ReactOS 0.4.15-dev-6049-ge54b32b
twain_i.h File Reference
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "twain.h"
#include "wine/list.h"
Include dependency graph for twain_i.h:
This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes

struct  pending_message
 
struct  tagActiveDS
 

Typedefs

typedef struct tagActiveDS activeDS
 

Functions

TW_UINT16 TWAIN_CloseDS (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_IdentityGetDefault (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_IdentityGetFirst (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_IdentityGetNext (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_OpenDS (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_UserSelect (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_CloseDSM (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_OpenDSM (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_GetDSMStatus (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_ControlNull (pTW_IDENTITY pOrigin, pTW_IDENTITY pDest, activeDS *pSource, TW_UINT16 MSG, TW_MEMREF pData) DECLSPEC_HIDDEN
 
TW_UINT16 TWAIN_ProcessEvent (pTW_IDENTITY pOrigin, activeDS *pSource, TW_MEMREF pData) DECLSPEC_HIDDEN
 

Variables

TW_UINT16 DSM_twCC DECLSPEC_HIDDEN
 

Typedef Documentation

◆ activeDS

Function Documentation

◆ TWAIN_CloseDS()

TW_UINT16 TWAIN_CloseDS ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 200 of file dsm_ctrl.c.

201{
202 TW_UINT16 twRC = TWRC_SUCCESS;
203 pTW_IDENTITY pIdentity = (pTW_IDENTITY) pData;
204 activeDS *currentDS = NULL, *prevDS = NULL;
205
206 TRACE ("DG_CONTROL/DAT_IDENTITY/MSG_CLOSEDS\n");
207
208 for (currentDS = activeSources; currentDS; currentDS = currentDS->next) {
209 if (currentDS->identity.Id == pIdentity->Id)
210 break;
211 prevDS = currentDS;
212 }
213 if (!currentDS) {
215 return TWRC_FAILURE;
216 }
217 twRC = currentDS->dsEntry (pOrigin, DG_CONTROL, DAT_IDENTITY, MSG_CLOSEDS, pData);
218 /* This causes crashes due to still open Windows, so leave out for now.
219 * FreeLibrary (currentDS->hmod);
220 */
221 if (prevDS)
222 prevDS->next = currentDS->next;
223 else
224 activeSources = currentDS->next;
225 HeapFree (GetProcessHeap(), 0, currentDS);
226 if (twRC == TWRC_SUCCESS)
228 else /* FIXME: unclear how to get TWCC */
230 return twRC;
231}
#define NULL
Definition: types.h:112
#define GetProcessHeap()
Definition: compat.h:736
#define HeapFree(x, y, z)
Definition: compat.h:735
#define TRACE(s)
Definition: solgame.cpp:4
TW_UINT32 Id
Definition: twain.h:257
DSENTRYPROC dsEntry
Definition: twain_i.h:42
struct tagActiveDS * next
Definition: twain_i.h:39
TW_IDENTITY identity
Definition: twain_i.h:40
TW_UINT16 DSM_twCC
Definition: twain32_main.c:32
activeDS * activeSources
Definition: twain32_main.c:33
#define TWRC_FAILURE
Definition: twain.h:1665
#define DAT_IDENTITY
Definition: twain.h:1337
#define TWCC_SEQERROR
Definition: twain.h:1687
TW_UINT32 TW_UINT16 TW_UINT16 TW_MEMREF pData
Definition: twain.h:1830
#define MSG_CLOSEDS
Definition: twain.h:1410
unsigned short TW_UINT16
Definition: twain.h:119
#define TWCC_NODS
Definition: twain.h:1681
#define TWRC_SUCCESS
Definition: twain.h:1664
struct TW_IDENTITY * pTW_IDENTITY
Definition: twain.h:1762
#define DG_CONTROL
Definition: twain.h:1311
#define TWCC_SUCCESS
Definition: twain.h:1678

Referenced by TWAIN_SourceManagerHandler().

