/* +----------------------------------------------------------------------+ | PHP version 4.0 | +----------------------------------------------------------------------+ | Copyright (c) 1997-2001 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: Andi Gutmans | | Rasmus Lerdorf | | Zeev Suraski | +----------------------------------------------------------------------+ */ /* $Id$ */ /* {{{ includes */ #include #include "php.h" #ifdef PHP_WIN32 #include "win32/time.h" #include "win32/signal.h" #include #else #include "build-defs.h" #endif #if HAVE_SYS_TIME_H #include #endif #if HAVE_UNISTD_H #include #endif #if HAVE_SIGNAL_H #include #endif #if HAVE_SETLOCALE #include #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" #include "php_variables.h" #include "ext/standard/credits.h" #ifdef PHP_WIN32 #include #include #include "win32/php_registry.h" #endif #include "php_syslog.h" #if PHP_SIGCHILD #include #include #endif #include "zend_compile.h" #include "zend_execute.h" #include "zend_highlight.h" #include "zend_indent.h" #include "zend_extensions.h" #include "php_content_types.h" #include "php_ticks.h" #include "php_logos.h" #include "SAPI.h" /* }}} */ #ifndef ZTS php_core_globals core_globals; #else PHPAPI int core_globals_id; #endif static void php_build_argv(char *s, zval *track_vars_array TSRMLS_DC); #define SAFE_FILENAME(f) ((f)?(f):"-") /* {{{ PHP_INI_MH */ static PHP_INI_MH(OnSetPrecision) { TSRMLS_FETCH(); EG(precision) = atoi(new_value); return SUCCESS; } /* }}} */ #if MEMORY_LIMIT /* {{{ PHP_INI_MH */ static PHP_INI_MH(OnChangeMemoryLimit) { int new_limit; if (new_value) { new_limit = zend_atoi(new_value, new_value_length); } else { new_limit = 1<<30; /* effectively, no limit */ } return zend_set_memory_limit(new_limit); } /* }}} */ #endif /* {{{ PHP_INI_MH */ static PHP_INI_MH(OnUpdateErrorReporting) { TSRMLS_FETCH(); if (!new_value) { EG(error_reporting) = E_ALL & ~E_NOTICE; } else { EG(error_reporting) = atoi(new_value); } return SUCCESS; } /* }}} */ /* {{{ php_disable_functions */ static void php_disable_functions() { char *func; char *new_value_dup = strdup(INI_STR("disable_functions")); /* This is an intentional leak, * it's not a big deal as it's process-wide */ func = strtok(new_value_dup, ", "); while (func) { zend_disable_function(func, strlen(func)); func = strtok(NULL, ", "); } } /* }}} */ /* {{{ PHP_INI_MH */ static PHP_INI_MH(OnUpdateTimeout) { TSRMLS_FETCH(); EG(timeout_seconds) = atoi(new_value); if (stage==PHP_INI_STAGE_STARTUP) { /* Don't set a timeout on startup, only per-request */ return SUCCESS; } zend_unset_timeout(); zend_set_timeout(EG(timeout_seconds)); return SUCCESS; } /* }}} */ /* Need to convert to strings and make use of: * PHP_SAFE_MODE * * Need to be read from the environment (?): * PHP_AUTO_PREPEND_FILE * PHP_AUTO_APPEND_FILE * PHP_DOCUMENT_ROOT * PHP_USER_DIR * PHP_INCLUDE_PATH */ #ifndef SAFE_MODE_EXEC_DIR # define SAFE_MODE_EXEC_DIR "/" #endif #ifdef PHP_PROG_SENDMAIL # define DEFAULT_SENDMAIL_PATH PHP_PROG_SENDMAIL " -t -i " #else # define DEFAULT_SENDMAIL_PATH NULL #endif /* {{{ PHP_INI */ PHP_INI_BEGIN() PHP_INI_ENTRY_EX("define_syslog_variables", "0", PHP_INI_ALL, NULL, php_ini_boolean_displayer_cb) PHP_INI_ENTRY_EX("highlight.bg", HL_BG_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb) PHP_INI_ENTRY_EX("highlight.comment", HL_COMMENT_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb) PHP_INI_ENTRY_EX("highlight.default", HL_DEFAULT_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb) PHP_INI_ENTRY_EX("highlight.html", HL_HTML_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb) PHP_INI_ENTRY_EX("highlight.keyword", HL_KEYWORD_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb) PHP_INI_ENTRY_EX("highlight.string", HL_STRING_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb) STD_PHP_INI_BOOLEAN("allow_call_time_pass_reference","1",PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, allow_call_time_pass_reference, zend_compiler_globals, compiler_globals) STD_PHP_INI_BOOLEAN("asp_tags", "0", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, asp_tags, zend_compiler_globals, compiler_globals) STD_PHP_INI_BOOLEAN("display_errors", "1", PHP_INI_ALL, OnUpdateBool, display_errors, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("display_startup_errors", "0", PHP_INI_ALL, OnUpdateBool, display_startup_errors, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("enable_dl", "1", PHP_