSRMLS_CC, "s|b", &variable, &variable_len, &walk_to_top) == FAILURE) {
299: return;
300: }
301:
302: ctx = SG(server_context);
303:
304: r = ctx->r;
305: if (arg_count == 2) {
306: if (walk_to_top) {
307: while(r->prev) {
308: r = r->prev;
309: }
310: }
311: }
312:
313: env_val = (char*) apr_table_get(r->subprocess_env, variable);
314:
315: if (env_val != NULL) {
316: RETURN_STRING(env_val, 1);
317: }
318:
319: RETURN_FALSE;
320: }
321: /* }}} */
322:
323: static char *php_apache_get_version()
324: {
325: #if MODULE_MAGIC_NUMBER_MAJOR >= 20060905
326: return (char *) ap_get_server_banner();
327: #else
328: return (char *) ap_get_server_version();
329: #endif
330: }
331:
332: /* {{{ proto string apache_get_version(void)
333: Fetch Apache version */
334: PHP_FUNCTION(apache_get_version)
335: {
336: char *apv = php_apache_get_version();
337:
338: if (apv && *apv) {
339: RETURN_STRING(apv, 1);
340: } else {
341: RETURN_FALSE;
342: }
343: }
344: /* }}} */
345:
346: /* {{{ proto array apache_get_modules(void)
347: Get a list of loaded Apache modules */
348: PHP_FUNCTION(apache_get_modules)
349: {
350: int n;
351: char *p;
352:
353: array_init(return_value);
354:
355: for (n = 0; ap_loaded_modules[n]; ++n) {
356: char *s = (char *) ap_loaded_modules[n]->name;
357: if ((p = strchr(s, '.'))) {
358: add_next_index_stringl(return_value, s, (p - s), 1);
359: } else {
360: add_next_index_string(return_value, s, 1);
361: }
362: }
363: }
364: /* }}} */
365:
366: PHP_MINFO_FUNCTION(apache)
367: {
368: char *apv = php_apache_get_version();
369: smart_str tmp1 = {0};
370: char tmp[1024];
371: int n, max_requests;
372: char *p;
373: server_rec *serv = ((php_struct *) SG(server_context))->r->server;
374: #if !defined(WIN32) && !defined(WINNT) && !defined(NETWARE)
375: #if MODULE_MAGIC_NUMBER_MAJOR >= 20081201
376: AP_DECLARE_DATA extern unixd_config_rec ap_unixd_config;
377: #else
378: AP_DECLARE_DATA extern unixd_config_rec unixd_config;
379: #endif
380: #endif
381:
382: for (n = 0; ap_loaded_modules[n]; ++n) {
383: char *s = (char *) ap_loaded_modules[n]->name;
384: if ((p = strchr(s, '.'))) {
385: smart_str_appendl(&tmp1, s, (p - s));
386: } else {
387: smart_str_appends(&tmp1, s);
388: }
389: smart_str_appendc(&tmp1, ' ');
390: }
391: if ((tmp1.len - 1) >= 0) {
392: tmp1.c[tmp1.len - 1] = '\0';
393: }
394:
395: php_info_print_table_start();
396: if (apv && *apv) {
397: php_info_print_table_row(2, "Apache Version", apv);
398: }
399: snprintf(tmp, sizeof(tmp), "%d", MODULE_MAGIC_NUMBER);
400: php_info_print_table_row(2, "Apache API Version", tmp);
401:
402: if (serv->server_admin && *(serv->server_admin)) {
403: php_info_print_table_row(2, "Server Administrator", serv->server_admin);
404: }
405:
406: snprintf(tmp, sizeof(tmp), "%s:%u", serv->server_hostname, serv->port);
407: php_info_print_table_row(2, "Hostname:Port", tmp);
408:
409: #if !defined(WIN32) && !defined(WINNT) && !defined(NETWARE)
