/*
* Copyright (c) 2016 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 "brssl.h"
#include "bearssl.h"
/* see brssl.h */
const protocol_version protocol_versions[] = {
{ "tls10", BR_TLS10, "TLS 1.0" },
{ "tls11", BR_TLS11, "TLS 1.1" },
{ "tls12", BR_TLS12, "TLS 1.2" },
{ NULL, 0, NULL }
};
/* see brssl.h */
const hash_function hash_functions[] = {
{ "md5", &br_md5_vtable, "MD5" },
{ "sha1", &br_sha1_vtable, "SHA-1" },
{ "sha224", &br_sha224_vtable, "SHA-224" },
{ "sha256", &br_sha256_vtable, "SHA-256" },
{ "sha384", &br_sha384_vtable, "SHA-384" },
{ "sha512", &br_sha512_vtable, "SHA-512" },
{ NULL, 0, NULL }
};
/* see brssl.h */
const cipher_suite cipher_suites[] = {
{
"ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256",
BR_TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256,
REQ_ECDHE_ECDSA | REQ_CHAPOL | REQ_SHA256 | REQ_TLS12,
"ECDHE with ECDSA, ChaCha20+Poly1305 encryption (TLS 1.2+)"
},
{
"ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256",
BR_TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256,
REQ_ECDHE_RSA | REQ_CHAPOL | REQ_SHA256 | REQ_TLS12,
"ECDHE with RSA, ChaCha20+Poly1305 encryption (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_128_GCM_SHA256",
BR_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
REQ_ECDHE_ECDSA | REQ_AESGCM | REQ_SHA256 | REQ_TLS12,
"ECDHE with ECDSA, AES-128/GCM encryption (TLS 1.2+)"
},
{
"ECDHE_RSA_WITH_AES_128_GCM_SHA256",
BR_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
REQ_ECDHE_RSA | REQ_AESGCM | REQ_SHA256 | REQ_TLS12,
"ECDHE with RSA, AES-128/GCM encryption (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_256_GCM_SHA384",
BR_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
REQ_ECDHE_ECDSA | REQ_AESGCM | REQ_SHA384 | REQ_TLS12,
"ECDHE with ECDSA, AES-256/GCM encryption (TLS 1.2+)"
},
{
"ECDHE_RSA_WITH_AES_256_GCM_SHA384",
BR_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
REQ_ECDHE_RSA | REQ_AESGCM | REQ_SHA384 | REQ_TLS12,
"ECDHE with RSA, AES-256/GCM encryption (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_128_CCM",
BR_TLS_ECDHE_ECDSA_WITH_AES_128_CCM,
REQ_ECDHE_ECDSA | REQ_AESCCM | REQ_SHA256 | REQ_TLS12,
"ECDHE with ECDSA, AES-128/CCM encryption (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_256_CCM",
BR_TLS_ECDHE_ECDSA_WITH_AES_256_CCM,
REQ_ECDHE_ECDSA | REQ_AESCCM | REQ_SHA256 | REQ_TLS12,
"ECDHE with ECDSA, AES-256/CCM encryption (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_128_CCM_8",
BR_TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8,
REQ_ECDHE_ECDSA | REQ_AESCCM | REQ_SHA256 | REQ_TLS12,
"ECDHE with ECDSA, AES-128/CCM_8 encryption (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_256_CCM_8",
BR_TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8,
REQ_ECDHE_ECDSA | REQ_AESCCM | REQ_SHA256 | REQ_TLS12,
"ECDHE with ECDSA, AES-256/CCM_8 encryption (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_128_CBC_SHA256",
BR_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256,
REQ_ECDHE_ECDSA | REQ_AESCBC | REQ_SHA256 | REQ_TLS12,
"ECDHE with ECDSA, AES-128/CBC + SHA-256 (TLS 1.2+)"
},
{
"ECDHE_RSA_WITH_AES_128_CBC_SHA256",
