1/*
2   +----------------------------------------------------------------------+
3   | PHP Version 5                                                        |
4   +----------------------------------------------------------------------+
5   | Copyright (c) 1997-2014 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@lerdorf.on.ca>                       |
16   |          Stig Bakken <ssb@php.net>                                   |
17   |          Zeev Suraski <zeev@zend.com>                                |
18   | FastCGI: Ben Mansell <php@slimyhorror.com>                           |
19   |          Shane Caraveo <shane@caraveo.com>                           |
20   |          Dmitry Stogov <dmitry@zend.com>                             |
21   +----------------------------------------------------------------------+
22*/
23
24/* $Id$ */
25
26#include "php.h"
27#include "php_globals.h"
28#include "php_variables.h"
29#include "zend_modules.h"
30
31#include "SAPI.h"
32
33#include <stdio.h>
34#include "php.h"
35
36#ifdef PHP_WIN32
37# include "win32/time.h"
38# include "win32/signal.h"
39# include <process.h>
40#endif
41
42#if HAVE_SYS_TIME_H
43# include <sys/time.h>
44#endif
45
46#if HAVE_UNISTD_H
47# include <unistd.h>
48#endif
49
50#if HAVE_SIGNAL_H
51# include <signal.h>
52#endif
53
54#if HAVE_SETLOCALE
55# include <locale.h>
56#endif
57
58#if HAVE_SYS_TYPES_H
59# include <sys/types.h>
60#endif
61
62#if HAVE_SYS_WAIT_H
63# include <sys/wait.h>
64#endif
65
66#include "zend.h"
67#include "zend_extensions.h"
68#include "php_ini.h"
69#include "php_globals.h"
70#include "php_main.h"
71#include "fopen_wrappers.h"
72#include "ext/standard/php_standard.h"
73#include "ext/standard/url.h"
74
75#ifdef PHP_WIN32
76# include <io.h>
77# include <fcntl.h>
78# include "win32/php_registry.h"
79#endif
80
81#ifdef __riscos__
82# include <unixlib/local.h>
83int __riscosify_control = __RISCOSIFY_STRICT_UNIX_SPECS;
84#endif
85
86#include "zend_compile.h"
87#include "zend_execute.h"
88#include "zend_highlight.h"
89#include "zend_indent.h"
90
91#include "php_getopt.h"
92
93#include "fastcgi.h"
94
95#ifndef PHP_WIN32
96/* XXX this will need to change later when threaded fastcgi is implemented.  shane */
97struct sigaction act, old_term, old_quit, old_int;
98#endif
99
100static void (*php_php_import_environment_variables)(zval *array_ptr TSRMLS_DC);
101
102#ifndef PHP_WIN32
103/* these globals used for forking children on unix systems */
104/**
105 * Number of child processes that will get created to service requests
106 */
107static int children = 0;
108
109
110/**
111 * Set to non-zero if we are the parent process
112 */
113static int parent = 1;
114
115/* Did parent received exit signals SIG_TERM/SIG_INT/SIG_QUIT */
116static int exit_signal = 0;
117
118/* Is Parent waiting for children to exit */
119static int parent_waiting = 0;
120
121/**
122 * Process group
123 */
124static pid_t pgroup;
125#endif
126
127#define PHP_MODE_STANDARD   1
128#define PHP_MODE_HIGHLIGHT  2
129#define PHP_MODE_INDENT     3
130#define PHP_MODE_LINT       4
131#define PHP_MODE_STRIP      5
132
133static char *php_optarg = NULL;
134static int php_optind = 1;
135static zend_module_entry cgi_module_entry;
136
137static const opt_struct OPTIONS[] = {
138    {'a', 0, "interactive"},
139    {'b', 1, "bindpath"},
140    {'C', 0, "no-chdir"},
141    {'c', 1, "php-ini"},
142    {'d', 1, "define"},
143    {'e', 0, "profile-info"},
144    {'f', 1, "file"},
145    {'h', 0, "help"},
146    {'i', 0, "info"},
147    {'l', 0, "syntax-check"},
148    {'m', 0, "modules"},
149    {'n', 0, "no-php-ini"},
150    {'q', 0, "no-header"},
151    {'s', 0, "syntax-highlight"},
152    {'s', 0, "syntax-highlighting"},
153    {'w', 0, "strip"},
154    {'?', 0, "usage"},/* help alias (both '?' and 'usage') */
155    {'v', 0, "version"},
156    {'z', 1, "zend-extension"},
157    {'T', 1, "timing"},
158    {'-', 0, NULL} /* end of args */
159};
160
161typedef struct _php_cgi_globals_struct {
162    zend_bool rfc2616_headers;
163    zend_bool nph;
164    zend_bool check_shebang_line;
165    zend_bool fix_pathinfo;
166    zend_bool force_redirect;
167    zend_bool discard_path;
168    zend_bool fcgi_logging;
169    char *redirect_status_env;
170#ifdef PHP_WIN32
171    zend_bool impersonate;
172#endif
173    HashTable user_config_cache;
174} php_cgi_globals_struct;
175
176/* {{{ user_config_cache
177 *
178 * Key for each cache entry is dirname(PATH_TRANSLATED).
179 *
180 * NOTE: Each cache entry config_hash contains the combination from all user ini files found in
181 *       the path starting from doc_root throught to dirname(PATH_TRANSLATED).  There is no point
182 *       storing per-file entries as it would not be possible to detect added / deleted entries
183 *       between separate files.
184 */
185typedef struct _user_config_cache_entry {
186    time_t expires;
187    HashTable *user_config;
188} user_config_cache_entry;
189
190static void user_config_cache_entry_dtor(user_config_cache_entry *entry)
191{
192    zend_hash_destroy(entry->user_config);
193    free(entry->user_config);
194}
195/* }}} */
196
197#ifdef ZTS
198static int php_cgi_globals_id;
199#define CGIG(v) TSRMG(php_cgi_globals_id, php_cgi_globals_struct *, v)
200#else
201static php_cgi_globals_struct php_cgi_globals;
202#define CGIG(v) (php_cgi_globals.v)
203#endif
204
205#ifdef PHP_WIN32
206#define TRANSLATE_SLASHES(path) \
207    { \
208        char *tmp = path; \
209        while (*tmp) { \
210            if (*tmp == '\\') *tmp = '/'; \
211            tmp++; \
212        } \
213    }
214#else
215#define TRANSLATE_SLASHES(path)
216#endif
217
218static int print_module_info(zend_module_entry *module, void *arg TSRMLS_DC)
219{
220    php_printf("%s\n", module->name);
221    return 0;
222}
223
224static int module_name_cmp(const void *a, const void *b TSRMLS_DC)
225{
226    Bucket *f = *((Bucket **) a);
227    Bucket *s = *((Bucket **) b);
228
229    return strcasecmp(  ((zend_module_entry *)f->pData)->name,
230                        ((zend_module_entry *)s->pData)->name);
231}
232
233static void print_modules(TSRMLS_D)
234{
235    HashTable sorted_registry;
236    zend_module_entry tmp;
237
238    zend_hash_init(&sorted_registry, 50, NULL, NULL, 1);
239    zend_hash_copy(&sorted_registry, &module_registry, NULL, &tmp, sizeof(zend_module_entry));
240    zend_hash_sort(&sorted_registry, zend_qsort, module_name_cmp, 0 TSRMLS_CC);
241    zend_hash_apply_with_argument(&sorted_registry, (apply_func_arg_t) print_module_info, NULL TSRMLS_CC);
242    zend_hash_destroy(&sorted_registry);
243}
244
245static int print_extension_info(zend_extension *ext, void *arg TSRMLS_DC)
246{
247    php_printf("%s\n", ext->name);
248    return 0;
249}
250
251static int extension_name_cmp(const zend_llist_element **f, const zend_llist_element **s TSRMLS_DC)
252{
253    return strcmp(  ((zend_extension *)(*f)->data)->name,
254                    ((zend_extension *)(*s)->data)->name);
255}
256
257static void print_extensions(TSRMLS_D)
258{
259    zend_llist sorted_exts;
260
261    zend_llist_copy(&sorted_exts, &zend_extensions);
262    sorted_exts.dtor = NULL;
263    zend_llist_sort(&sorted_exts, extension_name_cmp TSRMLS_CC);
264    zend_llist_apply_with_argument(&sorted_exts, (llist_apply_with_arg_func_t) print_extension_info, NULL TSRMLS_CC);
265    zend_llist_destroy(&sorted_exts);
266}
267
268#ifndef STDOUT_FILENO
269#define STDOUT_FILENO 1
270#endif
271
272static inline size_t sapi_cgi_single_write(const char *str, uint str_length TSRMLS_DC)
273{
274#ifdef PHP_WRITE_STDOUT
275    long ret;
276
277    ret = write(STDOUT_FILENO, str, str_length);
278    if (ret <= 0) return 0;
279    return ret;
280#else
281    size_t ret;
282
283    ret = fwrite(str, 1, MIN(str_length, 16384), stdout);
284    return ret;
285#endif
286}
287
288static int sapi_cgi_ub_write(const char *str, uint str_length TSRMLS_DC)
289{
290    const char *ptr = str;
291    uint remaining = str_length;
292    size_t ret;
293
294    while (remaining > 0) {
295        ret = sapi_cgi_single_write(ptr, remaining TSRMLS_CC);
296        if (!ret) {
297            php_handle_aborted_connection();
298            return str_length - remaining;
299        }
300        ptr += ret;
301        remaining -= ret;
302    }
303
304    return str_length;
305}
306
307static int sapi_fcgi_ub_write(const char *str, uint str_length TSRMLS_DC)
308{
309    const char *ptr = str;
310    uint remaining = str_length;
311    fcgi_request *request = (fcgi_request*) SG(server_context);
312
313    while (remaining > 0) {
314        long ret = fcgi_write(request, FCGI_STDOUT, ptr, remaining);
315
316        if (ret <= 0) {
317            php_handle_aborted_connection();
318            return str_length - remaining;
319        }
320        ptr += ret;
321        remaining -= ret;
322    }
323
324    return str_length;
325}
326
327static void sapi_cgi_flush(void *server_context)
328{
329    if (fflush(stdout) == EOF) {
330        php_handle_aborted_connection();
331    }
332}
333
334static void sapi_fcgi_flush(void *server_context)
335{
336    fcgi_request *request = (fcgi_request*) server_context;
337
338    if (
339#ifndef PHP_WIN32
340        !parent &&
341#endif
342        request && !fcgi_flush(request, 0)) {
343
344        php_handle_aborted_connection();
345    }
346}
347
348#define SAPI_CGI_MAX_HEADER_LENGTH 1024
349
350typedef struct _http_error {
351  int code;
352  const char* msg;
353} http_error;
354
355static const http_error http_error_codes[] = {
356    {100, "Continue"},
357    {101, "Switching Protocols"},
358    {200, "OK"},
359    {201, "Created"},
360    {202, "Accepted"},
361    {203, "Non-Authoritative Information"},
362    {204, "No Content"},
363    {205, "Reset Content"},
364    {206, "Partial Content"},
365    {300, "Multiple Choices"},
366    {301, "Moved Permanently"},
367    {302, "Moved Temporarily"},
368    {303, "See Other"},
369    {304, "Not Modified"},
370    {305, "Use Proxy"},
371    {400, "Bad Request"},
372    {401, "Unauthorized"},
373    {402, "Payment Required"},
374    {403, "Forbidden"},
375    {404, "Not Found"},
376    {405, "Method Not Allowed"},
377    {406, "Not Acceptable"},
378    {407, "Proxy Authentication Required"},
379    {408, "Request Time-out"},
380    {409, "Conflict"},
381    {410, "Gone"},
382    {411, "Length Required"},
383    {412, "Precondition Failed"},
384    {413, "Request Entity Too Large"},
385    {414, "Request-URI Too Large"},
386    {415, "Unsupported Media Type"},
387    {428, "Precondition Required"},
388    {429, "Too Many Requests"},
389    {431, "Request Header Fields Too Large"},
390    {500, "Internal Server Error"},
391    {501, "Not Implemented"},
392    {502, "Bad Gateway"},
393    {503, "Service Unavailable"},
394    {504, "Gateway Time-out"},
395    {505, "HTTP Version not supported"},
396    {511, "Network Authentication Required"},
397    {0,   NULL}
398};
399
400static int sapi_cgi_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
401{
402    char buf[SAPI_CGI_MAX_HEADER_LENGTH];
403    sapi_header_struct *h;
404    zend_llist_position pos;
405    zend_bool ignore_status = 0;
406    int response_status = SG(sapi_headers).http_response_code;
407
408    if (SG(request_info).no_headers == 1) {
409        return  SAPI_HEADER_SENT_SUCCESSFULLY;
410    }
411
412    if (CGIG(nph) || SG(sapi_headers).http_response_code != 200)
413    {
414        int len;
415        zend_bool has_status = 0;
416
417        if (CGIG(rfc2616_headers) && SG(sapi_headers).http_status_line) {
418            char *s;
419            len = slprintf(buf, SAPI_CGI_MAX_HEADER_LENGTH, "%s\r\n", SG(sapi_headers).http_status_line);
420            if ((s = strchr(SG(sapi_headers).http_status_line, ' '))) {
421                response_status = atoi((s + 1));
422            }
423
424            if (len > SAPI_CGI_MAX_HEADER_LENGTH) {
425                len = SAPI_CGI_MAX_HEADER_LENGTH;
426            }
427
428        } else {
429            char *s;
430
431            if (SG(sapi_headers).http_status_line &&
432                (s = strchr(SG(sapi_headers).http_status_line, ' ')) != 0 &&
433                (s - SG(sapi_headers).http_status_line) >= 5 &&
434                strncasecmp(SG(sapi_headers).http_status_line, "HTTP/", 5) == 0
435            ) {
436                len = slprintf(buf, sizeof(buf), "Status:%s\r\n", s);
437                response_status = atoi((s + 1));
438            } else {
439                h = (sapi_header_struct*)zend_llist_get_first_ex(&sapi_headers->headers, &pos);
440                while (h) {
441                    if (h->header_len > sizeof("Status:")-1 &&
442                        strncasecmp(h->header, "Status:", sizeof("Status:")-1) == 0
