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a787dc2c4d
php-src/main/main.c
Zeev Suraski d87cc976e1 Redesigned thread safety mechanism - nua nua
2001-07-28 11:36:37 +00:00

1343 lines
38 KiB
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/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2001 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <andi@zend.com> |
| Rasmus Lerdorf <rasmus@lerdorf.on.ca> |
| Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
/* {{{ includes
*/
#include <stdio.h>
#include "php.h"
#ifdef PHP_WIN32
#include "win32/time.h"
#include "win32/signal.h"
#include <process.h>
#else
#include "build-defs.h"
#endif
#if HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if HAVE_SIGNAL_H
#include <signal.h>
#endif
#if HAVE_SETLOCALE
#include <locale.h>
#endif
#include "zend.h"
#include "zend_extensions.h"
#include "php_ini.h"
#include "php_globals.h"
#include "php_main.h"
#include "fopen_wrappers.h"
#include "ext/standard/php_standard.h"
#include "php_variables.h"
#include "ext/standard/credits.h"
#ifdef PHP_WIN32
#include <io.h>
#include <fcntl.h>
#include "win32/php_registry.h"
#endif
#include "php_syslog.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_indent.h"
#include "zend_extensions.h"
#include "php_content_types.h"
#include "php_ticks.h"
#include "php_logos.h"
#include "SAPI.h"
/* }}} */
#ifndef ZTS
php_core_globals core_globals;
#else
PHPAPI int core_globals_id;
#endif
static void php_build_argv(char *s, zval *track_vars_array TSRMLS_DC);
#define SAFE_FILENAME(f) ((f)?(f):"-")
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnSetPrecision)
{
TSRMLS_FETCH();
EG(precision) = atoi(new_value);
return SUCCESS;
}
/* }}} */
#if MEMORY_LIMIT
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnChangeMemoryLimit)
{
int new_limit;
if (new_value) {
new_limit = zend_atoi(new_value, new_value_length);
} else {
new_limit = 1<<30; /* effectively, no limit */
}
return zend_set_memory_limit(new_limit);
}
/* }}} */
#endif
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateErrorReporting)
{
TSRMLS_FETCH();
if (!new_value) {
EG(error_reporting) = E_ALL & ~E_NOTICE;
} else {
EG(error_reporting) = atoi(new_value);
}
return SUCCESS;
}
/* }}} */
/* {{{ php_disable_functions
*/
static void php_disable_functions()
{
char *func;
char *new_value_dup = strdup(INI_STR("disable_functions")); /* This is an intentional leak,
* it's not a big deal as it's process-wide
*/
func = strtok(new_value_dup, ", ");
while (func) {
zend_disable_function(func, strlen(func));
func = strtok(NULL, ", ");
}
}
/* }}} */
/* {{{ PHP_INI_MH
*/
static PHP_INI_MH(OnUpdateTimeout)
{
TSRMLS_FETCH();
EG(timeout_seconds) = atoi(new_value);
if (stage==PHP_INI_STAGE_STARTUP) {
/* Don't set a timeout on startup, only per-request */
return SUCCESS;
}
zend_unset_timeout();
zend_set_timeout(EG(timeout_seconds));
return SUCCESS;
}
/* }}} */
/* Need to convert to strings and make use of:
* PHP_SAFE_MODE
*
* Need to be read from the environment (?):
* PHP_AUTO_PREPEND_FILE
* PHP_AUTO_APPEND_FILE
* PHP_DOCUMENT_ROOT
* PHP_USER_DIR
* PHP_INCLUDE_PATH
*/
#ifndef SAFE_MODE_EXEC_DIR
# define SAFE_MODE_EXEC_DIR "/"
#endif
#ifdef PHP_PROG_SENDMAIL
# define DEFAULT_SENDMAIL_PATH PHP_PROG_SENDMAIL " -t -i "
#else
# define DEFAULT_SENDMAIL_PATH NULL
#endif
/* {{{ PHP_INI
*/
PHP_INI_BEGIN()
PHP_INI_ENTRY_EX("define_syslog_variables", "0", PHP_INI_ALL, NULL, php_ini_boolean_displayer_cb)
PHP_INI_ENTRY_EX("highlight.bg", HL_BG_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb)
PHP_INI_ENTRY_EX("highlight.comment", HL_COMMENT_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb)
PHP_INI_ENTRY_EX("highlight.default", HL_DEFAULT_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb)
PHP_INI_ENTRY_EX("highlight.html", HL_HTML_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb)
PHP_INI_ENTRY_EX("highlight.keyword", HL_KEYWORD_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb)
PHP_INI_ENTRY_EX("highlight.string", HL_STRING_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb)
STD_PHP_INI_BOOLEAN("allow_call_time_pass_reference","1",PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, allow_call_time_pass_reference, zend_compiler_globals, compiler_globals)
STD_PHP_INI_BOOLEAN("asp_tags", "0", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, asp_tags, zend_compiler_globals, compiler_globals)
