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php-src/main/main.c

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/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997, 1998, 1999 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.0 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_0.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> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include <stdio.h>
#include "php.h"
#ifdef MSVC5
#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 "php_ini.h"
#include "php_globals.h"
#include "main.h"
#include "fopen-wrappers.h"
#include "ext/standard/php3_standard.h"
#include "snprintf.h"
#if WIN32|WINNT
#include <io.h>
#include <fcntl.h>
#include "win32/syslog.h"
#include "win32/php_registry.h"
#else
#include <syslog.h>
#endif
#include "zend_compile.h"
#include "zend_execute.h"
#include "zend_highlight.h"
#include "zend_indent.h"
#if USE_SAPI
#include "serverapi/sapi.h"
void *gLock;
#ifndef THREAD_SAFE
struct sapi_request_info *sapi_rqst;
#endif
#endif
#include "SAPI.h"
#if MSVC5 || !defined(HAVE_GETOPT)
#include "php_getopt.h"
#endif
#ifndef ZTS
php_core_globals core_globals;
#else
PHPAPI int core_globals_id;
#endif
void _php3_build_argv(char * ELS_DC);
static void php3_timeout(int dummy);
static void php3_set_timeout(long seconds);
void *gLock; /*mutex variable */
/* True globals (no need for thread safety) */
HashTable configuration_hash;
PHPAPI char *php3_ini_path = NULL;
#ifdef ZTS
php_core_globals *main_core_globals=NULL;
#endif
#define SAFE_FILENAME(f) ((f)?(f):"-")
static PHP_INI_MH(OnSetPrecision)
{
ELS_FETCH();
EG(precision) = atoi(new_value);
return SUCCESS;
}
static PHP_INI_MH(OnChangeMaxExecutionTime)
{
int new_timeout;
if (new_value) {
new_timeout = atoi(new_value);
} else {
new_timeout = 0;
}
php3_set_timeout(new_timeout);
return SUCCESS;
}
static PHP_INI_MH(OnChangeMemoryLimit)
{
int new_limit;
if (new_value) {
new_limit = atoi(new_value);
} else {
new_limit = 2<<30; /* effectively, no limit */
}
return zend_set_memory_limit(new_limit);
}
static PHP_INI_MH(OnUpdateErrorReporting)
{
ELS_FETCH();
if (!new_value) {
EG(error_reporting) = E_ALL & ~E_NOTICE;
} else {
EG(error_reporting) = atoi(new_value);
}
return SUCCESS;
}
/* Need to convert to strings and make use of:
* DEFAULT_SHORT_OPEN_TAG
* 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"
#else
# define DEFAULT_SENDMAIL_PATH NULL
#endif
PHP_INI_BEGIN()
STD_PHP_INI_BOOLEAN("short_open_tag", "1", PHP_INI_ALL, OnUpdateInt, short_tags, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("asp_tags", "0", PHP_INI_ALL, OnUpdateInt, asp_tags, php_core_globals, core_globals)
PHP_INI_ENTRY("precision", "14", PHP_INI_ALL, OnSetPrecision)
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.string", HL_STRING_COLOR, PHP_INI_ALL, NULL, php_ini_color_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.keyword", HL_KEYWORD_COLOR, PHP_INI_ALL, NULL, php_ini_color_displayer_cb)
STD_PHP_INI_BOOLEAN("magic_quotes_gpc", "1", PHP_INI_ALL, OnUpdateInt, magic_quotes_gpc, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("magic_quotes_runtime", "0", PHP_INI_ALL, OnUpdateInt, magic_quotes_runtime, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("magic_quotes_sybase", "0", PHP_INI_ALL, OnUpdateInt, magic_quotes_sybase, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("safe_mode", "0", PHP_INI_SYSTEM, OnUpdateInt, safe_mode, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("sql.safe_mode", "0", PHP_INI_SYSTEM, OnUpdateInt, sql_safe_mode, 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_BOOLEAN("enable_dl", "1", PHP_INI_SYSTEM, OnUpdateInt, enable_dl, php_core_globals, core_globals)
PHP_INI_ENTRY("SMTP", "localhost", PHP_INI_ALL, NULL)
