Annotation of embedaddon/php/sapi/apache/mod_php5.c, revision 1.1.1.1
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: | (with helpful hints from Dean Gaudet <dgaudet@arctic.org> |
17: | PHP 4.0 patches by Zeev Suraski <zeev@zend.com> |
18: +----------------------------------------------------------------------+
19: */
20: /* $Id: mod_php5.c 321634 2012-01-01 13:15:04Z felipe $ */
21:
22: #include "php_apache_http.h"
23: #include "http_conf_globals.h"
24:
25: #ifdef NETWARE
26: #define SIGPIPE SIGINT
27: #endif
28:
29: #undef shutdown
30:
31: /* {{{ Prototypes
32: */
33: int apache_php_module_main(request_rec *r, int display_source_mode TSRMLS_DC);
34: static void php_save_umask(void);
35: static void php_restore_umask(void);
36: static int sapi_apache_read_post(char *buffer, uint count_bytes TSRMLS_DC);
37: static char *sapi_apache_read_cookies(TSRMLS_D);
38: static int sapi_apache_header_handler(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC);
39: static int sapi_apache_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC);
40: static int send_php(request_rec *r, int display_source_mode, char *filename);
41: static int send_parsed_php(request_rec * r);
42: static int send_parsed_php_source(request_rec * r);
43: static int php_xbithack_handler(request_rec * r);
44: static void php_init_handler(server_rec *s, pool *p);
45: /* }}} */
46:
47: #if MODULE_MAGIC_NUMBER >= 19970728
48: static void php_child_exit_handler(server_rec *s, pool *p);
49: #endif
50:
51: #if MODULE_MAGIC_NUMBER > 19961007
52: #define CONST_PREFIX const
53: #else
54: #define CONST_PREFIX
55: #endif
56: static CONST_PREFIX char *php_apache_value_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode);
57: static CONST_PREFIX char *php_apache_value_handler(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2);
58: static CONST_PREFIX char *php_apache_admin_value_handler(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2);
59: static CONST_PREFIX char *php_apache_flag_handler(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2);
60: static CONST_PREFIX char *php_apache_flag_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode);
61: static CONST_PREFIX char *php_apache_admin_flag_handler(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2);
62:
63: /* ### these should be defined in mod_php5.h or somewhere else */
64: #define USE_PATH 1
65: #define IGNORE_URL 2
66: #define MAX_STATUS_LENGTH sizeof("xxxx LONGEST POSSIBLE STATUS DESCRIPTION")
67:
68: module MODULE_VAR_EXPORT php5_module;
69:
70: int saved_umask;
71: static unsigned char apache_php_initialized;
72:
73: typedef struct _php_per_dir_entry {
74: char *key;
75: char *value;
76: uint key_length;
77: uint value_length;
78: int type;
79: char htaccess;
80: } php_per_dir_entry;
81:
82: /* some systems are missing these from their header files */
83:
84: /* {{{ php_save_umask
85: */
86: static void php_save_umask(void)
87: {
88: saved_umask = umask(077);
89: umask(saved_umask);
90: }
91: /* }}} */
92:
93: /* {{{ sapi_apache_ub_write
94: */
95: static int sapi_apache_ub_write(const char *str, uint str_length TSRMLS_DC)
96: {
97: int ret=0;
98:
99: if (SG(server_context)) {
100: ret = rwrite(str, str_length, (request_rec *) SG(server_context));
101: }
102: if (ret != str_length) {
103: php_handle_aborted_connection();
104: }
105: return ret;
106: }
107: /* }}} */
108:
109: /* {{{ sapi_apache_flush
110: */
111: static void sapi_apache_flush(void *server_context)
112: {
113: if (server_context) {
114: #if MODULE_MAGIC_NUMBER > 19970110
115: rflush((request_rec *) server_context);
116: #else
117: bflush((request_rec *) server_context->connection->client);
118: #endif
119: }
120: }
121: /* }}} */
122:
123: /* {{{ sapi_apache_read_post
124: */
125: static int sapi_apache_read_post(char *buffer, uint count_bytes TSRMLS_DC)