443                    ) {
444                        has_status = 1;
445                        break;
446                    }
447                    h = (sapi_header_struct*)zend_llist_get_next_ex(&sapi_headers->headers, &pos);
448                }
449                if (!has_status) {
450                    http_error *err = (http_error*)http_error_codes;
451
452                    while (err->code != 0) {
453                        if (err->code == SG(sapi_headers).http_response_code) {
454                            break;
455                        }
456                        err++;
457                    }
458                    if (err->msg) {
459                        len = slprintf(buf, sizeof(buf), "Status: %d %s\r\n", SG(sapi_headers).http_response_code, err->msg);
460                    } else {
461                        len = slprintf(buf, sizeof(buf), "Status: %d\r\n", SG(sapi_headers).http_response_code);
462                    }
463                }
464            }
465        }
466
467        if (!has_status) {
468            PHPWRITE_H(buf, len);
469            ignore_status = 1;
470        }
471    }
472
473    h = (sapi_header_struct*)zend_llist_get_first_ex(&sapi_headers->headers, &pos);
474    while (h) {
475        /* prevent CRLFCRLF */
476        if (h->header_len) {
477            if (h->header_len > sizeof("Status:")-1 &&
478                strncasecmp(h->header, "Status:", sizeof("Status:")-1) == 0
479            ) {
480                if (!ignore_status) {
481                    ignore_status = 1;
482                    PHPWRITE_H(h->header, h->header_len);
483                    PHPWRITE_H("\r\n", 2);
484                }
485            } else if (response_status == 304 && h->header_len > sizeof("Content-Type:")-1 &&
486                strncasecmp(h->header, "Content-Type:", sizeof("Content-Type:")-1) == 0
487            ) {
488                h = (sapi_header_struct*)zend_llist_get_next_ex(&sapi_headers->headers, &pos);
489                continue;
490            } else {
491                PHPWRITE_H(h->header, h->header_len);
492                PHPWRITE_H("\r\n", 2);
493            }
494        }
495        h = (sapi_header_struct*)zend_llist_get_next_ex(&sapi_headers->headers, &pos);
496    }
497    PHPWRITE_H("\r\n", 2);
498
499    return SAPI_HEADER_SENT_SUCCESSFULLY;
500}
501
502#ifndef STDIN_FILENO
503# define STDIN_FILENO 0
504#endif
505
506static int sapi_cgi_read_post(char *buffer, uint count_bytes TSRMLS_DC)
507{
508    uint read_bytes = 0;
509    int tmp_read_bytes;
510
511    count_bytes = MIN(count_bytes, (uint) SG(request_info).content_length - SG(read_post_bytes));
512    while (read_bytes < count_bytes) {
513        tmp_read_bytes = read(STDIN_FILENO, buffer + read_bytes, count_bytes - read_bytes);
514        if (tmp_read_bytes <= 0) {
515            break;
516        }
517        read_bytes += tmp_read_bytes;
518    }
519    return read_bytes;
520}
521
522static int sapi_fcgi_read_post(char *buffer, uint count_bytes TSRMLS_DC)
523{
524    uint read_bytes = 0;
525    int tmp_read_bytes;
526    fcgi_request *request = (fcgi_request*) SG(server_context);
527
528    count_bytes = MIN(count_bytes, (uint) SG(request_info).content_length - SG(read_post_bytes));
529    while (read_bytes < count_bytes) {
530        tmp_read_bytes = fcgi_read(request, buffer + read_bytes, count_bytes - read_bytes);
531        if (tmp_read_bytes <= 0) {
532            break;
533        }
534        read_bytes += tmp_read_bytes;
535    }
536    return read_bytes;
537}
538
539static char *sapi_cgi_getenv(char *name, size_t name_len TSRMLS_DC)
540{
541    return getenv(name);
542}
543
544static char *sapi_fcgi_getenv(char *name, size_t name_len TSRMLS_DC)
545{
546    /* when php is started by mod_fastcgi, no regular environment
547     * is provided to PHP.  It is always sent to PHP at the start
548     * of a request.  So we have to do our own lookup to get env
549     * vars.  This could probably be faster somehow.  */
550    fcgi_request *request = (fcgi_request*) SG(server_context);
551    char *ret = fcgi_getenv(request, name, name_len);
552
553    if (ret) return ret;
554    /*  if cgi, or fastcgi and not found in fcgi env
555        check the regular environment */
556    return getenv(name);
557}
558
559static char *_sapi_cgi_putenv(char *name, int name_len, char *value)
560{
561#if !HAVE_SETENV || !HAVE_UNSETENV
562    int len;
563    char *buf;
564#endif
565
566#if HAVE_SETENV
567    if (value) {
568        setenv(name, value, 1);
569    }
570#endif
571#if HAVE_UNSETENV
572    if (!value) {
573        unsetenv(name);
574    }
575#endif
576
577#if !HAVE_SETENV || !HAVE_UNSETENV
578    /*  if cgi, or fastcgi and not found in fcgi env
579        check the regular environment
580        this leaks, but it's only cgi anyway, we'll fix
581        it for 5.0
582    */
583    len = name_len + (value ? strlen(value) : 0) + sizeof("=") + 2;
584    buf = (char *) malloc(len);
585    if (buf == NULL) {
586        return getenv(name);
587    }
588#endif
589#if !HAVE_SETENV
590    if (value) {
591        len = slprintf(buf, len - 1, "%s=%s", name, value);
592        putenv(buf);
593    }
594#endif
595#if !HAVE_UNSETENV
596    if (!value) {
597        len = slprintf(buf, len - 1, "%s=", name);
598        putenv(buf);
599    }
600#endif
601    return getenv(name);
602}
603
604static char *sapi_cgi_read_cookies(TSRMLS_D)
605{
606    return getenv("HTTP_COOKIE");
607}
608
609static char *sapi_fcgi_read_cookies(TSRMLS_D)
610{
611    fcgi_request *request = (fcgi_request*) SG(server_context);
612
613    return FCGI_GETENV(request, "HTTP_COOKIE");
614}
615
616static void cgi_php_load_env_var(char *var, unsigned int var_len, char *val, unsigned int val_len, void *arg TSRMLS_DC)
617{
618    zval *array_ptr = (zval*)arg;
619    int filter_arg = (array_ptr == PG(http_globals)[TRACK_VARS_ENV])?PARSE_ENV:PARSE_SERVER;
620    unsigned int new_val_len;
621
622    if (sapi_module.input_filter(filter_arg, var, &val, strlen(val), &new_val_len TSRMLS_CC)) {
623        php_register_variable_safe(var, val, new_val_len, array_ptr TSRMLS_CC);
624    }
625}
626
627static void cgi_php_import_environment_variables(zval *array_ptr TSRMLS_DC)
628{
629    if (PG(http_globals)[TRACK_VARS_ENV] &&
630        array_ptr != PG(http_globals)[TRACK_VARS_ENV] &&
631        Z_TYPE_P(PG(http_globals)[TRACK_VARS_ENV]) == IS_ARRAY &&
632        zend_hash_num_elements(Z_ARRVAL_P(PG(http_globals)[TRACK_VARS_ENV])) > 0
633    ) {
634        zval_dtor(array_ptr);
635        *array_ptr = *PG(http_globals)[TRACK_VARS_ENV];
636        INIT_PZVAL(array_ptr);
637        zval_copy_ctor(array_ptr);
638        return;
639    } else if (PG(http_globals)[TRACK_VARS_SERVER] &&
640        array_ptr != PG(http_globals)[TRACK_VARS_SERVER] &&
641        Z_TYPE_P(PG(http_globals)[TRACK_VARS_SERVER]) == IS_ARRAY &&
642        zend_hash_num_elements(Z_ARRVAL_P(PG(http_globals)[TRACK_VARS_SERVER])) > 0
643    ) {
644        zval_dtor(array_ptr);
645        *array_ptr = *PG(http_globals)[TRACK_VARS_SERVER];
646        INIT_PZVAL(array_ptr);
647        zval_copy_ctor(array_ptr);
648        return;
649    }
650
651    /* call php's original import as a catch-all */
652    php_php_import_environment_variables(array_ptr TSRMLS_CC);
653
654    if (fcgi_is_fastcgi()) {
655        fcgi_request *request = (fcgi_request*) SG(server_context);
656        fcgi_loadenv(request, cgi_php_load_env_var, array_ptr TSRMLS_CC);
657    }
658}
659
660static void sapi_cgi_register_variables(zval *track_vars_array TSRMLS_DC)
661{
662    unsigned int php_self_len;
663    char *php_self;
664
665    /* In CGI mode, we consider the environment to be a part of the server
666     * variables
667     */
668    php_import_environment_variables(track_vars_array TSRMLS_CC);
669
670    if (CGIG(fix_pathinfo)) {
671        char *script_name = SG(request_info).request_uri;
672        char *path_info;
673        int free_php_self;
674        ALLOCA_FLAG(use_heap)
675
676        if (fcgi_is_fastcgi()) {
677            fcgi_request *request = (fcgi_request*) SG(server_context);
678
679            path_info = FCGI_GETENV(request, "PATH_INFO");
680        } else {
681            path_info = getenv("PATH_INFO");
682        }
683
684        if (path_info) {
685            unsigned int path_info_len = strlen(path_info);
686
687            if (script_name) {
688                unsigned int script_name_len = strlen(script_name);
689
690                php_self_len = script_name_len + path_info_len;
691                php_self = do_alloca(php_self_len + 1, use_heap);
692                memcpy(php_self, script_name, script_name_len + 1);
693                memcpy(php_self + script_name_len, path_info, path_info_len + 1);
694                free_php_self = 1;
695            }  else {
696                php_self = path_info;
697                php_self_len = path_info_len;
698                free_php_self = 0;
699            }
700        } else if (script_name) {
701            php_self = script_name;
702            php_self_len = strlen(script_name);
703            free_php_self = 0;
704        } else {
705            php_self = "";
706            php_self_len = 0;
707            free_php_self = 0;
708        }
709
710        /* Build the special-case PHP_SELF variable for the CGI version */
711        if (sapi_module.input_filter(PARSE_SERVER, "PHP_SELF", &php_self, php_self_len, &php_self_len TSRMLS_CC)) {
712            php_register_variable_safe("PHP_SELF", php_self, php_self_len, track_vars_array TSRMLS_CC);
713        }
714        if (free_php_self) {
715            free_alloca(php_self, use_heap);
716        }
717    } else {
718        php_self = SG(request_info).request_uri ? SG(request_info).request_uri : "";
719        php_self_len = strlen(php_self);
720        if (sapi_module.input_filter(PARSE_SERVER, "PHP_SELF", &php_self, php_self_len, &php_self_len TSRMLS_CC)) {
721            php_register_variable_safe("PHP_SELF", php_self, php_self_len, track_vars_array TSRMLS_CC);
722        }
723    }
724}
725
726static void sapi_cgi_log_message(char *message TSRMLS_DC)
727{
728    if (fcgi_is_fastcgi() && CGIG(fcgi_logging)) {
729        fcgi_request *request;
730
731        request = (fcgi_request*) SG(server_context);
732        if (request) {
733            int len = strlen(message);
734            char *buf = malloc(len+2);
735
736            memcpy(buf, message, len);
737            memcpy(buf + len, "\n", sizeof("\n"));
738            fcgi_write(request, FCGI_STDERR, buf, len+1);
739            free(buf);
740        } else {
741            fprintf(stderr, "%s\n", message);
742        }
743        /* ignore return code */
744    } else {
745        fprintf(stderr, "%s\n", message);
746    }
747}
748
749/* {{{ php_cgi_ini_activate_user_config
750 */
751static void php_cgi_ini_activate_user_config(char *path, int path_len, const char *doc_root, int doc_root_len, int start TSRMLS_DC)
752{
753    char *ptr;
754    user_config_cache_entry *new_entry, *entry;
755    time_t request_time = sapi_get_request_time(TSRMLS_C);
756
757    /* Find cached config entry: If not found, create one */
758    if (zend_hash_find(&CGIG(user_config_cache), path, path_len + 1, (void **) &entry) == FAILURE) {
759        new_entry = pemalloc(sizeof(user_config_cache_entry), 1);
760        new_entry->expires = 0;
761        new_entry->user_config = (HashTable *) pemalloc(sizeof(HashTable), 1);
762        zend_hash_init(new_entry->user_config, 0, NULL, (dtor_func_t) config_zval_dtor, 1);
763        zend_hash_update(&CGIG(user_config_cache), path, path_len + 1, new_entry, sizeof(user_config_cache_entry), (void **) &entry);
764        free(new_entry);
765    }
766
767    /* Check whether cache entry has expired and rescan if it is */
768    if (request_time > entry->expires) {
769        char *real_path = NULL;
770        int real_path_len;
771        char *s1, *s2;
772        int s_len;
773
774        /* Clear the expired config */
775        zend_hash_clean(entry->user_config);
776
777        if (!IS_ABSOLUTE_PATH(path, path_len)) {
778            real_path = tsrm_realpath(path, NULL TSRMLS_CC);
779            if (real_path == NULL) {
780                return;
781            }
782            real_path_len = strlen(real_path);
783            path = real_path;
784            path_len = real_path_len;
785        }
786
787        if (path_len > doc_root_len) {
788            s1 = (char *) doc_root;
789            s2 = path;
790            s_len = doc_root_len;
791        } else {
792            s1 = path;
793            s2 = (char *) doc_root;
794            s_len = path_len;
795        }
796
797        /* we have to test if path is part of DOCUMENT_ROOT.
