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b2dfcb30eb
php-src/main/main.c
Nikita Popov 73d6456d7d Fixed bug #75252
2017-09-24 08:53:27 +02:00

2669 lines
76 KiB
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/*
+----------------------------------------------------------------------+
| PHP Version 7 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2017 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.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 <andi@zend.com> |
| Rasmus Lerdorf <rasmus@lerdorf.on.ca> |
| Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
/* {{{ includes
*/
#define ZEND_INCLUDE_FULL_WINDOWS_HEADERS
#include "php.h"
#include <stdio.h>
#include <fcntl.h>
#ifdef PHP_WIN32
#include "win32/time.h"
#include "win32/signal.h"
#include "win32/php_win32_globals.h"
#include "win32/winutil.h"
#include <process.h>
#elif defined(NETWARE)
#include <sys/timeval.h>
#ifdef USE_WINSOCK
#include <novsock2.h>
#endif
#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_types.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 "ext/standard/php_string.h"
#include "ext/date/php_date.h"
#include "php_variables.h"
#include "ext/standard/credits.h"
#ifdef PHP_WIN32
#include <io.h>
#include "win32/php_registry.h"
#include "ext/standard/flock_compat.h"
#endif
#include "php_syslog.h"
#include "Zend/zend_exceptions.h"
#if PHP_SIGCHILD
#include <sys/types.h>
#include <sys/wait.h>
#endif
#include "zend_compile.h"
#include "zend_execute.h"
#include "zend_highlight.h"
#include "zend_extensions.h"
#include "zend_ini.h"
#include "zend_dtrace.h"
#include "php_content_types.h"
#include "php_ticks.h"
#include "php_streams.h"
#include "php_open_temporary_file.h"
#include "SAPI.h"
#include "rfc1867.h"
#include "ext/standard/html_tables.h"
#if HAVE_MMAP || defined(PHP_WIN32)
# if HAVE_UNISTD_H
# include <unistd.h>
# if defined(_SC_PAGESIZE)
# define REAL_PAGE_SIZE sysconf(_SC_PAGESIZE);
# elif defined(_SC_PAGE_SIZE)
# define REAL_PAGE_SIZE sysconf(_SC_PAGE_SIZE);
# endif
# endif
# if HAVE_SYS_MMAN_H
# include <sys/mman.h>
# endif
# ifndef REAL_PAGE_SIZE
# ifdef PAGE_SIZE
# define REAL_PAGE_SIZE PAGE_SIZE
# else
# define REAL_PAGE_SIZE 4096
# endif
# endif
#endif
/* }}} */
PHPAPI int (*php_register_internal_extensions_func)(void) = php_register_internal_extensions;
#ifndef ZTS
php_core_globals core_globals;
#else
PHPAPI int core_globals_id;
#endif
#define SAFE_FILENAME(f) ((f)?(f):"-")
static char *get_safe_charset_hint(void) {
ZEND_TLS char *lastHint = NULL;
ZEND_TLS char *lastCodeset = NULL;
char *hint = SG(default_charset);
size_t len = strlen(hint);
size_t i = 0;
if (lastHint == SG(default_charset)) {
return lastCodeset;
}
lastHint = hint;
lastCodeset = NULL;
for (i = 0; i < sizeof(charset_map)/sizeof(charset_map[0]); i++) {
if (len == charset_map[i].codeset_len
&& zend_binary_strcasecmp(hint, len, charset_map[i].codeset, len) == 0) {
lastCodeset = (char*)charset_map[i].codeset;
break;
}
}
return lastCodeset;
}
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnSetPrecision)
{
zend_long i;
ZEND_ATOL(i, ZSTR_VAL(new_value));
if (i >= 0) {
EG(precision) = i;
return SUCCESS;
} else {
return FAILURE;
}
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnChangeMemoryLimit)
{
if (new_value) {
PG(memory_limit) = zend_atol(ZSTR_VAL(new_value), (int)ZSTR_LEN(new_value));
} else {
PG(memory_limit) = 1<<30; /* effectively, no limit */
}
return zend_set_memory_limit(PG(memory_limit));
}
/* }}} */
/* {{{ php_disable_functions
*/
static void php_disable_functions(void)
{
char *s = NULL, *e;
if (!*(INI_STR("disable_functions"))) {
return;
}
e = PG(disable_functions) = strdup(INI_STR("disable_functions"));
if (e == NULL) {
return;
}
while (*e) {
switch (*e) {
case ' ':
case ',':
if (s) {
*e = '\0';
zend_disable_function(s, e-s);
s = NULL;
}
break;
default:
if (!s) {
s = e;
}
break;
}
e++;
}
if (s) {
zend_disable_function(s, e-s);
}
}
/* }}} */
/* {{{ php_disable_classes
*/
static void php_disable_classes(void)
{
char *s = NULL, *e;
if (!*(INI_STR("disable_classes"))) {
return;
}
e = PG(disable_classes) = strdup(INI_STR("disable_classes"));
while (*e) {
switch (*e) {
case ' ':
case ',':
if (s) {
*e = '\0';
zend_disable_class(s, e-s);
s = NULL;
}
break;
default:
if (!s) {
s = e;
}
break;
}
e++;
}
if (s) {
zend_disable_class(s, e-s);
}
}
/* }}} */
/* {{{ php_binary_init
*/
static void php_binary_init(void)
{
char *binary_location;
#ifdef PHP_WIN32
binary_location = (char *)malloc(MAXPATHLEN);
if (GetModuleFileName(0, binary_location, MAXPATHLEN) == 0) {
free(binary_location);
PG(php_binary) = NULL;
}
#else
if (sapi_module.executable_location) {
binary_location = (char *)malloc(MAXPATHLEN);
if (!strchr(sapi_module.executable_location, '/')) {
char *envpath, *path;
int found = 0;
if ((envpath = getenv("PATH")) != NULL) {
char *search_dir, search_path[MAXPATHLEN];
char *last = NULL;
zend_stat_t s;
path = estrdup(envpath);
search_dir = php_strtok_r(path, ":", &last);
while (search_dir) {
snprintf(search_path, MAXPATHLEN, "%s/%s", search_dir, sapi_module.executable_location);
if (VCWD_REALPATH(search_path, binary_location) && !VCWD_ACCESS(binary_location, X_OK) && VCWD_STAT(binary_location, &s) == 0 && S_ISREG(s.st_mode)) {
found = 1;
break;
}
search_dir = php_strtok_r(NULL, ":", &last);
}
efree(path);
}
if (!found) {
free(binary_location);
binary_location = NULL;
}
} else if (!VCWD_REALPATH(sapi_module.executable_location, binary_location) || VCWD_ACCESS(binary_location, X_OK)) {
free(binary_location);
binary_location = NULL;
}
} else {
binary_location = NULL;
}
#endif
PG(php_binary) = binary_location;
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateTimeout)
{
if (stage==PHP_INI_STAGE_STARTUP) {
/* Don't set a timeout on startup, only per-request */
ZEND_ATOL(EG(timeout_seconds), ZSTR_VAL(new_value));
return SUCCESS;
}
zend_unset_timeout();
ZEND_ATOL(EG(timeout_seconds), ZSTR_VAL(new_value));
zend_set_timeout(EG(timeout_seconds), 0);
return SUCCESS;
}
/* }}} */
/* {{{ php_get_display_errors_mode() helper function
*/
static int php_get_display_errors_mode(char *value, int value_length)
{
int mode;
if (!value) {
return PHP_DISPLAY_ERRORS_STDOUT;
}
if (value_length == 2 && !strcasecmp("on", value)) {
mode = PHP_DISPLAY_ERRORS_STDOUT;
} else if (value_length == 3 && !strcasecmp("yes", value)) {
mode = PHP_DISPLAY_ERRORS_STDOUT;
} else if (value_length == 4 && !strcasecmp("true", value)) {
mode = PHP_DISPLAY_ERRORS_STDOUT;
} else if (value_length == 6 && !strcasecmp(value, "stderr")) {
mode = PHP_DISPLAY_ERRORS_STDERR;
} else if (value_length == 6 && !strcasecmp(value, "stdout")) {
mode = PHP_DISPLAY_ERRORS_STDOUT;
} else {
ZEND_ATOL(mode, value);
if (mode && mode != PHP_DISPLAY_ERRORS_STDOUT && mode != PHP_DISPLAY_ERRORS_STDERR) {
mode = PHP_DISPLAY_ERRORS_STDOUT;
}
}
return mode;
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateDisplayErrors)
{
PG(display_errors) = (zend_bool) php_get_display_errors_mode(ZSTR_VAL(new_value), (int)ZSTR_LEN(new_value));
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_DISP
*/
static PHP_INI_DISP(display_errors_mode)
{
int mode, tmp_value_length, cgi_or_cli;
char *tmp_value;
if (type == ZEND_INI_DISPLAY_ORIG && ini_entry->modified) {
tmp_value = (ini_entry->orig_value ? ZSTR_VAL(ini_entry->orig_value) : NULL );
tmp_value_length = (int)(ini_entry->orig_value? ZSTR_LEN(ini_entry->orig_value) : 0);
} else if (ini_entry->value) {
tmp_value = ZSTR_VAL(ini_entry->value);
tmp_value_length = (int)ZSTR_LEN(ini_entry->value);
} else {
tmp_value = NULL;
tmp_value_length = 0;
}
mode = php_get_display_errors_mode(tmp_value, tmp_value_length);
/* Display 'On' for other SAPIs instead of STDOUT or STDERR */
cgi_or_cli = (!strcmp(sapi_module.name, "cli") || !strcmp(sapi_module.name, "cgi"));
switch (mode) {
case PHP_DISPLAY_ERRORS_STDERR:
if (cgi_or_cli ) {
PUTS("STDERR");
} else {
PUTS("On");
}
break;
case PHP_DISPLAY_ERRORS_STDOUT:
if (cgi_or_cli ) {
PUTS("STDOUT");
} else {
PUTS("On");
}
break;
default:
PUTS("Off");
break;
}
