* TWAIN32 functions
*
* Copyright 2000 Shi Quan He <shiquan@cyberdude.com>
+ * Copyright 2006 Marcus Meissner
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
WINE_DEFAULT_DEBUG_CHANNEL(twain);
-BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+extern HINSTANCE DSM_hinstance;
+
+BOOL WINAPI DllMain (HINSTANCE hinstance, DWORD reason, LPVOID reserved)
{
- TRACE("%p,%lx,%p\n", hinstDLL, fdwReason, lpvReserved);
+ TRACE("%p,%x,%p\n", hinstance, reason, reserved);
- switch (fdwReason)
+ switch (reason)
{
case DLL_PROCESS_ATTACH:
- DisableThreadLibraryCalls(hinstDLL);
- DSM_currentState = 2;
+ DisableThreadLibraryCalls(hinstance);
+ DSM_hinstance = hinstance;
break;
-
case DLL_PROCESS_DETACH:
- DSM_currentState = 1;
break;
}
-
return TRUE;
}
-TW_UINT16 TWAIN_SourceManagerHandler (
+/* A helper function that looks up a destination identity in the active
+ source list */
+static activeDS *TWAIN_LookupSource (const TW_IDENTITY *pDest)
+{
+ activeDS *pSource;
+
+ for (pSource = activeSources; pSource; pSource = pSource->next)
+ if (pSource->identity.Id == pDest->Id)
+ break;
+ return pSource;
+}
+
+static TW_UINT16 TWAIN_SourceManagerHandler (
pTW_IDENTITY pOrigin,
TW_UINT16 DAT,
TW_UINT16 MSG,
break;
case DAT_STATUS:
- if (MSG == MSG_GET)
- {
+ if (MSG == MSG_GET) {
twRC = TWAIN_GetDSMStatus (pOrigin, pData);
- }
- else
- {
+ } else {
twRC = TWRC_FAILURE;
DSM_twCC = TWCC_BADPROTOCOL;
WARN("unrecognized operation triplet\n");
return twRC;
}
-TW_UINT16 TWAIN_SourceControlHandler (
- pTW_IDENTITY pOrigin,
- pTW_IDENTITY pDest,
- TW_UINT16 DAT,
- TW_UINT16 MSG,
- TW_MEMREF pData)
-{
- TW_UINT16 twRC = TWRC_SUCCESS;
-
- switch (DAT)
- {
- case DAT_CAPABILITY:
- switch (MSG)
- {
- case MSG_GET:
- twRC = TWAIN_CapabilityGet (pOrigin, pDest, pData);
- break;
- case MSG_GETCURRENT:
- twRC = TWAIN_CapabilityGetCurrent (pOrigin, pDest, pData);
- break;
- case MSG_GETDEFAULT:
- twRC = TWAIN_CapabilityGetDefault (pOrigin, pDest, pData);
- break;
- case MSG_QUERYSUPPORT:
- twRC = TWAIN_CapabilityQuerySupport (pOrigin, pDest, pData);
- break;
- case MSG_RESET:
- twRC = TWAIN_CapabilityReset (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_CapabilitySet (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- WARN("unrecognized opertion triplet\n");
- }
- break;
-
- case DAT_CUSTOMDSDATA:
- switch (MSG)
- {
- case MSG_GET:
- twRC = TWAIN_CustomDSDataGet (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_CustomDSDataSet (pOrigin, pDest, pData);
- break;
- default:
- break;
- }
- break;
-
- case DAT_FILESYSTEM:
- switch (MSG)
- {
- /*case MSG_AUTOMATICCAPTUREDIRECTORY:
- twRC = TWAIN_AutomaticCaptureDirectory
- (pOrigin, pDest, pData);
- break;*/
- case MSG_CHANGEDIRECTORY:
- twRC = TWAIN_ChangeDirectory (pOrigin, pDest, pData);
- break;
- /*case MSG_COPY:
- twRC = TWAIN_FileSystemCopy (pOrigin, pDest, pData);
- break;*/
- case MSG_CREATEDIRECTORY:
- twRC = TWAIN_CreateDirectory (pOrigin, pDest, pData);
- break;
- case MSG_DELETE:
- twRC = TWAIN_FileSystemDelete (pOrigin, pDest, pData);
- break;
- case MSG_FORMATMEDIA:
- twRC = TWAIN_FormatMedia (pOrigin, pDest, pData);
- break;
- case MSG_GETCLOSE:
- twRC = TWAIN_FileSystemGetClose (pOrigin, pDest, pData);
