source: trunk/src/kernel32/hmnpipe.cpp@ 7549

Last change on this file since 7549 was 7549, checked in by sandervl, 24 years ago

preliminary changes for new overlapped io framework
File size: 12.4 KB
Line 
1/* $Id: hmnpipe.cpp,v 1.7 2001-12-05 14:16:02 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
208//******************************************************************************
209//******************************************************************************
210BOOL HMDeviceNamedPipeClass::ConnectNamedPipe( PHMHANDLEDATA pHMHandleData,
211 LPOVERLAPPED lpOverlapped)
212{
213 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::ConnectNamedPipe %s(%08x) [%08x]\n",
214 lpHMDeviceName, pHMHandleData,lpOverlapped));
215
216 return OSLibDosConnectNamedPipe(pHMHandleData->hHMHandle,lpOverlapped);
217}
218
219//******************************************************************************
220//******************************************************************************
221BOOL HMDeviceNamedPipeClass::DisconnectNamedPipe(PHMHANDLEDATA pHMHandleData)
222{
223 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::DisconnectNamedPipe %s(%08x)\n",
224 lpHMDeviceName, pHMHandleData));
225
226 return OSLibDosDisconnectNamedPipe(pHMHandleData->hHMHandle);
227}
228
229//******************************************************************************
230//******************************************************************************
231BOOL HMDeviceNamedPipeClass::GetNamedPipeHandleState(PHMHANDLEDATA pHMHandleData,
232 LPDWORD lpState,
233 LPDWORD lpCurInstances,
234 LPDWORD lpMaxCollectionCount,
235 LPDWORD lpCollectDataTimeout,
236 LPTSTR lpUserName,
237 DWORD nMaxUserNameSize)
238{
239 dprintf(("KERNEL32: HMDeviceNamedPipeClass::GetNamedPipeHandleStateA (%s) (%08xh,%08xh,%08xh,%08xh,%08xh,%08xh) NIY\n",
240 lpHMDeviceName,
241 lpState,
242 lpCurInstances,
243 lpMaxCollectionCount,
244 lpCollectDataTimeout,
245 lpUserName,
246 nMaxUserNameSize));
247
248 return (FALSE);
249}
250
251//******************************************************************************
252//******************************************************************************
253BOOL HMDeviceNamedPipeClass::GetNamedPipeInfo(PHMHANDLEDATA pHMHandleData,
254 LPDWORD lpFlags,
255 LPDWORD lpOutBufferSize,
256 LPDWORD lpInBufferSize,
257 LPDWORD lpMaxInstances)
258{
259
260 dprintf(("KERNEL32: HMDeviceNamedPipeClass::GetNamedPipeInfo (%s) (%08xh,%08xh,%08xh,%08xh) NIY\n",
261 lpHMDeviceName,
262 lpFlags,
263 lpOutBufferSize,
264 lpInBufferSize,
265 lpMaxInstances));
266
267 return (FALSE);
268}
269
270//******************************************************************************
271//******************************************************************************
272DWORD HMDeviceNamedPipeClass::TransactNamedPipe(PHMHANDLEDATA pHMHandleData,
273 LPVOID lpvWriteBuf,
274 DWORD cbWriteBuf,
275 LPVOID lpvReadBuf,
276 DWORD cbReadBuf,
277 LPDWORD lpcbRead,
278 LPOVERLAPPED lpo)
279{
280
281 dprintfl(("KERNEL32: HMDeviceNamedPipeClass::TransactNamedPipe %s(%08x) - [%08x,%08x,%08x,%08x,%08x,%08x]\n",
282 lpHMDeviceName, pHMHandleData,lpvWriteBuf,cbWriteBuf,lpvReadBuf,cbReadBuf,lpcbRead,lpo));
283
284 return(OSLibDosTransactNamedPipe( pHMHandleData->hHMHandle,
285 lpvWriteBuf,
286 cbWriteBuf,
287 lpvReadBuf,
288 cbReadBuf,
289 lpcbRead,
290 lpo));
291}
292
293BOOL HMDeviceNamedPipeClass::SetNamedPipeHandleState(PHMHANDLEDATA pHMHandleData,
294 LPDWORD lpdwMode,
295 LPDWORD lpcbMaxCollect,
296 LPDWORD lpdwCollectDataTimeout)
297{
298 BOOL ret;
299
300 dprintf(("KERNEL32: HMDeviceNamedPipeClass::SetNamedPipeInfo (%s) (%08xh,%08xh,%08xh)",
301 lpdwMode,lpcbMaxCollect,lpdwCollectDataTimeout));
302
303 if(lpdwMode) {
304 ret = OSLibSetNamedPipeState(pHMHandleData->hHMHandle, *lpdwMode);
305 }
306 if(lpcbMaxCollect || lpdwCollectDataTimeout) {
307 dprintf(("WARNING: Not supported -> lpcbMaxCollect & lpdwCollectDataTimeout"));
308 }
309 return ret;
310}
311
312
313BOOL HMDeviceNamedPipeClass::GetOverlappedResult(PHMHANDLEDATA pHMHandleData,
314 LPOVERLAPPED arg2,
315 LPDWORD arg3,
316 BOOL arg4)
317{
318 return (FALSE);
319}
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