| /* | |
| * 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 | |
| */ | |
| #define NONAMELESSUNION | |
| #define NONAMELESSSTRUCT | |
| #include "config.h" | |
| #include <stdarg.h> | |
| #include <stdio.h> | |
| #include <math.h> | |
| #include "windef.h" | |
| #include "winbase.h" | |
| #include "twain.h" | |
| #include "sane_i.h" | |
| #include "winnls.h" | |
| #include "wine/debug.h" | |
| WINE_DEFAULT_DEBUG_CHANNEL(twain); | |
| #ifndef SANE_VALUE_SCAN_MODE_COLOR | |
| #define SANE_VALUE_SCAN_MODE_COLOR SANE_I18N("Color") | |
| #endif | |
| #ifndef SANE_VALUE_SCAN_MODE_GRAY | |
| #define SANE_VALUE_SCAN_MODE_GRAY SANE_I18N("Gray") | |
| #endif | |
| #ifndef SANE_VALUE_SCAN_MODE_LINEART | |
| #define SANE_VALUE_SCAN_MODE_LINEART SANE_I18N("Lineart") | |
| #endif | |
| static TW_UINT16 get_onevalue(pTW_CAPABILITY pCapability, TW_UINT16 *type, TW_UINT32 *value) | |
| { | |
| if (pCapability->hContainer) | |
| { | |
| pTW_ONEVALUE pVal = GlobalLock (pCapability->hContainer); | |
| if (pVal) | |
| { | |
| *value = pVal->Item; | |
| if (type) | |
| *type = pVal->ItemType; | |
| GlobalUnlock (pCapability->hContainer); | |
| return TWCC_SUCCESS; | |
| } | |
| } | |
| return TWCC_BUMMER; | |
| } | |
| static TW_UINT16 set_onevalue(pTW_CAPABILITY pCapability, TW_UINT16 type, TW_UINT32 value) | |
| { | |
| pCapability->hContainer = GlobalAlloc (0, sizeof(TW_ONEVALUE)); | |
| if (pCapability->hContainer) | |
| { | |
| pTW_ONEVALUE pVal = GlobalLock (pCapability->hContainer); | |
| if (pVal) | |
| { | |
| pCapability->ConType = TWON_ONEVALUE; | |
| pVal->ItemType = type; | |
| pVal->Item = value; | |
| GlobalUnlock (pCapability->hContainer); | |
| return TWCC_SUCCESS; | |
| } | |
| } | |
| return TWCC_LOWMEMORY; | |
| } | |
| static TW_UINT16 msg_set(pTW_CAPABILITY pCapability, TW_UINT32 *val) | |
| { | |
| if (pCapability->ConType == TWON_ONEVALUE) | |
| return get_onevalue(pCapability, NULL, val); | |
| FIXME("Partial Stub: MSG_SET only supports TW_ONEVALUE\n"); | |
| return TWCC_BADCAP; | |
| } | |
| static TW_UINT16 msg_get_enum(pTW_CAPABILITY pCapability, const TW_UINT32 *values, int value_count, | |
| TW_UINT16 type, TW_UINT32 current, TW_UINT32 default_value) | |
| { | |
| TW_ENUMERATION *enumv = NULL; | |
| TW_UINT32 *p32; | |
| TW_UINT16 *p16; | |
| int i; | |
| pCapability->ConType = TWON_ENUMERATION; | |
| pCapability->hContainer = 0; | |
| if (type == TWTY_INT16 || type == TWTY_UINT16) | |
| pCapability->hContainer = GlobalAlloc (0, FIELD_OFFSET( TW_ENUMERATION, ItemList[value_count * sizeof(TW_UINT16)])); | |
| if (type == TWTY_INT32 || type == TWTY_UINT32) | |
| pCapability->hContainer = GlobalAlloc (0, FIELD_OFFSET( TW_ENUMERATION, ItemList[value_count * sizeof(TW_UINT32)])); | |
| if (pCapability->hContainer) | |
| enumv = GlobalLock(pCapability->hContainer); | |
| if (! enumv) | |
| return TWCC_LOWMEMORY; | |
| enumv->ItemType = type; | |
| enumv->NumItems = value_count; | |
| p16 = (TW_UINT16 *) enumv->ItemList; | |
| p32 = (TW_UINT32 *) enumv->ItemList; | |
| for (i = 0; i < value_count; i++) | |
| { | |
| if (values[i] == current) | |
| enumv->CurrentIndex = i; | |
| if (values[i] == default_value) | |
| enumv->DefaultIndex = i; | |
| if (type == TWTY_INT16 || type == TWTY_UINT16) | |
| p16[i] = values[i]; | |
| if (type == TWTY_INT32 || type == TWTY_UINT32) | |
| p32[i] = values[i]; | |
| } | |
| GlobalUnlock(pCapability->hContainer); | |
| return TWCC_SUCCESS; | |
| } | |
| #ifdef SONAME_LIBSANE | |
| static TW_UINT16 msg_get_range(pTW_CAPABILITY pCapability, TW_UINT16 type, | |
| TW_UINT32 minval, TW_UINT32 maxval, TW_UINT32 step, TW_UINT32 def, TW_UINT32 current) | |
| { | |
| TW_RANGE *range = NULL; | |
| pCapability->ConType = TWON_RANGE; | |
| pCapability->hContainer = 0; | |
| pCapability->hContainer = GlobalAlloc (0, sizeof(*range)); | |
| if (pCapability->hContainer) | |
| range = GlobalLock(pCapability->hContainer); | |
| if (! range) | |
| return TWCC_LOWMEMORY; | |
| range->ItemType = type; | |
| range->MinValue = minval; | |
| range->MaxValue = maxval; | |