- break;
- case MSG_GETFIRSTFILE:
- twRC = TWAIN_FileSystemGetFirstFile
- (pOrigin, pDest, pData);
- break;
- case MSG_GETINFO:
- twRC = TWAIN_FileSystemGetInfo (pOrigin, pDest, pData);
- break;
- case MSG_GETNEXTFILE:
- twRC = TWAIN_FileSystemGetNextFile
- (pOrigin, pDest, pData);
- break;
- case MSG_RENAME:
- twRC = TWAIN_FileSystemRename (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- break;
- }
- break;
-
- case DAT_EVENT:
- if (MSG == MSG_PROCESSEVENT)
- twRC = TWAIN_ProcessEvent (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_PASSTHRU:
- if (MSG == MSG_PASSTHRU)
- twRC = TWAIN_PassThrough (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_PENDINGXFERS:
- switch (MSG)
- {
- case MSG_ENDXFER:
- twRC = TWAIN_PendingXfersEndXfer (pOrigin, pDest, pData);
- break;
- case MSG_GET:
- twRC = TWAIN_PendingXfersGet (pOrigin, pDest, pData);
- break;
- case MSG_RESET:
- twRC = TWAIN_PendingXfersReset (pOrigin, pDest, pData);
- break;
- /*case MSG_STOPFEEDER:
- twRC = TWAIN_PendingXfersStopFeeder
- (pOrigin, pDest, pData);
- break;*/
- default:
- twRC = TWRC_FAILURE;
- }
- break;
-
- case DAT_SETUPFILEXFER:
- switch (MSG)
- {
- case MSG_GET:
- twRC = TWAIN_SetupFileXferGet (pOrigin, pDest, pData);
- break;
- case MSG_GETDEFAULT:
- twRC = TWAIN_SetupFileXferGetDefault
- (pOrigin, pDest, pData);
- break;
- case MSG_RESET:
- twRC = TWAIN_SetupFileXferReset (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_SetupFileXferSet (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- break;
- }
- break;
-
- /*case DAT_SETUPFILEXFER2:
- switch (MSG)
- {
- case MSG_GET:
- twRC = TWAIN_SetupFileXfer2Get (pOrigin, pDest, pData);
- break;
- case MSG_GETDEFAULT:
- twRC = TWAIN_SetupFileXfer2GetDefault
- (pOrigin, pDest, pData);
- break;
- case MSG_RESET:
- twRC = TWAIN_SetupFileXfer2Reset (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_SetupFileXfer2Set (pOrigin, pDest, pData);
- break;
- }
- break;*/
- case DAT_SETUPMEMXFER:
- if (MSG == MSG_GET)
- twRC = TWAIN_SetupMemXferGet (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_STATUS:
- if (MSG == MSG_GET)
- twRC = TWAIN_GetDSStatus (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_USERINTERFACE:
- switch (MSG)
- {
- case MSG_DISABLEDS:
- twRC = TWAIN_DisableDSUserInterface
- (pOrigin, pDest, pData);
- break;
- case MSG_ENABLEDS:
- twRC = TWAIN_EnableDSUserInterface
- (pOrigin, pDest, pData);
- break;
- case MSG_ENABLEDSUIONLY:
- twRC = TWAIN_EnableDSUIOnly (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- break;
- }
- break;
-
- case DAT_XFERGROUP:
- switch (MSG)
- {
- case MSG_GET:
- twRC = TWAIN_XferGroupGet (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_XferGroupSet (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- break;
- }
- break;
-
- default:
- twRC = TWRC_FAILURE;
- break;
- }
-
- return twRC;
-}
-
-TW_UINT16 TWAIN_ControlGroupHandler (
- pTW_IDENTITY pOrigin,
- pTW_IDENTITY pDest,
- TW_UINT16 DAT,
- TW_UINT16 MSG,
- TW_MEMREF pData)
-{
- TW_UINT16 twRC = TWRC_SUCCESS;
- if (pDest)
- {
- /* This operation's destination is a source */
- twRC = TWAIN_SourceControlHandler (pOrigin, pDest, DAT, MSG, pData);
- }
- else
- {
- /* This operation's destination is the Source Manager */