PHP_INI_ENTRY("sendmail_path", DEFAULT_SENDMAIL_PATH, PHP_INI_SYSTEM, NULL)
PHP_INI_ENTRY("sendmail_from", NULL, PHP_INI_ALL, NULL)
PHP_INI_ENTRY("error_reporting", NULL, PHP_INI_ALL, OnUpdateErrorReporting)
STD_PHP_INI_BOOLEAN("display_errors", "1", PHP_INI_ALL, OnUpdateInt, display_errors, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("track_errors", "0", PHP_INI_ALL, OnUpdateInt, track_errors, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("log_errors", "0", PHP_INI_ALL, OnUpdateInt, log_errors, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("error_log", NULL, PHP_INI_ALL, OnUpdateString, error_log, 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("auto_append_file", NULL, PHP_INI_ALL, OnUpdateString, auto_append_file, php_core_globals, core_globals)
STD_PHP_INI_BOOLEAN("y2k_compliance", "0", PHP_INI_ALL, OnUpdateInt, y2k_compliance, 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("user_dir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, user_dir, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("include_path", NULL, PHP_INI_ALL, OnUpdateStringUnempty, include_path, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("open_basedir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, open_basedir, php_core_globals, core_globals)
STD_PHP_INI_ENTRY("extension_dir", NULL, PHP_INI_SYSTEM, OnUpdateStringUnempty, extension_dir, php_core_globals, core_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("upload_max_filesize", "2097152", PHP_INI_ALL, OnUpdateInt, upload_max_filesize, php_core_globals, core_globals)
PHP_INI_ENTRY("browscap", NULL, PHP_INI_SYSTEM, NULL)
PHP_INI_ENTRY_EX("define_syslog_variables", "0", PHP_INI_ALL, NULL, php_ini_boolean_displayer_cb)
PHP_INI_ENTRY("max_execution_time", "30", PHP_INI_ALL, OnChangeMaxExecutionTime)
PHP_INI_ENTRY("memory_limit", "8388608", PHP_INI_ALL, OnChangeMemoryLimit)
STD_PHP_INI_BOOLEAN("track_vars", (PHP_TRACK_VARS?"1":"0"), PHP_INI_ALL, OnUpdateInt, track_vars, 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("arg_separator", "&", PHP_INI_ALL, OnUpdateStringUnempty, arg_separator, php_core_globals, core_globals)
PHP_INI_END()
/* True global (no need for thread safety */
static int module_initialized = 0;
#if APACHE
void php3_apache_puts(const char *s)
{
SLS_FETCH();
if (SG(server_context)) {
rputs(s, (request_rec *) SG(server_context));
} else {
fputs(s, stdout);
}
}
void php3_apache_putc(char c)
{
SLS_FETCH();
if (SG(server_context)) {
rputc(c, (request_rec *) SG(server_context));
} else {
fputc(c, stdout);
}
}
#endif
void php3_log_err(char *log_message)
{
FILE *log_file;
PLS_FETCH();
SLS_FETCH();
/* Try to use the specified logging location. */
if (PG(error_log) != NULL) {
#if HAVE_SYSLOG_H
if (!strcmp(PG(error_log), "syslog")) {
syslog(LOG_NOTICE, log_message);
return;
} else {
#endif
log_file = fopen(PG(error_log), "a");
if (log_file != NULL) {
fprintf(log_file, log_message);
fprintf(log_file, "\n");
fclose(log_file);
return;
}
#if HAVE_SYSLOG_H
}
#endif
}
/* Otherwise fall back to the default logging location. */
#if APACHE
if (SG(server_context)) {
#if MODULE_MAGIC_NUMBER >= 19970831
aplog_error(NULL, 0, APLOG_ERR | APLOG_NOERRNO, ((request_rec *) SG(server_context))->server, log_message);
#else
log_error(log_message, ((requset_rec *) SG(server_context))->server);
#endif
} else {
fprintf(stderr, log_message);
fprintf(stderr, "\n");
}
#endif /*APACHE */
#if CGI_BINARY
if (php3_header()) {
fprintf(stderr, log_message);
fprintf(stderr, "\n");
}
#endif
}
/* is 4K big enough? */
#define PRINTF_BUFFER_SIZE 1024*4
/* wrapper for modules to use PHPWRITE */
PHPAPI int php3_write(void *buf, int size)
{
return PHPWRITE(buf, size);
}
PHPAPI int php_printf(const char *format,...)