410: #if MODULE_MAGIC_NUMBER_MAJOR >= 20081201
411: snprintf(tmp, sizeof(tmp), "%s(%d)/%d", ap_unixd_config.user_name, ap_unixd_config.user_id, ap_unixd_config.group_id);
412: #else
413: snprintf(tmp, sizeof(tmp), "%s(%d)/%d", unixd_config.user_name, unixd_config.user_id, unixd_config.group_id);
414: #endif
415: php_info_print_table_row(2, "User/Group", tmp);
416: #endif
417:
418: ap_mpm_query(AP_MPMQ_MAX_REQUESTS_DAEMON, &max_requests);
419: snprintf(tmp, sizeof(tmp), "Per Child: %d - Keep Alive: %s - Max Per Connection: %d", max_requests, (serv->keep_alive ? "on":"off"), serv->keep_alive_max);
420: php_info_print_table_row(2, "Max Requests", tmp);
421:
422: apr_snprintf(tmp, sizeof tmp,
423: "Connection: %" APR_TIME_T_FMT " - Keep-Alive: %" APR_TIME_T_FMT,
424: apr_time_sec(serv->timeout), apr_time_sec(serv->keep_alive_timeout));
425: php_info_print_table_row(2, "Timeouts", tmp);
426:
427: php_info_print_table_row(2, "Virtual Server", (serv->is_virtual ? "Yes" : "No"));
428: php_info_print_table_row(2, "Server Root", ap_server_root);
429: php_info_print_table_row(2, "Loaded Modules", tmp1.c);
430:
431: smart_str_free(&tmp1);
432: php_info_print_table_end();
433:
434: DISPLAY_INI_ENTRIES();
435:
436: {
437: const apr_array_header_t *arr = apr_table_elts(((php_struct *) SG(server_context))->r->subprocess_env);
438: char *key, *val;
439:
440: SECTION("Apache Environment");
441: php_info_print_table_start();
442: php_info_print_table_header(2, "Variable", "Value");
443: APR_ARRAY_FOREACH_OPEN(arr, key, val)
444: if (!val) {
445: val = "";
446: }
447: php_info_print_table_row(2, key, val);
448: APR_ARRAY_FOREACH_CLOSE()
449:
450: php_info_print_table_end();
451:
452: SECTION("HTTP Headers Information");
453: php_info_print_table_start();
454: php_info_print_table_colspan_header(2, "HTTP Request Headers");
455: php_info_print_table_row(2, "HTTP Request", ((php_struct *) SG(server_context))->r->the_request);
456:
457: arr = apr_table_elts(((php_struct *) SG(server_context))->r->headers_in);
458: APR_ARRAY_FOREACH_OPEN(arr, key, val)
459: if (!val) {
460: val = "";
461: }
462: php_info_print_table_row(2, key, val);
463: APR_ARRAY_FOREACH_CLOSE()
464:
465: php_info_print_table_colspan_header(2, "HTTP Response Headers");
466: arr = apr_table_elts(((php_struct *) SG(server_context))->r->headers_out);
467: APR_ARRAY_FOREACH_OPEN(arr, key, val)
468: if (!val) {
469: val = "";
470: }
471: php_info_print_table_row(2, key, val);
472: APR_ARRAY_FOREACH_CLOSE()
473:
474: php_info_print_table_end();
475: }
476: }
477:
478: /* {{{ arginfo */
479: ZEND_BEGIN_ARG_INFO_EX(arginfo_apache2handler_lookup_uri, 0, 0, 1)
480: ZEND_ARG_INFO(0, filename)
481: ZEND_END_ARG_INFO()
482:
483: ZEND_BEGIN_ARG_INFO_EX(arginfo_apache2handler_virtual, 0, 0, 1)
484: ZEND_ARG_INFO(0, uri)
485: ZEND_END_ARG_INFO()
486:
487: ZEND_BEGIN_ARG_INFO(arginfo_apache2handler_response_headers, 0)
