diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/fastd.h | 16 | ||||
| -rw-r--r-- | src/receive.c | 9 | ||||
| -rw-r--r-- | src/send.c | 9 |
3 files changed, 18 insertions, 16 deletions
diff --git a/src/fastd.h b/src/fastd.h index 93788bd..8af0556 100644 --- a/src/fastd.h +++ b/src/fastd.h @@ -395,6 +395,22 @@ static inline size_t fastd_max_payload(void) { } } + +/** Returns the source address of an ethernet packet */ +static inline fastd_eth_addr_t fastd_buffer_source_address(const fastd_buffer_t buffer) { + fastd_eth_addr_t ret; + memcpy(&ret, buffer.data+offsetof(struct ethhdr, h_source), ETH_ALEN); + return ret; +} + +/** Returns the destination address of an ethernet packet */ +static inline fastd_eth_addr_t fastd_buffer_dest_address(const fastd_buffer_t buffer) { + fastd_eth_addr_t ret; + memcpy(&ret, buffer.data+offsetof(struct ethhdr, h_dest), ETH_ALEN); + return ret; +} + + /** Checks if a fastd_peer_address_t is an IPv6 link-local address */ static inline bool fastd_peer_address_is_v6_ll(const fastd_peer_address_t *addr) { return (addr->sa.sa_family == AF_INET6 && IN6_IS_ADDR_LINKLOCAL(&addr->in6.sin6_addr)); diff --git a/src/receive.c b/src/receive.c index e2a996b..0b6f5af 100644 --- a/src/receive.c +++ b/src/receive.c @@ -245,13 +245,6 @@ void fastd_receive(fastd_socket_t *sock) { handle_socket_receive(sock, &local_addr, &recvaddr, buffer); } -/** Returns the source address of an ethernet packet */ -static inline fastd_eth_addr_t get_source_address(const fastd_buffer_t buffer) { - fastd_eth_addr_t ret; - memcpy(&ret, buffer.data+offsetof(struct ethhdr, h_source), ETH_ALEN); - return ret; -} - /** Handles a received and decrypted payload packet */ void fastd_handle_receive(fastd_peer_t *peer, fastd_buffer_t buffer, bool reordered) { if (conf.mode == MODE_TAP) { @@ -261,7 +254,7 @@ void fastd_handle_receive(fastd_peer_t *peer, fastd_buffer_t buffer, bool reorde return; } - fastd_eth_addr_t src_addr = get_source_address(buffer); + fastd_eth_addr_t src_addr = fastd_buffer_source_address(buffer); if (fastd_eth_addr_is_unicast(src_addr)) fastd_peer_eth_addr_add(peer, src_addr); @@ -195,13 +195,6 @@ static inline void send_all(fastd_buffer_t buffer, fastd_peer_t *source) { fastd_buffer_free(buffer); } -/** Returns the destination address of an ethernet packet */ -static inline fastd_eth_addr_t get_dest_address(const fastd_buffer_t buffer) { - fastd_eth_addr_t ret; - memcpy(&ret, buffer.data+offsetof(struct ethhdr, h_dest), ETH_ALEN); - return ret; -} - /** Handles sending of a payload packet to a single peer in TAP mode */ static inline bool send_data_tap_single(fastd_buffer_t buffer, fastd_peer_t *source) { if (conf.mode != MODE_TAP) @@ -213,7 +206,7 @@ static inline bool send_data_tap_single(fastd_buffer_t buffer, fastd_peer_t *sou return true; } - fastd_eth_addr_t dest_addr = get_dest_address(buffer); + fastd_eth_addr_t dest_addr = fastd_buffer_dest_address(buffer); if (!fastd_eth_addr_is_unicast(dest_addr)) return false; |