X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=net.h;h=8b706178e635fda2ba5ae00568730e36c87fac6a;hp=9b0c83bd608188470d9d39508a8286fcc9aaad8f;hb=4d5a9b90c3e9cbdff019776d05792beb57fbfa31;hpb=78200714a07173565ecff4adc8d12b87895017f3

diff --git a/net.h b/net.h
index 9b0c83bd..8b706178 100644
--- a/net.h
+++ b/net.h
@@ -1,8 +1,9 @@
 /*
- * Copyright (C) 2006-2007 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006-2009 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
+#include <stdbool.h>
 
 /** \file net.h exported symbols from net.c */
 
@@ -24,6 +25,43 @@
 #endif
 /** \endcond */
 
+
+/**
+ * Functions to parse and validate (parts of) URLs.
+ */
+extern char *parse_cidr(const char *cidr,
+			char *addr, ssize_t addrlen, int32_t *netmask);
+extern char *parse_url(const char *url,
+		       char *host, ssize_t hostlen, int32_t *port);
+/**
+ * Ensure that string conforms to the IPv4 address format.
+ *
+ * \param address The address string to check.
+ *
+ * \return 1 if \a address conforms to the IPv4 address format, else 0.
+ */
+_static_inline_ bool is_valid_ipv4_address(const char *address)
+{
+	struct in_addr test_it;
+
+	return inet_pton(AF_INET, address, &test_it) != 0;
+}
+
+/**
+ * Ensure that string conforms to IPv6 address format.
+ *
+ * \param address The address string to check.
+ *
+ * \return 1 if string has a valid IPv6 address syntax, 0 if not.
+ * \sa RFC 4291
+ */
+_static_inline_ bool is_valid_ipv6_address(const char *address)
+{
+	struct in6_addr test_it;
+
+	return inet_pton(AF_INET6, address, &test_it) != 0;
+}
+
 /**
  * Generic socket creation (passive and active sockets).
  */