| range->StepSize = step; | |
| range->DefaultValue = def; | |
| range->CurrentValue = current; | |
| GlobalUnlock(pCapability->hContainer); | |
| return TWCC_SUCCESS; | |
| } | |
| #endif | |
| static TW_UINT16 TWAIN_GetSupportedCaps(pTW_CAPABILITY pCapability) | |
| { | |
| TW_ARRAY *a; | |
| static const UINT16 supported_caps[] = { CAP_SUPPORTEDCAPS, CAP_XFERCOUNT, CAP_UICONTROLLABLE, | |
| CAP_AUTOFEED, CAP_FEEDERENABLED, | |
| ICAP_XFERMECH, ICAP_PIXELTYPE, ICAP_UNITS, ICAP_BITDEPTH, ICAP_COMPRESSION, ICAP_PIXELFLAVOR, | |
| ICAP_XRESOLUTION, ICAP_YRESOLUTION, ICAP_PHYSICALHEIGHT, ICAP_PHYSICALWIDTH, ICAP_SUPPORTEDSIZES }; | |
| pCapability->hContainer = GlobalAlloc (0, FIELD_OFFSET( TW_ARRAY, ItemList[sizeof(supported_caps)] )); | |
| pCapability->ConType = TWON_ARRAY; | |
| if (pCapability->hContainer) | |
| { | |
| UINT16 *u; | |
| int i; | |
| a = GlobalLock (pCapability->hContainer); | |
| a->ItemType = TWTY_UINT16; | |
| a->NumItems = sizeof(supported_caps) / sizeof(supported_caps[0]); | |
| u = (UINT16 *) a->ItemList; | |
| for (i = 0; i < a->NumItems; i++) | |
| u[i] = supported_caps[i]; | |
| GlobalUnlock (pCapability->hContainer); | |
| return TWCC_SUCCESS; | |
| } | |
| else | |
| return TWCC_LOWMEMORY; | |
| } | |
| /* ICAP_XFERMECH */ | |
| static TW_UINT16 SANE_ICAPXferMech (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| static const TW_UINT32 possible_values[] = { TWSX_NATIVE, TWSX_MEMORY }; | |
| TW_UINT32 val; | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| TRACE("ICAP_XFERMECH\n"); | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| twCC = msg_get_enum(pCapability, possible_values, sizeof(possible_values) / sizeof(possible_values[0]), | |
| TWTY_UINT16, activeDS.capXferMech, TWSX_NATIVE); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| { | |
| activeDS.capXferMech = (TW_UINT16) val; | |
| FIXME("Partial Stub: XFERMECH set to %d, but ignored\n", val); | |
| } | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, TWSX_NATIVE); | |
| break; | |
| case MSG_RESET: | |
| activeDS.capXferMech = TWSX_NATIVE; | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, activeDS.capXferMech); | |
| FIXME("Partial Stub: XFERMECH of %d not actually used\n", activeDS.capXferMech); | |
| break; | |
| } | |
| return twCC; | |
| } | |
| /* CAP_XFERCOUNT */ | |
| static TW_UINT16 SANE_CAPXferCount (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT32 val; | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| TRACE("CAP_XFERCOUNT\n"); | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| twCC = set_onevalue(pCapability, TWTY_INT16, -1); | |
| FIXME("Partial Stub: Reporting only support for transfer all\n"); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| FIXME("Partial Stub: XFERCOUNT set to %d, but ignored\n", val); | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_INT16, -1); | |
| break; | |
| case MSG_RESET: | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_INT16, -1); | |
| break; | |
| } | |
| return twCC; | |
| } | |
| #ifdef SONAME_LIBSANE | |
| static BOOL pixeltype_to_sane_mode(TW_UINT16 pixeltype, SANE_String mode, int len) | |
| { | |
| SANE_String_Const m = NULL; | |
| switch (pixeltype) | |
| { | |
| case TWPT_GRAY: | |
| m = SANE_VALUE_SCAN_MODE_GRAY; | |
| break; | |
| case TWPT_RGB: | |
| m = SANE_VALUE_SCAN_MODE_COLOR; | |
| break; | |
| case TWPT_BW: | |
| m = SANE_VALUE_SCAN_MODE_LINEART; | |
| break; | |
| } | |
| if (! m) | |
| return FALSE; | |
| if (strlen(m) >= len) | |
| return FALSE; | |
| strcpy(mode, m); | |
| return TRUE; | |
| } | |
| static BOOL sane_mode_to_pixeltype(SANE_String_Const mode, TW_UINT16 *pixeltype) | |
| { | |
| if (strcmp(mode, SANE_VALUE_SCAN_MODE_LINEART) == 0) | |
| *pixeltype = TWPT_BW; | |
| else if (memcmp(mode, SANE_VALUE_SCAN_MODE_GRAY, strlen(SANE_VALUE_SCAN_MODE_GRAY)) == 0) | |
| *pixeltype = TWPT_GRAY; | |
| else if (strcmp(mode, SANE_VALUE_SCAN_MODE_COLOR) == 0) | |
| *pixeltype = TWPT_RGB; | |
| else | |
| return FALSE; | |
| return TRUE; | |
| } | |
| #endif | |
| /* ICAP_PIXELTYPE */ | |