798          if it is inside the docroot, we scan the tree up to the docroot
799            to find more user.ini, if not we only scan the current path.
800          */
801#ifdef PHP_WIN32
802        if (strnicmp(s1, s2, s_len) == 0) {
803#else
804        if (strncmp(s1, s2, s_len) == 0) {
805#endif
806            ptr = s2 + start;  /* start is the point where doc_root ends! */
807            while ((ptr = strchr(ptr, DEFAULT_SLASH)) != NULL) {
808                *ptr = 0;
809                php_parse_user_ini_file(path, PG(user_ini_filename), entry->user_config TSRMLS_CC);
810                *ptr = '/';
811                ptr++;
812            }
813        } else {
814            php_parse_user_ini_file(path, PG(user_ini_filename), entry->user_config TSRMLS_CC);
815        }
816
817        if (real_path) {
818            free(real_path);
819        }
820        entry->expires = request_time + PG(user_ini_cache_ttl);
821    }
822
823    /* Activate ini entries with values from the user config hash */
824    php_ini_activate_config(entry->user_config, PHP_INI_PERDIR, PHP_INI_STAGE_HTACCESS TSRMLS_CC);
825}
826/* }}} */
827
828static int sapi_cgi_activate(TSRMLS_D)
829{
830    char *path, *doc_root, *server_name;
831    uint path_len, doc_root_len, server_name_len;
832
833    /* PATH_TRANSLATED should be defined at this stage but better safe than sorry :) */
834    if (!SG(request_info).path_translated) {
835        return FAILURE;
836    }
837
838    if (php_ini_has_per_host_config()) {
839        /* Activate per-host-system-configuration defined in php.ini and stored into configuration_hash during startup */
840        if (fcgi_is_fastcgi()) {
841            fcgi_request *request = (fcgi_request*) SG(server_context);
842
843            server_name = FCGI_GETENV(request, "SERVER_NAME");
844        } else {
845            server_name = getenv("SERVER_NAME");
846        }
847        /* SERVER_NAME should also be defined at this stage..but better check it anyway */
848        if (server_name) {
849            server_name_len = strlen(server_name);
850            server_name = estrndup(server_name, server_name_len);
851            zend_str_tolower(server_name, server_name_len);
852            php_ini_activate_per_host_config(server_name, server_name_len + 1 TSRMLS_CC);
853            efree(server_name);
854        }
855    }
856
857    if (php_ini_has_per_dir_config() ||
858        (PG(user_ini_filename) && *PG(user_ini_filename))
859    ) {
860        /* Prepare search path */
861        path_len = strlen(SG(request_info).path_translated);
862
863        /* Make sure we have trailing slash! */
864        if (!IS_SLASH(SG(request_info).path_translated[path_len])) {
865            path = emalloc(path_len + 2);
866            memcpy(path, SG(request_info).path_translated, path_len + 1);
867            path_len = zend_dirname(path, path_len);
868            path[path_len++] = DEFAULT_SLASH;
869        } else {
870            path = estrndup(SG(request_info).path_translated, path_len);
871            path_len = zend_dirname(path, path_len);
872        }
873        path[path_len] = 0;
874
875        /* Activate per-dir-system-configuration defined in php.ini and stored into configuration_hash during startup */
876        php_ini_activate_per_dir_config(path, path_len TSRMLS_CC); /* Note: for global settings sake we check from root to path */
877
878        /* Load and activate user ini files in path starting from DOCUMENT_ROOT */
879        if (PG(user_ini_filename) && *PG(user_ini_filename)) {
880            if (fcgi_is_fastcgi()) {
881                fcgi_request *request = (fcgi_request*) SG(server_context);
882
883                doc_root = FCGI_GETENV(request, "DOCUMENT_ROOT");
884            } else {
885                doc_root = getenv("DOCUMENT_ROOT");
886            }
887
888            /* DOCUMENT_ROOT should also be defined at this stage..but better check it anyway */
889            if (doc_root) {
890                doc_root_len = strlen(doc_root);
891                if (doc_root_len > 0 && IS_SLASH(doc_root[doc_root_len - 1])) {
892                    --doc_root_len;
893                }
894#ifdef PHP_WIN32
895                /* paths on windows should be case-insensitive */
896                doc_root = estrndup(doc_root, doc_root_len);
897                zend_str_tolower(doc_root, doc_root_len);
898#endif
899                php_cgi_ini_activate_user_config(path, path_len, doc_root, doc_root_len, doc_root_len - 1 TSRMLS_CC);
900
901#ifdef PHP_WIN32
902                efree(doc_root);
903#endif
904            }
905        }
906
907        efree(path);
908    }
909
910    return SUCCESS;
911}
912
913static int sapi_cgi_deactivate(TSRMLS_D)
914{
915    /* flush only when SAPI was started. The reasons are:
916        1. SAPI Deactivate is called from two places: module init and request shutdown
917        2. When the first call occurs and the request is not set up, flush fails on FastCGI.
918    */
919    if (SG(sapi_started)) {
920        if (fcgi_is_fastcgi()) {
921            if (
922#ifndef PHP_WIN32
923                !parent &&
924#endif
925                !fcgi_finish_request((fcgi_request*)SG(server_context), 0)) {
926                php_handle_aborted_connection();
927            }
928        } else {
929            sapi_cgi_flush(SG(server_context));
930        }
931    }
932    return SUCCESS;
933}
934
935static int php_cgi_startup(sapi_module_struct *sapi_module)
936{
937    if (php_module_startup(sapi_module, &cgi_module_entry, 1) == FAILURE) {
938        return FAILURE;
939    }
940    return SUCCESS;
941}
942
943/* {{{ sapi_module_struct cgi_sapi_module
944 */
945static sapi_module_struct cgi_sapi_module = {
946    "cgi-fcgi",                     /* name */
947    "CGI/FastCGI",                  /* pretty name */
948
949    php_cgi_startup,                /* startup */
950    php_module_shutdown_wrapper,    /* shutdown */
951
952    sapi_cgi_activate,              /* activate */
953    sapi_cgi_deactivate,            /* deactivate */
954
955    sapi_cgi_ub_write,              /* unbuffered write */
956    sapi_cgi_flush,                 /* flush */
957    NULL,                           /* get uid */
958    sapi_cgi_getenv,                /* getenv */
959
960    php_error,                      /* error handler */
961
962    NULL,                           /* header handler */
963    sapi_cgi_send_headers,          /* send headers handler */
964    NULL,                           /* send header handler */
965
966    sapi_cgi_read_post,             /* read POST data */
967    sapi_cgi_read_cookies,          /* read Cookies */
968
969    sapi_cgi_register_variables,    /* register server variables */
970    sapi_cgi_log_message,           /* Log message */
971    NULL,                           /* Get request time */
972    NULL,                           /* Child terminate */
973
974    STANDARD_SAPI_MODULE_PROPERTIES
975};
976/* }}} */
977
978/* {{{ arginfo ext/standard/dl.c */
979ZEND_BEGIN_ARG_INFO(arginfo_dl, 0)
980    ZEND_ARG_INFO(0, extension_filename)
981ZEND_END_ARG_INFO()
982/* }}} */
983
984static const zend_function_entry additional_functions[] = {
985    ZEND_FE(dl, arginfo_dl)
986    {NULL, NULL, NULL}
987};
988
989/* {{{ php_cgi_usage
990 */
991static void php_cgi_usage(char *argv0)
992{
993    char *prog;
994
995    prog = strrchr(argv0, '/');
996    if (prog) {
997        prog++;
998    } else {
999        prog = "php";
1000    }
1001
1002    php_printf( "Usage: %s [-q] [-h] [-s] [-v] [-i] [-f <file>]\n"
1003                "       %s <file> [args...]\n"
1004                "  -a               Run interactively\n"
1005                "  -b <address:port>|<port> Bind Path for external FASTCGI Server mode\n"
1006                "  -C               Do not chdir to the script's directory\n"
1007                "  -c <path>|<file> Look for php.ini file in this directory\n"
1008                "  -n               No php.ini file will be used\n"
1009                "  -d foo[=bar]     Define INI entry foo with value 'bar'\n"
1010                "  -e               Generate extended information for debugger/profiler\n"
1011                "  -f <file>        Parse <file>.  Implies `-q'\n"
1012                "  -h               This help\n"
1013                "  -i               PHP information\n"
1014                "  -l               Syntax check only (lint)\n"
1015                "  -m               Show compiled in modules\n"
1016                "  -q               Quiet-mode.  Suppress HTTP Header output.\n"
1017                "  -s               Display colour syntax highlighted source.\n"
1018                "  -v               Version number\n"
1019                "  -w               Display source with stripped comments and whitespace.\n"
1020                "  -z <file>        Load Zend extension <file>.\n"
1021                "  -T <count>       Measure execution time of script repeated <count> times.\n",
1022                prog, prog);
1023}
1024/* }}} */
1025
1026/* {{{ is_valid_path
1027 *
1028 * some server configurations allow '..' to slip through in the
1029 * translated path.   We'll just refuse to handle such a path.