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateInternalEncoding)
{
if (new_value) {
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
}
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateInputEncoding)
{
if (new_value) {
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
}
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateOutputEncoding)
{
if (new_value) {
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
}
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateErrorLog)
{
/* Only do the safemode/open_basedir check at runtime */
if ((stage == PHP_INI_STAGE_RUNTIME || stage == PHP_INI_STAGE_HTACCESS) && new_value && strcmp(ZSTR_VAL(new_value), "syslog")) {
if (PG(open_basedir) && php_check_open_basedir(ZSTR_VAL(new_value))) {
return FAILURE;
}
}
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateMailLog)
{
/* Only do the safemode/open_basedir check at runtime */
if ((stage == PHP_INI_STAGE_RUNTIME || stage == PHP_INI_STAGE_HTACCESS) && new_value) {
if (PG(open_basedir) && php_check_open_basedir(ZSTR_VAL(new_value))) {
return FAILURE;
}
}
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnChangeMailForceExtra)
{
/* Don't allow changing it in htaccess */
if (stage == PHP_INI_STAGE_HTACCESS) {
return FAILURE;
}
return SUCCESS;
}
/* }}} */
/* defined in browscap.c */
PHP_INI_MH(OnChangeBrowscap);
/* Need to be read from the environment (?):
* PHP_AUTO_PREPEND_FILE
* PHP_AUTO_APPEND_FILE
* PHP_DOCUMENT_ROOT
* PHP_USER_DIR
* PHP_INCLUDE_PATH
*/
/* Windows and Netware use the internal mail */
#if defined(PHP_WIN32) || defined(NETWARE)
# define DEFAULT_SENDMAIL_PATH NULL
#elif defined(PHP_PROG_SENDMAIL)
# define DEFAULT_SENDMAIL_PATH PHP_PROG_SENDMAIL " -t -i "
#else
# define DEFAULT_SENDMAIL_PATH "/usr/sbin/sendmail -t -i"
#endif
/* {{{ PHP_INI
*/
PHP_INI_BEGIN()
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_ENTRY_EX("display_errors", "1", PHP_INI_ALL, OnUpdateDisplayErrors, display_errors, php_core_globals, core_globals, display_errors_mode)
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_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("auto_globals_jit", "1", PHP_INI_PERDIR|PHP_INI_SYSTEM, OnUpdateBool, auto_globals_jit, 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_ENTRY("unserialize_callback_func", NULL, PHP_INI_ALL, OnUpdateString, unserialize_callback_func, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("serialize_precision", "17", PHP_INI_ALL, OnUpdateLongGEZero, serialize_precision, 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", PHP_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("internal_encoding", NULL, PHP_INI_ALL, OnUpdateInternalEncoding, internal_encoding, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("input_encoding", NULL, PHP_INI_ALL, OnUpdateInputEncoding, input_encoding, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("output_encoding", NULL, PHP_INI_ALL, OnUpdateOutputEncoding, output_encoding, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("error_log", NULL, PHP_INI_ALL, OnUpdateErrorLog, 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("sys_temp_dir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, sys_temp_dir, 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_ALL, OnUpdateBaseDir, open_basedir, 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("max_input_nesting_level", "64", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateLongGEZero, max_input_nesting_level, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("max_input_vars", "1000", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateLongGEZero, max_input_vars, 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", "EGPCS", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateStringUnempty, variables_order, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("request_order", NULL, PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateString, request_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)
STD_PHP_INI_BOOLEAN("mail.add_x_header", "0", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, mail_x_header, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("mail.log", NULL, PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateMailLog, mail_log, php_core_globals, core_globals)
PHP_INI_ENTRY("browscap", NULL, PHP_INI_SYSTEM, OnChangeBrowscap)
PHP_INI_ENTRY("memory_limit", "128M", PHP_INI_ALL, OnChangeMemoryLimit)
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|PHP_INI_PERDIR, OnChangeMailForceExtra)
PHP_INI_ENTRY("disable_functions", "", PHP_INI_SYSTEM, NULL)
PHP_INI_ENTRY("disable_classes", "", PHP_INI_SYSTEM, NULL)
PHP_INI_ENTRY("max_file_uploads", "20", PHP_INI_SYSTEM|PHP_INI_PERDIR, NULL)
STD_PHP_INI_BOOLEAN("allow_url_fopen", "1", PHP_INI_SYSTEM, OnUpdateBool, allow_url_fopen, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("allow_url_include", "0", PHP_INI_SYSTEM, OnUpdateBool, allow_url_include, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("enable_post_data_reading", "1", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, enable_post_data_reading, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("realpath_cache_size", "4096K", PHP_INI_SYSTEM, OnUpdateLong, realpath_cache_size_limit, virtual_cwd_globals, cwd_globals)
STD_PHP_INI_ENTRY("realpath_cache_ttl", "120", PHP_INI_SYSTEM, OnUpdateLong, realpath_cache_ttl, virtual_cwd_globals, cwd_globals)
STD_PHP_INI_ENTRY("user_ini.filename", ".user.ini", PHP_INI_SYSTEM, OnUpdateString, user_ini_filename, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("user_ini.cache_ttl", "300", PHP_INI_SYSTEM, OnUpdateLong, user_ini_cache_ttl, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("exit_on_timeout", "0", PHP_INI_ALL, OnUpdateBool, exit_on_timeout, php_core_globals, core_globals)
#ifdef PHP_WIN32
STD_PHP_INI_BOOLEAN("windows.show_crt_warning", "0", PHP_INI_ALL, OnUpdateBool, windows_show_crt_warning, php_core_globals, core_globals)
#endif
PHP_INI_END()
/* }}} */
/* True globals (no need for thread safety */
/* But don't make them a single int bitfield */
static int module_initialized = 0;
static int module_startup = 1;
static int module_shutdown = 0;
/* {{{ php_during_module_startup */
static int php_during_module_startup(void)
{
return module_startup;
}
/* }}} */
/* {{{ php_during_module_shutdown */
static int php_during_module_shutdown(void)
{
return module_shutdown;
}
/* }}} */
/* {{{ php_get_module_initialized
*/
PHPAPI int php_get_module_initialized(void)
{
return module_initialized;
}
/* }}} */
/* {{{ php_log_err
*/
PHPAPI ZEND_COLD void php_log_err(char *log_message)
{
int fd = -1;
time_t error_time;
if (PG(in_error_log)) {
/* prevent recursive invocation */
return;
}
PG(in_error_log) = 1;
/* 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, "%s", log_message);
PG(in_error_log) = 0;
return;
}
#endif
fd = VCWD_OPEN_MODE(PG(error_log), O_CREAT | O_APPEND | O_WRONLY, 0644);
if (fd != -1) {
char *tmp;
size_t len;
zend_string *error_time_str;
time(&error_time);
#ifdef ZTS
if (!php_during_module_startup()) {
error_time_str = php_format_date("d-M-Y H:i:s e", 13, error_time, 1);
} else {
error_time_str = php_format_date("d-M-Y H:i:s e", 13, error_time, 0);
}
#else
error_time_str = php_format_date("d-M-Y H:i:s e", 13, error_time, 1);
#endif
len = spprintf(&tmp, 0, "[%s] %s%s", ZSTR_VAL(error_time_str), log_message, PHP_EOL);
#ifdef PHP_WIN32
php_flock(fd, 2);
/* XXX should eventually write in a loop if len > UINT_MAX */
php_ignore_value(write(fd, tmp, (unsigned)len));
#else
php_ignore_value(write(fd, tmp, len));
#endif
efree(tmp);
zend_string_free(error_time_str);
close(fd);
PG(in_error_log) = 0;
return;
}
}
/* Otherwise fall back to the default logging location, if we have one */
if (sapi_module.log_message) {
sapi_module.log_message(log_message);
}
PG(in_error_log) = 0;
}
/* }}} */
/* {{{ php_write
wrapper for modules to use PHPWRITE */
PHPAPI size_t php_write(void *buf, size_t size)
{
return PHPWRITE(buf, size);
}
/* }}} */
/* {{{ php_printf
*/
PHPAPI size_t php_printf(const char *format, ...)
