/* inet_pton.c -- convert IPv4 and IPv6 addresses from text to binary form
- Copyright (C) 2006, 2008-2011 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2008-2013 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
/* Specification. */
#include <arpa/inet.h>
-#include <c-ctype.h>
-#include <string.h>
-#include <errno.h>
+#if HAVE_DECL_INET_PTON
-#define NS_INADDRSZ 4
-#define NS_IN6ADDRSZ 16
-#define NS_INT16SZ 2
+# undef inet_pton
+
+int
+rpl_inet_pton (int af, const char *restrict src, void *restrict dst)
+{
+ return inet_pton (af, src, dst);
+}
+
+#else
+
+# include <c-ctype.h>
+# include <string.h>
+# include <errno.h>
+
+# define NS_INADDRSZ 4
+# define NS_IN6ADDRSZ 16
+# define NS_INT16SZ 2
/*
* WARNING: Don't even consider trying to compile this on a system where
*/
static int inet_pton4 (const char *src, unsigned char *dst);
-#if HAVE_IPV6
+# if HAVE_IPV6
static int inet_pton6 (const char *src, unsigned char *dst);
-#endif
+# endif
/* int
* inet_pton(af, src, dst)
* to network format (which is usually some kind of binary format).
* return:
* 1 if the address was valid for the specified address family
- * 0 if the address wasn't valid (`dst' is untouched in this case)
- * -1 if some other error occurred (`dst' is untouched in this case, too)
+ * 0 if the address wasn't valid ('dst' is untouched in this case)
+ * -1 if some other error occurred ('dst' is untouched in this case, too)
* author:
* Paul Vixie, 1996.
*/
case AF_INET:
return (inet_pton4 (src, dst));
-#if HAVE_IPV6
+# if HAVE_IPV6
case AF_INET6:
return (inet_pton6 (src, dst));
-#endif
+# endif
default:
errno = EAFNOSUPPORT;
* like inet_aton() but without all the hexadecimal, octal (with the
* exception of 0) and shorthand.
* return:
- * 1 if `src' is a valid dotted quad, else 0.
+ * 1 if 'src' is a valid dotted quad, else 0.
* notice:
- * does not touch `dst' unless it's returning 1.
+ * does not touch 'dst' unless it's returning 1.
* author:
* Paul Vixie, 1996.
*/
return (1);
}
-#if HAVE_IPV6
+# if HAVE_IPV6
/* int
* inet_pton6(src, dst)
* convert presentation level address to network order binary form.
* return:
- * 1 if `src' is a valid [RFC1884 2.2] address, else 0.
+ * 1 if 'src' is a valid [RFC1884 2.2] address, else 0.
* notice:
- * (1) does not touch `dst' unless it's returning 1.
+ * (1) does not touch 'dst' unless it's returning 1.
* (2) :: in a full address is silently ignored.
* credit:
* inspired by Mark Andrews.
memcpy (dst, tmp, NS_IN6ADDRSZ);
return (1);
}
+
+# endif
+
#endif