Initial commit of files

src/libnet/tcp_recv.c

@@ -0,0 +1,25 @@
+//
+// TCP recv
+//
+
+#include "netlib.h"
+
+int tcp_recv( int sock, void *buf, int len )
+{
+  char *s = (char *)buf;
+  size_t n;
+  
+  /* check! */
+  if ( sock < 0 )
+    return -1;
+  if ( !buf || len <= 0 )
+    return -1;
+  
+  /* read */
+  n = recv( sock, buf, len, 0 );
+  
+  if ( n > 0 )
+    *(s+n) = '\0';
+  
+  return n;
+}