◆ TWAIN_CloseDSM()

TW_UINT16 TWAIN_CloseDSM ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 455 of file dsm_ctrl.c.

456{
457 activeDS *currentDS = activeSources, *nextDS;
458
459 TRACE("DG_CONTROL/DAT_PARENT/MSG_CLOSEDSM\n");
460
461 if (DSM_initialized)
462 {
464
465 /* If there are data sources still open, close them now. */
466 while (currentDS != NULL)
467 {
468 nextDS = currentDS->next;
469 currentDS->dsEntry (pOrigin, DG_CONTROL, DAT_IDENTITY, MSG_CLOSEDS, pData);
470 HeapFree (GetProcessHeap(), 0, currentDS);
471 currentDS = nextDS;
472 }
476 return TWRC_SUCCESS;
477 } else {
479 return TWRC_FAILURE;
480 }
481}
#define FALSE
Definition: types.h:117
static TW_UINT16 DSM_initialized
Definition: dsm_ctrl.c:36
static HWND DSM_parent
Definition: dsm_ctrl.c:39

Referenced by TWAIN_SourceManagerHandler().

◆ TWAIN_ControlNull()

TW_UINT16 TWAIN_ControlNull ( pTW_IDENTITY  pOrigin,
pTW_IDENTITY  pDest,
activeDS pSource,
TW_UINT16  MSG,
TW_MEMREF  pData 
)

Definition at line 120 of file dsm_ctrl.c.

121{
122 struct pending_message *message;
123
124 TRACE ("DG_CONTROL/DAT_NULL MSG=%i\n", MSG);
125
126 if (MSG != MSG_CLOSEDSREQ &&
127 MSG != MSG_DEVICEEVENT &&
129 {
131 return TWRC_FAILURE;
132 }
133
134 message = HeapAlloc(GetProcessHeap(), 0, sizeof(*message));
135 if (!message)
136 {
138 return TWRC_FAILURE;
139 }
140
141 message->msg = MSG;
142 list_add_tail(&pSource->pending_messages, &message->entry);
143
144 /* Delphi twain only sends us messages from one window, and it
145 doesn't even give us the real handle to that window. Other
146 applications might decide to forward messages sent to DSM_parent
147 or to the one supplied to ENABLEDS. So let's try very hard to
148 find a window that will work. */
149 if (DSM_parent)
151 if (pSource->ui_window && pSource->ui_window != DSM_parent)
152 PostMessageW(pSource->ui_window, event_message, 0, 0);
153 if (pSource->event_window && pSource->event_window != pSource->ui_window &&
154 pSource->event_window != DSM_parent)
155 PostMessageW(pSource->event_window, event_message, 0, 0);
156 PostMessageW(0, event_message, 0, 0);
157
158 return TWRC_SUCCESS;
159}
#define MSG
Definition: Mailslot.c:11
static void list_add_tail(struct list_entry *head, struct list_entry *entry)
Definition: list.h:83
#define HeapAlloc
Definition: compat.h:733
static UINT event_message
Definition: dsm_ctrl.c:40
Definition: tftpd.h:60
HWND ui_window
Definition: twain_i.h:44
struct list pending_messages
Definition: twain_i.h:43
HWND event_window
Definition: twain_i.h:45
#define MSG_XFERREADY
Definition: twain.h:1395
TW_UINT32 TW_UINT16 TW_UINT16 MSG
Definition: twain.h:1829
#define MSG_DEVICEEVENT
Definition: twain.h:1399
#define TWCC_BADPROTOCOL
Definition: twain.h:1685
#define MSG_CLOSEDSREQ
Definition: twain.h:1396
#define TWCC_LOWMEMORY
Definition: twain.h:1680
BOOL WINAPI PostMessageW(_In_opt_ HWND, _In_ UINT, _In_ WPARAM, _In_ LPARAM)

Referenced by DSM_Entry().

