diff options
Diffstat (limited to 'lib/crypto')
| -rw-r--r-- | lib/crypto/c_src/crypto.c | 265 | ||||
| -rw-r--r-- | lib/crypto/doc/src/crypto.xml | 113 | ||||
| -rw-r--r-- | lib/crypto/doc/src/notes.xml | 59 | ||||
| -rw-r--r-- | lib/crypto/src/crypto.appup.src | 14 | ||||
| -rw-r--r-- | lib/crypto/src/crypto.erl | 1659 | ||||
| -rw-r--r-- | lib/crypto/test/crypto_SUITE.erl | 132 | ||||
| -rw-r--r-- | lib/crypto/vsn.mk | 2 |
7 files changed, 1244 insertions, 1000 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 98ebb21f29..c28ff8136c 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -142,6 +142,19 @@ (s)[3] = (char)((i) & 0xff);\ } +/* This shall correspond to the similar macro in crypto.erl */ +/* Current value is: erlang:system_info(context_reductions) * 10 */ +#define MAX_BYTES_TO_NIF 20000 + +#define CONSUME_REDS(NifEnv, Ibin) \ +do { \ + int _cost = ((Ibin).size * 100) / MAX_BYTES_TO_NIF;\ + if (_cost) { \ + (void) enif_consume_timeslice((NifEnv), \ + (_cost > 100) ? 100 : _cost); \ + } \ + } while (0) + /* NIF interface declarations */ static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info); static int upgrade(ErlNifEnv* env, void** priv_data, void** old_priv_data, ERL_NIF_TERM load_info); @@ -208,7 +221,7 @@ static ERL_NIF_TERM mod_exp_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg static ERL_NIF_TERM dss_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM rsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM exor(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM do_exor(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM rc4_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM rc4_set_key(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM rc4_encrypt_with_state(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); @@ -229,8 +242,6 @@ static ERL_NIF_TERM bf_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar static ERL_NIF_TERM bf_ecb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM blowfish_ofb64_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM ec_key_to_term_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM term_to_ec_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM ec_key_generate(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM ecdsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM ecdsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); @@ -338,7 +349,7 @@ static ErlNifFunc nif_funcs[] = { {"dss_verify_nif", 4, dss_verify_nif}, {"rsa_verify_nif", 4, rsa_verify_nif}, {"aes_cbc_crypt", 4, aes_cbc_crypt}, - {"exor", 2, exor}, + {"do_exor", 2, do_exor}, {"rc4_encrypt", 2, rc4_encrypt}, {"rc4_set_key", 1, rc4_set_key}, {"rc4_encrypt_with_state", 2, rc4_encrypt_with_state}, @@ -359,12 +370,10 @@ static ErlNifFunc nif_funcs[] = { {"bf_ecb_crypt", 3, bf_ecb_crypt}, {"blowfish_ofb64_encrypt", 3, blowfish_ofb64_encrypt}, - {"ec_key_to_term_nif", 1, ec_key_to_term_nif}, - {"term_to_ec_key_nif", 3, term_to_ec_key_nif}, {"ec_key_generate", 1, ec_key_generate}, - {"ecdsa_sign_nif", 3, ecdsa_sign_nif}, - {"ecdsa_verify_nif", 4, ecdsa_verify_nif}, - {"ecdh_compute_key_nif", 2, ecdh_compute_key_nif} + {"ecdsa_sign_nif", 4, ecdsa_sign_nif}, + {"ecdsa_verify_nif", 5, ecdsa_verify_nif}, + {"ecdh_compute_key_nif", 3, ecdh_compute_key_nif} }; #if defined(HAVE_EC) @@ -459,10 +468,7 @@ static struct nid_map ec_curves[] = { #define EC_CURVES_CNT (sizeof(ec_curves)/sizeof(struct nid_map)) -struct nif_ec_key { - EC_KEY *key; -}; -#endif +#endif /* HAVE_EC */ ERL_NIF_INIT(crypto,nif_funcs,load,NULL,upgrade,unload) @@ -515,17 +521,13 @@ static ERL_NIF_TERM atom_none; static ERL_NIF_TERM atom_notsup; static ERL_NIF_TERM atom_digest; -static ERL_NIF_TERM atom_ec; - #if defined(HAVE_EC) +static ERL_NIF_TERM atom_ec; static ERL_NIF_TERM atom_prime_field; static ERL_NIF_TERM atom_characteristic_two_field; static ERL_NIF_TERM atom_tpbasis; static ERL_NIF_TERM atom_ppbasis; static ERL_NIF_TERM atom_onbasis; - -static ErlNifResourceType* res_type_ec_key; -static void ec_key_dtor(ErlNifEnv* env, void* obj); #endif /* @@ -557,7 +559,6 @@ static void error_handler(void* null, const char* errstr) static int init(ErlNifEnv* env, ERL_NIF_TERM load_info) { - int i; ErlNifSysInfo sys_info; get_crypto_callbacks_t* funcp; struct crypto_callbacks* ccb; @@ -577,6 +578,7 @@ static int init(ErlNifEnv* env, ERL_NIF_TERM load_info) PRINTF_ERR1("CRYPTO: Invalid load_info '%T'", load_info); return 0; } + if (library_refc > 0) { /* Repeated loading of this library (module upgrade). * Atoms and callbacks are already set, we are done. @@ -618,13 +620,11 @@ static int init(ErlNifEnv* env, ERL_NIF_TERM load_info) atom_ppbasis = enif_make_atom(env,"ppbasis"); atom_onbasis = enif_make_atom(env,"onbasis"); - for (i = 0; i < EC_CURVES_CNT; i++) + { + int i; + for (i = 0; i < EC_CURVES_CNT; i++) ec_curves[i].atom = enif_make_atom(env,ec_curves[i].name); - - res_type_ec_key = enif_open_resource_type(env,NULL,"crypto.EC_KEY", - ec_key_dtor, - ERL_NIF_RT_CREATE|ERL_NIF_RT_TAKEOVER, - NULL); + } #endif init_digest_types(env); @@ -778,6 +778,7 @@ static ERL_NIF_TERM md5(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) } MD5((unsigned char *) ibin.data, ibin.size, enif_make_new_binary(env,MD5_LEN, &ret)); + CONSUME_REDS(env,ibin); return ret; } static ERL_NIF_TERM md5_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -799,6 +800,7 @@ static ERL_NIF_TERM md5_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv new_ctx = (MD5_CTX*) enif_make_new_binary(env,MD5_CTX_LEN, &ret); memcpy(new_ctx, ctx_bin.data, MD5_CTX_LEN); MD5_Update(new_ctx, data_bin.data, data_bin.size); + CONSUME_REDS(env,data_bin); return ret; } static ERL_NIF_TERM md5_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -820,10 +822,11 @@ static ERL_NIF_TERM ripemd160(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[ ERL_NIF_TERM ret; if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) { - return enif_make_badarg(env); + return enif_make_badarg(env); } RIPEMD160((unsigned char *) ibin.data, ibin.size, - enif_make_new_binary(env,RIPEMD160_LEN, &ret)); + enif_make_new_binary(env,RIPEMD160_LEN, &ret)); + CONSUME_REDS(env,ibin); return ret; } static ERL_NIF_TERM ripemd160_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -838,13 +841,14 @@ static ERL_NIF_TERM ripemd160_update(ErlNifEnv* env, int argc, const ERL_NIF_TER ErlNifBinary ctx_bin, data_bin; ERL_NIF_TERM ret; if (!enif_inspect_binary(env, argv[0], &ctx_bin) - || ctx_bin.size != RIPEMD160_CTX_LEN - || !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) { - return enif_make_badarg(env); + || ctx_bin.size != RIPEMD160_CTX_LEN + || !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) { + return enif_make_badarg(env); } new_ctx = (RIPEMD160_CTX*) enif_make_new_binary(env,RIPEMD160_CTX_LEN, &ret); memcpy(new_ctx, ctx_bin.data, RIPEMD160_CTX_LEN); RIPEMD160_Update(new_ctx, data_bin.data, data_bin.size); + CONSUME_REDS(env, data_bin); return ret; } static ERL_NIF_TERM ripemd160_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -853,7 +857,7 @@ static ERL_NIF_TERM ripemd160_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM RIPEMD160_CTX ctx_clone; ERL_NIF_TERM ret; if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != RIPEMD160_CTX_LEN) { - return enif_make_badarg(env); + return enif_make_badarg(env); } memcpy(&ctx_clone, ctx_bin.data, RIPEMD160_CTX_LEN); /* writable */ RIPEMD160_Final(enif_make_new_binary(env, RIPEMD160_LEN, &ret), &ctx_clone); @@ -871,6 +875,7 @@ static ERL_NIF_TERM sha(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) } SHA1((unsigned char *) ibin.data, ibin.size, enif_make_new_binary(env,SHA_LEN, &ret)); + CONSUME_REDS(env,ibin); return ret; } static ERL_NIF_TERM sha_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -891,6 +896,7 @@ static ERL_NIF_TERM sha_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv new_ctx = (SHA_CTX*) enif_make_new_binary(env,SHA_CTX_LEN, &ret); memcpy(new_ctx, ctx_bin.data, SHA_CTX_LEN); SHA1_Update(new_ctx, data_bin.data, data_bin.size); + CONSUME_REDS(env,data_bin); return ret; } static ERL_NIF_TERM sha_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -917,6 +923,7 @@ static ERL_NIF_TERM sha224_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv } SHA224((unsigned char *) ibin.data, ibin.size, enif_make_new_binary(env,SHA224_LEN, &ret)); + CONSUME_REDS(env,ibin); return ret; #else return atom_notsup; @@ -945,6 +952,7 @@ static ERL_NIF_TERM sha224_update_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE new_ctx = (SHA256_CTX*) enif_make_new_binary(env,sizeof(SHA256_CTX), &ret); memcpy(new_ctx, ctx_bin.data, sizeof(SHA256_CTX)); SHA224_Update(new_ctx, data_bin.data, data_bin.size); + CONSUME_REDS(env,data_bin); return ret; #else return atom_notsup; @@ -978,6 +986,7 @@ static ERL_NIF_TERM sha256_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv } SHA256((unsigned char *) ibin.data, ibin.size, enif_make_new_binary(env,SHA256_LEN, &ret)); + CONSUME_REDS(env,ibin); return ret; #else return atom_notsup; @@ -1006,6 +1015,7 @@ static ERL_NIF_TERM sha256_update_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE new_ctx = (SHA256_CTX*) enif_make_new_binary(env,sizeof(SHA256_CTX), &ret); memcpy(new_ctx, ctx_bin.data, sizeof(SHA256_CTX)); SHA256_Update(new_ctx, data_bin.data, data_bin.size); + CONSUME_REDS(env,data_bin); return ret; #else return atom_notsup; @@ -1039,6 +1049,7 @@ static ERL_NIF_TERM sha384_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv } SHA384((unsigned char *) ibin.data, ibin.size, enif_make_new_binary(env,SHA384_LEN, &ret)); + CONSUME_REDS(env,ibin); return ret; #else return atom_notsup; @@ -1067,6 +1078,7 @@ static ERL_NIF_TERM sha384_update_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE new_ctx = (SHA512_CTX*) enif_make_new_binary(env,sizeof(SHA512_CTX), &ret); memcpy(new_ctx, ctx_bin.data, sizeof(SHA512_CTX)); SHA384_Update(new_ctx, data_bin.data, data_bin.size); + CONSUME_REDS(env,data_bin); return ret; #else return atom_notsup; @@ -1100,6 +1112,7 @@ static ERL_NIF_TERM sha512_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv } SHA512((unsigned char *) ibin.data, ibin.size, enif_make_new_binary(env,SHA512_LEN, &ret)); + CONSUME_REDS(env,ibin); return ret; #else return atom_notsup; @@ -1128,6 +1141,7 @@ static ERL_NIF_TERM sha512_update_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE new_ctx = (SHA512_CTX*) enif_make_new_binary(env,sizeof(SHA512_CTX), &ret); memcpy(new_ctx, ctx_bin.data, sizeof(SHA512_CTX)); SHA512_Update(new_ctx, data_bin.data, data_bin.size); + CONSUME_REDS(env,data_bin); return ret; #else return atom_notsup; @@ -1161,6 +1175,7 @@ static ERL_NIF_TERM