From b1ced30ade0bf3f2d04ef3320bc0deb519f98283 Mon Sep 17 00:00:00 2001 From: Hans Nilsson Date: Wed, 5 Jul 2017 15:23:02 +0200 Subject: crypto: added a 'macs' entry to proplist in crypto:supports/0 --- lib/crypto/c_src/crypto.c | 20 ++++++++++++++++++-- lib/crypto/doc/src/crypto.xml | 4 +++- lib/crypto/src/crypto.erl | 5 +++-- 3 files changed, 24 insertions(+), 5 deletions(-) (limited to 'lib') diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 688ec339aa..8cb9ec1e87 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -1010,6 +1010,8 @@ static int algo_pubkey_cnt, algo_pubkey_fips_cnt; static ERL_NIF_TERM algo_pubkey[7]; /* increase when extending the list */ static int algo_cipher_cnt, algo_cipher_fips_cnt; static ERL_NIF_TERM algo_cipher[24]; /* increase when extending the list */ +static int algo_mac_cnt, algo_mac_fips_cnt; +static ERL_NIF_TERM algo_mac[2]; /* increase when extending the list */ static void init_algorithms_types(ErlNifEnv* env) { @@ -1093,9 +1095,19 @@ static void init_algorithms_types(ErlNifEnv* env) algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"chacha20_poly1305"); #endif + // Validated algorithms first + algo_mac_cnt = 0; + algo_mac[algo_mac_cnt++] = enif_make_atom(env,"hmac"); +#ifdef HAVE_CMAC + algo_mac[algo_mac_cnt++] = enif_make_atom(env,"cmac"); +#endif + // Non-validated algorithms follow + algo_mac_fips_cnt = algo_mac_cnt; + ASSERT(algo_hash_cnt <= sizeof(algo_hash)/sizeof(ERL_NIF_TERM)); ASSERT(algo_pubkey_cnt <= sizeof(algo_pubkey)/sizeof(ERL_NIF_TERM)); ASSERT(algo_cipher_cnt <= sizeof(algo_cipher)/sizeof(ERL_NIF_TERM)); + ASSERT(algo_mac_cnt <= sizeof(algo_mac)/sizeof(ERL_NIF_TERM)); } static ERL_NIF_TERM algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -1105,15 +1117,19 @@ static ERL_NIF_TERM algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv int hash_cnt = fips_mode ? algo_hash_fips_cnt : algo_hash_cnt; int pubkey_cnt = fips_mode ? algo_pubkey_fips_cnt : algo_pubkey_cnt; int cipher_cnt = fips_mode ? algo_cipher_fips_cnt : algo_cipher_cnt; + int mac_cnt = fips_mode ? algo_mac_fips_cnt : algo_mac_cnt; #else int hash_cnt = algo_hash_cnt; int pubkey_cnt = algo_pubkey_cnt; int cipher_cnt = algo_cipher_cnt; + int mac_cnt = algo_mac_cnt; #endif - return enif_make_tuple3(env, + return enif_make_tuple4(env, enif_make_list_from_array(env, algo_hash, hash_cnt), enif_make_list_from_array(env, algo_pubkey, pubkey_cnt), - enif_make_list_from_array(env, algo_cipher, cipher_cnt)); + enif_make_list_from_array(env, algo_cipher, cipher_cnt), + enif_make_list_from_array(env, algo_mac, mac_cnt) + ); } static ERL_NIF_TERM info_lib(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml index 89ef529c5d..ecc33aafc3 100644 --- a/lib/crypto/doc/src/crypto.xml +++ b/lib/crypto/doc/src/crypto.xml @@ -165,6 +165,7 @@ cipher_algorithms() = aes_cbc | aes_cfb8 | aes_cfb128 | aes_ctr | aes_gcm | aes_ige256 | blowfish_cbc | blowfish_cfb64 | chacha20_poly1305 | des_cbc | des_cfb | des3_cbc | des3_cfb | des_ede3 | rc2_cbc | rc4 + mac_algorithms() = hmac | cmac public_key_algorithms() = rsa |dss | ecdsa | dh | ecdh | ec_gf2m

Note that ec_gf2m is not strictly a public key algorithm, but a restriction on what curves are supported with ecdsa and ecdh. @@ -835,7 +836,8 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[ AlgorithmList = [{hashs, [hash_algorithms()]}, {ciphers, [cipher_algorithms()]}, - {public_keys, [public_key_algorithms()]} + {public_keys, [public_key_algorithms()]}, + {macs, [mac_algorithms()]}] diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl index d111525214..85206ce9e5 100644 --- a/lib/crypto/src/crypto.erl +++ b/lib/crypto/src/crypto.erl @@ -87,11 +87,12 @@ stop() -> application:stop(crypto). supports()-> - {Hashs, PubKeys, Ciphers} = algorithms(), + {Hashs, PubKeys, Ciphers, Macs} = algorithms(), [{hashs, Hashs}, {ciphers, Ciphers}, - {public_keys, PubKeys} + {public_keys, PubKeys}, + {macs, Macs} ]. info_lib() -> ?nif_stub. -- cgit v1.2.3