1030 */
1031static int is_valid_path(const char *path)
1032{
1033    const char *p = path;
1034
1035    if (UNEXPECTED(!p)) {
1036        return 0;
1037    }
1038    if (UNEXPECTED(*p == '.') && *(p+1) == '.' && (!*(p+2) || IS_SLASH(*(p+2)))) {
1039        return 0;
1040    }
1041    while (*p) {
1042        if (IS_SLASH(*p)) {
1043            p++;
1044            if (UNEXPECTED(*p == '.')) {
1045                p++;
1046                if (UNEXPECTED(*p == '.')) {
1047                    p++;
1048                    if (UNEXPECTED(!*p) || UNEXPECTED(IS_SLASH(*p))) {
1049                        return 0;
1050                    }
1051                }
1052            }
1053        }
1054        p++;
1055    }
1056    return 1;
1057}
1058/* }}} */
1059
1060#define CGI_GETENV(name) \
1061    ((request) ? \
1062        FCGI_GETENV(request, name) : \
1063        getenv(name))
1064
1065#define CGI_PUTENV(name, value) \
1066    ((request) ? \
1067        FCGI_PUTENV(request, name, value) : \
1068        _sapi_cgi_putenv(name, sizeof(name)-1, value))
1069
1070/* {{{ init_request_info
1071
1072  initializes request_info structure
1073
1074  specificly in this section we handle proper translations
1075  for:
1076
1077  PATH_INFO
1078    derived from the portion of the URI path following
1079    the script name but preceding any query data
1080    may be empty
1081
1082  PATH_TRANSLATED
1083    derived by taking any path-info component of the
1084    request URI and performing any virtual-to-physical
1085    translation appropriate to map it onto the server's
1086    document repository structure
1087
1088    empty if PATH_INFO is empty
1089
1090    The env var PATH_TRANSLATED **IS DIFFERENT** than the
1091    request_info.path_translated variable, the latter should
1092    match SCRIPT_FILENAME instead.
1093
1094  SCRIPT_NAME
1095    set to a URL path that could identify the CGI script
1096    rather than the interpreter.  PHP_SELF is set to this
1097
1098  REQUEST_URI
1099    uri section following the domain:port part of a URI
1100
1101  SCRIPT_FILENAME
1102    The virtual-to-physical translation of SCRIPT_NAME (as per
1103    PATH_TRANSLATED)
1104
1105  These settings are documented at
1106  http://cgi-spec.golux.com/
1107
1108
1109  Based on the following URL request:
1110
1111  http://localhost/info.php/test?a=b
1112
1113  should produce, which btw is the same as if
1114  we were running under mod_cgi on apache (ie. not
1115  using ScriptAlias directives):
1116
1117  PATH_INFO=/test
1118  PATH_TRANSLATED=/docroot/test
1119  SCRIPT_NAME=/info.php
1120  REQUEST_URI=/info.php/test?a=b
1121  SCRIPT_FILENAME=/docroot/info.php
1122  QUERY_STRING=a=b
1123
1124  but what we get is (cgi/mod_fastcgi under apache):
1125
1126  PATH_INFO=/info.php/test
1127  PATH_TRANSLATED=/docroot/info.php/test
1128  SCRIPT_NAME=/php/php-cgi  (from the Action setting I suppose)
1129  REQUEST_URI=/info.php/test?a=b
1130  SCRIPT_FILENAME=/path/to/php/bin/php-cgi  (Action setting translated)
1131  QUERY_STRING=a=b
1132
1133  Comments in the code below refer to using the above URL in a request
1134
1135 */
1136static void init_request_info(fcgi_request *request TSRMLS_DC)
1137{
1138    char *env_script_filename = CGI_GETENV("SCRIPT_FILENAME");
1139    char *env_path_translated = CGI_GETENV("PATH_TRANSLATED");
1140    char *script_path_translated = env_script_filename;
1141
1142    /* some broken servers do not have script_filename or argv0
1143     * an example, IIS configured in some ways.  then they do more
1144     * broken stuff and set path_translated to the cgi script location */
1145    if (!script_path_translated && env_path_translated) {
1146        script_path_translated = env_path_translated;
1147    }
1148
1149    /* initialize the defaults */
1150    SG(request_info).path_translated = NULL;
1151    SG(request_info).request_method = NULL;
1152    SG(request_info).proto_num = 1000;
1153    SG(request_info).query_string = NULL;
1154    SG(request_info).request_uri = NULL;
1155    SG(request_info).content_type = NULL;
1156    SG(request_info).content_length = 0;
1157    SG(sapi_headers).http_response_code = 200;
1158
1159    /* script_path_translated being set is a good indication that
1160     * we are running in a cgi environment, since it is always
1161     * null otherwise.  otherwise, the filename
1162     * of the script will be retreived later via argc/argv */
1163    if (script_path_translated) {
1164        const char *auth;
1165        char *content_length = CGI_GETENV("CONTENT_LENGTH");
1166        char *content_type = CGI_GETENV("CONTENT_TYPE");
1167        char *env_path_info = CGI_GETENV("PATH_INFO");
1168        char *env_script_name = CGI_GETENV("SCRIPT_NAME");
1169
1170#ifdef PHP_WIN32
1171        /* Hack for buggy IIS that sets incorrect PATH_INFO */
1172        char *env_server_software = CGI_GETENV("SERVER_SOFTWARE");
1173
1174        if (env_server_software &&
1175            env_script_name &&
1176            env_path_info &&
1177            strncmp(env_server_software, "Microsoft-IIS", sizeof("Microsoft-IIS")-1) == 0 &&
1178            strncmp(env_path_info, env_script_name, strlen(env_script_name)) == 0
1179        ) {
1180            env_path_info = CGI_PUTENV("ORIG_PATH_INFO", env_path_info);
1181            env_path_info += strlen(env_script_name);
1182            if (*env_path_info == 0) {
1183                env_path_info = NULL;
1184            }
1185            env_path_info = CGI_PUTENV("PATH_INFO", env_path_info);
1186        }
1187#endif
1188
1189        if (CGIG(fix_pathinfo)) {
1190            struct stat st;
1191            char *real_path = NULL;
1192            char *env_redirect_url = CGI_GETENV("REDIRECT_URL");
1193            char *env_document_root = CGI_GETENV("DOCUMENT_ROOT");
1194            char *orig_path_translated = env_path_translated;
1195            char *orig_path_info = env_path_info;
1196            char *orig_script_name = env_script_name;
1197            char *orig_script_filename = env_script_filename;
1198            int script_path_translated_len;
1199
1200            if (!env_document_root && PG(doc_root)) {
1201                env_document_root = CGI_PUTENV("DOCUMENT_ROOT", PG(doc_root));
1202                /* fix docroot */
1203                TRANSLATE_SLASHES(env_document_root);
1204            }
1205
1206            if (env_path_translated != NULL && env_redirect_url != NULL &&
1207                env_path_translated != script_path_translated &&
1208                strcmp(env_path_translated, script_path_translated) != 0) {
1209                /*
1210                 * pretty much apache specific.  If we have a redirect_url
1211                 * then our script_filename and script_name point to the
1212                 * php executable
1213                 */
1214                script_path_translated = env_path_translated;
1215                /* we correct SCRIPT_NAME now in case we don't have PATH_INFO */
1216                env_script_name = env_redirect_url;
1217            }
1218
1219#ifdef __riscos__
1220            /* Convert path to unix format*/
1221            __riscosify_control |= __RISCOSIFY_DONT_CHECK_DIR;
1222            script_path_translated = __unixify(script_path_translated, 0, NULL, 1, 0);
1223#endif
1224
1225            /*
1226             * if the file doesn't exist, try to extract PATH_INFO out
1227             * of it by stat'ing back through the '/'
1228             * this fixes url's like /info.php/test
1229             */
1230            if (script_path_translated &&
1231                (script_path_translated_len = strlen(script_path_translated)) > 0 &&
1232                (script_path_translated[script_path_translated_len-1] == '/' ||
1233#ifdef PHP_WIN32
1234                script_path_translated[script_path_translated_len-1] == '\\' ||
1235#endif
1236                (real_path = tsrm_realpath(script_path_translated, NULL TSRMLS_CC)) == NULL)
1237            ) {
1238                char *pt = estrndup(script_path_translated, script_path_translated_len);
1239                int len = script_path_translated_len;
1240                char *ptr;
1241
1242                while ((ptr = strrchr(pt, '/')) || (ptr = strrchr(pt, '\\'))) {
1243                    *ptr = 0;
1244                    if (stat(pt, &st) == 0 && S_ISREG(st.st_mode)) {
1245                        /*
1246                         * okay, we found the base script!
1247                         * work out how many chars we had to strip off;
1248                         * then we can modify PATH_INFO
1249                         * accordingly
1250                         *
1251                         * we now have the makings of
1252                         * PATH_INFO=/test
1253                         * SCRIPT_FILENAME=/docroot/info.php
1254                         *
1255                         * we now need to figure out what docroot is.
1256                         * if DOCUMENT_ROOT is set, this is easy, otherwise,
1257                         * we have to play the game of hide and seek to figure
1258                         * out what SCRIPT_NAME should be
1259                         */
1260                        int slen = len - strlen(pt);
1261                        int pilen = env_path_info ? strlen(env_path_info) : 0;
1262                        char *path_info = env_path_info ? env_path_info + pilen - slen : NULL;
1263
1264                        if (orig_path_info != path_info) {
1265                            if (orig_path_info) {
1266                                char old;
1267
1268                                CGI_PUTENV("ORIG_PATH_INFO", orig_path_info);
1269                                old = path_info[0];
1270                                path_info[0] = 0;
1271                                if (!orig_script_name ||
1272                                    strcmp(orig_script_name, env_path_info) != 0) {
1273                                    if (orig_script_name) {
1274                                        CGI_PUTENV("ORIG_SCRIPT_NAME", orig_script_name);
1275                                    }
1276                                    SG(request_info).request_uri = CGI_PUTENV("SCRIPT_NAME", env_path_info);
1277                                } else {
1278                                    SG(request_info).request_uri = orig_script_name;
1279                                }
1280                                path_info[0] = old;
1281                            }
1282                            env_path_info = CGI_PUTENV("PATH_INFO", path_info);
1283                        }
1284                        if (!orig_script_filename ||
1285                            strcmp(orig_script_filename, pt) != 0) {
1286                            if (orig_script_filename) {
1287                                CGI_PUTENV("ORIG_SCRIPT_FILENAME", orig_script_filename);
1288                            }
1289                            script_path_translated = CGI_PUTENV("SCRIPT_FILENAME", pt);
1290                        }
1291                        TRANSLATE_SLASHES(pt);
1292
1293                        /* figure out docroot
1294                         * SCRIPT_FILENAME minus SCRIPT_NAME
1295                         */
1296                        if (env_document_root) {
1297                            int l = strlen(env_document_root);
1298                            int path_translated_len = 0;
1299                            char *path_translated = NULL;
1300
1301                            if (l && env_document_root[l - 1] == '/') {
1302                                --l;
1303                            }
1304
1305                            /* we have docroot, so we should have:
1306                             * DOCUMENT_ROOT=/docroot
1307                             * SCRIPT_FILENAME=/docroot/info.php
1308                             */
1309
1310                            /* PATH_TRANSLATED = DOCUMENT_ROOT + PATH_INFO */
1311                            path_translated_len = l + (env_path_info ? strlen(env_path_info) : 0);
1312                            path_translated = (char *) emalloc(path_translated_len + 1);
1313                            memcpy(path_translated, env_document_root, l);
1314                            if (env_path_info) {
1315                                memcpy(path_translated + l, env_path_info, (path_translated_len - l));
1316                            }
1317                            path_translated[path_translated_len] = '\0';
1318                            if (orig_path_translated) {
1319                                CGI_PUTENV("ORIG_PATH_TRANSLATED", orig_path_translated);
1320                            }
1321                            env_path_translated = CGI_PUTENV("PATH_TRANSLATED", path_translated);
1322                            efree(path_translated);
1323                        } else if ( env_script_name &&
1324                                    strstr(pt, env_script_name)
1325                        ) {
1326                            /* PATH_TRANSLATED = PATH_TRANSLATED - SCRIPT_NAME + PATH_INFO */
1327                            int ptlen = strlen(pt) - strlen(env_script_name);
1328                            int path_translated_len = ptlen + (env_path_info ? strlen(env_path_info) : 0);
1329                            char *path_translated = NULL;
1330
1331                            path_translated = (char *) emalloc(path_translated_len + 1);
1332                            memcpy(path_translated, pt, ptlen);
1333                            if (env_path_info) {
1334                                memcpy(path_translated + ptlen, env_path_info, path_translated_len - ptlen);
1335                            }
1336                            path_translated[path_translated_len] = '\0';
1337                            if (orig_path_translated) {
1338                                CGI_PUTENV("ORIG_PATH_TRANSLATED", orig_path_translated);
1339                            }
1340                            env_path_translated = CGI_PUTENV("PATH_TRANSLATED", path_translated);
1341                            efree(path_translated);
1342                        }
1343                        break;
1344                    }
1345                }
1346                if (!ptr) {
1347                    /*
1348                     * if we stripped out all the '/' and still didn't find
1349                     * a valid path... we will fail, badly. of course we would
1350                     * have failed anyway... we output 'no input file' now.