126: {
127: int total_read_bytes=0, read_bytes;
128: request_rec *r = (request_rec *) SG(server_context);
129: void (*handler)(int);
130:
131: /*
132: * This handles the situation where the browser sends a Expect: 100-continue header
133: * and needs to recieve confirmation from the server on whether or not it can send
134: * the rest of the request. RFC 2616
135: *
136: */
137: if (!SG(read_post_bytes) && !ap_should_client_block(r)) {
138: return total_read_bytes;
139: }
140:
141: handler = signal(SIGPIPE, SIG_IGN);
142: while (total_read_bytes<count_bytes) {
143: hard_timeout("Read POST information", r); /* start timeout timer */
144: read_bytes = get_client_block(r, buffer+total_read_bytes, count_bytes-total_read_bytes);
145: reset_timeout(r);
146: if (read_bytes<=0) {
147: break;
148: }
149: total_read_bytes += read_bytes;
150: }
151: signal(SIGPIPE, handler);
152: return total_read_bytes;
153: }
154: /* }}} */
155:
156: /* {{{ sapi_apache_read_cookies
157: */
158: static char *sapi_apache_read_cookies(TSRMLS_D)
159: {
160: return (char *) table_get(((request_rec *) SG(server_context))->subprocess_env, "HTTP_COOKIE");
161: }
162: /* }}} */
163:
164: /* {{{ sapi_apache_header_handler
165: */
166: static int sapi_apache_header_handler(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC)
167: {
168: char *header_name, *header_content, *p;
169: request_rec *r = (request_rec *) SG(server_context);
170: if(!r) {
171: return 0;
172: }
173:
174: switch(op) {
175: case SAPI_HEADER_DELETE_ALL:
176: clear_table(r->headers_out);
177: return 0;
178:
179: case SAPI_HEADER_DELETE:
180: table_unset(r->headers_out, sapi_header->header);
181: return 0;
182:
183: case SAPI_HEADER_ADD:
184: case SAPI_HEADER_REPLACE:
185: header_name = sapi_header->header;
186:
187: header_content = p = strchr(header_name, ':');
188: if (!p) {
189: return 0;
190: }
191:
192: *p = 0;
193: do {
194: header_content++;
195: } while (*header_content==' ');
196:
197: if (!strcasecmp(header_name, "Content-Type")) {
198: r->content_type = pstrdup(r->pool, header_content);
199: } else if (!strcasecmp(header_name, "Content-Length")) {
200: ap_set_content_length(r, strtol(header_content, (char **)NULL, 10));
201: } else if (!strcasecmp(header_name, "Set-Cookie")) {
202: table_add(r->headers_out, header_name, header_content);
203: } else if (op == SAPI_HEADER_REPLACE) {
204: table_set(r->headers_out, header_name, header_content);
205: } else {
206: table_add(r->headers_out, header_name, header_content);
207: }
208:
209: *p = ':'; /* a well behaved header handler shouldn't change its original arguments */
210:
211: return SAPI_HEADER_ADD;
212:
213: default:
214: return 0;
215: }
216: }
217: /* }}} */
218:
219: /* {{{ sapi_apache_send_headers
220: */
221: static int sapi_apache_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
222: {
223: request_rec *r = SG(server_context);
224: const char *sline = SG(sapi_headers).http_status_line;
225: int sline_len;
226:
227: if(r == NULL) { /* server_context is not here anymore */
228: return SAPI_HEADER_SEND_FAILED;
229: }
230:
231: r->status = SG(sapi_headers).http_response_code;
232:
233: /* httpd requires that r->status_line is set to the first digit of
234: * the status-code: */
235: if (sline && ((sline_len = strlen(sline)) > 12) && strncmp(sline, "HTTP/1.", 7) == 0 && sline[8] == ' ' && sline[12] == ' ') {
236: if ((sline_len - 9) > MAX_STATUS_LENGTH) {
237: r->status_line = ap_pstrndup(r->pool, sline + 9, MAX_STATUS_LENGTH);
238: } else {
239: r->status_line = ap_pstrndup(r->pool, sline + 9, sline_len - 9);
240: }
241: }
242:
243: if(r->status==304) {
244: send_error_response(r,0);
245: } else {
246: send_http_header(r);
247: }
248: return SAPI_HEADER_SENT_SUCCESSFULLY;
249: }
250: /* }}} */
251:
252: /* {{{ sapi_apache_register_server_variables
253: */