| static TW_UINT16 SANE_ICAPPixelType (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| #ifdef SONAME_LIBSANE | |
| TW_UINT32 possible_values[3]; | |
| int possible_value_count; | |
| TW_UINT32 val; | |
| SANE_Status rc; | |
| SANE_Int status; | |
| SANE_String_Const *choices; | |
| char current_mode[64]; | |
| TW_UINT16 current_pixeltype = TWPT_BW; | |
| SANE_Char mode[64]; | |
| TRACE("ICAP_PIXELTYPE\n"); | |
| rc = sane_option_probe_mode(activeDS.deviceHandle, &choices, current_mode, sizeof(current_mode)); | |
| if (rc != SANE_STATUS_GOOD) | |
| { | |
| ERR("Unable to retrieve mode from sane, ICAP_PIXELTYPE unsupported\n"); | |
| return twCC; | |
| } | |
| sane_mode_to_pixeltype(current_mode, ¤t_pixeltype); | |
| /* Sane does not support a concept of a default mode, so we simply cache | |
| * the first mode we find */ | |
| if (! activeDS.PixelTypeSet) | |
| { | |
| activeDS.PixelTypeSet = TRUE; | |
| activeDS.defaultPixelType = current_pixeltype; | |
| } | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| for (possible_value_count = 0; choices && *choices && possible_value_count < 3; choices++) | |
| { | |
| TW_UINT16 pix; | |
| if (sane_mode_to_pixeltype(*choices, &pix)) | |
| possible_values[possible_value_count++] = pix; | |
| } | |
| twCC = msg_get_enum(pCapability, possible_values, possible_value_count, | |
| TWTY_UINT16, current_pixeltype, activeDS.defaultPixelType); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| { | |
| TRACE("Setting pixeltype to %d\n", val); | |
| if (! pixeltype_to_sane_mode(val, mode, sizeof(mode))) | |
| return TWCC_BADVALUE; | |
| status = 0; | |
| rc = sane_option_set_str(activeDS.deviceHandle, "mode", mode, &status); | |
| /* Some SANE devices use 'Grayscale' instead of the standard 'Gray' */ | |
| if (rc == SANE_STATUS_INVAL && strcmp(mode, SANE_VALUE_SCAN_MODE_GRAY) == 0) | |
| { | |
| strcpy(mode, "Grayscale"); | |
| rc = sane_option_set_str(activeDS.deviceHandle, "mode", mode, &status); | |
| } | |
| if (rc != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(rc); | |
| if (status & SANE_INFO_RELOAD_PARAMS) | |
| psane_get_parameters (activeDS.deviceHandle, &activeDS.sane_param); | |
| } | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, activeDS.defaultPixelType); | |
| break; | |
| case MSG_RESET: | |
| current_pixeltype = activeDS.defaultPixelType; | |
| if (! pixeltype_to_sane_mode(current_pixeltype, mode, sizeof(mode))) | |
| return TWCC_BADVALUE; | |
| status = 0; | |
| rc = sane_option_set_str(activeDS.deviceHandle, "mode", mode, &status); | |
| /* Some SANE devices use 'Grayscale' instead of the standard 'Gray' */ | |
| if (rc == SANE_STATUS_INVAL && strcmp(mode, SANE_VALUE_SCAN_MODE_GRAY) == 0) | |
| { | |
| strcpy(mode, "Grayscale"); | |
| rc = sane_option_set_str(activeDS.deviceHandle, "mode", mode, &status); | |
| } | |
| if (rc != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(rc); | |
| if (status & SANE_INFO_RELOAD_PARAMS) | |
| psane_get_parameters (activeDS.deviceHandle, &activeDS.sane_param); | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, current_pixeltype); | |
| TRACE("Returning current pixeltype of %d\n", current_pixeltype); | |
| break; | |
| } | |
| #endif | |
| return twCC; | |
| } | |
| /* ICAP_UNITS */ | |
| static TW_UINT16 SANE_ICAPUnits (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT32 val; | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| TRACE("ICAP_UNITS\n"); | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, TWUN_INCHES); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| { | |
| if (val != TWUN_INCHES) | |
| { | |
| ERR("Sane supports only SANE_UNIT_DPI\n"); | |
| twCC = TWCC_BADVALUE; | |
| } | |
| } | |
| break; | |
| case MSG_GETDEFAULT: | |
| case MSG_RESET: | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, TWUN_INCHES); | |
| break; | |
| } | |
| return twCC; | |
| } | |
| /* ICAP_BITDEPTH */ | |
| static TW_UINT16 SANE_ICAPBitDepth(pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| #ifdef SONAME_LIBSANE | |
| TW_UINT32 possible_values[1]; | |
| TRACE("ICAP_BITDEPTH\n"); | |
| possible_values[0] = activeDS.sane_param.depth; | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_GETDEFAULT | TWQC_GETCURRENT ); | |
| break; | |
| case MSG_GET: | |
| twCC = msg_get_enum(pCapability, possible_values, sizeof(possible_values) / sizeof(possible_values[0]), | |
| TWTY_UINT16, activeDS.sane_param.depth, activeDS.sane_param.depth); | |
| break; | |
| case MSG_GETDEFAULT: | |
| /* .. Fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| TRACE("Returning current bitdepth of %d\n", activeDS.sane_param.depth); | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, activeDS.sane_param.depth); | |
| break; | |
| } | |
| #endif | |
| return twCC; | |
| } | |
| /* CAP_UICONTROLLABLE */ | |
| static TW_UINT16 SANE_CAPUiControllable(pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| TRACE("CAP_UICONTROLLABLE\n"); | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET); | |
| break; | |
| case MSG_GET: | |
| twCC = set_onevalue(pCapability, TWTY_BOOL, TRUE); | |
| break; | |
| } | |
| return twCC; | |
| } | |
| /* ICAP_COMPRESSION */ | |
| static TW_UINT16 SANE_ICAPCompression (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| static const TW_UINT32 possible_values[] = { TWCP_NONE }; | |
| TW_UINT32 val; | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| TRACE("ICAP_COMPRESSION\n"); | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| twCC = msg_get_enum(pCapability, possible_values, sizeof(possible_values) / sizeof(possible_values[0]), | |
| TWTY_UINT16, TWCP_NONE, TWCP_NONE); | |
| FIXME("Partial stub: We don't attempt to support compression\n"); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| FIXME("Partial Stub: COMPRESSION set to %d, but ignored\n", val); | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, TWCP_NONE); | |
| break; | |
| case MSG_RESET: | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, TWCP_NONE); | |
| break; | |
| } | |
| return twCC; | |
| } | |
| /* ICAP_XRESOLUTION, ICAP_YRESOLUTION */ | |
| static TW_UINT16 SANE_ICAPResolution (pTW_CAPABILITY pCapability, TW_UINT16 action, TW_UINT16 cap) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| #ifdef SONAME_LIBSANE | |
| TW_UINT32 val; | |
| SANE_Int current_resolution; | |
| TW_FIX32 *default_res; | |
| const char *best_option_name; | |
| SANE_Int minval, maxval, quantval; | |
| SANE_Status sane_rc; | |
| SANE_Int set_status; | |
| TRACE("ICAP_%cRESOLUTION\n", cap == ICAP_XRESOLUTION ? 'X' : 'Y'); | |
| /* Some scanners support 'x-resolution', most seem to just support 'resolution' */ | |
| if (cap == ICAP_XRESOLUTION) | |
| { | |
| best_option_name = "x-resolution"; | |
| default_res = &activeDS.defaultXResolution; | |
| } | |
| else | |
| { | |
| best_option_name = "y-resolution"; | |
| default_res = &activeDS.defaultYResolution; | |
| } | |
| if (sane_option_get_int(activeDS.deviceHandle, best_option_name, ¤t_resolution) != SANE_STATUS_GOOD) | |
| { | |
| best_option_name = "resolution"; | |
| if (sane_option_get_int(activeDS.deviceHandle, best_option_name, ¤t_resolution) != SANE_STATUS_GOOD) | |
| return TWCC_BADCAP; | |
| } | |
| /* Sane does not support a concept of 'default' resolution, so we have to | |
| * cache the resolution the very first time we load the scanner, and use that | |
| * as the default */ | |
| if (cap == ICAP_XRESOLUTION && ! activeDS.XResolutionSet) | |
| { | |
| default_res->Whole = current_resolution; | |
| default_res->Frac = 0; | |
| activeDS.XResolutionSet = TRUE; | |
| } | |
| if (cap == ICAP_YRESOLUTION && ! activeDS.YResolutionSet) | |
| { | |
| default_res->Whole = current_resolution; | |
| default_res->Frac = 0; | |
| activeDS.YResolutionSet = TRUE; | |
| } | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| sane_rc = sane_option_probe_resolution(activeDS.deviceHandle, best_option_name, &minval, &maxval, &quantval); | |
| if (sane_rc != SANE_STATUS_GOOD) | |
| twCC = TWCC_BADCAP; | |
| else | |
| twCC = msg_get_range(pCapability, TWTY_FIX32, | |
