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php-src/main/main.c
Arnaud Le Blanc ff58a7f624
Merge branch 'PHP-8.3' 
* PHP-8.3:
  [ci skip] NEWS for GH-13922
  [ci skip] NEWS for GH-13922
  Support sysconf(_SC_GETPW_R_SIZE_MAX) == -1 (#13922)
2024-06-24 19:57:28 +02:00

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/*
+----------------------------------------------------------------------+
| Copyright (c) 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: |
| https://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@php.net> |
| Rasmus Lerdorf <rasmus@lerdorf.on.ca> |
| Zeev Suraski <zeev@php.net> |
+----------------------------------------------------------------------+
*/
/* {{{ 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>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <signal.h>
#include <locale.h>
#include "zend.h"
#include "zend_types.h"
#include "zend_extensions.h"
#include "php_ini.h"
#include "php_globals.h"
#include "php_main.h"
#include "php_syslog.h"
#include "fopen_wrappers.h"
#include "ext/standard/php_standard.h"
#include "ext/date/php_date.h"
#include "ext/random/php_random_csprng.h"
#include "ext/random/php_random_zend_utils.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 "zend_observer.h"
#include "zend_system_id.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"
#include "main_arginfo.h"
/* }}} */
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;
PHPAPI size_t core_globals_offset;
#endif
#define SAFE_FILENAME(f) ((f)?(f):"-")
PHPAPI const char *php_version(void)
{
return PHP_VERSION;
}
PHPAPI unsigned int php_version_id(void)
{
return PHP_VERSION_ID;
}
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnSetFacility)
{
const zend_string *facility = new_value;
#ifdef LOG_AUTH
if (zend_string_equals_literal(facility, "LOG_AUTH") || zend_string_equals_literal(facility, "auth")
|| zend_string_equals_literal(facility, "security")) {
PG(syslog_facility) = LOG_AUTH;
return SUCCESS;
}
#endif
#ifdef LOG_AUTHPRIV
if (zend_string_equals_literal(facility, "LOG_AUTHPRIV") || zend_string_equals_literal(facility, "authpriv")) {
PG(syslog_facility) = LOG_AUTHPRIV;
return SUCCESS;
}
#endif
#ifdef LOG_CRON
if (zend_string_equals_literal(facility, "LOG_CRON") || zend_string_equals_literal(facility, "cron")) {
PG(syslog_facility) = LOG_CRON;
return SUCCESS;
}
#endif
#ifdef LOG_DAEMON
if (zend_string_equals_literal(facility, "LOG_DAEMON") || zend_string_equals_literal(facility, "daemon")) {
PG(syslog_facility) = LOG_DAEMON;
return SUCCESS;
}
#endif
#ifdef LOG_FTP
if (zend_string_equals_literal(facility, "LOG_FTP") || zend_string_equals_literal(facility, "ftp")) {
PG(syslog_facility) = LOG_FTP;
return SUCCESS;
}
#endif
#ifdef LOG_KERN
if (zend_string_equals_literal(facility, "LOG_KERN") || zend_string_equals_literal(facility, "kern")) {
PG(syslog_facility) = LOG_KERN;
return SUCCESS;
}
#endif
#ifdef LOG_LPR
if (zend_string_equals_literal(facility, "LOG_LPR") || zend_string_equals_literal(facility, "lpr")) {
PG(syslog_facility) = LOG_LPR;
return SUCCESS;
}
#endif
#ifdef LOG_MAIL
if (zend_string_equals_literal(facility, "LOG_MAIL") || zend_string_equals_literal(facility, "mail")) {
PG(syslog_facility) = LOG_MAIL;
return SUCCESS;
}
#endif
#ifdef LOG_INTERNAL_MARK
if (zend_string_equals_literal(facility, "LOG_INTERNAL_MARK") || zend_string_equals_literal(facility, "mark")) {
PG(syslog_facility) = LOG_INTERNAL_MARK;
return SUCCESS;
}
#endif
#ifdef LOG_NEWS
if (zend_string_equals_literal(facility, "LOG_NEWS") || zend_string_equals_literal(facility, "news")) {
PG(syslog_facility) = LOG_NEWS;
return SUCCESS;
}
#endif
#ifdef LOG_SYSLOG
if (zend_string_equals_literal(facility, "LOG_SYSLOG") || zend_string_equals_literal(facility, "syslog")) {
PG(syslog_facility) = LOG_SYSLOG;
return SUCCESS;
}
#endif
#ifdef LOG_USER
if (zend_string_equals(facility, ZSTR_KNOWN(ZEND_STR_USER)) || zend_string_equals_literal(facility, "LOG_USER")) {
PG(syslog_facility) = LOG_USER;
return SUCCESS;
}
#endif
#ifdef LOG_UUCP
if (zend_string_equals_literal(facility, "LOG_UUCP") || zend_string_equals_literal(facility, "uucp")) {
PG(syslog_facility) = LOG_UUCP;
return SUCCESS;
}
#endif
#ifdef LOG_LOCAL0
if (zend_string_equals_literal(facility, "LOG_LOCAL0") || zend_string_equals_literal(facility, "local0")) {
PG(syslog_facility) = LOG_LOCAL0;
return SUCCESS;
}
#endif
#ifdef LOG_LOCAL1
if (zend_string_equals_literal(facility, "LOG_LOCAL1") || zend_string_equals_literal(facility, "local1")) {
PG(syslog_facility) = LOG_LOCAL1;
return SUCCESS;
}
#endif
#ifdef LOG_LOCAL2
if (zend_string_equals_literal(facility, "LOG_LOCAL2") || zend_string_equals_literal(facility, "local2")) {
PG(syslog_facility) = LOG_LOCAL2;
return SUCCESS;
}
#endif
#ifdef LOG_LOCAL3
if (zend_string_equals_literal(facility, "LOG_LOCAL3") || zend_string_equals_literal(facility, "local3")) {
PG(syslog_facility) = LOG_LOCAL3;
return SUCCESS;
}
#endif
#ifdef LOG_LOCAL4
if (zend_string_equals_literal(facility, "LOG_LOCAL4") || zend_string_equals_literal(facility, "local4")) {
PG(syslog_facility) = LOG_LOCAL4;
return SUCCESS;
}
#endif
#ifdef LOG_LOCAL5
if (zend_string_equals_literal(facility, "LOG_LOCAL5") || zend_string_equals_literal(facility, "local5")) {
PG(syslog_facility) = LOG_LOCAL5;
return SUCCESS;
}
#endif
#ifdef LOG_LOCAL6
if (zend_string_equals_literal(facility, "LOG_LOCAL6") || zend_string_equals_literal(facility, "local6")) {
PG(syslog_facility) = LOG_LOCAL6;
return SUCCESS;
}
#endif
#ifdef LOG_LOCAL7
if (zend_string_equals_literal(facility, "LOG_LOCAL7") || zend_string_equals_literal(facility, "local7")) {
PG(syslog_facility) = LOG_LOCAL7;
return SUCCESS;
}
#endif
return FAILURE;
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnSetPrecision)
{
zend_long i = ZEND_ATOL(ZSTR_VAL(new_value));
if (i >= -1) {
EG(precision) = i;
return SUCCESS;
} else {
return FAILURE;
}
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnSetSerializePrecision)
{
zend_long i = ZEND_ATOL(ZSTR_VAL(new_value));
if (i >= -1) {
PG(serialize_precision) = i;
return SUCCESS;
} else {
return FAILURE;
}
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnChangeMemoryLimit)
{
size_t value;
if (new_value) {
value = zend_ini_parse_uquantity_warn(new_value, entry->name);
} else {
value = Z_L(1)<<30; /* effectively, no limit */
}
if (zend_set_memory_limit(value) == FAILURE) {
/* When the memory limit is reset to the original level during deactivation, we may be
* using more memory than the original limit while shutdown is still in progress.
