source: trunk/src/kernel32/hmnpipe.cpp@ 7927

Last change on this file since 7927 was 7927, checked in by sandervl, 24 years ago

pipe updates
File size: 17.7 KB
Line 
1/* $Id: hmnpipe.cpp,v 1.8 2002-02-15 19:14:51 sandervl Exp $ */
2/*
3 * Project Odin Software License can be found in LICENSE.TXT
4 *
5 * Win32 Named Pipes device access class
6 *
7 * Copyright 2000 Przemyslaw Dobrowolski <dobrawka@asua.org.pl>
8 *
9 * TODO: OVERLAPPED results!!!!
10 *
11 * PD: All my work for Odin I dedicate to my deceased mother.
12 *
13 */
14#include <odin.h>
15#include <os2win.h>
16#include <misc.h>
17#include "HMDevice.h"
18#include "HMFile.h"
19#include "HMNPipe.h"
20#include "oslibdos.h"
21#include <string.h>
22
23#define DBG_LOCALLOG DBG_hmnpipe
24#include "dbglocal.h"
25
26#undef DEBUG_LOCAL
27//#define DEBUG_LOCAL
28
29#ifdef DEBUG_LOCAL
30# define dprintfl(a) dprintf(a)
31#else
32inline void ignore_dprintf(...){}
33# define dprintfl(a) ignore_dprintf(a)
34#endif
35
36/*****************************************************************************
37 Register PIPE device class
38 *****************************************************************************/
39HMDeviceNamedPipeClass::HMDeviceNamedPipeClass(LPCSTR lpDeviceName) : HMDeviceFileClass(lpDeviceName)
40{
41 HMDeviceRegisterEx("\\\\.\\PIPE", this, NULL);
42}
43/*****************************************************************************
44 * Name : HMDeviceNamedPipeClass::FindDevice
45 * Purpose : Checks if lpDeviceName belongs to this device class
46 * Parameters: LPCSTR lpClassDevName
47 * LPCSTR lpDeviceName
48 * int namelength
49 * Variables :
50 * Result :
51 * Remark :
52 * Status :
53 *
54 * Author : SvL
55 *****************************************************************************/
56BOOL HMDeviceNamedPipeClass::FindDevice(LPCSTR lpClassDevName, LPCSTR lpDeviceName, int namelength)
57{
58 if(lstrncmpiA("\\\\.\\PIPE\\", lpDeviceName, 9) == 0) {
59 return TRUE;
60 }
61 return FALSE;
62}
63//******************************************************************************
64//******************************************************************************
65BOOL HMDeviceNamedPipeClass::PeekNamedPipe(PHMHANDLEDATA pHMHandleData,
66 LPVOID lpvBuffer,
67 DWORD cbBuffer,
68 LPDWORD lpcbRead,
69 LPDWORD lpcbAvail,
70 LPDWORD lpcbMessage)
71{
72 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::PeekNamedPipe %s(%08x)\n",
73 lpHMDeviceName, pHMHandleData));
74
75 return OSLibDosPeekNamedPipe(pHMHandleData->hHMHandle,
76 lpvBuffer,
77 cbBuffer,
78 lpcbRead,
79 lpcbAvail,
80 lpcbMessage);
81}
82
83//******************************************************************************
84//******************************************************************************
85DWORD HMDeviceNamedPipeClass::CreateNamedPipe(PHMHANDLEDATA pHMHandleData,
86 LPCTSTR lpName,
87 DWORD dwOpenMode,
88 DWORD dwPipeMode,
89 DWORD nMaxInstances,
90 DWORD nOutBufferSize,
91 DWORD nInBufferSize,
92 DWORD nDefaultTimeOut,
93 LPSECURITY_ATTRIBUTES lpSecurityAttributes)
94{
95 pHMHandleData->dwInternalType = HMTYPE_PIPE;
96
97 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::CreateNamedPipe %s\n",
98 lpName));
99
100
101 pHMHandleData->hHMHandle = OSLibDosCreateNamedPipe( lpName,
102 dwOpenMode,
103 dwPipeMode,
104 nMaxInstances,
105 nOutBufferSize,
106 nInBufferSize,
107 nDefaultTimeOut,
108 lpSecurityAttributes );
109
110
111 return (pHMHandleData->hHMHandle);
112}
113/*****************************************************************************
114 * Name : DWORD HMDeviceNamedPipeClass::CreateFile
115 * Purpose : this is called from the handle manager if a CreateFile() is
116 * performed on a handle
117 * Parameters: LPCSTR lpFileName name of the file / device
118 * PHMHANDLEDATA pHMHandleData data of the NEW handle
