1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef NET_TOOLS_FLIP_SERVER_SM_INTERFACE_H_ 6 #define NET_TOOLS_FLIP_SERVER_SM_INTERFACE_H_ 7 8 // State Machine Interfaces 9 10 #include <string> 11 12 #include "net/tools/flip_server/balsa_headers.h" 13 14 namespace net { 15 16 class EpollServer; 17 class SMConnectionPoolInterface; 18 class SMConnection; 19 20 class SMInterface { 21 public: 22 virtual void InitSMInterface(SMInterface* sm_other_interface, 23 int32 server_idx) = 0; 24 virtual void InitSMConnection(SMConnectionPoolInterface* connection_pool, 25 SMInterface* sm_interface, 26 EpollServer* epoll_server, 27 int fd, 28 std::string server_ip, 29 std::string server_port, 30 std::string remote_ip, 31 bool use_ssl) = 0; 32 virtual size_t ProcessReadInput(const char* data, size_t len) = 0; 33 virtual size_t ProcessWriteInput(const char* data, size_t len) = 0; 34 virtual void SetStreamID(uint32 stream_id) = 0; 35 virtual bool MessageFullyRead() const = 0; 36 virtual bool Error() const = 0; 37 virtual const char* ErrorAsString() const = 0; 38 virtual void Reset() = 0; 39 virtual void ResetForNewInterface(int32 server_idx) = 0; 40 // ResetForNewConnection is used for interfaces which control SMConnection 41 // objects. When called an interface may put its connection object into 42 // a reusable instance pool. Currently this is what the HttpSM interface 43 // does. 44 virtual void ResetForNewConnection() = 0; 45 virtual void Cleanup() = 0; 46 47 virtual int PostAcceptHook() = 0; 48 49 virtual void NewStream(uint32 stream_id, uint32 priority, 50 const std::string& filename) = 0; 51 virtual void SendEOF(uint32 stream_id) = 0; 52 virtual void SendErrorNotFound(uint32 stream_id) = 0; 53 virtual size_t SendSynStream(uint32 stream_id, 54 const BalsaHeaders& headers) = 0; 55 virtual size_t SendSynReply(uint32 stream_id, 56 const BalsaHeaders& headers) = 0; 57 virtual void SendDataFrame(uint32 stream_id, const char* data, int64 len, 58 uint32 flags, bool compress) = 0; 59 virtual void GetOutput() = 0; 60 virtual void set_is_request() = 0; 61 ~SMInterface()62 virtual ~SMInterface() {} 63 }; 64 65 class SMConnectionInterface { 66 public: ~SMConnectionInterface()67 virtual ~SMConnectionInterface() {} 68 virtual void ReadyToSend() = 0; 69 virtual EpollServer* epoll_server() = 0; 70 }; 71 72 class SMConnectionPoolInterface { 73 public: ~SMConnectionPoolInterface()74 virtual ~SMConnectionPoolInterface() {} 75 virtual void SMConnectionDone(SMConnection* connection) = 0; 76 }; 77 78 } // namespace net 79 80 #endif // NET_TOOLS_FLIP_SERVER_SM_INTERFACE_H_ 81 82