md4(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) } MD4((unsigned char *) ibin.data, ibin.size, enif_make_new_binary(env,MD4_LEN, &ret)); + CONSUME_REDS(env,ibin); return ret; } static ERL_NIF_TERM md4_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -1181,6 +1196,7 @@ static ERL_NIF_TERM md4_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv new_ctx = (MD4_CTX*) enif_make_new_binary(env,MD4_CTX_LEN, &ret); memcpy(new_ctx, ctx_bin.data, MD4_CTX_LEN); MD4_Update(new_ctx, data_bin.data, data_bin.size); + CONSUME_REDS(env,data_bin); return ret; } static ERL_NIF_TERM md4_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -1210,6 +1226,7 @@ static ERL_NIF_TERM md5_mac_n(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[ } hmac_md5(key.data, key.size, data.data, data.size, hmacbuf); memcpy(enif_make_new_binary(env, mac_sz, &ret), hmacbuf, mac_sz); + CONSUME_REDS(env,data); return ret; } @@ -1228,6 +1245,7 @@ static ERL_NIF_TERM sha_mac_n(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[ hmac_sha1(key.data, key.size, data.data, data.size, hmacbuf); memcpy(enif_make_new_binary(env, mac_sz, &ret), hmacbuf, mac_sz); + CONSUME_REDS(env,data); return ret; } @@ -1247,6 +1265,7 @@ static ERL_NIF_TERM sha224_mac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM hmac_sha224(key.data, key.size, data.data, data.size, hmacbuf); memcpy(enif_make_new_binary(env, mac_sz, &ret), hmacbuf, mac_sz); + CONSUME_REDS(env,data); return ret; #else return atom_notsup; @@ -1269,6 +1288,7 @@ static ERL_NIF_TERM sha256_mac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM hmac_sha256(key.data, key.size, data.data, data.size, hmacbuf); memcpy(enif_make_new_binary(env, mac_sz, &ret), hmacbuf, mac_sz); + CONSUME_REDS(env,data); return ret; #else return atom_notsup; @@ -1291,6 +1311,7 @@ static ERL_NIF_TERM sha384_mac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM hmac_sha384(key.data, key.size, data.data, data.size, hmacbuf); memcpy(enif_make_new_binary(env, mac_sz, &ret), hmacbuf, mac_sz); + CONSUME_REDS(env,data); return ret; #else return atom_notsup; @@ -1314,6 +1335,7 @@ static ERL_NIF_TERM sha512_mac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM hmac_sha512(key.data, key.size, data.data, data.size, hmacbuf); memcpy(enif_make_new_binary(env, mac_sz, &ret), hmacbuf, mac_sz); + CONSUME_REDS(env,data); return ret; #else return atom_notsup; @@ -1371,6 +1393,7 @@ static ERL_NIF_TERM hmac_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg ctx_buf = enif_make_new_binary(env, sizeof(HMAC_CTX), &ret); memcpy(ctx_buf, context.data, context.size); HMAC_Update((HMAC_CTX *)ctx_buf, data.data, data.size); + CONSUME_REDS(env,data); return ret; } @@ -1401,7 +1424,7 @@ static ERL_NIF_TERM hmac_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv HMAC_CTX_cleanup(&ctx); if (argc == 2 && req_len < mac_len) { - // Only truncate to req_len bytes if asked. + /* Only truncate to req_len bytes if asked. */ mac_len = req_len; } mac_bin = enif_make_new_binary(env, mac_len, &ret); @@ -1427,6 +1450,7 @@ static ERL_NIF_TERM des_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a DES_set_key((const_DES_cblock*)key.data, &schedule); DES_ncbc_encrypt(text.data, enif_make_new_binary(env, text.size, &ret), text.size, &schedule, &ivec_clone, (argv[3] == atom_true)); + CONSUME_REDS(env,text); return ret; } @@ -1446,6 +1470,7 @@ static ERL_NIF_TERM des_cfb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a DES_set_key((const_DES_cblock*)key.data, &schedule); DES_cfb_encrypt(text.data, enif_make_new_binary(env, text.size, &ret), 8, text.size, &schedule, &ivec_clone, (argv[3] == atom_true)); + CONSUME_REDS(env,text); return ret; } @@ -1462,6 +1487,7 @@ static ERL_NIF_TERM des_ecb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a DES_ecb_encrypt((const_DES_cblock*)text.data, (DES_cblock*)enif_make_new_binary(env, 8, &ret), &schedule, (argv[2] == atom_true)); + CONSUME_REDS(env,text); return ret; } @@ -1488,6 +1514,7 @@ static ERL_NIF_TERM des_ede3_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_T DES_ede3_cbc_encrypt(text.data, enif_make_new_binary(env,text.size,&ret), text.size, &schedule1, &schedule2, &schedule3, &ivec_clone, (argv[5] == atom_true)); + CONSUME_REDS(env,text); return ret; } @@ -1514,6 +1541,7 @@ static ERL_NIF_TERM des_ede3_cfb_crypt_nif(ErlNifEnv* env, int argc, const ERL_N DES_ede3_cfb_encrypt(text.data, enif_make_new_binary(env,text.size,&ret), 8, text.size, &schedule1, &schedule2, &schedule3, &ivec_clone, (argv[5] == atom_true)); + CONSUME_REDS(env,text); return ret; #else return atom_notsup; @@ -1540,6 +1568,7 @@ static ERL_NIF_TERM aes_cfb_128_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TE enif_make_new_binary(env, text.size, &ret), text.size, &aes_key, ivec_clone, &new_ivlen, (argv[3] == atom_true)); + CONSUME_REDS(env,text); return ret; } @@ -1565,6 +1594,7 @@ static ERL_NIF_TERM aes_ctr_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM AES_ctr128_encrypt((unsigned char *) text.data, enif_make_new_binary(env, text.size, &ret), text.size, &aes_key, ivec_clone, ecount_buf, &num); + CONSUME_REDS(env,text); /* To do an incremental {en|de}cryption, the state to to keep between calls must include ivec_clone, ecount_buf and num. */ @@ -1608,6 +1638,7 @@ static ERL_NIF_TERM aes_ctr_stream_encrypt(ErlNifEnv* env, int argc, const ERL_N