{
va_list args;
int ret;
char buffer[PRINTF_BUFFER_SIZE];
int size;
va_start(args, format);
size = vsprintf(buffer, format, args);
ret = PHPWRITE(buffer, size);
va_end(args);
return ret;
}
/* extended error handling function */
PHPAPI void php_error(int type, const char *format,...)
{
va_list args;
char *error_filename = NULL;
uint error_lineno;
char buffer[1024];
int size = 0;
ELS_FETCH();
PLS_FETCH();
switch (type) {
case E_CORE_ERROR:
case E_CORE_WARNING:
error_filename = NULL;
error_lineno = 0;
break;
case E_PARSE:
case E_COMPILE_ERROR:
case E_COMPILE_WARNING: {
CLS_FETCH();
error_filename = zend_get_compiled_filename();
error_lineno = CG(zend_lineno);
if (!error_filename) {
error_filename = zend_get_executed_filename(ELS_C);
}
}
break;
case E_ERROR:
case E_NOTICE:
case E_WARNING:
error_filename = zend_get_executed_filename(ELS_C);
error_lineno = zend_get_executed_lineno(ELS_C);
break;
default:
error_filename = NULL;
error_lineno = 0;
break;
}
if (!error_filename) {
error_filename = "Unknown";
}
if (EG(error_reporting) & type || (type & E_CORE)) {
char *error_type_str;
switch (type) {
case E_ERROR:
case E_CORE_ERROR:
case E_COMPILE_ERROR:
error_type_str = "Fatal error";
break;
case E_WARNING:
case E_CORE_WARNING:
case E_COMPILE_WARNING:
error_type_str = "Warning";
break;
case E_PARSE:
error_type_str = "Parse error";
break;
case E_NOTICE:
error_type_str = "Warning";
break;
default:
error_type_str = "Unknown error";
break;
}
/* get include file name */
if (PG(log_errors) || PG(display_errors)) {
va_start(args, format);
size = vsnprintf(buffer, sizeof(buffer) - 1, format, args);
va_end(args);
buffer[sizeof(buffer) - 1] = 0;
if (PG(log_errors)) {
char log_buffer[1024];
snprintf(log_buffer, 1024, "PHP %s: %s in %s on line %d", error_type_str, buffer, error_filename, error_lineno);
php3_log_err(log_buffer);
}
if (PG(display_errors)) {
char *prepend_string = INI_STR("error_prepend_string");
char *append_string = INI_STR("error_append_string");
if (prepend_string) {
PUTS(prepend_string);
}
php_printf("<br>\n<b>%s</b>: %s in <b>%s</b> on line <b>%d</b><br>\n", error_type_str, buffer, error_filename, error_lineno);
if (append_string) {
PUTS(append_string);
}
}
}
}
if (PG(track_errors)) {
pval *tmp;
va_start(args, format);
size = vsnprintf(buffer, sizeof(buffer) - 1, format, args);
va_end(args);
buffer[sizeof(buffer) - 1] = 0;
tmp = (pval *)emalloc(sizeof(pval));
INIT_PZVAL(tmp);
tmp->value.str.val = (char *) estrndup(buffer, size);
tmp->value.str.len = size;
tmp->type = IS_STRING;
zend_hash_update(EG(active_symbol_table), "php_errormsg", sizeof("php_errormsg"), (void **) & tmp, sizeof(pval *), NULL);
}
switch (type) {
case E_ERROR:
case E_CORE_ERROR:
/*case E_PARSE: the parser would return 1 (failure), we can bail out nicely */
case E_COMPILE_ERROR:
zend_bailout();
break;
}
}
#ifdef HAVE_SETITIMER
static void php3_timeout(int dummy)
{
PLS_FETCH();
php_error(E_ERROR, "Maximum execution time of %s seconds exceeded", INI_STR("max_execution_time"));
}
#endif
/* This one doesn't exists on QNX */
#ifndef SIGPROF
#define SIGPROF 27
#endif
static void php3_set_timeout(long seconds)
{
#if WIN32|WINNT
#else
# ifdef HAVE_SETITIMER
struct itimerval t_r; /* timeout requested */
t_r.it_value.tv_sec = seconds;
t_r.it_value.tv_usec = t_r.it_interval.tv_sec = t_r.it_interval.tv_usec = 0;
setitimer(ITIMER_PROF, &t_r, NULL);
signal(SIGPROF, php3_timeout);
# endif
#endif
}
static void php3_unset_timeout()
{
#if WIN32|WINNT
#else
# ifdef HAVE_SETITIMER
struct itimerval no_timeout;
no_timeout.it_value.tv_sec = no_timeout.it_value.tv_usec = no_timeout.it_interval.tv_sec = no_timeout.it_interval.tv_usec = 0;
setitimer(ITIMER_PROF, &no_timeout, NULL);
# endif
#endif
}
PHP_FUNCTION(set_time_limit)
{
pval *new_timeout;
PLS_FETCH();
if (PG(safe_mode)) {
php_error(E_WARNING, "Cannot set time limit in safe mode");
RETURN_FALSE;
}
if (ARG_COUNT(ht) != 1 || getParameters(ht, 1, &new_timeout) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(new_timeout);
/* FIXME ** This is BAD...in a threaded situation, any user
can set the timeout for php on a server wide basis.