* Ignore a failure for now, and set the memory limit when the memory manager has been
* shut down and the minimal amount of memory is used. */
if (stage != ZEND_INI_STAGE_DEACTIVATE) {
zend_error(E_WARNING, "Failed to set memory limit to %zd bytes (Current memory usage is %zd bytes)", value, zend_memory_usage(true));
return FAILURE;
}
}
PG(memory_limit) = value;
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnSetLogFilter)
{
const zend_string *filter = new_value;
if (zend_string_equals_literal(filter, "all")) {
PG(syslog_filter) = PHP_SYSLOG_FILTER_ALL;
return SUCCESS;
}
if (zend_string_equals_literal(filter, "no-ctrl")) {
PG(syslog_filter) = PHP_SYSLOG_FILTER_NO_CTRL;
return SUCCESS;
}
if (zend_string_equals_literal(filter, "ascii")) {
PG(syslog_filter) = PHP_SYSLOG_FILTER_ASCII;
return SUCCESS;
}
if (zend_string_equals_literal(filter, "raw")) {
PG(syslog_filter) = PHP_SYSLOG_FILTER_RAW;
return SUCCESS;
}
return FAILURE;
}
/* }}} */
/* {{{ 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 = NULL;
#ifdef PHP_WIN32
binary_location = (char *)pemalloc(MAXPATHLEN, 1);
if (GetModuleFileName(0, binary_location, MAXPATHLEN) == 0) {
pefree(binary_location, 1);
binary_location = NULL;
}
#else
if (sapi_module.executable_location) {
binary_location = (char *)pemalloc(MAXPATHLEN, 1);
if (!strchr(sapi_module.executable_location, '/')) {
char *envpath, *path;
bool found = false;
if ((envpath = getenv("PATH")) != NULL) {
char *search_dir, search_path[MAXPATHLEN];
char *last = NULL;
zend_stat_t s = {0};
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 = true;
break;
}
search_dir = php_strtok_r(NULL, ":", &last);
}
efree(path);
}
if (!found) {
pefree(binary_location, 1);
binary_location = NULL;
}
} else if (!VCWD_REALPATH(sapi_module.executable_location, binary_location) || VCWD_ACCESS(binary_location, X_OK)) {
pefree(binary_location, 1);
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 */
EG(timeout_seconds) = ZEND_ATOL(ZSTR_VAL(new_value));
return SUCCESS;
}
zend_unset_timeout();
EG(timeout_seconds) = ZEND_ATOL(ZSTR_VAL(new_value));
if (stage != PHP_INI_STAGE_DEACTIVATE) {
/*
* If we're restoring INI values, we shouldn't reset the timer.
* Otherwise, the timer is active when PHP is idle, such as the
* CLI web server or CGI. Running a script will re-activate
* the timeout, so it's not needed to do so at script end.
*/
zend_set_timeout(EG(timeout_seconds), 0);
}
return SUCCESS;
}
/* }}} */
/* {{{ php_get_display_errors_mode() helper function */
static uint8_t php_get_display_errors_mode(zend_string *value)
{
if (!value) {
return PHP_DISPLAY_ERRORS_STDOUT;
}
if (zend_string_equals_literal_ci(value, "on")) {
return PHP_DISPLAY_ERRORS_STDOUT;
}
if (zend_string_equals_literal_ci(value, "yes")) {
return PHP_DISPLAY_ERRORS_STDOUT;
}
if (zend_string_equals_literal_ci(value, "true")) {
return PHP_DISPLAY_ERRORS_STDOUT;
}
if (zend_string_equals_literal_ci(value, "stderr")) {
return PHP_DISPLAY_ERRORS_STDERR;
}
if (zend_string_equals_literal_ci(value, "stdout")) {
return PHP_DISPLAY_ERRORS_STDOUT;
}
uint8_t mode = ZEND_ATOL(ZSTR_VAL(value));
if (mode && mode != PHP_DISPLAY_ERRORS_STDOUT && mode != PHP_DISPLAY_ERRORS_STDERR) {
return PHP_DISPLAY_ERRORS_STDOUT;
}
return mode;
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnUpdateDisplayErrors)
{
PG(display_errors) = php_get_display_errors_mode(new_value);
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_DISP */
static PHP_INI_DISP(display_errors_mode)
{
uint8_t mode;
bool cgi_or_cli;
zend_string *temporary_value;
if (type == ZEND_INI_DISPLAY_ORIG && ini_entry->modified) {
temporary_value = (ini_entry->orig_value ? ini_entry->orig_value : NULL );
} else if (ini_entry->value) {
temporary_value = ini_entry->value;
} else {
temporary_value = NULL;
}
mode = php_get_display_errors_mode(temporary_value);
/* Display 'On' for other SAPIs instead of STDOUT or STDERR */
cgi_or_cli = (!strcmp(sapi_module.name, "cli") || !strcmp(sapi_module.name, "cgi") || !strcmp(sapi_module.name, "phpdbg"));
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;
}
}
/* }}} */
PHPAPI const char *php_get_internal_encoding(void) {
if (PG(internal_encoding) && PG(internal_encoding)[0]) {
return PG(internal_encoding);
} else if (SG(default_charset) && SG(default_charset)[0]) {
return SG(default_charset);
}
return "UTF-8";
}
PHPAPI const char *php_get_input_encoding(void) {
if (PG(input_encoding) && PG(input_encoding)[0]) {
return PG(input_encoding);
} else if (SG(default_charset) && SG(default_charset)[0]) {
return SG(default_charset);
}
return "UTF-8";
}
PHPAPI const char *php_get_output_encoding(void) {
if (PG(output_encoding) && PG(output_encoding)[0]) {
return PG(output_encoding);
} else if (SG(default_charset) && SG(default_charset)[0]) {
return SG(default_charset);
}
return "UTF-8";
}
PHPAPI void (*php_internal_encoding_changed)(void) = NULL;
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnUpdateDefaultCharset)
{
if (memchr(ZSTR_VAL(new_value), '\0', ZSTR_LEN(new_value))
|| strpbrk(ZSTR_VAL(new_value), "\r\n")) {
return FAILURE;
}
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
if (php_internal_encoding_changed) {
php_internal_encoding_changed();
}
if (new_value) {
#ifdef PHP_WIN32
php_win32_cp_do_update(ZSTR_VAL(new_value));
#endif
}
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnUpdateDefaultMimeTye)
{
if (memchr(ZSTR_VAL(new_value), '\0', ZSTR_LEN(new_value))