1351                     */
1352                    if (orig_script_filename) {
1353                        CGI_PUTENV("ORIG_SCRIPT_FILENAME", orig_script_filename);
1354                    }
1355                    script_path_translated = CGI_PUTENV("SCRIPT_FILENAME", NULL);
1356                    SG(sapi_headers).http_response_code = 404;
1357                }
1358                if (!SG(request_info).request_uri) {
1359                    if (!orig_script_name ||
1360                        strcmp(orig_script_name, env_script_name) != 0) {
1361                        if (orig_script_name) {
1362                            CGI_PUTENV("ORIG_SCRIPT_NAME", orig_script_name);
1363                        }
1364                        SG(request_info).request_uri = CGI_PUTENV("SCRIPT_NAME", env_script_name);
1365                    } else {
1366                        SG(request_info).request_uri = orig_script_name;
1367                    }
1368                }
1369                if (pt) {
1370                    efree(pt);
1371                }
1372            } else {
1373                /* make sure path_info/translated are empty */
1374                if (!orig_script_filename ||
1375                    (script_path_translated != orig_script_filename &&
1376                    strcmp(script_path_translated, orig_script_filename) != 0)) {
1377                    if (orig_script_filename) {
1378                        CGI_PUTENV("ORIG_SCRIPT_FILENAME", orig_script_filename);
1379                    }
1380                    script_path_translated = CGI_PUTENV("SCRIPT_FILENAME", script_path_translated);
1381                }
1382                if (env_redirect_url) {
1383                    if (orig_path_info) {
1384                        CGI_PUTENV("ORIG_PATH_INFO", orig_path_info);
1385                        CGI_PUTENV("PATH_INFO", NULL);
1386                    }
1387                    if (orig_path_translated) {
1388                        CGI_PUTENV("ORIG_PATH_TRANSLATED", orig_path_translated);
1389                        CGI_PUTENV("PATH_TRANSLATED", NULL);
1390                    }
1391                }
1392                if (env_script_name != orig_script_name) {
1393                    if (orig_script_name) {
1394                        CGI_PUTENV("ORIG_SCRIPT_NAME", orig_script_name);
1395                    }
1396                    SG(request_info).request_uri = CGI_PUTENV("SCRIPT_NAME", env_script_name);
1397                } else {
1398                    SG(request_info).request_uri = env_script_name;
1399                }
1400                free(real_path);
1401            }
1402        } else {
1403            /* pre 4.3 behaviour, shouldn't be used but provides BC */
1404            if (env_path_info) {
1405                SG(request_info).request_uri = env_path_info;
1406            } else {
1407                SG(request_info).request_uri = env_script_name;
1408            }
1409            if (!CGIG(discard_path) && env_path_translated) {
1410                script_path_translated = env_path_translated;
1411            }
1412        }
1413
1414        if (is_valid_path(script_path_translated)) {
1415            SG(request_info).path_translated = estrdup(script_path_translated);
1416        }
1417
1418        SG(request_info).request_method = CGI_GETENV("REQUEST_METHOD");
1419        /* FIXME - Work out proto_num here */
1420        SG(request_info).query_string = CGI_GETENV("QUERY_STRING");
1421        SG(request_info).content_type = (content_type ? content_type : "" );
1422        SG(request_info).content_length = (content_length ? atol(content_length) : 0);
1423
1424        /* The CGI RFC allows servers to pass on unvalidated Authorization data */
1425        auth = CGI_GETENV("HTTP_AUTHORIZATION");
1426        php_handle_auth_data(auth TSRMLS_CC);
1427    }
1428}
1429/* }}} */
1430
1431#ifndef PHP_WIN32
1432/**
1433 * Clean up child processes upon exit
1434 */
1435void fastcgi_cleanup(int signal)
1436{
1437#ifdef DEBUG_FASTCGI
1438    fprintf(stderr, "FastCGI shutdown, pid %d\n", getpid());
1439#endif
1440
1441    sigaction(SIGTERM, &old_term, 0);
1442
1443    /* Kill all the processes in our process group */
1444    kill(-pgroup, SIGTERM);
1445
1446    if (parent && parent_waiting) {
1447        exit_signal = 1;
1448    } else {
1449        exit(0);
1450    }
1451}
1452#endif
1453
1454PHP_INI_BEGIN()
1455    STD_PHP_INI_ENTRY("cgi.rfc2616_headers",     "0",  PHP_INI_ALL,    OnUpdateBool,   rfc2616_headers, php_cgi_globals_struct, php_cgi_globals)
1456    STD_PHP_INI_ENTRY("cgi.nph",                 "0",  PHP_INI_ALL,    OnUpdateBool,   nph, php_cgi_globals_struct, php_cgi_globals)
1457    STD_PHP_INI_ENTRY("cgi.check_shebang_line",  "1",  PHP_INI_SYSTEM, OnUpdateBool,   check_shebang_line, php_cgi_globals_struct, php_cgi_globals)
1458    STD_PHP_INI_ENTRY("cgi.force_redirect",      "1",  PHP_INI_SYSTEM, OnUpdateBool,   force_redirect, php_cgi_globals_struct, php_cgi_globals)
1459    STD_PHP_INI_ENTRY("cgi.redirect_status_env", NULL, PHP_INI_SYSTEM, OnUpdateString, redirect_status_env, php_cgi_globals_struct, php_cgi_globals)
1460    STD_PHP_INI_ENTRY("cgi.fix_pathinfo",        "1",  PHP_INI_SYSTEM, OnUpdateBool,   fix_pathinfo, php_cgi_globals_struct, php_cgi_globals)
1461    STD_PHP_INI_ENTRY("cgi.discard_path",        "0",  PHP_INI_SYSTEM, OnUpdateBool,   discard_path, php_cgi_globals_struct, php_cgi_globals)
1462    STD_PHP_INI_ENTRY("fastcgi.logging",         "1",  PHP_INI_SYSTEM, OnUpdateBool,   fcgi_logging, php_cgi_globals_struct, php_cgi_globals)
1463#ifdef PHP_WIN32
1464    STD_PHP_INI_ENTRY("fastcgi.impersonate",     "0",  PHP_INI_SYSTEM, OnUpdateBool,   impersonate, php_cgi_globals_struct, php_cgi_globals)
1465#endif
1466PHP_INI_END()
1467
1468/* {{{ php_cgi_globals_ctor
1469 */
1470static void php_cgi_globals_ctor(php_cgi_globals_struct *php_cgi_globals TSRMLS_DC)
1471{
1472    php_cgi_globals->rfc2616_headers = 0;
1473    php_cgi_globals->nph = 0;
1474    php_cgi_globals->check_shebang_line = 1;
1475    php_cgi_globals->force_redirect = 1;
1476    php_cgi_globals->redirect_status_env = NULL;
1477    php_cgi_globals->fix_pathinfo = 1;
1478    php_cgi_globals->discard_path = 0;
1479    php_cgi_globals->fcgi_logging = 1;
1480#ifdef PHP_WIN32
1481    php_cgi_globals->impersonate = 0;
1482#endif
1483    zend_hash_init(&php_cgi_globals->user_config_cache, 0, NULL, (dtor_func_t) user_config_cache_entry_dtor, 1);
1484}
1485/* }}} */
1486
1487/* {{{ PHP_MINIT_FUNCTION
1488 */
1489static PHP_MINIT_FUNCTION(cgi)
1490{
1491#ifdef ZTS
1492    ts_allocate_id(&php_cgi_globals_id, sizeof(php_cgi_globals_struct), (ts_allocate_ctor) php_cgi_globals_ctor, NULL);
1493#else
1494    php_cgi_globals_ctor(&php_cgi_globals TSRMLS_CC);
1495#endif
1496    REGISTER_INI_ENTRIES();
1497    return SUCCESS;
1498}
1499/* }}} */
1500
1501/* {{{ PHP_MSHUTDOWN_FUNCTION
1502 */
1503static PHP_MSHUTDOWN_FUNCTION(cgi)
1504{
1505    zend_hash_destroy(&CGIG(user_config_cache));
1506
1507    UNREGISTER_INI_ENTRIES();
1508    return SUCCESS;
1509}
1510/* }}} */
1511
1512/* {{{ PHP_MINFO_FUNCTION
1513 */
1514static PHP_MINFO_FUNCTION(cgi)
1515{
1516    DISPLAY_INI_ENTRIES();
1517}
1518/* }}} */
1519
1520PHP_FUNCTION(apache_child_terminate) /* {{{ */
1521{
1522    if (ZEND_NUM_ARGS() > 0) {
1523        WRONG_PARAM_COUNT;
1524    }
1525    if (fcgi_is_fastcgi()) {
1526        fcgi_terminate();
1527    }
1528}
1529/* }}} */
1530
1531static void add_request_header(char *var, unsigned int var_len, char *val, unsigned int val_len, void *arg TSRMLS_DC) /* {{{ */
1532{
1533    zval *return_value = (zval*)arg;
1534    char *str = NULL;
1535    char *p;
1536    ALLOCA_FLAG(use_heap)
1537
1538    if (var_len > 5 &&
1539        var[0] == 'H' &&
1540        var[1] == 'T' &&
1541        var[2] == 'T' &&
1542        var[3] == 'P' &&
1543        var[4] == '_') {
1544
1545        var_len -= 5;
1546        p = var + 5;
1547        var = str = do_alloca(var_len + 1, use_heap);
1548        *str++ = *p++;
1549        while (*p) {
1550            if (*p == '_') {
1551                *str++ = '-';
1552                p++;
1553                if (*p) {
1554                    *str++ = *p++;
1555                }
1556            } else if (*p >= 'A' && *p <= 'Z') {
1557                *str++ = (*p++ - 'A' + 'a');
1558            } else {
1559                *str++ = *p++;
1560            }
1561        }
1562        *str = 0;
1563    } else if (var_len == sizeof("CONTENT_TYPE")-1 &&
1564               memcmp(var, "CONTENT_TYPE", sizeof("CONTENT_TYPE")-1) == 0) {
1565        var = "Content-Type";
1566    } else if (var_len == sizeof("CONTENT_LENGTH")-1 &&
1567               memcmp(var, "CONTENT_LENGTH", sizeof("CONTENT_LENGTH")-1) == 0) {
1568        var = "Content-Length";
1569    } else {
1570        return;
1571    }
1572    add_assoc_stringl_ex(return_value, var, var_len+1, val, val_len, 1);
1573    if (str) {
1574        free_alloca(var, use_heap);
1575    }
1576}
1577/* }}} */
1578
1579PHP_FUNCTION(apache_request_headers) /* {{{ */
1580{
1581    if (ZEND_NUM_ARGS() > 0) {
1582        WRONG_PARAM_COUNT;
1583    }
1584    array_init(return_value);
1585    if (fcgi_is_fastcgi()) {
1586        fcgi_request *request = (fcgi_request*) SG(server_context);
1587
1588        fcgi_loadenv(request, add_request_header, return_value TSRMLS_CC);
1589    } else {
1590        char buf[128];
1591        char **env, *p, *q, *var, *val, *t = buf;
1592        size_t alloc_size = sizeof(buf);
1593        unsigned long var_len;
1594
1595        for (env = environ; env != NULL && *env != NULL; env++) {
1596            val = strchr(*env, '=');
1597            if (!val) {             /* malformed entry? */
1598                continue;
1599            }
1600            var_len = val - *env;
1601            if (var_len >= alloc_size) {
1602                alloc_size = var_len + 64;
1603                t = (t == buf ? emalloc(alloc_size): erealloc(t, alloc_size));
1604            }
1605            var = *env;
1606            if (var_len > 5 &&
1607                var[0] == 'H' &&
1608                var[1] == 'T' &&
1609                var[2] == 'T' &&
1610                var[3] == 'P' &&
1611                var[4] == '_') {
1612
1613                var_len -= 5;
1614
1615                if (var_len >= alloc_size) {
1616                    alloc_size = var_len + 64;
1617                    t = (t == buf ? emalloc(alloc_size): erealloc(t, alloc_size));
1618                }
1619                p = var + 5;
1620
1621                var = q = t;
1622                /* First char keep uppercase */
1623                *q++ = *p++;
1624                while (*p) {
1625                    if (*p == '=') {
1626                        /* End of name */
1627                        break;
1628                    } else if (*p == '_') {
1629                        *q++ = '-';
1630                        p++;
1631                        /* First char after - keep uppercase */
1632                        if (*p && *p!='=') {
1633                            *q++ = *p++;
1634                        }
1635                    } else if (*p >= 'A' && *p <= 'Z') {
1636                        /* lowercase */