INI variables should not be reset via a user script
Fix what? At least on Unix, timers like these are
per-thread timers. Well, with a little work they will
be. If we use a bound thread and proper masking it
should work fine. Is this FIXME a WIN32 problem? Is
there no way to do per-thread timers on WIN32?
*/
php3_unset_timeout();
php3_set_timeout(new_timeout->value.lval);
}
static FILE *php_fopen_wrapper_for_zend(const char *filename)
{
int issock=0, socketd=0;
int old_chunk_size;
FILE *retval;
old_chunk_size = _php3_sock_set_def_chunk_size(1);
retval=php3_fopen_wrapper((char *) filename, "r", USE_PATH|IGNORE_URL_WIN, &issock, &socketd);
_php3_sock_set_def_chunk_size(old_chunk_size);
if (issock) {
retval = fdopen(socketd, "r");
}
return retval;
}
static int php_get_ini_entry_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;
}
}
static void php_message_handler_for_zend(long message, void *data)
{
switch (message) {
case ZMSG_ENABLE_TRACK_VARS: {
PLS_FETCH();
PG(track_vars) = 1;
}
break;
case ZMSG_FAILED_INCLUDE_FOPEN: {
PLS_FETCH();
php_error(E_WARNING, "Failed opening '%s' for inclusion (include_path='%s')", php3_strip_url_passwd((char *) data), STR_PRINT(PG(include_path)));
}
break;
case ZMSG_FAILED_REQUIRE_FOPEN: {
PLS_FETCH();
php_error(E_COMPILE_ERROR, "Failed opening required '%s' (include_path='%s')", php3_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", php3_strip_url_passwd((char *) data));
break;
case ZMSG_MEMORY_LEAK_DETECTED:
case ZMSG_MEMORY_LEAK_REPEATED: {
ELS_FETCH();
SLS_FETCH();
if (EG(error_reporting)&E_WARNING) {
#if ZEND_DEBUG
char memory_leak_buf[512];
SLS_FETCH();
if (message==ZMSG_MEMORY_LEAK_DETECTED) {
mem_header *t = (mem_header *) data;
void *ptr = (void *)((char *)t+sizeof(mem_header)+PLATFORM_PADDING);
#if WIN32||WINNT
snprintf(memory_leak_buf, 512, "%s(%d) : Freeing 0x%0.8X (%d bytes), script=%s\n", t->filename, t->lineno, (unsigned long)ptr, t->size, SAFE_FILENAME(SG(request_info).path_translated));
#else
snprintf(memory_leak_buf, 512, "%s: Freeing 0x%0.8lX (%d bytes), allocated in %s on line %d<br>\n", SAFE_FILENAME(SG(request_info).path_translated), (unsigned long)ptr, t->size,t->filename,t->lineno);
#endif
} else {
unsigned long leak_count = (unsigned long) data;
#if WIN32||WINNT
snprintf(memory_leak_buf, 512, "Last leak repeated %ld time%s\n", leak_count, (leak_count>1?"s":""));
#else
snprintf(memory_leak_buf, 512, "%s: Last leak repeated %ld time%s\n", SAFE_FILENAME(SG(request_info).path_translated), leak_count, (leak_count>1?"s":""));
#endif
}
# if WIN32||WINNT
OutputDebugString(memory_leak_buf);
# else
fprintf(stderr, memory_leak_buf);
# endif
#endif
}
}
break;
case ZMSG_LOG_SCRIPT_NAME: {
SLS_FETCH();
fprintf(stderr, "Script: '%s'\n", SAFE_FILENAME(SG(request_info).path_translated));
}
break;
}
}
int php_request_startup(CLS_D ELS_DC PLS_DC SLS_DC)
{
zend_output_startup();
#if APACHE
/*
* For the Apache module version, this bit of code registers a cleanup
* function that gets triggered when our request pool is destroyed.
