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/* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/Attic/tif_msdos.c,v 1.3.2.1 2010-06-08 18:50:42 bfriesen Exp $ */
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/*
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* Copyright (c) 1988-1997 Sam Leffler
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* Copyright (c) 1991-1997 Silicon Graphics, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that (i) the above copyright notices and this permission notice appear in
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* all copies of the software and related documentation, and (ii) the names of
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* Sam Leffler and Silicon Graphics may not be used in any advertising or
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* publicity relating to the software without the specific, prior written
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* permission of Sam Leffler and Silicon Graphics.
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*
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* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
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* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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*
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* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
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* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
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* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
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* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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/*
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* TIFF Library MSDOS-specific Routines.
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*/
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#if defined(__WATCOMC__) || defined(__BORLANDC__) || defined(_MSC_VER)
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#include <io.h> /* for open, close, etc. function prototypes */
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#include <stdio.h>
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#endif
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#include "tiffiop.h"
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static tsize_t
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_tiffReadProc(thandle_t fd, tdata_t buf, tsize_t size)
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{
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return (read((int) fd, buf, size));
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}
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static tsize_t
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_tiffWriteProc(thandle_t fd, tdata_t buf, tsize_t size)
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{
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return (write((int) fd, buf, size));
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}
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static toff_t
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_tiffSeekProc(thandle_t fd, toff_t off, int whence)
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{
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return (lseek((int) fd, (off_t) off, whence));
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}
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static int
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_tiffCloseProc(thandle_t fd)
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{
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return (close((int) fd));
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}
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#include <sys/stat.h>
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static toff_t
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_tiffSizeProc(thandle_t fd)
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{
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struct stat sb;
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return (fstat((int) fd, &sb) < 0 ? 0 : sb.st_size);
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}
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static int
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_tiffMapProc(thandle_t fd, tdata_t* pbase, toff_t* psize)
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{
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return (0);
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}
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static void
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_tiffUnmapProc(thandle_t fd, tdata_t base, toff_t size)
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{
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}
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/*
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* Open a TIFF file descriptor for read/writing.
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*/
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TIFF*
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TIFFFdOpen(int fd, const char* name, const char* mode)
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{
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TIFF* tif;
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tif = TIFFClientOpen(name, mode,
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(void*) fd,
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_tiffReadProc, _tiffWriteProc, _tiffSeekProc, _tiffCloseProc,
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_tiffSizeProc, _tiffMapProc, _tiffUnmapProc);
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if (tif)
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tif->tif_fd = fd;
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return (tif);
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}
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/*
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* Open a TIFF file for read/writing.
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*/
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TIFF*
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TIFFOpen(const char* name, const char* mode)
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{
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static const char module[] = "TIFFOpen";
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int m, fd;
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TIFF *ret;
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m = _TIFFgetMode(mode, module);
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if (m == -1)
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return ((TIFF*)0);
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fd = open(name, m|O_BINARY, 0666);
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if (fd < 0) {
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TIFFErrorExt(0, module, "%s: Cannot open", name);
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return ((TIFF*)0);
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}
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return (TIFFFdOpen(fd, name, mode));
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ret = TIFFFdOpen(fd, name, mode);
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if (ret == NULL) close(fd);
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return ret;
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}
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#ifdef __GNUC__
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extern char* malloc();
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extern char* realloc();
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#else
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#include <malloc.h>
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#endif
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tdata_t
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_TIFFmalloc(tsize_t s)
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{
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return (malloc((size_t) s));
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}
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void
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_TIFFfree(tdata_t p)
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{
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free(p);
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}
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tdata_t
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_TIFFrealloc(tdata_t p, tsize_t s)
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{
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return (realloc(p, (size_t) s));
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}
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void
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_TIFFmemset(tdata_t p, int v, tsize_t c)
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{
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memset(p, v, (size_t) c);
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}
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void
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_TIFFmemcpy(tdata_t d, const tdata_t s, tsize_t c)
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{
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memcpy(d, s, (size_t) c);
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}
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int
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_TIFFmemcmp(const tdata_t p1, const tdata_t p2, tsize_t c)
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{
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return (memcmp(p1, p2, (size_t) c));
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}
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static void
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msdosWarningHandler(const char* module, const char* fmt, va_list ap)
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{
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if (module != NULL)
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fprintf(stderr, "%s: ", module);
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fprintf(stderr, "Warning, ");
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, ".\n");
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}
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TIFFErrorHandler _TIFFwarningHandler = msdosWarningHandler;
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static void
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msdosErrorHandler(const char* module, const char* fmt, va_list ap)
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{
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if (module != NULL)
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fprintf(stderr, "%s: ", module);
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, ".\n");
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}
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TIFFErrorHandler _TIFFerrorHandler = msdosErrorHandler;
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/*
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* Local Variables:
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* mode: c
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* c-basic-offset: 8
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* fill-column: 78
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* End:
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*/
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