1637                        *q++ = (*p++ - 'A' + 'a');
1638                    } else {
1639                        *q++ = *p++;
1640                    }
1641                }
1642                *q = 0;
1643            } else if (var_len == sizeof("CONTENT_TYPE")-1 &&
1644                       memcmp(var, "CONTENT_TYPE", sizeof("CONTENT_TYPE")-1) == 0) {
1645                var = "Content-Type";
1646            } else if (var_len == sizeof("CONTENT_LENGTH")-1 &&
1647                       memcmp(var, "CONTENT_LENGTH", sizeof("CONTENT_LENGTH")-1) == 0) {
1648                var = "Content-Length";
1649            } else {
1650                continue;
1651            }
1652            val++;
1653            add_assoc_string_ex(return_value, var, var_len+1, val, 1);
1654        }
1655        if (t != buf && t != NULL) {
1656            efree(t);
1657        }
1658    }
1659}
1660/* }}} */
1661
1662static void add_response_header(sapi_header_struct *h, zval *return_value TSRMLS_DC) /* {{{ */
1663{
1664    char *s, *p;
1665    int  len;
1666    ALLOCA_FLAG(use_heap)
1667
1668    if (h->header_len > 0) {
1669        p = strchr(h->header, ':');
1670        len = p - h->header;
1671        if (p && (len > 0)) {
1672            while (len > 0 && (h->header[len-1] == ' ' || h->header[len-1] == '\t')) {
1673                len--;
1674            }
1675            if (len) {
1676                s = do_alloca(len + 1, use_heap);
1677                memcpy(s, h->header, len);
1678                s[len] = 0;
1679                do {
1680                    p++;
1681                } while (*p == ' ' || *p == '\t');
1682                add_assoc_stringl_ex(return_value, s, len+1, p, h->header_len - (p - h->header), 1);
1683                free_alloca(s, use_heap);
1684            }
1685        }
1686    }
1687}
1688/* }}} */
1689
1690PHP_FUNCTION(apache_response_headers) /* {{{ */
1691{
1692    if (ZEND_NUM_ARGS() > 0) {
1693        WRONG_PARAM_COUNT;
1694    }
1695
1696    if (!&SG(sapi_headers).headers) {
1697        RETURN_FALSE;
1698    }
1699    array_init(return_value);
1700    zend_llist_apply_with_argument(&SG(sapi_headers).headers, (llist_apply_with_arg_func_t)add_response_header, return_value TSRMLS_CC);
1701}
1702/* }}} */
1703
1704ZEND_BEGIN_ARG_INFO(arginfo_no_args, 0)
1705ZEND_END_ARG_INFO()
1706
1707const zend_function_entry cgi_functions[] = {
1708    PHP_FE(apache_child_terminate, arginfo_no_args)
1709    PHP_FE(apache_request_headers, arginfo_no_args)
1710    PHP_FE(apache_response_headers, arginfo_no_args)
1711    PHP_FALIAS(getallheaders, apache_request_headers, arginfo_no_args)
1712    {NULL, NULL, NULL}
1713};
1714
1715static zend_module_entry cgi_module_entry = {
1716    STANDARD_MODULE_HEADER,
1717    "cgi-fcgi",
1718    cgi_functions,
1719    PHP_MINIT(cgi),
1720    PHP_MSHUTDOWN(cgi),
1721    NULL,
1722    NULL,
1723    PHP_MINFO(cgi),
1724    NO_VERSION_YET,
1725    STANDARD_MODULE_PROPERTIES
1726};
1727
1728/* {{{ main
1729 */
1730int main(int argc, char *argv[])
1731{
1732    int free_query_string = 0;
1733    int exit_status = SUCCESS;
1734    int cgi = 0, c, i, len;
1735    zend_file_handle file_handle;
1736    char *s;
1737
1738    /* temporary locals */
1739    int behavior = PHP_MODE_STANDARD;
1740    int no_headers = 0;
1741    int orig_optind = php_optind;
1742    char *orig_optarg = php_optarg;
1743    char *script_file = NULL;
1744    int ini_entries_len = 0;
1745    /* end of temporary locals */
1746
1747#ifdef ZTS
1748    void ***tsrm_ls;
1749#endif
1750
1751    int max_requests = 500;
1752    int requests = 0;
1753    int fastcgi;
1754    char *bindpath = NULL;
1755    int fcgi_fd = 0;
1756    fcgi_request *request = NULL;
1757    int repeats = 1;
1758    int benchmark = 0;
1759#if HAVE_GETTIMEOFDAY
1760    struct timeval start, end;
1761#else
1762    time_t start, end;
1763#endif
1764#ifndef PHP_WIN32
1765    int status = 0;
1766#endif
1767    char *query_string;
1768    char *decoded_query_string;
1769    int skip_getopt = 0;
1770
1771#if 0 && defined(PHP_DEBUG)
1772    /* IIS is always making things more difficult.  This allows
1773     * us to stop PHP and attach a debugger before much gets started */
1774    {
1775        char szMessage [256];
1776        wsprintf (szMessage, "Please attach a debugger to the process 0x%X [%d] (%s) and click OK", GetCurrentProcessId(), GetCurrentProcessId(), argv[0]);
1777        MessageBox(NULL, szMessage, "CGI Debug Time!", MB_OK|MB_SERVICE_NOTIFICATION);
1778    }
1779#endif
1780
1781#ifdef HAVE_SIGNAL_H
1782#if defined(SIGPIPE) && defined(SIG_IGN)
1783    signal(SIGPIPE, SIG_IGN); /* ignore SIGPIPE in standalone mode so
1784                                that sockets created via fsockopen()
1785                                don't kill PHP if the remote site
1786                                closes it.  in apache|apxs mode apache
1787                                does that for us!  thies@thieso.net
1788                                20000419 */
1789#endif
1790#endif
1791
1792#ifdef ZTS
1793    tsrm_startup(1, 1, 0, NULL);
1794    tsrm_ls = ts_resource(0);
1795#endif
1796
1797    sapi_startup(&cgi_sapi_module);
1798    fastcgi = fcgi_is_fastcgi();
1799    cgi_sapi_module.php_ini_path_override = NULL;
1800
1801#ifdef PHP_WIN32
1802    _fmode = _O_BINARY; /* sets default for file streams to binary */
1803    setmode(_fileno(stdin),  O_BINARY); /* make the stdio mode be binary */
1804    setmode(_fileno(stdout), O_BINARY); /* make the stdio mode be binary */
1805    setmode(_fileno(stderr), O_BINARY); /* make the stdio mode be binary */
1806#endif
1807
1808    if (!fastcgi) {
1809        /* Make sure we detect we are a cgi - a bit redundancy here,
1810         * but the default case is that we have to check only the first one. */
1811        if (getenv("SERVER_SOFTWARE") ||
1812            getenv("SERVER_NAME") ||
1813            getenv("GATEWAY_INTERFACE") ||
1814            getenv("REQUEST_METHOD")
1815        ) {
1816            cgi = 1;
1817        }
1818    }
1819
1820    if((query_string = getenv("QUERY_STRING")) != NULL && strchr(query_string, '=') == NULL) {
1821        /* we've got query string that has no = - apache CGI will pass it to command line */
1822        unsigned char *p;
1823        decoded_query_string = strdup(query_string);
1824        php_url_decode(decoded_query_string, strlen(decoded_query_string));
1825        for (p = decoded_query_string; *p &&  *p <= ' '; p++) {
1826            /* skip all leading spaces */
1827        }
1828        if(*p == '-') {
1829            skip_getopt = 1;
1830        }
1831        free(decoded_query_string);
1832    }
1833
1834    while (!skip_getopt && (c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 0, 2)) != -1) {
1835        switch (c) {
1836            case 'c':
1837                if (cgi_sapi_module.php_ini_path_override) {
1838                    free(cgi_sapi_module.php_ini_path_override);
1839                }
1840                cgi_sapi_module.php_ini_path_override = strdup(php_optarg);
1841                break;
1842            case 'n':
1843                cgi_sapi_module.php_ini_ignore = 1;
1844                break;
1845            case 'd': {
1846                /* define ini entries on command line */
1847                int len = strlen(php_optarg);
1848                char *val;
1849
1850                if ((val = strchr(php_optarg, '='))) {
1851                    val++;
1852                    if (!isalnum(*val) && *val != '"' && *val != '\'' && *val != '\0') {
1853                        cgi_sapi_module.ini_entries = realloc(cgi_sapi_module.ini_entries, ini_entries_len + len + sizeof("\"\"\n\0"));
1854                        memcpy(cgi_sapi_module.ini_entries + ini_entries_len, php_optarg, (val - php_optarg));
1855                        ini_entries_len += (val - php_optarg);
1856                        memcpy(cgi_sapi_module.ini_entries + ini_entries_len, "\"", 1);
1857                        ini_entries_len++;
1858                        memcpy(cgi_sapi_module.ini_entries + ini_entries_len, val, len - (val - php_optarg));
1859                        ini_entries_len += len - (val - php_optarg);
1860                        memcpy(cgi_sapi_module.ini_entries + ini_entries_len, "\"\n\0", sizeof("\"\n\0"));
1861                        ini_entries_len += sizeof("\n\0\"") - 2;
1862                    } else {
1863                        cgi_sapi_module.ini_entries = realloc(cgi_sapi_module.ini_entries, ini_entries_len + len + sizeof("\n\0"));
1864                        memcpy(cgi_sapi_module.ini_entries + ini_entries_len, php_optarg, len);
1865                        memcpy(cgi_sapi_module.ini_entries + ini_entries_len + len, "\n\0", sizeof("\n\0"));
1866                        ini_entries_len += len + sizeof("\n\0") - 2;
1867                    }
1868                } else {
1869                    cgi_sapi_module.ini_entries = realloc(cgi_sapi_module.ini_entries, ini_entries_len + len + sizeof("=1\n\0"));
1870                    memcpy(cgi_sapi_module.ini_entries + ini_entries_len, php_optarg, len);
1871                    memcpy(cgi_sapi_module.ini_entries + ini_entries_len + len, "=1\n\0", sizeof("=1\n\0"));
1872                    ini_entries_len += len + sizeof("=1\n\0") - 2;
1873                }
1874                break;
1875            }
1876            /* if we're started on command line, check to see if
1877             * we are being started as an 'external' fastcgi
1878             * server by accepting a bindpath parameter. */
1879            case 'b':
1880                if (!fastcgi) {
1881                    bindpath = strdup(php_optarg);
1882                }
1883                break;
1884            case 's': /* generate highlighted HTML from source */
1885                behavior = PHP_MODE_HIGHLIGHT;
1886                break;
1887        }
1888    }
1889    php_optind = orig_optind;
1890    php_optarg = orig_optarg;
1891
1892    if (fastcgi || bindpath) {
1893        /* Override SAPI callbacks */
1894        cgi_sapi_module.ub_write     = sapi_fcgi_ub_write;
1895        cgi_sapi_module.flush        = sapi_fcgi_flush;
1896        cgi_sapi_module.read_post    = sapi_fcgi_read_post;
1897        cgi_sapi_module.getenv       = sapi_fcgi_getenv;
1898        cgi_sapi_module.read_cookies = sapi_fcgi_read_cookies;
1899    }
1900
1901#ifdef ZTS
1902    SG(request_info).path_translated = NULL;
1903#endif
1904
1905    cgi_sapi_module.executable_location = argv[0];
1906    if (!cgi && !fastcgi && !bindpath) {
1907        cgi_sapi_module.additional_functions = additional_functions;
1908    }
1909
1910    /* startup after we get the above ini override se we get things right */
1911    if (cgi_sapi_module.startup(&cgi_sapi_module) == FAILURE) {
1912#ifdef ZTS
1913        tsrm_shutdown();
1914#endif
1915        return FAILURE;
1916    }
1917
1918    /* check force_cgi after startup, so we have proper output */
1919    if (cgi && CGIG(force_redirect)) {
1920        /* Apache will generate REDIRECT_STATUS,
1921         * Netscape and redirect.so will generate HTTP_REDIRECT_STATUS.
1922         * redirect.so and installation instructions available from
1923         * http://www.koehntopp.de/php.