num2_term = enif_make_uint(env, num); new_state_term = enif_make_tuple4(env, state_term[0], ivec2_term, ecount2_term, num2_term); ret = enif_make_tuple2(env, new_state_term, cipher_term); + CONSUME_REDS(env,text_bin); return ret; } @@ -2055,10 +2086,11 @@ static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a ret_ptr = enif_make_new_binary(env, data_bin.size, &ret); memcpy(ivec, ivec_bin.data, 16); /* writable copy */ AES_cbc_encrypt(data_bin.data, ret_ptr, data_bin.size, &aes_key, ivec, i); + CONSUME_REDS(env,data_bin); return ret; } -static ERL_NIF_TERM exor(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +static ERL_NIF_TERM do_exor(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Data1, Data2) */ ErlNifBinary d1, d2; unsigned char* ret_ptr; @@ -2075,6 +2107,7 @@ static ERL_NIF_TERM exor(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) for (i=0; i<d1.size; i++) { ret_ptr[i] = d1.data[i] ^ d2.data[i]; } + CONSUME_REDS(env,d1); return ret; } @@ -2091,6 +2124,7 @@ static ERL_NIF_TERM rc4_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg RC4_set_key(&rc4_key, key.size, key.data); RC4(&rc4_key, data.size, data.data, enif_make_new_binary(env, data.size, &ret)); + CONSUME_REDS(env,data); return ret; } @@ -2123,7 +2157,7 @@ static ERL_NIF_TERM rc4_encrypt_with_state(ErlNifEnv* env, int argc, const ERL_N memcpy(rc4_key, state.data, sizeof(RC4_KEY)); RC4(rc4_key, data.size, data.data, enif_make_new_binary(env, data.size, &new_data)); - + CONSUME_REDS(env,data); return enif_make_tuple2(env,new_state,new_data); } @@ -2150,6 +2184,7 @@ static ERL_NIF_TERM rc2_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a data_bin.size, &rc2_key, iv_copy, (argv[3] == atom_true)); + CONSUME_REDS(env,data_bin); return ret; } @@ -2781,6 +2816,7 @@ static ERL_NIF_TERM bf_cfb64_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM BF_cfb64_encrypt(data_bin.data, enif_make_new_binary(env,data_bin.size,&ret), data_bin.size, &bf_key, bf_tkey, &bf_n, (argv[3] == atom_true ? BF_ENCRYPT : BF_DECRYPT)); + CONSUME_REDS(env,data_bin); return ret; } @@ -2804,6 +2840,7 @@ static ERL_NIF_TERM bf_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar BF_cbc_encrypt(data_bin.data, enif_make_new_binary(env,data_bin.size,&ret), data_bin.size, &bf_key, bf_tkey, (argv[3] == atom_true ? BF_ENCRYPT : BF_DECRYPT)); + CONSUME_REDS(env,data_bin); return ret; } @@ -2821,6 +2858,7 @@ static ERL_NIF_TERM bf_ecb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar BF_set_key(&bf_key, key_bin.size, key_bin.data); BF_ecb_encrypt(data_bin.data, enif_make_new_binary(env,data_bin.size,&ret), &bf_key, (argv[2] == atom_true ? BF_ENCRYPT : BF_DECRYPT)); + CONSUME_REDS(env,data_bin); return ret; } @@ -2843,6 +2881,7 @@ static ERL_NIF_TERM blowfish_ofb64_encrypt(ErlNifEnv* env, int argc, const ERL_N memcpy(bf_tkey, ivec_bin.data, 8); BF_ofb64_encrypt(data_bin.data, enif_make_new_binary(env,data_bin.size,&ret), data_bin.size, &bf_key, bf_tkey, &bf_n); + CONSUME_REDS(env,data_bin); return ret; } @@ -2884,7 +2923,7 @@ static EC_KEY* ec_key_new(ErlNifEnv* env, ERL_NIF_TERM curve_arg) && c_arity == 5 && get_bn_from_bin(env, curve[3], &bn_order) && (curve[4] != atom_none && get_bn_from_bin(env, curve[4], &cofactor))) { - //* {Field, Prime, Point, Order, CoFactor} = Curve */ + /* {Field, Prime, Point, Order, CoFactor} = Curve */ int f_arity = -1; const ERL_NIF_TERM* field; @@ -3038,7 +3077,7 @@ static ERL_NIF_TERM bn2term(ErlNifEnv* env, const BIGNUM *bn) dlen = BN_num_bytes(bn); ptr = enif_make_new_binary(env, dlen, &ret); BN_bn2bin(bn, ptr); - + ERL_VALGRIND_MAKE_MEM_DEFINED(ptr, dlen); return ret; } @@ -3061,39 +3100,10 @@ static ERL_NIF_TERM point2term(ErlNifEnv* env, enif_release_binary(&bin); return enif_make_badarg(env); } - + ERL_VALGRIND_MAKE_MEM_DEFINED(bin.data, bin.size); return enif_make_binary(env, &bin); } -#endif - -static ERL_NIF_TERM ec_key_to_term_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{ -#if defined(HAVE_EC) - struct nif_ec_key *obj; - const EC_GROUP *group; - const EC_POINT *public_key; - const BIGNUM *priv_key = NULL; - ERL_NIF_TERM pub_key = atom_undefined; - - if (!enif_get_resource(env, argv[0], res_type_ec_key, (void **)&obj)) - return enif_make_badarg(env); - - group = EC_KEY_get0_group(obj->key); - public_key = EC_KEY_get0_public_key(obj->key); - priv_key = EC_KEY_get0_private_key(obj->key); - if (group) { - if (public_key) - pub_key = point2term(env, group, public_key, EC_KEY_get_conv_form(obj->key)); - } - - return enif_make_tuple2(env, pub_key, bn2term(env, priv_key)); -#else - return atom_notsup; -#endif -} - -#if defined(HAVE_EC) static int term2point(ErlNifEnv* env, ERL_NIF_TERM term, EC_GROUP *group, EC_POINT **pptr) { @@ -3121,24 +3131,22 @@ static int term2point(ErlNifEnv* env, ERL_NIF_TERM term, return ret; } -#endif -static ERL_NIF_TERM term_to_ec_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +static int get_ec_key(ErlNifEnv* env, + ERL_NIF_TERM curve, ERL_NIF_TERM priv, ERL_NIF_TERM pub, + EC_KEY** res) { -#if defined(HAVE_EC) - ERL_NIF_TERM ret; EC_KEY *key = NULL; BIGNUM *priv_key = NULL; EC_POINT *pub_key = NULL; - struct nif_ec_key *obj; EC_GROUP *group = NULL; - if (!(argv[1] == atom_undefined || get_bn_from_bin(env, argv[1], &priv_key)) - || !(argv[2] == atom_undefined || enif_is_binary(env, argv[2]))) { + if (!