|
1 /* |
|
2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of the License "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: |
|
15 * |
|
16 */ |
|
17 |
|
18 // INCLUDE FILES |
|
19 #include "cusbpnusbsender.h" |
|
20 #include "cusbpnpacket.h" |
|
21 #include "musbpnbufferlistener.h" |
|
22 #include "usbpndefinitions.h" // For constants |
|
23 #include "usbpntrace.h" |
|
24 |
|
25 #include "osttracedefinitions.h" |
|
26 #ifdef OST_TRACE_COMPILER_IN_USE |
|
27 #include "cusbpnusbsenderTraces.h" |
|
28 #endif |
|
29 |
|
30 #include <d32usbc.h> // RDevUsbcClient |
|
31 |
|
32 // EXTERNAL DATA STRUCTURES |
|
33 // EXTERNAL FUNCTION PROTOTYPES |
|
34 // CONSTANTS |
|
35 // MACROS |
|
36 // LOCAL CONSTANTS AND MACROS |
|
37 // MODULE DATA STRUCTURES |
|
38 // LOCAL FUNCTION PROTOTYPES |
|
39 // FORWARD DECLARATIONS |
|
40 |
|
41 // ============================= LOCAL FUNCTIONS =============================== |
|
42 // ============================ MEMBER FUNCTIONS =============================== |
|
43 |
|
44 // ----------------------------------------------------------------------------- |
|
45 // CUsbPnUsbSender::CUsbPnUsbSender |
|
46 // C++ default constructor can NOT contain any code, that |
|
47 // might leave. |
|
48 // ----------------------------------------------------------------------------- |
|
49 // |
|
50 CUsbPnUsbSender::CUsbPnUsbSender( MUsbPnBufferListener& aListener, RDevUsbcClient& aLdd ) |
|
51 :CActive( 100 ) //ECommTransmitPriority=100 in es_prot.h |
|
52 ,iBufferListener( aListener ) |
|
53 ,iLdd( aLdd ) |
|
54 ,iPacketCount( 0 ) |
|
55 ,iPacket( NULL ) |
|
56 { |
|
57 OstTraceExt2( TRACE_NORMAL, CUSBPNUSBSENDER_CUSBPNUSBSENDER_ENTRY, "CUsbPnUsbSender::CUsbPnUsbSender;aListener=%x;aLdd=%x", ( TUint )&( aListener ), ( TUint )&( aLdd ) ); |
|
58 C_TRACE( ( _T( "CUsbPnUsbSender::CUsbPnUsbSender( aListener:0x%x, aLdd:0x%x )" ), &aListener, &aLdd ) ); |
|
59 |
|
60 CActiveScheduler::Add(this); |
|
61 |
|
62 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CUSBPNUSBSENDER_EXIT, "CUsbPnUsbSender::CUsbPnUsbSender - return" ); |
|
63 C_TRACE( ( _T( "CUsbPnUsbSender::CUsbPnUsbSender() - return" ) ) ); |
|
64 } |
|
65 |
|
66 // ----------------------------------------------------------------------------- |
|
67 // CUsbPnUsbSender::ConstructL |
|
68 // Symbian 2nd phase constructor can leave. |
|
69 // ----------------------------------------------------------------------------- |
|
70 // |
|
71 void CUsbPnUsbSender::ConstructL() |
|
72 { |
|
73 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CONSTRUCTL_ENTRY, "CUsbPnUsbSender::ConstructL" ); |
|
74 C_TRACE( ( _T( "CUsbPnUsbSender::ConstructL()" ) ) ); |
|
75 |
|
76 // Create circular buffer objects |
|
77 for(TUint i = 1; i < (KPnUsbPacketCount + 1); i++) |
|
78 { |
|
79 AddPacketBufferL(i); |
|
80 } |
|
81 iCurrentPacket = iPacket; |
|
82 |
|
83 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CONSTRUCTL_EXIT, "CUsbPnUsbSender::ConstructL - return void" ); |
|
84 C_TRACE( ( _T( "CUsbPnUsbSender::ConstructL() - return void" ) ) ); |
|
85 } |
|
86 |
|
87 // ----------------------------------------------------------------------------- |
|
88 // CUsbPnUsbSender::NewL |
|
89 // Two-phased constructor. |
|
90 // ----------------------------------------------------------------------------- |
|
91 // |
|
92 CUsbPnUsbSender* CUsbPnUsbSender::NewL( MUsbPnBufferListener& aBufferListener, RDevUsbcClient& aLdd ) |
|
93 { |
|