|| strpbrk(ZSTR_VAL(new_value), "\r\n")) {
return FAILURE;
}
return OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnUpdateInternalEncoding)
{
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
if (php_internal_encoding_changed) {
php_internal_encoding_changed();
}
if (new_value) {
#ifdef PHP_WIN32
php_win32_cp_do_update(ZSTR_VAL(new_value));
#endif
}
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnUpdateInputEncoding)
{
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
if (php_internal_encoding_changed) {
php_internal_encoding_changed();
}
if (new_value) {
#ifdef PHP_WIN32
php_win32_cp_do_update(NULL);
#endif
}
return SUCCESS;
}
/* }}} */
/* {{{ PHP_INI_MH */
static PHP_INI_MH(OnUpdateOutputEncoding)
{
OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
if (php_internal_encoding_changed) {
php_internal_encoding_changed();
}
if (new_value) {
#ifdef PHP_WIN32
php_win32_cp_do_update(NULL);
#endif
}
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 && zend_string_equals_literal(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)
{
/* Check that INI setting does not have any nul bytes */
if (new_value && ZSTR_LEN(new_value) != strlen(ZSTR_VAL(new_value))) {
/* TODO Emit warning? */
return FAILURE;
}
/* 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 use the internal mail */
#if defined(PHP_WIN32)
# define DEFAULT_SENDMAIL_PATH NULL
#else
# define DEFAULT_SENDMAIL_PATH PHP_PROG_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", "1", 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_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", "0", 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_ENTRY("unserialize_callback_func", NULL, PHP_INI_ALL, OnUpdateString, unserialize_callback_func, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("serialize_precision", "-1", PHP_INI_ALL, OnSetSerializePrecision, 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, OnUpdateDefaultCharset, default_charset, sapi_globals_struct, sapi_globals)
STD_PHP_INI_ENTRY("default_mimetype", SAPI_DEFAULT_MIMETYPE, PHP_INI_ALL, OnUpdateDefaultMimeTye, 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("error_log_mode", "0644", PHP_INI_ALL, OnUpdateLong, error_log_mode, 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_BOOLEAN("mail.mixed_lf_and_crlf", "0", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, mail_mixed_lf_and_crlf, 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)
PHP_INI_ENTRY("max_multipart_body_parts", "-1", 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_ENTRY("hard_timeout", "2", PHP_INI_SYSTEM, OnUpdateLong, hard_timeout, zend_executor_globals, executor_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
STD_PHP_INI_ENTRY("syslog.facility", "LOG_USER", PHP_INI_SYSTEM, OnSetFacility, syslog_facility, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("syslog.ident", "php", PHP_INI_SYSTEM, OnUpdateString, syslog_ident, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("syslog.filter", "no-ctrl", PHP_INI_ALL, OnSetLogFilter, syslog_filter, php_core_globals, core_globals)
PHP_INI_END()
/* }}} */
/* True globals (no need for thread safety */
/* But don't make them a single int bitfield */
static bool module_initialized = false;
static bool module_startup = true;
static bool module_shutdown = false;
/* {{{ php_during_module_startup */
PHPAPI bool php_during_module_startup(void)
{
return module_startup;
}
/* }}} */
/* {{{ php_during_module_shutdown */
PHPAPI bool php_during_module_shutdown(void)
{
return module_shutdown;
}
/* }}} */
/* {{{ php_get_module_initialized */
PHPAPI bool php_get_module_initialized(void)
{
return module_initialized;
}
/* }}} */
/* {{{ php_log_err_with_severity */
PHPAPI ZEND_COLD void php_log_err_with_severity(const char *log_message, int syslog_type_int)
{
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) {
int error_log_mode;
#ifdef HAVE_SYSLOG_H
if (!strcmp(PG(error_log), "syslog")) {
php_syslog(syslog_type_int, "%s", log_message);
PG(in_error_log) = 0;
return;
}
#endif
error_log_mode = 0644;
if (PG(error_log_mode) > 0 && PG(error_log_mode) <= 0777) {
error_log_mode = PG(error_log_mode);
}
fd = VCWD_OPEN_MODE(PG(error_log), O_CREAT | O_APPEND | O_WRONLY, error_log_mode);
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, LOCK_EX);
/* XXX should eventually write in a loop if len > UINT_MAX */
php_ignore_value(write(fd, tmp, (unsigned)len));
php_flock(fd, LOCK_UN);
#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, syslog_type_int);
}
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_printf_unchecked */
PHPAPI size_t php_printf_unchecked(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;
}
/* }}} */
static zend_string *escape_html(const char *buffer, size_t buffer_len) {
zend_string *result = php_escape_html_entities_ex(
(const unsigned char *) buffer, buffer_len, 0, ENT_COMPAT,
/* charset_hint */ NULL, /* double_encode */ 1, /* quiet */ 1);
if (!result || ZSTR_LEN(result) == 0) {
/* Retry with substituting invalid chars on fail. */
result = php_escape_html_entities_ex(
(const unsigned char *) buffer, buffer_len, 0, ENT_COMPAT | ENT_HTML_SUBSTITUTE_ERRORS,
/* charset_hint */ NULL, /* double_encode */ 1, /* quiet */ 1);
}
return result;
}
/* {{{ 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 corresponding ini setting (html_errors) is activated.
