diff options
Diffstat (limited to 'sapi/cgi/cgi_main.c')
| -rw-r--r-- | sapi/cgi/cgi_main.c | 756 |
1 files changed, 0 insertions, 756 deletions
diff --git a/sapi/cgi/cgi_main.c b/sapi/cgi/cgi_main.c deleted file mode 100644 index 6e5ae10467..0000000000 --- a/sapi/cgi/cgi_main.c +++ /dev/null @@ -1,756 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP version 4.0 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997, 1998, 1999, 2000 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 2.02 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available at through the world-wide-web at | - | http://www.php.net/license/2_02.txt. | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Rasmus Lerdorf <rasmus@lerdorf.on.ca> | - | Stig Bakken <ssb@fast.no> | - | Zeev Suraski <zeev@zend.com> | - +----------------------------------------------------------------------+ -*/ - - -#include "php.h" -#include "php_globals.h" -#include "php_variables.h" - -#include "SAPI.h" - -#include <stdio.h> -#include "php.h" -#ifdef PHP_WIN32 -#include "win32/time.h" -#include "win32/signal.h" -#include <process.h> -#else -#include "build-defs.h" -#endif -#if HAVE_SYS_TIME_H -#include <sys/time.h> -#endif -#if HAVE_UNISTD_H -#include <unistd.h> -#endif -#if HAVE_SIGNAL_H -#include <signal.h> -#endif -#if HAVE_SETLOCALE -#include <locale.h> -#endif -#include "zend.h" -#include "zend_extensions.h" -#include "php_ini.h" -#include "php_globals.h" -#include "php_main.h" -#include "fopen-wrappers.h" -#include "ext/standard/php_standard.h" -#ifdef PHP_WIN32 -#include <io.h> -#include <fcntl.h> -#include "win32/syslog.h" -#include "win32/php_registry.h" -#else -#include <syslog.h> -#endif - -#if HAVE_SIGNAL_H -#include <signal.h> -#endif - -#include "zend_compile.h" -#include "zend_execute.h" -#include "zend_highlight.h" -#include "zend_indent.h" - - -#include "php_getopt.h" - -PHPAPI extern char *php_ini_path; - -#define PHP_MODE_STANDARD 1 -#define PHP_MODE_HIGHLIGHT 2 -#define PHP_MODE_INDENT 3 -#define PHP_MODE_LINT 4 - -extern char *ap_php_optarg; -extern int ap_php_optind; - -#define OPTSTRING "ac:d:ef:g:hilnqs?vz:" - -static int sapi_cgibin_ub_write(const char *str, uint str_length) -{ - size_t ret; - - ret = fwrite(str, 1, str_length, stdout); - if (ret != str_length) { - PLS_FETCH(); - - PG(connection_status) = PHP_CONNECTION_ABORTED; - if (!PG(ignore_user_abort)) { - zend_bailout(); - } - } - - return ret; -} - - -static void sapi_cgibin_flush(void *server_context) -{ - if (fflush(stdout)==EOF) { - PLS_FETCH(); - - PG(connection_status) = PHP_CONNECTION_ABORTED; - if (!PG(ignore_user_abort)) { - zend_bailout(); - } - } -} - - -static void sapi_cgi_send_header(sapi_header_struct *sapi_header, void *server_context) -{ - if (sapi_header) { - PHPWRITE_H(sapi_header->header, sapi_header->header_len); - } - PHPWRITE_H("\r\n", 2); -} - - -static int sapi_cgi_read_post(char *buffer, uint count_bytes SLS_DC) -{ - uint read_bytes=0, tmp_read_bytes; - - count_bytes = MIN(count_bytes, SG(request_info).content_length-SG(read_post_bytes)); - while (read_bytes < count_bytes) { - tmp_read_bytes = read(0, buffer+read_bytes, count_bytes-read_bytes); - if (tmp_read_bytes<=0) { - break; - } - read_bytes += tmp_read_bytes; - } - return read_bytes; -} - - -static char *sapi_cgi_read_cookies(SLS_D) -{ - return getenv("HTTP_COOKIE"); -} - - -static void sapi_cgi_register_variables(zval *track_vars_array ELS_DC SLS_DC PLS_DC) -{ - char *pi; - - /* Build the special-case PHP_SELF variable for the CGI version */ -#if FORCE_CGI_REDIRECT - php_register_variable("PHP_SELF", (SG(request_info).request_uri ? SG(request_info).request_uri:""), track_vars_array ELS_CC PLS_CC); -#else - { - char *sn; - char *val; - int l=0; - - sn = getenv("SCRIPT_NAME"); - pi = SG(request_info).request_uri; - if (sn) - l += strlen(sn); - if (pi) - l += strlen(pi); - if (pi && sn && !strcmp(pi, sn)) { - l -= strlen(pi); - pi = NULL; - } - val = emalloc(l + 1); - sprintf(val, "%s%s", (sn ? sn : ""), (pi ? pi : "")); /* SAFE */ - php_register_variable("PHP_SELF", val, track_vars_array ELS_CC PLS_CC); - efree(val); - } -#endif -} - - -static void sapi_cgi_log_message(char *message) -{ - if (php_header()) { - fprintf(stderr, message); - fprintf(stderr, "\n"); - } -} - -static int sapi_cgi_deactivate(SLS_D) -{ - fflush(stdout); - if(SG(request_info).argv0) { - free(SG(request_info).argv0); - SG(request_info).argv0 = NULL; - } - return SUCCESS; -} - - - -static sapi_module_struct sapi_module = { - "cgi", /* name */ - "CGI", /* pretty name */ - - php_module_startup, /* startup */ - php_module_shutdown_wrapper, /* shutdown */ - - NULL, /* activate */ - sapi_cgi_deactivate, /* deactivate */ - - sapi_cgibin_ub_write, /* unbuffered write */ - sapi_cgibin_flush, /* flush */ - NULL, /* get uid */ - NULL, /* getenv */ - - php_error, /* error handler */ - - NULL, /* header handler */ - NULL, /* send headers handler */ - sapi_cgi_send_header, /* send header handler */ - - sapi_cgi_read_post, /* read POST data */ - sapi_cgi_read_cookies, /* read Cookies */ - - sapi_cgi_register_variables, /* register server variables */ - sapi_cgi_log_message, /* Log message */ - - NULL, /* Block interruptions */ - NULL, /* Unblock interruptions */ - - STANDARD_SAPI_MODULE_PROPERTIES -}; - - -static void php_cgi_usage(char *argv0) -{ - char *prog; - - prog = strrchr(argv0, '/'); - if (prog) { - prog++; - } else { - prog = "php"; - } - - php_printf("Usage: %s [-q] [-h]" - " [-s]" - " [-v] [-i] [-f <file>] | " - "{<file> [args...]}\n" - " -q Quiet-mode. Suppress HTTP Header output.\n" - " -s Display colour syntax highlighted source.\n" - " -f<file> Parse <file>. Implies `-q'\n" - " -v Version number\n" - " -c<path> Look for php.ini file in this directory\n" -#if SUPPORT_INTERACTIVE - " -a Run interactively\n" -#endif - " -d foo[=bar] Define INI entry foo with value 'bar'\n" - " -e Generate extended information for debugger/profiler\n" - " -z<file> Load Zend extension <file>.\n" - " -l Syntax check only (lint)\n" - " -i PHP information\n" - " -h This help\n", prog); -} - - -static void init_request_info(SLS_D) -{ - char *content_length = getenv("CONTENT_LENGTH"); - -#if 0 -/* SG(request_info).path_translated is always set to NULL at the end of this function - call so why the hell did this code exist in the first place? Am I missing something? */ - char *script_filename; - - - script_filename = getenv("SCRIPT_FILENAME"); - /* Hack for annoying servers that do not set SCRIPT_FILENAME for us */ - if (!script_filename) { - script_filename = SG(request_info).argv0; - } -#ifdef PHP_WIN32 - /* FIXME WHEN APACHE NT IS FIXED */ - /* a hack for apache nt because it does not appear to set argv[1] and sets - script filename to php.exe thus makes us parse php.exe instead of file.php - requires we get the info from path translated. This can be removed at - such a time that apache nt is fixed */ - if (!script_filename) { - script_filename = getenv("PATH_TRANSLATED"); - } -#endif - - /* doc_root configuration variable is currently ignored, - as it is with every other access method currently also. */ - - /* We always need to emalloc() filename, since it gets placed into - the include file hash table, and gets freed with that table. - Notice that this means that we don't need to efree() it in - php_destroy_request_info()! */ -#if DISCARD_PATH - if (script_filename) { - SG(request_info).path_translated = estrdup(script_filename); - } else { - SG(request_info).path_translated = NULL; - } -#endif - -#endif /* 0 */ - - SG(request_info).request_method = getenv("REQUEST_METHOD"); - SG(request_info).query_string = getenv("QUERY_STRING"); - SG(request_info).request_uri = getenv("PATH_INFO"); - SG(request_info).path_translated = NULL; /* we have to update it later, when we have that information */ - SG(request_info).content_type = getenv("CONTENT_TYPE"); - SG(request_info).content_length = (content_length?atoi(content_length):0); - SG(sapi_headers).http_response_code = 200; - if (SG(request_info).request_method && !strcmp(SG(request_info).request_method, "HEAD")) { - SG(request_info).headers_only = 1; - } else { - SG(request_info).headers_only = 0; - } - /* CGI does not support HTTP authentication */ - SG(request_info).auth_user = NULL; - SG(request_info).auth_password = NULL; - - -} - - -static void define_command_line_ini_entry(char *arg) -{ - char *name, *value; - - name = arg; - value = strchr(arg, '='); - if (value) { - *value = 0; - value++; - } else { - value = "1"; - } - php_alter_ini_entry(name, strlen(name), value, strlen(value), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE); -} - - -void php_register_command_line_global_vars(char **arg) -{ - char *var, *val; - ELS_FETCH(); - PLS_FETCH(); - - var = *arg; - val = strchr(var, '='); - if (!val) { - printf("No value specified for variable '%s'\n", var); - } else { - *val++ = '\0'; - php_register_variable(var, val, NULL ELS_CC PLS_CC); - } - efree(*arg); -} - - - - -int main(int argc, char *argv[]) -{ - int exit_status = SUCCESS; - int cgi = 0, c, i, len; - zend_file_handle file_handle; - char *s; -/* temporary locals */ - int cgi_started=0; - int behavior=PHP_MODE_STANDARD; - int no_headers=0; - int orig_optind=ap_php_optind; - char *orig_optarg=ap_php_optarg; - char *argv0=NULL; - zend_llist global_vars; -#if SUPPORT_INTERACTIVE - int interactive=0; -#endif -/* end of temporary locals */ -#ifdef ZTS - zend_compiler_globals *compiler_globals; - zend_executor_globals *executor_globals; - php_core_globals *core_globals; - sapi_globals_struct *sapi_globals; -#endif - - -#if HAVE_SIGNAL_H -#if defined(SIGPIPE) && defined(SIG_IGN) - signal(SIGPIPE,SIG_IGN); /* ignore SIGPIPE in standalone mode so that sockets created via - fsockopen() don't kill PHP if the remote site closes it. - in apache|apxs mode apache does that for us! - thies@digicol.de 20000419 */ -#endif -#endif - -#ifndef ZTS - if (setjmp(EG(bailout))!=0) { - return -1; - } -#endif - -#ifdef ZTS - tsrm_startup(1,1,0); -#endif - - sapi_startup(&sapi_module); - -#ifdef PHP_WIN32 - _fmode = _O_BINARY; /*sets default for file streams to binary */ - setmode(_fileno(stdin), O_BINARY); /* make the stdio mode be binary */ - setmode(_fileno(stdout), O_BINARY); /* make the stdio mode be binary */ - setmode(_fileno(stderr), O_BINARY); /* make the stdio mode be binary */ -#endif - - - /* Make sure we detect we are a cgi - a bit redundancy here, - but the default case is that we have to check only the first one. */ - if (getenv("SERVER_SOFTWARE") - || getenv("SERVER_NAME") - || getenv("GATEWAY_INTERFACE") - || getenv("REQUEST_METHOD")) { - cgi = 1; - if (argc > 1) { - argv0 = strdup(argv[1]); - } else { - argv0 = NULL; - } -#if FORCE_CGI_REDIRECT - if (!getenv("REDIRECT_STATUS")) { - PUTS("<b>Security Alert!</b> PHP CGI cannot be accessed directly.\n\ -\n\ -<P>This PHP CGI binary was compiled with force-cgi-redirect enabled. This\n\ -means that a page will only be served up if the REDIRECT_STATUS CGI variable is\n\ -set. This variable is set, for example, by Apache's Action directive redirect.\n\ -<P>You may disable this restriction by recompiling the PHP binary with the\n\ ---disable-force-cgi-redirect switch. If you do this and you have your PHP CGI\n\ -binary accessible somewhere in your web tree, people will be able to circumvent\n\ -.htaccess security by loading files through the PHP parser. A good way around\n\ -this is to define doc_root in your php.ini file to something other than your\n\ -top-level DOCUMENT_ROOT. This way you can separate the part of your web space\n\n\ -which uses PHP from the normal part using .htaccess security. If you do not have\n\ -any .htaccess restrictions anywhere on your site you can leave doc_root undefined.