[rnet] module WIP (#809)

Added experimental network module

examples/network/network_test.c

@@ -0,0 +1,148 @@
+/*******************************************************************************************
+ *
+ *   raylib [network] example - Network Test
+ *
+ *   Welcome to raylib!
+ *
+ *   To test examples, just press F6 and execute raylib_compile_execute script
+ *   Note that compiled executable is placed in the same folder as .c file
+ *
+ *   You can find all basic examples on C:\raylib\raylib\examples folder or
+ *   raylib official webpage: www.raylib.com
+ *
+ *   Enjoy using raylib. :)
+ *
+ *   This example has been created using raylib 2.0 (www.raylib.com)
+ *   raylib is licensed under an unmodified zlib/libpng license (View raylib.h
+ *for details)
+ *
+ *   Copyright (c) 2013-2016 Ramon Santamaria (@raysan5)
+ *
+ ********************************************************************************************/
+
+#include "raylib.h"
+#include "rnet.h"
+
+#include <assert.h>
+
+void test_network_initialise()
+{
+	assert(InitNetwork() == true);
+}
+
+void test_socket_result()
+{
+	SocketResult *result = AllocSocketResult();
+	assert(result != NULL);
+	FreeSocketResult(&result);
+	assert(result == NULL);
+}
+
+void test_socket()
+{
+	Socket *socket = AllocSocket();
+	assert(socket != NULL);
+	FreeSocket(&socket);
+	assert(socket == NULL);
+}
+
+void test_resolve_ip()
+{
+	const char *host = "8.8.8.8";
+	const char *port = "8080";
+	char        ip[ADDRESS_IPV6_ADDRSTRLEN];
+    char        service[ADDRESS_MAXSERV];
+
+	memset(ip, '\0', ADDRESS_IPV6_ADDRSTRLEN);
+	ResolveIP(host, port, NAME_INFO_NUMERICHOST, ip, service);
+	TraceLog(LOG_INFO, "Resolved %s to %s", host, ip);
+	assert(strcmp(ip, "8.8.8.8") == 0);
+
+	memset(ip, '\0', ADDRESS_IPV6_ADDRSTRLEN);
+	ResolveIP(host, port, NAME_INFO_DEFAULT, ip, service);
+	TraceLog(LOG_INFO, "Resolved %s to %s", host, ip);
+	assert(strcmp(ip, "google-public-dns-a.google.com") == 0);
+
+	memset(ip, '\0', ADDRESS_IPV6_ADDRSTRLEN);
+	ResolveIP(host, port, NAME_INFO_NOFQDN, ip, service);
+	TraceLog(LOG_INFO, "Resolved %s to %s", host, ip);
+	assert(strcmp(ip, "google-public-dns-a") == 0);
+
+	memset(ip, '\0', ADDRESS_IPV6_ADDRSTRLEN);
+	ResolveIP(host, port, NAME_INFO_NUMERICHOST, ip, service);
+	TraceLog(LOG_INFO, "Resolved %s to %s", host, ip);
+	assert(strcmp(ip, "8.8.8.8") == 0);
+
+	memset(ip, '\0', ADDRESS_IPV6_ADDRSTRLEN);
+	ResolveIP(host, port, NAME_INFO_NAMEREQD, ip, service);
+	TraceLog(LOG_INFO, "Resolved %s to %s", host, ip);
+	assert(strcmp(ip, "google-public-dns-a.google.com") == 0);
+
+	memset(ip, '\0', ADDRESS_IPV6_ADDRSTRLEN);
+	ResolveIP(host, port, NAME_INFO_NUMERICSERV, ip, service);
+	TraceLog(LOG_INFO, "Resolved %s to %s", host, ip);
+	assert(strcmp(ip, "google-public-dns-a.google.com") == 0);
+
+	memset(ip, '\0', ADDRESS_IPV6_ADDRSTRLEN);
+	ResolveIP(host, port, NAME_INFO_DGRAM, ip, service);
+	TraceLog(LOG_INFO, "Resolved %s to %s", host, ip);
+	assert(strcmp(ip, "google-public-dns-a.google.com") == 0);
+}
+
+void test_resolve_host()
+{
+	const char *        address = "localhost";
+	const char *        port    = "80";
+	AddressInformation *addr    = AllocAddressList(3);
+	int count = ResolveHost(address, port, ADDRESS_TYPE_ANY, 0, addr); 
+
+	assert(GetAddressFamily(addr[0]) == ADDRESS_TYPE_IPV6);
+	assert(GetAddressFamily(addr[1]) == ADDRESS_TYPE_IPV4);
+	assert(GetAddressSocketType(addr[0]) == 0);
+	assert(GetAddressProtocol(addr[0]) == 0);
+	// for (size_t i = 0; i < count; i++) { PrintAddressInfo(addr[i]); }
+}
+
+void test_address()
+{
+}
+
+void test_address_list()
+{
+}
+
+void test_socket_create()
+{
+	SocketConfig  server_cfg = {.host = "127.0.0.1", .port = "8080", .server = true, .nonblocking = true};
+	Socket *      socket     = AllocSocket();
+	SocketResult *server_res = AllocSocketResult();
+	SocketSet *   socket_set = AllocSocketSet(1);
+	assert(SocketCreate(&server_cfg, server_res));
+	assert(AddSocket(socket_set, server_res->socket));
+	assert(SocketListen(&server_cfg, server_res));
+}
+
+int main()
+{
+	int screenWidth  = 800;
+	int screenHeight = 450;
+	InitWindow(
+		screenWidth, screenHeight, "raylib [network] example - network test");
+	SetTargetFPS(60);
+
+	// Run the tests
+	test_network_initialise();
+	test_resolve_host();
+    // test_socket_create();
+
+	// Main game loop
+	while (!WindowShouldClose()) {
+		BeginDrawing();
+		ClearBackground(RAYWHITE);
+		DrawText("Congrats! You created your first window!", 190, 200, 20, LIGHTGRAY);
+		EndDrawing();
+	}
+	CloseWindow();
+
+	return 0;
+}