* See: CODING_STANDARDS.md 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_origin = NULL;
char *docref_buf = NULL, *target = NULL;
char *docref_target = "", *docref_root = "";
char *p;
const char *space = "";
const char *class_name = "";
const char *function;
int origin_len;
char *origin;
zend_string *message;
int is_function = 0;
/* get error text into buffer and escape for html if necessary */
zend_string *buffer = vstrpprintf(0, format, args);
if (PG(html_errors)) {
zend_string *replace_buffer = escape_html(ZSTR_VAL(buffer), ZSTR_LEN(buffer));
zend_string_free(buffer);
if (replace_buffer) {
buffer = replace_buffer;
} else {
buffer = zend_empty_string;
}
}
/* 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 (PG(during_request_startup)) {
function = "PHP Request Startup";
} 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 if ((function = get_active_function_name()) && strlen(function)) {
is_function = 1;
class_name = get_active_class_name(&space);
} else if (EG(flags) & EG_FLAGS_IN_SHUTDOWN) {
function = "PHP Request Shutdown";
} else {
function = "Unknown";
}
/* 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 = escape_html(origin, origin_len);
efree(origin);
origin = ZSTR_VAL(replace_origin);
}
/* origin and buffer available, so let's 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 = '-';
}
zend_str_tolower(docref_buf, doclen);
docref = docref_buf;
}
/* 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)) {
message = zend_strpprintf_unchecked(0, "%s [<a href='%s%s%s'>%s</a>]: %S", origin, docref_root, docref, docref_target, docref, buffer);
} else {
message = zend_strpprintf_unchecked(0, "%s [%s%s%s]: %S", origin, docref_root, docref, docref_target, buffer);
}
if (target) {
efree(target);
}
} else {
message = zend_strpprintf_unchecked(0, "%s: %S", origin, buffer);
}
if (replace_origin) {
zend_string_free(replace_origin);
} else {
efree(origin);
}
if (docref_buf) {
efree(docref_buf);
}
zend_string_free(buffer);
zend_error_zstr(type, message);
zend_string_release(message);
}
/* }}} */
/* {{{ php_error_docref */
/* Generate an error which links to docref or the php.net documentation if docref is NULL */
#define php_error_docref_impl(docref, type, format) do {\
va_list args; \
va_start(args, format); \
php_verror(docref, "", type, format, args); \
va_end(args); \
} while (0)
PHPAPI ZEND_COLD void php_error_docref(const char *docref, int type, const char *format, ...)
{
php_error_docref_impl(docref, type, format);
}
PHPAPI ZEND_COLD void php_error_docref_unchecked(const char *docref, int type, const char *format, ...)
{
php_error_docref_impl(docref, type, format);
}
/* }}} */
/* {{{ php_error_docref1 */
/* See: CODING_STANDARDS.md 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.md 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
PHPAPI ZEND_COLD void php_win32_docref1_from_error(DWORD error, const char *param1) {
char *buf = php_win32_error_to_msg(error);
size_t buf_len;
buf_len = strlen(buf);
if (buf_len >= 2) {
buf[buf_len - 1] = '\0';
buf[buf_len - 2] = '\0';
}
php_error_docref1(NULL, param1, E_WARNING, "%s (code: %lu)", buf, error);
php_win32_error_msg_free(buf);
}
PHPAPI ZEND_COLD void php_win32_docref2_from_error(DWORD error, const char *param1, const char *param2) {
char *buf = php_win32_error_to_msg(error);
php_error_docref2(NULL, param1, param2, E_WARNING, "%s (code: %lu)", buf, error);
php_win32_error_msg_free(buf);
}
#endif
/* {{{ php_html_puts */
PHPAPI void php_html_puts(const char *str, size_t size)
{
zend_html_puts(str, size);
}
/* }}} */
static void clear_last_error(void) {
if (PG(last_error_message)) {
zend_string_release(PG(last_error_message));
PG(last_error_message) = NULL;
}
if (PG(last_error_file)) {
zend_string_release(PG(last_error_file));
PG(last_error_file) = NULL;
}
}
#if ZEND_DEBUG
/* {{{ report_zend_debug_error_notify_cb */
static void report_zend_debug_error_notify_cb(int type, zend_string *error_filename, uint32_t error_lineno, zend_string *message)
{
if (PG(report_zend_debug)) {
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(%" PRIu32 ") : %s", ZSTR_VAL(error_filename), error_lineno, ZSTR_VAL(message));
}
}
/* }}} */
#endif
/* {{{ php_error_cb
extended error handling function */
static ZEND_COLD void php_error_cb(int orig_type, zend_string *error_filename, const uint32_t error_lineno, zend_string *message)
{
bool display;
int type = orig_type & E_ALL;
/* 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 (!zend_string_equals(PG(last_error_message), message)
|| (!PG(ignore_repeated_source)
&& ((PG(last_error_lineno) != (int)error_lineno)
|| !zend_string_equals(PG(last_error_file), error_filename)))) {
display = 1;
} else {
display = 0;
}
} else {
display = 1;
}
/* according to error handling mode, throw exception or show it */
if (EG(error_handling) == EH_THROW) {
switch (type) {
case E_WARNING:
case E_CORE_WARNING:
case E_COMPILE_WARNING:
case E_USER_WARNING:
/* throw an exception if we are in EH_THROW mode and the type is warning.
* fatal errors are real errors and cannot be made exceptions.
* exclude deprecated for the sake of BC to old damaged code.
* notices are no errors and are not treated as such like E_WARNINGS.
* DO NOT overwrite a pending exception.
