X-Git-Url: https://www.bearssl.org/gitweb//home/git/?p=BearSSL;a=blobdiff_plain;f=src%2Fssl%2Fssl_single_ec.c;fp=src%2Fssl%2Fssl_single_ec.c;h=0000000000000000000000000000000000000000;hp=4edaca3154ef6986627923260d8995952260b307;hb=e61ad42191511226309bad2cbde8cd9e8cc743cb;hpb=e9ce2f4e8c7c25b9cb18d5a3cfb4cdcb5d8f765f diff --git a/src/ssl/ssl_single_ec.c b/src/ssl/ssl_single_ec.c deleted file mode 100644 index 4edaca3..0000000 --- a/src/ssl/ssl_single_ec.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Copyright (c) 2016 Thomas Pornin - * - * Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sublicense, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice shall be - * included in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -#include "inner.h" - -static int -se_choose(const br_ssl_server_policy_class **pctx, - const br_ssl_server_context *cc, - br_ssl_server_choices *choices) -{ - br_ssl_server_policy_ec_context *pc; - const br_suite_translated *st; - size_t u, st_num; - int hash_id; - - pc = (br_ssl_server_policy_ec_context *)pctx; - st = br_ssl_server_get_client_suites(cc, &st_num); - hash_id = br_ssl_choose_hash(br_ssl_server_get_client_hashes(cc)); - if (cc->eng.session.version < BR_TLS12) { - hash_id = br_sha1_ID; - } - choices->chain = pc->chain; - choices->chain_len = pc->chain_len; - for (u = 0; u < st_num; u ++) { - unsigned tt; - - tt = st[u][1]; - switch (tt >> 12) { - case BR_SSLKEYX_ECDH_RSA: - if ((pc->allowed_usages & BR_KEYTYPE_KEYX) != 0 - && pc->cert_issuer_key_type == BR_KEYTYPE_RSA) - { - choices->cipher_suite = st[u][0]; - return 1; - } - break; - case BR_SSLKEYX_ECDH_ECDSA: - if ((pc->allowed_usages & BR_KEYTYPE_KEYX) != 0 - && pc->cert_issuer_key_type == BR_KEYTYPE_EC) - { - choices->cipher_suite = st[u][0]; - return 1; - } - break; - case BR_SSLKEYX_ECDHE_ECDSA: - if ((pc->allowed_usages & BR_KEYTYPE_SIGN) != 0 - && hash_id != 0) - { - choices->cipher_suite = st[u][0]; - choices->hash_id = hash_id; - return 1; - } - break; - } - } - return 0; -} - -static uint32_t -se_do_keyx(const br_ssl_server_policy_class **pctx, - unsigned char *data, size_t len) -{ - br_ssl_server_policy_ec_context *pc; - - pc = (br_ssl_server_policy_ec_context *)pctx; - return pc->iec->mul(data, len, pc->sk->x, pc->sk->xlen, pc->sk->curve); -} - -static size_t -se_do_sign(const br_ssl_server_policy_class **pctx, - int hash_id, size_t hv_len, unsigned char *data, size_t len) -{ - br_ssl_server_policy_ec_context *pc; - unsigned char hv[64]; - const br_hash_class *hc; - - pc = (br_ssl_server_policy_ec_context *)pctx; - hc = br_multihash_getimpl(pc->mhash, hash_id); - if (hc == NULL) { - return 0; - } - memcpy(hv, data, hv_len); - if (len < 139) { - return 0; - } - return pc->iecdsa(pc->iec, hc, hv, pc->sk, data); -} - -static const br_ssl_server_policy_class se_policy_vtable = { - sizeof(br_ssl_server_policy_ec_context), - se_choose, - se_do_keyx, - se_do_sign -}; - -/* see bearssl_ssl.h */ -void -br_ssl_server_set_single_ec(br_ssl_server_context *cc, - const br_x509_certificate *chain, size_t chain_len, - const br_ec_private_key *sk, unsigned allowed_usages, - unsigned cert_issuer_key_type, - const br_ec_impl *iec, br_ecdsa_sign iecdsa) -{ - cc->chain_handler.single_ec.vtable = &se_policy_vtable; - cc->chain_handler.single_ec.chain = chain; - cc->chain_handler.single_ec.chain_len = chain_len; - cc->chain_handler.single_ec.sk = sk; - cc->chain_handler.single_ec.allowed_usages = allowed_usages; - cc->chain_handler.single_ec.cert_issuer_key_type = cert_issuer_key_type; - cc->chain_handler.single_ec.mhash = &cc->eng.mhash; - cc->chain_handler.single_ec.iec = iec; - cc->chain_handler.single_ec.iecdsa = iecdsa; - cc->policy_vtable = &cc->chain_handler.single_ec.vtable; -}