* We need this because at any point in our code we can be interrupted
* and that may happen before we have had time to free our memory.
* The php3_shutdown function needs to free all outstanding allocated
* memory.
*/
block_alarms();
register_cleanup(((request_rec *) SG(server_context))->pool, NULL, php_request_shutdown, php_request_shutdown_for_exec);
unblock_alarms();
#endif
/* initialize global variables */
{
PG(header_is_being_sent)=0;
}
if (php3_init_request_info(NULL)) {
php_printf("Unable to initialize request info.\n");
return FAILURE;
}
zend_activate(CLS_C ELS_CC);
sapi_activate(SLS_C);
if (SG(request_info).auth_user) {
zval *auth_user;
MAKE_STD_ZVAL(auth_user);
auth_user->type = IS_STRING;
auth_user->value.str.val = SG(request_info).auth_user;
auth_user->value.str.len = strlen(auth_user->value.str.val);
zend_hash_update(&EG(symbol_table), "PHP_AUTH_USER", sizeof("PHP_AUTH_USER"), &auth_user, sizeof(zval *), NULL);
}
if (SG(request_info).auth_password) {
zval *auth_password;
MAKE_STD_ZVAL(auth_password);
auth_password->type = IS_STRING;
auth_password->value.str.val = SG(request_info).auth_password;
auth_password->value.str.len = strlen(auth_password->value.str.val);
zend_hash_update(&EG(symbol_table), "PHP_AUTH_PW", sizeof("PHP_AUTH_PW"), &auth_password, sizeof(zval *), NULL);
}
return SUCCESS;
}
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);
}
int return_one(void *p)
{
return 1;
}
void php_request_shutdown(void *dummy)
{
CLS_FETCH();
ELS_FETCH();
PLS_FETCH();
SLS_FETCH();
sapi_send_headers();
zend_end_ob_buffering(1);
php3_call_shutdown_functions();
php_ini_rshutdown();
zend_deactivate(CLS_C ELS_CC);
sapi_deactivate(SLS_C);
php3_destroy_request_info(NULL);
shutdown_memory_manager(CG(unclean_shutdown), 0);
php3_unset_timeout();
#if CGI_BINARY
fflush(stdout);
if(request_info.php_argv0) {
free(request_info.php_argv0);
request_info.php_argv0 = NULL;
}
#endif
}
static int php3_config_ini_startup()
{
if (php3_init_config() == FAILURE) {
php_printf("PHP: Unable to parse configuration file.\n");
return FAILURE;
}
return SUCCESS;
}
static void php3_config_ini_shutdown()
{
php3_shutdown_config();
}
#ifdef ZTS
static core_globals_ctor(php_core_globals *core_globals)
{
if (main_core_globals) {
*core_globals = *main_core_globals;
}
}
#endif
static int zend_body_write_wrapper(const char *str, uint str_length)
{
return zend_body_write(str, str_length);
}
int php_module_startup(sapi_module_struct *sf)
{
zend_utility_functions zuf;
zend_utility_values zuv;
int module_number=0; /* for REGISTER_INI_ENTRIES() */
#ifdef ZTS
php_core_globals *core_globals;
sapi_globals_struct *sapi_globals = ts_resource(sapi_globals_id);
#endif
#if (WIN32|WINNT) && !(USE_SAPI)
WORD wVersionRequested = MAKEWORD(2, 0);
WSADATA wsaData;
#endif
ELS_FETCH();
SG(server_context) = NULL;
SG(request_info).request_method = NULL;
sapi_activate(SLS_C);
if (module_initialized) {
return SUCCESS;
}
EG(error_reporting) = E_ALL & ~E_NOTICE;
sapi_module = *sf;
zend_output_startup();
zuf.error_function = php_error;
zuf.printf_function = php_printf;
zuf.write_function = zend_body_write_wrapper;
