/* +----------------------------------------------------------------------+ | PHP Version 4 | +----------------------------------------------------------------------+ | Copyright (c) 1997-2003 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 */ #define ZEND_INCLUDE_FULL_WINDOWS_HEADERS #include "php.h" #include #ifdef PHP_WIN32 #include "win32/time.h" #include "win32/signal.h" #include #elif defined(NETWARE) #ifdef NEW_LIBC #include #else #include "netware/time_nw.h" #endif /*#include "netware/signal_nw.h"*/ /*#include "netware/env.h"*/ /* Temporary */ /*#include */ #ifdef USE_WINSOCK #include #endif #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 "zend_ini.h" #include "php_content_types.h" #include "php_ticks.h" #include "php_logos.h" #include "php_streams.h" #if defined(ZEND_MULTIBYTE) && defined(HAVE_MBSTRING) #include "ext/mbstring/mbstring.h" #endif /* defined(ZEND_MULTIBYTE) && defined(HAVE_MBSTRING) */ #include "SAPI.h" #include "rfc1867.h" /* }}} */ #ifndef ZTS php_core_globals core_globals; #else PHPAPI int core_globals_id; #endif #define ERROR_BUF_LEN 1024 typedef struct { char buf[ERROR_BUF_LEN]; char filename[ERROR_BUF_LEN]; uint lineno; } last_error_type; static last_error_type last_error; #define SAFE_FILENAME(f) ((f)?(f):"-") /* {{{ PHP_INI_MH */ static PHP_INI_MH(OnSetPrecision) { 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_disable_functions */ static void php_disable_functions(TSRMLS_D) { char *s = NULL; char *e = INI_STR("disable_functions"); char p; if (!*e) { return; } while (*e) { switch (*e) { case ' ': case ',': if (s) { p = *e; *e = '\0'; zend_disable_function(s, e-s TSRMLS_CC); *e = p; s = NULL; } break; default: if (!s) { s = e; } break; } e++; } if (s) { zend_disable_function(s, e-s TSRMLS_CC); } } /* }}} */ /* {{{ php_disable_classes */ static void php_disable_classes(TSRMLS_D) { char *s = NULL; char *e = INI_STR("disable_classes"); char p; if (!*e) { return; } while (*e) { switch (*e) { case ' ': case ',': if (s) { p = *e; *e = '\0'; zend_disable_class(s, e-s TSRMLS_CC); *e = p; s = NULL; } break; default: if (!s) { s = e; } break; } e++; } if (s) { zend_disable_class(s, e-s TSRMLS_CC); } } /* }}} */ /* {{{ PHP_INI_MH */ static PHP_INI_MH(OnUpdateTimeout) { 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(TSRMLS_C); 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_ENTRY("docref_root", "", PHP_INI_ALL, OnUpdateString, docref_root, php_core_globals, core_globals) STD_PHP_INI_ENTRY("docref_ext", "", PHP_INI_ALL, OnUpdateString, docref_ext, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("html_errors", "1", PHP_INI_ALL, 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, OnUpdateLong, xmlrpc_error_number, php_core_globals, core_globals) STD_PHP_INI_ENTRY("max_input_time", "-1", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateLong, max_input_time, 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_ALL, 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_ENTRY("log_errors_max_len", "1024", PHP_INI_ALL, OnUpdateLong, log_errors_max_len, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("ignore_repeated_errors", "0", PHP_INI_ALL, OnUpdateBool, ignore_repeated_errors, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("ignore_repeated_source", "0", PHP_INI_ALL, OnUpdateBool, ignore_repeated_source, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("report_memleaks", "1", PHP_INI_ALL, OnUpdateBool, report_memleaks, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("report_zend_debug", "1", PHP_INI_ALL, OnUpdateBool, report_zend_debug, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("magic_quotes_gpc", "1", PHP_INI_PERDIR|PHP_INI_SYSTEM, 