| minval, maxval, quantval == 0 ? 1 : quantval, default_res->Whole, current_resolution); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| { | |
| TW_FIX32 f32; | |
| memcpy(&f32, &val, sizeof(f32)); | |
| sane_rc = sane_option_set_int(activeDS.deviceHandle, best_option_name, f32.Whole, &set_status); | |
| if (sane_rc != SANE_STATUS_GOOD) | |
| { | |
| FIXME("Status of %d not expected or handled\n", sane_rc); | |
| twCC = TWCC_BADCAP; | |
| } | |
| else if (set_status == SANE_INFO_INEXACT) | |
| twCC = TWCC_CHECKSTATUS; | |
| } | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_FIX32, default_res->Whole); | |
| break; | |
| case MSG_RESET: | |
| sane_rc = sane_option_set_int(activeDS.deviceHandle, best_option_name, default_res->Whole, NULL); | |
| if (sane_rc != SANE_STATUS_GOOD) | |
| return TWCC_BADCAP; | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_FIX32, current_resolution); | |
| break; | |
| } | |
| #endif | |
| return twCC; | |
| } | |
| /* ICAP_PHYSICALHEIGHT, ICAP_PHYSICALWIDTH */ | |
| static TW_UINT16 SANE_ICAPPhysical (pTW_CAPABILITY pCapability, TW_UINT16 action, TW_UINT16 cap) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| #ifdef SONAME_LIBSANE | |
| TW_FIX32 res; | |
| char option_name[64]; | |
| SANE_Fixed lower, upper; | |
| SANE_Unit lowerunit, upperunit; | |
| SANE_Status status; | |
| TRACE("ICAP_PHYSICAL%s\n", cap == ICAP_PHYSICALHEIGHT? "HEIGHT" : "WIDTH"); | |
| sprintf(option_name, "tl-%c", cap == ICAP_PHYSICALHEIGHT ? 'y' : 'x'); | |
| status = sane_option_probe_scan_area(activeDS.deviceHandle, option_name, NULL, &lowerunit, &lower, NULL, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(status); | |
| sprintf(option_name, "br-%c", cap == ICAP_PHYSICALHEIGHT ? 'y' : 'x'); | |
| status = sane_option_probe_scan_area(activeDS.deviceHandle, option_name, NULL, &upperunit, NULL, &upper, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(status); | |
| if (upperunit != lowerunit) | |
| return TWCC_BADCAP; | |
| if (! convert_sane_res_to_twain(SANE_UNFIX(upper) - SANE_UNFIX(lower), upperunit, &res, TWUN_INCHES)) | |
| return TWCC_BADCAP; | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_GETDEFAULT | TWQC_GETCURRENT ); | |
| break; | |
| case MSG_GET: | |
| case MSG_GETDEFAULT: | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_FIX32, res.Whole | (res.Frac << 16)); | |
| break; | |
| } | |
| #endif | |
| return twCC; | |
| } | |
| /* ICAP_PIXELFLAVOR */ | |
| static TW_UINT16 SANE_ICAPPixelFlavor (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| #ifdef SONAME_LIBSANE | |
| static const TW_UINT32 possible_values[] = { TWPF_CHOCOLATE, TWPF_VANILLA }; | |
| TW_UINT32 val; | |
| TW_UINT32 flavor = activeDS.sane_param.depth == 1 ? TWPF_VANILLA : TWPF_CHOCOLATE; | |
| TRACE("ICAP_PIXELFLAVOR\n"); | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| twCC = msg_get_enum(pCapability, possible_values, sizeof(possible_values) / sizeof(possible_values[0]), | |
| TWTY_UINT16, flavor, flavor); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| { | |
| FIXME("Stub: PIXELFLAVOR set to %d, but ignored\n", val); | |
| } | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, flavor); | |
| break; | |
| case MSG_RESET: | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, flavor); | |
| break; | |
| } | |
| #endif | |
| return twCC; | |
| } | |
| #ifdef SONAME_LIBSANE | |
| static TW_UINT16 get_width_height(double *width, double *height, BOOL max) | |
| { | |
| SANE_Status status; | |
| SANE_Fixed tlx_current, tlx_min, tlx_max; | |
| SANE_Fixed tly_current, tly_min, tly_max; | |
| SANE_Fixed brx_current, brx_min, brx_max; | |
| SANE_Fixed bry_current, bry_min, bry_max; | |
| status = sane_option_probe_scan_area(activeDS.deviceHandle, "tl-x", &tlx_current, NULL, &tlx_min, &tlx_max, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(status); | |
| status = sane_option_probe_scan_area(activeDS.deviceHandle, "tl-y", &tly_current, NULL, &tly_min, &tly_max, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(status); | |