- twRC = TWAIN_SourceManagerHandler (pOrigin, DAT, MSG, pData);
- }
-
- return twRC;
-}
-
-TW_UINT16 TWAIN_ImageGroupHandler (
- pTW_IDENTITY pOrigin,
+/* Main entry point for the TWAIN library */
+TW_UINT16 WINAPI
+DSM_Entry (pTW_IDENTITY pOrigin,
pTW_IDENTITY pDest,
+ TW_UINT32 DG,
TW_UINT16 DAT,
TW_UINT16 MSG,
TW_MEMREF pData)
{
- TW_UINT16 twRC = TWRC_SUCCESS;
+ TW_UINT16 twRC = TWRC_SUCCESS; /* Return Code */
- if (pDest == NULL)
- {
- DSM_twCC = TWCC_BADDEST;
- return TWRC_FAILURE;
- }
+ TRACE("(DG=%d DAT=%d MSG=%d)\n", DG, DAT, MSG);
- switch (DAT)
+ if (DG == DG_CONTROL && DAT == DAT_NULL)
{
- case DAT_CIECOLOR:
- if (MSG == MSG_GET)
- twRC = TWAIN_CIEColorGet (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_EXTIMAGEINFO:
- if (MSG == MSG_GET)
- twRC = TWAIN_ExtImageInfoGet (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_GRAYRESPONSE:
- switch (MSG)
- {
- case MSG_RESET:
- twRC = TWAIN_GrayResponseReset (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_GrayResponseSet (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- DSM_twCC = TWCC_BADPROTOCOL;
- WARN("unrecognized operation triplet\n");
- break;
- }
- break;
- case DAT_IMAGEFILEXFER:
- if (MSG == MSG_GET)
- twRC = TWAIN_ImageFileXferGet (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_IMAGEINFO:
- if (MSG == MSG_GET)
- twRC = TWAIN_ImageInfoGet (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_IMAGELAYOUT:
- switch (MSG)
- {
- case MSG_GET:
- twRC = TWAIN_ImageLayoutGet (pOrigin, pDest, pData);
- break;
- case MSG_GETDEFAULT:
- twRC = TWAIN_ImageLayoutGetDefault (pOrigin, pDest, pData);
- break;
- case MSG_RESET:
- twRC = TWAIN_ImageLayoutReset (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_ImageLayoutSet (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- DSM_twCC = TWCC_BADPROTOCOL;
- WARN("unrecognized operation triplet\n");
- break;
- }
- break;
-
- case DAT_IMAGEMEMXFER:
- if (MSG == MSG_GET)
- twRC = TWAIN_ImageMemXferGet (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_IMAGENATIVEXFER:
- if (MSG == MSG_GET)
- twRC = TWAIN_ImageNativeXferGet (pOrigin, pDest, pData);
- else
- twRC = TWRC_FAILURE;
- break;
-
- case DAT_JPEGCOMPRESSION:
- switch (MSG)
- {
- case MSG_GET:
- twRC = TWAIN_JPEGCompressionGet (pOrigin, pDest, pData);
- break;
- case MSG_GETDEFAULT:
- twRC = TWAIN_JPEGCompressionGetDefault
- (pOrigin, pDest, pData);
- break;
- case MSG_RESET:
- twRC = TWAIN_JPEGCompressionReset (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_JPEGCompressionSet (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- DSM_twCC = TWCC_BADPROTOCOL;
- WARN("unrecognized operation triplet\n");
- break;
- }
- break;
-
- case DAT_PALETTE8:
- switch (MSG)
- {
- case MSG_GET:
- twRC = TWAIN_Palette8Get (pOrigin, pDest, pData);
- break;
- case MSG_GETDEFAULT:
- twRC = TWAIN_Palette8GetDefault (pOrigin, pDest, pData);
- break;
- case MSG_RESET:
- twRC = TWAIN_Palette8Reset (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_Palette8Set (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- DSM_twCC = TWCC_BADPROTOCOL;
- WARN("unrecognized operation triplet\n");
- }
- break;
-
- case DAT_RGBRESPONSE:
- switch (MSG)
- {