{
va_list args;
size_t ret;
char *buffer;
size_t size;
va_start(args, format);
size = vspprintf(&buffer, 0, format, args);
ret = PHPWRITE(buffer, size);
efree(buffer);
va_end(args);
return ret;
}
/* }}} */
/* {{{ php_verror */
/* php_verror is called from php_error_docref<n> 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 ZEND_COLD void php_verror(const char *docref, const char *params, int type, const char *format, va_list args)
{
zend_string *replace_buffer = NULL, *replace_origin = NULL;
char *buffer = NULL, *docref_buf = NULL, *target = NULL;
char *docref_target = "", *docref_root = "";
char *p;
int buffer_len = 0;
const char *space = "";
const char *class_name = "";
const char *function;
int origin_len;
char *origin;
char *message;
int is_function = 0;
/* get error text into buffer and escape for html if necessary */
buffer_len = (int)vspprintf(&buffer, 0, format, args);
if (PG(html_errors)) {
replace_buffer = php_escape_html_entities((unsigned char*)buffer, buffer_len, 0, ENT_COMPAT, get_safe_charset_hint());
/* Retry with substituting invalid chars on fail. */
if (!replace_buffer || ZSTR_LEN(replace_buffer) < 1) {
replace_buffer = php_escape_html_entities((unsigned char*)buffer, buffer_len, 0, ENT_COMPAT | ENT_HTML_SUBSTITUTE_ERRORS, get_safe_charset_hint());
}
efree(buffer);
if (replace_buffer) {
buffer = ZSTR_VAL(replace_buffer);
buffer_len = (int)ZSTR_LEN(replace_buffer);
} else {
buffer = "";
buffer_len = 0;
}
}
/* which function caused the problem if any at all */
if (php_during_module_startup()) {
function = "PHP Startup";
} else if (php_during_module_shutdown()) {
function = "PHP Shutdown";
} else if (EG(current_execute_data) &&
EG(current_execute_data)->func &&
ZEND_USER_CODE(EG(current_execute_data)->func->common.type) &&
EG(current_execute_data)->opline &&
EG(current_execute_data)->opline->opcode == ZEND_INCLUDE_OR_EVAL
) {
switch (EG(current_execute_data)->opline->extended_value) {
case ZEND_EVAL:
function = "eval";
is_function = 1;
break;
case ZEND_INCLUDE:
function = "include";
is_function = 1;
break;
case ZEND_INCLUDE_ONCE:
function = "include_once";
is_function = 1;
break;
case ZEND_REQUIRE:
function = "require";
is_function = 1;
break;
case ZEND_REQUIRE_ONCE:
function = "require_once";
is_function = 1;
break;
default:
function = "Unknown";
}
} else {
function = get_active_function_name();
if (!function || !strlen(function)) {
function = "Unknown";
} else {
is_function = 1;
class_name = get_active_class_name(&space);
}
}
/* if we still have memory then format the origin */
if (is_function) {
origin_len = (int)spprintf(&origin, 0, "%s%s%s(%s)", class_name, space, function, params);
} else {
origin_len = (int)spprintf(&origin, 0, "%s", function);
}
if (PG(html_errors)) {
replace_origin = php_escape_html_entities((unsigned char*)origin, origin_len, 0, ENT_COMPAT, get_safe_charset_hint());
efree(origin);
origin = ZSTR_VAL(replace_origin);
}
/* origin and buffer available, so lets come up with the error message */
if (docref && docref[0] == '#') {
docref_target = strchr(docref, '#');
docref = NULL;
}
/* no docref given but function is known (the default) */
if (!docref && is_function) {
int doclen;
while (*function == '_') {
function++;
}
if (space[0] == '\0') {
doclen = (int)spprintf(&docref_buf, 0, "function.%s", function);
} else {
doclen = (int)spprintf(&docref_buf, 0, "%s.%s", class_name, function);
}
while((p = strchr(docref_buf, '_')) != NULL) {
*p = '-';
}
docref = php_strtolower(docref_buf, doclen);
}
/* we have a docref for a function AND
* - we show errors in html mode AND
* - the user wants to see the links
*/
if (docref && is_function && PG(html_errors) && strlen(PG(docref_root))) {
if (strncmp(docref, "http://", 7)) {
/* We don't have 'http://' so we use docref_root */
char *ref; /* temp copy for duplicated docref */
docref_root = PG(docref_root);
ref = estrdup(docref);
if (docref_buf) {
efree(docref_buf);
}
docref_buf = ref;
/* strip of the target if any */
p = strrchr(ref, '#');
if (p) {
target = estrdup(p);
if (target) {
docref_target = target;
*p = '\0';
}
}
/* add the extension if it is set in ini */
if (PG(docref_ext) && strlen(PG(docref_ext))) {
spprintf(&docref_buf, 0, "%s%s", ref, PG(docref_ext));
efree(ref);
}
docref = docref_buf;
}
/* display html formatted or only show the additional links */
if (PG(html_errors)) {
spprintf(&message, 0, "%s [<a href='%s%s%s'>%s</a>]: %s", origin, docref_root, docref, docref_target, docref, buffer);
} else {
spprintf(&message, 0, "%s [%s%s%s]: %s", origin, docref_root, docref, docref_target, buffer);
}
if (target) {
efree(target);
}
} else {
spprintf(&message, 0, "%s: %s", origin, buffer);
}
if (replace_origin) {
zend_string_free(replace_origin);
} else {
efree(origin);
}
if (docref_buf) {
efree(docref_buf);
}
if (PG(track_errors) && module_initialized && EG(valid_symbol_table) &&
(Z_TYPE(EG(user_error_handler)) == IS_UNDEF || !(EG(user_error_handler_error_reporting) & type))) {
zval tmp;
ZVAL_STRINGL(&tmp, buffer, buffer_len);
if (EG(current_execute_data)) {
if (zend_set_local_var_str("php_errormsg", sizeof("php_errormsg")-1, &tmp, 0) == FAILURE) {
zval_ptr_dtor(&tmp);
}
} else {
zend_hash_str_update_ind(&EG(symbol_table), "php_errormsg", sizeof("php_errormsg")-1, &tmp);
}
}
if (replace_buffer) {
zend_string_free(replace_buffer);
} else {
if (buffer_len > 0) {
efree(buffer);
}
}
php_error(type, "%s", message);
efree(message);
}
/* }}} */
/* {{{ php_error_docref0 */
/* See: CODING_STANDARDS for details. */
PHPAPI ZEND_COLD void php_error_docref0(const char *docref, int type, const char *format, ...)
{
va_list args;
va_start(args, format);
php_verror(docref, "", type, format, args);
va_end(args);
}
/* }}} */
/* {{{ php_error_docref1 */
/* See: CODING_STANDARDS for details. */
PHPAPI ZEND_COLD void php_error_docref1(const char *docref, const char *param1, int type, const char *format, ...)
{
va_list args;
va_start(args, format);
php_verror(docref, param1, type, format, args);
va_end(args);
}
/* }}} */
/* {{{ php_error_docref2 */
/* See: CODING_STANDARDS for details. */
PHPAPI ZEND_COLD void php_error_docref2(const char *docref, const char *param1, const char *param2, int type, const char *format, ...)