*/
if (!EG(exception)) {
zend_throw_error_exception(EG(exception_class), message, 0, type);
}
return;
default:
break;
}
}
/* store the error if it has changed */
if (display) {
clear_last_error();
if (!error_filename) {
error_filename = ZSTR_KNOWN(ZEND_STR_UNKNOWN_CAPITALIZED);
}
PG(last_error_type) = type;
PG(last_error_message) = zend_string_copy(message);
PG(last_error_file) = zend_string_copy(error_filename);
PG(last_error_lineno) = error_lineno;
}
if (zend_alloc_in_memory_limit_error_reporting()) {
php_output_discard_all();
}
/* 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;
int syslog_type_int = LOG_NOTICE;
switch (type) {
case E_ERROR:
case E_CORE_ERROR:
case E_COMPILE_ERROR:
case E_USER_ERROR:
error_type_str = "Fatal error";
syslog_type_int = LOG_ERR;
break;
case E_RECOVERABLE_ERROR:
error_type_str = "Recoverable fatal error";
syslog_type_int = LOG_ERR;
break;
case E_WARNING:
case E_CORE_WARNING:
case E_COMPILE_WARNING:
case E_USER_WARNING:
error_type_str = "Warning";
syslog_type_int = LOG_WARNING;
break;
case E_PARSE:
error_type_str = "Parse error";
syslog_type_int = LOG_ERR;
break;
case E_NOTICE:
case E_USER_NOTICE:
error_type_str = "Notice";
syslog_type_int = LOG_NOTICE;
break;
case E_STRICT:
error_type_str = "Strict Standards";
syslog_type_int = LOG_INFO;
break;
case E_DEPRECATED:
case E_USER_DEPRECATED:
error_type_str = "Deprecated";
syslog_type_int = LOG_INFO;
break;
default:
error_type_str = "Unknown error";
break;
}
if (PG(log_errors)
|| (!module_initialized && (!PG(display_startup_errors) || !PG(display_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, ZSTR_VAL(message), GetCommandLine());
}
#endif
spprintf(&log_buffer, 0, "PHP %s: %s in %s on line %" PRIu32, error_type_str, ZSTR_VAL(message), ZSTR_VAL(error_filename), error_lineno);
php_log_err_with_severity(log_buffer, syslog_type_int);
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>" ZEND_LONG_FMT "</int></value></member><member><name>faultString</name><value><string>%s:%s in %s on line %" PRIu32 "</string></value></member></struct></value></fault></methodResponse>", PG(xmlrpc_error_number), error_type_str, ZSTR_VAL(message), ZSTR_VAL(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 = escape_html(ZSTR_VAL(message), ZSTR_LEN(message));
php_printf("%s<br />\n<b>%s</b>: %s in <b>%s</b> on line <b>%" PRIu32 "</b><br />\n%s", STR_PRINT(prepend_string), error_type_str, ZSTR_VAL(buf), ZSTR_VAL(error_filename), error_lineno, STR_PRINT(append_string));
zend_string_free(buf);
} else {
php_printf_unchecked("%s<br />\n<b>%s</b>: %S in <b>%s</b> on line <b>%" PRIu32 "</b><br />\n%s", STR_PRINT(prepend_string), error_type_str, message, ZSTR_VAL(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") || !strcmp(sapi_module.name, "phpdbg")) &&
PG(display_errors) == PHP_DISPLAY_ERRORS_STDERR
) {
fprintf(stderr, "%s: ", error_type_str);
fwrite(ZSTR_VAL(message), sizeof(char), ZSTR_LEN(message), stderr);
fprintf(stderr, " in %s on line %" PRIu32 "\n", ZSTR_VAL(error_filename), error_lineno);
#ifdef PHP_WIN32
fflush(stderr);
#endif
} else {
php_printf_unchecked("%s\n%s: %S in %s on line %" PRIu32 "\n%s", STR_PRINT(prepend_string), error_type_str, message, ZSTR_VAL(error_filename), error_lineno, STR_PRINT(append_string));
}
}
}
}
}
/* 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);
}
ZEND_FALLTHROUGH;
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 (!(orig_type & E_DONT_BAIL)) {
/* restore memory limit */
zend_set_memory_limit(PG(memory_limit));
zend_objects_store_mark_destructed(&EG(objects_store));
if (CG(in_compilation) && (type == E_COMPILE_ERROR || type == E_PARSE)) {
/* We bailout during compilation which may for example leave stale entries in CG(loop_var_stack).
* If code is compiled during shutdown, we need to make sure the compiler is reset to a clean state,
* otherwise this will lead to incorrect compilation during shutdown.
* We don't do a full re-initialization via init_compiler() because that will also reset streams and resources. */
shutdown_compiler();
zend_init_compiler_data_structures();
}
zend_bailout();
return;
}
}
break;
}
}
/* }}} */
/* {{{ php_get_current_user */
PHPAPI char *php_get_current_user(void)
{
zend_stat_t *pstat = NULL;
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 = php_win32_get_username();
int len;
if (!name) {
return "";
}
len = (int)strlen(name);
name[len] = '\0';
SG(request_info).current_user_length = len;
SG(request_info).current_user = estrndup(name, len);
free(name);
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;
int err;
if (pwbuflen < 1) {
pwbuflen = 1024;
}
# if ZEND_DEBUG
/* Test retry logic */
pwbuflen = 1;
# endif
pwbuf = emalloc(pwbuflen);
try_again:
err = getpwuid_r(pstat->st_uid, &_pw, pwbuf, pwbuflen, &retpwptr);
if (err != 0) {
if (err == ERANGE) {
pwbuflen *= 2;
pwbuf = erealloc(pwbuf, pwbuflen);
goto try_again;
}
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
}
}
/* }}} */
/* {{{ Sets the maximum time a script can run */
PHP_FUNCTION(set_time_limit)
{
zend_long new_timeout;
char *new_timeout_str;
size_t new_timeout_strlen;
zend_string *key;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &new_timeout) == FAILURE) {
RETURN_THROWS();
}
new_timeout_strlen = zend_spprintf(&new_timeout_str, 0, ZEND_LONG_FMT, new_timeout);
key = ZSTR_INIT_LITERAL("max_execution_time", 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_ex(key, 0);
efree(new_timeout_str);
}
/* }}} */
/* {{{ php_fopen_wrapper_for_zend */
static FILE *php_fopen_wrapper_for_zend(zend_string *filename, zend_string **opened_path)
{
*opened_path = filename;
return php_stream_open_wrapper_as_file(ZSTR_VAL(filename), "rb", USE_PATH|REPORT_ERRORS|STREAM_OPEN_FOR_INCLUDE|STREAM_OPEN_FOR_ZEND_STREAM, opened_path);
}
/* }}} */
static void php_zend_stream_closer(void *handle) /* {{{ */
{
php_stream_close((php_stream*)handle);
}
/* }}} */
static size_t php_zend_stream_fsizer(void *handle) /* {{{ */
{
php_stream *stream = handle;
php_stream_statbuf ssb;
/* File size reported by stat() may be inaccurate if stream filters are used.