- case MSG_RESET:
- twRC = TWAIN_RGBResponseReset (pOrigin, pDest, pData);
- break;
- case MSG_SET:
- twRC = TWAIN_RGBResponseSet (pOrigin, pDest, pData);
- break;
- default:
- twRC = TWRC_FAILURE;
- DSM_twCC = TWCC_BADPROTOCOL;
- WARN("unrecognized operation triplet\n");
- break;
- }
- break;
-
- default:
- twRC = TWRC_FAILURE;
+ activeDS *pSource = TWAIN_LookupSource (pOrigin);
+ if (!pSource)
+ {
+ ERR("No source associated with pSource %p\n", pDest);
DSM_twCC = TWCC_BADPROTOCOL;
- WARN("unrecognized operation triplet\n");
- }
- return twRC;
-}
+ return TWRC_FAILURE;
+ }
-TW_UINT16 TWAIN_AudioGroupHandler (
- pTW_IDENTITY pOrigin,
- pTW_IDENTITY pDest,
- TW_UINT16 DAT,
- TW_UINT16 MSG,
- TW_MEMREF pData)
-{
- TW_UINT16 twRC = TWRC_FAILURE;
+ return TWAIN_ControlNull (pOrigin, pDest, pSource, MSG, pData);
+ }
- switch (DAT)
+ if (pDest)
{
- case DAT_AUDIOFILEXFER:
- if (MSG == MSG_GET)
- twRC = TWAIN_AudioFileXferGet (pOrigin, pDest, pData);
- break;
-
- case DAT_AUDIOINFO:
- if (MSG == MSG_GET)
- twRC = TWAIN_AudioInfoGet (pOrigin, pDest, pData);
- break;
-
- case DAT_AUDIONATIVEXFER:
- if (MSG == MSG_GET)
- twRC = TWAIN_AudioNativeXferGet (pOrigin, pDest, pData);
- break;
-
- default:
- DSM_twCC = TWCC_BADPROTOCOL;
- twRC = TWRC_FAILURE;
- break;
+ activeDS *pSource = TWAIN_LookupSource (pDest);
+ /* This operation's destination is a source */
+
+ if (!pSource) {
+ ERR("No source associated with pDest %p\n", pDest);
+ DSM_twCC = TWCC_BADDEST;
+ return TWRC_FAILURE;
+ }
+
+ if (DG == DG_CONTROL && DAT == DAT_EVENT && MSG == MSG_PROCESSEVENT)
+ {
+ twRC = TWAIN_ProcessEvent(pOrigin, pSource, pData);
+ if (twRC == TWRC_DSEVENT)
+ return twRC;
+ }
+
+ if (DG == DG_CONTROL && DAT == DAT_USERINTERFACE &&
+ (MSG == MSG_ENABLEDS || MSG == MSG_ENABLEDSUIONLY) &&
+ pData != NULL)
+ {
+ pSource->ui_window = ((TW_USERINTERFACE*)pData)->hParent;
+ }
+
+ DSM_twCC = TWCC_SUCCESS;
+ TRACE("Forwarding %d/%d/%d/%p to DS.\n", DG, DAT, MSG, pData);
+ twRC = pSource->dsEntry(pOrigin, DG, DAT, MSG, pData);
+ TRACE("return value is %d\n", twRC);
+ return twRC;
}
-
- return twRC;
-}
-
-/* Main entry point for the TWAIN library */
-TW_UINT16 WINAPI
-DSM_Entry (pTW_IDENTITY pOrigin,
- pTW_IDENTITY pDest,
- TW_UINT32 DG,
- TW_UINT16 DAT,
- TW_UINT16 MSG,
- TW_MEMREF pData)
-{
- TW_UINT16 twRC = TWRC_SUCCESS; /* Return Code */
-
- TRACE("(DG=%ld DAT=%d MSG=%d)\n", DG, DAT, MSG);
-
switch (DG)
{
case DG_CONTROL:
- twRC = TWAIN_ControlGroupHandler (pOrigin,pDest,DAT,MSG,pData);
- break;
- case DG_IMAGE:
- twRC = TWAIN_ImageGroupHandler (pOrigin,pDest,DAT,MSG,pData);
- break;
- case DG_AUDIO:
- twRC = TWAIN_AudioGroupHandler (pOrigin,pDest,DAT,MSG,pData);
+ twRC = TWAIN_SourceManagerHandler (pOrigin, DAT, MSG, pData);
break;
default:
+ FIXME("The DSM does not handle DG %d\n", DG);
DSM_twCC = TWCC_BADPROTOCOL;
twRC = TWRC_FAILURE;
}
-
return twRC;
}
-
-/* A helper function that looks up a destination identity in the active
- source list */
-activeDS *TWAIN_LookupSource (pTW_IDENTITY pDest)
-{
- activeDS *pSource;
-
- for (pSource = activeSources; pSource; pSource = pSource->next)
- if (pSource->identity.Id == pDest->Id)
- break;
-
- return pSource;
-}
projects / reactos.git / blobdiff