136 lines
3.6 KiB
C++
Executable File
136 lines
3.6 KiB
C++
Executable File
/*
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* Copyright 2012, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef A_NETWORK_SESSION_H_
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#define A_NETWORK_SESSION_H_
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#include <media/stagefright/foundation/ABase.h>
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#include <utils/KeyedVector.h>
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#include <utils/RefBase.h>
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#include <utils/Thread.h>
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#include <netinet/in.h>
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namespace android {
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struct AMessage;
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// Helper class to manage a number of live sockets (datagram and stream-based)
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// on a single thread. Clients are notified about activity through AMessages.
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struct ANetworkSession : public RefBase {
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ANetworkSession();
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status_t start();
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status_t stop();
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status_t createRTSPClient(
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const char *host, unsigned port, const sp<AMessage> ¬ify,
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int32_t *sessionID);
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status_t createRTSPServer(
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const struct in_addr &addr, unsigned port,
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const sp<AMessage> ¬ify, int32_t *sessionID);
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status_t createUDPSession(
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unsigned localPort, const sp<AMessage> ¬ify, int32_t *sessionID);
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status_t createUDPSession(
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unsigned localPort,
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const char *remoteHost,
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unsigned remotePort,
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const sp<AMessage> ¬ify,
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int32_t *sessionID);
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status_t connectUDPSession(
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int32_t sessionID, const char *remoteHost, unsigned remotePort);
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// passive
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status_t createTCPDatagramSession(
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const struct in_addr &addr, unsigned port,
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const sp<AMessage> ¬ify, int32_t *sessionID);
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// active
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status_t createTCPDatagramSession(
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unsigned localPort,
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const char *remoteHost,
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unsigned remotePort,
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const sp<AMessage> ¬ify,
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int32_t *sessionID);
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status_t destroySession(int32_t sessionID);
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status_t sendRequest(
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int32_t sessionID, const void *data, ssize_t size = -1,
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bool timeValid = false, int64_t timeUs = -1ll);
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status_t switchToWebSocketMode(int32_t sessionID);
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enum NotificationReason {
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kWhatError,
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kWhatConnected,
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kWhatClientConnected,
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kWhatData,
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kWhatDatagram,
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kWhatBinaryData,
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kWhatWebSocketMessage,
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kWhatNetworkStall,
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};
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protected:
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virtual ~ANetworkSession();
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private:
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struct NetworkThread;
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struct Session;
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Mutex mLock;
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sp<Thread> mThread;
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int32_t mNextSessionID;
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int mPipeFd[2];
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KeyedVector<int32_t, sp<Session> > mSessions;
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enum Mode {
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kModeCreateUDPSession,
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kModeCreateTCPDatagramSessionPassive,
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kModeCreateTCPDatagramSessionActive,
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kModeCreateRTSPServer,
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kModeCreateRTSPClient,
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};
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status_t createClientOrServer(
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Mode mode,
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const struct in_addr *addr,
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unsigned port,
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const char *remoteHost,
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unsigned remotePort,
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const sp<AMessage> ¬ify,
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int32_t *sessionID);
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void threadLoop();
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void interrupt();
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static status_t MakeSocketNonBlocking(int s);
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DISALLOW_EVIL_CONSTRUCTORS(ANetworkSession);
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};
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} // namespace android
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#endif // A_NETWORK_SESSION_H_
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