diff options
Diffstat (limited to 'ext/standard/pageinfo.c')
| -rw-r--r-- | ext/standard/pageinfo.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/ext/standard/pageinfo.c b/ext/standard/pageinfo.c new file mode 100644 index 0000000000..2c072c7b35 --- /dev/null +++ b/ext/standard/pageinfo.c @@ -0,0 +1,159 @@ +/* + +----------------------------------------------------------------------+ + | PHP HTML Embedded Scripting Language Version 3.0 | + +----------------------------------------------------------------------+ + | Copyright (c) 1997,1998 PHP Development Team (See Credits file) | + +----------------------------------------------------------------------+ + | This program is free software; you can redistribute it and/or modify | + | it under the terms of one of the following licenses: | + | | + | A) the GNU General Public License as published by the Free Software | + | Foundation; either version 2 of the License, or (at your option) | + | any later version. | + | | + | B) the PHP License as published by the PHP Development Team and | + | included in the distribution in the file: LICENSE | + | | + | This program is distributed in the hope that it will be useful, | + | but WITHOUT ANY WARRANTY; without even the implied warranty of | + | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | + | GNU General Public License for more details. | + | | + | You should have received a copy of both licenses referred to here. | + | If you did not, or have any questions about PHP licensing, please | + | contact core@php.net. | + +----------------------------------------------------------------------+ + | Authors: Jim Winstead <jimw@php.net> | + +----------------------------------------------------------------------+ + */ +/* $Id$ */ +#ifdef THREAD_SAFE +#include "tls.h" +#endif +#include "php.h" +#include "pageinfo.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; +#endif + TLS_VARS; + +#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. */ + GLOBAL(page_uid) = GLOBAL(php3_rqst)->finfo.st_uid; + GLOBAL(page_inode) = GLOBAL(php3_rqst)->finfo.st_ino; + GLOBAL(page_mtime) = GLOBAL(php3_rqst)->finfo.st_mtime; +#else + if (GLOBAL(page_uid) == -1) { + path = GLOBAL(request_info).filename; + if (path != NULL) { + if (stat(path, &sb) == -1) { + php3_error(E_WARNING, "Unable to find file: '%s'", path); + return; + } + GLOBAL(page_uid) = sb.st_uid; + GLOBAL(page_inode) = sb.st_ino; + GLOBAL(page_mtime) = sb.st_mtime; + } + } +#endif +} + +long _php3_getuid(void) +{ + TLS_VARS; + _php3_statpage(); + return (GLOBAL(page_uid)); +} + +/* {{{ proto int getmyuid(void) + Get PHP script owner's UID */ +void php3_getmyuid(INTERNAL_FUNCTION_PARAMETERS) +{ + long uid; + TLS_VARS; + + uid = _php3_getuid(); + if (uid < 0) { + RETURN_FALSE; + } else { + RETURN_LONG(uid); + } +} +/* }}} */ + +/* {{{ proto int getmypid(void) + Get current process ID */ +void php3_getmypid(INTERNAL_FUNCTION_PARAMETERS) +{ + int pid; + TLS_VARS; + + 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 */ +void php3_getmyinode(INTERNAL_FUNCTION_PARAMETERS) +{ + TLS_VARS; + + _php3_statpage(); + if (GLOBAL(page_inode) < 0) { + RETURN_FALSE; + } else { + RETURN_LONG(GLOBAL(page_inode)); + } +} +/* }}} */ + +/* {{{ proto int getlastmod(void) + Get time of last page modification */ +void php3_getlastmod(INTERNAL_FUNCTION_PARAMETERS) +{ + TLS_VARS; + + _php3_statpage(); + if (GLOBAL(page_mtime) < 0) { + RETURN_FALSE; + } else { + RETURN_LONG(GLOBAL(page_mtime)); + } +} +/* }}} */ |