diff options
Diffstat (limited to 'protocol.h')
| -rw-r--r-- | protocol.h | 48 |
1 files changed, 25 insertions, 23 deletions
@@ -15,6 +15,8 @@ #error "Window size is limited by sizeof(header.body_size)" #endif +#define WARN_UNUSED_RESULT __attribute__((warn_unused_result)) + #define CRYPTO_BYTES_PREAUTH crypto_box_SEALBYTES #define CRYPTO_BYTES_POSTAUTH crypto_secretstream_xchacha20poly1305_ABYTES #define PLAIN_PACKET_HEADER_SIZE ((size_t)sizeof(struct protocol_header)) @@ -169,27 +171,27 @@ enum recv_return { * PDU receive functionality * *****************************/ -enum recv_return process_received(struct connection * const state, - uint8_t const * const buffer, - size_t * const buffer_size); +enum recv_return WARN_UNUSED_RESULT process_received(struct connection * const state, + uint8_t const * const buffer, + size_t * const buffer_size); /* The following functions have to be implemented in your application e.g. client/server. */ -extern enum recv_return protocol_request_client_auth(struct connection * const state, - struct protocol_header const * const buffer, - size_t * const processed); -extern enum recv_return protocol_request_server_helo(struct connection * const, - struct protocol_header const * const buffer, - size_t * const processed); -extern enum recv_return protocol_request_data(struct connection * const state, - struct protocol_header const * const buffer, - size_t * const processed); -extern enum recv_return protocol_request_ping(struct connection * const state, - struct protocol_header const * const buffer, - size_t * const processed); -extern enum recv_return protocol_request_pong(struct connection * const state, - struct protocol_header const * const buffer, - size_t * const processed); +extern enum recv_return WARN_UNUSED_RESULT protocol_request_client_auth(struct connection * const state, + struct protocol_header const * const buffer, + size_t * const processed); +extern enum recv_return WARN_UNUSED_RESULT protocol_request_server_helo(struct connection * const, + struct protocol_header const * const buffer, + size_t * const processed); +extern enum recv_return WARN_UNUSED_RESULT protocol_request_data(struct connection * const state, + struct protocol_header const * const buffer, + size_t * const processed); +extern enum recv_return WARN_UNUSED_RESULT protocol_request_ping(struct connection * const state, + struct protocol_header const * const buffer, + size_t * const processed); +extern enum recv_return WARN_UNUSED_RESULT protocol_request_pong(struct connection * const state, + struct protocol_header const * const buffer, + size_t * const processed); /************************** * PDU send functionality * @@ -214,14 +216,14 @@ void protocol_response_pong(unsigned char out[CRYPT_PACKET_SIZE_PONG], struct co * connection state functionality * **********************************/ -struct connection * new_connection_from_client(struct longterm_keypair const * const my_keypair); -struct connection * new_connection_to_server(struct longterm_keypair const * const my_keypair); +struct connection * WARN_UNUSED_RESULT new_connection_from_client(struct longterm_keypair const * const my_keypair); +struct connection * WARN_UNUSED_RESULT new_connection_to_server(struct longterm_keypair const * const my_keypair); /*********************** * timestamp functions * ***********************/ -double create_timestamp(void); -double to_timestamp(uint64_t time_in_secs, uint32_t nano_secs); -suseconds_t extract_nsecs(double time_in_secs); +double WARN_UNUSED_RESULT create_timestamp(void); +double WARN_UNUSED_RESULT to_timestamp(uint64_t time_in_secs, uint32_t nano_secs); +uint32_t WARN_UNUSED_RESULT extract_nsecs(double time_in_secs); #endif |