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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: Jim Winstead <jimw@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "php.h"
#include "pageinfo.h"
#include "SAPI.h"
#include <stdio.h>
#include <stdlib.h>
#if HAVE_PWD_H
#if MSVC5
#include "win32/pwd.h"
#else
#include <pwd.h>
#endif
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/stat.h>
#if MSVC5
#include <process.h>
#endif
#ifndef THREAD_SAFE
static long page_uid = -1;
static long page_inode = -1;
static long page_mtime = -1;
#endif
static void _php3_statpage(void)
{
#if !APACHE
char *path;
struct stat sb;
#else
request_rec *r;
SLS_FETCH();
r = ((request_rec *) SG(server_context));
#endif
#if APACHE
/* Apache has already gone through the trouble of doing
the stat(), so the only real overhead is copying three
values. We can afford it, and it means we don't have to
worry about resetting the static variables after every
hit. */
page_uid = r ->finfo.st_uid;
page_inode = r->finfo.st_ino;
page_mtime = r->finfo.st_mtime;
#else
if (page_uid == -1) {
SLS_FETCH();
path = SG(request_info).path_translated;
if (path != NULL) {
if (stat(path, &sb) == -1) {
php3_error(E_WARNING, "Unable to find file: '%s'", path);
return;
}
page_uid = sb.st_uid;
page_inode = sb.st_ino;
page_mtime = sb.st_mtime;
}
}
#endif
}
long _php3_getuid(void)
{
_php3_statpage();
return (page_uid);
}
/* {{{ proto int getmyuid(void)
Get PHP script owner's UID */
PHP_FUNCTION(getmyuid)
{
long uid;
uid = _php3_getuid();
if (uid < 0) {
RETURN_FALSE;
} else {
RETURN_LONG(uid);
}
}
/* }}} */
/* {{{ proto int getmypid(void)
Get current process ID */
PHP_FUNCTION(getmypid)
{
int pid;
pid = getpid();
if (pid < 0) {
RETURN_FALSE;
} else {
RETURN_LONG((long) pid);
}
}
/* }}} */
/* {{{ proto int getmyinode(void)
Get the inode of the current script being parsed */
PHP_FUNCTION(getmyinode)
{
_php3_statpage();
if (page_inode < 0) {
RETURN_FALSE;
} else {
RETURN_LONG(page_inode);
}
}
/* }}} */
/* {{{ proto int getlastmod(void)
Get time of last page modification */
PHP_FUNCTION(getlastmod)
{
_php3_statpage();
if (page_mtime < 0) {
RETURN_FALSE;
} else {
RETURN_LONG(page_mtime);
}
}
/* }}} */
|
