net/tools/flip_server/streamer_interface.h

   1 // Copyright (c) 2011 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_STREAMER_INTERFACE_
   6 #define NET_TOOLS_FLIP_SERVER_STREAMER_INTERFACE_
   7
   8 #include <string>
   9
  10 #include "base/compiler_specific.h"
  11 #include "net/tools/flip_server/balsa_headers.h"
  12 #include "net/tools/flip_server/balsa_visitor_interface.h"
  13 #include "net/tools/flip_server/sm_interface.h"
  14
  15 namespace net {
  16
  17 class BalsaFrame;
  18 class FlipAcceptor;
  19 class MemCacheIter;
  20 class SMConnection;
  21 class EpollServer;
  22
  23 class StreamerSM : public BalsaVisitorInterface,
  24                    public SMInterface  {
  25  public:
  26   StreamerSM(SMConnection* connection,
  27              SMInterface* sm_other_interface,
  28              EpollServer* epoll_server,
  29              FlipAcceptor* acceptor);
  30   virtual ~StreamerSM();
  31
  32   void AddToOutputOrder(const MemCacheIter& mci) {}
  33
  34   virtual void InitSMInterface(SMInterface* sm_other_interface,
  35                                int32 server_idx) OVERRIDE;
  36   virtual void InitSMConnection(SMConnectionPoolInterface* connection_pool,
  37                                 SMInterface* sm_interface,
  38                                 EpollServer* epoll_server,
  39                                 int fd,
  40                                 std::string server_ip,
  41                                 std::string server_port,
  42                                 std::string remote_ip,
  43                                 bool use_ssl) OVERRIDE;
  44
  45   virtual size_t ProcessReadInput(const char* data, size_t len) OVERRIDE;
  46   virtual size_t ProcessWriteInput(const char* data, size_t len) OVERRIDE;
  47   virtual bool MessageFullyRead() const OVERRIDE;
  48   virtual void SetStreamID(uint32 stream_id) OVERRIDE {}
  49   virtual bool Error() const OVERRIDE;
  50   virtual const char* ErrorAsString() const OVERRIDE;
  51   virtual void Reset() OVERRIDE;
  52   virtual void ResetForNewInterface(int32 server_idx) OVERRIDE {}
  53   virtual void ResetForNewConnection() OVERRIDE;
  54   virtual void Cleanup() OVERRIDE;
  55   virtual int PostAcceptHook() OVERRIDE;
  56   virtual void NewStream(uint32 stream_id, uint32 priority,
  57                          const std::string& filename) OVERRIDE {}
  58   virtual void SendEOF(uint32 stream_id) OVERRIDE {}
  59   virtual void SendErrorNotFound(uint32 stream_id) OVERRIDE {}
  60   virtual void SendOKResponse(uint32 stream_id, std::string output) {}
  61   virtual size_t SendSynStream(uint32 stream_id,
  62                                const BalsaHeaders& headers) OVERRIDE;
  63   virtual size_t SendSynReply(uint32 stream_id,
  64                               const BalsaHeaders& headers) OVERRIDE;
  65   virtual void SendDataFrame(uint32 stream_id, const char* data, int64 len,
  66                              uint32 flags, bool compress) OVERRIDE {}
  67   virtual void set_is_request() OVERRIDE;
  68   static std::string forward_ip_header() { return forward_ip_header_; }
  69   static void set_forward_ip_header(std::string value) {
  70     forward_ip_header_ = value;
  71   }
  72
  73  private:
  74   void SendEOFImpl(uint32 stream_id) {}
  75   void SendErrorNotFoundImpl(uint32 stream_id) {}
  76   void SendOKResponseImpl(uint32 stream_id, std::string* output) {}
  77   size_t SendSynReplyImpl(uint32 stream_id, const BalsaHeaders& headers) {
  78     return 0;
  79   }
  80   size_t SendSynStreamImpl(uint32 stream_id, const BalsaHeaders& headers) {
  81     return 0;
  82   }
  83   void SendDataFrameImpl(uint32 stream_id, const char* data, int64 len,
  84                          uint32 flags, bool compress) {}
  85   virtual void GetOutput() OVERRIDE {}
  86
  87   virtual void ProcessBodyInput(const char *input, size_t size) OVERRIDE;
  88   virtual void MessageDone() OVERRIDE;
  89   virtual void ProcessHeaders(const BalsaHeaders& headers) OVERRIDE;
  90   virtual void ProcessBodyData(const char *input, size_t size) OVERRIDE {}
  91   virtual void ProcessHeaderInput(const char *input, size_t size) OVERRIDE {}
  92   virtual void ProcessTrailerInput(const char *input, size_t size) OVERRIDE {}
  93   virtual void ProcessRequestFirstLine(const char* line_input,
  94                                        size_t line_length,
  95                                        const char* method_input,
  96                                        size_t method_length,
  97                                        const char* request_uri_input,
  98                                        size_t request_uri_length,
  99                                        const char* version_input,
 100                                        size_t version_length) OVERRIDE {}
 101   virtual void ProcessResponseFirstLine(const char *line_input,
 102                                         size_t line_length,
 103                                         const char *version_input,
 104                                         size_t version_length,
 105                                         const char *status_input,
 106                                         size_t status_length,
 107                                         const char *reason_input,
 108                                         size_t reason_length) OVERRIDE {}
 109   virtual void ProcessChunkLength(size_t chunk_length) OVERRIDE {}
 110   virtual void ProcessChunkExtensions(const char *input,
 111                                       size_t size) OVERRIDE {}
 112   virtual void HeaderDone() OVERRIDE {}
 113   virtual void HandleHeaderError(BalsaFrame* framer) OVERRIDE;
 114   virtual void HandleHeaderWarning(BalsaFrame* framer) OVERRIDE {}
 115   virtual void HandleChunkingError(BalsaFrame* framer) OVERRIDE;
 116   virtual void HandleBodyError(BalsaFrame* framer) OVERRIDE;
 117   void HandleError();
 118
 119   SMConnection* connection_;
 120   SMInterface* sm_other_interface_;
 121   EpollServer* epoll_server_;
 122   FlipAcceptor* acceptor_;
 123   bool is_request_;
 124   BalsaFrame* http_framer_;
 125   BalsaHeaders headers_;
 126   static std::string forward_ip_header_;
 127 };
 128
 129 }  // namespace net
 130
 131 #endif  // NET_TOOLS_FLIP_SERVER_STREAMER_INTERFACE_
 132