started netcode playing with basic functionality

net/server.c

@@ -0,0 +1,90 @@
+//troy Rosin
+
+#include <SDL2/SDL_net.h>
+#include <SDL2/SDL.h>
+#include <string.h>
+#include <stdio.h>
+#include <mydebug.h>
+#include <net.h>
+
+
+
+char buff[PACKSZ];
+char pack[PACKSZ], pack2[PACKSZ];
+
+
+
+int main(void)
+{
+  
+  IPaddress *ip, _ip, *cip;
+  TCPsocket sock, csock;
+  ip = &_ip;
+
+  Uint16 c_port;
+  Uint32 c_ip;
+
+  strcpy(pack, "testing Yolo fambro!");
+  
+  SDL_Init(0);
+
+  SDLNet_Init();
+ 
+  if(SDLNet_ResolveHost(ip, NULL, PORT) == -1)
+  {
+    printf("SDLNet_resolvehost error: %s\n", SDLNet_GetError());
+    exit(1);
+  }  
+
+  sock = SDLNet_TCP_Open(ip);
+  if(!sock)
+  {
+    printf("SDL_Net_TCP_Open error: %s\n", SDLNet_GetError());
+    exit(1);
+  }
+  
+  int flag = 1;
+  int ret = 0;
+  while(flag)
+  {
+    csock = SDLNet_TCP_Accept(sock);
+    if(!csock)
+    {
+      //printf("TCP Accept error: %s\n", SDLNet_GetError());
+    }
+    else {
+      flag = 0;
+      cip = SDLNet_TCP_GetPeerAddress(csock);
+      if(!cip)
+      {
+        printf("error getting client ip addr: %s\n", SDLNet_GetError());
+      }
+      else
+      {
+        puts("we got a new connection!");
+        printf("sending: [%s]\n", pack);
+        write_to_buff(buff, pack, PACKSZ);    
+        ret = SDLNet_TCP_Send(csock, buff, PACKSZ);
+        if(ret < PACKSZ)
+        {
+          printf("TCP Send error: %s\n", SDLNet_GetError());
+        }
+        read_to_buff(pack2, buff, PACKSZ);
+        printf("sent: [%s]\n", pack2);
+      }
+    }
+  }
+
+  SDLNet_TCP_Close(sock);
+  SDLNet_Quit();
+  SDL_Quit();
+
+  puts("donzo");
+
+
+  return 0;
+}
+
+
+
+