119 * PVOID lpSecurityAttributes ignored
120 * PHMHANDLEDATA pHMHandleDataTemplate data of the template handle
121 * Variables :
122 * Result :
123 * Remark :
124 * Status : NO_ERROR - API succeeded
125 * other - what is to be set in SetLastError
126 *
127 * Author : SvL
128 *****************************************************************************/
129
130DWORD HMDeviceNamedPipeClass::CreateFile (LPCSTR lpFileName,
131 PHMHANDLEDATA pHMHandleData,
132 PVOID lpSecurityAttributes,
133 PHMHANDLEDATA pHMHandleDataTemplate)
134{
135 pHMHandleData->hHMHandle = OSLibDosOpenPipe(lpFileName,
136 pHMHandleData->dwAccess,
137 pHMHandleData->dwShare,
138 (LPSECURITY_ATTRIBUTES)lpSecurityAttributes,
139 pHMHandleData->dwCreation,
140 pHMHandleData->dwFlags);
141 if(pHMHandleData->hHMHandle == -1) {
142 return GetLastError();
143 }
144 return ERROR_SUCCESS;
145}
146
147/*****************************************************************************
148 * Name : DWORD HMDeviceFileClass::GetFileType
149 * Purpose : determine the handle type
150 * Parameters: PHMHANDLEDATA pHMHandleData
151 * Variables :
152 * Result : API returncode
153 * Remark :
154 * Status :
155 *
156 * Author : SvL
157 *****************************************************************************/
158
159DWORD HMDeviceNamedPipeClass::GetFileType(PHMHANDLEDATA pHMHandleData)
160{
161 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::GetFileType %s(%08x)\n",
162 lpHMDeviceName,
163 pHMHandleData));
164
165 return FILE_TYPE_PIPE;
166}
167
168/*****************************************************************************
169 * Name : DWORD HMDeviceNamedPipeClass::CloseHandle
170 * Purpose : close the handle
171 * Parameters: PHMHANDLEDATA pHMHandleData
172 * Variables :
173 * Result : API returncode
174 * Remark :
175 * Status :
176 *
177 * Author : SvL
178 *****************************************************************************/
179
180BOOL HMDeviceNamedPipeClass::CloseHandle(PHMHANDLEDATA pHMHandleData)
181{
182 dprintf(("KERNEL32: HMDeviceNamedPipeClass::CloseHandle(%08x)", pHMHandleData->hHMHandle));
183
184 return OSLibDosClose(pHMHandleData->hHMHandle);
185}
186//******************************************************************************
187//******************************************************************************
188BOOL HMDeviceNamedPipeClass::CreatePipe(PHMHANDLEDATA pHMHandleDataRead,
189 PHMHANDLEDATA pHMHandleDataWrite,
190 LPSECURITY_ATTRIBUTES lpsa,
191 DWORD cbPipe)
192{
193 pHMHandleDataRead->dwInternalType = HMTYPE_PIPE;
194 pHMHandleDataWrite->dwInternalType = HMTYPE_PIPE;
195
196 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::CreatePipe"));
197
198 if(!OSLibDosCreatePipe(&pHMHandleDataRead->hHMHandle,
199 &pHMHandleDataWrite->hHMHandle,
200 lpsa,
201 cbPipe))
202 return TRUE;
203 else
204 return(FALSE);
205}
206//******************************************************************************
207//******************************************************************************
208BOOL HMDeviceNamedPipeClass::ConnectNamedPipe( PHMHANDLEDATA pHMHandleData,
209 LPOVERLAPPED lpOverlapped)
210{
211 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::ConnectNamedPipe %s(%08x) [%08x]\n",
212 lpHMDeviceName, pHMHandleData,lpOverlapped));
213
214 return OSLibDosConnectNamedPipe(pHMHandleData->hHMHandle,lpOverlapped);
215}
216
217//******************************************************************************
218//******************************************************************************
219BOOL HMDeviceNamedPipeClass::DisconnectNamedPipe(PHMHANDLEDATA pHMHandleData)
220{
221 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::DisconnectNamedPipe %s(%08x)\n",
222 lpHMDeviceName, pHMHandleData));
223
224 return OSLibDosDisconnectNamedPipe(pHMHandleData->hHMHandle);
225}
226