254: static void sapi_apache_register_server_variables(zval *track_vars_array TSRMLS_DC)
255: {
256: register int i;
257: array_header *arr = table_elts(((request_rec *) SG(server_context))->subprocess_env);
258: table_entry *elts = (table_entry *) arr->elts;
259: zval **path_translated;
260: HashTable *symbol_table;
261: unsigned int new_val_len;
262:
263: for (i = 0; i < arr->nelts; i++) {
264: char *val;
265: int val_len;
266:
267: if (elts[i].val) {
268: val = elts[i].val;
269: } else {
270: val = "";
271: }
272: val_len = strlen(val);
273: if (sapi_module.input_filter(PARSE_SERVER, elts[i].key, &val, val_len, &new_val_len TSRMLS_CC)) {
274: php_register_variable_safe(elts[i].key, val, new_val_len, track_vars_array TSRMLS_CC);
275: }
276: }
277:
278: /* If PATH_TRANSLATED doesn't exist, copy it from SCRIPT_FILENAME */
279: if (track_vars_array) {
280: symbol_table = track_vars_array->value.ht;
281: } else if (PG(register_globals)) {
282: /* should never happen nowadays */
283: symbol_table = EG(active_symbol_table);
284: } else {
285: symbol_table = NULL;
286: }
287: if (symbol_table
288: && !zend_hash_exists(symbol_table, "PATH_TRANSLATED", sizeof("PATH_TRANSLATED"))
289: && zend_hash_find(symbol_table, "SCRIPT_FILENAME", sizeof("SCRIPT_FILENAME"), (void **) &path_translated)==SUCCESS) {
290: php_register_variable("PATH_TRANSLATED", Z_STRVAL_PP(path_translated), track_vars_array TSRMLS_CC);
291: }
292:
293: if (sapi_module.input_filter(PARSE_SERVER, "PHP_SELF", &((request_rec *) SG(server_context))->uri, strlen(((request_rec *) SG(server_context))->uri), &new_val_len TSRMLS_CC)) {
294: php_register_variable("PHP_SELF", ((request_rec *) SG(server_context))->uri, track_vars_array TSRMLS_CC);
295: }
296: }
297: /* }}} */
298:
299: /* {{{ php_apache_startup
300: */
301: static int php_apache_startup(sapi_module_struct *sapi_module)
302: {
303: if (php_module_startup(sapi_module, &apache_module_entry, 1) == FAILURE) {
304: return FAILURE;
305: } else {
306: return SUCCESS;
307: }
308: }
309: /* }}} */
310:
311: /* {{{ php_apache_log_message
312: */
313: static void php_apache_log_message(char *message)
314: {
315: TSRMLS_FETCH();
316:
317: if (SG(server_context)) {
318: #if MODULE_MAGIC_NUMBER >= 19970831
319: aplog_error(NULL, 0, APLOG_ERR | APLOG_NOERRNO, ((request_rec *) SG(server_context))->server, "%s", message);
320: #else
321: log_error(message, ((request_rec *) SG(server_context))->server);
322: #endif
323: } else {
324: fprintf(stderr, "%s\n", message);
325: }
326: }
327: /* }}} */
328:
329: /* {{{ php_apache_request_shutdown
330: */
331: static void php_apache_request_shutdown(void *dummy)
332: {
333: TSRMLS_FETCH();
334:
335: php_output_set_status(0 TSRMLS_CC);
336: if (AP(in_request)) {
337: AP(in_request) = 0;
338: php_request_shutdown(dummy);
339: }
340: SG(server_context) = NULL;
341: /*
342: * The server context (request) is NOT invalid by the time
343: * run_cleanups() is called
344: */
345: }
346: /* }}} */
347:
348: /* {{{ php_apache_sapi_activate
349: */
350: static int php_apache_sapi_activate(TSRMLS_D)
351: {
352: request_rec *r = (request_rec *) SG(server_context);
353:
354: /*
355: * For the Apache module version, this bit of code registers a cleanup
356: * function that gets triggered when our request pool is destroyed.
357: * We need this because at any point in our code we can be interrupted
358: * and that may happen before we have had time to free our memory.
359: * The php_request_shutdown function needs to free all outstanding allocated
360: * memory.
361: */
362: block_alarms();
363: register_cleanup(r->pool, NULL, php_apache_request_shutdown, php_request_shutdown_for_exec);
364: AP(in_request)=1;
365: unblock_alarms();
366:
367: /* Override the default headers_only value - sometimes "GET" requests should actually only
368: * send headers.