BR_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,
REQ_ECDHE_RSA | REQ_AESCBC | REQ_SHA256 | REQ_TLS12,
"ECDHE with RSA, AES-128/CBC + SHA-256 (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_256_CBC_SHA384",
BR_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384,
REQ_ECDHE_ECDSA | REQ_AESCBC | REQ_SHA384 | REQ_TLS12,
"ECDHE with ECDSA, AES-256/CBC + SHA-384 (TLS 1.2+)"
},
{
"ECDHE_RSA_WITH_AES_256_CBC_SHA384",
BR_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384,
REQ_ECDHE_RSA | REQ_AESCBC | REQ_SHA384 | REQ_TLS12,
"ECDHE with RSA, AES-256/CBC + SHA-384 (TLS 1.2+)"
},
{
"ECDHE_ECDSA_WITH_AES_128_CBC_SHA",
BR_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
REQ_ECDHE_ECDSA | REQ_AESCBC | REQ_SHA1,
"ECDHE with ECDSA, AES-128/CBC + SHA-1"
},
{
"ECDHE_RSA_WITH_AES_128_CBC_SHA",
BR_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
REQ_ECDHE_RSA | REQ_AESCBC | REQ_SHA1,
"ECDHE with RSA, AES-128/CBC + SHA-1"
},
{
"ECDHE_ECDSA_WITH_AES_256_CBC_SHA",
BR_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
REQ_ECDHE_ECDSA | REQ_AESCBC | REQ_SHA1,
"ECDHE with ECDSA, AES-256/CBC + SHA-1"
},
{
"ECDHE_RSA_WITH_AES_256_CBC_SHA",
BR_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
REQ_ECDHE_RSA | REQ_AESCBC | REQ_SHA1,
"ECDHE with RSA, AES-256/CBC + SHA-1"
},
{
"ECDH_ECDSA_WITH_AES_128_GCM_SHA256",
BR_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256,
REQ_ECDH | REQ_AESGCM | REQ_SHA256 | REQ_TLS12,
"ECDH key exchange (EC cert), AES-128/GCM (TLS 1.2+)"
},
{
"ECDH_RSA_WITH_AES_128_GCM_SHA256",
BR_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256,
REQ_ECDH | REQ_AESGCM | REQ_SHA256 | REQ_TLS12,
"ECDH key exchange (RSA cert), AES-128/GCM (TLS 1.2+)"
},
{
"ECDH_ECDSA_WITH_AES_256_GCM_SHA384",
BR_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384,
REQ_ECDH | REQ_AESGCM | REQ_SHA384 | REQ_TLS12,
"ECDH key exchange (EC cert), AES-256/GCM (TLS 1.2+)"
},
{
"ECDH_RSA_WITH_AES_256_GCM_SHA384",
BR_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384,
REQ_ECDH | REQ_AESGCM | REQ_SHA384 | REQ_TLS12,
"ECDH key exchange (RSA cert), AES-256/GCM (TLS 1.2+)"
},
{
"ECDH_ECDSA_WITH_AES_128_CBC_SHA256",
BR_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256,
REQ_ECDH | REQ_AESCBC | REQ_SHA256 | REQ_TLS12,
"ECDH key exchange (EC cert), AES-128/CBC + HMAC/SHA-256 (TLS 1.2+)"
},
{
"ECDH_RSA_WITH_AES_128_CBC_SHA256",
BR_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256,
REQ_ECDH | REQ_AESCBC | REQ_SHA256 | REQ_TLS12,
"ECDH key exchange (RSA cert), AES-128/CBC + HMAC/SHA-256 (TLS 1.2+)"
},
{
"ECDH_ECDSA_WITH_AES_256_CBC_SHA384",
BR_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384,
REQ_ECDH | REQ_AESCBC | REQ_SHA384 | REQ_TLS12,
"ECDH key exchange (EC cert), AES-256/CBC + HMAC/SHA-384 (TLS 1.2+)"
},
{
"ECDH_RSA_WITH_AES_256_CBC_SHA384",
BR_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384,
REQ_ECDH | REQ_AESCBC | REQ_SHA384 | REQ_TLS12,
"ECDH key exchange (RSA cert), AES-256/CBC + HMAC/SHA-384 (TLS 1.2+)"
},
{
"ECDH_ECDSA_WITH_AES_128_CBC_SHA",
BR_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA,
REQ_ECDH | REQ_AESCBC | REQ_SHA1,
"ECDH key exchange (EC cert), AES-128/CBC + HMAC/SHA-1"