227//******************************************************************************
228//******************************************************************************
229BOOL HMDeviceNamedPipeClass::GetNamedPipeHandleState(PHMHANDLEDATA pHMHandleData,
230 LPDWORD lpState,
231 LPDWORD lpCurInstances,
232 LPDWORD lpMaxCollectionCount,
233 LPDWORD lpCollectDataTimeout,
234 LPTSTR lpUserName,
235 DWORD nMaxUserNameSize)
236{
237 dprintf(("KERNEL32: HMDeviceNamedPipeClass::GetNamedPipeHandleStateA (%s) (%08xh,%08xh,%08xh,%08xh,%08xh,%08xh) NIY\n",
238 lpHMDeviceName,
239 lpState,
240 lpCurInstances,
241 lpMaxCollectionCount,
242 lpCollectDataTimeout,
243 lpUserName,
244 nMaxUserNameSize));
245
246 return (FALSE);
247}
248
249//******************************************************************************
250//******************************************************************************
251BOOL HMDeviceNamedPipeClass::GetNamedPipeInfo(PHMHANDLEDATA pHMHandleData,
252 LPDWORD lpFlags,
253 LPDWORD lpOutBufferSize,
254 LPDWORD lpInBufferSize,
255 LPDWORD lpMaxInstances)
256{
257
258 dprintf(("KERNEL32: HMDeviceNamedPipeClass::GetNamedPipeInfo (%s) (%08xh,%08xh,%08xh,%08xh) NIY\n",
259 lpHMDeviceName,
260 lpFlags,
261 lpOutBufferSize,
262 lpInBufferSize,
263 lpMaxInstances));
264
265 return (FALSE);
266}
267//******************************************************************************
268//******************************************************************************
269DWORD HMDeviceNamedPipeClass::TransactNamedPipe(PHMHANDLEDATA pHMHandleData,
270 LPVOID lpvWriteBuf,
271 DWORD cbWriteBuf,
272 LPVOID lpvReadBuf,
273 DWORD cbReadBuf,
274 LPDWORD lpcbRead,
275 LPOVERLAPPED lpo)
276{
277
278 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::TransactNamedPipe %s(%08x) - [%08x,%08x,%08x,%08x,%08x,%08x]\n",
279 lpHMDeviceName, pHMHandleData,lpvWriteBuf,cbWriteBuf,lpvReadBuf,cbReadBuf,lpcbRead,lpo));
280
281 return(OSLibDosTransactNamedPipe( pHMHandleData->hHMHandle,
282 lpvWriteBuf,
283 cbWriteBuf,
284 lpvReadBuf,
285 cbReadBuf,
286 lpcbRead,
287 lpo));
288}
289//******************************************************************************
290//******************************************************************************
291BOOL HMDeviceNamedPipeClass::SetNamedPipeHandleState(PHMHANDLEDATA pHMHandleData,
292 LPDWORD lpdwMode,
293 LPDWORD lpcbMaxCollect,
294 LPDWORD lpdwCollectDataTimeout)
295{
296 BOOL ret;
297
298 dprintf(("KERNEL32: HMDeviceNamedPipeClass::SetNamedPipeInfo (%s) (%08xh,%08xh,%08xh)",
299 lpdwMode,lpcbMaxCollect,lpdwCollectDataTimeout));
300
301 if(lpdwMode) {
302 ret = OSLibSetNamedPipeState(pHMHandleData->hHMHandle, *lpdwMode);
303 }
304 if(lpcbMaxCollect || lpdwCollectDataTimeout) {
305 dprintf(("WARNING: Not supported -> lpcbMaxCollect & lpdwCollectDataTimeout"));
306 }
307 return ret;
308}
309//******************************************************************************
310//******************************************************************************
311BOOL HMDeviceNamedPipeClass::GetOverlappedResult(PHMHANDLEDATA pHMHandleData,
312 LPOVERLAPPED arg2,
313 LPDWORD arg3,
314 BOOL arg4)
315{
316 return (FALSE);
317}
318/*****************************************************************************
319 * Name : BOOL HMDeviceNamedPipeClass::ReadFile
320 * Purpose : read data from handle / device
321 * Parameters: PHMHANDLEDATA pHMHandleData,
322 * LPCVOID lpBuffer,
323 * DWORD nNumberOfBytesToRead,
324 * LPDWORD lpNumberOfBytesRead,
325 * LPOVERLAPPED lpOverlapped
326 * Variables :
327 * Result : Boolean
328 * Remark :
329 * Status :
330 *
331 * Author : SvL
332 *****************************************************************************/
333
334BOOL HMDeviceNamedPipeClass::ReadFile(PHMHANDLEDATA pHMHandleData,
335 LPCVOID lpBuffer,
