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Current Path: /usr/src/contrib/bearssl/src/ssl

usr / src / contrib / bearssl / src / ssl /

📁 ..
📄 prf.c(2.24 KB)
📄 prf_md5sha1.c(1.59 KB)
📄 prf_sha256.c(1.43 KB)
📄 prf_sha384.c(1.43 KB)
📄 ssl_ccert_single_ec.c(4.41 KB)
📄 ssl_ccert_single_rsa.c(4.09 KB)
📄 ssl_client.c(2.44 KB)
📄 ssl_client_default_rsapub.c(1.29 KB)
📄 ssl_client_full.c(6.22 KB)
📄 ssl_engine.c(40.71 KB)
📄 ssl_engine_default_aescbc.c(2.01 KB)
📄 ssl_engine_default_aesccm.c(2.12 KB)
📄 ssl_engine_default_aesgcm.c(2.49 KB)
📄 ssl_engine_default_chapol.c(1.9 KB)
📄 ssl_engine_default_descbc.c(1.4 KB)
📄 ssl_engine_default_ec.c(1.34 KB)
📄 ssl_engine_default_ecdsa.c(1.45 KB)
📄 ssl_engine_default_rsavrfy.c(1.3 KB)
📄 ssl_hashes.c(1.43 KB)
📄 ssl_hs_client.c(51.57 KB)
📄 ssl_hs_client.t0(34.04 KB)
📄 ssl_hs_common.t0(39.41 KB)
📄 ssl_hs_server.c(53.74 KB)
📄 ssl_hs_server.t0(40.7 KB)
📄 ssl_io.c(6.4 KB)
📄 ssl_keyexport.c(2.73 KB)
📄 ssl_lru.c(14.86 KB)
📄 ssl_rec_cbc.c(12.46 KB)
📄 ssl_rec_ccm.c(5.54 KB)
📄 ssl_rec_chapol.c(4.62 KB)
📄 ssl_rec_gcm.c(6.32 KB)
📄 ssl_scert_single_ec.c(4.17 KB)
📄 ssl_scert_single_rsa.c(4.54 KB)
📄 ssl_server.c(1.81 KB)
📄 ssl_server_full_ec.c(4.82 KB)
📄 ssl_server_full_rsa.c(4.17 KB)
📄 ssl_server_mine2c.c(2.25 KB)
📄 ssl_server_mine2g.c(2.25 KB)
📄 ssl_server_minf2c.c(2.27 KB)
📄 ssl_server_minf2g.c(2.26 KB)
📄 ssl_server_minr2g.c(2.14 KB)
📄 ssl_server_minu2g.c(2.16 KB)
📄 ssl_server_minv2g.c(2.16 KB)

Editing: ssl_keyexport.c

/*
 * Copyright (c) 2017 Thomas Pornin <pornin@bolet.org>
 *
 * 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"

/*
 * Supported cipher suites that use SHA-384 for the PRF when selected
 * for TLS 1.2. All other cipher suites are deemed to use SHA-256.
 */
static const uint16_t suites_sha384[] = {
	BR_TLS_RSA_WITH_AES_256_GCM_SHA384,
	BR_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384,
	BR_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384,
	BR_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384,
	BR_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384,
	BR_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
	BR_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384,
	BR_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
	BR_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384
};

/* see bearssl_ssl.h */
int
br_ssl_key_export(br_ssl_engine_context *cc,
	void *dst, size_t len, const char *label,
	const void *context, size_t context_len)
{
	br_tls_prf_seed_chunk chunks[4];
	br_tls_prf_impl iprf;
	size_t num_chunks, u;
	unsigned char tmp[2];
	int prf_id;

if (cc->application_data != 1) {
		return 0;
	}
	chunks[0].data = cc->client_random;
	chunks[0].len = sizeof cc->client_random;
	chunks[1].data = cc->server_random;
	chunks[1].len = sizeof cc->server_random;
	if (context != NULL) {
		br_enc16be(tmp, (unsigned)context_len);
		chunks[2].data = tmp;
		chunks[2].len = 2;
		chunks[3].data = context;
		chunks[3].len = context_len;
		num_chunks = 4;
	} else {
		num_chunks = 2;
	}
	prf_id = BR_SSLPRF_SHA256;
	for (u = 0; u < (sizeof suites_sha384) / sizeof(uint16_t); u ++) {
		if (suites_sha384[u] == cc->session.cipher_suite) {
			prf_id = BR_SSLPRF_SHA384;
		}
	}
	iprf = br_ssl_engine_get_PRF(cc, prf_id);
	iprf(dst, len,
		cc->session.master_secret, sizeof cc->session.master_secret,
		label, num_chunks, chunks);
	return 1;
}

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Editing: ssl_keyexport.c

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