Lines Matching refs:prot
136 static int padding_length(struct tls_prot_info *prot, struct sk_buff *skb) in padding_length() argument
143 if (prot->version == TLS_1_3_VERSION) { in padding_length()
149 if (back > rxm->full_len - prot->prepend_size) in padding_length()
173 struct tls_prot_info *prot; in tls_decrypt_done() local
182 prot = &tls_ctx->prot_info; in tls_decrypt_done()
195 pad = padding_length(prot, skb); in tls_decrypt_done()
201 rxm->offset += prot->prepend_size; in tls_decrypt_done()
202 rxm->full_len -= prot->overhead_size; in tls_decrypt_done()
242 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_do_decryption() local
247 aead_request_set_ad(aead_req, prot->aad_size); in tls_do_decryption()
249 data_len + prot->tag_size, in tls_do_decryption()
287 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_trim_both_msgs() local
293 target_size += prot->overhead_size; in tls_trim_both_msgs()
310 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_clone_plaintext_msg() local
326 skip = prot->prepend_size + msg_pl->sg.size; in tls_clone_plaintext_msg()
334 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_get_rec() local
353 sg_set_buf(&rec->sg_aead_in[0], rec->aad_space, prot->aad_size); in tls_get_rec()
357 sg_set_buf(&rec->sg_aead_out[0], rec->aad_space, prot->aad_size); in tls_get_rec()
446 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_encrypt_done() local
458 sge->offset -= prot->prepend_size; in tls_encrypt_done()
459 sge->length += prot->prepend_size; in tls_encrypt_done()
508 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_do_encryption() local
515 if (prot->cipher_type == TLS_CIPHER_AES_CCM_128) { in tls_do_encryption()
521 prot->iv_size + prot->salt_size); in tls_do_encryption()
523 xor_iv_with_seq(prot, rec->iv_data + iv_offset, tls_ctx->tx.rec_seq); in tls_do_encryption()
525 sge->offset += prot->prepend_size; in tls_do_encryption()
526 sge->length -= prot->prepend_size; in tls_do_encryption()
531 aead_request_set_ad(aead_req, prot->aad_size); in tls_do_encryption()
546 sge->offset -= prot->prepend_size; in tls_do_encryption()
547 sge->length += prot->prepend_size; in tls_do_encryption()
559 tls_advance_record_sn(sk, prot, &tls_ctx->tx); in tls_do_encryption()
685 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_push_record() local
704 prot->overhead_size > msg_en->sg.size) || in tls_push_record()
707 prot->overhead_size > msg_en->sg.size))) { in tls_push_record()
713 split_point, prot->overhead_size, in tls_push_record()
729 prot->overhead_size); in tls_push_record()
739 if (prot->version == TLS_1_3_VERSION) { in tls_push_record()
765 tls_make_aad(rec->aad_space, msg_pl->sg.size + prot->tail_size, in tls_push_record()
766 tls_ctx->tx.rec_seq, record_type, prot); in tls_push_record()
771 msg_pl->sg.size + prot->tail_size, in tls_push_record()
777 msg_pl->sg.size + prot->tail_size, i); in tls_push_record()
791 sk_msg_trim(sk, msg_en, msg_pl->sg.size + prot->overhead_size); in tls_push_record()
935 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_sw_sendmsg() local
1001 prot->overhead_size; in tls_sw_sendmsg()
1069 msg_pl->sg.size + prot->overhead_size); in tls_sw_sendmsg()
1163 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_sw_do_sendpage() local
1205 required_size = msg_pl->sg.size + copy + prot->overhead_size; in tls_sw_do_sendpage()
1427 struct tls_prot_info *prot = &tls_ctx->prot_info; in decrypt_internal() local
1436 const int data_len = rxm->full_len - prot->overhead_size + in decrypt_internal()