| status = sane_option_probe_scan_area(activeDS.deviceHandle, "br-x", &brx_current, NULL, &brx_min, &brx_max, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(status); | |
| status = sane_option_probe_scan_area(activeDS.deviceHandle, "br-y", &bry_current, NULL, &bry_min, &bry_max, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(status); | |
| if (max) | |
| *width = SANE_UNFIX(brx_max) - SANE_UNFIX(tlx_min); | |
| else | |
| *width = SANE_UNFIX(brx_current) - SANE_UNFIX(tlx_current); | |
| if (max) | |
| *height = SANE_UNFIX(bry_max) - SANE_UNFIX(tly_min); | |
| else | |
| *height = SANE_UNFIX(bry_current) - SANE_UNFIX(tly_current); | |
| return(TWCC_SUCCESS); | |
| } | |
| static TW_UINT16 set_one_coord(const char *name, double coord) | |
| { | |
| SANE_Status status; | |
| status = sane_option_set_fixed(activeDS.deviceHandle, name, SANE_FIX(coord), NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| return sane_status_to_twcc(status); | |
| return TWCC_SUCCESS; | |
| } | |
| static TW_UINT16 set_width_height(double width, double height) | |
| { | |
| TW_UINT16 rc = TWCC_SUCCESS; | |
| rc = set_one_coord("tl-x", 0); | |
| if (rc != TWCC_SUCCESS) | |
| return rc; | |
| rc = set_one_coord("br-x", width); | |
| if (rc != TWCC_SUCCESS) | |
| return rc; | |
| rc = set_one_coord("tl-y", 0); | |
| if (rc != TWCC_SUCCESS) | |
| return rc; | |
| rc = set_one_coord("br-y", height); | |
| return rc; | |
| } | |
| typedef struct | |
| { | |
| TW_UINT32 size; | |
| double x; | |
| double y; | |
| } supported_size_t; | |
| static const supported_size_t supported_sizes[] = | |
| { | |
| { TWSS_NONE, 0, 0 }, | |
| { TWSS_A4, 210, 297 }, | |
| { TWSS_JISB5, 182, 257 }, | |
| { TWSS_USLETTER, 215.9, 279.4 }, | |
| { TWSS_USLEGAL, 215.9, 355.6 }, | |
| { TWSS_A5, 148, 210 }, | |
| { TWSS_B4, 250, 353 }, | |
| { TWSS_B6, 125, 176 }, | |
| { TWSS_USLEDGER, 215.9, 431.8 }, | |
| { TWSS_USEXECUTIVE, 184.15, 266.7 }, | |
| { TWSS_A3, 297, 420 }, | |
| }; | |
| #define SUPPORTED_SIZE_COUNT (sizeof(supported_sizes) / sizeof(supported_sizes[0])) | |
| static TW_UINT16 get_default_paper_size(const supported_size_t *s, int n) | |
| { | |
| DWORD paper; | |
| int rc; | |
| int defsize = -1; | |
| double width, height; | |
| int i; | |
| rc = GetLocaleInfoA(LOCALE_USER_DEFAULT, LOCALE_IPAPERSIZE | LOCALE_RETURN_NUMBER, (void *) &paper, sizeof(paper)); | |
| if (rc > 0) | |
| switch (paper) | |
| { | |
| case 1: | |
| defsize = TWSS_USLETTER; | |
| break; | |
| case 5: | |
| defsize = TWSS_USLEGAL; | |
| break; | |
| case 8: | |
| defsize = TWSS_A3; | |
| break; | |
| case 9: | |
| defsize = TWSS_A4; | |
| break; | |
| } | |
| if (defsize == -1) | |
| return TWSS_NONE; | |
| if (get_width_height(&width, &height, TRUE) != TWCC_SUCCESS) | |
| return TWSS_NONE; | |
| for (i = 0; i < n; i++) | |
| if (s[i].size == defsize) | |
| { | |
| /* Sane's use of integers to store floats is a hair lossy; deal with it */ | |
| if (s[i].x > (width + .01) || s[i].y > (height + 0.01)) | |
| return TWSS_NONE; | |
| else | |
| return s[i].size; | |
| } | |
| return TWSS_NONE; | |
| } | |
| static TW_UINT16 get_current_paper_size(const supported_size_t *s, int n) | |
| { | |
| int i; | |
| double width, height; | |
| double xdelta, ydelta; | |
| if (get_width_height(&width, &height, FALSE) != TWCC_SUCCESS) | |
| return TWSS_NONE; | |
| for (i = 0; i < n; i++) | |
| { | |
| /* Sane's use of integers to store floats results | |
| * in a very small error; cope with that */ | |
| xdelta = s[i].x - width; | |
| ydelta = s[i].y - height; | |
| if (xdelta < 0.01 && xdelta > -0.01 && | |
| ydelta < 0.01 && ydelta > -0.01) | |
| return s[i].size; | |
| } | |
| return TWSS_NONE; | |
| } | |
| #endif | |
| /* ICAP_SUPPORTEDSIZES */ | |
| static TW_UINT16 SANE_ICAPSupportedSizes (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| #ifdef SONAME_LIBSANE | |
| static TW_UINT32 possible_values[SUPPORTED_SIZE_COUNT]; | |
| int i; | |
| TW_UINT32 val; | |
| TW_UINT16 default_size = get_default_paper_size(supported_sizes, SUPPORTED_SIZE_COUNT); | |
| TW_UINT16 current_size = get_current_paper_size(supported_sizes, SUPPORTED_SIZE_COUNT); | |