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_ENTRY("output_buffering", "0", PHP_INI_PERDIR|PHP_INI_SYSTEM, OnUpdateLong, 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_PERDIR|PHP_INI_SYSTEM, OnUpdateBool, register_argc_argv, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("register_globals", "0", PHP_INI_PERDIR|PHP_INI_SYSTEM, OnUpdateBool, register_globals, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("register_long_arrays", "0", PHP_INI_PERDIR|PHP_INI_SYSTEM, OnUpdateBool, register_long_arrays, php_core_globals, core_globals) #if PHP_SAFE_MODE STD_PHP_INI_BOOLEAN("safe_mode", "1", PHP_INI_SYSTEM, OnUpdateBool, safe_mode, php_core_globals, core_globals) #else STD_PHP_INI_BOOLEAN("safe_mode", "0", PHP_INI_SYSTEM, OnUpdateBool, safe_mode, php_core_globals, core_globals) #endif 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", "1", PHP_INI_ALL, OnUpdateBool, y2k_compliance, php_core_globals, core_globals) STD_PHP_INI_ENTRY("unserialize_callback_func", NULL, PHP_INI_ALL, OnUpdateString, unserialize_callback_func, 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_SYSTEM|PHP_INI_PERDIR, OnUpdateString, auto_append_file, php_core_globals, core_globals) STD_PHP_INI_ENTRY("auto_prepend_file", NULL, PHP_INI_SYSTEM|PHP_INI_PERDIR, 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, OnUpdateString, open_basedir, php_core_globals, core_globals) STD_PHP_INI_ENTRY("safe_mode_exec_dir", "", PHP_INI_SYSTEM, OnUpdateString, safe_mode_exec_dir, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("file_uploads", "1", PHP_INI_SYSTEM, OnUpdateBool, file_uploads, php_core_globals, core_globals) STD_PHP_INI_ENTRY("upload_max_filesize", "2M", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateLong, upload_max_filesize, php_core_globals, core_globals) STD_PHP_INI_ENTRY("post_max_size", "8M", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateLong, 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, OnUpdateString, 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, OnUpdateString, error_append_string, php_core_globals, core_globals) STD_PHP_INI_ENTRY("error_prepend_string", NULL, PHP_INI_ALL, OnUpdateString, error_prepend_string, php_core_globals, core_globals) PHP_INI_ENTRY("SMTP", "localhost",PHP_INI_ALL, NULL) PHP_INI_ENTRY("smtp_port", "25", PHP_INI_ALL, NULL) PHP_INI_ENTRY("browscap", NULL, PHP_INI_SYSTEM, NULL) #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("mail_force_extra_parameters",NULL, PHP_INI_SYSTEM, NULL) PHP_INI_ENTRY("disable_functions", "", PHP_INI_SYSTEM, NULL) PHP_INI_ENTRY("disable_classes", "", PHP_INI_SYSTEM, NULL) STD_PHP_INI_BOOLEAN("allow_url_fopen", "1", PHP_INI_ALL, OnUpdateBool, allow_url_fopen, php_core_globals, core_globals) STD_PHP_INI_BOOLEAN("always_populate_raw_post_data", "0", PHP_INI_SYSTEM|PHP_INI_PERDIR, 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 TSRMLS_DC) { FILE *log_file; char error_time_str[128]; struct tm tmbuf; time_t error_time; /* 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, sizeof(error_time_str), "%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); } } /* }}} */ /* {{{ php_write wrapper for modules to use PHPWRITE */ PHPAPI int php_write(void *buf, uint size TSRMLS_DC) { return PHPWRITE(buf, size); } /* }}} */ /* {{{ php_printf */ PHPAPI int php_printf(const char *format, ...) { va_list args; int ret; char *buffer; int size; TSRMLS_FETCH(); va_start(args, format); size = vspprintf(&buffer, 0, format, args); if (buffer) { ret = PHPWRITE(buffer, size); efree(buffer); } else { php_error_docref(NULL TSRMLS_CC, E_ERROR, "Out of memory"); ret = 0; } va_end(args); return