STD_PHP_INI_BOOLEAN("display_errors", "1", PHP_INI_ALL, OnUpdateBool, display_errors, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("display_startup_errors", "0", PHP_INI_ALL, OnUpdateBool, display_startup_errors, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("enable_dl", "1", PHP_INI_SYSTEM, OnUpdateBool, enable_dl, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("expose_php", "1", PHP_INI_SYSTEM, OnUpdateBool, expose_php, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("html_errors", "1", PHP_INI_SYSTEM, OnUpdateBool, html_errors, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("xmlrpc_errors", "0", PHP_INI_SYSTEM, OnUpdateBool, xmlrpc_errors, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("xmlrpc_error_number", "0", PHP_INI_ALL, OnUpdateInt, xmlrpc_error_number, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("ignore_user_abort", "0", PHP_INI_ALL, OnUpdateBool, ignore_user_abort, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("implicit_flush", "0", PHP_INI_PERDIR|PHP_INI_SYSTEM,OnUpdateBool, implicit_flush, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("log_errors", "0", PHP_INI_ALL, OnUpdateBool, log_errors, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("magic_quotes_gpc", "1", PHP_INI_ALL, OnUpdateBool, magic_quotes_gpc, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("magic_quotes_runtime", "0", PHP_INI_ALL, OnUpdateBool, magic_quotes_runtime, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("magic_quotes_sybase", "0", PHP_INI_ALL, OnUpdateBool, magic_quotes_sybase, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("output_buffering", "0", PHP_INI_PERDIR|PHP_INI_SYSTEM,OnUpdateBool, output_buffering, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("output_handler", NULL, PHP_INI_PERDIR|PHP_INI_SYSTEM,OnUpdateString, output_handler, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("register_argc_argv", "1", PHP_INI_ALL, OnUpdateBool, register_argc_argv, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("register_globals", "1", PHP_INI_ALL, OnUpdateBool, register_globals, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("safe_mode", "0", PHP_INI_SYSTEM, OnUpdateBool, safe_mode, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("safe_mode_include_dir", NULL, PHP_INI_SYSTEM, OnUpdateString, safe_mode_include_dir, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("safe_mode_gid", "0", PHP_INI_SYSTEM, OnUpdateBool, safe_mode_gid, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("short_open_tag",DEFAULT_SHORT_OPEN_TAG, PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateBool, short_tags, zend_compiler_globals, compiler_globals)
STD_PHP_INI_BOOLEAN("sql.safe_mode", "0", PHP_INI_SYSTEM, OnUpdateBool, sql_safe_mode, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("track_errors", "0", PHP_INI_ALL, OnUpdateBool, track_errors, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("y2k_compliance", "0", PHP_INI_ALL, OnUpdateBool, y2k_compliance, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("arg_separator.output", "&", PHP_INI_ALL, OnUpdateStringUnempty, arg_separator.output, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("arg_separator.input", "&", PHP_INI_SYSTEM|PHP_INI_PERDIR, OnUpdateStringUnempty, arg_separator.input, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("auto_append_file", NULL, PHP_INI_ALL, OnUpdateString, auto_append_file, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("auto_prepend_file", NULL, PHP_INI_ALL, OnUpdateString, auto_prepend_file, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("doc_root", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, doc_root, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("default_charset", SAPI_DEFAULT_CHARSET, PHP_INI_ALL, OnUpdateString, default_charset, sapi_globals_struct,sapi_globals)
STD_PHP_INI_ENTRY("default_mimetype",SAPI_DEFAULT_MIMETYPE, PHP_INI_ALL, OnUpdateString, default_mimetype, sapi_globals_struct,sapi_globals)
STD_PHP_INI_ENTRY("error_log", NULL, PHP_INI_ALL, OnUpdateString, error_log, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("extension_dir", PHP_EXTENSION_DIR, PHP_INI_SYSTEM, OnUpdateStringUnempty, extension_dir, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("gpc_order", "GPC", PHP_INI_ALL, OnUpdateStringUnempty, gpc_order, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("include_path", PHP_INCLUDE_PATH, PHP_INI_ALL, OnUpdateStringUnempty, include_path, php_core_globals, core_globals)
PHP_INI_ENTRY("max_execution_time", "30", PHP_INI_ALL, OnUpdateTimeout)
STD_PHP_INI_ENTRY("open_basedir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, open_basedir, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("safe_mode_exec_dir", "1", PHP_INI_SYSTEM, OnUpdateString, safe_mode_exec_dir, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("upload_max_filesize", "2M", PHP_INI_ALL, OnUpdateInt, upload_max_filesize, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("file_uploads", "1", PHP_INI_ALL, OnUpdateBool, file_uploads, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("post_max_size", "8M", PHP_INI_SYSTEM, OnUpdateInt, post_max_size, sapi_globals_struct,sapi_globals)
