php_apache.c

php-4.4.7学习linux时下载的源代码

/*
   +----------------------------------------------------------------------+
   | PHP Version 4                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2007 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | [e-mail] so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Authors: Rasmus Lerdorf <[e-mail]>                       |
   |          Stig S鎡her Bakken <[e-mail]>                            |
   |          David Sklar <[e-mail]>                             |
   +----------------------------------------------------------------------+
 */
/* $Id: php_apache.c,v 1.69.2.5.4.4 2007/03/05 21:59:02 stas Exp $ */

#include "php_apache_http.h"

#if defined(PHP_WIN32) || defined(NETWARE)
#include "zend.h"
#include "ap_compat.h"
#endif

#ifdef ZTS
int php_apache_info_id;
#else
php_apache_info_struct php_apache_info;
#endif

#define SECTION(name)  PUTS("<h2>" name "</h2>\n")

extern module *top_module;

PHP_FUNCTION(virtual);
PHP_FUNCTION(apache_request_headers);
PHP_FUNCTION(apache_response_headers);
PHP_FUNCTION(apachelog);
PHP_FUNCTION(apache_note);
PHP_FUNCTION(apache_lookup_uri);
PHP_FUNCTION(apache_child_terminate);
PHP_FUNCTION(apache_setenv);
PHP_FUNCTION(apache_get_version);

PHP_MINFO_FUNCTION(apache);

function_entry apache_functions[] = {
	PHP_FE(virtual,									NULL)
	PHP_FE(apache_request_headers,					NULL)
	PHP_FE(apache_note,								NULL)
	PHP_FE(apache_lookup_uri,						NULL)
	PHP_FE(apache_child_terminate,					NULL)
	PHP_FE(apache_setenv,							NULL)
	PHP_FE(apache_response_headers,					NULL)
	PHP_FE(apache_get_version,						NULL)
	PHP_FALIAS(getallheaders, apache_request_headers, NULL)
	{NULL, NULL, NULL}
};


PHP_INI_BEGIN()
	STD_PHP_INI_ENTRY("xbithack",			"0",				PHP_INI_ALL,		OnUpdateInt,		xbithack, php_apache_info_struct, php_apache_info)
	STD_PHP_INI_ENTRY("engine",				"1",				PHP_INI_ALL,		OnUpdateInt,		engine, php_apache_info_struct, php_apache_info)
	STD_PHP_INI_ENTRY("last_modified",		"0",				PHP_INI_ALL,		OnUpdateInt,		last_modified, php_apache_info_struct, php_apache_info)
	STD_PHP_INI_ENTRY("child_terminate",	"0",				PHP_INI_ALL,		OnUpdateInt,		terminate_child, php_apache_info_struct, php_apache_info)
PHP_INI_END()



static void php_apache_globals_ctor(php_apache_info_struct *apache_globals TSRMLS_DC)
{
	apache_globals->in_request = 0;
}

static PHP_MINIT_FUNCTION(apache)
{
#ifdef ZTS
	ts_allocate_id(&php_apache_info_id, sizeof(php_apache_info_struct), (ts_allocate_ctor) php_apache_globals_ctor, NULL);
#else
	php_apache_globals_ctor(&php_apache_info TSRMLS_CC);
#endif
	REGISTER_INI_ENTRIES();
	return SUCCESS;
}


static PHP_MSHUTDOWN_FUNCTION(apache)
{
	UNREGISTER_INI_ENTRIES();
	return SUCCESS;
}

zend_module_entry apache_module_entry = {
	STANDARD_MODULE_HEADER,
	"apache", 
	apache_functions, 
	PHP_MINIT(apache), 
	PHP_MSHUTDOWN(apache), 
	NULL, 
	NULL, 
	PHP_MINFO(apache), 
	NO_VERSION_YET,
	STANDARD_MODULE_PROPERTIES
};

/* {{{ proto bool apache_child_terminate(void)
   Terminate apache process after this request */
PHP_FUNCTION(apache_child_terminate)
{
#ifndef MULTITHREAD
	if (AP(terminate_child)) {
		ap_child_terminate( ((request_rec *)SG(server_context)) );
		RETURN_TRUE;
	} else { /* tell them to get lost! */
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "This function is disabled");
		RETURN_FALSE;
	}
#else
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "This function is not supported in this build");
		RETURN_FALSE;
#endif
}
/* }}} */