{
char *params;
va_list args;
spprintf(&params, 0, "%s,%s", param1, param2);
va_start(args, format);
php_verror(docref, params ? params : "...", type, format, args);
va_end(args);
if (params) {
efree(params);
}
}
/* }}} */
#ifdef PHP_WIN32
#define PHP_WIN32_ERROR_MSG_BUFFER_SIZE 512
PHPAPI ZEND_COLD void php_win32_docref2_from_error(DWORD error, const char *param1, const char *param2) {
if (error == 0) {
php_error_docref2(NULL, param1, param2, E_WARNING, "%s", strerror(errno));
} else {
char buf[PHP_WIN32_ERROR_MSG_BUFFER_SIZE + 1];
int buf_len;
FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, error, 0, buf, PHP_WIN32_ERROR_MSG_BUFFER_SIZE, NULL);
buf_len = (int)strlen(buf);
if (buf_len >= 2) {
buf[buf_len - 1] = '\0';
buf[buf_len - 2] = '\0';
}
php_error_docref2(NULL, param1, param2, E_WARNING, "%s (code: %lu)", (char *)buf, error);
}
}
#undef PHP_WIN32_ERROR_MSG_BUFFER_SIZE
#endif
/* {{{ php_html_puts */
PHPAPI void php_html_puts(const char *str, size_t size)
{
zend_html_puts(str, size);
}
/* }}} */
/* {{{ php_error_cb
extended error handling function */
static ZEND_COLD 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;
buffer_len = (int)vspprintf(&buffer, PG(log_errors_max_len), format, args);
/* check for repeated errors to be ignored */
if (PG(ignore_repeated_errors) && PG(last_error_message)) {
/* no check for PG(last_error_file) is needed since it cannot
* be NULL if PG(last_error_message) is not NULL */
if (strcmp(PG(last_error_message), buffer)
|| (!PG(ignore_repeated_source)
&& ((PG(last_error_lineno) != (int)error_lineno)
|| strcmp(PG(last_error_file), error_filename)))) {
display = 1;
} else {
display = 0;
}
} else {
display = 1;
}
/* store the error if it has changed */
if (display) {
if (PG(last_error_message)) {
char *s = PG(last_error_message);
PG(last_error_message) = NULL;
free(s);
}
if (PG(last_error_file)) {
char *s = PG(last_error_file);
PG(last_error_file) = NULL;
free(s);
}
if (!error_filename) {
error_filename = "Unknown";
}
PG(last_error_type) = type;
PG(last_error_message) = strdup(buffer);
PG(last_error_file) = strdup(error_filename);
PG(last_error_lineno) = error_lineno;
}
/* according to error handling mode, suppress error, throw exception or show it */
if (EG(error_handling) != EH_NORMAL) {
switch (type) {
case E_ERROR:
case E_CORE_ERROR:
case E_COMPILE_ERROR:
case E_USER_ERROR:
case E_PARSE:
/* fatal errors are real errors and cannot be made exceptions */
break;
case E_STRICT:
case E_DEPRECATED:
case E_USER_DEPRECATED:
/* for the sake of BC to old damaged code */
break;
case E_NOTICE:
case E_USER_NOTICE:
/* notices are no errors and are not treated as such like E_WARNINGS */
break;
default:
/* throw an exception if we are in EH_THROW mode
* but DO NOT overwrite a pending exception
*/
if (EG(error_handling) == EH_THROW && !EG(exception)) {
zend_throw_error_exception(EG(exception_class), buffer, 0, type);
}
efree(buffer);
return;
}
}
/* 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_RECOVERABLE_ERROR:
error_type_str = "Catchable 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;
case E_STRICT:
error_type_str = "Strict Standards";
break;
case E_DEPRECATED:
case E_USER_DEPRECATED:
error_type_str = "Deprecated";
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) {
syslog(LOG_ALERT, "PHP %s: %s (%s)", error_type_str, buffer, GetCommandLine());
}
#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);
efree(log_buffer);
}
if (PG(display_errors) && ((module_initialized && !PG(during_request_startup)) || (PG(display_startup_errors)))) {
if (PG(xmlrpc_errors)) {
php_printf("<?xml version=\"1.0\"?><methodResponse><fault><value><struct><member><name>faultCode</name><value><int>%pd</int></value></member><member><name>faultString</name><value><string>%s:%s in %s on line %d</string></value></member></struct></value></fault></methodResponse>", 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");
if (PG(html_errors)) {
if (type == E_ERROR || type == E_PARSE) {
zend_string *buf = php_escape_html_entities((unsigned char*)buffer, buffer_len, 0, ENT_COMPAT, get_safe_charset_hint());
php_printf("%s<br />\n<b>%s</b>: %s in <b>%s</b> on line <b>%d</b><br />\n%s", STR_PRINT(prepend_string), error_type_str, ZSTR_VAL(buf), error_filename, error_lineno, STR_PRINT(append_string));
zend_string_free(buf);
} else {
php_printf("%s<br />\n<b>%s</b>: %s in <b>%s</b> on line <b>%d</b><br />\n%s", STR_PRINT(prepend_string), error_type_str, buffer, error_filename, error_lineno, STR_PRINT(append_string));
}
} else {
/* Write CLI/CGI errors to stderr if display_errors = "stderr" */
if ((!strcmp(sapi_module.name, "cli") || !strcmp(sapi_module.name, "cgi")) &&
PG(display_errors) == PHP_DISPLAY_ERRORS_STDERR
) {
fprintf(stderr, "%s: %s in %s on line %u\n", error_type_str, buffer, error_filename, error_lineno);
#ifdef PHP_WIN32
fflush(stderr);
#endif
} else {
php_printf("%s\n%s: %s in %s on line %d\n%s", STR_PRINT(prepend_string), error_type_str, buffer, error_filename, error_lineno, STR_PRINT(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_RECOVERABLE_ERROR:
case E_PARSE:
case E_COMPILE_ERROR:
case E_USER_ERROR:
EG(exit_status) = 255;
if (module_initialized) {
if (!PG(display_errors) &&
!SG(headers_sent) &&
SG(sapi_headers).http_response_code == 200
) {
sapi_header_line ctr = {0};
ctr.line = "HTTP/1.0 500 Internal Server Error";
ctr.line_len = sizeof("HTTP/1.0 500 Internal Server Error") - 1;
sapi_header_op(SAPI_HEADER_REPLACE, &ctr);
}
/* the parser would return 1 (failure), we can bail out nicely */
if (type != E_PARSE) {
/* restore memory limit */
zend_set_memory_limit(PG(memory_limit));
efree(buffer);
zend_objects_store_mark_destructed(&EG(objects_store));
zend_bailout();
return;
}
}
break;
}
/* Log if necessary */
if (!display) {
efree(buffer);
return;
}
if (PG(track_errors) && module_initialized && EG(valid_symbol_table)) {
zval tmp;
ZVAL_STRINGL(&tmp, buffer, buffer_len);
if (EG(current_execute_data)) {
if (zend_set_local_var_str("php_errormsg", sizeof("php_errormsg")-1, &tmp, 0) == FAILURE) {
zval_ptr_dtor(&tmp);
}
} else {
zend_hash_str_update_ind(&EG(symbol_table), "php_errormsg", sizeof("php_errormsg")-1, &tmp);
}
}
efree(buffer);
}
/* }}} */
/* {{{ php_get_current_user
*/
PHPAPI char *php_get_current_user(void)
{
zend_stat_t *pstat;
if (SG(request_info).current_user) {
return SG(request_info).current_user;
}
/* FIXME: I need to have this somehow handled if
USE_SAPI is defined, because cgi will also be
interfaced in USE_SAPI */
pstat = sapi_get_stat();
if (!pstat) {
return "";
} else {
#ifdef PHP_WIN32
char name[256];
DWORD len = sizeof(name)-1;
if (!GetUserName(name, &len)) {
return "";
}
name[len] = '\0';
SG(request_info).current_user_length = len;
SG(request_info).current_user = estrndup(name, len);
return SG(request_info).current_user;
#else
struct passwd *pwd;
#if defined(ZTS) && defined(HAVE_GETPWUID_R) && defined(_SC_GETPW_R_SIZE_MAX)
struct passwd _pw;
struct passwd *retpwptr = NULL;
int pwbuflen = sysconf(_SC_GETPW_R_SIZE_MAX);
char *pwbuf;
if (pwbuflen < 1) {
return "";
}
pwbuf = emalloc(pwbuflen);
if (getpwuid_r(pstat->st_uid, &_pw, pwbuf, pwbuflen, &retpwptr) != 0) {
efree(pwbuf);
return "";
}
if (retpwptr == NULL) {
efree(pwbuf);
return "";
}
pwd = &_pw;
#else
if ((pwd=getpwuid(pstat->st_uid))==NULL) {
return "";
}
#endif
SG(request_info).current_user_length = strlen(pwd->pw_name);
SG(request_info).current_user = estrndup(pwd->pw_name, SG(request_info).current_user_length);
#if defined(ZTS) && defined(HAVE_GETPWUID_R) && defined(_SC_GETPW_R_SIZE_MAX)
efree(pwbuf);
#endif
return SG(request_info).current_user;
#endif
}
}
/* }}} */
/* {{{ proto bool set_time_limit(int seconds)
Sets the maximum time a script can run */
PHP_FUNCTION(set_time_limit)
{
zend_long new_timeout;
char *new_timeout_str;
int new_timeout_strlen;
zend_string *key;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &new_timeout) == FAILURE) {
return;
}
new_timeout_strlen = (int)zend_spprintf(&new_timeout_str, 0, ZEND_LONG_FMT, new_timeout);
key = zend_string_init("max_execution_time", sizeof("max_execution_time")-1, 0);
if (zend_alter_ini_entry_chars_ex(key, new_timeout_str, new_timeout_strlen, PHP_INI_USER, PHP_INI_STAGE_RUNTIME, 0) == SUCCESS) {
RETVAL_TRUE;
} else {
RETVAL_FALSE;
}
zend_string_release(key);
efree(new_timeout_str);
}
/* }}} */
/* {{{ php_fopen_wrapper_for_zend
*/
static FILE *php_fopen_wrapper_for_zend(const char *filename, zend_string **opened_path)
{
return php_stream_open_wrapper_as_file((char *)filename, "rb", USE_PATH|IGNORE_URL_WIN|REPORT_ERRORS|STREAM_OPEN_FOR_INCLUDE, opened_path);