| TRACE("ICAP_SUPPORTEDSIZES\n"); | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| for (i = 0; i < sizeof(supported_sizes) / sizeof(supported_sizes[0]); i++) | |
| possible_values[i] = supported_sizes[i].size; | |
| twCC = msg_get_enum(pCapability, possible_values, sizeof(possible_values) / sizeof(possible_values[0]), | |
| TWTY_UINT16, current_size, default_size); | |
| WARN("Partial Stub: our supported size selection is a bit thin.\n"); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| for (i = 1; i < SUPPORTED_SIZE_COUNT; i++) | |
| if (supported_sizes[i].size == val) | |
| return set_width_height(supported_sizes[i].x, supported_sizes[i].y); | |
| ERR("Unsupported size %d\n", val); | |
| twCC = TWCC_BADCAP; | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, default_size); | |
| break; | |
| case MSG_RESET: | |
| twCC = TWCC_BADCAP; | |
| for (i = 1; i < SUPPORTED_SIZE_COUNT; i++) | |
| if (supported_sizes[i].size == default_size) | |
| { | |
| twCC = set_width_height(supported_sizes[i].x, supported_sizes[i].y); | |
| break; | |
| } | |
| if (twCC != TWCC_SUCCESS) | |
| return twCC; | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_UINT16, current_size); | |
| break; | |
| } | |
| #undef SUPPORTED_SIZE_COUNT | |
| #endif | |
| return twCC; | |
| } | |
| /* CAP_AUTOFEED */ | |
| static TW_UINT16 SANE_CAPAutofeed (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| #ifdef SONAME_LIBSANE | |
| TW_UINT32 val; | |
| SANE_Bool autofeed; | |
| SANE_Status status; | |
| TRACE("CAP_AUTOFEED\n"); | |
| if (sane_option_get_bool(activeDS.deviceHandle, "batch-scan", &autofeed, NULL) != SANE_STATUS_GOOD) | |
| return TWCC_BADCAP; | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| twCC = set_onevalue(pCapability, TWTY_BOOL, autofeed); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| { | |
| if (val) | |
| autofeed = SANE_TRUE; | |
| else | |
| autofeed = SANE_FALSE; | |
| status = sane_option_set_bool(activeDS.deviceHandle, "batch-scan", autofeed, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| { | |
| ERR("Error %s: Could not set batch-scan to %d\n", psane_strstatus(status), autofeed); | |
| return sane_status_to_twcc(status); | |
| } | |
| } | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_BOOL, SANE_TRUE); | |
| break; | |
| case MSG_RESET: | |
| autofeed = SANE_TRUE; | |
| status = sane_option_set_bool(activeDS.deviceHandle, "batch-scan", autofeed, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| { | |
| ERR("Error %s: Could not reset batch-scan to SANE_TRUE\n", psane_strstatus(status)); | |
| return sane_status_to_twcc(status); | |
| } | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_BOOL, autofeed); | |
| break; | |
| } | |
| #endif | |
| return twCC; | |
| } | |
| /* CAP_FEEDERENABLED */ | |
| static TW_UINT16 SANE_CAPFeederEnabled (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT16 twCC = TWCC_BADCAP; | |
| #ifdef SONAME_LIBSANE | |
| TW_UINT32 val; | |
| TW_BOOL enabled; | |
| SANE_Status status; | |
| SANE_Char source[64]; | |
| TRACE("CAP_FEEDERENABLED\n"); | |
| if (sane_option_get_str(activeDS.deviceHandle, SANE_NAME_SCAN_SOURCE, source, sizeof(source), NULL) != SANE_STATUS_GOOD) | |
| return TWCC_BADCAP; | |
| if (strcmp(source, "Auto") == 0 || strcmp(source, "ADF") == 0) | |
| enabled = TRUE; | |
| else | |
| enabled = FALSE; | |
| switch (action) | |
| { | |
| case MSG_QUERYSUPPORT: | |
| twCC = set_onevalue(pCapability, TWTY_INT32, | |
| TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); | |
| break; | |
| case MSG_GET: | |
| twCC = set_onevalue(pCapability, TWTY_BOOL, enabled); | |
| break; | |
| case MSG_SET: | |
| twCC = msg_set(pCapability, &val); | |
| if (twCC == TWCC_SUCCESS) | |
| { | |
| if (val) | |
| enabled = TRUE; | |
| else | |
| enabled = FALSE; | |
| strcpy(source, "ADF"); | |
| status = sane_option_set_str(activeDS.deviceHandle, SANE_NAME_SCAN_SOURCE, source, NULL); | |
| if (status != SANE_STATUS_GOOD) | |
| { | |
| strcpy(source, "Auto"); | |