94 OstTraceExt2( TRACE_NORMAL, CUSBPNUSBSENDER_NEWL_ENTRY, "CUsbPnUsbSender::NewL;aBufferListener=%x;aLdd=%x", ( TUint )&( aBufferListener ), ( TUint )&( aLdd ) ); |
|
95 C_TRACE( ( _T( "CUsbPnUsbSender::NewL( aBufferListener:0x%x, aLdd:0x%x )" ), &aBufferListener, &aLdd ) ); |
|
96 |
|
97 CUsbPnUsbSender* self = new( ELeave ) CUsbPnUsbSender( aBufferListener, aLdd ); |
|
98 |
|
99 CleanupStack::PushL( self ); |
|
100 self->ConstructL(); |
|
101 CleanupStack::Pop(); |
|
102 |
|
103 OstTrace1( TRACE_NORMAL, CUSBPNUSBSENDER_NEWL_EXIT, "CUsbPnUsbSender::NewL - return;self=%x", self ); |
|
104 C_TRACE( ( _T( "CUsbPnUsbSender::NewL() - return 0x%x" ), self ) ); |
|
105 return self; |
|
106 } |
|
107 |
|
108 |
|
109 // Destructor |
|
110 CUsbPnUsbSender::~CUsbPnUsbSender() |
|
111 { |
|
112 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CUSBPNUSBSENDER_DESTRUCTOR_ENTRY, "CUsbPnUsbSender::~CUsbPnUsbSender" ); |
|
113 C_TRACE( ( _T( "CUsbPnUsbSender::~CUsbPnUsbSender()" ) ) ); |
|
114 |
|
115 Cancel(); |
|
116 |
|
117 // Delete circular buffer objects |
|
118 CUsbPnPacket* packet; |
|
119 while(iPacketCount > 0) |
|
120 { |
|
121 iPacketCount--; |
|
122 packet = &iPacket->NextPacket(); |
|
123 delete iPacket; |
|
124 iPacket = packet; |
|
125 } |
|
126 iCurrentPacket = NULL; |
|
127 iPacket = NULL; |
|
128 |
|
129 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CUSBPNUSBSENDER_DESTRUCTOR_EXIT, "CUsbPnUsbSender::~CUsbPnUsbSender - return" ); |
|
130 C_TRACE( ( _T( "CUsbPnUsbSender::~CUsbPnUsbSender() - return" ) ) ); |
|
131 } |
|
132 |
|
133 // ----------------------------------------------------------------------------- |
|
134 // CUsbPnUsbSender::AddPacketBufferL |
|
135 // ----------------------------------------------------------------------------- |
|
136 void CUsbPnUsbSender::AddPacketBufferL( TInt aIndex ) |
|
137 { |
|
138 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_ADDPACKETBUFFERL_ENTRY, "CUsbPnUsbSender::AddPacketBufferL" ); |
|
139 C_TRACE((_T("CUsbPnUsbSender::AddPacketBuffer()"))); |
|
140 |
|
141 iPacketCount++; |
|
142 iPacket = CUsbPnPacket::NewL( iPacket, aIndex ); |
|
143 |
|
144 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_ADDPACKETBUFFERL_EXIT, "CUsbPnUsbSender::AddPacketBufferL - return void" ); |
|
145 C_TRACE((_T("CUsbPnUsbSender::AddPacketBuffer - return void"))); |
|
146 } |
|
147 |
|
148 // ----------------------------------------------------------------------------- |
|
149 // CUsbPnUsbSender::PacketL |
|
150 // ----------------------------------------------------------------------------- |
|
151 CUsbPnPacket& CUsbPnUsbSender::PacketL() |
|
152 { |
|
153 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_PACKETL_ENTRY, "CUsbPnUsbSender::PacketL" ); |
|
154 C_TRACE((_T("CUsbPnUsbSender::PacketL()"))); |
|
155 |
|
156 CUsbPnPacket& packet( iPacket->NextPacket() ); |
|
157 TBool err = packet.PacketInUse(); |
|
158 if (EFalse != err) |
|
159 { |
|
160 User::Leave( err ); |
|
161 } |
|
162 |
|
163 OstTrace1( TRACE_NORMAL, CUSBPNUSBSENDER_PACKETL_EXIT, "CUsbPnUsbSender::PacketL - return;packet=%d", packet.PacketNumber() ); |
|
164 C_TRACE((_T("CUsbPnUsbSender::PacketL() - return packet:%d"), packet.PacketNumber())); |
|
165 |
|
166 return packet; |
|
167 } |
|
168 |
|
169 // ----------------------------------------------------------------------------- |
|
170 // CUsbPnUsbSender::Send |
|
171 // ?implementation_description |
|
172 // (other items were commented in a header). |
|
173 // ----------------------------------------------------------------------------- |