}
/* }}} */
static void php_zend_stream_closer(void *handle) /* {{{ */
{
php_stream_close((php_stream*)handle);
}
/* }}} */
static void php_zend_stream_mmap_closer(void *handle) /* {{{ */
{
php_stream_mmap_unmap((php_stream*)handle);
php_zend_stream_closer(handle);
}
/* }}} */
static size_t php_zend_stream_fsizer(void *handle) /* {{{ */
{
php_stream_statbuf ssb;
if (php_stream_stat((php_stream*)handle, &ssb) == 0) {
return ssb.sb.st_size;
}
return 0;
}
/* }}} */
static int php_stream_open_for_zend(const char *filename, zend_file_handle *handle) /* {{{ */
{
return php_stream_open_for_zend_ex(filename, handle, USE_PATH|REPORT_ERRORS|STREAM_OPEN_FOR_INCLUDE);
}
/* }}} */
PHPAPI int php_stream_open_for_zend_ex(const char *filename, zend_file_handle *handle, int mode) /* {{{ */
{
char *p;
size_t len, mapped_len;
php_stream *stream = php_stream_open_wrapper((char *)filename, "rb", mode, &handle->opened_path);
if (stream) {
#if HAVE_MMAP || defined(PHP_WIN32)
size_t page_size = REAL_PAGE_SIZE;
#endif
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.fsizer = php_zend_stream_fsizer;
handle->handle.stream.isatty = 0;
/* can we mmap immediately? */
memset(&handle->handle.stream.mmap, 0, sizeof(handle->handle.stream.mmap));
len = php_zend_stream_fsizer(stream);
if (len != 0
#if HAVE_MMAP || defined(PHP_WIN32)
&& ((len - 1) % page_size) <= page_size - ZEND_MMAP_AHEAD
#endif
&& php_stream_mmap_possible(stream)
&& (p = php_stream_mmap_range(stream, 0, len, PHP_STREAM_MAP_MODE_SHARED_READONLY, &mapped_len)) != NULL) {
handle->handle.stream.closer = php_zend_stream_mmap_closer;
handle->handle.stream.mmap.buf = p;
handle->handle.stream.mmap.len = mapped_len;
handle->type = ZEND_HANDLE_MAPPED;
} else {
handle->handle.stream.closer = php_zend_stream_closer;
handle->type = ZEND_HANDLE_STREAM;
}
/* suppress warning if this stream is not explicitly closed */
php_stream_auto_cleanup(stream);
return SUCCESS;
}
return FAILURE;
}
/* }}} */
static zend_string *php_resolve_path_for_zend(const char *filename, int filename_len) /* {{{ */
{
return php_resolve_path(filename, filename_len, PG(include_path));
}
/* }}} */
/* {{{ php_get_configuration_directive_for_zend
*/
static zval *php_get_configuration_directive_for_zend(zend_string *name)
{
return cfg_get_entry_ex(name);
}
/* }}} */
/* {{{ php_free_request_globals
*/
static void php_free_request_globals(void)
{
if (PG(last_error_message)) {
free(PG(last_error_message));
PG(last_error_message) = NULL;
}
if (PG(last_error_file)) {
free(PG(last_error_file));
PG(last_error_file) = NULL;
}
if (PG(php_sys_temp_dir)) {
efree(PG(php_sys_temp_dir));
PG(php_sys_temp_dir) = NULL;
}
}
/* }}} */
/* {{{ php_message_handler_for_zend
*/
static ZEND_COLD void php_message_handler_for_zend(zend_long message, const void *data)
{
switch (message) {
case ZMSG_FAILED_INCLUDE_FOPEN:
php_error_docref("function.include", 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:
php_error_docref("function.require", 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_docref(NULL, E_WARNING, "Failed opening '%s' for highlighting", php_strip_url_passwd((char *) data));
break;
case ZMSG_MEMORY_LEAK_DETECTED:
case ZMSG_MEMORY_LEAK_REPEATED:
#if ZEND_DEBUG
if (EG(error_reporting) & E_WARNING) {
char memory_leak_buf[1024];
if (message==ZMSG_MEMORY_LEAK_DETECTED) {
zend_leak_info *t = (zend_leak_info *) data;
snprintf(memory_leak_buf, 512, "%s(%d) : Freeing 0x%.8lX (%zu bytes), script=%s\n", t->filename, t->lineno, (zend_uintptr_t)t->addr, 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);
strlcat(memory_leak_buf, relay_buf, sizeof(memory_leak_buf));
}
} else {
unsigned long leak_count = (zend_uintptr_t) 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_MEMORY_LEAKS_GRAND_TOTAL:
#if ZEND_DEBUG
if (EG(error_reporting) & E_WARNING) {
char memory_leak_buf[512];
snprintf(memory_leak_buf, 512, "=== Total %d memory leaks detected ===\n", *((uint32_t *) data));
# 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];
char memory_leak_buf[4096];
time(&curtime);
ta = php_localtime_r(&curtime, &tmbuf);
datetime_str = php_asctime_r(ta, asctimebuf);
if (datetime_str) {
datetime_str[strlen(datetime_str)-1]=0; /* get rid of the trailing newline */
snprintf(memory_leak_buf, sizeof(memory_leak_buf), "[%s] Script: '%s'\n", datetime_str, SAFE_FILENAME(SG(request_info).path_translated));
} else {
snprintf(memory_leak_buf, sizeof(memory_leak_buf), "[null] Script: '%s'\n", SAFE_FILENAME(SG(request_info).path_translated));
}
# if defined(PHP_WIN32)
OutputDebugString(memory_leak_buf);
# else
fprintf(stderr, "%s", memory_leak_buf);
# endif
}
break;
}
}
/* }}} */
void php_on_timeout(int seconds)
{
PG(connection_status) |= PHP_CONNECTION_TIMEOUT;
zend_set_timeout(EG(timeout_seconds), 1);
if(PG(exit_on_timeout)) sapi_terminate_process();
}
#if PHP_SIGCHILD
/* {{{ sigchld_handler
*/
static void sigchld_handler(int apar)
{
int errno_save = errno;
while (waitpid(-1, NULL, WNOHANG) > 0);
signal(SIGCHLD, sigchld_handler);
errno = errno_save;
}
/* }}} */
#endif
/* {{{ php_start_sapi()
*/
static int php_start_sapi(void)
{
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();
zend_set_timeout(EG(timeout_seconds), 1);
zend_activate_modules();
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(void)
{
int retval = SUCCESS;
#ifdef HAVE_DTRACE
DTRACE_REQUEST_STARTUP(SAFE_FILENAME(SG(request_info).path_translated), SAFE_FILENAME(SG(request_info).request_uri), (char *)SAFE_FILENAME(SG(request_info).request_method));
#endif /* HAVE_DTRACE */
#ifdef PHP_WIN32
# if defined(ZTS)
_configthreadlocale(_ENABLE_PER_THREAD_LOCALE);
# endif
PG(com_initialized) = 0;
#endif
#if PHP_SIGCHILD
signal(SIGCHLD, sigchld_handler);
#endif
zend_try {
PG(in_error_log) = 0;
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;
PG(in_user_include) = 0;
zend_activate();
sapi_activate();
#ifdef ZEND_SIGNALS
zend_signal_activate();
#endif
if (PG(max_input_time) == -1) {
zend_set_timeout(EG(timeout_seconds), 1);
} else {
zend_set_timeout(PG(max_input_time), 1);
}
/* Disable realpath cache if an open_basedir is set */
if (PG(open_basedir) && *PG(open_basedir)) {
CWDG(realpath_cache_size_limit) = 0;
}
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 oh;
ZVAL_STRING(&oh, PG(output_handler));
php_output_start_user(&oh, 0, PHP_OUTPUT_HANDLER_STDFLAGS);
zval_ptr_dtor(&oh);
} else if (PG(output_buffering)) {
php_output_start_user(NULL, PG(output_buffering) > 1 ? PG(output_buffering) : 0, PHP_OUTPUT_HANDLER_STDFLAGS);
} else if (PG(implicit_flush)) {
php_output_set_implicit_flush(1);
}
/* We turn this off in php_execute_script() */
/* PG(during_request_startup) = 0; */
php_hash_environment();
zend_activate_modules();
PG(modules_activated)=1;
} zend_catch {
retval = FAILURE;
} zend_end_try();
SG(sapi_started) = 1;
return retval;
}
# else
int php_request_startup(void)
{
int retval = SUCCESS;
#if PHP_SIGCHILD
signal(SIGCHLD, sigchld_handler);
#endif
if (php_start_sapi() == FAILURE) {
return FAILURE;
}
php_output_activate();
sapi_activate();
php_hash_environment();
zend_try {
PG(during_request_startup) = 1;
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(void)
{
int retval = SUCCESS;
#if PHP_SIGCHLD
signal(SIGCHLD, sigchld_handler);
#endif
if (php_start_sapi() == FAILURE) {
return FAILURE;
}
php_output_activate();
sapi_activate_headers_only();
php_hash_environment();
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);
zend_interned_strings_restore();
}
/* }}} */
/* {{{ php_request_shutdown_for_hook
*/
void php_request_shutdown_for_hook(void *dummy)
{
if (PG(modules_activated)) zend_try {
php_call_shutdown_functions();
} zend_end_try();
if (PG(modules_activated)) {
zend_deactivate_modules();
}
if (PG(modules_activated)) {
php_free_shutdown_functions();
}
zend_try {
zend_unset_timeout();
} zend_end_try();
zend_try {
int i;
for (i = 0; i < NUM_TRACK_VARS; i++) {
zval_ptr_dtor(&PG(http_globals)[i]);
}
} zend_end_try();
zend_deactivate();
zend_try {
sapi_deactivate();
} zend_end_try();
zend_try {
php_shutdown_stream_hashes();
} zend_end_try();
zend_try {
shutdown_memory_manager(CG(unclean_shutdown), 0);
} zend_end_try();
zend_interned_strings_restore();
#ifdef ZEND_SIGNALS
zend_try {
zend_signal_deactivate();
} zend_end_try();
#endif
}
/* }}} */
/* {{{ php_request_shutdown
*/
void php_request_shutdown(void *dummy)
{
zend_bool report_memleaks;
report_memleaks = PG(report_memleaks);
/* EG(current_execute_data) points into nirvana and therefore cannot be safely accessed
* inside zend_executor callback functions.
