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Diffstat (limited to 'include/media/stagefright/foundation/ANetworkSession.h')
-rw-r--r-- | include/media/stagefright/foundation/ANetworkSession.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/include/media/stagefright/foundation/ANetworkSession.h b/include/media/stagefright/foundation/ANetworkSession.h new file mode 100644 index 0000000..fd3ebaa --- /dev/null +++ b/include/media/stagefright/foundation/ANetworkSession.h @@ -0,0 +1,135 @@ +/* + * Copyright 2012, The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef A_NETWORK_SESSION_H_ + +#define A_NETWORK_SESSION_H_ + +#include <media/stagefright/foundation/ABase.h> +#include <utils/KeyedVector.h> +#include <utils/RefBase.h> +#include <utils/Thread.h> + +#include <netinet/in.h> + +namespace android { + +struct AMessage; + +// Helper class to manage a number of live sockets (datagram and stream-based) +// on a single thread. Clients are notified about activity through AMessages. +struct ANetworkSession : public RefBase { + ANetworkSession(); + + status_t start(); + status_t stop(); + + status_t createRTSPClient( + const char *host, unsigned port, const sp<AMessage> ¬ify, + int32_t *sessionID); + + status_t createRTSPServer( + const struct in_addr &addr, unsigned port, + const sp<AMessage> ¬ify, int32_t *sessionID); + + status_t createUDPSession( + unsigned localPort, const sp<AMessage> ¬ify, int32_t *sessionID); + + status_t createUDPSession( + unsigned localPort, + const char *remoteHost, + unsigned remotePort, + const sp<AMessage> ¬ify, + int32_t *sessionID); + + status_t connectUDPSession( + int32_t sessionID, const char *remoteHost, unsigned remotePort); + + // passive + status_t createTCPDatagramSession( + const struct in_addr &addr, unsigned port, + const sp<AMessage> ¬ify, int32_t *sessionID); + + // active + status_t createTCPDatagramSession( + unsigned localPort, + const char *remoteHost, + unsigned remotePort, + const sp<AMessage> ¬ify, + int32_t *sessionID); + + status_t destroySession(int32_t sessionID); + + status_t sendRequest( + int32_t sessionID, const void *data, ssize_t size = -1, + bool timeValid = false, int64_t timeUs = -1ll); + + status_t switchToWebSocketMode(int32_t sessionID); + + enum NotificationReason { + kWhatError, + kWhatConnected, + kWhatClientConnected, + kWhatData, + kWhatDatagram, + kWhatBinaryData, + kWhatWebSocketMessage, + kWhatNetworkStall, + }; + +protected: + virtual ~ANetworkSession(); + +private: + struct NetworkThread; + struct Session; + + Mutex mLock; + sp<Thread> mThread; + + int32_t mNextSessionID; + + int mPipeFd[2]; + + KeyedVector<int32_t, sp<Session> > mSessions; + + enum Mode { + kModeCreateUDPSession, + kModeCreateTCPDatagramSessionPassive, + kModeCreateTCPDatagramSessionActive, + kModeCreateRTSPServer, + kModeCreateRTSPClient, + }; + status_t createClientOrServer( + Mode mode, + const struct in_addr *addr, + unsigned port, + const char *remoteHost, + unsigned remotePort, + const sp<AMessage> ¬ify, + int32_t *sessionID); + + void threadLoop(); + void interrupt(); + + static status_t MakeSocketNonBlocking(int s); + + DISALLOW_EVIL_CONSTRUCTORS(ANetworkSession); +}; + +} // namespace android + +#endif // A_NETWORK_SESSION_H_ |