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OS/2 Shareware BBS: 10 Tools
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wxos2240.zip
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wxWindows-2.4.0
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src
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tiff
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tif_os2.c
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C/C++ Source or Header
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2002-11-10
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9KB
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339 lines
/* $Header: /pack/cvsroots/wxwindows/wxWindows/src/tiff/tif_os2.c,v 1.1.6.1 2002/11/10 13:13:57 JS Exp $ */
/*
* Copyright (c) 1988-1997 Sam Leffler
* Copyright (c) 1991-1997 Silicon Graphics, Inc.
*
* modifed for use with OS/2 by David Webster
*
* 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 OS/2-specific Routines. Adapted from tif_win32.c 2/16/00 by
* David Webster (dwebster@bhmi.com), Baldwin, Hackett, and Meeks, Inc., Omaha, NE USA
*/
#define INCL_PM
#define INCL_BASE
#include <os2.h>
#include <stdio.h>
#include <stdlib.h>
#include "tiffiop.h"
/* Some windows datatypes */
typedef ULONG DWORD;
typedef ULONG HANDLE;
typedef PCHAR LPTSTR;
typedef const PCHAR LPCTSTR;
typedef CHAR TCHAR;
#define GlobalAlloc(a,b) malloc(b)
#define LocalAlloc(a,b) malloc(b)
#define GlobalFree(b) free(b)
#define LocalFree(b) free(b)
#define GlobalReAlloc(p, s, t) realloc(p, s)
#define CopyMemory(p, v, s) memcpy(p, v, s)
#define FillMemory(p, c, s) memset(p, c, s)
#define GlobalSize(p) sizeof(p)
#define wsprintf sprintf
#define wvsprintf vsprintf
#define lstrlen strlen
static tsize_t LINKAGEMODE
_tiffReadProc(thandle_t fd, tdata_t buf, tsize_t size)
{
DWORD dwSizeRead;
if (!DosRead((HFILE)fd, buf, size, &dwSizeRead))
return(0);
return ((tsize_t) dwSizeRead);
}
static tsize_t LINKAGEMODE
_tiffWriteProc(thandle_t fd, tdata_t buf, tsize_t size)
{
DWORD dwSizeWritten;
if (!DosWrite((HFILE)fd, buf, size, &dwSizeWritten))
return(0);
return ((tsize_t) dwSizeWritten);
}
static toff_t LINKAGEMODE
_tiffSeekProc(thandle_t fd, toff_t off, int whence)
{
DWORD dwMoveMethod;
ULONG ibActual;
switch(whence)
{
case 0:
dwMoveMethod = FILE_BEGIN;
break;
case 1:
dwMoveMethod = FILE_CURRENT;
break;
case 2:
dwMoveMethod = FILE_END;
break;
default:
dwMoveMethod = FILE_BEGIN;
break;
}
DosSetFilePtr((HFILE)fd, off, dwMoveMethod, &ibActual);
return((toff_t)ibActual);
}
static int LINKAGEMODE
_tiffCloseProc(thandle_t fd)
{
return (DosClose((HFILE)fd) ? 0 : -1);
}
static toff_t LINKAGEMODE
_tiffSizeProc(thandle_t fd)
{
FILESTATUS3 vStatus;
DosQueryFileInfo((HFILE)fd, FIL_STANDARD, &vStatus, sizeof(FILESTATUS3));
return (vStatus.cbFile);
}
static int LINKAGEMODE
_tiffDummyMapProc(thandle_t fd, tdata_t* pbase, toff_t* psize)
{
return (0);
}
/*
* From "Hermann Josef Hill" <lhill@rhein-zeitung.de>:
*
* Windows uses both a handle and a pointer for file mapping,
* but according to the SDK documentation and Richter's book
* "Advanced Windows Programming" it is safe to free the handle
* after obtaining the file mapping pointer
*
* This removes a nasty OS dependency and cures a problem
* with Visual C++ 5.0
*/
static int LINKAGEMODE
_tiffMapProc(thandle_t fd, tdata_t* pbase, toff_t* psize)
{
return(0);
}
static void LINKAGEMODE
_tiffDummyUnmapProc(thandle_t fd, tdata_t base, toff_t size)
{
}
static void LINKAGEMODE
_tiffUnmapProc(thandle_t fd, tdata_t base, toff_t size)
{
}
/*
* Open a TIFF file descriptor for read/writing.
* Note that TIFFFdOpen and TIFFOpen recognise the character 'u' in the mode
* string, which forces the file to be opened unmapped.
*/
TIFF*
TIFFFdOpen(int ifd, const char* name, const char* mode)
{
TIFF* tif;
BOOL fSuppressMap = (mode[1] == 'u' || mode[2] == 'u');
tif = TIFFClientOpen(name, mode,
(thandle_t)ifd,
_tiffReadProc, _tiffWriteProc,
_tiffSeekProc, _tiffCloseProc, _tiffSizeProc,
fSuppressMap ? _tiffDummyMapProc : _tiffMapProc,
fSuppressMap ? _tiffDummyUnmapProc : _tiffUnmapProc);
if (tif)
tif->tif_fd = ifd;
return (tif);
}
/*
* Open a TIFF file for read/writing.