◆ TWAIN_GetDSMStatus()

TW_UINT16 TWAIN_GetDSMStatus ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 505 of file dsm_ctrl.c.

506{
507 pTW_STATUS pSourceStatus = (pTW_STATUS) pData;
508
509 TRACE ("DG_CONTROL/DAT_STATUS/MSG_GET\n");
510
511 pSourceStatus->ConditionCode = DSM_twCC;
512 DSM_twCC = TWCC_SUCCESS; /* clear the condition code */
513 return TWRC_SUCCESS;
514}
TW_UINT16 ConditionCode
Definition: twain.h:352
struct TW_STATUS * pTW_STATUS

Referenced by TWAIN_SourceManagerHandler().

◆ TWAIN_IdentityGetDefault()

TW_UINT16 TWAIN_IdentityGetDefault ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 234 of file dsm_ctrl.c.

235{
236 pTW_IDENTITY pSourceIdentity = (pTW_IDENTITY) pData;
237
238 TRACE("DG_CONTROL/DAT_IDENTITY/MSG_GETDEFAULT\n");
241 if (!nrdevices)
242 return TWRC_FAILURE;
243 *pSourceIdentity = devices[0].identity;
245 return TWRC_SUCCESS;
246}
static struct all_devices * devices
Definition: dsm_ctrl.c:48
static int nrdevices
Definition: dsm_ctrl.c:47
static void twain_autodetect(void)
Definition: dsm_ctrl.c:106

Referenced by TWAIN_SourceManagerHandler().

◆ TWAIN_IdentityGetFirst()

TW_UINT16 TWAIN_IdentityGetFirst ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 249 of file dsm_ctrl.c.

250{
251 pTW_IDENTITY pSourceIdentity = (pTW_IDENTITY) pData;
252
253 TRACE ("DG_CONTROL/DAT_IDENTITY/MSG_GETFIRST\n");
255 if (!nrdevices) {
256 TRACE ("no entries found.\n");
258 return TWRC_FAILURE;
259 }
261 *pSourceIdentity = devices[DSM_currentDevice++].identity;
262 return TWRC_SUCCESS;
263}
static TW_UINT16 DSM_currentDevice
Definition: dsm_ctrl.c:38

Referenced by TWAIN_SourceManagerHandler().

◆ TWAIN_IdentityGetNext()

TW_UINT16 TWAIN_IdentityGetNext ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 266 of file dsm_ctrl.c.

267{
268 pTW_IDENTITY pSourceIdentity = (pTW_IDENTITY) pData;
269
270 TRACE("DG_CONTROL/DAT_IDENTITY/MSG_GETNEXT\n");
273 return TWRC_ENDOFLIST;
274 }
275 *pSourceIdentity = devices[DSM_currentDevice++].identity;
276 return TWRC_SUCCESS;
277}
#define TWRC_ENDOFLIST
Definition: twain.h:1671

Referenced by TWAIN_SourceManagerHandler().

◆ TWAIN_OpenDS()

TW_UINT16 TWAIN_OpenDS ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 280 of file dsm_ctrl.c.