1924         *   -- kk@netuse.de
1925         */
1926        if (!getenv("REDIRECT_STATUS") &&
1927            !getenv ("HTTP_REDIRECT_STATUS") &&
1928            /* this is to allow a different env var to be configured
1929             * in case some server does something different than above */
1930            (!CGIG(redirect_status_env) || !getenv(CGIG(redirect_status_env)))
1931        ) {
1932            zend_try {
1933                SG(sapi_headers).http_response_code = 400;
1934                PUTS("<b>Security Alert!</b> The PHP CGI cannot be accessed directly.\n\n\
1935<p>This PHP CGI binary was compiled with force-cgi-redirect enabled.  This\n\
1936means that a page will only be served up if the REDIRECT_STATUS CGI variable is\n\
1937set, e.g. via an Apache Action directive.</p>\n\
1938<p>For more information as to <i>why</i> this behaviour exists, see the <a href=\"http://php.net/security.cgi-bin\">\
1939manual page for CGI security</a>.</p>\n\
1940<p>For more information about changing this behaviour or re-enabling this webserver,\n\
1941consult the installation file that came with this distribution, or visit \n\
1942<a href=\"http://php.net/install.windows\">the manual page</a>.</p>\n");
1943            } zend_catch {
1944            } zend_end_try();
1945#if defined(ZTS) && !defined(PHP_DEBUG)
1946            /* XXX we're crashing here in msvc6 debug builds at
1947             * php_message_handler_for_zend:839 because
1948             * SG(request_info).path_translated is an invalid pointer.
1949             * It still happens even though I set it to null, so something
1950             * weird is going on.
1951             */
1952            tsrm_shutdown();
1953#endif
1954            return FAILURE;
1955        }
1956    }
1957
1958    if (bindpath) {
1959        fcgi_fd = fcgi_listen(bindpath, 128);
1960        if (fcgi_fd < 0) {
1961            fprintf(stderr, "Couldn't create FastCGI listen socket on port %s\n", bindpath);
1962#ifdef ZTS
1963            tsrm_shutdown();
1964#endif
1965            return FAILURE;
1966        }
1967        fastcgi = fcgi_is_fastcgi();
1968    }
1969    if (fastcgi) {
1970        /* How many times to run PHP scripts before dying */
1971        if (getenv("PHP_FCGI_MAX_REQUESTS")) {
1972            max_requests = atoi(getenv("PHP_FCGI_MAX_REQUESTS"));
1973            if (max_requests < 0) {
1974                fprintf(stderr, "PHP_FCGI_MAX_REQUESTS is not valid\n");
1975                return FAILURE;
1976            }
1977        }
1978
1979        /* make php call us to get _ENV vars */
1980        php_php_import_environment_variables = php_import_environment_variables;
1981        php_import_environment_variables = cgi_php_import_environment_variables;
1982
1983        /* library is already initialized, now init our request */
1984        request = fcgi_init_request(fcgi_fd);
1985
1986#ifndef PHP_WIN32
1987    /* Pre-fork, if required */
1988    if (getenv("PHP_FCGI_CHILDREN")) {
1989        char * children_str = getenv("PHP_FCGI_CHILDREN");
1990        children = atoi(children_str);
1991        if (children < 0) {
1992            fprintf(stderr, "PHP_FCGI_CHILDREN is not valid\n");
1993            return FAILURE;
1994        }
1995        fcgi_set_mgmt_var("FCGI_MAX_CONNS", sizeof("FCGI_MAX_CONNS")-1, children_str, strlen(children_str));
1996        /* This is the number of concurrent requests, equals FCGI_MAX_CONNS */
1997        fcgi_set_mgmt_var("FCGI_MAX_REQS",  sizeof("FCGI_MAX_REQS")-1,  children_str, strlen(children_str));
1998    } else {
1999        fcgi_set_mgmt_var("FCGI_MAX_CONNS", sizeof("FCGI_MAX_CONNS")-1, "1", sizeof("1")-1);
2000        fcgi_set_mgmt_var("FCGI_MAX_REQS",  sizeof("FCGI_MAX_REQS")-1,  "1", sizeof("1")-1);
2001    }
2002
2003    if (children) {
2004        int running = 0;
2005        pid_t pid;
2006
2007        /* Create a process group for ourself & children */
2008        setsid();
2009        pgroup = getpgrp();
2010#ifdef DEBUG_FASTCGI
2011        fprintf(stderr, "Process group %d\n", pgroup);
2012#endif
2013
2014        /* Set up handler to kill children upon exit */
2015        act.sa_flags = 0;
2016        act.sa_handler = fastcgi_cleanup;
2017        if (sigaction(SIGTERM, &act, &old_term) ||
2018            sigaction(SIGINT,  &act, &old_int)  ||
2019            sigaction(SIGQUIT, &act, &old_quit)
2020        ) {
2021            perror("Can't set signals");
2022            exit(1);
2023        }
2024
2025        if (fcgi_in_shutdown()) {
2026            goto parent_out;
2027        }
2028
2029        while (parent) {
2030            do {
2031#ifdef DEBUG_FASTCGI
2032                fprintf(stderr, "Forking, %d running\n", running);
2033#endif
2034                pid = fork();
2035                switch (pid) {
2036                case 0:
2037                    /* One of the children.
2038                     * Make sure we don't go round the
2039                     * fork loop any more
2040                     */
2041                    parent = 0;
2042
2043                    /* don't catch our signals */
2044                    sigaction(SIGTERM, &old_term, 0);
2045                    sigaction(SIGQUIT, &old_quit, 0);
2046                    sigaction(SIGINT,  &old_int,  0);
2047                    break;
2048                case -1:
2049                    perror("php (pre-forking)");
2050                    exit(1);
2051                    break;
2052                default:
2053                    /* Fine */
2054                    running++;
2055                    break;
2056                }
2057            } while (parent && (running < children));
2058
2059            if (parent) {
2060#ifdef DEBUG_FASTCGI
2061                fprintf(stderr, "Wait for kids, pid %d\n", getpid());
2062#endif
2063                parent_waiting = 1;
2064                while (1) {
2065                    if (wait(&status) >= 0) {
2066                        running--;
2067                        break;
2068                    } else if (exit_signal) {
2069                        break;
2070                    }
2071                }
2072                if (exit_signal) {
2073#if 0
2074                    while (running > 0) {
2075                        while (wait(&status) < 0) {
2076                        }
2077                        running--;
2078                    }
2079#endif
2080                    goto parent_out;
2081                }
2082            }
2083        }
2084    } else {
2085        parent = 0;
2086    }
2087
2088#endif /* WIN32 */
2089    }
2090
2091    zend_first_try {
2092        while (!skip_getopt && (c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 1, 2)) != -1) {
2093            switch (c) {
2094                case 'T':
2095                    benchmark = 1;
2096                    repeats = atoi(php_optarg);
2097#ifdef HAVE_GETTIMEOFDAY
2098                    gettimeofday(&start, NULL);
2099#else
2100                    time(&start);
2101#endif
2102                    break;
2103                case 'h':
2104                case '?':
2105                    if (request) {
2106                        fcgi_destroy_request(request);
2107                    }
2108                    fcgi_shutdown();
2109                    no_headers = 1;
2110                    SG(headers_sent) = 1;
2111                    php_cgi_usage(argv[0]);
2112                    php_output_end_all(TSRMLS_C);
2113                    exit_status = 0;
2114                    goto out;
2115            }
2116        }
2117        php_optind = orig_optind;
2118        php_optarg = orig_optarg;
2119
2120        /* start of FAST CGI loop */
2121        /* Initialise FastCGI request structure */
2122#ifdef PHP_WIN32
2123        /* attempt to set security impersonation for fastcgi
2124         * will only happen on NT based OS, others will ignore it. */
2125        if (fastcgi && CGIG(impersonate)) {
2126            fcgi_impersonate();
2127        }
2128#endif
2129        while (!fastcgi || fcgi_accept_request(request) >= 0) {
2130            SG(server_context) = fastcgi ? (void *) request : (void *) 1;
2131            init_request_info(request TSRMLS_CC);
2132            CG(interactive) = 0;
2133
2134            if (!cgi && !fastcgi) {
2135                while ((c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 0, 2)) != -1) {
2136                    switch (c) {
2137
2138                        case 'a':   /* interactive mode */
2139                            printf("Interactive mode enabled\n\n");
2140                            CG(interactive) = 1;
2141                            break;
2142
2143                        case 'C': /* don't chdir to the script directory */
2144                            SG(options) |= SAPI_OPTION_NO_CHDIR;
2145                            break;
2146
2147                        case 'e': /* enable extended info output */
2148                            CG(compiler_options) |= ZEND_COMPILE_EXTENDED_INFO;
2149                            break;
2150
2151                        case 'f': /* parse file */
2152                            if (script_file) {
2153                                efree(script_file);
2154                            }
2155                            script_file = estrdup(php_optarg);
2156                            no_headers = 1;
2157                            break;
2158
2159                        case 'i': /* php info & quit */
2160                            if (script_file) {
2161                                efree(script_file);
2162                            }
2163                            if (php_request_startup(TSRMLS_C) == FAILURE) {
2164                                SG(server_context) = NULL;
2165                                php_module_shutdown(TSRMLS_C);
2166                                return FAILURE;
2167                            }
2168                            if (no_headers) {
2169                                SG(headers_sent) = 1;
2170                                SG(request_info).no_headers = 1;
2171                            }
2172                            php_print_info(0xFFFFFFFF TSRMLS_CC);
2173                            php_request_shutdown((void *) 0);
2174                            fcgi_shutdown();
2175                            exit_status = 0;
2176                            goto out;
2177
2178                        case 'l': /* syntax check mode */
2179                            no_headers = 1;
2180                            behavior = PHP_MODE_LINT;
2181                            break;
2182
2183                        case 'm': /* list compiled in modules */
2184                            if (script_file) {
2185                                efree(script_file);
2186                            }
2187                            SG(headers_sent) = 1;
2188                            php_printf("[PHP Modules]\n");
2189                            print_modules(TSRMLS_C);
2190                            php_printf("\n[Zend Modules]\n");
2191                            print_extensions(TSRMLS_C);
2192                            php_printf("\n");
2193                            php_output_end_all(TSRMLS_C);
2194                            fcgi_shutdown();
2195                            exit_status = 0;
2196                            goto out;
2197
2198#if 0 /* not yet operational, see also below ... */
2199                        case '': /* generate indented source mode*/
2200                            behavior=PHP_MODE_INDENT;
2201                            break;
2202#endif
2203
2204                        case 'q': /* do not generate HTTP headers */
2205                            no_headers = 1;
2206                            break;
2207
2208                        case 'v': /* show php version & quit */
2209                            if (script_file) {
2210                                efree(script_file);
2211                            }
2212                            no_headers = 1;
2213                            if (php_request_startup(TSRMLS_C) == FAILURE) {
2214                                SG(server_context) = NULL;
2215                                php_module_shutdown(TSRMLS_C);
2216                                return FAILURE;
2217                            }
2218                            if (no_headers) {
2219                                SG(headers_sent) = 1;
2220                                SG(request_info).no_headers = 1;
2221                            }
2222#if ZEND_DEBUG
2223                            php_printf("PHP %s (%s) (built: %s %s) (DEBUG)\nCopyright (c) 1997-2014 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
2224#else
2225                            php_printf("PHP %s (%s) (built: %s %s)\nCopyright (c) 1997-2014 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
2226#endif
2227                            php_request_shutdown((void *) 0);
2228                            fcgi_shutdown();
2229                            exit_status = 0;
2230                            goto out;
2231
2232                        case 'w':
2233                            behavior = PHP_MODE_STRIP;
2234                            break;
2235
2236                        case 'z': /* load extension file */
2237                            zend_load_extension(php_optarg);
2238                            break;
2239
2240                        default:
2241                            break;
2242                    }
2243                }
2244
2245                if (script_file) {
2246                    /* override path_translated if -f on command line */
2247                    STR_FREE(SG(request_info).path_translated);
2248                    SG(request_info).path_translated = script_file;
2249                    /* before registering argv to module exchange the *new* argv[0] */
2250                    /* we can achieve this without allocating more memory */
2251                    SG(request_info).argc = argc - (php_optind - 1);
2252                    SG(request_info).argv = &argv[php_optind - 1];
2253                    SG(request_info).argv[0] = script_file;
2254                } else if (argc > php_optind) {
2255                    /* file is on command line, but not in -f opt */
2256                    STR_FREE(SG(request_info).path_translated);
2257                    SG(request_info).path_translated = estrdup(argv[php_optind]);
2258                    /* arguments after the file are considered script args */
2259                    SG(request_info).argc = argc - php_optind;
2260                    SG(request_info).argv = &argv[php_optind];
2261                }
2262
2263                if (no_headers) {
2264                    SG(headers_sent) = 1;
2265                    SG(request_info).no_headers = 1;
2266                }
2267
2268                /* all remaining arguments are part of the query string
2269                 * this section of code concatenates all remaining arguments
2270                 * into a single string, seperating args with a &
2271                 * this allows command lines like:
2272                 *
2273                 *  test.php v1=test v2=hello+world!
