diff options
Diffstat (limited to 'src/methods/generic_poly1305/generic_poly1305.c')
-rw-r--r-- | src/methods/generic_poly1305/generic_poly1305.c | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/src/methods/generic_poly1305/generic_poly1305.c b/src/methods/generic_poly1305/generic_poly1305.c index a8eb3d1..0e2641c 100644 --- a/src/methods/generic_poly1305/generic_poly1305.c +++ b/src/methods/generic_poly1305/generic_poly1305.c @@ -79,14 +79,14 @@ static void method_destroy(fastd_method_t *method) { free(method); } -static size_t method_key_length(fastd_context_t *ctx UNUSED, const fastd_method_t *method) { +static size_t method_key_length(const fastd_method_t *method) { return method->cipher_info->key_length; } -static fastd_method_session_state_t* method_session_init(fastd_context_t *ctx, const fastd_method_t *method, const uint8_t *secret, bool initiator) { +static fastd_method_session_state_t* method_session_init(const fastd_method_t *method, const uint8_t *secret, bool initiator) { fastd_method_session_state_t *session = malloc(sizeof(fastd_method_session_state_t)); - fastd_method_common_init(ctx, &session->common, initiator); + fastd_method_common_init(&session->common, initiator); session->method = method; session->cipher = fastd_cipher_get(session->method->cipher_info); session->cipher_state = session->cipher->init(secret); @@ -94,34 +94,34 @@ static fastd_method_session_state_t* method_session_init(fastd_context_t *ctx, c return session; } -static bool method_session_is_valid(fastd_context_t *ctx, fastd_method_session_state_t *session) { - return (session && fastd_method_session_common_is_valid(ctx, &session->common)); +static bool method_session_is_valid(fastd_method_session_state_t *session) { + return (session && fastd_method_session_common_is_valid(&session->common)); } -static bool method_session_is_initiator(fastd_context_t *ctx UNUSED, fastd_method_session_state_t *session) { +static bool method_session_is_initiator(fastd_method_session_state_t *session) { return fastd_method_session_common_is_initiator(&session->common); } -static bool method_session_want_refresh(fastd_context_t *ctx, fastd_method_session_state_t *session) { - return fastd_method_session_common_want_refresh(ctx, &session->common); +static bool method_session_want_refresh(fastd_method_session_state_t *session) { + return fastd_method_session_common_want_refresh(&session->common); } -static void method_session_superseded(fastd_context_t *ctx, fastd_method_session_state_t *session) { - fastd_method_session_common_superseded(ctx, &session->common); +static void method_session_superseded(fastd_method_session_state_t *session) { + fastd_method_session_common_superseded(&session->common); } -static void method_session_free(fastd_context_t *ctx UNUSED, fastd_method_session_state_t *session) { +static void method_session_free(fastd_method_session_state_t *session) { if (session) { session->cipher->free(session->cipher_state); free(session); } } -static bool method_encrypt(fastd_context_t *ctx, fastd_peer_t *peer UNUSED, fastd_method_session_state_t *session, fastd_buffer_t *out, fastd_buffer_t in) { - fastd_buffer_pull_head_zero(ctx, &in, KEYBYTES); +static bool method_encrypt(fastd_peer_t *peer UNUSED, fastd_method_session_state_t *session, fastd_buffer_t *out, fastd_buffer_t in) { + fastd_buffer_pull_head_zero(&in, KEYBYTES); size_t tail_len = alignto(in.len, sizeof(fastd_block128_t))-in.len; - *out = fastd_buffer_alloc(ctx, in.len, alignto(COMMON_HEADBYTES, 16), sizeof(fastd_block128_t)+tail_len); + *out = fastd_buffer_alloc(in.len, alignto(COMMON_HEADBYTES, 16), sizeof(fastd_block128_t)+tail_len); if (tail_len) memset(in.data+in.len, 0, tail_len); @@ -144,28 +144,28 @@ static bool method_encrypt(fastd_context_t *ctx, fastd_peer_t *peer UNUSED, fast crypto_onetimeauth_poly1305(tag, outblocks->b+KEYBYTES, in.len - KEYBYTES, outblocks->b); - fastd_buffer_push_head(ctx, out, KEYBYTES); - fastd_buffer_pull_head_from(ctx, out, tag, TAGBYTES); + fastd_buffer_push_head(out, KEYBYTES); + fastd_buffer_pull_head_from(out, tag, TAGBYTES); fastd_buffer_free(in); - fastd_method_put_common_header(ctx, out, session->common.send_nonce, 0); + fastd_method_put_common_header(out, session->common.send_nonce, 0); fastd_method_increment_nonce(&session->common); return true; } -static bool method_decrypt(fastd_context_t *ctx, fastd_peer_t *peer, fastd_method_session_state_t *session, fastd_buffer_t *out, fastd_buffer_t in) { +static bool method_decrypt(fastd_peer_t *peer, fastd_method_session_state_t *session, fastd_buffer_t *out, fastd_buffer_t in) { if (in.len < COMMON_HEADBYTES+TAGBYTES) return false; - if (!method_session_is_valid(ctx, session)) + if (!method_session_is_valid(session)) return false; uint8_t in_nonce[COMMON_NONCEBYTES]; uint8_t flags; int64_t age; - if (!fastd_method_handle_common_header(ctx, &session->common, &in, in_nonce, &flags, &age)) + if (!fastd_method_handle_common_header(&session->common, &in, in_nonce, &flags, &age)) return false; if (flags) @@ -175,11 +175,11 @@ static bool method_decrypt(fastd_context_t *ctx, fastd_peer_t *peer, fastd_metho fastd_method_expand_nonce(nonce, in_nonce, sizeof(nonce)); uint8_t tag[TAGBYTES] __attribute__((aligned(8))); - fastd_buffer_push_head_to(ctx, &in, tag, TAGBYTES); - fastd_buffer_pull_head_zero(ctx, &in, KEYBYTES); + fastd_buffer_push_head_to(&in, tag, TAGBYTES); + fastd_buffer_pull_head_zero(&in, KEYBYTES); size_t tail_len = alignto(in.len, sizeof(fastd_block128_t))-in.len; - *out = fastd_buffer_alloc(ctx, in.len, 0, tail_len); + *out = fastd_buffer_alloc(in.len, 0, tail_len); int n_blocks = block_count(in.len, sizeof(fastd_block128_t)); fastd_block128_t *inblocks = in.data; @@ -198,20 +198,20 @@ static bool method_decrypt(fastd_context_t *ctx, fastd_peer_t *peer, fastd_metho fastd_buffer_free(*out); /* restore input buffer */ - fastd_buffer_push_head(ctx, &in, KEYBYTES); - fastd_buffer_pull_head_from(ctx, &in, tag, TAGBYTES); - fastd_method_put_common_header(ctx, &in, in_nonce, 0); + fastd_buffer_push_head(&in, KEYBYTES); + fastd_buffer_pull_head_from(&in, tag, TAGBYTES); + fastd_method_put_common_header(&in, in_nonce, 0); return false; } fastd_buffer_free(in); - fastd_buffer_push_head(ctx, out, KEYBYTES); + fastd_buffer_push_head(out, KEYBYTES); - if (!fastd_method_reorder_check(ctx, peer, &session->common, in_nonce, age)) { + if (!fastd_method_reorder_check(peer, &session->common, in_nonce, age)) { fastd_buffer_free(*out); - *out = fastd_buffer_alloc(ctx, 0, 0, 0); + *out = fastd_buffer_alloc(0, 0, 0); } return true; |