},
{
"ECDH_RSA_WITH_AES_128_CBC_SHA",
BR_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA,
REQ_ECDH | REQ_AESCBC | REQ_SHA1,
"ECDH key exchange (RSA cert), AES-128/CBC + HMAC/SHA-1"
},
{
"ECDH_ECDSA_WITH_AES_256_CBC_SHA",
BR_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA,
REQ_ECDH | REQ_AESCBC | REQ_SHA1,
"ECDH key exchange (EC cert), AES-256/CBC + HMAC/SHA-1"
},
{
"ECDH_RSA_WITH_AES_256_CBC_SHA",
BR_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA,
REQ_ECDH | REQ_AESCBC | REQ_SHA1,
"ECDH key exchange (RSA cert), AES-256/CBC + HMAC/SHA-1"
},
{
"RSA_WITH_AES_128_GCM_SHA256",
BR_TLS_RSA_WITH_AES_128_GCM_SHA256,
REQ_RSAKEYX | REQ_AESGCM | REQ_SHA256 | REQ_TLS12,
"RSA key exchange, AES-128/GCM encryption (TLS 1.2+)"
},
{
"RSA_WITH_AES_256_GCM_SHA384",
BR_TLS_RSA_WITH_AES_256_GCM_SHA384,
REQ_RSAKEYX | REQ_AESGCM | REQ_SHA384 | REQ_TLS12,
"RSA key exchange, AES-256/GCM encryption (TLS 1.2+)"
},
{
"RSA_WITH_AES_128_CCM",
BR_TLS_RSA_WITH_AES_128_CCM,
REQ_RSAKEYX | REQ_AESCCM | REQ_SHA256 | REQ_TLS12,
"RSA key exchange, AES-128/CCM encryption (TLS 1.2+)"
},
{
"RSA_WITH_AES_256_CCM",
BR_TLS_RSA_WITH_AES_256_CCM,
REQ_RSAKEYX | REQ_AESCCM | REQ_SHA256 | REQ_TLS12,
"RSA key exchange, AES-256/CCM encryption (TLS 1.2+)"
},
{
"RSA_WITH_AES_128_CCM_8",
BR_TLS_RSA_WITH_AES_128_CCM_8,
REQ_RSAKEYX | REQ_AESCCM | REQ_SHA256 | REQ_TLS12,
"RSA key exchange, AES-128/CCM_8 encryption (TLS 1.2+)"
},
{
"RSA_WITH_AES_256_CCM_8",
BR_TLS_RSA_WITH_AES_256_CCM_8,
REQ_RSAKEYX | REQ_AESCCM | REQ_SHA256 | REQ_TLS12,
"RSA key exchange, AES-256/CCM_8 encryption (TLS 1.2+)"
},
{
"RSA_WITH_AES_128_CBC_SHA256",
BR_TLS_RSA_WITH_AES_128_CBC_SHA256,
REQ_RSAKEYX | REQ_AESCBC | REQ_SHA256 | REQ_TLS12,
"RSA key exchange, AES-128/CBC + HMAC/SHA-256 (TLS 1.2+)"
},
{
"RSA_WITH_AES_256_CBC_SHA256",
BR_TLS_RSA_WITH_AES_256_CBC_SHA256,
REQ_RSAKEYX | REQ_AESCBC | REQ_SHA256 | REQ_TLS12,
"RSA key exchange, AES-256/CBC + HMAC/SHA-256 (TLS 1.2+)"
},
{
"RSA_WITH_AES_128_CBC_SHA",
BR_TLS_RSA_WITH_AES_128_CBC_SHA,
REQ_RSAKEYX | REQ_AESCBC | REQ_SHA1,
"RSA key exchange, AES-128/CBC + HMAC/SHA-1"
},
{
"RSA_WITH_AES_256_CBC_SHA",
BR_TLS_RSA_WITH_AES_256_CBC_SHA,
REQ_RSAKEYX | REQ_AESCBC | REQ_SHA1,
"RSA key exchange, AES-256/CBC + HMAC/SHA-1"
},
{
"ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA",
BR_TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA,
REQ_ECDHE_ECDSA | REQ_3DESCBC | REQ_SHA1,
"ECDHE with ECDSA, 3DES/CBC + SHA-1"
},
{
"ECDHE_RSA_WITH_3DES_EDE_CBC_SHA",
BR_TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
REQ_ECDHE_RSA | REQ_3DESCBC | REQ_SHA1,
"ECDHE with RSA, 3DES/CBC + SHA-1"
},
{
"ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA",
BR_TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA,
REQ_ECDH | REQ_3DESCBC | REQ_SHA1,
"ECDH key exchange (EC cert), 3DES/CBC + HMAC/SHA-1"
},
{
"ECDH_RSA_WITH_3DES_EDE_CBC_SHA",
BR_TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA,
REQ_ECDH | REQ_3DESCBC | REQ_SHA1,
"ECDH key exchange (RSA cert), 3DES/CBC + HMAC/SHA-1"
},
{
"RSA_WITH_3DES_EDE_CBC_SHA",
BR_TLS_RSA_WITH_3DES_EDE_CBC_SHA,
REQ_RSAKEYX | REQ_3DESCBC | REQ_SHA1,