zuf.fopen_function = php_fopen_wrapper_for_zend;
zuf.message_handler = php_message_handler_for_zend;
zuf.block_interruptions = BLOCK_INTERRUPTIONS;
zuf.unblock_interruptions = UNBLOCK_INTERRUPTIONS;
zuf.get_ini_entry = php_get_ini_entry_for_zend;
zend_startup(&zuf, NULL);
#ifdef ZTS
core_globals_id = ts_allocate_id(sizeof(php_core_globals), core_globals_ctor, NULL);
core_globals = ts_resource(core_globals_id);
main_core_globals = core_globals;
#endif
PG(header_is_being_sent) = 0;
SG(request_info).headers_only = 0;
#if HAVE_SETLOCALE
setlocale(LC_CTYPE, "");
#endif
#if (WIN32|WINNT) && !(USE_SAPI)
/* start up winsock services */
if (WSAStartup(wVersionRequested, &wsaData) != 0) {
php_printf("\nwinsock.dll unusable. %d\n", WSAGetLastError());
return FAILURE;
}
#endif
SET_MUTEX(gLock);
le_index_ptr = _register_list_destructors(NULL, NULL, 0);
FREE_MUTEX(gLock);
if (php3_config_ini_startup() == FAILURE) {
return FAILURE;
}
php_ini_mstartup();
REGISTER_INI_ENTRIES();
zuv.short_tags = (unsigned char) PG(short_tags);
zuv.asp_tags = (unsigned char) PG(asp_tags);
zend_set_utility_values(&zuv);
if (module_startup_modules() == FAILURE) {
php_printf("Unable to start modules\n");
return FAILURE;
}
module_initialized = 1;
sapi_deactivate(SLS_C);
return SUCCESS;
}
void php_module_shutdown_for_exec()
{
/* used to close fd's in the range 3.255 here, but it's problematic */
}
int php_module_shutdown_wrapper(sapi_module_struct *sapi_globals)
{
php_module_shutdown();
return SUCCESS;
}
void php_module_shutdown()
{
int module_number=0; /* for UNREGISTER_INI_ENTRIES() */
CLS_FETCH();
ELS_FETCH();
if (!module_initialized) {
return;
}
#if !USE_SAPI
/* close down the ini config */
php3_config_ini_shutdown();
#endif
#if (WIN32|WINNT) && !(USE_SAPI)
/*close winsock */
WSACleanup();
#endif
#if CGI_BINARY
fflush(stdout);
#endif
#if 0 /* SAPI */
sapi_rqst->flush(sapi_rqst->scid);
#endif
zend_shutdown();
UNREGISTER_INI_ENTRIES();
php_ini_mshutdown();
shutdown_memory_manager(0, 1);
module_initialized = 0;
}
/* in 3.1 some of this should move into sapi */
int zend_hash_environment(PLS_D ELS_DC)
{
char **env, *p, *t;
unsigned char _gpc_flags[3] = {0,0,0};
pval *tmp;
SLS_FETCH();
p = PG(gpc_order);
while(*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")) {
php3_treat_data(PARSE_POST, NULL); /* POST Data */
_gpc_flags[0]=1;
}
break;
case 'c':
case 'C':
if (!_gpc_flags[1]) {
php3_treat_data(PARSE_COOKIE, NULL); /* Cookie Data */
_gpc_flags[1]=1;
}
break;
case 'g':
case 'G':
if (!_gpc_flags[2]) {
php3_treat_data(PARSE_GET, NULL); /* GET Data */
_gpc_flags[2]=1;
}
break;
}
}
for (env = environ; env != NULL && *env != NULL; env++) {
p = strchr(*env, '=');
if (!p) { /* malformed entry? */
continue;
}
t = estrndup(*env, p - *env);
tmp = (pval *) emalloc(sizeof(pval));
tmp->value.str.len = strlen(p + 1);
tmp->value.str.val = estrndup(p + 1, tmp->value.str.len);
tmp->type = IS_STRING;
INIT_PZVAL(tmp);
/* environmental variables never take precedence over get/post/cookie variables */
zend_hash_add(&EG(symbol_table), t, p - *env + 1, &tmp, sizeof(pval *), NULL);