*/
TIFF*
TIFFOpen(const char* name, const char* mode)
{
static const char module[] = "TIFFOpen";
thandle_t fd;
int m;
DWORD dwOpenMode;
DWORD dwOpenFlags;
DWORD dwAction;
APIRET ulrc;
m = _TIFFgetMode(mode, module);
switch(m)
{
case O_RDONLY:
dwOpenMode = OPEN_ACCESS_READONLY;
dwOpenFlags = OPEN_ACTION_FAIL_IF_NEW;
break;
case O_RDWR:
dwOpenMode = OPEN_ACCESS_READWRITE;
dwOpenFlags = OPEN_ACTION_FAIL_IF_NEW;
break;
case O_RDWR|O_CREAT:
dwOpenMode = OPEN_ACCESS_READWRITE;
dwOpenFlags = OPEN_ACTION_CREATE_IF_NEW;
break;
case O_RDWR|O_TRUNC:
dwOpenMode = OPEN_ACCESS_READWRITE;
dwOpenFlags = OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
break;
case O_RDWR|O_CREAT|O_TRUNC:
dwOpenMode = OPEN_ACCESS_READWRITE;
dwOpenFlags = OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
break;
default:
return ((TIFF*)0);
}
ulrc = DosOpen( name, (HFILE*)&fd, &dwAction, FILE_ARCHIVED|FILE_NORMAL
,1000L, dwOpenFlags, dwOpenMode, NULL
);
if (fd != NO_ERROR) {
TIFFError(module, "%s: Cannot open", name);
return ((TIFF *)0);
}
return (TIFFFdOpen((int)fd, name, mode));
}
tdata_t
_TIFFmalloc(tsize_t s)
{
return ((tdata_t)GlobalAlloc(GMEM_FIXED, s));
}
void
_TIFFfree(tdata_t p)
{
GlobalFree(p);
return;
}
tdata_t
_TIFFrealloc(tdata_t p, tsize_t s)
{
void* pvTmp;
if ((pvTmp = GlobalReAlloc(p, s, 0)) == NULL) {
if ((pvTmp = GlobalAlloc(sGMEM_FIXED, s)) != NULL) {
CopyMemory(pvTmp, p, GlobalSize(p));
GlobalFree(p);
}
}
return ((tdata_t)pvTmp);
}
void
_TIFFmemset(void* p, int v, tsize_t c)
{
FillMemory(p, c, (BYTE)v);
}
void
_TIFFmemcpy(void* d, const tdata_t s, tsize_t c)
{
CopyMemory(d, s, c);
}
int
_TIFFmemcmp(const tdata_t p1, const tdata_t p2, tsize_t c)
{
register const *pb1 = (const int*)p1;
register const *pb2 = (const int*)p2;
register DWORD dwTmp = c;
register int iTmp;
for (iTmp = 0; dwTmp-- && !iTmp; iTmp = (int)*pb1++ - (int)*pb2++)
;
return (iTmp);
}
static void LINKAGEMODE
Os2WarningHandler(const char* module, const char* fmt, va_list ap)
{
#ifndef TIF_PLATFORM_CONSOLE
LPTSTR szTitle;
LPTSTR szTmp;
LPCTSTR szTitleText = "%s Warning";
LPCTSTR szDefaultModule = "TIFFLIB";
szTmp = (module == NULL) ? (LPTSTR)szDefaultModule : (LPTSTR)module;
if ((szTitle = (LPTSTR)LocalAlloc(LMEM_FIXED, (lstrlen(szTmp) +
lstrlen(szTitleText) + lstrlen(fmt) + 128)*sizeof(TCHAR))) == NULL)
return;
wsprintf(szTitle, szTitleText, szTmp);
szTmp = szTitle + (lstrlen(szTitle)+2)*sizeof(TCHAR);
wvsprintf(szTmp, fmt, ap);
WinMessageBox( HWND_DESKTOP
,WinQueryFocus(HWND_DESKTOP)
,szTmp
,szTitle
,0
,MB_OK | MB_INFORMATION
);
LocalFree(szTitle);
return;
#else
if (module != NULL)
fprintf(stderr, "%s: ", module);
fprintf(stderr, "Warning, ");
vfprintf(stderr, fmt, ap);
fprintf(stderr, ".\n");
#endif
}
TIFFErrorHandler _TIFFwarningHandler = Os2WarningHandler;
static void LINKAGEMODE
Os2ErrorHandler(const char* module, const char* fmt, va_list ap)
{
#ifndef TIF_PLATFORM_CONSOLE
LPTSTR szTitle;
LPTSTR szTmp;
LPCTSTR szTitleText = "%s Error";
LPCTSTR szDefaultModule = "TIFFLIB";
szTmp = (module == NULL) ? (LPTSTR)szDefaultModule : (LPTSTR)module;
if ((szTitle = (LPTSTR)LocalAlloc(LMEM_FIXED, (lstrlen(szTmp) +
lstrlen(szTitleText) + lstrlen(fmt) + 128)*sizeof(TCHAR))) == NULL)
return;
wsprintf(szTitle, szTitleText, szTmp);
szTmp = szTitle + (lstrlen(szTitle)+2)*sizeof(TCHAR);
wvsprintf(szTmp, fmt, ap);
WinMessageBox( HWND_DESKTOP
,WinQueryFocus(HWND_DESKTOP)
,szTmp
,szTitle
,0
,MB_OK | MB_ICONEXCLAMATION
);
LocalFree(szTitle);
return;
#else
if (module != NULL)
fprintf(stderr, "%s: ", module);
vfprintf(stderr, fmt, ap);
fprintf(stderr, ".\n");
#endif
}
TIFFErrorHandler _TIFFerrorHandler = Os2ErrorHandler;