"RSA key exchange, 3DES/CBC + HMAC/SHA-1"
},
{ NULL, 0, 0, NULL }
};
static const struct {
int id;
const char *name;
const char *sid[4];
} curves[] = {
{ BR_EC_sect163k1,
"sect163k1",
{ "sect163k1", "K-163", NULL, NULL } },
{ BR_EC_sect163r1,
"sect163r1",
{ "sect163r1", NULL, NULL, NULL } },
{ BR_EC_sect163r2,
"sect163r2",
{ "sect163r2", "B-163", NULL, NULL } },
{ BR_EC_sect193r1,
"sect193r1",
{ "sect193r1", NULL, NULL, NULL } },
{ BR_EC_sect193r2,
"sect193r2",
{ "sect193r2", NULL, NULL, NULL } },
{ BR_EC_sect233k1,
"sect233k1",
{ "sect233k1", "K-233", NULL, NULL } },
{ BR_EC_sect233r1,
"sect233r1",
{ "sect233r1", "B-233", NULL, NULL } },
{ BR_EC_sect239k1,
"sect239k1",
{ "sect239k1", NULL, NULL, NULL } },
{ BR_EC_sect283k1,
"sect283k1",
{ "sect283k1", "K-283", NULL, NULL } },
{ BR_EC_sect283r1,
"sect283r1",
{ "sect283r1", "B-283", NULL, NULL } },
{ BR_EC_sect409k1,
"sect409k1",
{ "sect409k1", "K-409", NULL, NULL } },
{ BR_EC_sect409r1,
"sect409r1",
{ "sect409r1", "B-409", NULL, NULL } },
{ BR_EC_sect571k1,
"sect571k1",
{ "sect571k1", "K-571", NULL, NULL } },
{ BR_EC_sect571r1,
"sect571r1",
{ "sect571r1", "B-571", NULL, NULL } },
{ BR_EC_secp160k1,
"secp160k1",
{ "secp160k1", NULL, NULL, NULL } },
{ BR_EC_secp160r1,
"secp160r1",
{ "secp160r1", NULL, NULL, NULL } },
{ BR_EC_secp160r2,
"secp160r2",
{ "secp160r2", NULL, NULL, NULL } },
{ BR_EC_secp192k1,
"secp192k1",
{ "secp192k1", NULL, NULL, NULL } },
{ BR_EC_secp192r1,
"secp192r1",
{ "secp192r1", "P-192", NULL, NULL } },
{ BR_EC_secp224k1,
"secp224k1",
{ "secp224k1", NULL, NULL, NULL } },
{ BR_EC_secp224r1,
"secp224r1",
{ "secp224r1", "P-224", NULL, NULL } },
{ BR_EC_secp256k1,
"secp256k1",
{ "secp256k1", NULL, NULL, NULL } },
{ BR_EC_secp256r1,
"secp256r1 (P-256)",
{ "secp256r1", "P-256", "prime256v1", NULL } },
{ BR_EC_secp384r1,
"secp384r1 (P-384)",
{ "secp384r1", "P-384", NULL, NULL } },
{ BR_EC_secp521r1,
"secp521r1 (P-521)",
{ "secp521r1", "P-521", NULL, NULL } },
{ BR_EC_brainpoolP256r1,
"brainpoolP256r1",
{ "brainpoolP256r1", NULL, NULL, NULL } },
{ BR_EC_brainpoolP384r1,
"brainpoolP384r1",
{ "brainpoolP384r1", NULL, NULL, NULL } },
{ BR_EC_brainpoolP512r1,
"brainpoolP512r1",
{ "brainpoolP512r1", NULL, NULL, NULL } },
{ BR_EC_curve25519,
"Curve25519",
{ "curve25519", "c25519", NULL, NULL } },
{ BR_EC_curve448,
"Curve448",
{ "curve448", "c448", NULL, NULL } },
{ 0, 0, { 0, 0, 0, 0 } }
};
static const struct {
const char *long_name;
const char *short_name;
const void *impl;
} algo_names[] = {
/* Block ciphers */
{ "aes_big_cbcenc", "big", &br_aes_big_cbcenc_vtable },
{ "aes_big_cbcdec", "big", &br_aes_big_cbcdec_vtable },
{ "aes_big_ctr", "big", &br_aes_big_ctr_vtable },
{ "aes_big_ctrcbc", "big", &br_aes_big_ctrcbc_vtable },
{ "aes_small_cbcenc", "small", &br_aes_small_cbcenc_vtable },
{ "aes_small_cbcdec", "small", &br_aes_small_cbcdec_vtable },
{ "aes_small_ctr", "small", &br_aes_small_ctr_vtable },
{ "aes_small_ctrcbc", "small", &br_aes_small_ctrcbc_vtable },
{ "aes_ct_cbcenc", "ct", &br_aes_ct_cbcenc_vtable },
{ "aes_ct_cbcdec", "ct", &br_aes_ct_cbcdec_vtable },
{ "aes_ct_ctr", "ct", &br_aes_ct_ctr_vtable },
{ "aes_ct_ctrcbc", "ct", &br_aes_ct_ctrcbc_vtable },