|
174 // |
|
175 void CUsbPnUsbSender::Send( CUsbPnPacket& aPacket ) |
|
176 { |
|
177 OstTrace0( TRACE_API, CUSBPNUSBSENDER_SEND_ENTRY, "CUsbPnUsbSender::Send" ); |
|
178 A_TRACE( ( _T( "CUsbPnUsbSender::Send()" ) ) ); |
|
179 |
|
180 iPacket = &iPacket->NextPacket(); |
|
181 OstTrace1( TRACE_DETAILED, CUSBPNUSBSENDER_SEND, "CUsbPnUsbSender::Send;packet number:%d", iPacket->PacketNumber() ); |
|
182 E_TRACE( ( _T( "CUsbPnUsbSender::Send() - packet number:%d" ), iPacket->PacketNumber() ) ); |
|
183 |
|
184 TryToSendPacket( *iPacket ); |
|
185 |
|
186 OstTrace0( TRACE_API, CUSBPNUSBSENDER_SEND_EXIT, "CUsbPnUsbSender::Send - return void" ); |
|
187 A_TRACE( ( _T( "CUsbPnUsbSender::Send() - return void" ) ) ); |
|
188 } |
|
189 |
|
190 // ----------------------------------------------------------------------------- |
|
191 // CUsbPnUsbSender::TryToSendPacket |
|
192 // ?implementation_description |
|
193 // (other items were commented in a header). |
|
194 // ----------------------------------------------------------------------------- |
|
195 // |
|
196 void CUsbPnUsbSender::TryToSendPacket( const CUsbPnPacket& aPacket ) |
|
197 { |
|
198 OstTraceExt2( TRACE_API, CUSBPNUSBSENDER_TRYTOSENDPACKET_ENTRY, "CUsbPnUsbSender::TryToSendPacket;aPacket=%d;iCurrentPacket=%d", aPacket.PacketNumber(), iCurrentPacket->PacketNumber() ); |
|
199 A_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket( aPacketNumber:%d, iCurrentPacket:%d )" ), aPacket.PacketNumber(), iCurrentPacket->PacketNumber( ) )); |
|
200 |
|
201 // Write message to USB |
|
202 if(!IsActive()) |
|
203 { |
|
204 if( &aPacket == &iCurrentPacket->NextPacket() || &aPacket == iCurrentPacket ) |
|
205 { |
|
206 OstTrace0( TRACE_DETAILED, CUSBPNUSBSENDER_TRYTOSENDPACKET, "CUsbPnUsbSender::TryToSendPacket - Write to socket" ); |
|
207 E_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket() - Write to socket"))); |
|
208 |
|
209 HBufC8& data(aPacket.Buffer()); |
|
210 TInt length( data.Length() ); |
|
211 #ifdef EXTENDED_TRACE_FLAG |
|
212 TInt i(0); |
|
213 |
|
214 while(i < length ) |
|
215 { |
|
216 OstTraceExt2( TRACE_DETAILED, CUSBPNUSBSENDER_TRYTOSENDPACKET_DUP1, "CUsbPnUsbSender::Send( [%d] = %x )", i, data[i] ); |
|
217 E_TRACE( ( _T( "CUsbPnUsbSender::Send([%d] = %x )" ), i, data[i] ) ); |
|
218 i++; |
|
219 } |
|
220 #endif |
|
221 |
|
222 // ZLP flag setting is optional. Could be always true as driver checks against max packet size |
|
223 TBool zlp( ( length != 0 ) && ( length % KPnPacketSize ) == 0 ); |
|
224 |
|
225 iLdd.Write( iStatus, EEndpoint1, data, length, zlp ); |
|
226 SetActive(); |
|
227 } |
|
228 else |
|
229 { |
|
230 TRACE_ASSERT_ALWAYS; |
|
231 } |
|
232 } |
|
233 else |
|
234 { |
|
235 OstTrace0( TRACE_DETAILED, CUSBPNUSBSENDER_TRYTOSENDPACKET_DUP2, "CUsbPnUsbSender::TryToSendPacket - Already sending" ); |
|
236 E_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket() - Already sending"))); |
|
237 } |
|
238 |
|
239 OstTrace0( TRACE_API, CUSBPNUSBSENDER_TRYTOSENDPACKET_EXIT, "CUsbPnUsbSender::TryToSendPacket - return void" ); |
|
240 A_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket() - return void" ) ) ); |
|
241 } |
|
242 |
|
243 // ----------------------------------------------------------------------------- |
|
244 // CUsbPnUsbSender::DoCancel |
|
245 // ?implementation_description |
|
246 // (other items were commented in a header). |
|
247 // ----------------------------------------------------------------------------- |
|
248 // |