INI_SYSTEM, OnUpdateBool, enable_dl, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("expose_php", "1", PHP_INI_SYSTEM, OnUpdateBool, expose_php, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("html_errors", "1", PHP_INI_SYSTEM, OnUpdateBool, html_errors, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("xmlrpc_errors", "0", PHP_INI_SYSTEM, OnUpdateBool, xmlrpc_errors, php_core_globals, core_globals) STD_PHP_INI_ENTRY("xmlrpc_error_number", "0", PHP_INI_ALL, OnUpdateInt, xmlrpc_error_number, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("ignore_user_abort", "0", PHP_INI_ALL, OnUpdateBool, ignore_user_abort, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("implicit_flush", "0", PHP_INI_PERDIR|PHP_INI_SYSTEM,OnUpdateBool, implicit_flush, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("log_errors", "0", PHP_INI_ALL, OnUpdateBool, log_errors, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("magic_quotes_gpc", "1", PHP_INI_ALL, OnUpdateBool, magic_quotes_gpc, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("magic_quotes_runtime", "0", PHP_INI_ALL, OnUpdateBool, magic_quotes_runtime, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("magic_quotes_sybase", "0", PHP_INI_ALL, OnUpdateBool, magic_quotes_sybase, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("output_buffering", "0", PHP_INI_PERDIR|PHP_INI_SYSTEM,OnUpdateBool, output_buffering, php_core_globals, core_globals) STD_PHP_INI_ENTRY("output_handler", NULL, PHP_INI_PERDIR|PHP_INI_SYSTEM,OnUpdateString, output_handler, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("register_argc_argv", "1", PHP_INI_ALL, OnUpdateBool, register_argc_argv, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("register_globals", "1", PHP_INI_ALL, OnUpdateBool, register_globals, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("safe_mode", "0", PHP_INI_SYSTEM, OnUpdateBool, safe_mode, php_core_globals, core_globals) STD_PHP_INI_ENTRY("safe_mode_include_dir", NULL, PHP_INI_SYSTEM, OnUpdateString, safe_mode_include_dir, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("safe_mode_gid", "0", PHP_INI_SYSTEM, OnUpdateBool, safe_mode_gid, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("short_open_tag",DEFAULT_SHORT_OPEN_TAG, PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, short_tags, zend_compiler_globals, compiler_globals) STD_PHP_INI_BOOLEAN("sql.safe_mode", "0", PHP_INI_SYSTEM, OnUpdateBool, sql_safe_mode, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("track_errors", "0", PHP_INI_ALL, OnUpdateBool, track_errors, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("y2k_compliance", "0", PHP_INI_ALL, OnUpdateBool, y2k_compliance, php_core_globals, core_globals) STD_PHP_INI_ENTRY("arg_separator.output", "&", PHP_INI_ALL, OnUpdateStringUnempty, arg_separator.output, php_core_globals, core_globals) STD_PHP_INI_ENTRY("arg_separator.input", "&", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateStringUnempty, arg_separator.input, php_core_globals, core_globals) STD_PHP_INI_ENTRY("auto_append_file", NULL, PHP_INI_ALL, OnUpdateString, auto_append_file, php_core_globals, core_globals) STD_PHP_INI_ENTRY("auto_prepend_file", NULL, PHP_INI_ALL, OnUpdateString, auto_prepend_file, php_core_globals, core_globals) STD_PHP_INI_ENTRY("doc_root", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, doc_root, php_core_globals, core_globals) STD_PHP_INI_ENTRY("default_charset", SAPI_DEFAULT_CHARSET, PHP_INI_ALL, OnUpdateString, default_charset, sapi_globals_struct,sapi_globals) STD_PHP_INI_ENTRY("default_mimetype",SAPI_DEFAULT_MIMETYPE, PHP_INI_ALL, OnUpdateString, default_mimetype, sapi_globals_struct,sapi_globals) STD_PHP_INI_ENTRY("error_log", NULL, PHP_INI_ALL, OnUpdateString, error_log, php_core_globals, core_globals) STD_PHP_INI_ENTRY("extension_dir", PHP_EXTENSION_DIR, PHP_INI_SYSTEM, OnUpdateStringUnempty, extension_dir, php_core_globals, core_globals) STD_PHP_INI_ENTRY("gpc_order", "GPC", PHP_INI_ALL, OnUpdateStringUnempty, gpc_order, php_core_globals, core_globals) STD_PHP_INI_ENTRY("include_path", PHP_INCLUDE_PATH, PHP_INI_ALL, OnUpdateStringUnempty, include_path, php_core_globals, core_globals) PHP_INI_ENTRY("max_execution_time", "30", PHP_INI_ALL, OnUpdateTimeout) STD_PHP_INI_ENTRY("open_basedir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, open_basedir, php_core_globals, core_globals) STD_PHP_INI_ENTRY("safe_mode_exec_dir", "1", PHP_INI_SYSTEM, OnUpdateString, safe_mode_exec_dir, php_core_globals, core_globals) STD_PHP_INI_ENTRY("upload_max_filesize", "2M", PHP_INI_ALL, OnUpdateInt, upload_max_filesize, php_core_globals, core_globals) STD_PHP_INI_ENTRY("file_uploads", "1", PHP_INI_ALL, OnUpdateBool, file_uploads, php_core_globals, core_globals) STD_PHP_INI_ENTRY("post_max_size", "8M", PHP_INI_SYSTEM, OnUpdateInt, post_max_size, sapi_globals_struct,sapi_globals) STD_PHP_INI_ENTRY("upload_tmp_dir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, upload_tmp_dir, php_core_globals, core_globals) STD_PHP_INI_ENTRY("user_dir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, user_dir, php_core_globals, core_globals) STD_PHP_INI_ENTRY("variables_order", NULL, PHP_INI_ALL, OnUpdateStringUnempty, variables_order, php_core_globals, core_globals) STD_PHP_INI_ENTRY("error_append_string", NULL, PHP_INI_ALL, OnUpdateStringUnempty, error_append_string, php_core_globals, core_globals) STD_PHP_INI_ENTRY("error_prepend_string", NULL, PHP_INI_ALL, OnUpdateStringUnempty, error_prepend_string, php_core_globals, core_globals) PHP_INI_ENTRY("SMTP", "localhost",PHP_INI_ALL, NULL) PHP_INI_ENTRY("browscap", NULL, PHP_INI_SYSTEM, NULL) PHP_INI_ENTRY("error_reporting", NULL, PHP_INI_ALL, OnUpdateErrorReporting) #if MEMORY_LIMIT PHP_INI_ENTRY("memory_limit", "8M", PHP_INI_ALL, OnChangeMemoryLimit) #endif PHP_INI_ENTRY("precision", "14", PHP_INI_ALL, OnSetPrecision) PHP_INI_ENTRY("sendmail_from", NULL, PHP_INI_ALL, NULL) PHP_INI_ENTRY("sendmail_path", DEFAULT_SENDMAIL_PATH, PHP_INI_SYSTEM, NULL) PHP_INI_ENTRY("disable_functions", "", PHP_INI_SYSTEM, NULL) STD_PHP_INI_ENTRY("allow_url_fopen", "1", PHP_INI_ALL, OnUpdateBool, allow_url_fopen, php_core_globals, core_globals) STD_PHP_INI_ENTRY("always_populate_raw_post_data", "0", PHP_INI_ALL, OnUpdateBool, always_populate_raw_post_data, php_core_globals, core_globals) PHP_INI_END() /* }}} */ /* True global (no need for thread safety */ static int module_initialized = 0; /* {{{ php_log_err */ PHPAPI void php_log_err(char *log_message) { FILE *log_file; char error_time_str[128]; struct tm tmbuf; time_t error_time; TSRMLS_FETCH(); /* Try to use the specified logging location. */ if (PG(error_log) != NULL) { #ifdef HAVE_SYSLOG_H if (!strcmp(PG(error_log), "syslog")) { php_syslog(LOG_NOTICE, "%.500s", log_message); return; } #endif log_file = VCWD_FOPEN(PG(error_log), "a"); if (log_file != NULL) { time(&error_time); strftime(error_time_str, 128, "%d-%b-%Y %H:%M:%S", php_localtime_r(&error_time, &tmbuf)); fprintf(log_file, "[%s] ", error_time_str); fprintf(log_file, "%s", log_message); fprintf(log_file, "\n"); fclose(log_file); return; } } /* Otherwise fall back to the default logging location, if we have one */ if (sapi_module.log_message) { sapi_module.log_message(log_message); } } /* }}} */ /* is 4K big enough? */ #define PRINTF_BUFFER_SIZE 1024*4 /* {{{ php_write wrapper for modules to use PHPWRITE */ PHPAPI int php_write(void *buf, uint size) { return PHPWRITE(buf, size); } /* }}} */ /* {{{ php_printf */ PHPAPI int php_printf(const char *format, ...) { va_list args; int ret; char buffer[PRINTF_BUFFER_SIZE]; int size; va_start(args, format); size = vsnprintf(buffer, sizeof(buffer), format, args); if(size > sizeof(buffer) - 1) { size = sizeof(buffer) - 1; } ret = PHPWRITE(buffer, size); va_end(args); return ret; } /* }}} */ /* {{{ php_error_cb extended error handling function */ static void php_error_cb(int type, const char *error_filename, const uint error_lineno, const char *format, va_list args) { char buffer[1024]; int buffer_len; TSRMLS_FETCH(); buffer_len = vsnprintf(buffer, sizeof(buffer)-1, format, args); buffer[sizeof(buffer)-1]=0; if(buffer_len > sizeof(buffer) - 1 || buffer_len < 0) { buffer_len = sizeof(buffer) - 1; } /* display/log the error if necessary */ if ((EG(error_reporting) & type || (type & E_CORE)) && (PG(log_errors) || PG(display_errors) || (!module_initialized))) { char *error_type_str; switch (type) { case E_ERROR: case E_CORE_ERROR: case E_COMPILE_ERROR: case E_USER_ERROR: error_type_str = "Fatal error"; break; case E_WARNING: case E_CORE_WARNING: case E_COMPILE_WARNING: case E_USER_WARNING: error_type_str = "Warning"; break; case E_PARSE: error_type_str = "Parse error"; break; case E_NOTICE: error_type_str = "Warning"; break; case E_USER_NOTICE: error_type_str = "Notice"; break; default: error_type_str = "Unknown error"; break; } if (!module_initialized || PG(log_errors)) { char log_buffer[1024]; #ifdef PHP_WIN32 if (type==E_CORE_ERROR || type==E_CORE_WARNING) { MessageBox(NULL, buffer, error_type_str, MB_OK|ZEND_SERVICE_MB_STYLE); } #endif snprintf(log_buffer, 1024, "PHP %s: %s in %s on line %d", error_type_str, buffer, error_filename, error_lineno); php_log_err(log_buffer); } if (module_initialized && PG(display_errors) && (!PG(during_request_startup) || PG(display_startup_errors))) { char *prepend_string = INI_STR("error_prepend_string"); char *append_string = INI_STR("error_append_string"); char *error_format; error_format = PG(html_errors) ? "
