From 0e5b2871ca6456b01d4bf037a6e68badf1ff1a41 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henryk=20Pl=C3=B6tz?= <henryk@ploetzli.ch>
Date: Fri, 3 Oct 2014 19:58:52 +0200
Subject: Initial commit of djbdns-1.05.tar.gz Source was
 http://cr.yp.to/djbdns/djbdns-1.05.tar.gz, SHA1
 2efdb3a039d0c548f40936aa9cb30829e0ce8c3d

---
 socket_recv.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 socket_recv.c

(limited to 'socket_recv.c')

diff --git a/socket_recv.c b/socket_recv.c
new file mode 100644
index 0000000..8bc59c5
--- /dev/null
+++ b/socket_recv.c
@@ -0,0 +1,21 @@
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include "byte.h"
+#include "socket.h"
+
+int socket_recv4(int s,char *buf,int len,char ip[4],uint16 *port)
+{
+  struct sockaddr_in sa;
+  int dummy = sizeof sa;
+  int r;
+
+  r = recvfrom(s,buf,len,0,(struct sockaddr *) &sa,&dummy);
+  if (r == -1) return -1;
+
+  byte_copy(ip,4,(char *) &sa.sin_addr);
+  uint16_unpack_big((char *) &sa.sin_port,port);
+
+  return r;
+}
-- 
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