Put IPv4-specific parts inside the ACL subsystem

[paraslash.git] / net.h

diff --git a/net.h b/net.h
index 7cfee2eb69d081fd545ba525916796774c9dd706..8ec9fa52b9e4a05d259a820e82de56a584351ead 100644 (file)
--- 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 +25,20 @@
 #endif
 /** \endcond */
 
+/**
+ * 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;
+}
+
 /**
  * Generic socket creation (passive and active sockets).
  */
@@ -61,6 +76,3 @@ 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);