369: */
370: SG(request_info).headers_only = r->header_only;
371: return SUCCESS;
372: }
373: /* }}} */
374:
375: /* {{{ php_apache_get_stat
376: */
377: static struct stat *php_apache_get_stat(TSRMLS_D)
378: {
379: return &((request_rec *) SG(server_context))->finfo;
380: }
381: /* }}} */
382:
383: /* {{{ php_apache_getenv
384: */
385: static char *php_apache_getenv(char *name, size_t name_len TSRMLS_DC)
386: {
387: if (SG(server_context) == NULL) {
388: return NULL;
389: }
390:
391: return (char *) table_get(((request_rec *) SG(server_context))->subprocess_env, name);
392: }
393: /* }}} */
394:
395: /* {{{ sapi_apache_get_fd
396: */
397: static int sapi_apache_get_fd(int *nfd TSRMLS_DC)
398: {
399: #if PHP_APACHE_HAVE_CLIENT_FD
400: request_rec *r = SG(server_context);
401: int fd;
402:
403: fd = r->connection->client->fd;
404:
405: if (fd >= 0) {
406: if (nfd) *nfd = fd;
407: return SUCCESS;
408: }
409: #endif
410: return FAILURE;
411: }
412: /* }}} */
413:
414: /* {{{ sapi_apache_force_http_10
415: */
416: static int sapi_apache_force_http_10(TSRMLS_D)
417: {
418: request_rec *r = SG(server_context);
419:
420: r->proto_num = HTTP_VERSION(1,0);
421:
422: return SUCCESS;
423: }
424: /* }}} */
425:
426: /* {{{ sapi_apache_get_target_uid
427: */
428: static int sapi_apache_get_target_uid(uid_t *obj TSRMLS_DC)
429: {
430: *obj = ap_user_id;
431: return SUCCESS;
432: }
433: /* }}} */
434:
435: /* {{{ sapi_apache_get_target_gid
436: */
437: static int sapi_apache_get_target_gid(gid_t *obj TSRMLS_DC)
438: {
439: *obj = ap_group_id;
440: return SUCCESS;
441: }
442: /* }}} */
443:
444: /* {{{ php_apache_get_request_time
445: */
446: static time_t php_apache_get_request_time(TSRMLS_D)
447: {
448: return ((request_rec *)SG(server_context))->request_time;
449: }
450: /* }}} */
451:
452: /* {{{ sapi_apache_child_terminate
453: */
454: static void sapi_apache_child_terminate(TSRMLS_D)
455: {
456: #ifndef MULTITHREAD
457: ap_child_terminate((request_rec *)SG(server_context));
458: #endif
459: }
460: /* }}} */
461:
462: /* {{{ sapi_module_struct apache_sapi_module
463: */
464: static sapi_module_struct apache_sapi_module = {
465: "apache", /* name */
466: "Apache", /* pretty name */
467:
468: php_apache_startup, /* startup */
469: php_module_shutdown_wrapper, /* shutdown */
470:
471: php_apache_sapi_activate, /* activate */
472: NULL, /* deactivate */
473:
474: sapi_apache_ub_write, /* unbuffered write */
475: sapi_apache_flush, /* flush */
476: php_apache_get_stat, /* get uid */
477: php_apache_getenv, /* getenv */
478:
479: php_error, /* error handler */
480:
481: sapi_apache_header_handler, /* header handler */
482: sapi_apache_send_headers, /* send headers handler */
483: NULL, /* send header handler */
484:
485: sapi_apache_read_post, /* read POST data */
486: sapi_apache_read_cookies, /* read Cookies */
487:
488: sapi_apache_register_server_variables, /* register server variables */
489: php_apache_log_message, /* Log message */
490: php_apache_get_request_time, /* Get request time */
491: sapi_apache_child_terminate,
492:
493: NULL, /* php.ini path override */
494:
495: #ifdef PHP_WIN32
496: NULL,
497: NULL,
498: #else
499: block_alarms, /* Block interruptions */
500: unblock_alarms, /* Unblock interruptions */
501: #endif
502:
503: NULL, /* default post reader */
504: NULL, /* treat data */
505: NULL, /* exe location */
506: 0, /* ini ignore */
507: sapi_apache_get_fd,
508: sapi_apache_force_http_10,
509: sapi_apache_get_target_uid,
510: sapi_apache_get_target_gid
511: };
512: /* }}} */
513:
514: /* {{{ php_restore_umask
515: */
516: static void php_restore_umask(void)
517: {
518: umask(saved_umask);
519: }
520: /* }}} */
521:
522: /* {{{ init_request_info
523: */
524: static void init_request_info(TSRMLS_D)
525: {
526: request_rec *r = ((request_rec *) SG(server_context));
527: char *content_length = (char *) table_get(r->subprocess_env, "CONTENT_LENGTH");
528: const char *authorization=NULL;
529: char *tmp, *tmp_user;
530:
531: SG(request_info).query_string = r->args;
532: SG(request_info).path_translated = r->filename;
533: SG(request_info).request_uri = r->uri;
534: SG(request_info).request_method = (char *)r->method;
535: SG(request_info).content_type = (char *) table_get(r->subprocess_env, "CONTENT_TYPE");
536: SG(request_info).content_length = (content_length ? atol(content_length) : 0);
537: SG(sapi_headers).http_response_code = r->status;
538: SG(request_info).proto_num = r->proto_num;
539:
540: if (r->headers_in) {
541: authorization = table_get(r->headers_in, "Authorization");
542: }
543:
544: SG(request_info).auth_user = NULL;
545: SG(request_info).auth_password = NULL;
546: SG(request_info).auth_digest = NULL;
547:
548: if (authorization && (!PG(safe_mode) || (PG(safe_mode) && !auth_type(r)))) {
549: char *p = getword(r->pool, &authorization, ' ');
550: if (!strcasecmp(p, "Basic")) {
551: tmp = uudecode(r->pool, authorization);
552: tmp_user = getword_nulls_nc(r->pool, &tmp, ':');
553: if (tmp_user) {
554: r->connection->user = pstrdup(r->connection->pool, tmp_user);
555: r->connection->ap_auth_type = "Basic";
556: SG(request_info).auth_user = estrdup(tmp_user);
557: }
558: if (tmp) {
559: SG(request_info).auth_password = estrdup(tmp);
560: }
561: } else if (!strcasecmp(p, "Digest")) {
562: r->connection->ap_auth_type = "Digest";
563: SG(request_info).auth_digest = estrdup(authorization);
564: }
565: }
566: }
567: /* }}} */
568:
569: /* {{{ php_apache_alter_ini_entries
570: */
571: static int php_apache_alter_ini_entries(php_per_dir_entry *per_dir_entry TSRMLS_DC)
572: {
573: zend_alter_ini_entry(per_dir_entry->key, per_dir_entry->key_length+1, per_dir_entry->value, per_dir_entry->value_length, per_dir_entry->type, per_dir_entry->htaccess?PHP_INI_STAGE_HTACCESS:PHP_INI_STAGE_ACTIVATE);
574: return 0;
575: }
576: /* }}} */
577:
578: /* {{{ php_apache_get_default_mimetype
579: */
580: static char *php_apache_get_default_mimetype(request_rec *r TSRMLS_DC)
581: {
582:
583: char *mimetype;
584: if (SG(default_mimetype) || SG(default_charset)) {
585: /* Assume output will be of the default MIME type. Individual
586: scripts may change this later. */
587: char *tmpmimetype;
588: tmpmimetype = sapi_get_default_content_type(TSRMLS_C);
589: mimetype = pstrdup(r->pool, tmpmimetype);
590: efree(tmpmimetype);
591: } else {
592: mimetype = SAPI_DEFAULT_MIMETYPE "; charset=" SAPI_DEFAULT_CHARSET;
593: }
594: return mimetype;
595: }
596: /* }}} */
597:
598: /* {{{ send_php
599: */
600: static int send_php(request_rec *r, int display_source_mode, char *filename)
601: {
602: int retval;
603: HashTable *per_dir_conf;
604: TSRMLS_FETCH();
605:
606: if (AP(in_request)) {
607: zend_file_handle fh;
608:
609: fh.filename = r->filename;
610: fh.opened_path = NULL;
611: fh.free_filename = 0;
612: fh.type = ZEND_HANDLE_FILENAME;
613:
614: zend_execute_scripts(ZEND_INCLUDE TSRMLS_CC, NULL, 1, &fh);
615: return OK;
616: }
617:
618: SG(server_context) = r;
619:
620: zend_first_try {
621:
622: /* Make sure file exists */
623: if (filename == NULL && r->finfo.st_mode == 0) {
624: return DECLINED;
625: }
626:
627: per_dir_conf = (HashTable *) get_module_config(r->per_dir_config, &php5_module);
628: if (per_dir_conf) {
629: zend_hash_apply((HashTable *) per_dir_conf, (apply_func_t) php_apache_alter_ini_entries TSRMLS_CC);
630: }
631:
632: /* If PHP parser engine has been turned off with an "engine off"
633: * directive, then decline to handle this request
634: */
635: if (!AP(engine)) {
636: r->content_type = php_apache_get_default_mimetype(r TSRMLS_CC);
637: zend_try {
638: zend_ini_deactivate(TSRMLS_C);
639: } zend_end_try();
640: return DECLINED;
641: }
642: if (filename == NULL) {
643: filename = r->filename;
644: }
645:
646: /* Apache 1.2 has a more complex mechanism for reading POST data */
647: #if MODULE_MAGIC_NUMBER > 19961007
648: if ((retval = setup_client_block(r, REQUEST_CHUNKED_DECHUNK))) {
649: zend_try {
650: zend_ini_deactivate(TSRMLS_C);
651: } zend_end_try();
652: return retval;