* TODO: Should stat() be generally disabled if filters are used? */
if (stream->readfilters.head) {
return 0;
}
if (php_stream_stat(stream, &ssb) == 0) {
return ssb.sb.st_size;
}
return 0;
}
/* }}} */
static zend_result php_stream_open_for_zend(zend_file_handle *handle) /* {{{ */
{
return php_stream_open_for_zend_ex(handle, USE_PATH|REPORT_ERRORS|STREAM_OPEN_FOR_INCLUDE);
}
/* }}} */
PHPAPI zend_result php_stream_open_for_zend_ex(zend_file_handle *handle, int mode) /* {{{ */
{
zend_string *opened_path;
zend_string *filename;
php_stream *stream;
ZEND_ASSERT(handle->type == ZEND_HANDLE_FILENAME);
opened_path = filename = handle->filename;
stream = php_stream_open_wrapper((char *)ZSTR_VAL(filename), "rb", mode | STREAM_OPEN_FOR_ZEND_STREAM, &opened_path);
if (stream) {
memset(handle, 0, sizeof(zend_file_handle));
handle->type = ZEND_HANDLE_STREAM;
handle->filename = filename;
handle->opened_path = opened_path;
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;
handle->handle.stream.closer = php_zend_stream_closer;
/* suppress warning if this stream is not explicitly closed */
php_stream_auto_cleanup(stream);
/* Disable buffering to avoid double buffering between PHP and Zend streams. */
php_stream_set_option(stream, PHP_STREAM_OPTION_READ_BUFFER, PHP_STREAM_BUFFER_NONE, NULL);
return SUCCESS;
}
return FAILURE;
}
/* }}} */
static zend_string *php_resolve_path_for_zend(zend_string *filename) /* {{{ */
{
return php_resolve_path(ZSTR_VAL(filename), ZSTR_LEN(filename), 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)
{
clear_last_error();
if (PG(php_sys_temp_dir)) {
efree(PG(php_sys_temp_dir));
PG(php_sys_temp_dir) = NULL;
}
EG(filename_override) = NULL;
EG(lineno_override) = -1;
}
/* }}} */
/* {{{ 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: {
char *tmp = estrdup((char *) data);
php_error_docref("function.include", E_WARNING, "Failed opening '%s' for inclusion (include_path='%s')", php_strip_url_passwd(tmp), STR_PRINT(PG(include_path)));
efree(tmp);
break;
}
case ZMSG_FAILED_REQUIRE_FOPEN: {
char *tmp = estrdup((char *) data);
zend_throw_error(NULL, "Failed opening required '%s' (include_path='%s')", php_strip_url_passwd(tmp), STR_PRINT(PG(include_path)));
efree(tmp);
break;
}
case ZMSG_FAILED_HIGHLIGHT_FOPEN: {
char *tmp = estrdup((char *) data);
php_error_docref(NULL, E_WARNING, "Failed opening '%s' for highlighting", php_strip_url_passwd(tmp));
efree(tmp);
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(%" PRIu32 ") : Freeing " ZEND_ADDR_FMT " (%zu bytes), script=%s\n", t->filename, t->lineno, (size_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(%" PRIu32 ") : 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 = (uintptr_t) data;
snprintf(memory_leak_buf, 512, "Last leak repeated %lu time%s\n", leak_count, (leak_count>1?"s":""));
}
# if defined(PHP_WIN32)
if (IsDebuggerPresent()) {
OutputDebugString(memory_leak_buf);
} else {
fprintf(stderr, "%s", 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)
if (IsDebuggerPresent()) {
OutputDebugString(memory_leak_buf);
} else {
fprintf(stderr, "%s", 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)
if (IsDebuggerPresent()) {
OutputDebugString(memory_leak_buf);
} else {
fprintf(stderr, "%s", memory_leak_buf);
}
# else
fprintf(stderr, "%s", memory_leak_buf);
# endif
}
break;
}
}
/* }}} */
void php_on_timeout(int seconds)
{
PG(connection_status) |= PHP_CONNECTION_TIMEOUT;
}
#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_request_startup */
zend_result php_request_startup(void)
{
zend_result retval = SUCCESS;
zend_interned_strings_activate();
#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) && !SG(headers_sent)) {
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;
}
/* }}} */
/* {{{ php_request_shutdown */
void php_request_shutdown(void *dummy)
{
bool report_memleaks;
EG(flags) |= EG_FLAGS_IN_SHUTDOWN;
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();
/* 0. Call any open observer end handlers that are still open after a zend_bailout */
if (ZEND_OBSERVER_ENABLED) {
zend_observer_fcall_end_all();
}
/* 1. Call all possible shutdown functions registered with register_shutdown_function() */
if (PG(modules_activated)) {
php_call_shutdown_functions();
}
/* 2. Call all possible __destruct() functions */
zend_try {
zend_call_destructors();
} zend_end_try();
/* 3. Flush all output buffers */
zend_try {
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. Shutdown scanner/executor/compiler and restore ini entries */
zend_deactivate();
/* 10. free request-bound globals */
php_free_request_globals();
/* 11. Call all extensions post-RSHUTDOWN functions */
zend_try {
zend_post_deactivate_modules();
} zend_end_try();
/* 12. SAPI related shutdown*/
zend_try {
sapi_deactivate_module();
} zend_end_try();
/* free SAPI stuff */
sapi_deactivate_destroy();
/* 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_arena_destroy(CG(arena));
zend_interned_strings_deactivate();
zend_try {
shutdown_memory_manager(CG(unclean_shutdown) || !report_memleaks, 0);
} zend_end_try();
/* Reset memory limit, as the reset during INI_STAGE_DEACTIVATE may have failed.
