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71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP Version 7 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997-2018 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Author: Anatol Belski <ab@php.net> |
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+----------------------------------------------------------------------+
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*/
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#include "ipc.h"
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#include <windows.h>
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#include <sys/stat.h>
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#include "ioutil.h"
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PHP_WIN32_IPC_API key_t
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ftok(const char *pathname, int proj_id)
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{/*{{{*/
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HANDLE fh;
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struct _stat st;
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BY_HANDLE_FILE_INFORMATION bhfi;
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key_t ret;
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PHP_WIN32_IOUTIL_INIT_W(pathname)
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if (!pathw) {
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return (key_t)-1;
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}
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if (_wstat(pathw, &st) < 0) {
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PHP_WIN32_IOUTIL_CLEANUP_W()
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return (key_t)-1;
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}
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if ((fh = CreateFileW(pathw, FILE_GENERIC_READ, PHP_WIN32_IOUTIL_DEFAULT_SHARE_MODE, 0, OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE) {
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PHP_WIN32_IOUTIL_CLEANUP_W()
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return (key_t)-1;
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}
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if (!GetFileInformationByHandle(fh, &bhfi)) {
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PHP_WIN32_IOUTIL_CLEANUP_W()
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CloseHandle(fh);
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return (key_t)-1;
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}
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ret = (key_t) ((proj_id & 0xff) << 24 | (st.st_dev & 0xff) << 16 | ((bhfi.nFileIndexLow | (__int64)bhfi.nFileIndexHigh << 32) & 0xffff));
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CloseHandle(fh);
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PHP_WIN32_IOUTIL_CLEANUP_W()
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return ret;
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}/*}}}*/
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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* vim600: sw=4 ts=4 fdm=marker
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* vim<600: sw=4 ts=4
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*/
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