336 DWORD nNumberOfBytesToRead,
337 LPDWORD lpNumberOfBytesRead,
338 LPOVERLAPPED lpOverlapped,
339 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
340{
341 DWORD bytesread;
342 BOOL bRC;
343
344 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::ReadFile %s(%08x,%08x,%08x,%08x,%08x) - stub?\n",
345 lpHMDeviceName,
346 pHMHandleData,
347 lpBuffer,
348 nNumberOfBytesToRead,
349 lpNumberOfBytesRead,
350 lpOverlapped));
351
352 //This pointer can to be NULL
353 if(lpNumberOfBytesRead)
354 *lpNumberOfBytesRead = 0;
355 else
356 lpNumberOfBytesRead = &bytesread;
357
358 if((pHMHandleData->dwFlags & FILE_FLAG_OVERLAPPED) && !lpOverlapped) {
359 dprintf(("FILE_FLAG_OVERLAPPED flag set, but lpOverlapped NULL!!"));
360 SetLastError(ERROR_INVALID_PARAMETER);
361 return FALSE;
362 }
363 if(!(pHMHandleData->dwFlags & FILE_FLAG_OVERLAPPED) && lpOverlapped) {
364 dprintf(("Warning: lpOverlapped != NULL & !FILE_FLAG_OVERLAPPED; sync operation"));
365 }
366 if(lpCompletionRoutine) {
367 dprintf(("!WARNING!: lpCompletionRoutine not supported -> fall back to sync IO"));
368 }
369
370 if(pHMHandleData->dwFlags & FILE_FLAG_OVERLAPPED) {
371 dprintf(("ERROR: Overlapped IO not yet implememented!!"));
372 }
373
374 bRC = HMDeviceFileClass::WriteFile(pHMHandleData,
375 lpBuffer,
376 nNumberOfBytesToRead,
377 lpNumberOfBytesRead,
378 lpOverlapped, lpCompletionRoutine);
379
380 dprintf(("KERNEL32: HMDeviceNamedPipeClass::ReadFile returned %08xh; bytes written %d",
381 bRC, *lpNumberOfBytesRead));
382
383 return bRC;
384}
385
386
387/*****************************************************************************
388 * Name : BOOL HMDeviceNamedPipeClass::WriteFile
389 * Purpose : write data to handle / device
390 * Parameters: PHMHANDLEDATA pHMHandleData,
391 * LPCVOID lpBuffer,
392 * DWORD nNumberOfBytesToWrite,
393 * LPDWORD lpNumberOfBytesWritten,
394 * LPOVERLAPPED lpOverlapped
395 * Variables :
396 * Result : Boolean
397 * Remark :
398 * Status :
399 *
400 * Author : SvL
401 *****************************************************************************/
402
403BOOL HMDeviceNamedPipeClass::WriteFile(PHMHANDLEDATA pHMHandleData,
404 LPCVOID lpBuffer,
405 DWORD nNumberOfBytesToWrite,
406 LPDWORD lpNumberOfBytesWritten,
407 LPOVERLAPPED lpOverlapped,
408 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
409{
410 DWORD byteswritten;
411 BOOL bRC;
412
413 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::WriteFile %s(%08x,%08x,%08x,%08x,%08x) - stub?\n",
414 lpHMDeviceName,
415 pHMHandleData,
416 lpBuffer,
417 nNumberOfBytesToWrite,
418 lpNumberOfBytesWritten,
419 lpOverlapped));
420
421 //This pointer can to be NULL
422 if(lpNumberOfBytesWritten)
423 *lpNumberOfBytesWritten = 0;
424 else
425 lpNumberOfBytesWritten = &byteswritten;
426
427 if((pHMHandleData->dwFlags & FILE_FLAG_OVERLAPPED) && !lpOverlapped) {
428 dprintf(("FILE_FLAG_OVERLAPPED flag set, but lpOverlapped NULL!!"));
429 SetLastError(ERROR_INVALID_PARAMETER);
430 return FALSE;
431 }
432 if(!(pHMHandleData->dwFlags & FILE_FLAG_OVERLAPPED) && lpOverlapped) {
433 dprintf(("Warning: lpOverlapped != NULL & !FILE_FLAG_OVERLAPPED; sync operation"));
434 }
435
436 if(pHMHandleData->dwFlags & FILE_FLAG_OVERLAPPED) {
437 dprintf(("ERROR: Overlapped IO not yet implememented!!"));
438 }
439 bRC = HMDeviceFileClass::WriteFile(pHMHandleData,
440 lpBuffer,
441 nNumberOfBytesToWrite,
442 lpNumberOfBytesWritten,
443 lpOverlapped, lpCompletionRoutine);
444
445 dprintf(("KERNEL32: HMDeviceNamedPipeClass::WriteFile returned %08xh; bytes written %d",
446 bRC, *lpNumberOfBytesWritten));
447
448 return bRC;
449}
450//******************************************************************************
451//******************************************************************************
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