ret; } /* }}} */ /* {{{ php_verror */ /* php_verror is called from php_error_docref functions. * Its purpose is to unify error messages and automatically generate clickable * html error messages if correcponding ini setting (html_errors) is activated. * See: CODING_STANDARDS for details. */ PHPAPI void php_verror(const char *docref, const char *params, int type, const char *format, va_list args TSRMLS_DC) { char *buffer = NULL, *docref_buf = NULL, *ref = NULL, *target = NULL; char *docref_target = "", *docref_root = ""; char *function, *p; int buffer_len = 0; buffer_len = vspprintf(&buffer, 0, format, args); if (buffer) { if (PG(html_errors)) { int len; char *replace = php_escape_html_entities(buffer, buffer_len, &len, 0, ENT_COMPAT, NULL TSRMLS_CC); efree(buffer); buffer = replace; buffer_len = len; } if (docref && docref[0] == '#') { docref_target = strchr(docref, '#'); docref = NULL; } if (!docref) { function = get_active_function_name(TSRMLS_C); if (function) { spprintf(&docref_buf, 0, "function.%s", function); if (docref_buf) { while((p=strchr(docref_buf, '_'))!=NULL) *p = '-'; docref = docref_buf; } } } if (docref) { if (strncmp(docref, "http://", 7)) { docref_root = PG(docref_root); /* now check copy of extension */ ref = estrdup(docref); if (ref) { if (docref_buf) { efree(docref_buf); } docref_buf = ref; docref = docref_buf; p = strrchr(ref, '#'); if (p) { target = estrdup(p); if (target) { docref_target = target; *p = '\0'; } } if ((!p || target) && PG(docref_ext) && strlen(PG(docref_ext))) { spprintf(&docref_buf, 0, "%s%s", ref, PG(docref_ext)); if (docref_buf) { efree(ref); docref = docref_buf; } } } } if (!PG(html_errors) || !strlen(PG(docref_root))) { /* no docref and no html errors -> do not point to any documentation (e.g. production boxes) */ php_error(type, "%s(%s): %s", get_active_function_name(TSRMLS_C), params, buffer); } else if (PG(html_errors)) { php_error(type, "%s(%s) [%s]: %s", get_active_function_name(TSRMLS_C), params, docref_root, docref, docref_target, docref, buffer); } else { php_error(type, "%s(%s) [%s%s%s]: %s", get_active_function_name(TSRMLS_C), params, docref_root, docref, docref_target, buffer); } if (target) { efree(target); } } else { docref = get_active_function_name(TSRMLS_C); if (!docref) docref = "Unknown"; php_error(type, "%s(%s): %s", docref, params, buffer); } if (PG(track_errors) && EG(active_symbol_table)) { zval *tmp; ALLOC_ZVAL(tmp); INIT_PZVAL(tmp); Z_STRVAL_P(tmp) = (char *) estrndup(buffer, buffer_len); Z_STRLEN_P(tmp) = buffer_len; Z_TYPE_P(tmp) = IS_STRING; zend_hash_update(EG(active_symbol_table), "php_errormsg", sizeof("php_errormsg"), (void **) & tmp, sizeof(pval *), NULL); } efree(buffer); if (docref_buf) { efree(docref_buf); } } else { php_error(E_ERROR, "%s(%s): Out of memory", get_active_function_name(TSRMLS_C), params); } } /* }}} */ /* {{{ php_error_docref */ /* See: CODING_STANDARDS for details. */ PHPAPI void php_error_docref(const char *docref TSRMLS_DC, int type, const char *format, ...) { va_list args; va_start(args, format); php_verror(docref, "", type, format, args TSRMLS_CC); va_end(args); } /* }}} */ /* {{{ php_error_docref1 */ /* See: CODING_STANDARDS for details. */ PHPAPI void php_error_docref1(const char *docref TSRMLS_DC, const char *param1, int type, const char *format, ...) { va_list args; va_start(args, format); php_verror(docref, param1, type, format, args TSRMLS_CC); va_end(args); } /* }}} */ /* {{{ php_error_docref2 */ /* See: CODING_STANDARDS for details. */ PHPAPI void php_error_docref2(const char *docref TSRMLS_DC, const char *param1, const char *param2, int type, const char *format, ...) { char *params; va_list args; spprintf(¶ms, 0, "%s,%s", param1, param2); va_start(args, format); php_verror(docref, params ? params : "...", type, format, args TSRMLS_CC); va_end(args); if (params) efree(params); } /* }}} */ /* {{{ php_html_puts */ PHPAPI void php_html_puts(const char *str, uint size TSRMLS_DC) { zend_html_puts(str, size TSRMLS_CC); } /* }}} */ /* {{{ php_error_cb extended error handling function */ #define NO_NULL_STR(x) (x?x:"") static void php_error_cb(int type, const char *error_filename, const uint error_lineno, const char *format, va_list args) { char *buffer; int buffer_len, display; TSRMLS_FETCH(); buffer_len = vspprintf(&buffer, PG(log_errors_max_len), format, args); if (PG(ignore_repeated_errors)) { if (strncmp(last_error.buf, buffer, sizeof(last_error.buf)) || (!PG(ignore_repeated_source) && ((last_error.lineno != error_lineno) || strncmp(last_error.filename, error_filename, sizeof(last_error.filename))))) { display = 1; } else { display = 0; } } else { display = 1; } strlcpy(last_error.buf, buffer, sizeof(last_error.buf)); strlcpy(last_error.filename, error_filename, sizeof(last_error.filename)); last_error.lineno = error_lineno; /* display/log the error if necessary */ if (display && (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: 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; #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 spprintf(&log_buffer, 0, "PHP %s: %s in %s on line %d", error_type_str, buffer, error_filename, error_lineno); php_log_err(log_buffer TSRMLS_CC); efree(log_buffer); } if (module_initialized && PG(display_errors) && (!PG(during_request_startup) || PG(display_startup_errors))) { if (PG(xmlrpc_errors)) { php_printf("faultCode%ldfaultString%s:%s in %s on line %d", PG(xmlrpc_error_number), error_type_str, buffer, error_filename, error_lineno); } else { char *prepend_string = INI_STR("error_prepend_string"); char *append_string = INI_STR("error_append_string"); char *error_format = PG(html_errors) ? "%s
\n%s: %s in %s on line %d
\n%s" : "%s\n%s: %s in %s on line %d\n%s"; php_printf(error_format, NO_NULL_STR(prepend_string), error_type_str, buffer, error_filename, error_lineno, NO_NULL_STR(append_string)); } } #if ZEND_DEBUG if (PG(report_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: EG(exit_status) = 255; if (module_initialized) { zend_bailout(); efree(buffer); return; } break; } /* Log if necessary */ if (!display) { efree(buffer); return; } if (PG(track_errors) && EG(active_symbol_table)) { pval *tmp; ALLOC_ZVAL(tmp); INIT_PZVAL(tmp); Z_STRVAL_P(tmp) = (char *) estrndup(buffer, buffer_len); Z_STRLEN_P(tmp) = buffer_len; Z_TYPE_P(tmp) = IS_STRING; zend_hash_update(EG(active_symbol_table), "php_errormsg", sizeof("php_errormsg"), (void **) & tmp, sizeof(pval *), NULL); } efree(buffer); } /* }}} */ /* {{{ proto bool 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_docref(NULL TSRMLS_CC, 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_string_ex(new_timeout); if (zend_alter_ini_entry("max_execution_time", sizeof("max_execution_time"), Z_STRVAL_PP(new_timeout), Z_STRLEN_PP(new_timeout), PHP_INI_USER, PHP_INI_STAGE_RUNTIME) == SUCCESS) { RETURN_TRUE; } else { RETURN_FALSE; } } /* }}} */ /* {{{ php_fopen_wrapper_for_zend */ static FILE *php_fopen_wrapper_for_zend(const char *filename, char **opened_path) { TSRMLS_FETCH(); return php_stream_open_wrapper_as_file((char *)filename, "rb", ENFORCE_SAFE_MODE|USE_PATH|IGNORE_URL_WIN|REPORT_ERRORS|STREAM_OPEN_FOR_INCLUDE, opened_path); } /* }}} */ static void stream_closer_for_zend(void *handle TSRMLS_DC) { php_stream_close((php_stream*)handle); } static int php_stream_open_for_zend(const