diff options
Diffstat (limited to 'src/libcharon/network/socket.h')
| -rw-r--r-- | src/libcharon/network/socket.h | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/src/libcharon/network/socket.h b/src/libcharon/network/socket.h index f6c8a8660..e3cda3bea 100644 --- a/src/libcharon/network/socket.h +++ b/src/libcharon/network/socket.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2006-2012 Tobias Brunner + * Copyright (C) 2006-2013 Tobias Brunner * Copyright (C) 2005-2010 Martin Willi * Copyright (C) 2006 Daniel Roethlisberger * Copyright (C) 2005 Jan Hutter @@ -25,6 +25,7 @@ #define SOCKET_H_ typedef struct socket_t socket_t; +typedef enum socket_family_t socket_family_t; #include <library.h> #include <networking/packet.h> @@ -37,6 +38,31 @@ typedef struct socket_t socket_t; typedef socket_t *(*socket_constructor_t)(); /** + * Address families supported by socket implementations. + */ +enum socket_family_t { + /** + * No address families supported + */ + SOCKET_FAMILY_NONE = 0, + + /** + * IPv4 + */ + SOCKET_FAMILY_IPV4 = (1 << 0), + + /** + * IPv6 + */ + SOCKET_FAMILY_IPV6 = (1 << 1), + + /** + * Both address families supported + */ + SOCKET_FAMILY_BOTH = (1 << 2) - 1, +}; + +/** * Socket interface definition. */ struct socket_t { @@ -52,7 +78,7 @@ struct socket_t { * - SUCCESS when packet successfully received * - FAILED when unable to receive */ - status_t (*receive) (socket_t *this, packet_t **packet); + status_t (*receive)(socket_t *this, packet_t **packet); /** * Send a packet. @@ -65,7 +91,7 @@ struct socket_t { * - SUCCESS when packet successfully sent * - FAILED when unable to send */ - status_t (*send) (socket_t *this, packet_t *packet); + status_t (*send)(socket_t *this, packet_t *packet); /** * Get the port this socket is listening on. @@ -73,12 +99,19 @@ struct socket_t { * @param nat_t TRUE to get the port used to float in case of NAT-T * @return the port */ - u_int16_t (*get_port) (socket_t *this, bool nat_t); + u_int16_t (*get_port)(socket_t *this, bool nat_t); + + /** + * Get the address families this socket is listening on. + * + * @return supported families + */ + socket_family_t (*supported_families)(socket_t *this); /** * Destroy a socket implementation. */ - void (*destroy) (socket_t *this); + void (*destroy)(socket_t *this); }; /** |