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|
/*
+----------------------------------------------------------------------+
| Copyright (c) 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: |
| https://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 |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Anatol Belski <ab@php.net> |
+----------------------------------------------------------------------+
*/
#include "php.h"
#include "ipc.h"
#include <windows.h>
#include <sys/stat.h>
#include "ioutil.h"
PHP_WIN32_IPC_API key_t
ftok(const char *pathname, int proj_id)
{/*{{{*/
HANDLE fh;
struct _stat st;
BY_HANDLE_FILE_INFORMATION bhfi;
key_t ret;
PHP_WIN32_IOUTIL_INIT_W(pathname)
if (!pathw) {
return (key_t)-1;
}
if (_wstat(pathw, &st) < 0) {
PHP_WIN32_IOUTIL_CLEANUP_W()
return (key_t)-1;
}
if ((fh = CreateFileW(pathw, FILE_GENERIC_READ, PHP_WIN32_IOUTIL_DEFAULT_SHARE_MODE, 0, OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE) {
PHP_WIN32_IOUTIL_CLEANUP_W()
return (key_t)-1;
}
if (!GetFileInformationByHandle(fh, &bhfi)) {
PHP_WIN32_IOUTIL_CLEANUP_W()
CloseHandle(fh);
return (key_t)-1;
}
ret = (key_t) ((proj_id & 0xff) << 24 | (st.st_dev & 0xff) << 16 | (bhfi.nFileIndexLow & 0xffff));
CloseHandle(fh);
PHP_WIN32_IOUTIL_CLEANUP_W()
return ret;
}/*}}}*/
|