char *filename, zend_file_handle *handle TSRMLS_DC) { php_stream *stream; stream = php_stream_open_wrapper((char *)filename, "rb", ENFORCE_SAFE_MODE|USE_PATH|REPORT_ERRORS|STREAM_OPEN_FOR_INCLUDE, &handle->opened_path); if (stream) { handle->type = ZEND_HANDLE_STREAM; handle->filename = (char*)filename; handle->free_filename = 0; handle->handle.stream.handle = stream; handle->handle.stream.reader = (zend_stream_reader_t)_php_stream_read; handle->handle.stream.closer = stream_closer_for_zend; handle->handle.stream.interactive = 0; return SUCCESS; } return FAILURE; } /* {{{ 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_docref("function.include" TSRMLS_CC, 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_docref("function.require" TSRMLS_CC, 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: { TSRMLS_FETCH(); php_error_docref(NULL TSRMLS_CC, 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) && PG(report_memleaks)) { #if ZEND_DEBUG char memory_leak_buf[512]; 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, "%s", 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; } } /* }}} */ void php_on_timeout(int seconds TSRMLS_DC) { PG(connection_status) |= PHP_CONNECTION_TIMEOUT; } #if PHP_SIGCHILD /* {{{ sigchld_handler */ static void sigchld_handler(int apar) { while (waitpid(-1, NULL, WNOHANG) > 0); signal(SIGCHLD, sigchld_handler); } /* }}} */ #endif /* {{{ php_start_sapi() */ static int php_start_sapi(TSRMLS_D) { int retval = SUCCESS; if(!SG(sapi_started)) { zend_try { PG(during_request_startup) = 1; /* initialize global variables */ PG(modules_activated) = 0; PG(header_is_being_sent) = 0; PG(connection_status) = PHP_CONNECTION_NORMAL; zend_activate(TSRMLS_C); zend_set_timeout(EG(timeout_seconds)); zend_activate_modules(TSRMLS_C); PG(modules_activated)=1; } zend_catch { retval = FAILURE; } zend_end_try(); SG(sapi_started) = 1; } return retval; } /* }}} */ /* {{{ php_request_startup */ #ifndef APACHE_HOOKS int php_request_startup(TSRMLS_D) { int retval = SUCCESS; #ifdef PHP_WIN32 CoInitialize(NULL); #endif #if PHP_SIGCHILD signal(SIGCHLD, sigchld_handler); #endif zend_try { PG(during_request_startup) = 1; php_output_activate(TSRMLS_C); /* 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); if (PG(max_input_time) == -1) { zend_set_timeout(EG(timeout_seconds)); } else { zend_set_timeout(PG(max_input_time)); } 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]) { php_start_ob_buffer_named(PG(output_handler), 0, 1 TSRMLS_CC); } else if (PG(output_buffering)) { if (PG(output_buffering)>1) { php_start_ob_buffer(NULL, PG(output_buffering), 1 TSRMLS_CC); } else { php_start_ob_buffer(NULL, 0, 1 TSRMLS_CC); } } else if (PG(implicit_flush)) { php_start_implicit_flush(TSRMLS_C); } /* We turn this off in php_execute_script() */ /* PG(during_request_startup) = 0; */ php_hash_environment(TSRMLS_C); zend_activate_modules(TSRMLS_C); PG(modules_activated)=1; } zend_catch { retval = FAILURE; } zend_end_try(); return retval; } # else int php_request_startup(TSRMLS_D) { int retval = SUCCESS; #if PHP_SIGCHILD signal(SIGCHLD, sigchld_handler); #endif if (php_start_sapi() == FAILURE) { return FAILURE; } php_output_activate(TSRMLS_C); sapi_activate(TSRMLS_C); php_hash_environment(TSRMLS_C); zend_try { PG(during_request_startup) = 1; php_output_activate(TSRMLS_C); if (PG(expose_php)) { sapi_add_header(SAPI_PHP_VERSION_HEADER, sizeof(SAPI_PHP_VERSION_HEADER)-1, 1); } } zend_catch { retval = FAILURE; } zend_end_try(); return retval; } # endif /* }}} */ /* {{{ php_request_startup_for_hook */ int php_request_startup_for_hook(TSRMLS_D) { int retval = SUCCESS; #if PHP_SIGCHLD signal(SIGCHLD, sigchld_handler); #endif