STD_PHP_INI_ENTRY("upload_tmp_dir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, upload_tmp_dir, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("user_dir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, user_dir, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("variables_order", NULL, PHP_INI_ALL, OnUpdateStringUnempty, variables_order, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("error_append_string", NULL, PHP_INI_ALL, OnUpdateStringUnempty, error_append_string, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("error_prepend_string", NULL, PHP_INI_ALL, OnUpdateStringUnempty, error_prepend_string, php_core_globals, core_globals)
PHP_INI_ENTRY("SMTP", "localhost",PHP_INI_ALL, NULL)
PHP_INI_ENTRY("browscap", NULL, PHP_INI_SYSTEM, NULL)
PHP_INI_ENTRY("error_reporting", NULL, PHP_INI_ALL, OnUpdateErrorReporting)
#if MEMORY_LIMIT
PHP_INI_ENTRY("memory_limit", "8M", PHP_INI_ALL, OnChangeMemoryLimit)
#endif
PHP_INI_ENTRY("precision", "14", PHP_INI_ALL, OnSetPrecision)
PHP_INI_ENTRY("sendmail_from", NULL, PHP_INI_ALL, NULL)
PHP_INI_ENTRY("sendmail_path", DEFAULT_SENDMAIL_PATH, PHP_INI_SYSTEM, NULL)
PHP_INI_ENTRY("disable_functions", "", PHP_INI_SYSTEM, NULL)
STD_PHP_INI_ENTRY("allow_url_fopen", "1", PHP_INI_ALL, OnUpdateBool, allow_url_fopen, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("always_populate_raw_post_data", "0", PHP_INI_ALL, OnUpdateBool, always_populate_raw_post_data, php_core_globals, core_globals)
PHP_INI_END()
/* }}} */
/* True global (no need for thread safety */
static int module_initialized = 0;
/* {{{ php_log_err
*/
PHPAPI void php_log_err(char *log_message)
{
FILE *log_file;
char error_time_str[128];
struct tm tmbuf;
time_t error_time;
TSRMLS_FETCH();
/* Try to use the specified logging location. */
if (PG(error_log) != NULL) {
#ifdef HAVE_SYSLOG_H
if (!strcmp(PG(error_log), "syslog")) {
php_syslog(LOG_NOTICE, "%.500s", log_message);
return;
}
#endif
log_file = VCWD_FOPEN(PG(error_log), "a");
if (log_file != NULL) {
time(&error_time);
strftime(error_time_str, 128, "%d-%b-%Y %H:%M:%S", php_localtime_r(&error_time, &tmbuf));
fprintf(log_file, "[%s] ", error_time_str);
fprintf(log_file, "%s", log_message);
fprintf(log_file, "\n");
fclose(log_file);
return;
}
}
/* Otherwise fall back to the default logging location, if we have one */
if (sapi_module.log_message) {
sapi_module.log_message(log_message);
}
}
/* }}} */
/* is 4K big enough? */
#define PRINTF_BUFFER_SIZE 1024*4
/* {{{ php_write
wrapper for modules to use PHPWRITE */
PHPAPI int php_write(void *buf, uint size)
{
return PHPWRITE(buf, size);
}
/* }}} */
/* {{{ php_printf
*/
PHPAPI int php_printf(const char *format, ...)
{
va_list args;
int ret;
char buffer[PRINTF_BUFFER_SIZE];
int size;
va_start(args, format);
size = vsnprintf(buffer, sizeof(buffer), format, args);
if(size > sizeof(buffer) - 1) {
size = sizeof(buffer) - 1;
}
ret = PHPWRITE(buffer, size);
va_end(args);
return ret;
}
/* }}} */
/* {{{ php_error_cb
extended error handling function */
static void php_error_cb(int type, const char *error_filename, const uint error_lineno, const char *format, va_list args)
{
char buffer[1024];
int buffer_len;
TSRMLS_FETCH();
buffer_len = vsnprintf(buffer, sizeof(buffer)-1, format, args);
buffer[sizeof(buffer)-1]=0;
if(buffer_len > sizeof(buffer) - 1 || buffer_len < 0) {
buffer_len = sizeof(buffer) - 1;
}
/* display/log the error if necessary */
if ((EG(error_reporting) & type || (type & E_CORE))
&& (PG(log_errors) || PG(display_errors) || (!module_initialized))) {
char *error_type_str;
switch (type) {
case E_ERROR:
case E_CORE_ERROR:
case E_COMPILE_ERROR:
case E_USER_ERROR:
error_type_str = "Fatal error";
break;
case E_WARNING:
case E_CORE_WARNING:
case E_COMPILE_WARNING:
case E_USER_WARNING:
error_type_str = "Warning";
break;
case E_PARSE:
error_type_str = "Parse error";
break;
case E_NOTICE:
error_type_str = "Warning";
break;
case E_USER_NOTICE:
error_type_str = "Notice";
break;
default:
error_type_str = "Unknown error";
break;
}
if (!module_initialized || PG(log_errors)) {
char log_buffer[1024];
#ifdef PHP_WIN32
if (type==E_CORE_ERROR || type==E_CORE_WARNING) {
MessageBox(NULL, buffer, error_type_str, MB_OK|ZEND_SERVICE_MB_STYLE);
}
#endif
snprintf(log_buffer, 1024, "PHP %s: %s in %s on line %d", error_type_str, buffer, error_filename, error_lineno);
php_log_err(log_buffer);
}
if (module_initialized && PG(display_errors)
&& (!PG(during_request_startup) || PG(display_startup_errors))) {
char *prepend_string = INI_STR("error_prepend_string");
char *append_string = INI_STR("error_append_string");
char *error_format;
error_format = PG(html_errors) ?
