From dfeef5d8bb9fe19cb44d4121fd8324179a38b7a0 Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Fri, 27 Nov 1998 19:29:27 +0000
Subject: Implemented ip_pton()

---
 lib/ipv4.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'lib/ipv4.c')

diff --git a/lib/ipv4.c b/lib/ipv4.c
index 5ec2ffb..54e1adb 100644
--- a/lib/ipv4.c
+++ b/lib/ipv4.c
@@ -8,6 +8,9 @@
 
 #ifndef IPV6
 
+#include <string.h>
+#include <stdlib.h>
+
 #include "nest/bird.h"
 #include "lib/ip.h"
 #include "lib/string.h"
@@ -65,4 +68,29 @@ ipv4_class_mask(u32 a)
 	return m;
 }
 
+int
+ip_pton(char *a, ip_addr *o)
+{
+  int i,j;
+  unsigned long int l;
+  u32 ia = 0;
+
+  i=4;
+  while (i--)
+    {
+      char *d, *c = strchr(a, '.');
+      if (!c != !i)
+	return 0;
+      if (c)
+	*c++ = 0;
+      l = strtoul(a, &d, 10);
+      if (d && *d || l > 255)
+	return 0;
+      ia = (ia << 8) | l;
+      a = c;
+    }
+  *o = ipa_from_u32(ia);
+  return 1;
+}
+
 #endif
-- 
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