From 7bbfc0d715d2023cc27a7819c108d47ab812b89e Mon Sep 17 00:00:00 2001 From: Sverker Eriksson Date: Wed, 24 Apr 2013 18:00:56 +0200 Subject: crypto: Add generic functions generate_key and compute_key and remove corresponding specific functions for srp and ecdh but leave dh_ functions for backward compatibility. --- lib/crypto/c_src/crypto.c | 70 +++++++------- lib/crypto/src/crypto.erl | 197 +++++++++++++++++---------------------- lib/crypto/test/crypto_SUITE.erl | 53 ++++++----- 3 files changed, 150 insertions(+), 170 deletions(-) diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 08c6d4dbc5..c5d181ea25 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -222,8 +222,8 @@ static ERL_NIF_TERM dh_check(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[] static ERL_NIF_TERM dh_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM dh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM srp_value_B_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM srp_client_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM srp_server_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM srp_user_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM srp_host_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM bf_cfb64_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM bf_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM bf_ecb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); @@ -349,11 +349,11 @@ static ErlNifFunc nif_funcs[] = { {"rsa_private_crypt", 4, rsa_private_crypt}, {"dh_generate_parameters_nif", 2, dh_generate_parameters_nif}, {"dh_check", 1, dh_check}, - {"dh_generate_key_nif", 2, dh_generate_key_nif}, + {"dh_generate_key_nif", 3, dh_generate_key_nif}, {"dh_compute_key_nif", 3, dh_compute_key_nif}, {"srp_value_B_nif", 5, srp_value_B_nif}, - {"srp_client_secret_nif", 7, srp_client_secret_nif}, - {"srp_server_secret_nif", 5, srp_server_secret_nif}, + {"srp_user_secret_nif", 7, srp_user_secret_nif}, + {"srp_host_secret_nif", 5, srp_host_secret_nif}, {"bf_cfb64_crypt", 4, bf_cfb64_crypt}, {"bf_cbc_crypt", 4, bf_cbc_crypt}, {"bf_ecb_crypt", 3, bf_ecb_crypt}, @@ -2442,14 +2442,12 @@ static ERL_NIF_TERM dh_generate_parameters_nif(ErlNifEnv* env, int argc, const E } p_len = BN_num_bytes(dh_params->p); g_len = BN_num_bytes(dh_params->g); - p_ptr = enif_make_new_binary(env, p_len+4, &ret_p); - g_ptr = enif_make_new_binary(env, g_len+4, &ret_g); - put_int32(p_ptr, p_len); - put_int32(g_ptr, g_len); - BN_bn2bin(dh_params->p, p_ptr+4); - BN_bn2bin(dh_params->g, g_ptr+4); - ERL_VALGRIND_MAKE_MEM_DEFINED(p_ptr+4, p_len); - ERL_VALGRIND_MAKE_MEM_DEFINED(g_ptr+4, g_len); + p_ptr = enif_make_new_binary(env, p_len, &ret_p); + g_ptr = enif_make_new_binary(env, g_len, &ret_g); + BN_bn2bin(dh_params->p, p_ptr); + BN_bn2bin(dh_params->g, g_ptr); + ERL_VALGRIND_MAKE_MEM_DEFINED(p_ptr, p_len); + ERL_VALGRIND_MAKE_MEM_DEFINED(g_ptr, g_len); DH_free(dh_params); return enif_make_list2(env, ret_p, ret_g); } @@ -2461,9 +2459,9 @@ static ERL_NIF_TERM dh_check(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[] ERL_NIF_TERM ret, head, tail; if (!enif_get_list_cell(env, argv[0], &head, &tail) - || !get_bn_from_mpint(env, head, &dh_params->p) + || !get_bn_from_bin(env, head, &dh_params->p) || !enif_get_list_cell(env, tail, &head, &tail) - || !get_bn_from_mpint(env, head, &dh_params->g) + || !get_bn_from_bin(env, head, &dh_params->g) || !enif_is_empty_list(env,tail)) { DH_free(dh_params); @@ -2485,19 +2483,21 @@ static ERL_NIF_TERM dh_check(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[] } static ERL_NIF_TERM dh_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* (PrivKey, DHParams=[P,G]) */ +{/* (PrivKey, DHParams=[P,G], Mpint) */ DH* dh_params = DH_new(); int pub_len, prv_len; unsigned char *pub_ptr, *prv_ptr; ERL_NIF_TERM ret, ret_pub, ret_prv, head, tail; + int mpint; /* 0 or 4 */ - if (!(get_bn_from_mpint(env, argv[0], &dh_params->priv_key) + if (!(get_bn_from_bin(env, argv[0], &dh_params->priv_key) || argv[0] == atom_undefined) || !enif_get_list_cell(env, argv[1], &head, &tail) - || !get_bn_from_mpint(env, head, &dh_params->p) + || !get_bn_from_bin(env, head, &dh_params->p) || !enif_get_list_cell(env, tail, &head, &tail) - || !get_bn_from_mpint(env, head, &dh_params->g) - || !enif_is_empty_list(env, tail)) { + || !get_bn_from_bin(env, head, &dh_params->g) + || !enif_is_empty_list(env, tail) + || !enif_get_int(env, argv[2], &mpint) || (mpint & ~4)) { DH_free(dh_params); return enif_make_badarg(env); } @@ -2505,14 +2505,16 @@ static ERL_NIF_TERM dh_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_ if (DH_generate_key(dh_params)) { pub_len = BN_num_bytes(dh_params->pub_key); prv_len = BN_num_bytes(dh_params->priv_key); - pub_ptr = enif_make_new_binary(env, pub_len+4, &ret_pub); - prv_ptr = enif_make_new_binary(env, prv_len+4, &ret_prv); - put_int32(pub_ptr, pub_len); - put_int32(prv_ptr, prv_len); - BN_bn2bin(dh_params->pub_key, pub_ptr+4); - BN_bn2bin(dh_params->priv_key, prv_ptr+4); - ERL_VALGRIND_MAKE_MEM_DEFINED(pub_ptr+4, pub_len); - ERL_VALGRIND_MAKE_MEM_DEFINED(prv_ptr+4, prv_len); + pub_ptr = enif_make_new_binary(env, pub_len+mpint, &ret_pub); + prv_ptr = enif_make_new_binary(env, prv_len+mpint, &ret_prv); + if (mpint) { + put_int32(pub_ptr, pub_len); pub_ptr += 4; + put_int32(prv_ptr, prv_len); prv_ptr += 4; + } + BN_bn2bin(dh_params->pub_key, pub_ptr); + BN_bn2bin(dh_params->priv_key, prv_ptr); + ERL_VALGRIND_MAKE_MEM_DEFINED(pub_ptr, pub_len); + ERL_VALGRIND_MAKE_MEM_DEFINED(prv_ptr, prv_len); ret = enif_make_tuple2(env, ret_pub, ret_prv); } else { @@ -2530,12 +2532,12 @@ static ERL_NIF_TERM dh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_T ErlNifBinary ret_bin; ERL_NIF_TERM ret, head, tail; - if (!get_bn_from_mpint(env, argv[0], &pubkey) - || !get_bn_from_mpint(env, argv[1], &dh_params->priv_key) + if (!get_bn_from_bin(env, argv[0], &pubkey) + || !get_bn_from_bin(env, argv[1], &dh_params->priv_key) || !enif_get_list_cell(env, argv[2], &head, &tail) - || !get_bn_from_mpint(env, head, &dh_params->p) + || !get_bn_from_bin(env, head, &dh_params->p) || !enif_get_list_cell(env, tail, &head, &tail) - || !get_bn_from_mpint(env, head, &dh_params->g) + || !get_bn_from_bin(env, head, &dh_params->g) || !enif_is_empty_list(env, tail)) { ret = enif_make_badarg(env); @@ -2613,7 +2615,7 @@ static ERL_NIF_TERM srp_value_B_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM return ret; } -static ERL_NIF_TERM srp_client_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +static ERL_NIF_TERM srp_user_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (a, u, B, Multiplier, Prime, Exponent, Generator) */ /* = (B - (k * g^x)) ^ (a + (u * x)) % N @@ -2693,7 +2695,7 @@ static ERL_NIF_TERM srp_client_secret_nif(ErlNifEnv* env, int argc, const ERL_NI return ret; } -static ERL_NIF_TERM srp_server_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +static ERL_NIF_TERM srp_host_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Verifier, b, u, A, Prime) */ /* = (A * v^u) ^ b % N diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl index 894253f84d..76e4ac620c 100644 --- a/lib/crypto/src/crypto.erl +++ b/lib/crypto/src/crypto.erl @@ -58,8 +58,6 @@ -export([rand_bytes/1, rand_bytes/3, rand_uniform/2]). -export([strong_rand_bytes/1, strong_rand_mpint/3]). -export([mod_exp/3, mod_exp_prime/3, mpint/1, erlint/1]). --export([srp_generate_key/4, srp_generate_key/3, - srp_generate_key/5, srp_compute_key/6, srp_compute_key/7, srp_compute_key/8]). %% -export([idea_cbc_encrypt/3, idea_cbc_decrypt/3]). -export([aes_cbc_128_encrypt/3, aes_cbc_128_decrypt/3]). @@ -67,8 +65,9 @@ -export([aes_cbc_ivec/1]). -export([aes_ctr_encrypt/3, aes_ctr_decrypt/3]). -export([aes_ctr_stream_init/2, aes_ctr_stream_encrypt/2, aes_ctr_stream_decrypt/2]). --export([ecdh_generate_key/1, ecdh_compute_key/3]). -export([sign/4, verify/5]). +-export([generate_key/2, generate_key/3, compute_key/4]). + -export([dh_generate_parameters/2, dh_check/1]). %% Testing see below @@ -114,9 +113,7 @@ hash, hash_init, hash_update, hash_final, hmac, hmac_init, hmac_update, hmac_final, hmac_final_n, info, rc2_cbc_encrypt, rc2_cbc_decrypt, - srp_generate_key, srp_compute_key, - ecdh_generate_key, ecdh_compute_key, - sign, verify, + sign, verify, generate_key, compute_key, info_lib, algorithms]). -type mpint() :: binary(). @@ -1122,118 +1119,98 @@ dh_check([_Prime,_Gen]) -> ?nif_stub. {binary(),binary()}. dh_generate_key(DHParameters) -> - dh_generate_key(undefined, DHParameters). + dh_generate_key_nif(undefined, map_mpint_to_bin(DHParameters), 4). dh_generate_key(PrivateKey, DHParameters) -> - case dh_generate_key_nif(PrivateKey, DHParameters) of - error -> erlang:error(generation_failed, [PrivateKey,DHParameters]); - Res -> Res - end. + dh_generate_key_nif(mpint_to_bin(PrivateKey), map_mpint_to_bin(DHParameters), 4). -dh_generate_key_nif(_PrivateKey, _DHParameters) -> ?nif_stub. +dh_generate_key_nif(_PrivateKey, _DHParameters, _Mpint) -> ?nif_stub. %% DHParameters = [P (Prime)= mpint(), G(Generator) = mpint()] -%% MyPrivKey, OthersPublicKey = mpint() +%% MyPrivKey, OthersPublicKey = mpint() -spec dh_compute_key(binary(), binary(), [binary()]) -> binary(). dh_compute_key(OthersPublicKey, MyPrivateKey, DHParameters) -> - case dh_compute_key_nif(OthersPublicKey,MyPrivateKey,DHParameters) of - error -> erlang:error(computation_failed, [OthersPublicKey,MyPrivateKey,DHParameters]); - Ret -> Ret - end. + compute_key(dh, mpint_to_bin(OthersPublicKey), mpint_to_bin(MyPrivateKey), + map_mpint_to_bin(DHParameters)). + dh_compute_key_nif(_OthersPublicKey, _MyPrivateKey, _DHParameters) -> ?nif_stub. +generate_key(Type, Params) -> + generate_key(Type, Params, undefined). + +generate_key(dh, DHParameters, PrivateKey) -> + dh_generate_key_nif(PrivateKey, DHParameters, 0); + +generate_key(srp, {host, [Verifier, Generator, Prime, Version]}, PrivArg) + when is_binary(Verifier), is_binary(Generator), is_binary(Prime), is_atom(Version) -> + Private = case PrivArg of + undefined -> random_bytes(32); + _ -> PrivArg + end, + host_srp_gen_key(Private, Verifier, Generator, Prime, Version); + +generate_key(srp, {user, [Generator, Prime, Version]}, PrivateArg) + when is_binary(Generator), is_binary(Prime), is_atom(Version) -> + Private = case PrivateArg of + undefined -> random_bytes(32); + _ -> PrivateArg + end, + user_srp_gen_key(Private, Generator, Prime); + +generate_key(ecdh, Curve, undefined) -> + ec_key_to_term(ec_key_generate(Curve)). + + +ec_key_generate(_Key) -> ?nif_stub. + + +compute_key(dh, OthersPublicKey, MyPrivateKey, DHParameters) -> + case dh_compute_key_nif(OthersPublicKey,MyPrivateKey,DHParameters) of + error -> erlang:error(computation_failed, + [OthersPublicKey,MyPrivateKey,DHParameters]); + Ret -> Ret + end; -%%% SRP --spec srp_generate_key(binary(), binary(), atom() | binary(), atom() | binary() ) -> {Public::binary(), Private::binary()}. -srp_generate_key(Verifier, Generator, Prime, Version) when is_binary(Verifier), - is_binary(Generator), - is_binary(Prime), - is_atom(Version) -> - Private = random_bytes(32), - server_srp_gen_key(Private, Verifier, Generator, Prime, Version); - -srp_generate_key(Generator, Prime, Version, Private) when is_binary(Generator), - is_binary(Prime), - is_atom(Version), - is_binary(Private) -> - client_srp_gen_key(Private, Generator, Prime). - --spec srp_generate_key(binary(), binary(), binary(), atom(), binary()) -> {Public::binary(), Private::binary()}. -srp_generate_key(Verifier, Generator, Prime, Version, Private) when is_binary(Verifier), - is_binary(Generator), - is_binary(Prime), - is_atom(Version), - is_binary(Private) - -> - server_srp_gen_key(Private, Verifier, Generator, Prime, Version). - --spec srp_generate_key(binary(), binary(), atom()) -> {Public::binary(), Private::binary()}. -srp_generate_key(Generator, Prime, Version) when is_binary(Generator), - is_binary(Prime), - is_atom(Version) -> - Private = random_bytes(32), - client_srp_gen_key(Private, Generator, Prime). - --spec srp_compute_key(binary(), binary(), binary(), binary(), binary(), atom()| binary(), atom() | binary() ) -> binary(). -srp_compute_key(DerivedKey, Prime, Generator, ClientPublic, ClientPrivate, ServerPublic, Version) when - is_binary(Prime), +compute_key(srp, HostPublic, {UserPublic, UserPrivate}, + {user, [DerivedKey, Prime, Generator, Version | ScramblerArg]}) when + is_binary(Prime), is_binary(Generator), - is_binary(ClientPublic), - is_binary(ClientPrivate), - is_binary(ServerPublic), + is_binary(UserPublic), + is_binary(UserPrivate), + is_binary(HostPublic), is_atom(Version) -> Multiplier = srp_multiplier(Version, Generator, Prime), - Scrambler = srp_scrambler(Version, ClientPublic, ServerPublic, Prime), - srp_client_secret_nif(ClientPrivate, Scrambler, ServerPublic, Multiplier, - Generator, DerivedKey, Prime); - -srp_compute_key(Verifier, Prime, ClientPublic, ServerPublic, ServerPrivate, Version, Scrambler) when - is_binary(Verifier), - is_binary(Prime), - is_binary(ClientPublic), - is_binary(ServerPublic), - is_binary(ServerPrivate), - is_atom(Version), - is_binary(Scrambler) -> - srp_server_secret_nif(Verifier, ServerPrivate, Scrambler, ClientPublic, Prime). - --spec srp_compute_key(binary(), binary(), binary(), binary(), binary(), binary(), atom(), binary()) -> binary(). -srp_compute_key(DerivedKey, Prime, Generator, ClientPublic, ClientPrivate, - ServerPublic, Version, Scrambler) when