"<br>\n<b>%s</b>: %s in <b>%s</b> on line <b>%d</b><br>\n"
: "\n%s: %s in %s on line %d\n";
if (PG(xmlrpc_errors)) {
error_format = do_alloca(1024);
snprintf(error_format, 1023, "<?xml version=\"1.0\"?><methodResponse><fault><value><struct><member><name>faultCode</name><value><int>%ld</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));
}
if (prepend_string) {
PUTS(prepend_string);
}
php_printf(error_format, error_type_str, buffer,
error_filename, error_lineno);
if (PG(xmlrpc_errors)) {
free_alloca(error_format);
}
if (append_string) {
PUTS(append_string);
}
}
#if ZEND_DEBUG
{
zend_bool trigger_break;
switch (type) {
case E_ERROR:
case E_CORE_ERROR:
case E_COMPILE_ERROR:
case E_USER_ERROR:
trigger_break=1;
break;
default:
trigger_break=0;
break;
}
zend_output_debug_string(trigger_break, "%s(%d) : %s - %s", error_filename, error_lineno, error_type_str, buffer);
}
#endif
}
/* Bail out if we can't recover */
switch (type) {
case E_CORE_ERROR:
if(!module_initialized) {
/* bad error in module startup - no way we can live with this */
exit(-2);
}
/* no break - intentionally */
case E_ERROR:
/*case E_PARSE: the parser would return 1 (failure), we can bail out nicely */
case E_COMPILE_ERROR:
case E_USER_ERROR:
if (module_initialized) {
zend_bailout();
return;
}
break;
}
/* Log if necessary */
if (PG(track_errors) && EG(active_symbol_table)) {
pval *tmp;
ALLOC_ZVAL(tmp);
INIT_PZVAL(tmp);
tmp->value.str.val = (char *) estrndup(buffer, buffer_len);
tmp->value.str.len = buffer_len;
tmp->type = IS_STRING;
zend_hash_update(EG(active_symbol_table), "php_errormsg", sizeof("php_errormsg"), (void **) & tmp, sizeof(pval *), NULL);
}
}
/* }}} */
/* {{{ proto void set_time_limit(int seconds)
Sets the maximum time a script can run */
PHP_FUNCTION(set_time_limit)
{
zval **new_timeout;
if (PG(safe_mode)) {
php_error(E_WARNING, "Cannot set time limit in safe mode");
RETURN_FALSE;
}
if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &new_timeout) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long_ex(new_timeout);
zend_unset_timeout();
zend_set_timeout(Z_LVAL_PP(new_timeout));
}
/* }}} */
/* {{{ php_fopen_wrapper_for_zend
*/
static FILE *php_fopen_wrapper_for_zend(const char *filename, char **opened_path)
{
int issock=0, socketd=0;
int old_chunk_size;
FILE *retval;
old_chunk_size = php_sock_set_def_chunk_size(1);
retval=php_fopen_wrapper((char *) filename, "rb", USE_PATH|IGNORE_URL_WIN, &issock, &socketd, opened_path);
php_sock_set_def_chunk_size(old_chunk_size);
if (issock) {
retval = fdopen(socketd, "rb");
}
return retval;
}
/* }}} */
/* {{{ php_get_configuration_directive_for_zend
*/
static int php_get_configuration_directive_for_zend(char *name, uint name_length, zval *contents)
{
zval *retval = cfg_get_entry(name, name_length);
if (retval) {
*contents = *retval;
return SUCCESS;
} else {
return FAILURE;
}
}
/* }}} */
/* {{{ php_message_handler_for_zend
*/
static void php_message_handler_for_zend(long message, void *data)
{
switch (message) {
case ZMSG_FAILED_INCLUDE_FOPEN: {
TSRMLS_FETCH();
php_error(E_WARNING, "Failed opening '%s' for inclusion (include_path='%s')", php_strip_url_passwd((char *) data), STR_PRINT(PG(include_path)));
}
break;
case ZMSG_FAILED_REQUIRE_FOPEN: {
TSRMLS_FETCH();
php_error(E_COMPILE_ERROR, "Failed opening required '%s' (include_path='%s')", php_strip_url_passwd((char *) data), STR_PRINT(PG(include_path)));
}
break;
case ZMSG_FAILED_HIGHLIGHT_FOPEN:
php_error(E_WARNING, "Failed opening '%s' for highlighting", php_strip_url_passwd((char *) data));
break;
case ZMSG_MEMORY_LEAK_DETECTED:
case ZMSG_MEMORY_LEAK_REPEATED: {
TSRMLS_FETCH();
if (EG(error_reporting)&E_WARNING) {
#if ZEND_DEBUG
char memory_leak_buf[512];
TSRMLS_FETCH();
if (message==ZMSG_MEMORY_LEAK_DETECTED) {
zend_mem_header *t = (zend_mem_header *) data;
void *ptr = (void *)((char *)t+sizeof(zend_mem_header)+MEM_HEADER_PADDING);
snprintf(memory_leak_buf, 512, "%s(%d) : Freeing 0x%.8lX (%d bytes), script=%s\n", t->filename, t->lineno, (unsigned long)ptr, t->size, SAFE_FILENAME(SG(request_info).path_translated));
if (t->orig_filename) {
char relay_buf[512];
snprintf(relay_buf, 512, "%s(%d) : Actual location (location was relayed)\n", t->orig_filename, t->orig_lineno);
strcat(memory_leak_buf, relay_buf);
}
} else {
unsigned long leak_count = (unsigned long) data;
