diff options
Diffstat (limited to 'lib/crypto')
| -rw-r--r-- | lib/crypto/c_src/crypto.c | 72 | ||||
| -rw-r--r-- | lib/crypto/src/crypto.erl | 9 |
2 files changed, 79 insertions, 2 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 72aa44e7db..41277ada60 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -183,6 +183,13 @@ # endif #endif +// OPENSSL_VERSION_NUMBER >= 1.1.1-pre8 +#if OPENSSL_VERSION_NUMBER >= (PACKED_OPENSSL_VERSION_PLAIN(1,1,1)-7) +# ifndef HAS_LIBRESSL +# define HAVE_POLY1305 +# endif +#endif + #if OPENSSL_VERSION_NUMBER <= PACKED_OPENSSL_VERSION(0,9,8,'l') # define HAVE_ECB_IVEC_BUG #endif @@ -524,6 +531,8 @@ static ERL_NIF_TERM aes_gcm_decrypt_NO_EVP(ErlNifEnv* env, int argc, const ERL_N static ERL_NIF_TERM chacha20_poly1305_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM chacha20_poly1305_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM poly1305_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); + static ERL_NIF_TERM engine_by_id_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM engine_init_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM engine_finish_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); @@ -614,6 +623,8 @@ static ErlNifFunc nif_funcs[] = { {"chacha20_poly1305_encrypt", 4, chacha20_poly1305_encrypt}, {"chacha20_poly1305_decrypt", 5, chacha20_poly1305_decrypt}, + {"poly1305_nif", 2, poly1305_nif}, + {"engine_by_id_nif", 1, engine_by_id_nif}, {"engine_init_nif", 1, engine_init_nif}, {"engine_finish_nif", 1, engine_finish_nif}, @@ -1246,7 +1257,7 @@ static ERL_NIF_TERM algo_pubkey[11]; /* 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 ERL_NIF_TERM algo_mac[3]; /* increase when extending the list */ static int algo_curve_cnt, algo_curve_fips_cnt; static ERL_NIF_TERM algo_curve[87]; /* increase when extending the list */ @@ -1341,6 +1352,9 @@ static void init_algorithms_types(ErlNifEnv* env) #ifdef HAVE_CMAC algo_mac[algo_mac_cnt++] = enif_make_atom(env,"cmac"); #endif +#ifdef HAVE_POLY1305 + algo_mac[algo_mac_cnt++] = enif_make_atom(env,"poly1305"); +#endif // Non-validated algorithms follow algo_mac_fips_cnt = algo_mac_cnt; @@ -2082,6 +2096,62 @@ static ERL_NIF_TERM cmac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[] #endif } +/* For OpenSSL >= 1.1.1 the hmac_nif and cmac_nif could be integrated into poly1305 (with 'type' as parameter) */ +static ERL_NIF_TERM poly1305_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Key, Text) */ +#ifdef HAVE_POLY1305 + ErlNifBinary key_bin, text, ret_bin; + ERL_NIF_TERM ret = atom_error; + EVP_PKEY *key = NULL; + EVP_MD_CTX *mctx = NULL; + EVP_PKEY_CTX *pctx = NULL; + const EVP_MD *md = NULL; + size_t size; + int type; + + type = EVP_PKEY_POLY1305; + + if (!enif_inspect_binary(env, argv[0], &key_bin) || + !(key_bin.size == 32) ) { + return enif_make_badarg(env); + } + + if (!enif_inspect_binary(env, argv[1], &text) ) { + return enif_make_badarg(env); + } + + key = EVP_PKEY_new_raw_private_key(type, /*engine*/ NULL, key_bin.data, key_bin.size); + + if (!key || + !(mctx = EVP_MD_CTX_new()) || + !EVP_DigestSignInit(mctx, &pctx, md, /*engine*/ NULL, key) || + !EVP_DigestSignUpdate(mctx, text.data, text.size)) { + goto err; + } + + if (!EVP_DigestSignFinal(mctx, NULL, &size) || + !enif_alloc_binary(size, &ret_bin) || + !EVP_DigestSignFinal(mctx, ret_bin.data, &size)) { + goto err; + } + + if ((size != ret_bin.size) && + !enif_realloc_binary(&ret_bin, size)) { + goto err; + } + + ret = enif_make_binary(env, &ret_bin); + + err: + EVP_MD_CTX_free(mctx); + EVP_PKEY_free(key); + return ret; + +#else + return atom_notsup; +#endif +} + static ERL_NIF_TERM block_crypt_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Type, Key, Ivec, Text, IsEncrypt) or (Type, Key, Text, IsEncrypt) */ struct cipher_type_t *cipherp = NULL; diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl index 81ab4e5ea1..3774f936e7 100644 --- a/lib/crypto/src/crypto.erl +++ b/lib/crypto/src/crypto.erl @@ -29,6 +29,7 @@ -export([generate_key/2, generate_key/3, compute_key/4]). -export([hmac/3, hmac/4, hmac_init/2, hmac_update/2, hmac_final/1, hmac_final_n/2]). -export([cmac/3, cmac/4]). +-export([poly1305/2]). -export([exor/2, strong_rand_bytes/1, mod_pow/3]). -export([rand_seed/0, rand_seed_alg/1]). -export([rand_seed_s/0, rand_seed_alg_s/1]). @@ -194,6 +195,9 @@ cmac(Type, Key, Data) -> cmac(Type, Key, Data, MacSize) -> erlang:binary_part(cmac(Type, Key, Data), 0, MacSize). +poly1305(Key, Data) -> + poly1305_nif(Key, Data). + %% Ecrypt/decrypt %%% -spec block_encrypt(des_cbc | des_cfb | @@ -1060,9 +1064,12 @@ hmac_final_nif(_Context) -> ?nif_stub. hmac_final_nif(_Context, _MacSize) -> ?nif_stub. %% CMAC - cmac_nif(_Type, _Key, _Data) -> ?nif_stub. +%% POLY1305 +poly1305_nif(_Key, _Data) -> ?nif_stub. + + %% CIPHERS -------------------------------------------------------------------- block_crypt_nif(_Type, _Key, _Ivec, _Text, _IsEncrypt) -> ?nif_stub. |