488: ZEND_END_ARG_INFO()
489:
490: ZEND_BEGIN_ARG_INFO(arginfo_apache2handler_getallheaders, 0)
491: ZEND_END_ARG_INFO()
492:
493: ZEND_BEGIN_ARG_INFO_EX(arginfo_apache2handler_note, 0, 0, 1)
494: ZEND_ARG_INFO(0, note_name)
495: ZEND_ARG_INFO(0, note_value)
496: ZEND_END_ARG_INFO()
497:
498: ZEND_BEGIN_ARG_INFO_EX(arginfo_apache2handler_setenv, 0, 0, 2)
499: ZEND_ARG_INFO(0, variable)
500: ZEND_ARG_INFO(0, value)
501: ZEND_ARG_INFO(0, walk_to_top)
502: ZEND_END_ARG_INFO()
503:
504: ZEND_BEGIN_ARG_INFO_EX(arginfo_apache2handler_getenv, 0, 0, 1)
505: ZEND_ARG_INFO(0, variable)
506: ZEND_ARG_INFO(0, walk_to_top)
507: ZEND_END_ARG_INFO()
508:
509: ZEND_BEGIN_ARG_INFO(arginfo_apache2handler_get_version, 0)
510: ZEND_END_ARG_INFO()
511:
512: ZEND_BEGIN_ARG_INFO(arginfo_apache2handler_get_modules, 0)
513: ZEND_END_ARG_INFO()
514: /* }}} */
515:
516: static const zend_function_entry apache_functions[] = {
517: PHP_FE(apache_lookup_uri, arginfo_apache2handler_lookup_uri)
518: PHP_FE(virtual, arginfo_apache2handler_virtual)
519: PHP_FE(apache_request_headers, arginfo_apache2handler_getallheaders)
520: PHP_FE(apache_response_headers, arginfo_apache2handler_response_headers)
521: PHP_FE(apache_setenv, arginfo_apache2handler_setenv)
522: PHP_FE(apache_getenv, arginfo_apache2handler_getenv)
523: PHP_FE(apache_note, arginfo_apache2handler_note)
524: PHP_FE(apache_get_version, arginfo_apache2handler_get_version)
525: PHP_FE(apache_get_modules, arginfo_apache2handler_get_modules)
526: PHP_FALIAS(getallheaders, apache_request_headers, arginfo_apache2handler_getallheaders)
527: {NULL, NULL, NULL}
528: };
529:
530: PHP_INI_BEGIN()
531: STD_PHP_INI_ENTRY("xbithack", "0", PHP_INI_ALL, OnUpdateLong, xbithack, php_apache2_info_struct, php_apache2_info)
532: STD_PHP_INI_ENTRY("engine", "1", PHP_INI_ALL, OnUpdateLong, engine, php_apache2_info_struct, php_apache2_info)
533: STD_PHP_INI_ENTRY("last_modified", "0", PHP_INI_ALL, OnUpdateLong, last_modified, php_apache2_info_struct, php_apache2_info)
534: PHP_INI_END()
535:
536: static PHP_MINIT_FUNCTION(apache)
537: {
538: #ifdef ZTS
539: ts_allocate_id(&php_apache2_info_id, sizeof(php_apache2_info_struct), (ts_allocate_ctor) NULL, NULL);
540: #endif
541: REGISTER_INI_ENTRIES();
542: return SUCCESS;
543: }
544:
545: static PHP_MSHUTDOWN_FUNCTION(apache)
546: {
547: UNREGISTER_INI_ENTRIES();
548: return SUCCESS;
549: }
550:
551: zend_module_entry php_apache_module = {
552: STANDARD_MODULE_HEADER,
553: "apache2handler",
554: apache_functions,
555: PHP_MINIT(apache),
556: PHP_MSHUTDOWN(apache),
557: NULL,
558: NULL,
559: PHP_MINFO(apache),
560: NULL,
561: STANDARD_MODULE_PROPERTIES
562: };
563:
564: /*
565: * Local variables:
566: * tab-width: 4
567: * c-basic-offset: 4
568: * End:
569: * vim600: sw=4 ts=4 fdm=marker
570: * vim<600: sw=4 ts=4
571: */
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