{ "aes_ct64_cbcenc", "ct64", &br_aes_ct64_cbcenc_vtable },
{ "aes_ct64_cbcdec", "ct64", &br_aes_ct64_cbcdec_vtable },
{ "aes_ct64_ctr", "ct64", &br_aes_ct64_ctr_vtable },
{ "aes_ct64_ctrcbc", "ct64", &br_aes_ct64_ctrcbc_vtable },
{ "des_tab_cbcenc", "tab", &br_des_tab_cbcenc_vtable },
{ "des_tab_cbcdec", "tab", &br_des_tab_cbcdec_vtable },
{ "des_ct_cbcenc", "ct", &br_des_ct_cbcenc_vtable },
{ "des_ct_cbcdec", "ct", &br_des_ct_cbcdec_vtable },
{ "chacha20_ct", "ct", &br_chacha20_ct_run },
{ "ghash_ctmul", "ctmul", &br_ghash_ctmul },
{ "ghash_ctmul32", "ctmul32", &br_ghash_ctmul32 },
{ "ghash_ctmul64", "ctmul64", &br_ghash_ctmul64 },
{ "poly1305_ctmul", "ctmul", &br_poly1305_ctmul_run },
{ "poly1305_ctmul32", "ctmul32", &br_poly1305_ctmul32_run },
{ "ec_all_m15", "all_m15", &br_ec_all_m15 },
{ "ec_all_m31", "all_m31", &br_ec_all_m31 },
{ "ec_c25519_i15", "c25519_i15", &br_ec_c25519_i15 },
{ "ec_c25519_i31", "c25519_i31", &br_ec_c25519_i31 },
{ "ec_c25519_m15", "c25519_m15", &br_ec_c25519_m15 },
{ "ec_c25519_m31", "c25519_m31", &br_ec_c25519_m31 },
{ "ec_p256_m15", "p256_m15", &br_ec_p256_m15 },
{ "ec_p256_m31", "p256_m31", &br_ec_p256_m31 },
{ "ec_prime_i15", "prime_i15", &br_ec_prime_i15 },
{ "ec_prime_i31", "prime_i31", &br_ec_prime_i31 },
{ "ecdsa_i15_sign_asn1", "i15_asn1", &br_ecdsa_i15_sign_asn1 },
{ "ecdsa_i15_sign_raw", "i15_raw", &br_ecdsa_i15_sign_raw },
{ "ecdsa_i31_sign_asn1", "i31_asn1", &br_ecdsa_i31_sign_asn1 },
{ "ecdsa_i31_sign_raw", "i31_raw", &br_ecdsa_i31_sign_raw },
{ "ecdsa_i15_vrfy_asn1", "i15_asn1", &br_ecdsa_i15_vrfy_asn1 },
{ "ecdsa_i15_vrfy_raw", "i15_raw", &br_ecdsa_i15_vrfy_raw },
{ "ecdsa_i31_vrfy_asn1", "i31_asn1", &br_ecdsa_i31_vrfy_asn1 },
{ "ecdsa_i31_vrfy_raw", "i31_raw", &br_ecdsa_i31_vrfy_raw },
{ "rsa_i15_pkcs1_sign", "i15", &br_rsa_i15_pkcs1_sign },
{ "rsa_i31_pkcs1_sign", "i31", &br_rsa_i31_pkcs1_sign },
{ "rsa_i32_pkcs1_sign", "i32", &br_rsa_i32_pkcs1_sign },
{ "rsa_i15_pkcs1_vrfy", "i15", &br_rsa_i15_pkcs1_vrfy },
{ "rsa_i31_pkcs1_vrfy", "i31", &br_rsa_i31_pkcs1_vrfy },
{ "rsa_i32_pkcs1_vrfy", "i32", &br_rsa_i32_pkcs1_vrfy },
{ 0, 0, 0 }
};
static const struct {
const char *long_name;
const char *short_name;
const void *(*get)(void);
} algo_names_dyn[] = {
{ "aes_pwr8_cbcenc", "pwr8",
(const void *(*)(void))&br_aes_pwr8_cbcenc_get_vtable },
{ "aes_pwr8_cbcdec", "pwr8",
(const void *(*)(void))&br_aes_pwr8_cbcdec_get_vtable },
{ "aes_pwr8_ctr", "pwr8",
(const void *(*)(void))&br_aes_pwr8_ctr_get_vtable },
{ "aes_pwr8_ctrcbc", "pwr8",
(const void *(*)(void))&br_aes_pwr8_ctrcbc_get_vtable },
{ "aes_x86ni_cbcenc", "x86ni",
(const void *(*)(void))&br_aes_x86ni_cbcenc_get_vtable },
{ "aes_x86ni_cbcdec", "x86ni",
(const void *(*)(void))&br_aes_x86ni_cbcdec_get_vtable },
{ "aes_x86ni_ctr", "x86ni",
(const void *(*)(void))&br_aes_x86ni_ctr_get_vtable },
{ "aes_x86ni_ctrcbc", "x86ni",
(const void *(*)(void))&br_aes_x86ni_ctrcbc_get_vtable },
{ "chacha20_sse2", "sse2",
(const void *(*)(void))&br_chacha20_sse2_get },
{ "ghash_pclmul", "pclmul",
(const void *(*)(void))&br_ghash_pclmul_get },
{ "ghash_pwr8", "pwr8",
(const void *(*)(void))&br_ghash_pwr8_get },