snprintf(memory_leak_buf, 512, "Last leak repeated %ld time%s\n", leak_count, (leak_count>1?"s":""));
}
# if defined(PHP_WIN32)
OutputDebugString(memory_leak_buf);
# else
fprintf(stderr, memory_leak_buf);
# endif
#endif
}
}
break;
case ZMSG_LOG_SCRIPT_NAME: {
struct tm *ta, tmbuf;
time_t curtime;
char *datetime_str, asctimebuf[52];
TSRMLS_FETCH();
time(&curtime);
ta = php_localtime_r(&curtime, &tmbuf);
datetime_str = php_asctime_r(ta, asctimebuf);
datetime_str[strlen(datetime_str)-1]=0; /* get rid of the trailing newline */
fprintf(stderr, "[%s] Script: '%s'\n", datetime_str, SAFE_FILENAME(SG(request_info).path_translated));
}
break;
}
}
/* }}} */
#if PHP_SIGCHILD
/* {{{ sigchld_handler
*/
static void sigchld_handler(int apar)
{
while (waitpid(-1, NULL, WNOHANG) > 0)
;
signal(SIGCHLD,sigchld_handler);
}
/* }}} */
#endif
static int php_hash_environment(TSRMLS_D);
/* {{{ php_request_startup
*/
int php_request_startup(TSRMLS_D)
{
int retval = SUCCESS;
#if PHP_SIGCHILD
signal(SIGCHLD,sigchld_handler);
#endif
zend_try {
PG(during_request_startup) = 1;
php_output_activate();
/* initialize global variables */
PG(modules_activated) = 0;
PG(header_is_being_sent) = 0;
PG(connection_status) = PHP_CONNECTION_NORMAL;
zend_activate(TSRMLS_C);
sapi_activate(TSRMLS_C);
zend_set_timeout(EG(timeout_seconds));
if (PG(expose_php)) {
sapi_add_header(SAPI_PHP_VERSION_HEADER, sizeof(SAPI_PHP_VERSION_HEADER)-1, 1);
}
if (PG(output_handler) && PG(output_handler)[0]) {
zval *output_handler;
ALLOC_INIT_ZVAL(output_handler);
Z_STRLEN_P(output_handler) = strlen(PG(output_handler)); /* this can be optimized */
Z_STRVAL_P(output_handler) = estrndup(PG(output_handler), Z_STRLEN_P(output_handler));
Z_TYPE_P(output_handler) = IS_STRING;
php_start_ob_buffer(output_handler, 0);
} else if (PG(output_buffering)) {
php_start_ob_buffer(NULL, 0);
} else if (PG(implicit_flush)) {
php_start_implicit_flush();
}
/* We turn this off in php_execute_script() */
/* PG(during_request_startup) = 0; */
php_hash_environment(TSRMLS_C);
zend_activate_modules();
PG(modules_activated)=1;
} zend_catch {
retval = FAILURE;
} zend_end_try();
return retval;
}
/* }}} */
/* {{{ php_request_shutdown_for_exec
*/
void php_request_shutdown_for_exec(void *dummy)
{
/* used to close fd's in the 3..255 range here, but it's problematic
*/
shutdown_memory_manager(1, 1);
}
/* }}} */
/* {{{ php_request_shutdown
*/
void php_request_shutdown(void *dummy)
{
TSRMLS_FETCH();
zend_try {
php_end_ob_buffers((zend_bool)(SG(request_info).headers_only?0:1));
} zend_end_try();
zend_try {
sapi_send_headers();
} zend_end_try();
if (PG(modules_activated)) zend_try {
php_call_shutdown_functions();
} zend_end_try();
if (PG(modules_activated)) {
zend_deactivate_modules();
}
zend_deactivate(TSRMLS_C);
zend_try {
sapi_deactivate(TSRMLS_C);
} zend_end_try();
zend_try {
shutdown_memory_manager(CG(unclean_shutdown), 0);
} zend_end_try();
zend_try {
zend_unset_timeout();
} zend_end_try();
}
/* }}} */
/* {{{ php_config_ini_shutdown
*/
static void php_config_ini_shutdown(void)
{
php_shutdown_config();
}
/* }}} */
/* {{{ php_body_write_wrapper
*/
static int php_body_write_wrapper(const char *str, uint str_length)
{
return php_body_write(str, str_length);
}
/* }}} */
#ifdef ZTS
/* {{{ core_globals_ctor
*/
static void core_globals_ctor(php_core_globals *core_globals TSRMLS_DC)
{
memset(core_globals,0,sizeof(*core_globals));
}
/* }}} */
#endif
/* {{{ php_startup_extensions
*/
int php_startup_extensions(zend_module_entry **ptr, int count)
{
zend_module_entry **end = ptr+count;
while (ptr < end) {
if (*ptr) {
if (zend_startup_module(*ptr)==FAILURE) {
return FAILURE;
}
}
ptr++;
}
return SUCCESS;
}
/* }}} */
/* {{{ php_module_startup
*/
int php_module_startup(sapi_module_struct *sf)
{
zend_utility_functions zuf;
zend_utility_values zuv;
int module_number=0; /* for REGISTER_INI_ENTRIES() */
char *php_os;
#ifdef ZTS
zend_executor_globals *executor_globals;
void ***tsrm_ls;
php_core_globals *core_globals;
sapi_globals_struct *sapi_globals = ts_resource(sapi_globals_id);
#endif
#ifdef PHP_WIN32
WORD wVersionRequested = MAKEWORD(2, 0);
WSADATA wsaData;
#endif
#ifdef PHP_WIN32
{
DWORD dwVersion = GetVersion();
/* Get build numbers for Windows NT or Win95 */
if (dwVersion < 0x80000000){
php_os="WINNT";
} else {
php_os="WIN32";
}
}
#else
php_os=PHP_OS;
#endif
#ifdef ZTS
tsrm_ls = ts_resource(0);
#endif