* At this point, no memory beyond a single chunk should be in use. */
zend_set_memory_limit(PG(memory_limit));
/* 16. Deactivate Zend signals */
#ifdef ZEND_SIGNALS
zend_signal_deactivate();
#endif
#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
}
/* }}} */
#ifdef ZTS
/* {{{ core_globals_ctor */
static void core_globals_ctor(php_core_globals *core_globals)
{
memset(core_globals, 0, sizeof(*core_globals));
php_startup_ticks();
}
/* }}} */
#endif
/* {{{ core_globals_dtor */
static void core_globals_dtor(php_core_globals *core_globals)
{
/* These should have been freed earlier. */
ZEND_ASSERT(!core_globals->last_error_message);
ZEND_ASSERT(!core_globals->last_error_file);
if (core_globals->disable_classes) {
free(core_globals->disable_classes);
}
if (core_globals->php_binary) {
free(core_globals->php_binary);
}
php_shutdown_ticks(core_globals);
}
/* }}} */
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 */
zend_result php_register_extensions(zend_module_entry * const * ptr, int count)
{
zend_module_entry * const * end = ptr + count;
while (ptr < end) {
if (*ptr) {
if (zend_register_internal_module(*ptr)==NULL) {
return FAILURE;
}
}
ptr++;
}
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 pReserved)
{
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 */
zend_result php_module_startup(sapi_module_struct *sf, zend_module_entry *additional_module)
{
zend_utility_functions zuf;
zend_utility_values zuv;
zend_result retval = SUCCESS;
int module_number = 0;
zend_module_entry *module;
#ifdef PHP_WIN32
WORD wVersionRequested = MAKEWORD(2, 0);
WSADATA wsaData;
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);
#endif
#ifdef ZTS
(void)ts_resource(0);
#endif
#ifdef PHP_WIN32
if (!php_win32_init_random_bytes()) {
fprintf(stderr, "\ncrypt algorithm provider initialization failed\n");
return FAILURE;
}
#endif
module_shutdown = false;
module_startup = true;
sapi_initialize_empty_request();
sapi_activate();
if (module_initialized) {
return SUCCESS;
}
sapi_module = *sf;
php_output_startup();
#ifdef ZTS
ts_allocate_fast_id(&core_globals_id, &core_globals_offset, sizeof(php_core_globals), (ts_allocate_ctor) core_globals_ctor, (ts_allocate_dtor) core_globals_dtor);
#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();
zend_observer_startup();
#if ZEND_DEBUG
zend_observer_error_register(report_zend_debug_error_notify_cb);
#endif
zuf.error_function = php_error_cb;
zuf.printf_function = php_printf;
zuf.write_function = php_output_write;
zuf.fopen_function = php_fopen_wrapper_for_zend;
zuf.message_handler = php_message_handler_for_zend;
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.printf_to_smart_string_function = php_printf_to_smart_string;
zuf.printf_to_smart_str_function = php_printf_to_smart_str;
zuf.getenv_function = sapi_getenv;
zuf.resolve_path_function = php_resolve_path_for_zend;
zuf.random_bytes_function = php_random_bytes_ex;
zuf.random_bytes_insecure_function = php_random_bytes_insecure_for_zend;
zend_startup(&zuf);
zend_reset_lc_ctype_locale();
zend_update_current_locale();
#if HAVE_TZSET
tzset();
#endif
#ifdef PHP_WIN32
char *img_err;
if (!php_win32_crt_compatible(&img_err)) {
php_error(E_CORE_WARNING, img_err);
efree(img_err);
return FAILURE;
}
/* start up winsock services */
if (WSAStartup(wVersionRequested, &wsaData) != 0) {
fprintf(stderr, "\nwinsock.dll unusable. %d\n", WSAGetLastError());
return FAILURE;
}
php_win32_signal_ctrl_handler_init();
#endif
le_index_ptr = zend_register_list_destructors_ex(NULL, NULL, "index pointer", 0);
php_binary_init();
register_main_symbols(module_number);
/* this will read in php.ini, set up the configuration parameters,
load zend extensions and register php function extensions
to be loaded later */
zend_stream_init();
if (php_init_config() == FAILURE) {
return FAILURE;
}
zend_stream_shutdown();
/* Register PHP core ini entries */
zend_register_ini_entries_ex(ini_entries, module_number, MODULE_PERSISTENT);
/* Register Zend ini entries */
zend_register_standard_ini_entries();
#ifdef ZEND_WIN32
/* Until the current ini values was setup, the current cp is 65001.
If the actual ini values are different, some stuff needs to be updated.
It concerns at least main_cwd_state and there might be more. As we're
still in the startup phase, lets use the chance and reinit the relevant
item according to the current codepage. Still, if ini_set() is used
later on, a more intelligent way to update such stuff is needed.
Startup/shutdown routines could involve touching globals and thus
can't always be used on demand. */
if (!php_win32_cp_use_unicode()) {
virtual_cwd_main_cwd_init(1);
}
#endif
/* Disable realpath cache if an open_basedir is set */
if (PG(open_basedir) && *PG(open_basedir)) {
CWDG(realpath_cache_size_limit) = 0;
}
PG(have_called_openlog) = 0;
/* initialize stream wrappers registry
* (this uses configuration parameters from php.ini)
*/
if (php_init_stream_wrappers(module_number) == FAILURE) {
fprintf(stderr, "PHP: Unable to initialize stream url wrappers.\n");
return FAILURE;
}
zuv.html_errors = 1;
php_startup_auto_globals();
zend_set_utility_values(&zuv);
php_startup_sapi_content_types();
/* Begin to fingerprint the process state */
zend_startup_system_id();
/* startup extensions statically compiled in */
if (php_register_internal_extensions_func() == FAILURE) {
fprintf(stderr, "Unable to start builtin modules\n");
return FAILURE;
}
/* start additional PHP extensions */
if (additional_module && (zend_register_internal_module(additional_module) == NULL)) {
return FAILURE;
}
/* 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 */
zend_disable_functions(INI_STR("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);
}
/* freeze the list of observer fcall_init handlers */
zend_observer_post_startup();
/* Extensions that add engine hooks after this point do so at their own peril */
zend_finalize_system_id();
module_initialized = true;
if (zend_post_startup() != SUCCESS) {