1437 prot->tail_size; in decrypt_internal()
1445 n_sgin = skb_nsg(skb, rxm->offset + prot->prepend_size, in decrypt_internal()
1446 rxm->full_len - prot->prepend_size); in decrypt_internal()
1463 mem_size = mem_size + prot->aad_size; in decrypt_internal()
1479 iv = aad + prot->aad_size; in decrypt_internal()
1482 if (prot->cipher_type == TLS_CIPHER_AES_CCM_128) { in decrypt_internal()
1489 iv + iv_offset + prot->salt_size, in decrypt_internal()
1490 prot->iv_size); in decrypt_internal()
1495 if (prot->version == TLS_1_3_VERSION || in decrypt_internal()
1496 prot->cipher_type == TLS_CIPHER_CHACHA20_POLY1305) in decrypt_internal()
1498 prot->iv_size + prot->salt_size); in decrypt_internal()
1500 memcpy(iv + iv_offset, tls_ctx->rx.iv, prot->salt_size); in decrypt_internal()
1502 xor_iv_with_seq(prot, iv + iv_offset, tls_ctx->rx.rec_seq); in decrypt_internal()
1505 tls_make_aad(aad, rxm->full_len - prot->overhead_size + in decrypt_internal()
1506 prot->tail_size, in decrypt_internal()
1507 tls_ctx->rx.rec_seq, tlm->control, prot); in decrypt_internal()
1511 sg_set_buf(&sgin[0], aad, prot->aad_size); in decrypt_internal()
1513 rxm->offset + prot->prepend_size, in decrypt_internal()
1514 rxm->full_len - prot->prepend_size); in decrypt_internal()
1523 sg_set_buf(&sgout[0], aad, prot->aad_size); in decrypt_internal()
1561 struct tls_prot_info *prot = &tls_ctx->prot_info; in decrypt_skb_update() local
1594 pad = padding_length(prot, skb); in decrypt_skb_update()
1599 rxm->offset += prot->prepend_size; in decrypt_skb_update()
1600 rxm->full_len -= prot->overhead_size; in decrypt_skb_update()
1603 tls_advance_record_sn(sk, prot, &tls_ctx->rx); in decrypt_skb_update()
1757 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_sw_recvmsg() local
1820 to_decrypt = rxm->full_len - prot->overhead_size; in tls_sw_recvmsg()
1824 prot->version != TLS_1_3_VERSION && in tls_sw_recvmsg()
2053 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_read_size() local
2062 if (rxm->offset + prot->prepend_size > skb->len) in tls_read_size()
2066 if (WARN_ON(prot->prepend_size > sizeof(header))) { in tls_read_size()
2072 ret = skb_copy_bits(skb, rxm->offset, header, prot->prepend_size); in tls_read_size()
2081 cipher_overhead = prot->tag_size; in tls_read_size()
2082 if (prot->version != TLS_1_3_VERSION && in tls_read_size()
2083 prot->cipher_type != TLS_CIPHER_CHACHA20_POLY1305) in tls_read_size()
2084 cipher_overhead += prot->iv_size; in tls_read_size()
2087 prot->tail_size) { in tls_read_size()
2307 struct tls_prot_info *prot = &tls_ctx->prot_info; in tls_set_sw_offload() local
2454 prot->aad_size = TLS_HEADER_SIZE; in tls_set_sw_offload()
2455 prot->tail_size = 1; in tls_set_sw_offload()
2457 prot->aad_size = TLS_AAD_SPACE_SIZE; in tls_set_sw_offload()
2458 prot->tail_size = 0; in tls_set_sw_offload()
2461 prot->version = crypto_info->version; in tls_set_sw_offload()
2462 prot->cipher_type = crypto_info->cipher_type; in tls_set_sw_offload()
2463 prot->prepend_size = TLS_HEADER_SIZE + nonce_size; in tls_set_sw_offload()
2464 prot->tag_size = tag_size; in tls_set_sw_offload()
2465 prot->overhead_size = prot->prepend_size + in tls_set_sw_offload()
2466 prot->tag_size + prot->tail_size; in tls_set_sw_offload()
2467 prot->iv_size = iv_size; in tls_set_sw_offload()
2468 prot->salt_size = salt_size; in tls_set_sw_offload()
2475 prot->rec_seq_size = rec_seq_size; in tls_set_sw_offload()
2500 rc = crypto_aead_setauthsize(*aead, prot->tag_size); in tls_set_sw_offload()