sapi_initialize_empty_request(TSRMLS_C);
sapi_activate(TSRMLS_C);
if (module_initialized) {
return SUCCESS;
}
sapi_module = *sf;
php_output_startup();
php_output_activate();
zuf.error_function = php_error_cb;
zuf.printf_function = php_printf;
zuf.write_function = php_body_write_wrapper;
zuf.fopen_function = php_fopen_wrapper_for_zend;
zuf.message_handler = php_message_handler_for_zend;
zuf.block_interruptions = sapi_module.block_interruptions;
zuf.unblock_interruptions = sapi_module.unblock_interruptions;
zuf.get_configuration_directive = php_get_configuration_directive_for_zend;
zuf.ticks_function = php_run_ticks;
zend_startup(&zuf, NULL, 1);
#ifdef ZTS
executor_globals = ts_resource(executor_globals_id);
ts_allocate_id(&core_globals_id, sizeof(php_core_globals), (ts_allocate_ctor) core_globals_ctor, NULL);
core_globals = ts_resource(core_globals_id);
#endif
EG(bailout_set) = 0;
EG(error_reporting) = E_ALL & ~E_NOTICE;
PG(header_is_being_sent) = 0;
SG(request_info).headers_only = 0;
SG(request_info).argv0 = NULL;
PG(connection_status) = PHP_CONNECTION_NORMAL;
PG(during_request_startup) = 0;
#if HAVE_SETLOCALE
setlocale(LC_CTYPE, "");
#endif
#ifdef PHP_WIN32
/* start up winsock services */
if (WSAStartup(wVersionRequested, &wsaData) != 0) {
php_printf("\nwinsock.dll unusable. %d\n", WSAGetLastError());
return FAILURE;
}
#endif
le_index_ptr = zend_register_list_destructors_ex(NULL, NULL, "index pointer", 0);
/* this will read in php.ini, set up the configuration parameters,
load zend extensions and register php function extensions
to be loaded later */
if (php_init_config(sf->php_ini_path_override) == FAILURE) {
return FAILURE;
}
REGISTER_INI_ENTRIES();
/* initialize fopen wrappers registry
(this uses configuration parameters from php.ini)
*/
if (php_init_fopen_wrappers() == FAILURE) {
php_printf("PHP: Unable to initialize fopen url wrappers.\n");
return FAILURE;
}
/* initialize registry for images to be used in phpinfo()
(this uses configuration parameters from php.ini)
*/
if (php_init_info_logos() == FAILURE) {
php_printf("PHP: Unable to initialize info phpinfo logos.\n");
return FAILURE;
}
zuv.import_use_extension = ".php";
zend_set_utility_values(&zuv);
php_startup_sapi_content_types();
REGISTER_MAIN_STRINGL_CONSTANT("PHP_VERSION", PHP_VERSION, sizeof(PHP_VERSION)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_OS", php_os, strlen(php_os), CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("DEFAULT_INCLUDE_PATH", PHP_INCLUDE_PATH, sizeof(PHP_INCLUDE_PATH)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PEAR_INSTALL_DIR", PEAR_INSTALLDIR, sizeof(PEAR_INSTALLDIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PEAR_EXTENSION_DIR", PHP_EXTENSION_DIR, sizeof(PHP_EXTENSION_DIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_EXTENSION_DIR", PHP_EXTENSION_DIR, sizeof(PHP_EXTENSION_DIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_BINDIR", PHP_BINDIR, sizeof(PHP_BINDIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_LIBDIR", PHP_LIBDIR, sizeof(PHP_LIBDIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_DATADIR", PHP_DATADIR, sizeof(PHP_DATADIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_SYSCONFDIR", PHP_SYSCONFDIR, sizeof(PHP_SYSCONFDIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_LOCALSTATEDIR", PHP_LOCALSTATEDIR, sizeof(PHP_LOCALSTATEDIR)-1, CONST_PERSISTENT | CONST_CS);
REGISTER_MAIN_STRINGL_CONSTANT("PHP_CONFIG_FILE_PATH", PHP_CONFIG_FILE_PATH, sizeof(PHP_CONFIG_FILE_PATH)-1, CONST_PERSISTENT | CONST_CS);
php_output_register_constants();
if (php_startup_ticks(TSRMLS_C) == FAILURE) {
php_printf("Unable to start PHP ticks\n");
return FAILURE;
}
/* startup extensions staticly compiled in */
if (php_startup_internal_extensions() == FAILURE) {
php_printf("Unable to start builtin modules\n");
return FAILURE;
}
/* load and startup extensions compiled as shared objects (aka DLLs)
as requested by php.ini entries
theese are loaded after initialization of internal extensions
as extensions *might* rely on things from ext/standard
which is always an internal extension and to be initialized
ahead of all other internals
*/
php_ini_delayed_modules_startup();
/* disable certain functions as requested by php.ini */
php_disable_functions();
zend_startup_extensions();
/* */
module_initialized = 1;
sapi_deactivate(TSRMLS_C);
/* we're done */
return SUCCESS;