653: }
654: #endif
655:
656: if (AP(last_modified)) {
657: #if MODULE_MAGIC_NUMBER < 19970912
658: if ((retval = set_last_modified(r, r->finfo.st_mtime))) {
659: zend_try {
660: zend_ini_deactivate(TSRMLS_C);
661: } zend_end_try();
662: return retval;
663: }
664: #else
665: update_mtime (r, r->finfo.st_mtime);
666: set_last_modified(r);
667: set_etag(r);
668: #endif
669: }
670: /* Assume output will be of the default MIME type. Individual
671: scripts may change this later in the request. */
672: r->content_type = php_apache_get_default_mimetype(r TSRMLS_CC);
673:
674: /* Init timeout */
675: hard_timeout("send", r);
676:
677: php_save_umask();
678: add_common_vars(r);
679: add_cgi_vars(r);
680:
681: init_request_info(TSRMLS_C);
682: apache_php_module_main(r, display_source_mode TSRMLS_CC);
683:
684: /* Done, restore umask, turn off timeout, close file and return */
685: php_restore_umask();
686: kill_timeout(r);
687: } zend_end_try();
688:
689: return OK;
690: }
691: /* }}} */
692:
693: /* {{{ send_parsed_php
694: */
695: static int send_parsed_php(request_rec * r)
696: {
697: int result = send_php(r, 0, NULL);
698: TSRMLS_FETCH();
699:
700: ap_table_setn(r->notes, "mod_php_memory_usage",
701: ap_psprintf(r->pool, "%lu", zend_memory_peak_usage(1 TSRMLS_CC)));
702:
703: return result;
704: }
705: /* }}} */
706:
707: /* {{{ send_parsed_php_source
708: */
709: static int send_parsed_php_source(request_rec * r)
710: {
711: return send_php(r, 1, NULL);
712: }
713: /* }}} */
714:
715: /* {{{ destroy_per_dir_entry
716: */
717: static void destroy_per_dir_entry(php_per_dir_entry *per_dir_entry)
718: {
719: free(per_dir_entry->key);
720: free(per_dir_entry->value);
721: }
722: /* }}} */
723:
724: /* {{{ copy_per_dir_entry
725: */
726: static void copy_per_dir_entry(php_per_dir_entry *per_dir_entry)
727: {
728: php_per_dir_entry tmp = *per_dir_entry;
729:
730: per_dir_entry->key = (char *) malloc(tmp.key_length+1);
731: memcpy(per_dir_entry->key, tmp.key, tmp.key_length);
732: per_dir_entry->key[per_dir_entry->key_length] = 0;
733:
734: per_dir_entry->value = (char *) malloc(tmp.value_length+1);
735: memcpy(per_dir_entry->value, tmp.value, tmp.value_length);
736: per_dir_entry->value[per_dir_entry->value_length] = 0;
737: }
738: /* }}} */
739:
740: /* {{{ should_overwrite_per_dir_entry
741: */
742: static zend_bool should_overwrite_per_dir_entry(HashTable *target_ht, php_per_dir_entry *new_per_dir_entry, zend_hash_key *hash_key, void *pData)
743: {
744: php_per_dir_entry *orig_per_dir_entry;
745:
746: if (zend_hash_find(target_ht, hash_key->arKey, hash_key->nKeyLength, (void **) &orig_per_dir_entry)==FAILURE) {
747: return 1; /* does not exist in dest, copy from source */
748: }
749:
750: if (orig_per_dir_entry->type==PHP_INI_SYSTEM
751: && new_per_dir_entry->type!=PHP_INI_SYSTEM) {
752: return 0;
753: } else {
754: return 1;
755: }
756: }
757: /* }}} */
758:
759: /* {{{ php_destroy_per_dir_info
760: */
761: static void php_destroy_per_dir_info(HashTable *per_dir_info)
762: {
763: zend_hash_destroy(per_dir_info);
764: free(per_dir_info);
765: }
766: /* }}} */
767:
768: /* {{{ php_create_dir
769: */
770: static void *php_create_dir(pool *p, char *dummy)
771: {
772: HashTable *per_dir_info;
773:
774: per_dir_info = (HashTable *) malloc(sizeof(HashTable));
775: zend_hash_init_ex(per_dir_info, 5, NULL, (void (*)(void *)) destroy_per_dir_entry, 1, 0);
776: register_cleanup(p, (void *) per_dir_info, (void (*)(void *)) php_destroy_per_dir_info, (void (*)(void *)) zend_hash_destroy);
777:
778: return per_dir_info;
779: }
780: /* }}} */
781:
782: /* {{{ php_merge_dir
783: */
784: static void *php_merge_dir(pool *p, void *basev, void *addv)
785: {
786: /* This function *must* not modify addv or basev */
787: HashTable *new;
788:
789: /* need a copy of addv to merge */
790: new = php_create_dir(p, "php_merge_dir");
791: zend_hash_copy(new, (HashTable *) basev, (copy_ctor_func_t) copy_per_dir_entry, NULL, sizeof(php_per_dir_entry));
792:
793: zend_hash_merge_ex(new, (HashTable *) addv, (copy_ctor_func_t) copy_per_dir_entry, sizeof(php_per_dir_entry), (merge_checker_func_t) should_overwrite_per_dir_entry, NULL);
794: return new;
795: }
796: /* }}} */
797:
798: /* {{{ php_apache_value_handler_ex
799: */
800: static CONST_PREFIX char *php_apache_value_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode)
801: {
802: php_per_dir_entry per_dir_entry;
803:
804: if (!apache_php_initialized) {
805: apache_php_initialized = 1;
806: #ifdef ZTS
807: tsrm_startup(1, 1, 0, NULL);
808: #endif
809: sapi_startup(&apache_sapi_module);
810: php_apache_startup(&apache_sapi_module);
811: }
812: per_dir_entry.type = mode;
813: per_dir_entry.htaccess = ((cmd->override & (RSRC_CONF|ACCESS_CONF)) == 0);
814:
815: if (strcasecmp(arg2, "none") == 0) {
816: arg2 = "";
817: }
818:
819: per_dir_entry.key_length = strlen(arg1);
820: per_dir_entry.value_length = strlen(arg2);
821:
822: per_dir_entry.key = (char *) malloc(per_dir_entry.key_length+1);
823: memcpy(per_dir_entry.key, arg1, per_dir_entry.key_length);
824: per_dir_entry.key[per_dir_entry.key_length] = 0;
825:
826: per_dir_entry.value = (char *) malloc(per_dir_entry.value_length+1);
827: memcpy(per_dir_entry.value, arg2, per_dir_entry.value_length);
828: per_dir_entry.value[per_dir_entry.value_length] = 0;
829:
830: zend_hash_update(conf, per_dir_entry.key, per_dir_entry.key_length, &per_dir_entry, sizeof(php_per_dir_entry), NULL);
831: return NULL;
832: }
833: /* }}} */
834:
835: /* {{{ php_apache_value_handler
836: */
837: static CONST_PREFIX char *php_apache_value_handler(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2)
838: {
839: return php_apache_value_handler_ex(cmd, conf, arg1, arg2, PHP_INI_PERDIR);
840: }
841: /* }}} */
842:
843: /* {{{ php_apache_admin_value_handler
844: */
845: static CONST_PREFIX char *php_apache_admin_value_handler(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2)
846: {
847: return php_apache_value_handler_ex(cmd, conf, arg1, arg2, PHP_INI_SYSTEM);
848: }
849: /* }}} */
850:
851: /* {{{ php_apache_flag_handler_ex
852: */
853: static CONST_PREFIX char *php_apache_flag_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode)
854: {
855: char bool_val[2];
856:
857: if (!strcasecmp(arg2, "On") || (arg2[0] == '1' && arg2[1] == '\0')) {
858: bool_val[0] = '1';
859: } else {
860: bool_val[0] = '0';
861: }
862: bool_val[1] = 0;
863:
864: return php_apache_value_handler_ex(cmd, conf, arg1, bool_val, mode);
865: }
866: /* }}} */
867:
868: /* {{{ php_apache_flag_handler
869: */
870: static CONST_PREFIX char *php_apache_flag_handler(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2)
871: {
872: return php_apache_flag_handler_ex(cmd, conf, arg1, arg2, PHP_INI_PERDIR);
873: }
874: /* }}} */
875:
876: /* {{{ php_apache_admin_flag_handler
877: */
878: static CONST_PREFIX char *php_apache_admin_flag_handler(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2)
879: {
880: return php_apache_flag_handler_ex(cmd, conf, arg1, arg2, PHP_INI_SYSTEM);
881: }
882: /* }}} */
883:
884: /* {{{ php_apache_phpini_set
885: */
886: static CONST_PREFIX char *php_apache_phpini_set(cmd_parms *cmd, HashTable *conf, char *arg)
887: {
888: if (apache_sapi_module.php_ini_path_override) {
889: return "Only first PHPINIDir directive honored per configuration tree - subsequent ones ignored";
890: }
891: apache_sapi_module.php_ini_path_override = ap_server_root_relative(cmd->pool, arg);
892: return NULL;
893: }
894: /* }}} */
895:
896: /* {{{ int php_xbithack_handler(request_rec * r)
897: */
898: static int php_xbithack_handler(request_rec * r)
899: {
900: HashTable *per_dir_conf;
901: TSRMLS_FETCH();
902:
903: if (!(r->finfo.st_mode & S_IXUSR)) {
904: return DECLINED;
905: }
906: per_dir_conf = (HashTable *) get_module_config(r->per_dir_config, &php5_module);
907: if (per_dir_conf) {
908: zend_hash_apply((HashTable *) per_dir_conf, (apply_func_t) php_apache_alter_ini_entries TSRMLS_CC);
909: }
910: if(!AP(xbithack)) {
911: zend_try {