281{
282 TW_UINT16 i = 0;
283 pTW_IDENTITY pIdentity = (pTW_IDENTITY) pData;
284 activeDS *newSource;
285 const char *modname = NULL;
287
288 TRACE("DG_CONTROL/DAT_IDENTITY/MSG_OPENDS\n");
289 TRACE("pIdentity is %s\n", pIdentity->ProductName);
290 if (!DSM_initialized) {
291 FIXME("seq error\n");
293 return TWRC_FAILURE;
294 }
296 if (!nrdevices) {
297 FIXME("no devs.\n");
299 return TWRC_FAILURE;
300 }
301
302 if (pIdentity->ProductName[0] != '\0') {
303 /* Make sure the source to be opened exists in the device list */
304 for (i = 0; i<nrdevices; i++)
305 if (!strcmp (devices[i].identity.ProductName, pIdentity->ProductName))
306 break;
307 if (i == nrdevices)
308 i = 0;
309 } /* else use the first device */
310
311 /* the source is found in the device list */
312 newSource = HeapAlloc (GetProcessHeap(), 0, sizeof (activeDS));
313 if (!newSource) {
315 FIXME("Out of memory.\n");
316 return TWRC_FAILURE;
317 }
318 hmod = LoadLibraryA(devices[i].modname);
319 if (!hmod) {
320 ERR("Failed to load TWAIN Source %s\n", debugstr_a(modname));
322 HeapFree(GetProcessHeap(), 0, newSource);
323 return TWRC_FAILURE;
324 }
325 newSource->hmod = hmod;
326 newSource->dsEntry = (DSENTRYPROC)GetProcAddress(hmod, "DS_Entry");
327 /* Assign id for the opened data source */
328 pIdentity->Id = DSM_sourceId ++;
329 if (TWRC_SUCCESS != newSource->dsEntry (pOrigin, DG_CONTROL, DAT_IDENTITY, MSG_OPENDS, pIdentity)) {
331 HeapFree(GetProcessHeap(), 0, newSource);
332 DSM_sourceId--;
333 return TWRC_FAILURE;
334 }
335 /* add the data source to an internal active source list */
336 newSource->next = activeSources;
337 newSource->identity.Id = pIdentity->Id;
338 strcpy (newSource->identity.ProductName, pIdentity->ProductName);
339 list_init(&newSource->pending_messages);
340 newSource->ui_window = NULL;
341 newSource->event_window = NULL;
342 activeSources = newSource;
344 return TWRC_SUCCESS;
345}
int strcmp(const char *String1, const char *String2)
Definition: utclib.c:469
char * strcpy(char *DstString, const char *SrcString)
Definition: utclib.c:388
static void list_init(struct list_entry *head)
Definition: list.h:51
#define FIXME(fmt,...)
Definition: debug.h:111
#define ERR(fmt,...)
Definition: debug.h:110
#define GetProcAddress(x, y)
Definition: compat.h:753
HINSTANCE WINAPI DECLSPEC_HOTPATCH LoadLibraryA(LPCSTR lpLibFileName)
Definition: loader.c:111
static TW_UINT32 DSM_sourceId
Definition: dsm_ctrl.c:37
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define debugstr_a
Definition: kernel32.h:31
static PEXPLICIT_ACCESSW *static HMODULE hmod
Definition: security.c:143
TW_STR32 ProductName
Definition: twain.h:264
HMODULE hmod
Definition: twain_i.h:41
#define TWCC_OPERATIONERROR
Definition: twain.h:1683
#define MSG_OPENDS
Definition: twain.h:1409

Referenced by TWAIN_SourceManagerHandler().

◆ TWAIN_OpenDSM()

TW_UINT16 TWAIN_OpenDSM ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 484 of file dsm_ctrl.c.

485{
486 TW_UINT16 twRC = TWRC_SUCCESS;
487
488 TRACE("DG_CONTROL/DAT_PARENT/MSG_OPENDSM\n");
489 if (!DSM_initialized) {
490 event_message = RegisterWindowMessageA("WINE TWAIN_32 EVENT");
494 twRC = TWRC_SUCCESS;
495 } else {
496 /* operation invoked in invalid state */
498 twRC = TWRC_FAILURE;
499 }
501 return twRC;
502}
#define TRUE
Definition: types.h:120
HANDLE HWND
Definition: compat.h:19
UINT WINAPI RegisterWindowMessageA(_In_ LPCSTR)

Referenced by TWAIN_SourceManagerHandler().

◆ TWAIN_ProcessEvent()

TW_UINT16 TWAIN_ProcessEvent ( pTW_IDENTITY  pOrigin,
activeDS pSource,
TW_MEMREF  pData 
)

Definition at line 162 of file dsm_ctrl.c.