*/
EG(current_execute_data) = NULL;
php_deactivate_ticks();
/* 1. Call all possible shutdown functions registered with register_shutdown_function() */
if (PG(modules_activated)) zend_try {
php_call_shutdown_functions();
} zend_end_try();
/* 2. Call all possible __destruct() functions */
zend_try {
zend_call_destructors();
} zend_end_try();
/* 3. Flush all output buffers */
zend_try {
zend_bool send_buffer = SG(request_info).headers_only ? 0 : 1;
if (CG(unclean_shutdown) && PG(last_error_type) == E_ERROR &&
(size_t)PG(memory_limit) < zend_memory_usage(1)
) {
send_buffer = 0;
}
if (!send_buffer) {
php_output_discard_all();
} else {
php_output_end_all();
}
} zend_end_try();
/* 4. Reset max_execution_time (no longer executing php code after response sent) */
zend_try {
zend_unset_timeout();
} zend_end_try();
/* 5. Call all extensions RSHUTDOWN functions */
if (PG(modules_activated)) {
zend_deactivate_modules();
}
/* 6. Shutdown output layer (send the set HTTP headers, cleanup output handlers, etc.) */
zend_try {
php_output_deactivate();
} zend_end_try();
/* 7. Free shutdown functions */
if (PG(modules_activated)) {
php_free_shutdown_functions();
}
/* 8. Destroy super-globals */
zend_try {
int i;
for (i=0; i<NUM_TRACK_VARS; i++) {
zval_ptr_dtor(&PG(http_globals)[i]);
}
} zend_end_try();
/* 9. free request-bound globals */
php_free_request_globals();
/* 10. Shutdown scanner/executor/compiler and restore ini entries */
zend_deactivate();
/* 11. Call all extensions post-RSHUTDOWN functions */
zend_try {
zend_post_deactivate_modules();
} zend_end_try();
/* 12. SAPI related shutdown (free stuff) */
zend_try {
sapi_deactivate();
} zend_end_try();
/* 13. free virtual CWD memory */
virtual_cwd_deactivate();
/* 14. Destroy stream hashes */
zend_try {
php_shutdown_stream_hashes();
} zend_end_try();
/* 15. Free Willy (here be crashes) */
zend_interned_strings_restore();
zend_try {
shutdown_memory_manager(CG(unclean_shutdown) || !report_memleaks, 0);
} zend_end_try();
/* 16. Reset max_execution_time */
zend_try {
zend_unset_timeout();
} zend_end_try();
#ifdef PHP_WIN32
if (PG(com_initialized)) {
CoUninitialize();
PG(com_initialized) = 0;
}
#endif
#ifdef HAVE_DTRACE
DTRACE_REQUEST_SHUTDOWN(SAFE_FILENAME(SG(request_info).path_translated), SAFE_FILENAME(SG(request_info).request_uri), (char *)SAFE_FILENAME(SG(request_info).request_method));
#endif /* HAVE_DTRACE */
}
/* }}} */
/* {{{ php_com_initialize
*/
PHPAPI void php_com_initialize(void)
{
#ifdef PHP_WIN32
if (!PG(com_initialized)) {
if (CoInitialize(NULL) == S_OK) {
PG(com_initialized) = 1;
}
}
#endif
}
/* }}} */
/* {{{ php_output_wrapper
*/
static size_t php_output_wrapper(const char *str, size_t str_length)
{
return php_output_write(str, str_length);
}
/* }}} */
#ifdef ZTS
/* {{{ core_globals_ctor
*/
static void core_globals_ctor(php_core_globals *core_globals)
{
memset(core_globals, 0, sizeof(*core_globals));
}
/* }}} */
#endif
/* {{{ core_globals_dtor
*/
static void core_globals_dtor(php_core_globals *core_globals)
{
if (core_globals->last_error_message) {
free(core_globals->last_error_message);
}
if (core_globals->last_error_file) {
free(core_globals->last_error_file);
}
if (core_globals->disable_functions) {
free(core_globals->disable_functions);
}
if (core_globals->disable_classes) {
free(core_globals->disable_classes);
}
if (core_globals->php_binary) {
free(core_globals->php_binary);
}
php_shutdown_ticks();
}
/* }}} */
PHP_MINFO_FUNCTION(php_core) { /* {{{ */
php_info_print_table_start();
php_info_print_table_row(2, "PHP Version", PHP_VERSION);
php_info_print_table_end();
DISPLAY_INI_ENTRIES();
}
/* }}} */
/* {{{ php_register_extensions
*/
int php_register_extensions(zend_module_entry **ptr, int count)
{
zend_module_entry **end = ptr + count;
while (ptr < end) {
if (*ptr) {
if (zend_register_internal_module(*ptr)==NULL) {
return FAILURE;
}
}
ptr++;
}
return SUCCESS;
}
/* A very long time ago php_module_startup() was refactored in a way
* which broke calling it with more than one additional module.
* This alternative to php_register_extensions() works around that
* by walking the shallower structure.