efree(t);
}
#if APACHE
{
pval **tmp_ptr;
register int i;
array_header *arr = table_elts(((request_rec *) SG(server_context))->subprocess_env);
table_entry *elts = (table_entry *) arr->elts;
int len;
for (i = 0; i < arr->nelts; i++) {
len = strlen(elts[i].key);
t = elts[i].key;
tmp = (pval *) emalloc(sizeof(pval));
if (elts[i].val) {
tmp->value.str.len = strlen(elts[i].val);
tmp->value.str.val = estrndup(elts[i].val, tmp->value.str.len);
} else {
tmp->value.str.len = 0;
tmp->value.str.val = empty_string;
}
INIT_PZVAL(tmp);
tmp->type = IS_STRING;
zend_hash_update(&EG(symbol_table), t, strlen(t)+1, &tmp, sizeof(pval *), NULL);
}
/* insert special variables */
if (zend_hash_find(&EG(symbol_table), "SCRIPT_FILENAME", sizeof("SCRIPT_FILENAME"), (void **) &tmp_ptr) == SUCCESS) {
(*tmp_ptr)->refcount++;
zend_hash_update(&EG(symbol_table), "PATH_TRANSLATED", sizeof("PATH_TRANSLATED"), tmp_ptr, sizeof(pval *), NULL);
}
tmp = (pval *) emalloc(sizeof(pval));
tmp->value.str.len = strlen(((request_rec *) SG(server_context))->uri);
tmp->value.str.val = estrndup(((request_rec *) SG(server_context))->uri, tmp->value.str.len);
INIT_PZVAL(tmp);
tmp->type = IS_STRING;
zend_hash_update(&EG(symbol_table), "PHP_SELF", sizeof("PHP_SELF"), (void *) &tmp, sizeof(pval *), NULL);
}
#else
{
/* Build the special-case PHP_SELF variable for the CGI version */
char *pi;
#if FORCE_CGI_REDIRECT
pi = SG(request_info).request_uri;
tmp = (pval *) emalloc(sizeof(pval));
tmp->value.str.val = emalloc(((pi)?strlen(pi):0) + 1);
tmp->value.str.len = php_sprintf(tmp->value.str.val, "%s", (pi ? pi : "")); /* SAFE */
tmp->type = IS_STRING;
INIT_PZVAL(tmp);
#else
int l = 0;
char *sn;
sn = request_info.script_name;
pi = SG(request_info).request_uri;
if (sn)
l += strlen(sn);
if (pi)
l += strlen(pi);
if (pi && sn && !strcmp(pi, sn)) {
l -= strlen(pi);
pi = NULL;
}
tmp = (pval *) emalloc(sizeof(pval));
tmp->value.str.val = emalloc(l + 1);
tmp->value.str.len = php_sprintf(tmp->value.str.val, "%s%s", (sn ? sn : ""), (pi ? pi : "")); /* SAFE */
tmp->type = IS_STRING;
INIT_PZVAL(tmp);
#endif
zend_hash_update(&EG(symbol_table), "PHP_SELF", sizeof("PHP_SELF"), (void *) & tmp, sizeof(pval *), NULL);
}
#endif
/* need argc/argv support as well */
_php3_build_argv(SG(request_info).query_string ELS_CC);
return SUCCESS;
}
void _php3_build_argv(char *s ELS_DC)
{
pval *arr, *tmp;
int count = 0;
char *ss, *space;
arr = (pval *) emalloc(sizeof(pval));
arr->value.ht = (HashTable *) emalloc(sizeof(HashTable));
if (zend_hash_init(arr->value.ht, 0, NULL, PVAL_PTR_DTOR, 0) == FAILURE) {
php_error(E_WARNING, "Unable to create argv array");
} else {
arr->type = IS_ARRAY;
INIT_PZVAL(arr);
zend_hash_update(&EG(symbol_table), "argv", sizeof("argv"), &arr, sizeof(pval *), NULL);
}
/* now pick out individual entries */
ss = s;
while (ss) {
space = strchr(ss, '+');
if (space) {
*space = '\0';
}
/* auto-type */
tmp = (pval *) emalloc(sizeof(pval));
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;
}
}
tmp = (pval *) emalloc(sizeof(pval));
tmp->value.lval = count;
tmp->type = IS_LONG;
INIT_PZVAL(tmp);
