Sweden-Number/dlls/mscms/handle.c

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/*
* MSCMS - Color Management System for Wine
*
* Copyright 2004 Hans Leidekker
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "icm.h"
#include "mscms_priv.h"
#ifdef HAVE_LCMS_H
static CRITICAL_SECTION MSCMS_handle_cs;
static CRITICAL_SECTION_DEBUG MSCMS_handle_cs_debug =
{
0, 0, &MSCMS_handle_cs,
{ &MSCMS_handle_cs_debug.ProcessLocksList,
&MSCMS_handle_cs_debug.ProcessLocksList },
0, 0, { 0, (DWORD)(__FILE__ ": MSCMS_handle_cs") }
};
static CRITICAL_SECTION MSCMS_handle_cs = { &MSCMS_handle_cs_debug, -1, 0, 0, 0, 0 };
/* A simple structure to tie together a pointer to an icc profile, an lcms
* color profile handle and a Windows file handle. Windows color profile
* handles are built from indexes into an array of these structures. If
* the profile is memory based the file handle field is NULL.
*/
struct handlemap
{
HANDLE file;
icProfile *iccprofile;
cmsHPROFILE cmsprofile;
};
#define CMSMAXHANDLES 0x80
static struct handlemap handlemaptable[CMSMAXHANDLES];
HPROFILE MSCMS_handle2hprofile( HANDLE file )
{
HPROFILE profile = NULL;
unsigned int i;
if (!file) return NULL;
EnterCriticalSection( &MSCMS_handle_cs );
for (i = 0; i <= CMSMAXHANDLES; i++)
{
if (handlemaptable[i].file == file)
{
profile = (HPROFILE)(i + 1); goto out;
}
}
out:
LeaveCriticalSection( &MSCMS_handle_cs );
return profile;
}
HANDLE MSCMS_hprofile2handle( HPROFILE profile )
{
HANDLE file;
unsigned int i;
EnterCriticalSection( &MSCMS_handle_cs );
i = (unsigned int)profile - 1;
file = handlemaptable[i].file;
LeaveCriticalSection( &MSCMS_handle_cs );
return file;
}
HPROFILE MSCMS_cmsprofile2hprofile( cmsHPROFILE cmsprofile )
{
HPROFILE profile = NULL;
unsigned int i;
if (!cmsprofile) return NULL;
EnterCriticalSection( &MSCMS_handle_cs );
for (i = 0; i <= CMSMAXHANDLES; i++)
{
if (handlemaptable[i].cmsprofile == cmsprofile)
{
profile = (HPROFILE)(i + 1); goto out;
}
}
out:
LeaveCriticalSection( &MSCMS_handle_cs );
return profile;
}
cmsHPROFILE MSCMS_hprofile2cmsprofile( HPROFILE profile )
{
cmsHPROFILE cmshprofile;
unsigned int i;
EnterCriticalSection( &MSCMS_handle_cs );
i = (unsigned int)profile - 1;
cmshprofile = handlemaptable[i].cmsprofile;
LeaveCriticalSection( &MSCMS_handle_cs );
return cmshprofile;
}
HPROFILE MSCMS_iccprofile2hprofile( icProfile *iccprofile )
{
HPROFILE profile = NULL;
unsigned int i;
if (!iccprofile) return NULL;
EnterCriticalSection( &MSCMS_handle_cs );
for (i = 0; i <= CMSMAXHANDLES; i++)
{
if (handlemaptable[i].iccprofile == iccprofile)
{
profile = (HPROFILE)(i + 1); goto out;
}
}
out:
LeaveCriticalSection( &MSCMS_handle_cs );
return profile;
}
icProfile *MSCMS_hprofile2iccprofile( HPROFILE profile )
{
icProfile *iccprofile;
unsigned int i;
EnterCriticalSection( &MSCMS_handle_cs );
i = (unsigned int)profile - 1;
iccprofile = handlemaptable[i].iccprofile;
LeaveCriticalSection( &MSCMS_handle_cs );
return iccprofile;
}
HPROFILE MSCMS_create_hprofile_handle( HANDLE file, icProfile *iccprofile, cmsHPROFILE cmsprofile )
{
HPROFILE profile = NULL;
unsigned int i;
if (!cmsprofile || !iccprofile) return NULL;
EnterCriticalSection( &MSCMS_handle_cs );
for (i = 0; i <= CMSMAXHANDLES; i++)
{
if (handlemaptable[i].iccprofile == 0)
{
handlemaptable[i].file = file;
handlemaptable[i].iccprofile = iccprofile;
handlemaptable[i].cmsprofile = cmsprofile;
profile = (HPROFILE)(i + 1); goto out;
}
}
out:
LeaveCriticalSection( &MSCMS_handle_cs );
return profile;
}
void MSCMS_destroy_hprofile_handle( HPROFILE profile )
{
unsigned int i;
if (profile)
{
EnterCriticalSection( &MSCMS_handle_cs );
i = (unsigned int)profile - 1;
memset( &handlemaptable[i], 0, sizeof(struct handlemap) );
LeaveCriticalSection( &MSCMS_handle_cs );
}
}
#endif /* HAVE_LCMS_H */