(priv == atom_undefined || get_bn_from_bin(env, priv, &priv_key)) + || !(pub == atom_undefined || enif_is_binary(env, pub))) { goto out_err; } - key = ec_key_new(env, argv[0]); + key = ec_key_new(env, curve); if (!key) { goto out_err; @@ -3147,12 +3155,12 @@ static ERL_NIF_TERM term_to_ec_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_T if (!group) group = EC_GROUP_dup(EC_KEY_get0_group(key)); - if (term2point(env, argv[2], group, &pub_key)) { + if (term2point(env, pub, group, &pub_key)) { if (!EC_KEY_set_public_key(key, pub_key)) { goto out_err; } } - if (argv[1] != atom_undefined + if (priv != atom_undefined && !BN_is_zero(priv_key)) { if (!EC_KEY_set_private_key(key, priv_key)) goto out_err; @@ -3171,19 +3179,11 @@ static ERL_NIF_TERM term_to_ec_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_T } } - obj = enif_alloc_resource(res_type_ec_key, sizeof(struct nif_ec_key)); - if (!obj) - goto out_err; - - obj->key = key; - ret = enif_make_resource(env, obj); - enif_release_resource(obj); - goto out; out_err: if (key) EC_KEY_free(key); - ret = enif_make_badarg(env); + key = NULL; out: /* some OpenSSL structures are mem-dup'ed into the key, @@ -3191,11 +3191,12 @@ out: if (priv_key) BN_clear_free(priv_key); if (pub_key) EC_POINT_free(pub_key); if (group) EC_GROUP_free(group); - return ret; -#else - return atom_notsup; -#endif + if (!key) + return 0; + *res = key; + return 1; } +#endif /* HAVE_EC */ static ERL_NIF_TERM ec_key_generate(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { @@ -3203,14 +3204,21 @@ static ERL_NIF_TERM ec_key_generate(ErlNifEnv* env, int argc, const ERL_NIF_TERM EC_KEY *key = ec_key_new(env, argv[0]); if (key && EC_KEY_generate_key(key)) { - ERL_NIF_TERM term; - struct nif_ec_key *obj = enif_alloc_resource(res_type_ec_key, sizeof(struct nif_ec_key)); - if (!obj) - return atom_error; - obj->key = key; - term = enif_make_resource(env, obj); - enif_release_resource(obj); - return term; + const EC_GROUP *group; + const EC_POINT *public_key; + ERL_NIF_TERM priv_key; + ERL_NIF_TERM pub_key = atom_undefined; + + group = EC_KEY_get0_group(key); + public_key = EC_KEY_get0_public_key(key); + + if (group && public_key) { + pub_key = point2term(env, group, public_key, + EC_KEY_get_conv_form(key)); + } + priv_key = bn2term(env, EC_KEY_get0_private_key(key)); + EC_KEY_free(key); + return enif_make_tuple2(env, pub_key, priv_key); } else return enif_make_badarg(env); @@ -3219,21 +3227,13 @@ static ERL_NIF_TERM ec_key_generate(ErlNifEnv* env, int argc, const ERL_NIF_TERM #endif } -#if defined(HAVE_EC) -static void ec_key_dtor(ErlNifEnv* env, void* obj) -{ - struct nif_ec_key *key = (struct nif_ec_key*) obj; - EC_KEY_free(key->key); -} -#endif - static ERL_NIF_TERM ecdsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* (Type, Data|{digest,Digest}, Key) */ +{/* (Type, Data|{digest,Digest}, Curve, Key) */ #if defined(HAVE_EC) ErlNifBinary data_bin, ret_bin; unsigned char hmacbuf[SHA_DIGEST_LENGTH]; unsigned int dsa_s_len; - struct nif_ec_key *obj; + EC_KEY* key = NULL; int i; const ERL_NIF_TERM* tpl_terms; int tpl_arity; @@ -3248,30 +3248,32 @@ static ERL_NIF_TERM ecdsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM return atom_notsup; } - if (!enif_get_resource(env, argv[2], res_type_ec_key, (void **)&obj)) - return enif_make_badarg(env); + if (!get_ec_key(env, argv[2], argv[3], atom_undefined, &key)) + goto badarg; if (enif_get_tuple(env, argv[1], &tpl_arity, &tpl_terms)) { if (tpl_arity != 2 || tpl_terms[0] != atom_digest || !enif_inspect_binary(env, tpl_terms[1], &data_bin) || data_bin.size != digp->len) { - return enif_make_badarg(env); + goto badarg; } digest = data_bin.data; } else { if (!enif_inspect_binary(env,argv[1],&data_bin)) { - return enif_make_badarg(env); + goto badarg; } digest = hmacbuf; digp->funcp(data_bin.data, data_bin.size, digest); } - enif_alloc_binary(ECDSA_size(obj->key), &ret_bin); + enif_alloc_binary(ECDSA_size(key), &ret_bin); i = ECDSA_sign(digp->NID_type, digest, digp->len, - ret_bin.data, &dsa_s_len, obj->key); + ret_bin.data, &dsa_s_len, key); + + EC_KEY_free(key); if (i) { if (dsa_s_len != ret_bin.size) { enif_realloc_binary(&ret_bin, dsa_s_len); @@ -3282,18 +3284,23 @@ static ERL_NIF_TERM ecdsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM enif_release_binary(&ret_bin); return atom_error; } + +badarg: + if (key) + EC_KEY_free(key); + return enif_make_badarg(env); #else return atom_notsup; #endif } static ERL_NIF_TERM ecdsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* (Type, Data|{digest,Digest}, Signature, Key) */ +{/* (Type, Data|{digest,Digest}, Signature, Curve, Key) */ #if defined(HAVE_EC) ErlNifBinary data_bin, sign_bin; unsigned char hmacbuf[SHA512_LEN]; int i; - struct nif_ec_key *obj; + EC_KEY* key = NULL; const ERL_NIF_TERM type = argv[0]; const ERL_NIF_TERM* tpl_terms; int tpl_arity; @@ -3309,15 +3316,15 @@ static ERL_NIF_TERM ecdsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER } if (!enif_inspect_binary(env, argv[2], &sign_bin) - || !enif_get_resource(env, argv[3], res_type_ec_key, (void **)&obj)) - return enif_make_badarg(env); + || !get_ec_key(env, argv[3], atom_undefined, argv[4], &key)) + goto badarg; if (enif_get_tuple(env, argv[1], &tpl_arity, &tpl_terms)) { if (tpl_arity != 2 || tpl_terms[0] != atom_digest || !enif_inspect_binary(env, tpl_terms[1], &data_bin) || data_bin.size != digp->len) { - return enif_make_badarg(env); + goto badarg; } digest = data_bin.data; } @@ -3326,13 +3333,20 @@ static ERL_NIF_TERM ecdsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER digp->funcp(data_bin.data, data_bin.size, digest); } else { - return enif_make_badarg(env); + goto badarg; } i = ECDSA_verify(digp->NID_type, digest, digp->len, - sign_bin.data, sign_bin.size, obj->key); + sign_bin.data, sign_bin.size, key); + + EC_KEY_free(key); return (i==1 ? atom_true : atom_false); + +badarg: + if (key) + EC_KEY_free(key); + return enif_make_badarg(env); #else return atom_notsup; #endif @@ -3343,24 +3357,24 @@ static ERL_NIF_TERM ecdsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER (_OthersPublicKey, _MyEC_Point) */ static ERL_NIF_TERM ecdh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +/* (OtherPublicKey, Curve, My) */ { #if defined(HAVE_EC) ERL_NIF_TERM ret; unsigned char *p; - struct nif_ec_key *other_key; + EC_KEY* key = NULL; int field_size = 0; int i; - EC_GROUP *group; const BIGNUM *priv_key; EC_POINT *my_ecpoint; EC_KEY *other_ecdh = NULL; - if (!enif_get_resource(env, argv[1], res_type_ec_key, (void **)&other_key)) + if (!get_ec_key(env, argv[1], argv[2], atom_undefined, &key)) return enif_make_badarg(env); - group = EC_GROUP_dup(EC_KEY_get0_group(other_key->key)); - priv_key = EC_KEY_get0_private_key(other_key->key); + group = EC_GROUP_dup(EC_KEY_get0_group(key)); + priv_key = EC_KEY_get0_private_key(key); if (!term2point(env, argv[0], group, &my_ecpoint)) { goto out_err; @@ -3384,6 +3398,7 @@ out: if (group) EC_GROUP_free(group); if (my_ecpoint) EC_POINT_free(my_ecpoint); if (other_ecdh) EC_KEY_free(other_ecdh); + if (key) EC_KEY_free(key); return ret; diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml index 2df407018e..99d167bfa9 100644 --- a/lib/crypto/doc/src/crypto.xml +++ b/lib/crypto/doc/src/crypto.xml @@ -208,7 +208,7 @@ </type> <desc> <p>Computes the shared secret from the private key and the other party's public key. - See also <seealso marker="public_key:public_key#compute_key/2">public_key:compute_key/2</seealso> + See also <seealso marker="public_key:public_key#compute_key-2">public_key:compute_key/2</seealso> </p> </desc> </func> @@ -240,7 +240,7 @@ </type> <desc> <p>Generates public keys of type <c>Type</c>. - See also <seealso marker="public_key:public_key#generate_key/1">public_key:generate_key/1</seealso> + See also <seealso marker="public_key:public_key#generate_key-1">public_key:generate_key/1</seealso> </p> </desc> </func> @@ -269,7 +269,7 @@ <desc> <p>Initializes the context for streaming hash operations. <c>Type</c> determines which digest to use. The returned context should be used as argument - to <seealso marker="#hash_update/2">hash_update</seealso>.</p> + to <seealso marker="#hash_update-2">hash_update</seealso>.</p> <p>May throw exception <c>notsup</c> in case the chosen <c>Type</c> is not supported by the underlying OpenSSL implementation.</p> </desc> @@ -283,10 +283,10 @@ </type> <desc> <p>Updates the digest represented by <c>Context</c> using the given <c>Data</c>. <c>Context</c> - must have been generated using <seealso marker="#hash_init/1">hash_init</seealso> + must have been generated using <seealso marker="#hash_init-1">hash_init</seealso> or a previous call to this function. <c>Data</c> can be any length. <c>NewContext</c> must be passed into the next call to <c>hash_update</c> - or <seealso marker="#hash_final/1">hash_final</seealso>.</p> + or <seealso marker="#hash_final-1">hash_final</seealso>.</p> </desc> </func> <func> @@ -297,7 +297,7 @@ </type> <desc> <p>Finalizes the hash operation referenced by <c>Context</c> returned - from a previous call to <seealso marker="#hash_update/2">hash_update</seealso>. + from a previous call to <seealso marker="#hash_update-2">hash_update</seealso>. The size of <c>Digest</c> is determined by the type of hash function used to generate it.</p> </desc> @@ -346,10 +346,10 @@ <desc> <p>Updates the HMAC represented by <c>Context</c> using the given <c>Data</c>. <c>Context</c> must have been generated using an HMAC init function (such as - <seealso marker="#hmac_init/2">hmac_init</seealso>). <c>Data</c> can be any length. <c>NewContext</c> + <seealso marker="#hmac_init-2">hmac_init</seealso>). <c>Data</c> can be any length. <c>NewContext</c> must be passed into the next call to <c>hmac_update</c> - or to one of the functions <seealso marker="#hmac_final/1">hmac_final</seealso> and - <seealso marker="#hmac_final_n/1">hmac_final_n</seealso> + or to one of the functions <seealso marker="#hmac_final-1">hmac_final</seealso> and + <seealso marker="#hmac_final_n-2">hmac_final_n</seealso> </p> </desc> @@ -447,36 +447,36 @@ <v>PlainText = binary()</v> </type> <desc> - <p>Decrypts the <c>ChipherText</c> (usually a session key encrypted with - <seealso marker="#public_encrypt/3">public_encrypt/3</seealso>) - using the <c>PrivateKey</c> and returns the - message. The <c>Padding</c> is the padding mode that was - used to encrypt the data, - see <seealso marker="#public_encrypt/3">public_encrypt/3</seealso>. - See also <seealso marker="public_key:public_key#decrypt_private/2">public_key:decrypt_private/[2,3]</seealso> + <p>Decrypts the <c>ChipherText</c>, encrypted with + <seealso marker="#public_encrypt-4">public_encrypt/4</seealso> (or equivalent function) + using the <c>PrivateKey</c>, and returns the + plaintext (message digest). This is a low level signature verification operation + used for instance by older versions of the SSL protocol. + See also <seealso marker="public_key:public_key#decrypt_private-2">public_key:decrypt_private/[2,3]</seealso> </p> </desc> </func> - + <func> <name>private_encrypt(Type, PlainText, PrivateKey, Padding) -> ChipherText</name> - <fsummary>Encrypts Msg using the private Key.