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1 /* ------------------------------------------------------------------
2  * Copyright (C) 1998-2009 PacketVideo
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
13  * express or implied.
14  * See the License for the specific language governing permissions
15  * and limitations under the License.
16  * -------------------------------------------------------------------
17  */
18 
19 #include "pvmf_protocol_engine_port.h"
20 
21 #include "oscl_mem_basic_functions.h"
22 
23 #include "pv_mime_string_utils.h"
24 
25 #include "pvmf_node_interface.h"
26 
27 #include "pvmf_protocol_engine_defs.h"
28 
29 
30 
31 ////////////////////////////////////////////////////////////////////////////
PVMFProtocolEnginePort(int32 aTag,PVMFNodeInterface * aNode,const char * name)32 PVMFProtocolEnginePort::PVMFProtocolEnginePort(int32 aTag, PVMFNodeInterface* aNode, const char*name)
33         : PvmfPortBaseImpl(aTag, aNode, name)
34 {
35     Construct();
36 }
37 
38 ////////////////////////////////////////////////////////////////////////////
PVMFProtocolEnginePort(int32 aTag,PVMFNodeInterface * aNode,uint32 aInCapacity,uint32 aInReserve,uint32 aInThreshold,uint32 aOutCapacity,uint32 aOutReserve,uint32 aOutThreshold,const char * name)39 PVMFProtocolEnginePort::PVMFProtocolEnginePort(int32 aTag, PVMFNodeInterface* aNode,
40         uint32 aInCapacity,
41         uint32 aInReserve,
42         uint32 aInThreshold,
43         uint32 aOutCapacity,
44         uint32 aOutReserve,
45         uint32 aOutThreshold, const char*name) :
46         PvmfPortBaseImpl(aTag, aNode, aInCapacity, aInReserve, aInThreshold, aOutCapacity, aOutReserve, aOutThreshold, name)
47 {
48     Construct();
49 }
50 
51 ////////////////////////////////////////////////////////////////////////////
Construct()52 void PVMFProtocolEnginePort::Construct()
53 {
54     iLogger = PVLogger::GetLoggerObject("PVMFProtocolEnginePort");
55     oscl_memset(&iStats, 0, sizeof(PvmfPortBaseImplStats));
56     iNumFramesGenerated = 0;
57     iNumFramesConsumed = 0;
58     PvmiCapabilityAndConfigPortFormatImpl::Construct(
59         PVMF_PROTOCOLENGINE_PORT_INPUT_FORMATS,
60         PVMF_PROTOCOLENGINE_PORT_INPUT_FORMATS_VALTYPE);
61 }
62 
63 ////////////////////////////////////////////////////////////////////////////
~PVMFProtocolEnginePort()64 PVMFProtocolEnginePort::~PVMFProtocolEnginePort()
65 {
66     Disconnect();
67     ClearMsgQueues();
68 }
69 
70 ////////////////////////////////////////////////////////////////////////////
IsFormatSupported(PVMFFormatType aFmt)71 bool PVMFProtocolEnginePort::IsFormatSupported(PVMFFormatType aFmt)
72 {
73     bool formatSupported = false;
74     if (aFmt == PVMF_MIME_INET_TCP)
75     {
76         formatSupported = true;
77     }
78     return formatSupported;
79 }
80 
81 ////////////////////////////////////////////////////////////////////////////
FormatUpdated()82 void PVMFProtocolEnginePort::FormatUpdated()
83 {
84     PVLOGGER_LOGMSG(PVLOGMSG_INST_MLDBG, iLogger, PVLOGMSG_INFO
85                     , (0, "PVMFProtocolEnginePort::FormatUpdated() %s", iFormat.getMIMEStrPtr()));
86 }
87 
88 ////////////////////////////////////////////////////////////////////////////
QueueOutgoingMsg(PVMFSharedMediaMsgPtr aMsg)89 PVMFStatus PVMFProtocolEnginePort::QueueOutgoingMsg(PVMFSharedMediaMsgPtr aMsg)
90 {
91     uint32 aOutgoingQueueSizeBefore = OutgoingMsgQueueSize();
92     PVMFStatus status = PvmfPortBaseImpl::QueueOutgoingMsg(aMsg);
93     if (status != PVMFSuccess) return status;
94     uint32 aOutgoingQueueSizeAfter = OutgoingMsgQueueSize();
95     if (aOutgoingQueueSizeBefore == aOutgoingQueueSizeAfter) return PVMFSuccessOutgoingMsgSent;
96     return PVMFSuccess;
97 }
98 
99 
100 ////////////////////////////////////////////////////////////////////////////
PeekOutgoingMsg(PVMFSharedMediaMsgPtr & aMsg)101 bool PVMFProtocolEnginePort::PeekOutgoingMsg(PVMFSharedMediaMsgPtr& aMsg)
102 {
103     PVLOGGER_LOGMSG(PVLOGMSG_INST_LLDBG, iLogger, PVLOGMSG_STACK_TRACE,
104                     (0, "0x%x PVMFProtocolEnginePort::PeekOutgoingMsg", this));
105 
106     if (iOutgoingQueue.iQ.empty())
107     {
108         PVLOGGER_LOGMSG(PVLOGMSG_INST_REL, iLogger, PVLOGMSG_ERR,
109                         (0, "0x%x PVMFProtocolEnginePort::PeekOutgoingMsg: Error - Incoming queue is empty", this));
110         return false;
111     }
112 
113     // Save message to output parameter and erase it from queue
114     aMsg = iOutgoingQueue.iQ.front();
115     return true;
116 }
117 
118