2274                 *  test.php "v1=test&v2=hello world!"
2275                 *  test.php v1=test "v2=hello world!"
2276                */
2277                if (!SG(request_info).query_string && argc > php_optind) {
2278                    int slen = strlen(PG(arg_separator).input);
2279                    len = 0;
2280                    for (i = php_optind; i < argc; i++) {
2281                        if (i < (argc - 1)) {
2282                            len += strlen(argv[i]) + slen;
2283                        } else {
2284                            len += strlen(argv[i]);
2285                        }
2286                    }
2287
2288                    len += 2;
2289                    s = malloc(len);
2290                    *s = '\0';          /* we are pretending it came from the environment  */
2291                    for (i = php_optind; i < argc; i++) {
2292                        strlcat(s, argv[i], len);
2293                        if (i < (argc - 1)) {
2294                            strlcat(s, PG(arg_separator).input, len);
2295                        }
2296                    }
2297                    SG(request_info).query_string = s;
2298                    free_query_string = 1;
2299                }
2300            } /* end !cgi && !fastcgi */
2301
2302            /*
2303                we never take stdin if we're (f)cgi, always
2304                rely on the web server giving us the info
2305                we need in the environment.
2306            */
2307            if (SG(request_info).path_translated || cgi || fastcgi) {
2308                file_handle.type = ZEND_HANDLE_FILENAME;
2309                file_handle.filename = SG(request_info).path_translated;
2310                file_handle.handle.fp = NULL;
2311            } else {
2312                file_handle.filename = "-";
2313                file_handle.type = ZEND_HANDLE_FP;
2314                file_handle.handle.fp = stdin;
2315            }
2316
2317            file_handle.opened_path = NULL;
2318            file_handle.free_filename = 0;
2319
2320            /* request startup only after we've done all we can to
2321             * get path_translated */
2322            if (php_request_startup(TSRMLS_C) == FAILURE) {
2323                if (fastcgi) {
2324                    fcgi_finish_request(request, 1);
2325                }
2326                SG(server_context) = NULL;
2327                php_module_shutdown(TSRMLS_C);
2328                return FAILURE;
2329            }
2330            if (no_headers) {
2331                SG(headers_sent) = 1;
2332                SG(request_info).no_headers = 1;
2333            }
2334
2335            /*
2336                at this point path_translated will be set if:
2337                1. we are running from shell and got filename was there
2338                2. we are running as cgi or fastcgi
2339            */
2340            if (cgi || fastcgi || SG(request_info).path_translated) {
2341                if (php_fopen_primary_script(&file_handle TSRMLS_CC) == FAILURE) {
2342                    zend_try {
2343                        if (errno == EACCES) {
2344                            SG(sapi_headers).http_response_code = 403;
2345                            PUTS("Access denied.\n");
2346                        } else {
2347                            SG(sapi_headers).http_response_code = 404;
2348                            PUTS("No input file specified.\n");
2349                        }
2350                    } zend_catch {
2351                    } zend_end_try();
2352                    /* we want to serve more requests if this is fastcgi
2353                     * so cleanup and continue, request shutdown is
2354                     * handled later */
2355                    if (fastcgi) {
2356                        goto fastcgi_request_done;
2357                    }
2358
2359                    STR_FREE(SG(request_info).path_translated);
2360
2361                    if (free_query_string && SG(request_info).query_string) {
2362                        free(SG(request_info).query_string);
2363                        SG(request_info).query_string = NULL;
2364                    }
2365
2366                    php_request_shutdown((void *) 0);
2367                    SG(server_context) = NULL;
2368                    php_module_shutdown(TSRMLS_C);
2369                    sapi_shutdown();
2370#ifdef ZTS
2371                    tsrm_shutdown();
2372#endif
2373                    return FAILURE;
2374                }
2375            }
2376
2377            if (CGIG(check_shebang_line)) {
2378                /* #!php support */
2379                switch (file_handle.type) {
2380                    case ZEND_HANDLE_FD:
2381                        if (file_handle.handle.fd < 0) {
2382                            break;
2383                        }
2384                        file_handle.type = ZEND_HANDLE_FP;
2385                        file_handle.handle.fp = fdopen(file_handle.handle.fd, "rb");
2386                        /* break missing intentionally */
2387                    case ZEND_HANDLE_FP:
2388                        if (!file_handle.handle.fp ||
2389                            (file_handle.handle.fp == stdin)) {
2390                            break;
2391                        }
2392                        c = fgetc(file_handle.handle.fp);
2393                        if (c == '#') {
2394                            while (c != '\n' && c != '\r' && c != EOF) {
2395                                c = fgetc(file_handle.handle.fp);   /* skip to end of line */
2396                            }
2397                            /* handle situations where line is terminated by \r\n */
2398                            if (c == '\r') {
2399                                if (fgetc(file_handle.handle.fp) != '\n') {
2400                                    long pos = ftell(file_handle.handle.fp);
2401                                    fseek(file_handle.handle.fp, pos - 1, SEEK_SET);
2402                                }
2403                            }
2404                            CG(start_lineno) = 2;
2405                        } else {
2406                            rewind(file_handle.handle.fp);
2407                        }
2408                        break;
2409                    case ZEND_HANDLE_STREAM:
2410                        c = php_stream_getc((php_stream*)file_handle.handle.stream.handle);
2411                        if (c == '#') {
2412                            while (c != '\n' && c != '\r' && c != EOF) {
2413                                c = php_stream_getc((php_stream*)file_handle.handle.stream.handle); /* skip to end of line */
2414                            }
2415                            /* handle situations where line is terminated by \r\n */
2416                            if (c == '\r') {
2417                                if (php_stream_getc((php_stream*)file_handle.handle.stream.handle) != '\n') {
2418                                    long pos = php_stream_tell((php_stream*)file_handle.handle.stream.handle);
2419                                    php_stream_seek((php_stream*)file_handle.handle.stream.handle, pos - 1, SEEK_SET);
2420                                }
2421                            }
2422                            CG(start_lineno) = 2;
2423                        } else {
2424                            php_stream_rewind((php_stream*)file_handle.handle.stream.handle);
2425                        }
2426                        break;
2427                    case ZEND_HANDLE_MAPPED:
2428                        if (file_handle.handle.stream.mmap.buf[0] == '#') {
2429                            int i = 1;
2430
2431                            c = file_handle.handle.stream.mmap.buf[i++];
2432                            while (c != '\n' && c != '\r' && c != EOF) {
2433                                c = file_handle.handle.stream.mmap.buf[i++];
2434                            }
2435                            if (c == '\r') {
2436                                if (file_handle.handle.stream.mmap.buf[i] == '\n') {
2437                                    i++;
2438                                }
2439                            }
2440                            file_handle.handle.stream.mmap.buf += i;
2441                            file_handle.handle.stream.mmap.len -= i;
2442                        }
2443                        break;
2444                    default:
2445                        break;
2446                }
2447            }
2448
2449            switch (behavior) {
2450                case PHP_MODE_STANDARD:
2451                    php_execute_script(&file_handle TSRMLS_CC);
2452                    break;
2453                case PHP_MODE_LINT:
2454                    PG(during_request_startup) = 0;
2455                    exit_status = php_lint_script(&file_handle TSRMLS_CC);
2456                    if (exit_status == SUCCESS) {
2457                        zend_printf("No syntax errors detected in %s\n", file_handle.filename);
2458                    } else {
2459                        zend_printf("Errors parsing %s\n", file_handle.filename);
2460                    }
2461                    break;
2462                case PHP_MODE_STRIP:
2463                    if (open_file_for_scanning(&file_handle TSRMLS_CC) == SUCCESS) {
2464                        zend_strip(TSRMLS_C);
2465                        zend_file_handle_dtor(&file_handle TSRMLS_CC);
2466                        php_output_teardown();
2467                    }
2468                    return SUCCESS;
2469                    break;
2470                case PHP_MODE_HIGHLIGHT:
2471                    {
2472                        zend_syntax_highlighter_ini syntax_highlighter_ini;
2473
2474                        if (open_file_for_scanning(&file_handle TSRMLS_CC) == SUCCESS) {
2475                            php_get_highlight_struct(&syntax_highlighter_ini);
2476                            zend_highlight(&syntax_highlighter_ini TSRMLS_CC);
2477                            if (fastcgi) {
2478                                goto fastcgi_request_done;
2479                            }
2480                            zend_file_handle_dtor(&file_handle TSRMLS_CC);
2481                            php_output_teardown();
2482                        }
2483                        return SUCCESS;
2484                    }
2485                    break;
2486#if 0
2487                /* Zeev might want to do something with this one day */
2488                case PHP_MODE_INDENT:
2489                    open_file_for_scanning(&file_handle TSRMLS_CC);
2490                    zend_indent();
2491                    zend_file_handle_dtor(&file_handle TSRMLS_CC);
2492                    php_output_teardown();
2493                    return SUCCESS;
2494                    break;
2495#endif
2496            }
2497
2498fastcgi_request_done:
2499            {
2500                STR_FREE(SG(request_info).path_translated);
2501
2502                php_request_shutdown((void *) 0);
2503
2504                if (exit_status == 0) {
2505                    exit_status = EG(exit_status);
2506                }
2507
2508                if (free_query_string && SG(request_info).query_string) {
2509                    free(SG(request_info).query_string);
2510                    SG(request_info).query_string = NULL;
2511                }
2512            }
2513
2514            if (!fastcgi) {
2515                if (benchmark) {
2516                    repeats--;
2517                    if (repeats > 0) {
2518                        script_file = NULL;
2519                        php_optind = orig_optind;
2520                        php_optarg = orig_optarg;
2521                        continue;
2522                    }
2523                }
2524                break;
2525            }
2526
2527            /* only fastcgi will get here */
2528            requests++;
2529            if (max_requests && (requests == max_requests)) {
2530                fcgi_finish_request(request, 1);
2531                if (bindpath) {
2532                    free(bindpath);
2533                }
2534                if (max_requests != 1) {
2535                    /* no need to return exit_status of the last request */
2536                    exit_status = 0;
2537                }
2538                break;
2539            }
2540            /* end of fastcgi loop */
2541        }
2542        if (request) {
2543            fcgi_destroy_request(request);
2544        }
2545        fcgi_shutdown();
2546
2547        if (cgi_sapi_module.php_ini_path_override) {
2548            free(cgi_sapi_module.php_ini_path_override);
2549        }
2550        if (cgi_sapi_module.ini_entries) {
2551            free(cgi_sapi_module.ini_entries);
2552        }
2553    } zend_catch {
2554        exit_status = 255;
2555    } zend_end_try();
2556
2557out:
2558    if (benchmark) {
2559        int sec;
2560#ifdef HAVE_GETTIMEOFDAY
2561        int usec;
2562
2563        gettimeofday(&end, NULL);
2564        sec = (int)(end.tv_sec - start.tv_sec);
2565        if (end.tv_usec >= start.tv_usec) {
2566            usec = (int)(end.tv_usec - start.tv_usec);
2567        } else {
2568            sec -= 1;
2569            usec = (int)(end.tv_usec + 1000000 - start.tv_usec);
2570        }
2571        fprintf(stderr, "\nElapsed time: %d.%06d sec\n", sec, usec);
2572#else
2573        time(&end);
2574        sec = (int)(end - start);
2575        fprintf(stderr, "\nElapsed time: %d sec\n", sec);
2576#endif
2577    }
2578
2579#ifndef PHP_WIN32
2580parent_out:
2581#endif
2582
2583    SG(server_context) = NULL;
2584    php_module_shutdown(TSRMLS_C);
2585    sapi_shutdown();
2586
2587#ifdef ZTS
2588    tsrm_shutdown();
2589#endif
2590
2591#if defined(PHP_WIN32) && ZEND_DEBUG && 0
2592    _CrtDumpMemoryLeaks();
2593#endif
2594
2595    return exit_status;
2596}
2597/* }}} */
2598
2599/*
2600 * Local variables:
2601 * tab-width: 4
2602 * c-basic-offset: 4
2603 * End:
2604 * vim600: sw=4 ts=4 fdm=marker
2605 * vim<600: sw=4 ts=4
2606 */
2607