*
* See algo: https://bugs.php.net/bug.php?id=63159
*/
static int php_register_extensions_bc(zend_module_entry *ptr, int count)
{
while (count--) {
if (zend_register_internal_module(ptr++) == NULL) {
return FAILURE;
}
}
return SUCCESS;
}
/* }}} */
#ifdef PHP_WIN32
static _invalid_parameter_handler old_invalid_parameter_handler;
void dummy_invalid_parameter_handler(
const wchar_t *expression,
const wchar_t *function,
const wchar_t *file,
unsigned int line,
uintptr_t pEwserved)
{
static int called = 0;
char buf[1024];
int len;
if (!called) {
if(PG(windows_show_crt_warning)) {
called = 1;
if (function) {
if (file) {
len = _snprintf(buf, sizeof(buf)-1, "Invalid parameter detected in CRT function '%ws' (%ws:%u)", function, file, line);
} else {
len = _snprintf(buf, sizeof(buf)-1, "Invalid parameter detected in CRT function '%ws'", function);
}
} else {
len = _snprintf(buf, sizeof(buf)-1, "Invalid CRT parameter detected (function not known)");
}
zend_error(E_WARNING, "%s", buf);
called = 0;
}
}
}
#endif
/* {{{ php_module_startup
*/
int php_module_startup(sapi_module_struct *sf, zend_module_entry *additional_modules, uint num_additional_modules)
{
zend_utility_functions zuf;
zend_utility_values zuv;
int retval = SUCCESS, module_number=0; /* for REGISTER_INI_ENTRIES() */
char *php_os;
zend_module_entry *module;
#if defined(PHP_WIN32) || (defined(NETWARE) && defined(USE_WINSOCK))
WORD wVersionRequested = MAKEWORD(2, 0);
WSADATA wsaData;
#endif
#ifdef PHP_WIN32
php_os = "WINNT";
old_invalid_parameter_handler =
_set_invalid_parameter_handler(dummy_invalid_parameter_handler);
if (old_invalid_parameter_handler != NULL) {
_set_invalid_parameter_handler(old_invalid_parameter_handler);
}
/* Disable the message box for assertions.*/
_CrtSetReportMode(_CRT_ASSERT, 0);
#else
php_os = PHP_OS;
#endif
#ifdef ZTS
(void)ts_resource(0);
#endif
#ifdef PHP_WIN32
php_win32_init_rng_lock();
#endif
module_shutdown = 0;
module_startup = 1;
sapi_initialize_empty_request();
sapi_activate();
if (module_initialized) {
return SUCCESS;
}
sapi_module = *sf;
php_output_startup();
#ifdef ZTS
ts_allocate_id(&core_globals_id, sizeof(php_core_globals), (ts_allocate_ctor) core_globals_ctor, (ts_allocate_dtor) core_globals_dtor);
php_startup_ticks();
#ifdef PHP_WIN32
ts_allocate_id(&php_win32_core_globals_id, sizeof(php_win32_core_globals), (ts_allocate_ctor) php_win32_core_globals_ctor, (ts_allocate_dtor) php_win32_core_globals_dtor);
#endif
#else
memset(&core_globals, 0, sizeof(core_globals));
php_startup_ticks();
#endif
gc_globals_ctor();
zuf.error_function = php_error_cb;
zuf.printf_function = php_printf;
zuf.write_function = php_output_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;
zuf.on_timeout = php_on_timeout;
zuf.stream_open_function = php_stream_open_for_zend;
zuf.vspprintf_function = vspprintf;
zuf.vstrpprintf_function = vstrpprintf;
zuf.getenv_function = sapi_getenv;
zuf.resolve_path_function = php_resolve_path_for_zend;
zend_startup(&zuf, NULL);
#if HAVE_SETLOCALE
setlocale(LC_CTYPE, "");
zend_update_current_locale();
#endif
#if HAVE_TZSET
tzset();
#endif
#if defined(PHP_WIN32) || (defined(NETWARE) && defined(USE_WINSOCK))
/* 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);
/* Register constants */
REGISTER_MAIN_STRINGL_CONSTANT("PHP_VERSION", PHP_VERSION, sizeof(PHP_VERSION)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_MAJOR_VERSION", PHP_MAJOR_VERSION, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_MINOR_VERSION", PHP_MINOR_VERSION, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_RELEASE_VERSION", PHP_RELEASE_VERSION, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_EXTRA_VERSION", PHP_EXTRA_VERSION, sizeof(PHP_EXTRA_VERSION) - 1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_VERSION_ID", PHP_VERSION_ID, CONST_PERSISTENT | CONST_CS);
#ifdef ZTS
REGISTER_MAIN_LONG_CONSTANT("PHP_ZTS", 1, CONST_PERSISTENT | CONST_CS);
#else
REGISTER_MAIN_LONG_CONSTANT("PHP_ZTS", 0, CONST_PERSISTENT | CONST_CS);
#endif
REGISTER_MAIN_LONG_CONSTANT("PHP_DEBUG", PHP_DEBUG, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_OS", php_os, strlen(php_os), CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_SAPI", sapi_module.name, strlen(sapi_module.name), 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_PREFIX", PHP_PREFIX, sizeof(PHP_PREFIX)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_BINDIR", PHP_BINDIR, sizeof(PHP_BINDIR)-1, CONST_PERSISTENT | CONST_CS);
#ifndef PHP_WIN32
REGISTER_MAIN_STRINGL_CONSTANT("PHP_MANDIR", PHP_MANDIR, sizeof(PHP_MANDIR)-1, CONST_PERSISTENT | CONST_CS);
#endif
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, strlen(PHP_CONFIG_FILE_PATH), CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_CONFIG_FILE_SCAN_DIR", PHP_CONFIG_FILE_SCAN_DIR, sizeof(PHP_CONFIG_FILE_SCAN_DIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_SHLIB_SUFFIX", PHP_SHLIB_SUFFIX, sizeof(PHP_SHLIB_SUFFIX)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_EOL", PHP_EOL, sizeof(PHP_EOL)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_MAXPATHLEN", MAXPATHLEN, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_INT_MAX", ZEND_LONG_MAX, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_INT_MIN", ZEND_LONG_MIN, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_INT_SIZE", SIZEOF_ZEND_LONG, CONST_PERSISTENT | CONST_CS);
#ifdef PHP_WIN32
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_VERSION_MAJOR", EG(windows_version_info).dwMajorVersion, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_VERSION_MINOR", EG(windows_version_info).dwMinorVersion, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_VERSION_BUILD", EG(windows_version_info).dwBuildNumber, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_VERSION_PLATFORM", EG(windows_version_info).dwPlatformId, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_VERSION_SP_MAJOR", EG(windows_version_info).wServicePackMajor, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_VERSION_SP_MINOR", EG(windows_version_info).wServicePackMinor, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_VERSION_SUITEMASK", EG(windows_version_info).wSuiteMask, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_VERSION_PRODUCTTYPE", EG(windows_version_info).wProductType, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_NT_DOMAIN_CONTROLLER", VER_NT_DOMAIN_CONTROLLER, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_NT_SERVER", VER_NT_SERVER, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_LONG_CONSTANT("PHP_WINDOWS_NT_WORKSTATION", VER_NT_WORKSTATION, CONST_PERSISTENT | CONST_CS);
#endif
php_binary_init();
if (PG(php_binary)) {
REGISTER_MAIN_STRINGL_CONSTANT("PHP_BINARY", PG(php_binary), strlen(PG(php_binary)), CONST_PERSISTENT | CONST_CS);
} else {
REGISTER_MAIN_STRINGL_CONSTANT("PHP_BINARY", "", 0, CONST_PERSISTENT | CONST_CS);
}
php_output_register_constants();
php_rfc1867_register_constants();
/* 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() == FAILURE) {
return FAILURE;
}
/* Register PHP core ini entries */
REGISTER_INI_ENTRIES();
/* Register Zend ini entries */
zend_register_standard_ini_entries();
/* Disable realpath cache if an open_basedir is set */
if (PG(open_basedir) && *PG(open_basedir)) {
CWDG(realpath_cache_size_limit) = 0;
}
/* initialize stream wrappers registry
* (this uses configuration parameters from php.ini)
*/
if (php_init_stream_wrappers(module_number) == FAILURE) {
php_printf("PHP: Unable to initialize stream url wrappers.\n");
return FAILURE;
}
zuv.html_errors = 1;
zuv.import_use_extension = ".php";
zuv.import_use_extension_length = (uint)strlen(zuv.import_use_extension);
php_startup_auto_globals();
zend_set_utility_values(&zuv);
php_startup_sapi_content_types();
/* startup extensions statically compiled in */
if (php_register_internal_extensions_func() == FAILURE) {
php_printf("Unable to start builtin modules\n");
return FAILURE;
}
/* start additional PHP extensions */
php_register_extensions_bc(additional_modules, num_additional_modules);
/* load and startup extensions compiled as shared objects (aka DLLs)
as requested by php.ini entries
these 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_register_extensions();
zend_startup_modules();
/* start Zend extensions */