| status = sane_option_set_str(activeDS.deviceHandle, SANE_NAME_SCAN_SOURCE, source, NULL); | |
| } | |
| if (status != SANE_STATUS_GOOD) | |
| { | |
| ERR("Error %s: Could not set source to either ADF or Auto\n", psane_strstatus(status)); | |
| return sane_status_to_twcc(status); | |
| } | |
| } | |
| break; | |
| case MSG_GETDEFAULT: | |
| twCC = set_onevalue(pCapability, TWTY_BOOL, TRUE); | |
| break; | |
| case MSG_RESET: | |
| strcpy(source, "Auto"); | |
| if (sane_option_set_str(activeDS.deviceHandle, SANE_NAME_SCAN_SOURCE, source, NULL) == SANE_STATUS_GOOD) | |
| enabled = TRUE; | |
| twCC = TWCC_SUCCESS; | |
| /* .. fall through intentional .. */ | |
| case MSG_GETCURRENT: | |
| twCC = set_onevalue(pCapability, TWTY_BOOL, enabled); | |
| break; | |
| } | |
| #endif | |
| return twCC; | |
| } | |
| TW_UINT16 SANE_SaneCapability (pTW_CAPABILITY pCapability, TW_UINT16 action) | |
| { | |
| TW_UINT16 twCC = TWCC_CAPUNSUPPORTED; | |
| TRACE("capability=%d action=%d\n", pCapability->Cap, action); | |
| switch (pCapability->Cap) | |
| { | |
| case CAP_SUPPORTEDCAPS: | |
| if (action == MSG_GET) | |
| twCC = TWAIN_GetSupportedCaps(pCapability); | |
| else | |
| twCC = TWCC_BADVALUE; | |
| break; | |
| case CAP_XFERCOUNT: | |
| twCC = SANE_CAPXferCount (pCapability, action); | |
| break; | |
| case CAP_UICONTROLLABLE: | |
| twCC = SANE_CAPUiControllable (pCapability, action); | |
| break; | |
| case CAP_AUTOFEED: | |
| twCC = SANE_CAPAutofeed (pCapability, action); | |
| break; | |
| case CAP_FEEDERENABLED: | |
| twCC = SANE_CAPFeederEnabled (pCapability, action); | |
| break; | |
| case ICAP_PIXELTYPE: | |
| twCC = SANE_ICAPPixelType (pCapability, action); | |
| break; | |
| case ICAP_UNITS: | |
| twCC = SANE_ICAPUnits (pCapability, action); | |
| break; | |
| case ICAP_BITDEPTH: | |
| twCC = SANE_ICAPBitDepth(pCapability, action); | |
| break; | |
| case ICAP_XFERMECH: | |
| twCC = SANE_ICAPXferMech (pCapability, action); | |
| break; | |
| case ICAP_PIXELFLAVOR: | |
| twCC = SANE_ICAPPixelFlavor (pCapability, action); | |
| break; | |
| case ICAP_COMPRESSION: | |
| twCC = SANE_ICAPCompression(pCapability, action); | |
| break; | |
| case ICAP_XRESOLUTION: | |
| twCC = SANE_ICAPResolution(pCapability, action, pCapability->Cap); | |
| break; | |
| case ICAP_YRESOLUTION: | |
| twCC = SANE_ICAPResolution(pCapability, action, pCapability->Cap); | |
| break; | |
| case ICAP_PHYSICALHEIGHT: | |
| twCC = SANE_ICAPPhysical(pCapability, action, pCapability->Cap); | |
| break; | |
| case ICAP_PHYSICALWIDTH: | |
| twCC = SANE_ICAPPhysical(pCapability, action, pCapability->Cap); | |
| break; | |
| case ICAP_SUPPORTEDSIZES: | |
| twCC = SANE_ICAPSupportedSizes (pCapability, action); | |
| break; | |
| case ICAP_PLANARCHUNKY: | |
| FIXME("ICAP_PLANARCHUNKY not implemented\n"); | |
| break; | |
| case ICAP_BITORDER: | |
| FIXME("ICAP_BITORDER not implemented\n"); | |
| break; | |
| } | |
| /* Twain specifies that you should return a 0 in response to QUERYSUPPORT, | |
| * even if you don't formally support the capability */ | |
| if (twCC == TWCC_CAPUNSUPPORTED && action == MSG_QUERYSUPPORT) | |
| twCC = set_onevalue(pCapability, 0, TWTY_INT32); | |
| if (twCC == TWCC_CAPUNSUPPORTED) | |
| TRACE("capability 0x%x/action=%d being reported as unsupported\n", pCapability->Cap, action); | |
| return twCC; | |
| } | |
| TW_UINT16 SANE_SaneSetDefaults (void) | |
| { | |
| TW_CAPABILITY cap; | |
| memset(&cap, 0, sizeof(cap)); | |
| cap.Cap = CAP_AUTOFEED; | |
| cap.ConType = TWON_DONTCARE16; | |
| if (SANE_SaneCapability(&cap, MSG_RESET) == TWCC_SUCCESS) | |
| GlobalFree(cap.hContainer); | |
| memset(&cap, 0, sizeof(cap)); | |
| cap.Cap = CAP_FEEDERENABLED; | |
| cap.ConType = TWON_DONTCARE16; | |
| if (SANE_SaneCapability(&cap, MSG_RESET) == TWCC_SUCCESS) | |
| GlobalFree(cap.hContainer); | |
| memset(&cap, 0, sizeof(cap)); | |
| cap.Cap = ICAP_SUPPORTEDSIZES; | |
| cap.ConType = TWON_DONTCARE16; | |
| if (SANE_SaneCapability(&cap, MSG_RESET) == TWCC_SUCCESS) | |
| GlobalFree(cap.hContainer); | |
| return TWCC_SUCCESS; | |
| } |