{ "poly1305_ctmulq", "ctmulq",
(const void *(*)(void))&br_poly1305_ctmulq_get },
{ "rsa_i62_pkcs1_sign", "i62",
(const void *(*)(void))&br_rsa_i62_pkcs1_sign_get },
{ "rsa_i62_pkcs1_vrfy", "i62",
(const void *(*)(void))&br_rsa_i62_pkcs1_vrfy_get },
{ "ec_c25519_m62", "m62",
(const void *(*)(void))&br_ec_c25519_m62_get },
{ "ec_c25519_m64", "m64",
(const void *(*)(void))&br_ec_c25519_m64_get },
{ "ec_p256_m62", "m62",
(const void *(*)(void))&br_ec_p256_m62_get },
{ "ec_p256_m64", "m64",
(const void *(*)(void))&br_ec_p256_m64_get },
{ 0, 0, 0, }
};
/* see brssl.h */
const char *
get_algo_name(const void *impl, int long_name)
{
size_t u;
for (u = 0; algo_names[u].long_name; u ++) {
if (impl == algo_names[u].impl) {
return long_name
? algo_names[u].long_name
: algo_names[u].short_name;
}
}
for (u = 0; algo_names_dyn[u].long_name; u ++) {
if (impl == algo_names_dyn[u].get()) {
return long_name
? algo_names_dyn[u].long_name
: algo_names_dyn[u].short_name;
}
}
return "UNKNOWN";
}
/* see brssl.h */
const char *
get_curve_name(int id)
{
size_t u;
for (u = 0; curves[u].name; u ++) {
if (curves[u].id == id) {
return curves[u].name;
}
}
return NULL;
}
/* see brssl.h */
int
get_curve_name_ext(int id, char *dst, size_t len)
{
const char *name;
char tmp[30];
size_t n;
name = get_curve_name(id);
if (name == NULL) {
sprintf(tmp, "unknown (%d)", id);
name = tmp;
}
n = 1 + strlen(name);
if (n > len) {
if (len > 0) {
dst[0] = 0;
}
return -1;
}
memcpy(dst, name, n);
return 0;
}
/* see brssl.h */
const char *
get_suite_name(unsigned suite)
{
size_t u;
for (u = 0; cipher_suites[u].name; u ++) {
if (cipher_suites[u].suite == suite) {
return cipher_suites[u].name;
}
}
return NULL;
}
/* see brssl.h */
int
get_suite_name_ext(unsigned suite, char *dst, size_t len)
{
const char *name;
char tmp[30];
size_t n;
name = get_suite_name(suite);
if (name == NULL) {
sprintf(tmp, "unknown (0x%04X)", suite);
name = tmp;
}
n = 1 + strlen(name);
if (n > len) {
if (len > 0) {
dst[0] = 0;
}
return -1;
}
memcpy(dst, name, n);
return 0;
}
/* see brssl.h */
int
uses_ecdhe(unsigned suite)
{
size_t u;
for (u = 0; cipher_suites[u].name; u ++) {
if (cipher_suites[u].suite == suite) {
return (cipher_suites[u].req
& (REQ_ECDHE_RSA | REQ_ECDHE_ECDSA)) != 0;
}
}
return 0;
}
/* see brssl.h */
void
list_names(void)
{
size_t u;
printf("Protocol versions:\n");
for (u = 0; protocol_versions[u].name; u ++) {
printf(" %-8s %s\n",
protocol_versions[u].name,
protocol_versions[u].comment);
}
printf("Hash functions:\n");
for (u = 0; hash_functions[u].name; u ++) {
printf(" %-8s %s\n",
hash_functions[u].name,
hash_functions[u].comment);
}
printf("Cipher suites:\n");
for (u = 0; cipher_suites[u].name; u ++) {
printf(" %s\n %s\n",
cipher_suites[u].name,
cipher_suites[u].comment);
}
}
/* see brssl.h */
void
list_curves(void)
{
size_t u;
for (u = 0; curves[u].name; u ++) {
size_t v;
for (v = 0; curves[u].sid[v]; v ++) {
if (v == 0) {
printf(" ");
} else if (v == 1) {
printf(" (");
} else {
printf(", ");
}
printf("%s", curves[u].sid[v]);
}
if (v > 1) {
printf(")");
}
printf("\n");
}
}
static int
is_ign(int c)
{
if (c == 0) {
return 0;
}
if (c <= 32 || c == '-' || c == '_' || c == '.'
