78 lines
1.5 KiB
C++
78 lines
1.5 KiB
C++
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/***************************************************************************
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$RCSfile: win32.cpp,v $
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-------------------
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cvs : $Id: win32.cpp,v 1.3 2007-10-27 12:15:58 aquamaniac Exp $
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begin : Sat Oct 27 2007
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copyright : (C) 2007 by Martin Preuss
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email : martin@libchipcard.de
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***************************************************************************
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* This file is part of the project "LibOfx". *
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* Please see toplevel file COPYING of that project for license details. *
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***************************************************************************/
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#include "win32.hh"
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#include <errno.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <assert.h>
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#ifdef __WIN32__
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int mkstemp_win32(char *tmpl)
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{
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int fd = -1;
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int len;
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char *nf;
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int i;
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len = strlen(tmpl);
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if (len < 6)
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{
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/* bad template */
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errno = EINVAL;
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return -1;
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}
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if (strcasecmp(tmpl + (len - 7), "XXXXXX"))
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{
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/* bad template, last 6 chars must be "X" */
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errno = EINVAL;
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return -1;
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}
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nf = strdup(tmpl);
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for (i = 0; i < 10; i++)
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{
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int rnd;
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char numbuf[16];
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rnd = rand();
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snprintf(numbuf, sizeof(numbuf) - 1, "%06x", rnd);
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memmove(nf + (len - 7), numbuf, 6);
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fd = open(nf, O_RDWR | O_BINARY | O_CREAT, 0444);
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if (fd >= 0)
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{
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memmove(tmpl, nf, len);
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free(nf);
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return fd;
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}
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}
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free(nf);
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errno = EEXIST;
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return -1;
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}
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#endif
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