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