\n\ -\n"); - - /* remove that detailed explanation some time */ - - return FAILURE; - } -#endif /* FORCE_CGI_REDIRECT */ - } - - if (!cgi) { - while ((c=ap_php_getopt(argc, argv, OPTSTRING))!=-1) { - switch (c) { - case 'c': - php_ini_path = strdup(ap_php_optarg); /* intentional leak */ - break; - } - - } - ap_php_optind = orig_optind; - ap_php_optarg = orig_optarg; - } - - if (php_module_startup(&sapi_module)==FAILURE) { - return FAILURE; - } -#ifdef ZTS - compiler_globals = ts_resource(compiler_globals_id); - executor_globals = ts_resource(executor_globals_id); - core_globals = ts_resource(core_globals_id); - sapi_globals = ts_resource(sapi_globals_id); - if (setjmp(EG(bailout))!=0) { - return -1; - } -#endif - - if (!cgi) { - while ((c=ap_php_getopt(argc, argv, OPTSTRING))!=-1) { - switch (c) { - case '?': - no_headers = 1; - php_output_startup(); - SG(headers_sent) = 1; - php_cgi_usage(argv[0]); - php_end_ob_buffers(1); - exit(1); - break; - } - } - ap_php_optind = orig_optind; - ap_php_optarg = orig_optarg; - } - - init_request_info(SLS_C); - SG(server_context) = (void *) 1; /* avoid server_context==NULL checks */ - CG(extended_info) = 0; - - SG(request_info).argv0 = argv0; - - zend_llist_init(&global_vars, sizeof(char *), NULL, 0); - - if (!cgi) { /* never execute the arguments if you are a CGI */ - if (!SG(request_info).argv0) { - free(SG(request_info).argv0); - SG(request_info).argv0 = NULL; - } - while ((c = ap_php_getopt(argc, argv, OPTSTRING)) != -1) { - switch (c) { - - case 'a': /* interactive mode */ -#if SUPPORT_INTERACTIVE - printf("Interactive mode enabled\n\n"); - interactive=1; -#else - printf("Interactive mode not supported!\n\n"); -#endif - break; - - case 'd': /* define ini entries on command line */ - define_command_line_ini_entry(ap_php_optarg); - break; - - case 'e': /* enable extended info output */ - CG(extended_info) = 1; - break; - - case 'f': /* parse file */ - if (!cgi_started){ - if (php_request_startup(CLS_C ELS_CC PLS_CC SLS_CC)==FAILURE) { - php_module_shutdown(); - return FAILURE; - } - } - if (no_headers) { - SG(headers_sent) = 1; - } - cgi_started=1; - SG(request_info).path_translated = estrdup(ap_php_optarg); - no_headers = 1; - break; - - case 'g': /* define global variables on command line */ - { - char *arg = estrdup(ap_php_optarg); - - zend_llist_add_element(&global_vars, &arg); - } - break; - - case 'h': /* help & quit */ - case '?': - no_headers = 1; - php_output_startup(); - SG(headers_sent) = 1; - php_cgi_usage(argv[0]); - php_end_ob_buffers(1); - exit(1); - break; - - case 'i': /* php info & quit */ - if (!cgi_started) { - if (php_request_startup(CLS_C ELS_CC PLS_CC SLS_CC)==FAILURE) { - php_module_shutdown(); - return FAILURE; - } - } - if (no_headers) { - SG(headers_sent) = 1; - } - cgi_started=1; - php_print_info(0xFFFFFFFF); - exit(1); - break; - - case 'l': /* syntax check mode */ - no_headers = 1; - behavior=PHP_MODE_LINT; - break; - -#if 0 /* not yet operational, see also below ... */ - case 'n': /* generate indented source mode*/ - behavior=PHP_MODE_INDENT; - break; -#endif - - case 'q': /* do not generate HTTP headers */ - no_headers = 1; - break; - - case 's': /* generate highlighted HTML from source */ - behavior=PHP_MODE_HIGHLIGHT; - break; - - case 'v': /* show php version & quit */ - no_headers = 1; - if (!cgi_started) { - if (php_request_startup(CLS_C ELS_CC PLS_CC SLS_CC)==FAILURE) { - php_module_shutdown(); - return FAILURE; - } - } - if (no_headers) { - SG(headers_sent) = 1; - } - php_printf("%s\n", PHP_VERSION); - php_end_ob_buffers(1); - exit(1); - break; - - case 'z': /* load extension file */ - zend_load_extension(ap_php_optarg); - break; - - default: - break; - } - } - } /* not cgi */ - -#if SUPPORT_INTERACTIVE - EG(interactive) = interactive; -#endif - - if (!cgi_started) { - if (php_request_startup(CLS_C ELS_CC PLS_CC SLS_CC)==FAILURE) { - php_module_shutdown(); - return FAILURE; - } - } - if (no_headers) { - SG(headers_sent) = 1; - } - file_handle.filename = "-"; - file_handle.type = ZEND_HANDLE_FP; - file_handle.handle.fp = stdin; - file_handle.opened_path = NULL; - - /* This actually destructs the elements of the list - ugly hack */ - zend_llist_apply(&global_vars, (llist_apply_func_t) php_register_command_line_global_vars); - zend_llist_destroy(&global_vars); - - if (!cgi) { - if (!SG(request_info).query_string) { - for (i = ap_php_optind, len = 0; i < argc; i++) - len += strlen(argv[i]) + 1; - - s = malloc(len + 1); /* leak - but only for command line version, so ok */ - *s = '\0'; /* we are pretending it came from the environment */ - for (i = ap_php_optind, len = 0; i < argc; i++) { - strcat(s, argv[i]); - if (i < (argc - 1)) - strcat(s, "+"); - } - SG(request_info).query_string = s; - } - if (!SG(request_info).path_translated && argc > ap_php_optind) - SG(request_info).path_translated = estrdup(argv[ap_php_optind]); - } else { - /* If for some reason the CGI interface is not setting the - PATH_TRANSLATED correctly, SG(request_info).path_translated is NULL. - We still call php_fopen_primary_script, because if you set doc_root - or user_dir configuration directives, PATH_INFO is used to construct - the filename as a side effect of php_fopen_primary_script. - */ - char *env_path_translated=NULL; -#if DISCARD_PATH - env_path_translated = getenv("SCRIPT_FILENAME"); -#else - env_path_translated = getenv("PATH_TRANSLATED"); -#endif - if(env_path_translated) { - SG(request_info).path_translated = estrdup(env_path_translated); - } - } - if (cgi || SG(request_info).path_translated) { - file_handle.handle.fp = php_fopen_primary_script(); - file_handle.filename = SG(request_info).path_translated; - } - - if (cgi && !file_handle.handle.fp) { - PUTS("No input file specified.\n"); - php_request_shutdown((void *) 0); - php_module_shutdown(); - return FAILURE; - } else if (file_handle.handle.fp && file_handle.handle.fp!=stdin) { - /* #!php support */ - c = fgetc(file_handle.handle.fp); - if (c == '#') { - while (c != 10 && c != 13) { - c = fgetc(file_handle.handle.fp); /* skip to end of line */ - } - CG(zend_lineno)++; - } else { - rewind(file_handle.handle.fp); - } - } - - file_handle.free_filename = 0; - switch (behavior) { - case PHP_MODE_STANDARD: - php_execute_script(&file_handle CLS_CC ELS_CC PLS_CC); - break; - case PHP_MODE_LINT: - exit_status = php_lint_script(&file_handle CLS_CC ELS_CC PLS_CC); - break; - case PHP_MODE_HIGHLIGHT: - { - zend_syntax_highlighter_ini syntax_highlighter_ini; - - if (open_file_for_scanning(&file_handle CLS_CC)==SUCCESS) { - php_get_highlight_struct(&syntax_highlighter_ini); - zend_highlight(&syntax_highlighter_ini); - fclose(file_handle.handle.fp); - } - return SUCCESS; - } - break; -#if 0 - /* Zeev might want to do something with this one day */ - case PHP_MODE_INDENT: - open_file_for_scanning(&file_handle CLS_CC); - zend_indent(); - fclose(file_handle.handle.fp); - return SUCCESS; - break; -#endif - } - - php_header(); /* Make sure headers have been sent */ - - - - if (SG(request_info).path_translated) { - persist_alloc(SG(request_info).path_translated); - } - - php_request_shutdown((void *) 0); - php_module_shutdown(); - - STR_FREE(SG(request_info).path_translated); - -#ifdef ZTS - tsrm_shutdown(); -#endif - - return exit_status; -} - |