\n%s: %s in %s on line %d
\n" : "\n%s: %s in %s on line %d\n"; if (PG(xmlrpc_errors)) { error_format = do_alloca(1024); snprintf(error_format, 1023, "faultCode%ldfaultString%%s:%%s in %%s on line %%d", PG(xmlrpc_error_number)); } if (prepend_string) { PUTS(prepend_string); } php_printf(error_format, error_type_str, buffer, error_filename, error_lineno); if (PG(xmlrpc_errors)) { free_alloca(error_format); } if (append_string) { PUTS(append_string); } } #if ZEND_DEBUG { zend_bool trigger_break; switch (type) { case E_ERROR: case E_CORE_ERROR: case E_COMPILE_ERROR: case E_USER_ERROR: trigger_break=1; break; default: trigger_break=0; break; } zend_output_debug_string(trigger_break, "%s(%d) : %s - %s", error_filename, error_lineno, error_type_str, buffer); } #endif } /* Bail out if we can't recover */ switch (type) { case E_CORE_ERROR: if(!module_initialized) { /* bad error in module startup - no way we can live with this */ exit(-2); } /* no break - intentionally */ case E_ERROR: /*case E_PARSE: the parser would return 1 (failure), we can bail out nicely */ case E_COMPILE_ERROR: case E_USER_ERROR: if (module_initialized) { zend_bailout(); return; } break; } /* Log if necessary */ if (PG(track_errors) && EG(active_symbol_table)) { pval *tmp; ALLOC_ZVAL(tmp); INIT_PZVAL(tmp); tmp->value.str.val = (char *) estrndup(buffer, buffer_len); tmp->value.str.len = buffer_len; tmp->type = IS_STRING; zend_hash_update(EG(active_symbol_table), "php_errormsg", sizeof("php_errormsg"), (void **) & tmp, sizeof(pval *), NULL); } } /* }}} */ /* {{{ proto void set_time_limit(int seconds) Sets the maximum time a script can run */ PHP_FUNCTION(set_time_limit) { zval **new_timeout; if (PG(safe_mode)) { php_error(E_WARNING, "Cannot set time limit in safe mode"); RETURN_FALSE; } if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &new_timeout) == FAILURE) { WRONG_PARAM_COUNT; } convert_to_long_ex(new_timeout); zend_unset_timeout(); zend_set_timeout(Z_LVAL_PP(new_timeout)); } /* }}} */ /* {{{ php_fopen_wrapper_for_zend */ static FILE *php_fopen_wrapper_for_zend(const char *filename, char **opened_path) { int issock=0, socketd=0; int old_chunk_size; FILE *retval; old_chunk_size = php_sock_set_def_chunk_size(1); retval=php_fopen_wrapper((char *) filename, "rb", USE_PATH|IGNORE_URL_WIN, &issock, &socketd, opened_path); php_sock_set_def_chunk_size(old_chunk_size); if (issock) { retval = fdopen(socketd, "rb"); } return retval; } /* }}} */ /* {{{ php_get_configuration_directive_for_zend */ static int php_get_configuration_directive_for_zend(char *name, uint name_length, zval *contents) { zval *retval = cfg_get_entry(name, name_length); if (retval) { *contents = *retval; return SUCCESS; } else { return FAILURE; } } /* }}} */ /* {{{ php_message_handler_for_zend */ static void php_message_handler_for_zend(long message, void *data) { switch (message) { case ZMSG_FAILED_INCLUDE_FOPEN: { TSRMLS_FETCH(); php_error(E_WARNING, "Failed opening '%s' for inclusion (include_path='%s')", php_strip_url_passwd((char *) data), STR_PRINT(PG(include_path))); } break; case ZMSG_FAILED_REQUIRE_FOPEN: { TSRMLS_FETCH(); php_error(E_COMPILE_ERROR, "Failed opening required '%s' (include_path='%s')", php_strip_url_passwd((char *) data), STR_PRINT(PG(include_path))); } break; case ZMSG_FAILED_HIGHLIGHT_FOPEN: php_error(E_WARNING, "Failed opening '%s' for highlighting", php_strip_url_passwd((char *) data)); break; case ZMSG_MEMORY_LEAK_DETECTED: case ZMSG_MEMORY_LEAK_REPEATED: { TSRMLS_FETCH(); if (EG(error_reporting)&E_WARNING) { #if ZEND_DEBUG char memory_leak_buf[512]; TSRMLS_FETCH(); if (message==ZMSG_MEMORY_LEAK_DETECTED) { zend_mem_header *t = (zend_mem_header *) data; void *ptr = (void *)((char *)t+sizeof(zend_mem_header)+MEM_HEADER_PADDING); snprintf(memory_leak_buf, 512, "%s(%d) : Freeing 0x%.8lX (%d bytes), script=%s\n", t->filename, t->lineno, (unsigned