}
/* }}} */
void php_module_shutdown_for_exec()
{
/* used to close fd's in the range 3.255 here, but it's problematic */
}
/* {{{ php_module_shutdown_wrapper
*/
int php_module_shutdown_wrapper(sapi_module_struct *sapi_globals)
{
php_module_shutdown();
return SUCCESS;
}
/* }}} */
/* {{{ php_module_shutdown
*/
void php_module_shutdown()
{
int module_number=0; /* for UNREGISTER_INI_ENTRIES() */
TSRMLS_FETCH();
if (!module_initialized) {
return;
}
/* close down the ini config */
php_config_ini_shutdown();
#ifdef PHP_WIN32
/*close winsock */
WSACleanup();
#endif
php_shutdown_ticks(TSRMLS_C);
sapi_flush();
zend_shutdown();
php_shutdown_fopen_wrappers();
php_shutdown_info_logos();
UNREGISTER_INI_ENTRIES();
#ifndef ZTS
zend_ini_shutdown(TSRMLS_C);
#endif
shutdown_memory_manager(0, 1);
module_initialized = 0;
}
/* }}} */
/* {{{ php_register_server_variables
*/
static inline void php_register_server_variables(TSRMLS_D)
{
zval *array_ptr=NULL;
ALLOC_ZVAL(array_ptr);
array_init(array_ptr);
INIT_PZVAL(array_ptr);
PG(http_globals)[TRACK_VARS_SERVER] = array_ptr;
/* Server variables */
if (sapi_module.register_server_variables) {
sapi_module.register_server_variables(array_ptr TSRMLS_CC);
}
/* argv/argc support */
if (PG(register_argc_argv)) {
php_build_argv(SG(request_info).query_string, array_ptr TSRMLS_CC);
}
/* PHP Authentication support */
if (SG(request_info).auth_user) {
php_register_variable("PHP_AUTH_USER", SG(request_info).auth_user, array_ptr TSRMLS_CC);
}
if (SG(request_info).auth_password) {
php_register_variable("PHP_AUTH_PW", SG(request_info).auth_password, array_ptr TSRMLS_CC);
}
}
/* }}} */
/* {{{ php_hash_environment
*/
static int php_hash_environment(TSRMLS_D)
{
char *p;
unsigned char _gpc_flags[3] = {0,0,0};
zend_bool have_variables_order;
zval *dummy_track_vars_array;
zend_bool initialized_dummy_track_vars_array=0;
int i;
char *track_vars_names[] = {
"HTTP_POST_VARS",
"HTTP_GET_VARS",
"HTTP_COOKIE_VARS",
"HTTP_SERVER_VARS",
"HTTP_ENV_VARS",
"HTTP_POST_FILES",
NULL
};
int track_vars_names_length[] = {
sizeof("HTTP_POST_VARS"),
sizeof("HTTP_GET_VARS"),
sizeof("HTTP_COOKIE_VARS"),
sizeof("HTTP_SERVER_VARS"),
sizeof("HTTP_ENV_VARS"),
sizeof("HTTP_POST_FILES")
};
for (i=0; i<6; i++) {
PG(http_globals)[i] = NULL;
}
if (PG(variables_order)) {
p = PG(variables_order);
have_variables_order=1;
} else {
p = PG(gpc_order);
have_variables_order=0;
ALLOC_ZVAL(PG(http_globals)[TRACK_VARS_ENV]);
array_init(PG(http_globals)[TRACK_VARS_ENV]);
INIT_PZVAL(PG(http_globals)[TRACK_VARS_ENV]);
php_import_environment_variables(PG(http_globals)[TRACK_VARS_ENV] TSRMLS_CC);
}
while(p && *p) {
switch(*p++) {
case 'p':
case 'P':
if (!_gpc_flags[0] && !SG(headers_sent) && SG(request_info).request_method && !strcasecmp(SG(request_info).request_method, "POST")) {
php_treat_data(PARSE_POST, NULL, NULL TSRMLS_CC); /* POST Data */
_gpc_flags[0]=1;
}
break;
case 'c':
case 'C':
if (!_gpc_flags[1]) {
php_treat_data(PARSE_COOKIE, NULL, NULL TSRMLS_CC); /* Cookie Data */
_gpc_flags[1]=1;
}
break;
case 'g':
case 'G':
if (!_gpc_flags[2]) {
php_treat_data(PARSE_GET, NULL, NULL TSRMLS_CC); /* GET Data */
_gpc_flags[2]=1;
}
break;
case 'e':
case 'E':
if (have_variables_order) {
ALLOC_ZVAL(PG(http_globals)[TRACK_VARS_ENV]);
array_init(PG(http_globals)[TRACK_VARS_ENV]);
INIT_PZVAL(PG(http_globals)[TRACK_VARS_ENV]);
php_import_environment_variables(PG(http_globals)[TRACK_VARS_ENV] TSRMLS_CC);
} else {
php_error(E_WARNING, "Unsupported 'e' element (environment) used in gpc_order - use variables_order instead");
}
break;
case 's':
case 'S':
php_register_server_variables(TSRMLS_C);
break;
}
}
if (!have_variables_order) {
php_register_server_variables(TSRMLS_C);
}
for (i=0; i<6; i++) {
if (!PG(http_globals)[i]) {
if (!initialized_dummy_track_vars_array) {
ALLOC_ZVAL(dummy_track_vars_array);
array_init(dummy_track_vars_array);
INIT_PZVAL(dummy_track_vars_array);
initialized_dummy_track_vars_array = 1;
} else {
dummy_track_vars_array->refcount++;
}
PG(http_globals)[i] = dummy_track_vars_array;
}
zend_hash_update(&EG(symbol_table), track_vars_names[i], track_vars_names_length[i], &PG(http_globals)[i], sizeof(zval *), NULL);
}
return SUCCESS;
}
/* }}} */
/* {{{ php_build_argv
*/
static void php_build_argv(char *s, zval *track_vars_array TSRMLS_DC)
{
pval *arr, *argc, *tmp;
int count = 0;
char *ss, *space;
