X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=net.h;h=11b1708f4382f831b99a027db94fc92737fa0035;hp=7cfee2eb69d081fd545ba525916796774c9dd706;hb=e752cdeab213b329552e1eecd5687bca512217c5;hpb=00e4d4da1b2c00da139b09d3ed4ab9ad9fba2691

diff --git a/net.h b/net.h
index 7cfee2eb..11b1708f 100644
--- a/net.h
+++ b/net.h
@@ -3,6 +3,7 @@
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
+#include <stdbool.h>
 
 /** \file net.h exported symbols from net.c */
 
@@ -24,6 +25,41 @@
 #endif
 /** \endcond */
 
+
+/**
+ * Functions to parse and validate (parts of) URLs.
+ */
+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).
  */
@@ -61,6 +97,3 @@ int recv_pattern(int fd, const char *pattern, size_t bufsize);
 void enable_crypt(int fd, crypt_function *recv_f, crypt_function *send_f,
 	void *private_data);
 void disable_crypt(int fd);
-int create_udp_recv_socket(char *hostname, unsigned short port);
-int create_udp_send_socket(char *hostname, unsigned short port,
-		unsigned char ttl);