wip: client finite state machine

Author: iboukhss

src/core/client.hpp

@@ -14,6 +14,14 @@ class Client {
     Client(uint64_t id, int fd, const sockaddr_in& addr);
     ~Client();
 
+    enum State {
+        kParsingHeaders,
+        kRoutingRequest,
+        kSendingData,
+        kReceivingData,
+        kClosingConnection
+    };
+
     // setters
     void set_handler(Handler* handler) { handler_ = handler; }
     void set_nonblocking();
@@ -24,6 +32,7 @@ class Client {
     uint64_t id() const { return id_; }
     int fd() const { return fd_; }
     const sockaddr_in& addr() const { return addr_; }
+    State state() const { return state_; }
     const HttpRequest& req() const { return req_; }
     HttpResponse& res() { return res_; }
     std::string& recv_buffer() { return recv_buffer_; }
@@ -39,6 +48,7 @@ class Client {
     uint64_t id_;
     int fd_;
     sockaddr_in addr_;
+    State state_;
     HttpRequest req_;
     HttpResponse res_; // TODO: remove
     std::string recv_buffer_;