ALLOC_ZVAL(arr);
array_init(arr);
INIT_PZVAL(arr);
/* Prepare argv */
if (s && *s) {
ss = s;
while (ss) {
space = strchr(ss, '+');
if (space) {
*space = '\0';
}
/* auto-type */
ALLOC_ZVAL(tmp);
tmp->type = IS_STRING;
tmp->value.str.len = strlen(ss);
tmp->value.str.val = estrndup(ss, tmp->value.str.len);
INIT_PZVAL(tmp);
count++;
if (zend_hash_next_index_insert(arr->value.ht, &tmp, sizeof(pval *), NULL)==FAILURE) {
if (tmp->type == IS_STRING) {
efree(tmp->value.str.val);
}
}
if (space) {
*space = '+';
ss = space + 1;
} else {
ss = space;
}
}
}
/* prepare argc */
ALLOC_ZVAL(argc);
argc->value.lval = count;
argc->type = IS_LONG;
INIT_PZVAL(argc);
if (PG(register_globals)) {
arr->refcount++;
argc->refcount++;
zend_hash_update(&EG(symbol_table), "argv", sizeof("argv"), &arr, sizeof(zval *), NULL);
zend_hash_add(&EG(symbol_table), "argc", sizeof("argc"), &argc, sizeof(zval *), NULL);
}
zend_hash_update(track_vars_array->value.ht, "argv", sizeof("argv"), &arr, sizeof(pval *), NULL);
zend_hash_update(track_vars_array->value.ht, "argc", sizeof("argc"), &argc, sizeof(pval *), NULL);
}
/* }}} */
/* {{{ php_handle_special_queries
*/
PHPAPI int php_handle_special_queries(TSRMLS_D)
{
if (SG(request_info).query_string && SG(request_info).query_string[0]=='='
&& PG(expose_php)) {
if (php_info_logos(SG(request_info).query_string+1)) {
return 1;
} else if (!strcmp(SG(request_info).query_string+1, PHP_CREDITS_GUID)) {
php_print_credits(PHP_CREDITS_ALL);
return 1;
}
}
return 0;
}
/* }}} */
/* {{{ php_execute_script
*/
PHPAPI int php_execute_script(zend_file_handle *primary_file TSRMLS_DC)
{
zend_file_handle *prepend_file_p, *append_file_p;
zend_file_handle prepend_file, append_file;
char *old_cwd;
EG(exit_status) = 0;
if (php_handle_special_queries(TSRMLS_C)) {
return 0;
}
#define OLD_CWD_SIZE 4096
old_cwd = do_alloca(OLD_CWD_SIZE);
old_cwd[0] = '\0';
zend_try {
#ifdef PHP_WIN32
UpdateIniFromRegistry(primary_file->filename);
#endif
PG(during_request_startup) = 0;
if (primary_file->type == ZEND_HANDLE_FILENAME
&& primary_file->filename) {
VCWD_GETCWD(old_cwd, OLD_CWD_SIZE-1);
VCWD_CHDIR_FILE(primary_file->filename);
}
if (PG(auto_prepend_file) && PG(auto_prepend_file)[0]) {
prepend_file.filename = PG(auto_prepend_file);
prepend_file.opened_path = NULL;
prepend_file.free_filename = 0;
prepend_file.type = ZEND_HANDLE_FILENAME;
prepend_file_p = &prepend_file;
} else {
prepend_file_p = NULL;
}
if (PG(auto_append_file) && PG(auto_append_file)[0]) {
append_file.filename = PG(auto_append_file);
append_file.opened_path = NULL;
append_file.free_filename = 0;
append_file.type = ZEND_HANDLE_FILENAME;
append_file_p = &append_file;
} else {
append_file_p = NULL;
}
zend_execute_scripts(ZEND_REQUIRE TSRMLS_CC, 3, prepend_file_p, primary_file, append_file_p);
} zend_end_try();
if (old_cwd[0] != '\0') {
VCWD_CHDIR(old_cwd);
}
free_alloca(old_cwd);
return EG(exit_status);
}
/* }}} */
/* {{{ php_handle_aborted_connection
*/
PHPAPI void php_handle_aborted_connection(void)
{
TSRMLS_FETCH();
PG(connection_status) = PHP_CONNECTION_ABORTED;
php_output_set_status(0);
if (!PG(ignore_user_abort)) {
zend_bailout();
}
}
/* }}} */
/* {{{ php_handle_auth_data
*/
PHPAPI int php_handle_auth_data(const char *auth TSRMLS_DC)
{
int ret = -1;
if (auth && auth[0] != '\0'
&& strncmp(auth, "Basic ", 6) == 0) {
char *pass;
char *user;
user = php_base64_decode(auth + 6, strlen(auth) - 6, NULL);
if (user) {
pass = strchr(user, ':');
if (pass) {
*pass++ = '\0';
SG(request_info).auth_user = user;
SG(request_info).auth_password = estrdup(pass);
ret = 0;
} else {
efree(user);
}
}
}
if (ret == -1)
SG(request_info).auth_user = SG(request_info).auth_password = NULL;
return ret;
}
/* }}} */
/* {{{ php_lint_script
*/
PHPAPI int php_lint_script(zend_file_handle *file TSRMLS_DC)
{
zend_op_array *op_array;
zend_try {
op_array = zend_compile_file(file, ZEND_INCLUDE TSRMLS_CC);
zend_destroy_file_handle(file TSRMLS_CC);
if (op_array) {
destroy_op_array(op_array);
efree(op_array);
return SUCCESS;
} else {
return FAILURE;
}
} zend_end_try();
return FAILURE;
}
/* }}} */
#ifdef PHP_WIN32
/* {{{ dummy_indent
just so that this symbol gets exported... */
PHPAPI void dummy_indent()
{
zend_indent();
}
/* }}} */
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 tw=78 fdm=marker
* vim<600: sw=4 ts=4 tw=78
*/
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