long)ptr, t->size, SAFE_FILENAME(SG(request_info).path_translated)); if (t->orig_filename) { char relay_buf[512]; snprintf(relay_buf, 512, "%s(%d) : Actual location (location was relayed)\n", t->orig_filename, t->orig_lineno); strcat(memory_leak_buf, relay_buf); } } else { unsigned long leak_count = (unsigned long) data; snprintf(memory_leak_buf, 512, "Last leak repeated %ld time%s\n", leak_count, (leak_count>1?"s":"")); } # if defined(PHP_WIN32) OutputDebugString(memory_leak_buf); # else fprintf(stderr, memory_leak_buf); # endif #endif } } break; case ZMSG_LOG_SCRIPT_NAME: { struct tm *ta, tmbuf; time_t curtime; char *datetime_str, asctimebuf[52]; TSRMLS_FETCH(); time(&curtime); ta = php_localtime_r(&curtime, &tmbuf); datetime_str = php_asctime_r(ta, asctimebuf); datetime_str[strlen(datetime_str)-1]=0; /* get rid of the trailing newline */ fprintf(stderr, "[%s] Script: '%s'\n", datetime_str, SAFE_FILENAME(SG(request_info).path_translated)); } break; } } /* }}} */ #if PHP_SIGCHILD /* {{{ sigchld_handler */ static void sigchld_handler(int apar) { while (waitpid(-1, NULL, WNOHANG) > 0) ; signal(SIGCHLD,sigchld_handler); } /* }}} */ #endif static int php_hash_environment(TSRMLS_D); /* {{{ php_request_startup */ int php_request_startup(TSRMLS_D) { int retval = SUCCESS; #if PHP_SIGCHILD signal(SIGCHLD,sigchld_handler); #endif zend_try { PG(during_request_startup) = 1; php_output_activate(); /* initialize global variables */ PG(modules_activated) = 0; PG(header_is_being_sent) = 0; PG(connection_status) = PHP_CONNECTION_NORMAL; zend_activate(TSRMLS_C); sapi_activate(TSRMLS_C); zend_set_timeout(EG(timeout_seconds)); if (PG(expose_php)) { sapi_add_header(SAPI_PHP_VERSION_HEADER, sizeof(SAPI_PHP_VERSION_HEADER)-1, 1); } if (PG(output_handler) && PG(output_handler)[0]) { zval *output_handler; ALLOC_INIT_ZVAL(output_handler); Z_STRLEN_P(output_handler) = strlen(PG(output_handler)); /* this can be optimized */ Z_STRVAL_P(output_handler) = estrndup(PG(output_handler), Z_STRLEN_P(output_handler)); Z_TYPE_P(output_handler) = IS_STRING; php_start_ob_buffer(output_handler, 0); } else if (PG(output_buffering)) { php_start_ob_buffer(NULL, 0); } else if (PG(implicit_flush)) { php_start_implicit_flush(); } /* We turn this off in php_execute_script() */ /* PG(during_request_startup) = 0; */ php_hash_environment(TSRMLS_C); zend_activate_modules(); PG(modules_activated)=1; } zend_catch { retval = FAILURE; } zend_end_try(); return retval; } /* }}} */ /* {{{ php_request_shutdown_for_exec */ void php_request_shutdown_for_exec(void *dummy) { /* used to close fd's in the 3..255 range here, but it's problematic */ shutdown_memory_manager(1, 1); } /* }}} */ /* {{{ php_request_shutdown */ void php_request_shutdown(void *dummy) { TSRMLS_FETCH(); zend_try { php_end_ob_buffers((zend_bool)(SG(request_info).headers_only?0:1)); } zend_end_try(); zend_try { sapi_send_headers(); } zend_end_try(); if (PG(modules_activated)) zend_try { php_call_shutdown_functions(); } zend_end_try(); if (PG(modules_activated)) { zend_deactivate_modules(); } zend_deactivate(TSRMLS_C); zend_try { sapi_deactivate(TSRMLS_C); } zend_end_try(); zend_try { shutdown_memory_manager(CG(unclean_shutdown), 0); } zend_end_try(); zend_try { zend_unset_timeout(); } zend_end_try(); } /* }}} */ /* {{{ php_config_ini_shutdown */ static void php_config_ini_shutdown(void) { php_shutdown_config(); } /* }}} */ /* {{{ php_body_write_wrapper */ static int php_body_write_wrapper(const char *str, uint str_length) { return php_body_write(str, str_length); } /* }}} */ #ifdef ZTS /* {{{ core_globals_ctor */ static void core_globals_ctor(php_core_globals *core_globals TSRMLS_DC) { memset(core_globals,0,sizeof(*core_globals)); } /* }}} */ #endif /* {{{ php_startup_extensions */ int php_startup_extensions(zend_module_entry **ptr, int count) { zend_module_entry **end = ptr+count; while (ptr < end) { if (*ptr) { if (zend_startup_module(*ptr)==FAILURE) { return FAILURE; } } ptr++; } return SUCCESS; } /* }}} */ /* {{{ php_module_startup */ int php_module_startup(sapi_module_struct *sf) { zend_utility_functions zuf; zend_utility_values zuv; int module_number=0; /* for REGISTER_INI_ENTRIES() */ char *php_os; #ifdef ZTS zend_executor_globals *executor_globals; void ***tsrm_ls; php_core_globals *core_globals; sapi_globals_struct *sapi_globals = ts_resource(sapi_globals_id); #endif #ifdef PHP_WIN32 WORD wVersionRequested = MAKEWORD(2, 