912: zend_ini_deactivate(TSRMLS_C);
913: } zend_end_try();
914: return DECLINED;
915: }
916: return send_parsed_php(r);
917: }
918: /* }}} */
919:
920: /* {{{ apache_php_module_shutdown_wrapper
921: */
922: static void apache_php_module_shutdown_wrapper(void)
923: {
924: apache_php_initialized = 0;
925: apache_sapi_module.shutdown(&apache_sapi_module);
926:
927: #if MODULE_MAGIC_NUMBER >= 19970728
928: /* This function is only called on server exit if the apache API
929: * child_exit handler exists, so shutdown globally
930: */
931: sapi_shutdown();
932: #endif
933:
934: #ifdef ZTS
935: tsrm_shutdown();
936: #endif
937: }
938: /* }}} */
939:
940: #if MODULE_MAGIC_NUMBER >= 19970728
941: /* {{{ php_child_exit_handler
942: */
943: static void php_child_exit_handler(server_rec *s, pool *p)
944: {
945: /* apache_php_initialized = 0; */
946: apache_sapi_module.shutdown(&apache_sapi_module);
947:
948: #ifdef ZTS
949: tsrm_shutdown();
950: #endif
951: }
952: /* }}} */
953: #endif
954:
955: /* {{{ void php_init_handler(server_rec *s, pool *p)
956: */
957: static void php_init_handler(server_rec *s, pool *p)
958: {
959: register_cleanup(p, NULL, (void (*)(void *))apache_php_module_shutdown_wrapper, (void (*)(void *))php_module_shutdown_for_exec);
960: if (!apache_php_initialized) {
961: apache_php_initialized = 1;
962: #ifdef ZTS
963: tsrm_startup(1, 1, 0, NULL);
964: #endif
965: sapi_startup(&apache_sapi_module);
966: php_apache_startup(&apache_sapi_module);
967: }
968: #if MODULE_MAGIC_NUMBER >= 19980527
969: {
970: TSRMLS_FETCH();
971: if (PG(expose_php)) {
972: #if SUHOSIN_PATCH
973: ap_add_version_component("PHP/" PHP_VERSION " with Suhosin-Patch");
974: #else
975: ap_add_version_component("PHP/" PHP_VERSION);
976: #endif
977: }
978: }
979: #endif
980: }
981: /* }}} */
982:
983: /* {{{ handler_rec php_handlers[]
984: */
985: handler_rec php_handlers[] =
986: {
987: {"application/x-httpd-php", send_parsed_php},
988: {"application/x-httpd-php-source", send_parsed_php_source},
989: {"text/html", php_xbithack_handler},
990: {NULL}
991: };
992: /* }}} */
993:
994: /* {{{ command_rec php_commands[]
995: */
996: command_rec php_commands[] =
997: {
998: {"php_value", php_apache_value_handler, NULL, OR_OPTIONS, TAKE2, "PHP Value Modifier"},
999: {"php_flag", php_apache_flag_handler, NULL, OR_OPTIONS, TAKE2, "PHP Flag Modifier"},
1000: {"php_admin_value", php_apache_admin_value_handler, NULL, ACCESS_CONF|RSRC_CONF, TAKE2, "PHP Value Modifier (Admin)"},
1001: {"php_admin_flag", php_apache_admin_flag_handler, NULL, ACCESS_CONF|RSRC_CONF, TAKE2, "PHP Flag Modifier (Admin)"},
1002: {"PHPINIDir", php_apache_phpini_set, NULL, RSRC_CONF, TAKE1, "Directory containing the php.ini file"},
1003: {NULL}
1004: };
1005: /* }}} */
1006:
1007: /* {{{ odule MODULE_VAR_EXPORT php5_module
1008: */
1009: module MODULE_VAR_EXPORT php5_module =
1010: {
1011: STANDARD_MODULE_STUFF,
1012: php_init_handler, /* initializer */
1013: php_create_dir, /* per-directory config creator */
1014: php_merge_dir, /* dir merger */
1015: NULL, /* per-server config creator */
1016: NULL, /* merge server config */
1017: php_commands, /* command table */
1018: php_handlers, /* handlers */
1019: NULL, /* filename translation */
1020: NULL, /* check_user_id */
1021: NULL, /* check auth */
1022: NULL, /* check access */
1023: NULL, /* type_checker */
1024: NULL, /* fixups */
1025: NULL /* logger */
1026: #if MODULE_MAGIC_NUMBER >= 19970103
1027: , NULL /* header parser */
1028: #endif
1029: #if MODULE_MAGIC_NUMBER >= 19970719
1030: , NULL /* child_init */
1031: #endif
1032: #if MODULE_MAGIC_NUMBER >= 19970728
1033: , php_child_exit_handler /* child_exit */
1034: #endif
1035: #if MODULE_MAGIC_NUMBER >= 19970902
1036: , NULL /* post read-request */
1037: #endif
1038: };
1039: /* }}} */
1040:
1041: /*
1042: * Local variables:
1043: * tab-width: 4
1044: * c-basic-offset: 4
1045: * End:
1046: * vim600: sw=4 ts=4 fdm=marker
1047: * vim<600: sw=4 ts=4
1048: */
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