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_conn.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 socket_conn.c

(limited to 'socket_conn.c')

diff --git a/socket_conn.c b/socket_conn.c
new file mode 100644
index 0000000..46423cb
--- /dev/null
+++ b/socket_conn.c
@@ -0,0 +1,33 @@
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <unistd.h>
+#include "byte.h"
+#include "socket.h"
+
+int socket_connect4(int s,const char ip[4],uint16 port)
+{
+  struct sockaddr_in sa;
+
+  byte_zero(&sa,sizeof sa);
+  sa.sin_family = AF_INET;
+  uint16_pack_big((char *) &sa.sin_port,port);
+  byte_copy((char *) &sa.sin_addr,4,ip);
+
+  return connect(s,(struct sockaddr *) &sa,sizeof sa);
+}
+
+int socket_connected(int s)
+{
+  struct sockaddr_in sa;
+  int dummy;
+  char ch;
+
+  dummy = sizeof sa;
+  if (getpeername(s,(struct sockaddr *) &sa,&dummy) == -1) {
+    read(s,&ch,1); /* sets errno */
+    return 0;
+  }
+  return 1;
+}
-- 
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