From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sat, 12 Feb 2011 00:22:29 -0500
Subject: initial check-in, version 0.5.0

---
 src/network/inet_pton.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 src/network/inet_pton.c

(limited to 'src/network/inet_pton.c')

diff --git a/src/network/inet_pton.c b/src/network/inet_pton.c
new file mode 100644
index 00000000..349c4025
--- /dev/null
+++ b/src/network/inet_pton.c
@@ -0,0 +1,31 @@
+#include <sys/socket.h>
+#include <netdb.h>
+#include <arpa/inet.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <errno.h>
+#include "__dns.h"
+
+int inet_pton(int af, const char *s, void *a0)
+{
+	unsigned char *a = a0;
+	const char *z;
+	unsigned long x;
+	int i;
+
+	/* Reimplement this because inet_pton cannot accept special v4 forms */
+	if (af==AF_INET) {
+		for (i=0; i<4 && *s; i++) {
+			a[i] = x = strtoul(s, (char **)&z, 10);
+			if (!isdigit(*s) || z==s || (*z && *z != '.') || x>255)
+				return 0;
+			s=z+1;
+		}
+		return 0;
+	} else if (af==AF_INET6) {
+		return !__ipparse(a, AF_INET6, s);
+	}
+
+	errno = EAFNOSUPPORT;
+	return 0;
+}
-- 
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