0); WSADATA wsaData; #endif #ifdef PHP_WIN32 { DWORD dwVersion = GetVersion(); /* Get build numbers for Windows NT or Win95 */ if (dwVersion < 0x80000000){ php_os="WINNT"; } else { php_os="WIN32"; } } #else php_os=PHP_OS; #endif #ifdef ZTS tsrm_ls = ts_resource(0); #endif sapi_initialize_empty_request(TSRMLS_C); sapi_activate(TSRMLS_C); if (module_initialized) { return SUCCESS; } sapi_module = *sf; php_output_startup(); php_output_activate(); zuf.error_function = php_error_cb; zuf.printf_function = php_printf; zuf.write_function = php_body_write_wrapper; zuf.fopen_function = php_fopen_wrapper_for_zend; zuf.message_handler = php_message_handler_for_zend; zuf.block_interruptions = sapi_module.block_interruptions; zuf.unblock_interruptions = sapi_module.unblock_interruptions; zuf.get_configuration_directive = php_get_configuration_directive_for_zend; zuf.ticks_function = php_run_ticks; zend_startup(&zuf, NULL, 1); #ifdef ZTS executor_globals = ts_resource(executor_globals_id); ts_allocate_id(&core_globals_id, sizeof(php_core_globals), (ts_allocate_ctor) core_globals_ctor, NULL); core_globals = ts_resource(core_globals_id); #endif EG(bailout_set) = 0; EG(error_reporting) = E_ALL & ~E_NOTICE; PG(header_is_being_sent) = 0; SG(request_info).headers_only = 0; SG(request_info).argv0 = NULL; PG(connection_status) = PHP_CONNECTION_NORMAL; PG(during_request_startup) = 0; #if HAVE_SETLOCALE setlocale(LC_CTYPE, ""); #endif #ifdef PHP_WIN32 /* start up winsock services */ if (WSAStartup(wVersionRequested, &wsaData) != 0) { php_printf("\nwinsock.dll unusable. %d\n", WSAGetLastError()); return FAILURE; } #endif le_index_ptr = zend_register_list_destructors_ex(NULL, NULL, "index pointer", 0); /* this will read in php.ini, set up the configuration parameters, load zend extensions and register php function extensions to be loaded later */ if (php_init_config(sf->php_ini_path_override) == FAILURE) { return FAILURE; } REGISTER_INI_ENTRIES(); /* initialize fopen wrappers registry (this uses configuration parameters from php.ini) */ if (php_init_fopen_wrappers() == FAILURE) { php_printf("PHP: Unable to initialize fopen url wrappers.\n"); return FAILURE; } /* initialize registry for images to be used in phpinfo() (this uses configuration parameters from php.ini) */ if (php_init_info_logos() == FAILURE) { php_printf("PHP: Unable to initialize info phpinfo logos.\n"); return FAILURE; } zuv.import_use_extension = ".php"; zend_set_utility_values(&zuv); php_startup_sapi_content_types(); REGISTER_MAIN_STRINGL_CONSTANT("PHP_VERSION", PHP_VERSION, sizeof(PHP_VERSION)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PHP_OS", php_os, strlen(php_os), CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("DEFAULT_INCLUDE_PATH", PHP_INCLUDE_PATH, sizeof(PHP_INCLUDE_PATH)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PEAR_INSTALL_DIR", PEAR_INSTALLDIR, sizeof(PEAR_INSTALLDIR)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PEAR_EXTENSION_DIR", PHP_EXTENSION_DIR, sizeof(PHP_EXTENSION_DIR)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PHP_EXTENSION_DIR", PHP_EXTENSION_DIR, sizeof(PHP_EXTENSION_DIR)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PHP_BINDIR", PHP_BINDIR, sizeof(PHP_BINDIR)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PHP_LIBDIR", PHP_LIBDIR, sizeof(PHP_LIBDIR)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PHP_DATADIR", PHP_DATADIR, sizeof(PHP_DATADIR)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PHP_SYSCONFDIR", PHP_SYSCONFDIR, sizeof(PHP_SYSCONFDIR)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PHP_LOCALSTATEDIR", PHP_LOCALSTATEDIR, sizeof(PHP_LOCALSTATEDIR)-1, CONST_PERSISTENT | CONST_CS); REGISTER_MAIN_STRINGL_CONSTANT("PHP_CONFIG_FILE_PATH", PHP_CONFIG_FILE_PATH, sizeof(PHP_CONFIG_FILE_PATH)-1, CONST_PERSISTENT | CONST_CS); php_output_register_constants(); if (php_startup_ticks(TSRMLS_C) == FAILURE) { php_printf("Unable to start PHP ticks\n"); return FAILURE; } /* startup extensions staticly compiled in */ if (php_startup_internal_extensions() == FAILURE) { php_printf("Unable to start builtin modules\n"); return FAILURE; } /* load and startup extensions compiled as shared objects (aka DLLs) as requested by php.ini entries theese are loaded after initialization of internal extensions as extensions *might* rely on things from ext/standard which is always an internal extension and to be initialized ahead of all other internals */ php_ini_delayed_modules_startup(); /* disable certain functions as requested by php.ini */ php_disable_functions(); zend_startup_extensions(); /* */ module_initialized = 1; sapi_deactivate(TSRMLS_C); /* we're done */ return SUCCESS; } /* }}} */ void php_module_shutdown_for_exec() { /* used to close fd's in the range 3.255 here, but it's problematic */ } /* {{{ php_module_shutdown_wrapper */ int php_module_shutdown_wrapper(sapi_module_struct *sapi_globals) { php_module_shutdown(); return SUCCESS; } /* }}} */ /* {{{ php_module_shutdown */ void php_module_shutdown() { int module_number=0; /* for UNREGISTER_INI_ENTRIES() */ TSRMLS_FETCH(); if (!module_initialized) { return; } /* close down the ini config */ php_config_ini_shutdown(); #ifdef PHP_WIN32 /*close winsock */ WSACleanup(); #endif php_shutdown_ticks(TSRMLS_C); sapi_flush(); zend_shutdown(); php_shutdown_fopen_wrappers(); php_shutdown_info_logos(); UNREGISTER_INI_ENTRIES(); #ifndef ZTS zend_ini_shutdown(TSRMLS_C); #endif shutdown_memory_manager(0, 1); module_initialized = 0; } /* }}} */ /* {{{ php_register_server_variables */ static inline void php_register_server_variables(TSRMLS_D) { zval *array_ptr=NULL; ALLOC_ZVAL(array_ptr); array_init(array_ptr); INIT_PZVAL(array_ptr); PG(http_globals)[TRACK_VARS_SERVER] = array_ptr; /* Server variables */ if (sapi_module.register_server_variables) { sapi_module.register_server_variables(array_ptr TSRMLS_CC); } /* argv/argc support */ if (PG(register_argc_argv)) { php_build_argv(SG(request_info).query_string, array_ptr TSRMLS_CC); } /* PHP Authentication support */ if (SG(request_info).auth_user) { php_register_variable("PHP_AUTH_USER", SG(request_info).auth_user, array_ptr TSRMLS_CC); } if (SG(request_info).auth_password) { php_register_variable("PHP_AUTH_PW", SG(request_info).auth_password, array_ptr TSRMLS_CC); } } /* }}} */ /* {{{ php_hash_environment */ static int php_hash_environment(TSRMLS_D) { char *p; unsigned char _gpc_flags[3] = {0,0,0}; zend_bool have_variables_order; zval *dummy_track_vars_array; zend_bool initialized_dummy_track_vars_array=0; int i; char *track_vars_names[] = { "HTTP_POST_VARS", "HTTP_GET_VARS", "HTTP_COOKIE_VARS", "HTTP_SERVER_VARS", "HTTP_ENV_VARS", "HTTP_POST_FILES", NULL }; int track_vars_names_length[] = { sizeof("HTTP_POST_VARS"), sizeof("HTTP_GET_VARS"), sizeof("HTTP_COOKIE_VARS"), sizeof("HTTP_SERVER_VARS"), sizeof("HTTP_ENV_VARS"), sizeof("HTTP_POST_FILES") }; for (i=0; i<6; i++) { PG(http_globals)[i] = NULL; } if (PG(variables_order)) { p = PG(variables_order); have_variables_order=1; } else { p = PG(gpc_order); have_variables_order=0; ALLOC_ZVAL(PG(http_globals)[TRACK_VARS_ENV]); array_init(PG(http_globals)[TRACK_VARS_ENV]); INIT_PZVAL(PG(http_globals)[TRACK_VARS_ENV]); php_import_environment_variables(PG(http_globals)[TRACK_VARS_ENV] TSRMLS_CC); } while(p && *p) { switch(*p++) { case 'p': case 'P': if (!_gpc_flags[0] && !SG(headers_sent) && SG(request_info).request_method && !strcasecmp(SG(request_info).request_method, "POST")) { php_treat_data(PARSE_POST, NULL, NULL TSRMLS_CC); /* POST Data */ _gpc_flags[0]=1; } break; case 'c': case 'C': if (!_gpc_flags[1]) { php_treat_data(PARSE_COOKIE, NULL, NULL TSRMLS_CC); /* Cookie Data */ _gpc_flags[1]=1; } break; case 'g': case 'G': if (!_gpc_flags[2]) { php_treat_data(PARSE_GET, NULL, NULL TSRMLS_CC); /* GET Data */ _gpc_flags[2]=1; } break; case 'e': case 'E': if (have_variables_order) { ALLOC_ZVAL(PG(http_globals)[TRACK_VARS_ENV]); array_init(PG(http_globals)[TRACK_VARS_ENV]); INIT_PZVAL(PG(http_globals)[TRACK_VARS_ENV]); php_import_environment_variables(PG(http_globals)[TRACK_VARS_ENV] TSRMLS_CC); } else { php_error(E_WARNING, "Unsupported 'e' element (environment) used in gpc_order - use variables_order instead"); } break; case 's': case 'S': php_register_server_variables(TSRMLS_C); break; } } if (!have_variables_order) { php_register_server_variables(TSRMLS_C); } for (i=0; i<6; i++) { if (!PG(http_globals)[i]) { if (!initialized_dummy_track_vars_array) { ALLOC_ZVAL(dummy_track_vars_array); array_init(dummy_track_vars_array); INIT_PZVAL(dummy_track_vars_array); initialized_dummy_track_vars_array = 1; } else { dummy_track_vars_array->refcount++; } PG(http_globals)[i] = dummy_track_vars_array; } zend_hash_update(&EG(symbol_table), track_vars_names[i], track_vars_names_length[i], &PG(http_globals)[i], sizeof(zval *), NULL); } return SUCCESS; } /* }}} */ /* {{{ php_build_argv */ static void