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_H_
   6 #define NET_TOOLS_FLIP_SERVER_STREAMER_INTERFACE_H_
   7
   8 #include <string>
   9
  10 #include "base/compiler_specific.h"
  11 #include "net/tools/balsa/balsa_headers.h"
  12 #include "net/tools/balsa/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, public SMInterface {
  24  public:
  25   StreamerSM(SMConnection* connection,
  26              SMInterface* sm_other_interface,
  27              EpollServer* epoll_server,
  28              FlipAcceptor* acceptor);
  29   virtual ~StreamerSM();
  30
  31   void AddToOutputOrder(const MemCacheIter& mci) {}
  32
  33   virtual void InitSMInterface(SMInterface* sm_other_interface,
  34                                int32 server_idx) override;
  35   virtual void InitSMConnection(SMConnectionPoolInterface* connection_pool,
  36                                 SMInterface* sm_interface,
  37                                 EpollServer* epoll_server,
  38                                 int fd,
  39                                 std::string server_ip,
  40                                 std::string server_port,
  41                                 std::string remote_ip,
  42                                 bool use_ssl) override;
  43
  44   virtual size_t ProcessReadInput(const char* data, size_t len) override;
  45   virtual size_t ProcessWriteInput(const char* data, size_t len) override;
  46   virtual bool MessageFullyRead() const override;
  47   virtual void SetStreamID(uint32 stream_id) override {}
  48   virtual bool Error() const override;
  49   virtual const char* ErrorAsString() const override;
  50   virtual void Reset() override;
  51   virtual void ResetForNewInterface(int32 server_idx) override {}
  52   virtual void ResetForNewConnection() override;
  53   virtual void Cleanup() override;
  54   virtual int PostAcceptHook() override;
  55   virtual void NewStream(uint32 stream_id,
  56                          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,
  66                              const char* data,
  67                              int64 len,
  68                              uint32 flags,
  69                              bool compress) override {}
  70   virtual void set_is_request() override;
  71   static std::string forward_ip_header() { return forward_ip_header_; }
  72   static void set_forward_ip_header(std::string value) {
  73     forward_ip_header_ = value;
  74   }
  75
  76  private:
  77   void SendEOFImpl(uint32 stream_id) {}
  78   void SendErrorNotFoundImpl(uint32 stream_id) {}
  79   void SendOKResponseImpl(uint32 stream_id, std::string* output) {}
  80   size_t SendSynReplyImpl(uint32 stream_id, const BalsaHeaders& headers) {
  81     return 0;
  82   }
  83   size_t SendSynStreamImpl(uint32 stream_id, const BalsaHeaders& headers) {
  84     return 0;
  85   }
  86   void SendDataFrameImpl(uint32 stream_id,
  87                          const char* data,
  88                          int64 len,
  89                          uint32 flags,
  90                          bool compress) {}
  91   virtual void GetOutput() override {}
  92
  93   virtual void ProcessBodyInput(const char* input, size_t size) override;
  94   virtual void MessageDone() override;
  95   virtual void ProcessHeaders(const BalsaHeaders& headers) override;
  96   virtual void ProcessBodyData(const char* input, size_t size) override {}
  97   virtual void ProcessHeaderInput(const char* input, size_t size) override {}
  98   virtual void ProcessTrailerInput(const char* input, size_t size) override {}
  99   virtual void ProcessRequestFirstLine(const char* line_input,
 100                                        size_t line_length,
 101                                        const char* method_input,
 102                                        size_t method_length,
 103                                        const char* request_uri_input,
 104                                        size_t request_uri_length,
 105                                        const char* version_input,
 106                                        size_t version_length) override {}
 107   virtual void ProcessResponseFirstLine(const char* line_input,
 108                                         size_t line_length,
 109                                         const char* version_input,
 110                                         size_t version_length,
 111                                         const char* status_input,
 112                                         size_t status_length,
 113                                         const char* reason_input,
 114                                         size_t reason_length) override {}
 115   virtual void ProcessChunkLength(size_t chunk_length) override {}
 116   virtual void ProcessChunkExtensions(const char* input, size_t size) override {
 117   }
 118   virtual void HeaderDone() override {}
 119   virtual void HandleHeaderError(BalsaFrame* framer) override;
 120   virtual void HandleHeaderWarning(BalsaFrame* framer) override {}
 121   virtual void HandleChunkingError(BalsaFrame* framer) override;
 122   virtual void HandleBodyError(BalsaFrame* framer) override;
 123   void HandleError();
 124
 125   SMConnection* connection_;
 126   SMInterface* sm_other_interface_;
 127   EpollServer* epoll_server_;
 128   FlipAcceptor* acceptor_;
 129   bool is_request_;
 130   BalsaFrame* http_framer_;
 131   BalsaHeaders headers_;
 132   static std::string forward_ip_header_;
 133 };
 134
 135 }  // namespace net
 136
 137 #endif  // NET_TOOLS_FLIP_SERVER_STREAMER_INTERFACE_H_