wine/dlls/sane.ds/ds_ctrl.c
2011-09-05 19:32:32 +02:00

484 lines
13 KiB
C

/*
* Copyright 2000 Corel Corporation
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdlib.h>
#include "sane_i.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(twain);
/* DG_CONTROL/DAT_CAPABILITY/MSG_GET */
TW_UINT16 SANE_CapabilityGet (pTW_IDENTITY pOrigin, TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS, twCC = TWCC_SUCCESS;
pTW_CAPABILITY pCapability = (pTW_CAPABILITY) pData;
TRACE("DG_CONTROL/DAT_CAPABILITY/MSG_GET\n");
if (activeDS.currentState < 4 || activeDS.currentState > 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
twCC = SANE_SaneCapability (pCapability, MSG_GET);
twRC = (twCC == TWCC_SUCCESS)?TWRC_SUCCESS:TWRC_FAILURE;
activeDS.twCC = twCC;
}
return twRC;
}
/* DG_CONTROL/DAT_CAPABILITY/MSG_GETCURRENT */
TW_UINT16 SANE_CapabilityGetCurrent (pTW_IDENTITY pOrigin, TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS, twCC = TWCC_SUCCESS;
pTW_CAPABILITY pCapability = (pTW_CAPABILITY) pData;
TRACE("DG_CONTROL/DAT_CAPABILITY/MSG_GETCURRENT\n");
if (activeDS.currentState < 4 || activeDS.currentState > 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
twCC = SANE_SaneCapability (pCapability, MSG_GETCURRENT);
twRC = (twCC == TWCC_SUCCESS)?TWRC_SUCCESS:TWRC_FAILURE;
activeDS.twCC = twCC;
}
return twRC;
}
/* DG_CONTROL/DAT_CAPABILITY/MSG_GETDEFAULT */
TW_UINT16 SANE_CapabilityGetDefault (pTW_IDENTITY pOrigin, TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS, twCC = TWCC_SUCCESS;
pTW_CAPABILITY pCapability = (pTW_CAPABILITY) pData;
TRACE("DG_CONTROL/DAT_CAPABILITY/MSG_GETDEFAULT\n");
if (activeDS.currentState < 4 || activeDS.currentState > 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
twCC = SANE_SaneCapability (pCapability, MSG_GETDEFAULT);
twRC = (twCC == TWCC_SUCCESS)?TWRC_SUCCESS:TWRC_FAILURE;
activeDS.twCC = twCC;
}
return twRC;
}
/* DG_CONTROL/DAT_CAPABILITY/MSG_QUERYSUPPORT */
TW_UINT16 SANE_CapabilityQuerySupport (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS, twCC = TWCC_SUCCESS;
pTW_CAPABILITY pCapability = (pTW_CAPABILITY) pData;
TRACE("DG_CONTROL/DAT_CAPABILITY/MSG_QUERYSUPPORT\n");
if (activeDS.currentState < 4 || activeDS.currentState > 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
twCC = SANE_SaneCapability (pCapability, MSG_QUERYSUPPORT);
twRC = (twCC == TWCC_SUCCESS)?TWRC_SUCCESS:TWRC_FAILURE;
activeDS.twCC = twCC;
}
return twRC;
}
/* DG_CONTROL/DAT_CAPABILITY/MSG_RESET */
TW_UINT16 SANE_CapabilityReset (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS, twCC = TWCC_SUCCESS;
pTW_CAPABILITY pCapability = (pTW_CAPABILITY) pData;
TRACE("DG_CONTROL/DAT_CAPABILITY/MSG_RESET\n");
if (activeDS.currentState < 4 || activeDS.currentState > 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
twCC = SANE_SaneCapability (pCapability, MSG_RESET);
twRC = (twCC == TWCC_SUCCESS)?TWRC_SUCCESS:TWRC_FAILURE;
activeDS.twCC = twCC;
}
return twRC;
}
/* DG_CONTROL/DAT_CAPABILITY/MSG_SET */
TW_UINT16 SANE_CapabilitySet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS, twCC = TWCC_SUCCESS;
pTW_CAPABILITY pCapability = (pTW_CAPABILITY) pData;
TRACE ("DG_CONTROL/DAT_CAPABILITY/MSG_SET\n");
if (activeDS.currentState != 4)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