</fsummary> + <fsummary>Encrypts PlainText using the private Key.</fsummary> <type> <v>Type = rsa</v> <v>PlainText = binary()</v> + <d> The size of the <c>PlainText</c> must be less + than <c>byte_size(N)-11</c> if <c>rsa_pkcs1_padding</c> is + used, and <c>byte_size(N)</c> if <c>rsa_no_padding</c> is + used, where N is public modulus of the RSA key.</d> <v>PrivateKey = rsa_private()</v> <v>Padding = rsa_pkcs1_padding | rsa_no_padding</v> <v>ChipherText = binary()</v> </type> <desc> <p>Encrypts the <c>PlainText</c> using the <c>PrivateKey</c> - and returns the cipher. The <c>Padding</c> decides what padding mode is used, - <c>rsa_pkcs1_padding</c> is PKCS #1 v1.5 currently the most - used mode. - The size of the <c>Msg</c> must be less than <c>byte_size(N)-11</c> if - <c>rsa_pkcs1_padding</c> is used, and <c>byte_size(N)</c> if <c>rsa_no_padding</c> - is used, where N is public modulus of the RSA key. - See also <seealso marker="public_key:public_key#encrypt_private/2">public_key:encrypt_private/[2,3]</seealso> + and returns the ciphertext. This is a low level signature operation + used for instance by older versions of the SSL protocol. See + also <seealso + marker="public_key:public_key#encrypt_private-2">public_key:encrypt_private/[2,3]</seealso> </p> </desc> </func> @@ -491,42 +491,35 @@ <v>PlainText = binary()</v> </type> <desc> - <p>Decrypts the <c>ChipherText</c> (encrypted with - <seealso marker="#private_encrypt/3">private_encrypt/3</seealso>) - using the <c>PrivateKey</c> and returns the - message. The <c>Padding</c> is the padding mode that was - used to encrypt the data, - see <seealso marker="#private_encrypt/3">private_encrypt/3</seealso>. - See also <seealso marker="public_key:public_key#decrypt_public/2">public_key:decrypt_public/[2,3]</seealso> + <p>Decrypts the <c>ChipherText</c>, encrypted with + <seealso marker="#private_encrypt-4">private_encrypt/4</seealso>(or equivalent function) + using the <c>PrivateKey</c>, and returns the + plaintext (message digest). This is a low level signature verification operation + used for instance by older versions of the SSL protocol. + See also <seealso marker="public_key:public_key#decrypt_public-2">public_key:decrypt_public/[2,3]</seealso> </p> </desc> </func> <func> <name>public_encrypt(Type, PlainText, PublicKey, Padding) -> ChipherText</name> - <fsummary>Encrypts Msg using the public Key.</fsummary> + <fsummary>Encrypts PlainText using the public Key.</fsummary> <type> <v>Type = rsa</v> <v>PlainText = binary()</v> + <d> The size of the <c>PlainText</c> must be less + than <c>byte_size(N)-11</c> if <c>rsa_pkcs1_padding</c> is + used, and <c>byte_size(N)</c> if <c>rsa_no_padding</c> is + used, where N is public modulus of the RSA key.</d> <v>PublicKey = rsa_public()</v> <v>Padding = rsa_pkcs1_padding | rsa_pkcs1_oaep_padding | rsa_no_padding</v> <v>ChipherText = binary()</v> </type> <desc> - <p>Encrypts the <c>PlainText</c> (usually a session key) using - the <c>PublicKey</c> and returns the <c>CipherText</c>. The - <c>Padding</c> decides what padding mode is used, - <c>rsa_pkcs1_padding</c> is PKCS #1 v1.5 currently the most - used mode and <c>rsa_pkcs1_oaep_padding</c> is EME-OAEP as - defined in PKCS #1 v2.0 with SHA-1, MGF1 and an empty encoding - parameter. This mode is recommended for all new - applications. The size of the <c>Msg</c> must be less than - <c>byte_size(N)-11</c> if <c>rsa_pkcs1_padding</c> is - used, <c>byte_size(N)-41</c> if - <c>rsa_pkcs1_oaep_padding</c> is used and - <c>byte_size(N)</c> if <c>rsa_no_padding</c> is used, where N is public modulus of the RSA key. - See also <seealso - marker="public_key:public_key#encrypt_public/2">public_key:encrypt_public/[2,3]</seealso> + <p>Encrypts the <c>PlainText</c> (message digest) using the <c>PublicKey</c> + and returns the <c>CipherText</c>. This is a low level signature operation + used for instance by older versions of the SSL protocol. See also <seealso + marker="public_key:public_key#encrypt_public-2">public_key:encrypt_public/[2,3]</seealso> </p> </desc> </func> @@ -563,9 +556,9 @@ <type> <v>Algorithm = rsa | dss | ecdsa </v> <v>Msg = binary() | {digest,binary()}</v> - <d>The msg is either the binary "plain text" data to be - signed or it is the hashed value of "plain text" i.e. the - digest.</d> + <d>The msg is either the binary "cleartext" data to be + signed or it is the hashed value of "cleartext" i.e. the + digest (plaintext).</d> <v>DigestType = digest_type()</v> <v>Key = rsa_private() | dss_private() | [ecdh_private(),ecdh_params()]</v> </type> @@ -573,7 +566,7 @@ <p>Creates a digital signature.</p> <p>Algorithm <c>dss</c> can only be used together with digest type <c>sha</c>.