return FAILURE;
}
/* Check for deprecated directives */
/* NOTE: If you add anything here, remember to add it to build/Makefile.global! */
{
struct {
const long error_level;
const char *phrase;
const char *directives[18]; /* Remember to change this if the number of directives change */
} directives[2] = {
{
E_DEPRECATED,
"Directive '%s' is deprecated",
{
"allow_url_include",
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",
"track_errors",
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();
}
virtual_cwd_deactivate();
sapi_deactivate();
module_startup = false;
/* Don't leak errors from startup into the per-request phase. */
clear_last_error();
shutdown_memory_manager(1, 0);
virtual_cwd_activate();
zend_interned_strings_switch_storage(1);
#if ZEND_RC_DEBUG
if (retval == SUCCESS) {
zend_rc_debug = 1;
}
#endif
/* we're done */
return retval;
}
/* }}} */
/* {{{ 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;
module_shutdown = true;
if (!module_initialized) {
return;
}
zend_interned_strings_switch_storage(0);
#if ZEND_RC_DEBUG
zend_rc_debug = 0;
#endif
#ifdef PHP_WIN32
(void)php_win32_shutdown_random_bytes();
php_win32_signal_ctrl_handler_shutdown();
#endif
sapi_flush();
zend_shutdown();
#ifdef PHP_WIN32
/*close winsock */
WSACleanup();
#endif
/* Destroys filter & transport registries too */
php_shutdown_stream_wrappers(module_number);
zend_unregister_ini_entries_ex(module_number, MODULE_PERSISTENT);
/* close down the ini config */
php_shutdown_config();
clear_last_error();
#ifndef ZTS
zend_ini_shutdown();
shutdown_memory_manager(CG(unclean_shutdown), 1);
#else
zend_ini_global_shutdown();
#endif
php_output_shutdown();
#ifndef ZTS
zend_interned_strings_dtor();
#endif
if (zend_post_shutdown_cb) {
void (*cb)(void) = zend_post_shutdown_cb;
zend_post_shutdown_cb = NULL;
cb();
}
module_initialized = false;
#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
zend_observer_shutdown();
}
/* }}} */
PHPAPI bool php_execute_script_ex(zend_file_handle *primary_file, zval *retval)
{
zend_file_handle *prepend_file_p = NULL, *append_file_p = NULL;
zend_file_handle prepend_file, append_file;
#ifdef HAVE_BROKEN_GETCWD
volatile int old_cwd_fd = -1;
#else
char *old_cwd;
ALLOCA_FLAG(use_heap)
#endif
bool result = true;
#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(ZSTR_VAL(primary_file->filename));
}
#endif
PG(during_request_startup) = 0;
if (primary_file->filename && !(SG(options) & SAPI_OPTION_NO_CHDIR)) {
#ifdef 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(ZSTR_VAL(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 &&
!zend_string_equals_literal(primary_file->filename, "Standard input code") &&
primary_file->opened_path == NULL &&
primary_file->type != ZEND_HANDLE_FILENAME
) {
if (expand_filepath(ZSTR_VAL(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]) {
zend_stream_init_filename(&prepend_file, PG(auto_prepend_file));
prepend_file_p = &prepend_file;
}
if (PG(auto_append_file) && PG(auto_append_file)[0]) {
zend_stream_init_filename(&append_file, PG(auto_append_file));
append_file_p = &append_file;
}
if (PG(max_input_time) != -1) {
#ifdef PHP_WIN32
zend_unset_timeout();
#endif
zend_set_timeout(INI_INT("max_execution_time"), 0);
}
if (prepend_file_p && result) {
result = zend_execute_script(ZEND_REQUIRE, NULL, prepend_file_p) == SUCCESS;
}
if (result) {
result = zend_execute_script(ZEND_REQUIRE, retval, primary_file) == SUCCESS;
}
if (append_file_p && result) {
result = zend_execute_script(ZEND_REQUIRE, NULL, append_file_p) == SUCCESS;
}
} zend_catch {
result = false;
} zend_end_try();
if (prepend_file_p) {
zend_destroy_file_handle(prepend_file_p);
}
if (append_file_p) {
zend_destroy_file_handle(append_file_p);
}
if (EG(exception)) {
zend_try {
zend_exception_error(EG(exception), E_ERROR);
} zend_end_try();
}
#ifdef 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 result;
}
/* {{{ php_execute_script */
PHPAPI bool php_execute_script(zend_file_handle *primary_file)
{
return php_execute_script_ex(primary_file, NULL);
}
/* }}} */
/* {{{ 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(ZSTR_VAL(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(ZSTR_VAL(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;
size_t auth_len = auth != NULL ? strlen(auth) : 0;
if (auth && auth_len > 0 && zend_binary_strncasecmp(auth, auth_len, "Basic ", sizeof("Basic ")-1, sizeof("Basic ")-1) == 0) {
char *pass;
zend_string *user;
user = php_base64_decode((const unsigned char*)auth + 6, auth_len - 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_len > 0 && zend_binary_strncasecmp(auth, auth_len, "Digest ", sizeof("Digest ")-1, sizeof("Digest ")-1) == 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 zend_result php_lint_script(zend_file_handle *file)
{
zend_op_array *op_array;
zend_result retval = FAILURE;
zend_try {
op_array = zend_compile_file(file, ZEND_INCLUDE);
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;
}
/* }}} */
#ifdef ZTS
/* {{{ php_reserve_tsrm_memory */
PHPAPI void php_reserve_tsrm_memory(void)
{
tsrm_reserve(
TSRM_ALIGNED_SIZE(sizeof(zend_compiler_globals)) +
TSRM_ALIGNED_SIZE(sizeof(zend_executor_globals)) +
TSRM_ALIGNED_SIZE(sizeof(zend_php_scanner_globals)) +
TSRM_ALIGNED_SIZE(sizeof(zend_ini_scanner_globals)) +
TSRM_ALIGNED_SIZE(sizeof(virtual_cwd_globals)) +
#ifdef ZEND_SIGNALS
TSRM_ALIGNED_SIZE(sizeof(zend_signal_globals_t)) +
#endif
TSRM_ALIGNED_SIZE(zend_mm_globals_size()) +
TSRM_ALIGNED_SIZE(zend_gc_globals_size()) +
TSRM_ALIGNED_SIZE(sizeof(php_core_globals)) +
TSRM_ALIGNED_SIZE(sizeof(sapi_globals_struct))
);
}
/* }}} */
PHPAPI bool php_tsrm_startup_ex(int expected_threads)
{
bool ret = tsrm_startup(expected_threads, 1, 0, NULL);
php_reserve_tsrm_memory();
(void)ts_resource(0);
return ret;
}
/* {{{ php_tsrm_startup */
PHPAPI bool php_tsrm_startup(void)
{
return php_tsrm_startup_ex(1);
}
/* }}} */
#endif
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