example, todo & issues update

Author: atomlin-git

README.md

@@ -5,28 +5,24 @@
 ```cpp
 // announce callbacks:
 ep::callback<udp_callback_t> udp_callback;
+ep::callback<tcp_callback_t> tcp_callback;
 
 // install detour functions:
 udp_callback.install([&](ep::client* person, unsigned int& source_ip, unsigned int& dest_ip, unsigned short& source_port, unsigned short& dest_port, ep::buffer* buf) -> bool {
-    printf("[%s -> %s | %d -> %d] length: %d\n\n", ep::utils::dip_to_strip(source_ip).c_str(), ep::utils::dip_to_strip(dest_ip).c_str(), source_port, dest_port, buf->length);
+    printf("[%s -> %s | %d -> %d] length: %d\n", ep::utils::dip_to_strip(source_ip).c_str(), ep::utils::dip_to_strip(dest_ip).c_str(), source_port, dest_port, buf->length);
+    return true;
+});
+
+tcp_callback.install([&](ep::client* person, std::string source_ip, std::string dest_ip, ep::buffer* buf) -> bool {
+    printf("[%s -> %s] length: %d\n", source_ip.c_str(), dest_ip.c_str(), buf->length);
     return true;
 });
 
 // enable callbacks treatment:
 proxy.callback_enable(ep::callback_t::udp, &udp_callback);
+proxy.callback_enable(ep::callback_t::tcp, &tcp_callback);
 ```
-###### due to the peculiarities of the TCP/IP protocol, the dest IP and port cannot be changed on the go, because of this, the TCP callback has a different structure: ```(client* person, std::string source_ip, std::string dest_ip, proxys::data* buf)```
-###### one-header solution available in "one-header" branch
-
-<hr>
-
-###### known issues:
-> *small memory leak when the connection to the proxied object does not break* <br>
-
 <hr>
 
 ###### todo list:
-> *bind command support* <br>
-> *support ipv6* <br>
-> *backward compatibility with socsk4* <br>
 > *add more comments (or write small doc) to internal functional* <br>