zend_startup_extensions();
zend_collect_module_handlers();
/* register additional functions */
if (sapi_module.additional_functions) {
if ((module = zend_hash_str_find_ptr(&module_registry, "standard", sizeof("standard")-1)) != NULL) {
EG(current_module) = module;
zend_register_functions(NULL, sapi_module.additional_functions, NULL, MODULE_PERSISTENT);
EG(current_module) = NULL;
}
}
/* disable certain classes and functions as requested by php.ini */
php_disable_functions();
php_disable_classes();
/* make core report what it should */
if ((module = zend_hash_str_find_ptr(&module_registry, "core", sizeof("core")-1)) != NULL) {
module->version = PHP_VERSION;
module->info_func = PHP_MINFO(php_core);
}
zend_post_startup();
module_initialized = 1;
/* Check for deprecated directives */
/* NOTE: If you add anything here, remember to add it to Makefile.global! */
{
struct {
const long error_level;
const char *phrase;
const char *directives[17]; /* Remember to change this if the number of directives change */
} directives[2] = {
{
E_DEPRECATED,
"Directive '%s' is deprecated in PHP 5.3 and greater",
{
NULL
}
},
{
E_CORE_ERROR,
"Directive '%s' is no longer available in PHP",
{
"allow_call_time_pass_reference",
"asp_tags",
"define_syslog_variables",
"highlight.bg",
"magic_quotes_gpc",
"magic_quotes_runtime",
"magic_quotes_sybase",
"register_globals",
"register_long_arrays",
"safe_mode",
"safe_mode_gid",
"safe_mode_include_dir",
"safe_mode_exec_dir",
"safe_mode_allowed_env_vars",
"safe_mode_protected_env_vars",
"zend.ze1_compatibility_mode",
NULL
}
}
};
unsigned int i;
zend_try {
/* 2 = Count of deprecation structs */
for (i = 0; i < 2; i++) {
const char **p = directives[i].directives;
while(*p) {
zend_long value;
if (cfg_get_long((char*)*p, &value) == SUCCESS && value) {
zend_error(directives[i].error_level, directives[i].phrase, *p);
}
++p;
}
}
} zend_catch {
retval = FAILURE;
} zend_end_try();
}
sapi_deactivate();
module_startup = 0;
shutdown_memory_manager(1, 0);
zend_interned_strings_snapshot();
virtual_cwd_activate();
/* we're done */
return retval;
}
/* }}} */
void php_module_shutdown_for_exec(void)
{
/* 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(void)
{
int module_number=0; /* for UNREGISTER_INI_ENTRIES() */
module_shutdown = 1;
if (!module_initialized) {
return;
}
#ifdef ZTS
ts_free_worker_threads();
#endif
#if defined(PHP_WIN32) || (defined(NETWARE) && defined(USE_WINSOCK))
/*close winsock */
WSACleanup();
#endif
#ifdef PHP_WIN32
php_win32_free_rng_lock();
#endif
sapi_flush();
zend_shutdown();
/* Destroys filter & transport registries too */
php_shutdown_stream_wrappers(module_number);
UNREGISTER_INI_ENTRIES();
/* close down the ini config */
php_shutdown_config();
#ifndef ZTS
zend_ini_shutdown();
shutdown_memory_manager(CG(unclean_shutdown), 1);
#else
zend_ini_global_shutdown();
#endif
php_output_shutdown();
module_initialized = 0;
#ifndef ZTS
core_globals_dtor(&core_globals);
gc_globals_dtor();
#else
ts_free_id(core_globals_id);
#endif
#ifdef PHP_WIN32
if (old_invalid_parameter_handler == NULL) {
_set_invalid_parameter_handler(old_invalid_parameter_handler);
}
#endif
}
/* }}} */
/* {{{ php_execute_script
*/
PHPAPI int php_execute_script(zend_file_handle *primary_file)
{
zend_file_handle *prepend_file_p, *append_file_p;
zend_file_handle prepend_file = {{0}, NULL, NULL, 0, 0}, append_file = {{0}, NULL, NULL, 0, 0};
#if HAVE_BROKEN_GETCWD
volatile int old_cwd_fd = -1;
#else
char *old_cwd;
ALLOCA_FLAG(use_heap)
#endif
int retval = 0;
EG(exit_status) = 0;
#ifndef HAVE_BROKEN_GETCWD
# define OLD_CWD_SIZE 4096
old_cwd = do_alloca(OLD_CWD_SIZE, use_heap);
old_cwd[0] = '\0';
#endif
zend_try {
char realfile[MAXPATHLEN];
#ifdef PHP_WIN32
if(primary_file->filename) {
UpdateIniFromRegistry((char*)primary_file->filename);
}
#endif
PG(during_request_startup) = 0;
if (primary_file->filename && !(SG(options) & SAPI_OPTION_NO_CHDIR)) {
#if HAVE_BROKEN_GETCWD
/* this looks nasty to me */
old_cwd_fd = open(".", 0);
#else
php_ignore_value(VCWD_GETCWD(old_cwd, OLD_CWD_SIZE-1));
#endif
VCWD_CHDIR_FILE(primary_file->filename);
}
/* Only lookup the real file path and add it to the included_files list if already opened
* otherwise it will get opened and added to the included_files list in zend_execute_scripts
*/
if (primary_file->filename &&
(primary_file->filename[0] != '-' || primary_file->filename[1] != 0) &&
primary_file->opened_path == NULL &&
primary_file->type != ZEND_HANDLE_FILENAME
) {
if (expand_filepath(primary_file->filename, realfile)) {
primary_file->opened_path = zend_string_init(realfile, strlen(realfile), 0);
zend_hash_add_empty_element(&EG(included_files), primary_file->opened_path);
}
}
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 (PG(max_input_time) != -1) {
#ifdef PHP_WIN32
zend_unset_timeout();
#endif
zend_set_timeout(INI_INT("max_execution_time"), 0);
}
/*
If cli primary file has shabang line and there is a prepend file,
the `start_lineno` will be used by prepend file but not primary file,
save it and restore after prepend file been executed.
*/
if (CG(start_lineno) && prepend_file_p) {
int orig_start_lineno = CG(start_lineno);
CG(start_lineno) = 0;
if (zend_execute_scripts(ZEND_REQUIRE, NULL, 1, prepend_file_p) == SUCCESS) {
CG(start_lineno) = orig_start_lineno;
retval = (zend_execute_scripts(ZEND_REQUIRE, NULL, 2, primary_file, append_file_p) == SUCCESS);
}
} else {
retval = (zend_execute_scripts(ZEND_REQUIRE, NULL, 3, prepend_file_p, primary_file, append_file_p) == SUCCESS);
}
} zend_end_try();
if (EG(exception)) {
zend_try {
zend_exception_error(EG(exception), E_ERROR);
} zend_end_try();
}
#if HAVE_BROKEN_GETCWD
if (old_cwd_fd != -1) {
fchdir(old_cwd_fd);
close(old_cwd_fd);
}
#else
if (old_cwd[0] != '\0') {
php_ignore_value(VCWD_CHDIR(old_cwd));
}
free_alloca(old_cwd, use_heap);
#endif
return retval;
}
/* }}} */
/* {{{ php_execute_simple_script
*/
PHPAPI int php_execute_simple_script(zend_file_handle *primary_file, zval *ret)
{
char *old_cwd;
ALLOCA_FLAG(use_heap)
EG(exit_status) = 0;
#define OLD_CWD_SIZE 4096
old_cwd = do_alloca(OLD_CWD_SIZE, use_heap);
old_cwd[0] = '\0';
zend_try {
#ifdef PHP_WIN32
if(primary_file->filename) {
UpdateIniFromRegistry((char*)primary_file->filename);
}
#endif
PG(during_request_startup) = 0;
if (primary_file->filename && !(SG(options) & SAPI_OPTION_NO_CHDIR)) {
php_ignore_value(VCWD_GETCWD(old_cwd, OLD_CWD_SIZE-1));
VCWD_CHDIR_FILE(primary_file->filename);
}
zend_execute_scripts(ZEND_REQUIRE, ret, 1, primary_file);
} zend_end_try();
if (old_cwd[0] != '\0') {
php_ignore_value(VCWD_CHDIR(old_cwd));
}
free_alloca(old_cwd, use_heap);
return EG(exit_status);
}
/* }}} */
/* {{{ php_handle_aborted_connection
*/
PHPAPI void php_handle_aborted_connection(void)
{
PG(connection_status) = PHP_CONNECTION_ABORTED;
php_output_set_status(PHP_OUTPUT_DISABLED);
if (!PG(ignore_user_abort)) {
zend_bailout();
}
}
/* }}} */
/* {{{ php_handle_auth_data
*/
PHPAPI int php_handle_auth_data(const char *auth)
{
int ret = -1;
if (auth && auth[0] != '\0' && strncmp(auth, "Basic ", 6) == 0) {
char *pass;
zend_string *user;
user = php_base64_decode((const unsigned char*)auth + 6, strlen(auth) - 6);
if (user) {
pass = strchr(ZSTR_VAL(user), ':');
if (pass) {
*pass++ = '\0';
SG(request_info).auth_user = estrndup(ZSTR_VAL(user), ZSTR_LEN(user));
SG(request_info).auth_password = estrdup(pass);
ret = 0;
}
zend_string_free(user);
}
}
if (ret == -1) {
SG(request_info).auth_user = SG(request_info).auth_password = NULL;
} else {
SG(request_info).auth_digest = NULL;
}
if (ret == -1 && auth && auth[0] != '\0' && strncmp(auth, "Digest ", 7) == 0) {
SG(request_info).auth_digest = estrdup(auth + 7);
ret = 0;
}
if (ret == -1) {
SG(request_info).auth_digest = NULL;
}
return ret;
}
/* }}} */
/* {{{ php_lint_script
*/
PHPAPI int php_lint_script(zend_file_handle *file)
{
zend_op_array *op_array;
int retval = FAILURE;
zend_try {
op_array = zend_compile_file(file, ZEND_INCLUDE);
zend_destroy_file_handle(file);
if (op_array) {
destroy_op_array(op_array);
efree(op_array);
retval = SUCCESS;
}
} zend_end_try();
if (EG(exception)) {
zend_exception_error(EG(exception), E_ERROR);
}
return retval;
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
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