twCC = SANE_SaneCapability (pCapability, MSG_SET);
if (twCC == TWCC_CHECKSTATUS)
{
twCC = TWCC_SUCCESS;
twRC = TWRC_CHECKSTATUS;
}
else
twRC = (twCC == TWCC_SUCCESS)?TWRC_SUCCESS:TWRC_FAILURE;
activeDS.twCC = twCC;
}
return twRC;
}
/* DG_CONTROL/DAT_EVENT/MSG_PROCESSEVENT */
TW_UINT16 SANE_ProcessEvent (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_NOTDSEVENT;
pTW_EVENT pEvent = (pTW_EVENT) pData;
MSG *pMsg = pEvent->pEvent;
TRACE("DG_CONTROL/DAT_EVENT/MSG_PROCESSEVENT msg 0x%x, wParam 0x%lx\n", pMsg->message, pMsg->wParam);
activeDS.twCC = TWCC_SUCCESS;
if (pMsg->message == activeDS.windowMessage && activeDS.windowMessage)
{
twRC = TWRC_DSEVENT;
pEvent->TWMessage = pMsg->wParam;
}
else
pEvent->TWMessage = MSG_NULL; /* no message to the application */
if (activeDS.currentState < 5 || activeDS.currentState > 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
return twRC;
}
/* DG_CONTROL/DAT_PENDINGXFERS/MSG_ENDXFER */
TW_UINT16 SANE_PendingXfersEndXfer (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
TW_UINT16 twRC = TWRC_SUCCESS;
pTW_PENDINGXFERS pPendingXfers = (pTW_PENDINGXFERS) pData;
SANE_Status status;
TRACE("DG_CONTROL/DAT_PENDINGXFERS/MSG_ENDXFER\n");
if (activeDS.currentState != 6 && activeDS.currentState != 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
pPendingXfers->Count = -1;
activeDS.currentState = 6;
if (! activeDS.sane_started)
{
status = psane_start (activeDS.deviceHandle);
if (status != SANE_STATUS_GOOD)
{
TRACE("PENDINGXFERS/MSG_ENDXFER sane_start returns %s\n", psane_strstatus(status));
pPendingXfers->Count = 0;
activeDS.currentState = 5;
/* Notify the application that it can close the data source */
if (activeDS.windowMessage)
PostMessageA(activeDS.hwndOwner, activeDS.windowMessage, MSG_CLOSEDSREQ, 0);
}
else
activeDS.sane_started = TRUE;
}
twRC = TWRC_SUCCESS;
activeDS.twCC = TWCC_SUCCESS;
}
return twRC;
#endif
}
/* DG_CONTROL/DAT_PENDINGXFERS/MSG_GET */
TW_UINT16 SANE_PendingXfersGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
TW_UINT16 twRC = TWRC_SUCCESS;
pTW_PENDINGXFERS pPendingXfers = (pTW_PENDINGXFERS) pData;
SANE_Status status;
TRACE("DG_CONTROL/DAT_PENDINGXFERS/MSG_GET\n");
if (activeDS.currentState < 4 || activeDS.currentState > 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
pPendingXfers->Count = -1;
if (! activeDS.sane_started)
{
status = psane_start (activeDS.deviceHandle);
if (status != SANE_STATUS_GOOD)
{
TRACE("PENDINGXFERS/MSG_GET sane_start returns %s\n", psane_strstatus(status));
pPendingXfers->Count = 0;
}
else
activeDS.sane_started = TRUE;
}
twRC = TWRC_SUCCESS;
activeDS.twCC = TWCC_SUCCESS;
}
return twRC;
#endif
}
/* DG_CONTROL/DAT_PENDINGXFERS/MSG_RESET */
TW_UINT16 SANE_PendingXfersReset (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
TW_UINT16 twRC = TWRC_SUCCESS;
pTW_PENDINGXFERS pPendingXfers = (pTW_PENDINGXFERS) pData;
TRACE("DG_CONTROL/DAT_PENDINGXFERS/MSG_RESET\n");
if (activeDS.currentState != 6)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
pPendingXfers->Count = 0;
activeDS.currentState = 5;
twRC = TWRC_SUCCESS;
activeDS.twCC = TWCC_SUCCESS;
if (activeDS.sane_started)
{
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
}
}
return twRC;
#endif
}
/* DG_CONTROL/DAT_SETUPMEMXFER/MSG_GET */
