diff options
author | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2014-09-01 13:56:46 +0200 |
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committer | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2014-09-01 13:56:46 +0200 |
commit | 22f703cab05b7cd368f4de9e03991b7664dc5022 (patch) | |
tree | 6f4d50beaa42328e24b1c6b56b6ec059e4ef21a5 /tiff/libtiff/tif_atari.c |
Initial import of argyll version 1.5.1-8debian/1.5.1-8
Diffstat (limited to 'tiff/libtiff/tif_atari.c')
-rw-r--r-- | tiff/libtiff/tif_atari.c | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/tiff/libtiff/tif_atari.c b/tiff/libtiff/tif_atari.c new file mode 100644 index 0000000..4f56c2c --- /dev/null +++ b/tiff/libtiff/tif_atari.c @@ -0,0 +1,250 @@ +/* "$Header: /cvs/maptools/cvsroot/libtiff/libtiff/Attic/tif_atari.c,v 1.2.2.1 2010-06-08 18:50:41 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 ATARI-specific Routines. + */ +#include "tiffiop.h" +#if defined(__TURBOC__) +#include <tos.h> +#include <stdio.h> +#else +#include <osbind.h> +#include <fcntl.h> +#endif + +#ifndef O_ACCMODE +#define O_ACCMODE 3 +#endif + +#include <errno.h> + +#define AEFILNF -33 + +static tsize_t +_tiffReadProc(thandle_t fd, tdata_t buf, tsize_t size) +{ + long r; + + r = Fread((int) fd, size, buf); + if (r < 0) { + errno = (int)-r; + r = -1; + } + return r; +} + +static tsize_t +_tiffWriteProc(thandle_t fd, tdata_t buf, tsize_t size) +{ + long r; + + r = Fwrite((int) fd, size, buf); + if (r < 0) { + errno = (int)-r; + r = -1; + } + return r; +} + +static toff_t +_tiffSeekProc(thandle_t fd, off_t off, int whence) +{ + char buf[256]; + long current_off, expected_off, new_off; + + if (whence == SEEK_END || off <= 0) + return Fseek(off, (int) fd, whence); + current_off = Fseek(0, (int) fd, SEEK_CUR); /* find out where we are */ + if (whence == SEEK_SET) + expected_off = off; + else + expected_off = off + current_off; + new_off = Fseek(off, (int) fd, whence); + if (new_off == expected_off) + return new_off; + /* otherwise extend file -- zero filling the hole */ + if (new_off < 0) /* error? */ + new_off = Fseek(0, (int) fd, SEEK_END); /* go to eof */ + _TIFFmemset(buf, 0, sizeof(buf)); + while (expected_off > new_off) { + off = expected_off - new_off; + if (off > sizeof(buf)) + off = sizeof(buf); + if ((current_off = Fwrite((int) fd, off, buf)) != off) + return (current_off > 0) ? + new_off + current_off : new_off; + new_off += off; + } + return new_off; +} + +static int +_tiffCloseProc(thandle_t fd) +{ + long r; + + r = Fclose((int) fd); + if (r < 0) { + errno = (int)-r; + r = -1; + } + return (int)r; +} + +static toff_t +_tiffSizeProc(thandle_t fd) +{ + long pos, eof; + + pos = Fseek(0, (int) fd, SEEK_CUR); + eof = Fseek(0, (int) fd, SEEK_END); + Fseek(pos, (int) fd, SEEK_SET); + return eof; +} + +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, + (thandle_t) 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; + long fd; + + m = _TIFFgetMode(mode, module); + if (m == -1) + return ((TIFF*)0); + if (m & O_TRUNC) { + fd = Fcreate(name, 0); + } else { + fd = Fopen(name, m & O_ACCMODE); + if (fd == AEFILNF && m & O_CREAT) + fd = Fcreate(name, 0); + } + if (fd < 0) + errno = (int)fd; + if (fd < 0) { + TIFFErrorExt(0, module, "%s: Cannot open", name); + return ((TIFF*)0); + } + return (TIFFFdOpen(fd, name, mode)); +} + +#include <stdlib.h> + +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, size_t c) +{ + memset(p, v, (size_t) c); +} + +void +_TIFFmemcpy(tdata_t d, const tdata_t s, size_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 +atariWarningHandler(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 = atariWarningHandler; + +static void +atariErrorHandler(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 = atariErrorHandler; +/* + * Local Variables: + * mode: c + * c-basic-offset: 8 + * fill-column: 78 + * End: + */ |