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| /* | ||
| Yojimbo Client/Server Network Library. | ||
| Copyright © 2016 - 2024, Mas Bandwidth LLC. | ||
| Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: | ||
| 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. | ||
| 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer | ||
| in the documentation and/or other materials provided with the distribution. | ||
| 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived | ||
| from this software without specific prior written permission. | ||
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, | ||
| INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
| DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
| SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | ||
| SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | ||
| WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | ||
| USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| */ | ||
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| #ifndef YOJIMBO_BASE_SERVER_H | ||
| #define YOJIMBO_BASE_SERVER_H | ||
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| #include "yojimbo_config.h" | ||
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| struct reliable_endpoint_t; | ||
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| namespace yojimbo | ||
| { | ||
| /** | ||
| Common functionality across all server implementations. | ||
| */ | ||
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| class BaseServer : public ServerInterface | ||
| { | ||
| public: | ||
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| BaseServer( Allocator & allocator, const ClientServerConfig & config, Adapter & adapter, double time ); | ||
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| ~BaseServer(); | ||
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| void SetContext( void * context ); | ||
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| void Start( int maxClients ); | ||
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| void Stop(); | ||
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| void AdvanceTime( double time ); | ||
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| bool IsRunning() const { return m_running; } | ||
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| int GetMaxClients() const { return m_maxClients; } | ||
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| double GetTime() const { return m_time; } | ||
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| void SetLatency( float milliseconds ); | ||
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| void SetJitter( float milliseconds ); | ||
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| void SetPacketLoss( float percent ); | ||
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| void SetDuplicates( float percent ); | ||
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| Message * CreateMessage( int clientIndex, int type ); | ||
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| uint8_t * AllocateBlock( int clientIndex, int bytes ); | ||
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| void AttachBlockToMessage( int clientIndex, Message * message, uint8_t * block, int bytes ); | ||
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| void FreeBlock( int clientIndex, uint8_t * block ); | ||
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| bool CanSendMessage( int clientIndex, int channelIndex ) const; | ||
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| bool HasMessagesToSend( int clientIndex, int channelIndex ) const; | ||
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| void SendMessage( int clientIndex, int channelIndex, Message * message ); | ||
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| Message * ReceiveMessage( int clientIndex, int channelIndex ); | ||
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| void ReleaseMessage( int clientIndex, Message * message ); | ||
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| void GetNetworkInfo( int clientIndex, NetworkInfo & info ) const; | ||
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| protected: | ||
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| uint8_t * GetPacketBuffer() { return m_packetBuffer; } | ||
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| void * GetContext() { return m_context; } | ||
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| Adapter & GetAdapter() { yojimbo_assert( m_adapter ); return *m_adapter; } | ||
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| Allocator & GetGlobalAllocator() { yojimbo_assert( m_globalAllocator ); return *m_globalAllocator; } | ||
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| MessageFactory & GetClientMessageFactory( int clientIndex ); | ||
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| NetworkSimulator * GetNetworkSimulator() { return m_networkSimulator; } | ||
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| reliable_endpoint_t * GetClientEndpoint( int clientIndex ); | ||
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| Connection & GetClientConnection( int clientIndex ); | ||
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| virtual void TransmitPacketFunction( int clientIndex, uint16_t packetSequence, uint8_t * packetData, int packetBytes ) = 0; | ||
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| virtual int ProcessPacketFunction( int clientIndex, uint16_t packetSequence, uint8_t * packetData, int packetBytes ) = 0; | ||
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| static void StaticTransmitPacketFunction( void * context, int index, uint16_t packetSequence, uint8_t * packetData, int packetBytes ); | ||
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| static int StaticProcessPacketFunction( void * context,int index, uint16_t packetSequence, uint8_t * packetData, int packetBytes ); | ||
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| static void * StaticAllocateFunction( void * context, uint64_t bytes ); | ||
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| static void StaticFreeFunction( void * context, void * pointer ); | ||
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| private: | ||
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| ClientServerConfig m_config; ///< Base client/server config. | ||
| Allocator * m_allocator; ///< Allocator passed in to constructor. | ||
| Adapter * m_adapter; ///< The adapter specifies the allocator to use, and the message factory class. | ||
| void * m_context; ///< Optional serialization context. | ||
| int m_maxClients; ///< Maximum number of clients supported. | ||
| bool m_running; ///< True if server is currently running, eg. after "Start" is called, before "Stop". | ||
| double m_time; ///< Current server time in seconds. | ||
| uint8_t * m_globalMemory; ///< The block of memory backing the global allocator. Allocated with m_allocator. | ||
| uint8_t * m_clientMemory[MaxClients]; ///< The block of memory backing the per-client allocators. Allocated with m_allocator. | ||
| Allocator * m_globalAllocator; ///< The global allocator. Used for allocations that don't belong to a specific client. | ||
| Allocator * m_clientAllocator[MaxClients]; ///< Array of per-client allocator. These are used for allocations related to connected clients. | ||
| MessageFactory * m_clientMessageFactory[MaxClients]; ///< Array of per-client message factories. This silos message allocations per-client slot. | ||
| Connection * m_clientConnection[MaxClients]; ///< Array of per-client connection classes. This is how messages are exchanged with clients. | ||
| reliable_endpoint_t * m_clientEndpoint[MaxClients]; ///< Array of per-client reliable endpoints. | ||
| NetworkSimulator * m_networkSimulator; ///< The network simulator used to simulate packet loss, latency, jitter etc. Optional. | ||
| uint8_t * m_packetBuffer; ///< Buffer used when writing packets. | ||
| }; | ||
| } | ||
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| #endif // #ifndef YOJIMBO_BASE_SERVER_H |