|| c == '/' || c == '+' || c == ':')
{
return 1;
}
return 0;
}
/*
* Get next non-ignored character, normalised:
* ASCII letters are converted to lowercase
* control characters, space, '-', '_', '.', '/', '+' and ':' are ignored
* A terminating zero is returned as 0.
*/
static int
next_char(const char **ps, const char *limit)
{
for (;;) {
int c;
if (*ps == limit) {
return 0;
}
c = *(*ps) ++;
if (c == 0) {
return 0;
}
if (c >= 'A' && c <= 'Z') {
c += 'a' - 'A';
}
if (!is_ign(c)) {
return c;
}
}
}
/*
* Partial string equality comparison, with normalisation.
*/
static int
eqstr_chunk(const char *s1, size_t s1_len, const char *s2, size_t s2_len)
{
const char *lim1, *lim2;
lim1 = s1 + s1_len;
lim2 = s2 + s2_len;
for (;;) {
int c1, c2;
c1 = next_char(&s1, lim1);
c2 = next_char(&s2, lim2);
if (c1 != c2) {
return 0;
}
if (c1 == 0) {
return 1;
}
}
}
/* see brssl.h */
int
eqstr(const char *s1, const char *s2)
{
return eqstr_chunk(s1, strlen(s1), s2, strlen(s2));
}
static int
hexval(int c)
{
if (c >= '0' && c <= '9') {
return c - '0';
} else if (c >= 'A' && c <= 'F') {
return c - 'A' + 10;
} else if (c >= 'a' && c <= 'f') {
return c - 'a' + 10;
} else {
return -1;
}
}
/* see brssl.h */
size_t
parse_size(const char *s)
{
int radix;
size_t acc;
const char *t;
t = s;
if (t[0] == '0' && (t[1] == 'x' || t[1] == 'X')) {
radix = 16;
t += 2;
} else {
radix = 10;
}
acc = 0;
for (;;) {
int c, d;
size_t z;
c = *t ++;
if (c == 0) {
return acc;
}
d = hexval(c);
if (d < 0 || d >= radix) {
fprintf(stderr, "ERROR: not a valid digit: '%c'\n", c);
return (size_t)-1;
}
z = acc * (size_t)radix + (size_t)d;
if (z < (size_t)d || (z / (size_t)radix) != acc
|| z == (size_t)-1)
{
fprintf(stderr, "ERROR: value too large: %s\n", s);
return (size_t)-1;
}
acc = z;
}
}
/*
* Comma-separated list enumeration. This returns a pointer to the first
* word in the string, skipping leading ignored characters. '*len' is
* set to the word length (not counting trailing ignored characters).
* '*str' is updated to point to immediately after the next comma, or to
* the terminating zero, whichever comes first.
*
* Empty words are skipped. If there is no next non-empty word, then this
* function returns NULL and sets *len to 0.
*/
static const char *
next_word(const char **str, size_t *len)
{
int c;
const char *begin;
size_t u;
/*
* Find next non-ignored character which is not a comma.
*/
for (;;) {
c = **str;
if (c == 0) {
*len = 0;
return NULL;
}
if (!is_ign(c) && c != ',') {
break;
}
(*str) ++;
}
/*
* Find next comma or terminator.
*/
begin = *str;
for (;;) {
c = *(*str);
if (c == 0 || c == ',') {
break;
}
(*str) ++;
}
/*
* Remove trailing ignored characters.
