remove encryption support from core library (#59)

remove encryption support from the core library

README.md

@@ -24,21 +24,14 @@ If you want to discuss the library or need help, join the [nbnet's discord serve
 
 - Connection management
 - Sending/Receiving both reliable ordered and unreliable ordered messages
-- Sending/Receiving messages larger than the MTU (using nbnet's message fragmentation)
+- Sending/Receiving messages larger than the MTU through nbnet's message fragmentation system
 - Bit-level serialization (for bandwidth optimization): integers (signed and unsigned), floats, booleans, and byte arrays
 - Network conditions simulation: ping, jitter, packet loss, packet duplication, and out-of-order packets)
 - Network statistics: ping, bandwidth (upload and download) and packet loss
 - Web (WebRTC) support (both natively and through WASM using [emscripten](https://emscripten.org/docs/introducing_emscripten/about_emscripten.html))
-- Encrypted and authenticated packets
 
 ## Thanks
 
-nbnet encryption and packet authentication use the following open-source libraries:
-
-- [tiny-ECDH](https://github.com/kokke/tiny-ECDH-c)
-- [tiny-AES](https://github.com/kokke/tiny-AES-c)
-- [poly1305-donna](https://github.com/floodyberry/poly1305-donna)
-
 the native WebRTC driver relies on:
 
 - [libdatachannel](https://github.com/paullouisageneau/libdatachannel)
@@ -85,7 +78,7 @@ A driver is a set of function definitions that live outside the nbnet header and
 nbnet comes with three ready-to-use drivers:
 
 - UDP: works with a single UDP socket, designed for desktop games
-- WebRTC (WASM): works with a single unreliable/unordered data channel, implemented in JS using emscripten API
+- WebRTC (WASM): works with a single unreliable/unordered data channel, implemented in JS using the emscripten API
 - WebRTC (Native): works the same way as the WASM WebRTC driver but can be natively compiled 
 
 ## How to use

examples/echo/client.c

@@ -157,15 +157,10 @@ int main(int argc, char *argv[])
 #endif // __EMSCRIPTEN__
 
     // Initialize the client 
-#ifdef NBN_ENCRYPTION
-    bool enable_encryption = true;
-#else
-    bool enable_encryption = false;
-#endif
 
     // Start the client with a protocol name (must be the same than the one used by the server)
     // the server host and port and with packet encryption on or off
-    if (NBN_GameClient_StartEx(ECHO_PROTOCOL_NAME, "127.0.0.1", ECHO_EXAMPLE_PORT, enable_encryption, NULL, 0) < 0)
+    if (NBN_GameClient_StartEx(ECHO_PROTOCOL_NAME, "127.0.0.1", ECHO_EXAMPLE_PORT, NULL, 0) < 0)
     {
         Log(LOG_ERROR, "Failed to start client");
 

examples/echo/server.c

@@ -112,14 +112,8 @@ int main(int argc, const char **argv)
     NBN_UDP_Register(); // Register the UDP driver
 #endif
 
-#ifdef NBN_ENCRYPTION
-    bool enable_encryption = true;
-#else
-    bool enable_encryption = false;
-#endif
-
     // Start the server with a protocol name, a port, and with packet encryption on or off
-    if (NBN_GameServer_StartEx(ECHO_PROTOCOL_NAME, ECHO_EXAMPLE_PORT, enable_encryption) < 0)
+    if (NBN_GameServer_StartEx(ECHO_PROTOCOL_NAME, ECHO_EXAMPLE_PORT) < 0)
     {
         Log(LOG_ERROR, "Failed to start the server");
 

examples/echo_bytes/CMakeLists.txt

@@ -21,8 +21,6 @@ add_compile_options(-Wall -Wextra -Wpedantic)
 target_compile_definitions(echo_bytes_client PUBLIC NBN_DEBUG)
 target_compile_definitions(echo_bytes_server PUBLIC NBN_DEBUG)
 
-option(ENCRYPTION_ENABLED OFF)
-
 if(WIN32)
   target_link_libraries(echo_bytes_client wsock32 ws2_32)
   target_link_libraries(echo_bytes_server wsock32 ws2_32)

examples/echo_bytes/server.c

@@ -64,7 +64,7 @@ int main(void)
     NBN_UDP_Register(); // Register the UDP driver
 #endif // __EMSCRIPTEN__
 
-    // Start the server with a protocol name, a port, and with packet encryption on or off
+    // Start the server with a protocol name and a port
     if (NBN_GameServer_Start(ECHO_PROTOCOL_NAME, ECHO_EXAMPLE_PORT) < 0)
     {
         Log(LOG_ERROR, "Failed to start the server");

examples/raylib/CMakeLists.txt

@@ -31,15 +31,6 @@ target_compile_definitions(raylib_client PUBLIC NBN_DEBUG)
 target_compile_definitions(raylib_server PUBLIC NBN_DEBUG)
 target_compile_definitions(raylib_server PUBLIC NBN_RAYLIB_SERVER)
 
