From b732a73bc773789894466b0e5320b2f1fe42c7e9 Mon Sep 17 00:00:00 2001
From: John Denker <jsd@av8n.com>
Date: Fri, 1 Jun 2012 18:58:45 -0700
Subject: original, as downloaded from
 http://www.qmail.org/netqmail-1.06.tar.gz

---
 ip.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 ip.c

(limited to 'ip.c')

diff --git a/ip.c b/ip.c
new file mode 100644
index 0000000..5528ad5
--- /dev/null
+++ b/ip.c
@@ -0,0 +1,53 @@
+#include "fmt.h"
+#include "scan.h"
+#include "ip.h"
+
+unsigned int ip_fmt(s,ip)
+char *s;
+struct ip_address *ip;
+{
+  unsigned int len;
+  unsigned int i;
+ 
+  len = 0;
+  i = fmt_ulong(s,(unsigned long) ip->d[0]); len += i; if (s) s += i;
+  i = fmt_str(s,"."); len += i; if (s) s += i;
+  i = fmt_ulong(s,(unsigned long) ip->d[1]); len += i; if (s) s += i;
+  i = fmt_str(s,"."); len += i; if (s) s += i;
+  i = fmt_ulong(s,(unsigned long) ip->d[2]); len += i; if (s) s += i;
+  i = fmt_str(s,"."); len += i; if (s) s += i;
+  i = fmt_ulong(s,(unsigned long) ip->d[3]); len += i; if (s) s += i;
+  return len;
+}
+
+unsigned int ip_scan(s,ip)
+char *s;
+struct ip_address *ip;
+{
+  unsigned int i;
+  unsigned int len;
+  unsigned long u;
+ 
+  len = 0;
+  i = scan_ulong(s,&u); if (!i) return 0; ip->d[0] = u; s += i; len += i;
+  if (*s != '.') return 0; ++s; ++len;
+  i = scan_ulong(s,&u); if (!i) return 0; ip->d[1] = u; s += i; len += i;
+  if (*s != '.') return 0; ++s; ++len;
+  i = scan_ulong(s,&u); if (!i) return 0; ip->d[2] = u; s += i; len += i;
+  if (*s != '.') return 0; ++s; ++len;
+  i = scan_ulong(s,&u); if (!i) return 0; ip->d[3] = u; s += i; len += i;
+  return len;
+}
+
+unsigned int ip_scanbracket(s,ip)
+char *s;
+struct ip_address *ip;
+{
+  unsigned int len;
+ 
+  if (*s != '[') return 0;
+  len = ip_scan(s + 1,ip);
+  if (!len) return 0;
+  if (s[len + 1] != ']') return 0;
+  return len + 2;
+}
-- 
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