TW_UINT16 SANE_SetupMemXferGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
pTW_SETUPMEMXFER pSetupMemXfer = (pTW_SETUPMEMXFER)pData;
TRACE("DG_CONTROL/DAT_SETUPMEMXFER/MSG_GET\n");
if (activeDS.sane_param_valid)
{
pSetupMemXfer->MinBufSize = activeDS.sane_param.bytes_per_line;
pSetupMemXfer->MaxBufSize = activeDS.sane_param.bytes_per_line * 8;
pSetupMemXfer->Preferred = activeDS.sane_param.bytes_per_line * 2;
}
else
{
/* Guessing */
pSetupMemXfer->MinBufSize = 2000;
pSetupMemXfer->MaxBufSize = 8000;
pSetupMemXfer->Preferred = 4000;
}
return TWRC_SUCCESS;
#endif
}
/* DG_CONTROL/DAT_STATUS/MSG_GET */
TW_UINT16 SANE_GetDSStatus (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
pTW_STATUS pSourceStatus = (pTW_STATUS) pData;
TRACE ("DG_CONTROL/DAT_STATUS/MSG_GET\n");
pSourceStatus->ConditionCode = activeDS.twCC;
/* Reset the condition code */
activeDS.twCC = TWCC_SUCCESS;
return TWRC_SUCCESS;
}
/* DG_CONTROL/DAT_USERINTERFACE/MSG_DISABLEDS */
TW_UINT16 SANE_DisableDSUserInterface (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS;
TRACE ("DG_CONTROL/DAT_USERINTERFACE/MSG_DISABLEDS\n");
if (activeDS.currentState != 5)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
activeDS.currentState = 4;
twRC = TWRC_SUCCESS;
activeDS.twCC = TWCC_SUCCESS;
}
return twRC;
}
/* DG_CONTROL/DAT_USERINTERFACE/MSG_ENABLEDS */
TW_UINT16 SANE_EnableDSUserInterface (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS;
pTW_USERINTERFACE pUserInterface = (pTW_USERINTERFACE) pData;
TRACE ("DG_CONTROL/DAT_USERINTERFACE/MSG_ENABLEDS\n");
if (activeDS.currentState != 4)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
WARN("sequence error %d\n", activeDS.currentState);
}
else
{
activeDS.hwndOwner = pUserInterface->hParent;
if (! activeDS.windowMessage)
activeDS.windowMessage = RegisterWindowMessageA("SANE.DS ACTIVITY MESSAGE");
if (pUserInterface->ShowUI)
{
BOOL rc;
activeDS.currentState = 5; /* Transitions to state 5 */
rc = DoScannerUI();
pUserInterface->ModalUI = TRUE;
if (!rc)
{
if (activeDS.windowMessage)
PostMessageA(activeDS.hwndOwner, activeDS.windowMessage, MSG_CLOSEDSREQ, 0);
}
#ifdef SONAME_LIBSANE
else
{
psane_get_parameters (activeDS.deviceHandle, &activeDS.sane_param);
activeDS.sane_param_valid = TRUE;
}
#endif
}
else
{
/* no UI will be displayed, so source is ready to transfer data */
activeDS.currentState = 6; /* Transitions to state 6 directly */
if (activeDS.windowMessage)
PostMessageA(activeDS.hwndOwner, activeDS.windowMessage, MSG_XFERREADY, 0);
}
twRC = TWRC_SUCCESS;
activeDS.twCC = TWCC_SUCCESS;
}
return twRC;
}
/* DG_CONTROL/DAT_USERINTERFACE/MSG_ENABLEDSUIONLY */
TW_UINT16 SANE_EnableDSUIOnly (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS;
TRACE("DG_CONTROL/DAT_USERINTERFACE/MSG_ENABLEDSUIONLY\n");
if (activeDS.currentState != 4)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
/* FIXME: we should replace xscanimage with our own UI */
system ("xscanimage");
activeDS.currentState = 5;
twRC = TWRC_SUCCESS;
activeDS.twCC = TWCC_SUCCESS;
}
return twRC;
}
/* DG_CONTROL/DAT_XFERGROUP/MSG_GET */
TW_UINT16 SANE_XferGroupGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_CONTROL/DAT_XFERGROUP/MSG_SET */
TW_UINT16 SANE_XferGroupSet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}