php_build_argv(char *s, zval *track_vars_array TSRMLS_DC) { pval *arr, *argc, *tmp; int count = 0; char *ss, *space; ALLOC_ZVAL(arr); array_init(arr); INIT_PZVAL(arr); /* Prepare argv */ if (s && *s) { ss = s; while (ss) { space = strchr(ss, '+'); if (space) { *space = '\0'; } /* auto-type */ ALLOC_ZVAL(tmp); tmp->type = IS_STRING; tmp->value.str.len = strlen(ss); tmp->value.str.val = estrndup(ss, tmp->value.str.len); INIT_PZVAL(tmp); count++; if (zend_hash_next_index_insert(arr->value.ht, &tmp, sizeof(pval *), NULL)==FAILURE) { if (tmp->type == IS_STRING) { efree(tmp->value.str.val); } } if (space) { *space = '+'; ss = space + 1; } else { ss = space; } } } /* prepare argc */ ALLOC_ZVAL(argc); argc->value.lval = count; argc->type = IS_LONG; INIT_PZVAL(argc); if (PG(register_globals)) { arr->refcount++; argc->refcount++; zend_hash_update(&EG(symbol_table), "argv", sizeof("argv"), &arr, sizeof(zval *), NULL); zend_hash_add(&EG(symbol_table), "argc", sizeof("argc"), &argc, sizeof(zval *), NULL); } zend_hash_update(track_vars_array->value.ht, "argv", sizeof("argv"), &arr, sizeof(pval *), NULL); zend_hash_update(track_vars_array->value.ht, "argc", sizeof("argc"), &argc, sizeof(pval *), NULL); } /* }}} */ /* {{{ php_handle_special_queries */ PHPAPI int php_handle_special_queries(TSRMLS_D) { if (SG(request_info).query_string && SG(request_info).query_string[0]=='=' && PG(expose_php)) { if (php_info_logos(SG(request_info).query_string+1)) { return 1; } else if (!strcmp(SG(request_info).query_string+1, PHP_CREDITS_GUID)) { php_print_credits(PHP_CREDITS_ALL); return 1; } } return 0; } /* }}} */ /* {{{ php_execute_script */ PHPAPI int php_execute_script(zend_file_handle *primary_file TSRMLS_DC) { zend_file_handle *prepend_file_p, *append_file_p; zend_file_handle prepend_file, append_file; char *old_cwd; EG(exit_status) = 0; if (php_handle_special_queries(TSRMLS_C)) { return 0; } #define OLD_CWD_SIZE 4096 old_cwd = do_alloca(OLD_CWD_SIZE); old_cwd[0] = '\0'; zend_try { #ifdef PHP_WIN32 UpdateIniFromRegistry(primary_file->filename); #endif PG(during_request_startup) = 0; if (primary_file->type == ZEND_HANDLE_FILENAME && primary_file->filename) { VCWD_GETCWD(old_cwd, OLD_CWD_SIZE-1); VCWD_CHDIR_FILE(primary_file->filename); } if (PG(auto_prepend_file) && PG(auto_prepend_file)[0]) { prepend_file.filename = PG(auto_prepend_file); prepend_file.opened_path = NULL; prepend_file.free_filename = 0; prepend_file.type = ZEND_HANDLE_FILENAME; prepend_file_p = &prepend_file; } else { prepend_file_p = NULL; } if (PG(auto_append_file) && PG(auto_append_file)[0]) { append_file.filename = PG(auto_append_file); append_file.opened_path = NULL; append_file.free_filename = 0; append_file.type = ZEND_HANDLE_FILENAME; append_file_p = &append_file; } else { append_file_p = NULL; } zend_execute_scripts(ZEND_REQUIRE TSRMLS_CC, 3, prepend_file_p, primary_file, append_file_p); } zend_end_try(); if (old_cwd[0] != '\0') { VCWD_CHDIR(old_cwd); } free_alloca(old_cwd); return EG(exit_status); } /* }}} */ /* {{{ php_handle_aborted_connection */ PHPAPI void php_handle_aborted_connection(void) { TSRMLS_FETCH(); PG(connection_status) = PHP_CONNECTION_ABORTED; php_output_set_status(0); if (!PG(ignore_user_abort)) { zend_bailout(); } } /* }}} */ /* {{{ php_handle_auth_data */ PHPAPI int php_handle_auth_data(const char *auth TSRMLS_DC) { int ret = -1; if (auth && auth[0] != '\0' && strncmp(auth, "Basic ", 6) == 0) { char *pass; char *user; user = php_base64_decode(auth + 6, strlen(auth) - 6, NULL); if (user) { pass = strchr(user, ':'); if (pass) { *pass++ = '\0'; SG(request_info).auth_user = user; SG(request_info).auth_password = estrdup(pass); ret = 0; } else { efree(user); } } } if (ret == -1) SG(request_info).auth_user = SG(request_info).auth_password = NULL; return ret; } /* }}} */ /* {{{ php_lint_script */ PHPAPI int php_lint_script(zend_file_handle *file TSRMLS_DC) { zend_op_array *op_array; zend_try { op_array = zend_compile_file(file, ZEND_INCLUDE TSRMLS_CC); zend_destroy_file_handle(file TSRMLS_CC); if (op_array) { destroy_op_array(op_array); efree(op_array); return SUCCESS; } else { return FAILURE; } } zend_end_try(); return FAILURE; } /* }}} */ #ifdef PHP_WIN32 /* {{{ dummy_indent just so that this symbol gets exported... */ PHPAPI void dummy_indent() { zend_indent(); } /* }}} */ #endif /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * End: * vim600: sw=4 ts=4 tw=78 fdm=marker * vim<600: sw=4 ts=4 tw=78 */