if (php_start_sapi(TSRMLS_C) == FAILURE) { return FAILURE; } php_output_activate(TSRMLS_C); sapi_activate_headers_only(TSRMLS_C); php_hash_environment(TSRMLS_C); return retval; } /* }}} */ /* {{{ php_request_shutdown_for_exec */ void php_request_shutdown_for_exec(void *dummy) { TSRMLS_FETCH(); /* used to close fd's in the 3..255 range here, but it's problematic */ shutdown_memory_manager(1, 1 TSRMLS_CC); } /* }}} */ /* {{{ php_request_shutdown_for_hook */ void php_request_shutdown_for_hook(void *dummy) { TSRMLS_FETCH(); if (PG(modules_activated)) zend_try { php_call_shutdown_functions(); } zend_end_try(); if (PG(modules_activated)) { zend_deactivate_modules(TSRMLS_C); } zend_try { int i; for (i = 0; i < NUM_TRACK_VARS; i++) { if (PG(http_globals)[i]) { zval_ptr_dtor(&PG(http_globals)[i]); } } } zend_end_try(); zend_deactivate(TSRMLS_C); zend_try { sapi_deactivate(TSRMLS_C); } zend_end_try(); zend_try { shutdown_memory_manager(CG(unclean_shutdown), 0 TSRMLS_CC); } zend_end_try(); zend_try { zend_unset_timeout(TSRMLS_C); } zend_end_try(); } /* }}} */ /* {{{ php_request_shutdown */ void php_request_shutdown(void *dummy) { TSRMLS_FETCH(); /* EG(opline_ptr) points into nirvana and therefore cannot be safely accessed inside zend_executor callback functions. */ EG(opline_ptr) = NULL; zend_try { php_end_ob_buffers((zend_bool)(SG(request_info).headers_only?0:1) TSRMLS_CC); } zend_end_try(); zend_try { sapi_send_headers(TSRMLS_C); } zend_end_try(); if (PG(modules_activated)) zend_try { php_call_shutdown_functions(); } zend_end_try(); if (PG(modules_activated)) { zend_deactivate_modules(TSRMLS_C); } zend_try { int i; for (i=0; ifilename TSRMLS_CC); #endif PG(during_request_startup) = 0; if (primary_file->type == ZEND_HANDLE_FILENAME && primary_file->filename) { #if HAVE_BROKEN_GETCWD /* this looks nasty to me */ old_cwd_fd = open(".", 0); #else VCWD_GETCWD(old_cwd, OLD_CWD_SIZE-1); #endif VCWD_CHDIR_FILE(primary_file->filename); } if (primary_file->filename) { char realfile[MAXPATHLEN]; int realfile_len; int dummy = 1; if (VCWD_REALPATH(primary_file->filename, realfile)) { realfile_len = strlen(realfile); zend_hash_add(&EG(included_files), realfile, realfile_len+1, (void *)&dummy, sizeof(int), NULL); if (strncmp(realfile, primary_file->filename, realfile_len)) { old_primary_file_path = primary_file->filename; primary_file->filename = realfile; } } } 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; } #if defined(ZEND_MULTIBYTE) && defined(HAVE_MBSTRING) php_mb_set_zend_encoding(TSRMLS_C); #endif /* ZEND_MULTIBYTE && HAVE_MBSTRING */ #ifdef PHP_WIN32 zend_unset_timeout(TSRMLS_C); #endif zend_set_timeout(INI_INT("max_execution_time")); retval = (zend_execute_scripts(ZEND_REQUIRE TSRMLS_CC, NULL, 3, prepend_file_p, primary_file, append_file_p) == SUCCESS); if (old_primary_file_path) { primary_file->filename = old_primary_file_path; } } zend_end_try(); #if HAVE_BROKEN_GETCWD fchdir(old_cwd_fd); close(old_cwd_fd); #else if (old_cwd[0] != '\0') { VCWD_CHDIR(old_cwd); } free_alloca(old_cwd); #endif return retval; } /* }}} */ /* {{{ php_execute_simple_script */ PHPAPI int php_execute_simple_script(zend_file_handle *primary_file, zval **ret TSRMLS_DC) { char *old_cwd; EG(exit_status) = 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 TSRMLS_CC); #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); } zend_execute_scripts(ZEND_REQUIRE TSRMLS_CC, ret, 1, primary_file); } 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 TSRMLS_CC); 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 TSRMLS_CC); 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 fdm=marker * vim<600: sw=4 ts=4 */