/* {{{ proto string apache_note(string note_name [, string note_value])
   Get and set Apache request notes */
PHP_FUNCTION(apache_note)
{
	pval **arg_name, **arg_val;
	char *note_val;
	int arg_count = ARG_COUNT(ht);

	if (arg_count<1 || arg_count>2 ||
		zend_get_parameters_ex(arg_count, &arg_name, &arg_val) ==FAILURE ) {
		WRONG_PARAM_COUNT;
	}
	
	convert_to_string_ex(arg_name);
	note_val = (char *) table_get(((request_rec *)SG(server_context))->notes, (*arg_name)->value.str.val);
	
	if (arg_count == 2) {
		convert_to_string_ex(arg_val);
		table_set(((request_rec *)SG(server_context))->notes, (*arg_name)->value.str.val, (*arg_val)->value.str.val);
	}

	if (note_val) {
		RETURN_STRING(note_val, 1);
	} else {
		RETURN_FALSE;
	}
}
/* }}} */

/* {{{ PHP_MINFO_FUNCTION
 */
PHP_MINFO_FUNCTION(apache)
{
	char *apv = (char *) ap_get_server_version();
	module *modp = NULL;
	char output_buf[128];
#if !defined(WIN32) && !defined(WINNT)
	char name[64];
	char modulenames[1024];
	char *p;
#endif
	server_rec *serv;
	extern char server_root[MAX_STRING_LEN];
	extern uid_t user_id;
	extern char *user_name;
	extern gid_t group_id;
	extern int max_requests_per_child;

	serv = ((request_rec *) SG(server_context))->server;

	php_info_print_table_start();

#ifdef PHP_WIN32
	php_info_print_table_row(1, "Apache for Windows 95/NT");
	php_info_print_table_end();
	php_info_print_table_start();
#elif defined(NETWARE)
	php_info_print_table_row(1, "Apache for NetWare");
	php_info_print_table_end();
	php_info_print_table_start();
#else
	php_info_print_table_row(2, "APACHE_INCLUDE", PHP_APACHE_INCLUDE);
	php_info_print_table_row(2, "APACHE_TARGET", PHP_APACHE_TARGET);
#endif

	if (apv && *apv) {
		php_info_print_table_row(2, "Apache Version", apv);
	} 

#ifdef APACHE_RELEASE
	sprintf(output_buf, "%d", APACHE_RELEASE);
	php_info_print_table_row(2, "Apache Release", output_buf);
#endif
	sprintf(output_buf, "%d", MODULE_MAGIC_NUMBER);
	php_info_print_table_row(2, "Apache API Version", output_buf);
	snprintf(output_buf, sizeof(output_buf), "%s:%u", serv->server_hostname, serv->port);
	php_info_print_table_row(2, "Hostname:Port", output_buf);
#if !defined(WIN32) && !defined(WINNT)
	snprintf(output_buf, sizeof(output_buf), "%s(%d)/%d", user_name, (int)user_id, (int)group_id);
	php_info_print_table_row(2, "User/Group", output_buf);
	sprintf(output_buf, "Per Child: %d - Keep Alive: %s - Max Per Connection: %d", max_requests_per_child, serv->keep_alive ? "on":"off", serv->keep_alive_max);
	php_info_print_table_row(2, "Max Requests", output_buf);
#endif
	sprintf(output_buf, "Connection: %d - Keep-Alive: %d", serv->timeout, serv->keep_alive_timeout);
	php_info_print_table_row(2, "Timeouts", output_buf);
#if !defined(WIN32) && !defined(WINNT)
/*
	This block seems to be working on NetWare; But it seems to be showing
	all modules instead of just the loaded ones
*/
	php_info_print_table_row(2, "Server Root", server_root);

	strcpy(modulenames, "");
	for(modp = top_module; modp; modp = modp->next) {
		strlcpy(name, modp->name, sizeof(name));
		if ((p = strrchr(name, '.'))) {
			*p='\0'; /* Cut off ugly .c extensions on module names */
		}
		strlcat(modulenames, name, sizeof(modulenames));
		if (modp->next) {
			strlcat(modulenames, ", ", sizeof(modulenames));
		}
	}
	php_info_print_table_row(2, "Loaded Modules", modulenames);
#endif

	php_info_print_table_end();

	DISPLAY_INI_ENTRIES();

	{
		register int i;
		array_header *arr;
		table_entry *elts;
		request_rec *r;

		r = ((request_rec *) SG(server_context));
		arr = table_elts(r->subprocess_env);
		elts = (table_entry *)arr->elts;
		
		SECTION("Apache Environment");
		php_info_print_table_start();	
		php_info_print_table_header(2, "Variable", "Value");
		for (i=0; i < arr->nelts; i++) {
			php_info_print_table_row(2, elts[i].key, elts[i].val);
		}
		php_info_print_table_end();	
	}

	{
		array_header *env_arr;
		table_entry *env;
		int i;
		request_rec *r;