zend_hash_add(&EG(symbol_table), "argc", sizeof("argc"), &tmp, sizeof(pval *), NULL);
}
#include "logos.h"
PHPAPI void php_execute_script(zend_file_handle *primary_file CLS_DC ELS_DC PLS_DC)
{
zend_file_handle *prepend_file_p, *append_file_p;
zend_file_handle prepend_file, append_file;
SLS_FETCH();
if (SG(request_info).query_string && SG(request_info).query_string[0]=='=') {
if (!strcmp(SG(request_info).query_string+1, "PHPE9568F34-D428-11d2-A769-00AA001ACF42")) {
char *header_line = estrndup(CONTEXT_TYPE_IMAGE_GIF, sizeof(CONTEXT_TYPE_IMAGE_GIF));
php4i_add_header_information(header_line, sizeof(CONTEXT_TYPE_IMAGE_GIF)-1);
PHPWRITE(php4_logo, sizeof(php4_logo));
return;
} else if (!strcmp(SG(request_info).query_string+1, "PHPE9568F35-D428-11d2-A769-00AA001ACF42")) {
char *header_line = estrndup(CONTEXT_TYPE_IMAGE_GIF, sizeof(CONTEXT_TYPE_IMAGE_GIF));
php4i_add_header_information(header_line, sizeof(CONTEXT_TYPE_IMAGE_GIF)-1);
PHPWRITE(zend_logo, sizeof(zend_logo));
return;
} else if (!strcmp(SG(request_info).query_string+1, "PHPB8B5F2A0-3C92-11d3-A3A9-4C7B08C10000")) {
php_print_credits(PHP_CREDITS_ALL);
return;
}
}
if (setjmp(EG(bailout))!=0) {
return;
}
zend_hash_environment(PLS_C ELS_CC);
#if WIN32||WINNT
UpdateIniFromRegistry(primary_file->filename);
#endif
if (PG(auto_prepend_file) && PG(auto_prepend_file)[0]) {
prepend_file.filename = PG(auto_prepend_file);
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.type = ZEND_HANDLE_FILENAME;
append_file_p = &append_file;
} else {
append_file_p = NULL;
}
EG(main_op_array) = zend_compile_files(0 CLS_CC, 3, prepend_file_p, primary_file, append_file_p);
if (EG(main_op_array)) {
EG(active_op_array) = EG(main_op_array);
zend_execute(EG(main_op_array) ELS_CC);
}
}
/* some systems are missing these from their header files */
#if APACHE
PHPAPI int apache_php_module_main(request_rec *r, int fd, int display_source_mode SLS_DC)
{
zend_file_handle file_handle;
#ifdef ZTS
zend_compiler_globals cg;
zend_executor_globals eg;
php_core_globals pcg;
zend_compiler_globals *compiler_globals=&cg;
zend_executor_globals *executor_globals=&eg;
php_core_globals *core_globals=&pcg;
#endif
SLS_FETCH();
if (php_request_startup(CLS_C ELS_CC PLS_CC SLS_CC) == FAILURE) {
return FAILURE;
}
php3_TreatHeaders();
file_handle.type = ZEND_HANDLE_FD;
file_handle.handle.fd = fd;
file_handle.filename = SG(request_info).path_translated;
if (display_source_mode) {
zend_syntax_highlighter_ini syntax_highlighter_ini;
if (open_file_for_scanning(&file_handle CLS_CC)==SUCCESS) {
php_get_highlight_struct(&syntax_highlighter_ini);
zend_highlight(&syntax_highlighter_ini);
fclose(file_handle.handle.fp);
return OK;
} else {
return NOT_FOUND;
}
} else {
(void) php_execute_script(&file_handle CLS_CC ELS_CC);
}
php3_header(); /* Make sure headers have been sent */
zend_end_ob_buffering(1);
return (OK);
}
#endif /* APACHE */
#if WIN32||WINNT
/* just so that this symbol gets exported... */
PHPAPI void dummy_indent()
{
zend_indent();
}
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/
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