-if (ENCRYPTION_ENABLED)
-  message("Encryption enabled")
-
-  target_compile_definitions(raylib_client PUBLIC EXAMPLE_ENCRYPTION)
-  target_compile_definitions(raylib_server PUBLIC EXAMPLE_ENCRYPTION)
-endif(ENCRYPTION_ENABLED)
-
-unset(ENCRYPTION_ENABLED)
-
 # compile with C WebRTC driver
 if (WEBRTC_C_DRIVER)
   # can't compile WebRTC native driver with emscripten

examples/raylib/client.c

@@ -517,15 +517,10 @@ int main(int argc, char *argv[])
 #endif // __EMSCRIPTEN__
 
     // Initialize the client with a protocol name (must be the same than the one used by the server), the server ip address and port
-#ifdef EXAMPLE_ENCRYPTION
-    bool enable_encryption = true;
-#else
-    bool enable_encryption = false;
-#endif
 
     // Start the client with a protocol name (must be the same than the one used by the server)
-    // the server host and port and with packet encryption on or off
-    if (NBN_GameClient_StartEx(RAYLIB_EXAMPLE_PROTOCOL_NAME, "127.0.0.1", RAYLIB_EXAMPLE_PORT, enable_encryption, NULL, 0) < 0)
+    // the server host and port
+    if (NBN_GameClient_StartEx(RAYLIB_EXAMPLE_PROTOCOL_NAME, "127.0.0.1", RAYLIB_EXAMPLE_PORT, NULL, 0) < 0)
     {
         TraceLog(LOG_WARNING, "Game client failed to start. Exit");
 

examples/raylib/server.c

@@ -322,14 +322,8 @@ int main(int argc, char *argv[])
 
 #endif // __EMSCRIPTEN__
 
-#ifdef EXAMPLE_ENCRYPTION
-    bool enable_encryption = true;
-#else
-    bool enable_encryption = false;
-#endif
-
-    // Start the server with a protocol name, a port, and with packet encryption on or off
-    if (NBN_GameServer_StartEx(RAYLIB_EXAMPLE_PROTOCOL_NAME, RAYLIB_EXAMPLE_PORT, enable_encryption) < 0)
+    // Start the server with a protocol name and a port
+    if (NBN_GameServer_StartEx(RAYLIB_EXAMPLE_PROTOCOL_NAME, RAYLIB_EXAMPLE_PORT) < 0)
     {
         TraceLog(LOG_ERROR, "Game server failed to start. Exit");
 

examples/rpc/CMakeLists.txt

@@ -21,7 +21,6 @@ add_compile_options(-Wall -Wextra -Wpedantic)
 target_compile_definitions(rpc_client PUBLIC NBN_DEBUG)
 target_compile_definitions(rpc_server PUBLIC NBN_DEBUG)
 
-option(ENCRYPTION_ENABLED OFF)
 option(WEBRTC_DRIVER_C OFF)
 
 if(WIN32)

examples/rpc/client.c

@@ -69,13 +69,8 @@ int main(int argc, char *argv[])
 #endif // __EMSCRIPTEN__
 
     // Initialize the client with a protocol name (must be the same than the one used by the server), the server ip address and port
-#ifdef NBN_ENCRYPTION
-    bool enable_encryption = true;
-#else
-    bool enable_encryption = false;
-#endif
 
-    if (NBN_GameClient_StartEx(RPC_PROTOCOL_NAME, "127.0.0.1", RPC_EXAMPLE_PORT, enable_encryption, NULL, 0) < 0)
+    if (NBN_GameClient_StartEx(RPC_PROTOCOL_NAME, "127.0.0.1", RPC_EXAMPLE_PORT, NULL, 0) < 0)
     {
         Log(LOG_ERROR, "Failed to start client");
 

examples/rpc/server.c

@@ -55,13 +55,7 @@ int main(void)
     NBN_UDP_Register(); // Register the UDP driver
 #endif // __EMSCRIPTEN__
 
-#ifdef NBN_ENCRYPTION
-    bool enable_encryption = true;
-#else
-    bool enable_encryption = false;
-#endif
-
-    if (NBN_GameServer_StartEx(RPC_PROTOCOL_NAME, RPC_EXAMPLE_PORT, enable_encryption) < 0)
+    if (NBN_GameServer_StartEx(RPC_PROTOCOL_NAME, RPC_EXAMPLE_PORT) < 0)
     {
         Log(LOG_ERROR, "Failed to start the server");