163{
164 TW_EVENT *event = (TW_EVENT*)pData;
165 MSG *msg = (MSG*)event->pEvent;
167
168 TRACE("%x,%x\n", msg->message, event_message);
169
170 if (msg->message == event_message)
171 {
172 if (!list_empty (&pSource->pending_messages))
173 {
174 struct list *entry = list_head (&pSource->pending_messages);
176 event->TWMessage = message->msg;
178 TRACE("<-- %x\n", event->TWMessage);
179 }
180 else
181 event->TWMessage = MSG_NULL;
183 }
184
185 if (msg->hwnd)
186 {
187 MSG dummy;
188 pSource->event_window = msg->hwnd;
189 if (!list_empty (&pSource->pending_messages) &&
191 {
192 PostMessageW(msg->hwnd, event_message, 0, 0);
193 }
194 }
195
196 return result;
197}
#define msg(x)
Definition: auth_time.c:54
static void list_remove(struct list_entry *entry)
Definition: list.h:90
static int list_empty(struct list_entry *head)
Definition: list.h:58
Definition: list.h:37
struct _cl_event * event
Definition: glext.h:7739
GLuint64EXT * result
Definition: glext.h:11304
uint32_t entry
Definition: isohybrid.c:63
Definition: list.h:15
#define LIST_ENTRY(type)
Definition: queue.h:175
#define TWRC_DSEVENT
Definition: twain.h:1668
#define MSG_NULL
Definition: twain.h:1381
#define TWRC_NOTDSEVENT
Definition: twain.h:1669
BOOL WINAPI PeekMessageW(_Out_ LPMSG, _In_opt_ HWND, _In_ UINT, _In_ UINT, _In_ UINT)
#define PM_NOREMOVE
Definition: winuser.h:1185

Referenced by DSM_Entry().

◆ TWAIN_UserSelect()

TW_UINT16 TWAIN_UserSelect ( pTW_IDENTITY  pOrigin,
TW_MEMREF  pData 
)

Definition at line 428 of file dsm_ctrl.c.

429{
430 userselect_data param = {pOrigin, pData};
432
433 TRACE("DG_CONTROL/DAT_IDENTITY/MSG_USERSELECT SupportedGroups=0x%x ProductName=%s\n",
434 pOrigin->SupportedGroups, wine_dbgstr_a(param.result->ProductName));
435
437
438 if (!IsWindow(parent))
439 parent = NULL;
440
443 {
444 TRACE("canceled\n");
446 return TWRC_CANCEL;
447 }
448
449 TRACE("<-- %s\n", wine_dbgstr_a(param.result->ProductName));
451 return TWRC_SUCCESS;
452}
#define DLG_USERSELECT
Definition: resource.h:22
r parent
Definition: btrfs.c:3010
static INT_PTR CALLBACK userselect_dlgproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
Definition: dsm_ctrl.c:352
GLfloat param
Definition: glext.h:5796
const char int int int static __inline const char * wine_dbgstr_a(const char *s)
Definition: debug.h:187
TW_UINT32 SupportedGroups
Definition: twain.h:261
HINSTANCE DSM_hinstance
Definition: twain32_main.c:34
#define TWRC_CANCEL
Definition: twain.h:1667
LONG_PTR LPARAM
Definition: windef.h:208
BOOL WINAPI IsWindow(_In_opt_ HWND)
#define MAKEINTRESOURCEW(i)
Definition: winuser.h:582
INT_PTR WINAPI DialogBoxParamW(_In_opt_ HINSTANCE, _In_ LPCWSTR, _In_opt_ HWND, _In_opt_ DLGPROC, _In_ LPARAM)

Referenced by TWAIN_SourceManagerHandler().

Variable Documentation

◆ DECLSPEC_HIDDEN

HINSTANCE DSM_hinstance DECLSPEC_HIDDEN
extern

Definition at line 50 of file twain_i.h.