is_binary(DerivedKey), - is_binary(Prime), - is_binary(Generator), - is_binary(ClientPublic), - is_binary(ClientPrivate), - is_binary(ServerPublic), - is_atom(Version), - is_binary(Scrambler) -> - Multiplier = srp_multiplier(Version, Generator, Prime), - srp_client_secret_nif(ClientPrivate, Scrambler, ServerPublic, Multiplier, - Generator, DerivedKey, Prime). - --spec srp_compute_key(binary(), binary(), binary(), binary(), binary(), atom()) -> binary(). -srp_compute_key(Verifier, Prime, ClientPublic, ServerPublic, ServerPrivate, Version) when + Scrambler = case ScramblerArg of + [] -> srp_scrambler(Version, UserPublic, HostPublic, Prime); + [S] -> S + end, + srp_user_secret_nif(UserPrivate, Scrambler, HostPublic, Multiplier, + Generator, DerivedKey, Prime); + +compute_key(srp, UserPublic, {HostPublic, HostPrivate}, + {host,[Verifier, Prime, Version | ScramblerArg]}) when is_binary(Verifier), - is_binary(Prime), - is_binary(ClientPublic), - is_binary(ServerPublic), - is_binary(ServerPrivate), + is_binary(Prime), + is_binary(UserPublic), + is_binary(HostPublic), + is_binary(HostPrivate), is_atom(Version) -> - Scrambler = srp_scrambler(Version, ClientPublic, ServerPublic, Prime), - srp_server_secret_nif(Verifier, ServerPrivate, Scrambler, ClientPublic, Prime). + Scrambler = case ScramblerArg of + [] -> srp_scrambler(Version, UserPublic, HostPublic, Prime); + [S] -> S + end, + srp_host_secret_nif(Verifier, HostPrivate, Scrambler, UserPublic, Prime); -%% -%% EC -%% - --spec ecdh_generate_key(ec_curve()) -> ec_key() | error. -ecdh_generate_key(Curve) -> - ec_key_to_term(ec_key_generate(Curve)). +compute_key(ecdh, Others, My, Curve) -> + ecdh_compute_key_nif(Others, term_to_ec_key({Curve,My,undefined})). +ecdh_compute_key_nif(_Others, _My) -> ?nif_stub. -ec_key_generate(_Key) -> ?nif_stub. +%% +%% EC +%% -spec ec_key_to_term(ec_key_res()) -> ec_key(). ec_key_to_term(Key) -> @@ -1267,17 +1244,11 @@ term_to_ec_key({Curve, PrivKey, PubKey}) -> term_to_ec_key_nif(_Curve, _PrivKey, _PubKey) -> ?nif_stub. --spec ecdh_compute_key(ec_point(), binary(), ec_curve()) -> binary(). -ecdh_compute_key(Others, My, Curve) -> - ecdh_compute_key_nif(Others, term_to_ec_key({Curve,My,undefined})). - -ecdh_compute_key_nif(_Others, _My) -> ?nif_stub. - %% LOCAL FUNCTIONS %% -client_srp_gen_key(Private, Generator, Prime) -> +user_srp_gen_key(Private, Generator, Prime) -> case mod_exp_prime(Generator, Private, Prime) of error -> error; @@ -1285,7 +1256,7 @@ client_srp_gen_key(Private, Generator, Prime) -> {Public, Private} end. -server_srp_gen_key(Private, Verifier, Generator, Prime, Version) -> +host_srp_gen_key(Private, Verifier, Generator, Prime, Version) -> Multiplier = srp_multiplier(Version, Generator, Prime), case srp_value_B_nif(Multiplier, Verifier, Generator, Private, Prime) of error -> @@ -1305,17 +1276,17 @@ srp_multiplier('6', _, _) -> srp_multiplier('3', _, _) -> <<1/integer>>. -srp_scrambler(Version, ClientPublic, ServerPublic, Prime) when Version == '6'; Version == '6a'-> +srp_scrambler(Version, UserPublic, HostPublic, Prime) when Version == '6'; Version == '6a'-> %% SHA1(PAD(A) | PAD(B)) from http://srp.stanford.edu/design.html PadLength = erlang:byte_size(Prime), C0 = sha_init(), - C1 = sha_update(C0, srp_pad_to(PadLength, ClientPublic)), - C2 = sha_update(C1, srp_pad_to(PadLength, ServerPublic)), + C1 = sha_update(C0, srp_pad_to(PadLength, UserPublic)), + C2 = sha_update(C1, srp_pad_to(PadLength, HostPublic)), sha_final(C2); -srp_scrambler('3', _, ServerPublic, _Prime) -> +srp_scrambler('3', _, HostPublic, _Prime) -> %% The parameter u is a 32-bit unsigned integer which takes its value %% from the first 32 bits of the SHA1 hash of B, MSB first. - <> = sha(ServerPublic), + <> = sha(HostPublic), U. srp_pad_length(Width, Length) -> @@ -1327,9 +1298,9 @@ srp_pad_to(Width, Binary) -> N -> << 0:(N*8), Binary/binary>> end. -srp_server_secret_nif(_Verifier, _B, _U, _A, _Prime) -> ?nif_stub. +srp_host_secret_nif(_Verifier, _B, _U, _A, _Prime) -> ?nif_stub. -srp_client_secret_nif(_A, _U, _B, _Multiplier, _Generator, _Exponent, _Prime) -> ?nif_stub. +srp_user_secret_nif(_A, _U, _B, _Multiplier, _Generator, _Exponent, _Prime) -> ?nif_stub. srp_value_B_nif(_Multiplier, _Verifier, _Generator, _Exponent, _Prime) -> ?nif_stub. diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl index 384d15c68c..473609778c 100644 --- a/lib/crypto/test/crypto_SUITE.erl +++ b/lib/crypto/test/crypto_SUITE.erl @@ -1864,13 +1864,16 @@ dh(Config) when is_list(Config) -> {param, DHPs} -> timer:sleep(100), io:format("DHP ~p~n", [DHPs]), - ?line {Pub1,Priv1} = crypto:dh_generate_key(DHPs), + DHPs_mpint = lists:map(fun(E) -> sized_binary(E) end, DHPs), + ?line {Pub1,Priv1} = crypto:generate_key(dh, DHPs), io:format("Key1:~n~p~n~p~n~n", [Pub1,Priv1]), - ?line {Pub2,Priv2} = crypto:dh_generate_key(DHPs), + ?line {Pub2,Priv2} = crypto:dh_generate_key(DHPs_mpint), io:format("Key2:~n~p~n~p~n~n", [Pub2,Priv2]), - ?line A = crypto:dh_compute_key(Pub1, Priv2, DHPs), + ?line A = crypto:compute_key(dh, Pub1, unsized_binary(Priv2), DHPs), + ?line A = crypto:dh_compute_key(sized_binary(Pub1), Priv2, DHPs_mpint), timer:sleep(100), %% Get another thread see if that triggers problem - ?line B = crypto:dh_compute_key(Pub2, Priv1, DHPs), + ?line B = crypto:compute_key(dh, unsized_binary(Pub2), Priv1, DHPs), + ?line B = crypto:dh_compute_key(Pub2, sized_binary(Priv1), DHPs_mpint), io:format("A ~p~n",[A]), io:format("B ~p~n",[B]), ?line A = B @@ -1879,6 +1882,7 @@ dh(Config) when is_list(Config) -> exit(Pid, kill) end. + ec(doc) -> ["Test ec (Ecliptic Curve) functions."]; ec(suite) -> []; @@ -1887,7 +1891,7 @@ ec(Config) when is_list(Config) -> ec_do() -> %% test for a name curve - {D2_priv, D2_pub} = crypto:ecdh_generate_key(sect113r2), + {D2_priv, D2_pub} = crypto:generate_key(ecdh, sect113r2), D2 = {sect113r2, D2_priv, D2_pub}, %%TODO: find a published test case for a EC key @@ -1985,12 +1989,12 @@ srp3(Config) when is_list(Config) -> Verifier = crypto:mod_exp_prime(Generator, UserPassHash, Prime), ClientPublic = crypto:mod_exp_prime(Generator, ClientPrivate, Prime), - {ClientPublic, ClientPrivate} = crypto:srp_generate_key(Generator, Prime, Version, ClientPrivate), - {ServerPublic, ServerPrivate} = crypto:srp_generate_key(Verifier, Generator, Prime, Version, ServerPrivate), - SessionKey = crypto:srp_compute_key(UserPassHash, Prime, Generator, ClientPublic, - ClientPrivate, ServerPublic, Version, Scrambler), - SessionKey = crypto:srp_compute_key(Verifier, Prime, ClientPublic, - ServerPublic, ServerPrivate, Version, Scrambler). + {ClientPublic, ClientPrivate} = crypto:generate_key(srp, {user, [Generator, Prime, Version]}, ClientPrivate), + {ServerPublic, ServerPrivate} = crypto:generate_key(srp, {host, [Verifier, Generator, Prime, Version]}, ServerPrivate), + SessionKey = crypto:compute_key(srp, ServerPublic, {ClientPublic, ClientPrivate}, + {user, [UserPassHash, Prime, Generator, Version, Scrambler]}), + SessionKey = crypto:compute_key(srp, ClientPublic, {ServerPublic, ServerPrivate}, + {host, [Verifier, Prime, Version, Scrambler]}). srp6(doc) -> ["SRP-6 test vectors generated by http://srp.stanford.edu/demo/demo.html"]; @@ -2036,12 +2040,12 @@ srp6(Config) when is_list(Config) -> Verifier = crypto:mod_exp_prime(Generator, UserPassHash, Prime), ClientPublic = crypto:mod_exp_prime(Generator, ClientPrivate, Prime), - {ClientPublic, ClientPrivate} = crypto:srp_generate_key(Generator, Prime, Version, ClientPrivate), - {ServerPublic, ServerPrivate} = crypto:srp_generate_key(Verifier, Generator, Prime, Version, ServerPrivate), - SessionKey = crypto:srp_compute_key(UserPassHash, Prime, Generator, ClientPublic, - ClientPrivate, ServerPublic, Version, Scrambler), - SessionKey = crypto:srp_compute_key(Verifier, Prime, ClientPublic, - ServerPublic, ServerPrivate, Version, Scrambler). + {ClientPublic, ClientPrivate} = crypto:generate_key(srp, {user, [Generator, Prime, Version]}, ClientPrivate), + {ServerPublic, ServerPrivate} = crypto:generate_key(srp, {host, [Verifier, Generator, Prime, Version]}, ServerPrivate), + SessionKey = crypto:compute_key(srp, ServerPublic, {ClientPublic, ClientPrivate}, + {user, [UserPassHash, Prime, Generator, Version, Scrambler]}), + SessionKey = crypto:compute_key(srp, ClientPublic, {ServerPublic, ServerPrivate}, + {host, [Verifier, Prime, Version, Scrambler]}). srp6a(doc) -> ["SRP-6a test vectors from RFC5054."]; @@ -2086,13 +2090,13 @@ srp6a(Config) when is_list(Config) -> UserPassHash = crypto:sha([Salt, crypto:sha([Username, <<$:>>, Password])]), Verifier = crypto:mod_exp_prime(Generator, UserPassHash, Prime), - {ClientPublic, ClientPrivate} = crypto:srp_generate_key(Generator, Prime, Version, ClientPrivate), - {ServerPublic, ServerPrivate} = crypto:srp_generate_key(Verifier, Generator, Prime, Version, ServerPrivate), + {ClientPublic, ClientPrivate} = crypto:generate_key(srp, {user, [Generator, Prime, Version]}, ClientPrivate), + {ServerPublic, ServerPrivate} = crypto:generate_key(srp, {host, [Verifier, Generator, Prime, Version]}, ServerPrivate), - SessionKey = crypto:srp_compute_key(UserPassHash, Prime, Generator, ClientPublic, - ClientPrivate, ServerPublic, Version, Scrambler), - SessionKey = crypto:srp_compute_key(Verifier, Prime, ClientPublic, - ServerPublic, ServerPrivate, Version, Scrambler). + SessionKey = crypto:compute_key(srp, ServerPublic, {ClientPublic, ClientPrivate}, + {user, [UserPassHash, Prime, Generator, Version, Scrambler]}), + SessionKey = crypto:compute_key(srp, ClientPublic, {ServerPublic, ServerPrivate}, + {host, [Verifier, Prime, Version, Scrambler]}). %% %% @@ -2287,6 +2291,9 @@ sized_binary(Binary) when is_binary(Binary) -> sized_binary(List) -> sized_binary(list_to_binary(List)). +unsized_binary(<>) -> + Binary. + xor_bytes(Bin1, Bin2) when is_binary(Bin1), is_binary(Bin2) -> L1 = binary_to_list(Bin1), L2 = binary_to_list(Bin2), -- cgit v1.2.3