|
249 void CUsbPnUsbSender::DoCancel( ) |
|
250 { |
|
251 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_DOCANCEL_ENTRY, "CUsbPnUsbSender::DoCancel" ); |
|
252 C_TRACE( ( _T( "CUsbPnUsbSender::DoCancel()" ) ) ); |
|
253 iLdd.WriteCancel( EEndpoint1 ); |
|
254 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_DOCANCEL_EXIT, "CUsbPnUsbSender::DoCancel - return void" ); |
|
255 C_TRACE( ( _T( "CUsbPnUsbSender::DoCancel() - return void" ) ) ); |
|
256 } |
|
257 |
|
258 // ----------------------------------------------------------------------------- |
|
259 // CUsbPnUsbSender::RunL |
|
260 // ?implementation_description |
|
261 // (other items were commented in a header). |
|
262 // ----------------------------------------------------------------------------- |
|
263 // |
|
264 void CUsbPnUsbSender::RunL( ) |
|
265 { |
|
266 OstTrace1( TRACE_API, CUSBPNUSBSENDER_RUNL_ENTRY, "CUsbPnUsbSender::RunL;iStatus:%d", iStatus.Int() ); |
|
267 A_TRACE( ( _T( "CUsbPnUsbSender::RunL() iStatus:%d" ), iStatus.Int() ) ); |
|
268 |
|
269 User::LeaveIfError( iStatus.Int() ); |
|
270 |
|
271 iCurrentPacket->ReleaseL(); |
|
272 iBufferListener.Receive( ETrue ); |
|
273 iCurrentPacket = &iCurrentPacket->NextPacket(); |
|
274 |
|
275 if(iCurrentPacket != iPacket) |
|
276 { |
|
277 // Continue write |
|
278 OstTraceExt2( TRACE_DETAILED, CUSBPNUSBSENDER_RUNL, "CUsbPnUsbSender::RunL - Write next in queue;tail=%d;head=%d", iCurrentPacket->PacketNumber(), iPacket->PacketNumber() ); |
|
279 E_TRACE( ( _T( "CUsbPnUsbSender::RunL() - Write next in queue tail:%d,head:%d " ), iCurrentPacket->PacketNumber(), iPacket->PacketNumber())); |
|
280 TryToSendPacket( iCurrentPacket->NextPacket() ); |
|
281 } |
|
282 |
|
283 OstTrace0( TRACE_API, CUSBPNUSBSENDER_RUNL_EXIT, "CUsbPnUsbSender::RunL - return void" ); |
|
284 A_TRACE( ( _T( "CUsbPnUsbSender::RunL() - return void" ) ) ); |
|
285 } |
|
286 |
|
287 // ----------------------------------------------------------------------------- |
|
288 // CUsbPnUsbSender::RunError |
|
289 // ?implementation_description |
|
290 // (other items were commented in a header). |
|
291 // ----------------------------------------------------------------------------- |
|
292 // |
|
293 TInt CUsbPnUsbSender::RunError( TInt aError ) |
|
294 { |
|
295 OstTrace1( TRACE_API, CUSBPNUSBSENDER_RUNERROR_ENTRY, "CUsbPnUsbSender::RunError;aError=%d", aError ); |
|
296 A_TRACE( ( _T( "CUsbPnUsbSender::RunError(aError:%d)" ), aError ) ); |
|
297 |
|
298 switch( aError ) |
|
299 { |
|
300 case KErrUsbCableDetached: |
|
301 case KErrUsbDeviceBusReset: |
|
302 case KErrUsbInterfaceNotReady: |
|
303 case KErrUsbEpNotInInterface: |
|
304 case KErrUsbDeviceNotConfigured: |
|
305 case KErrUsbBadEndpoint: |
|
306 case KErrUsbDeviceClosing: |
|
307 case KErrUsbInterfaceChange: |
|
308 case KErrUsbEpNotReady: |
|
309 { |
|
310 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_RUNERROR, "CUsbPnUsbSender::RunError - Cable detached!" ); |
|
311 C_TRACE( ( _T( "CUsbPnUsbSender::RunError - Cable detached!" ))); |
|
312 aError = KErrNone; |
|
313 break; |
|
314 } |
|
315 default: |
|
316 { |
|
317 TRACE_ASSERT_ALWAYS; |
|
318 } |
|
319 } |
|
320 |
|
321 OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_RUNERROR_EXIT, "CUsbPnUsbSender::RunError - return void" ); |
|
322 C_TRACE( ( _T( "CUsbPnUsbSender::RunL() - return void" ) ) ); |
|
323 return KErrNone; |
|
324 } |
|
325 |
|
326 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
|
327 |
|
328 // End of File |