*/
u = (size_t)(*str - begin);
while (u > 0 && is_ign(begin[u - 1])) {
u --;
}
if (c == ',') {
(*str) ++;
}
*len = u;
return begin;
}
/* see brssl.h */
unsigned
parse_version(const char *name, size_t len)
{
size_t u;
for (u = 0;; u ++) {
const char *ref;
ref = protocol_versions[u].name;
if (ref == NULL) {
fprintf(stderr, "ERROR: unrecognised protocol"
" version name: '%s'\n", name);
return 0;
}
if (eqstr_chunk(ref, strlen(ref), name, len)) {
return protocol_versions[u].version;
}
}
}
/* see brssl.h */
unsigned
parse_hash_functions(const char *arg)
{
unsigned r;
r = 0;
for (;;) {
const char *name;
size_t len;
size_t u;
name = next_word(&arg, &len);
if (name == NULL) {
break;
}
for (u = 0;; u ++) {
const char *ref;
ref = hash_functions[u].name;
if (ref == 0) {
fprintf(stderr, "ERROR: unrecognised"
" hash function name: '");
fwrite(name, 1, len, stderr);
fprintf(stderr, "'\n");
return 0;
}
if (eqstr_chunk(ref, strlen(ref), name, len)) {
int id;
id = (hash_functions[u].hclass->desc
>> BR_HASHDESC_ID_OFF)
& BR_HASHDESC_ID_MASK;
r |= (unsigned)1 << id;
break;
}
}
}
if (r == 0) {
fprintf(stderr, "ERROR: no hash function name provided\n");
}
return r;
}
/* see brssl.h */
cipher_suite *
parse_suites(const char *arg, size_t *num)
{
VECTOR(cipher_suite) suites = VEC_INIT;
cipher_suite *r;
for (;;) {
const char *name;
size_t u, len;
name = next_word(&arg, &len);
if (name == NULL) {
break;
}
for (u = 0;; u ++) {
const char *ref;
ref = cipher_suites[u].name;
if (ref == NULL) {
fprintf(stderr, "ERROR: unrecognised"
" cipher suite '");
fwrite(name, 1, len, stderr);
fprintf(stderr, "'\n");
return 0;
}
if (eqstr_chunk(ref, strlen(ref), name, len)) {
VEC_ADD(suites, cipher_suites[u]);
break;
}
}
}
if (VEC_LEN(suites) == 0) {
fprintf(stderr, "ERROR: no cipher suite provided\n");
}
r = VEC_TOARRAY(suites);
*num = VEC_LEN(suites);
VEC_CLEAR(suites);
return r;
}
/* see brssl.h */
const char *
ec_curve_name(int curve)
{
switch (curve) {
case BR_EC_sect163k1: return "sect163k1";
case BR_EC_sect163r1: return "sect163r1";
case BR_EC_sect163r2: return "sect163r2";
case BR_EC_sect193r1: return "sect193r1";
case BR_EC_sect193r2: return "sect193r2";
case BR_EC_sect233k1: return "sect233k1";
case BR_EC_sect233r1: return "sect233r1";
case BR_EC_sect239k1: return "sect239k1";
case BR_EC_sect283k1: return "sect283k1";
case BR_EC_sect283r1: return "sect283r1";
case BR_EC_sect409k1: return "sect409k1";
case BR_EC_sect409r1: return "sect409r1";
case BR_EC_sect571k1: return "sect571k1";
case BR_EC_sect571r1: return "sect571r1";
case BR_EC_secp160k1: return "secp160k1";
case BR_EC_secp160r1: return "secp160r1";
case BR_EC_secp160r2: return "secp160r2";
case BR_EC_secp192k1: return "secp192k1";
case BR_EC_secp192r1: return "secp192r1";
case BR_EC_secp224k1: return "secp224k1";
case BR_EC_secp224r1: return "secp224r1";
case BR_EC_secp256k1: return "secp256k1";
case BR_EC_secp256r1: return "secp256r1";
case BR_EC_secp384r1: return "secp384r1";
case BR_EC_secp521r1: return "secp521r1";
case BR_EC_brainpoolP256r1: return "brainpoolP256r1";
case BR_EC_brainpoolP384r1: return "brainpoolP384r1";
case BR_EC_brainpoolP512r1: return "brainpoolP512r1";
default:
return "unknown";
}
}
/* see brssl.h */
int
get_curve_by_name(const char *str)
{
size_t u, v;
for (u = 0; curves[u].name; u ++) {
for (v = 0; curves[u].sid[v]; v ++) {
if (eqstr(curves[u].sid[v], str)) {
return curves[u].id;
}
}
}
return -1;
}
/* see brssl.h */
const char *
hash_function_name(int id)
{
switch (id) {
case br_md5sha1_ID: return "MD5+SHA-1";
case br_md5_ID: return "MD5";
case br_sha1_ID: return "SHA-1";
case br_sha224_ID: return "SHA-224";
case br_sha256_ID: return "SHA-256";
case br_sha384_ID: return "SHA-384";
case br_sha512_ID: return "SHA-512";
default:
return "unknown";
}
}