</p> - See also <seealso marker="public_key:public_key#sign/3">public_key:sign/3</seealso> + See also <seealso marker="public_key:public_key#sign-3">public_key:sign/3</seealso> </desc> </func> @@ -617,8 +610,8 @@ </type> <desc> <p>Initializes the state for use in RC4 stream encryption - <seealso marker="#stream_encrypt/2">stream_encrypt</seealso> and - <seealso marker="#stream_decrypt/2">stream_decrypt</seealso></p> + <seealso marker="#stream_encrypt-2">stream_encrypt</seealso> and + <seealso marker="#stream_decrypt-2">stream_decrypt</seealso></p> </desc> </func> @@ -635,8 +628,8 @@ <p>Initializes the state for use in streaming AES encryption using Counter mode (CTR). <c>Key</c> is the AES key and must be either 128, 192, or 256 bts long. <c>IVec</c> is an arbitrary initializing vector of 128 bits (16 bytes). This state is for use with - <seealso marker="#stream_encrypt/2">stream_encrypt</seealso> and - <seealso marker="#stream_decrypt/2">stream_decrypt</seealso>.</p> + <seealso marker="#stream_encrypt-2">stream_encrypt</seealso> and + <seealso marker="#stream_decrypt-2">stream_decrypt</seealso>.</p> </desc> </func> @@ -650,7 +643,7 @@ <desc> <p>Encrypts <c>PlainText</c> according to the stream cipher <c>Type</c> specified in stream_init/3. <c>Text</c> can be any number of bytes. The initial <c>State</c> is created using - <seealso marker="#stream_init/2">stream_init</seealso>. + <seealso marker="#stream_init-2">stream_init</seealso>. <c>NewState</c> must be passed into the next call to <c>stream_encrypt</c>.</p> </desc> </func> @@ -665,7 +658,7 @@ <desc> <p>Decrypts <c>CipherText</c> according to the stream cipher <c>Type</c> specified in stream_init/3. <c>PlainText</c> can be any number of bytes. The initial <c>State</c> is created using - <seealso marker="#stream_init/2">stream_init</seealso>. + <seealso marker="#stream_init-2">stream_init</seealso>. <c>NewState</c> must be passed into the next call to <c>stream_encrypt</c>.</p> </desc> </func> @@ -692,8 +685,8 @@ <type> <v> Algorithm = rsa | dss | ecdsa </v> <v>Msg = binary() | {digest,binary()}</v> - <d>The msg is either the binary "plain text" data - or it is the hashed value of "plain text" i.e. the digest.</d> + <d>The msg is either the binary "cleartext" data + or it is the hashed value of "cleartext" i.e. the digest (plaintext).</d> <v>DigestType = digest_type()</v> <v>Signature = binary()</v> <v>Key = rsa_public() | dss_public() | [ecdh_public(),ecdh_params()]</v> @@ -703,7 +696,7 @@ <p>Algorithm <c>dss</c> can only be used together with digest type <c>sha</c>.</p> - See also <seealso marker="public_key:public_key#sign/3">public_key:verify/3</seealso> + See also <seealso marker="public_key:public_key#verify-4">public_key:verify/4</seealso> </desc> </func> diff --git a/lib/crypto/doc/src/notes.xml b/lib/crypto/doc/src/notes.xml index bd1f179f7d..09ecc97ef7 100644 --- a/lib/crypto/doc/src/notes.xml +++ b/lib/crypto/doc/src/notes.xml @@ -30,6 +30,65 @@ </header> <p>This document describes the changes made to the Crypto application.</p> +<section><title>Crypto 3.0</title> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Integrate elliptic curve contribution from Andreas + Schultz </p> + <p> + In order to be able to support elliptic curve cipher + suites in SSL/TLS, additions to handle elliptic curve + infrastructure has been added to public_key and crypto.</p> + <p> + This also has resulted in a rewrite of the crypto API to + gain consistency and remove unnecessary overhead. All OTP + applications using crypto has been updated to use the new + API.</p> + <p> + Impact: Elliptic curve cryptography (ECC) offers + equivalent security with smaller key sizes than other + public key algorithms. Smaller key sizes result in + savings for power, memory, bandwidth, and computational + cost that make ECC especially attractive for constrained + environments.</p> + <p> + Own Id: OTP-11009</p> + </item> + <item> + <p> + Fixed a spelling mistake in crypto docs. Thanks to Klaus + Trainer</p> + <p> + Own Id: OTP-11058</p> + </item> + </list> + </section> + + + <section><title>Known Bugs and Problems</title> + <list> + <item> + <p> + Make the crypto functions interruptible by chunking input + when it is very large and bumping reductions in the nifs.</p> + <p> + Not yet implemented for block_encrypt|decrypt/4</p> + <p> + Impact: Individual calls to crypto functions may take + longer time but over all system performance should + improve as crypto calls will not become throughput + bottlenecks.</p> + <p> + Own Id: OTP-11142</p> + </item> + </list> + </section> + +</section> + <section><title>Crypto 2.3</title> <section><title>Improvements and New Features</title> diff --git a/lib/crypto/src/crypto.appup.src b/lib/crypto/src/crypto.appup.src index b39ef734eb..5b4ce5acee 100644 --- a/lib/crypto/src/crypto.appup.src +++ b/lib/crypto/src/crypto.appup.src @@ -1,7 +1,8 @@ +%% -*- erlang -*- %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2009. All Rights Reserved. +%% Copyright Ericsson AB 1999-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -17,6 +18,11 @@ %% %CopyrightEnd% %% {"%VSN%", - [], - [] -}. + [ + {<<"2\\.*">>, [{restart_application, crypto}]} + {<<"1\\.*">>, [{restart_application, crypto}]} + ], + [ + {<<"2\\.*">>, [{restart_application, crypto}]} + {<<"1\\.*">>, [{restart_application, crypto}]} + ]}. diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl index e042545094..8e8370f3b0 100644 --- a/lib/crypto/src/crypto.erl +++ b/lib/crypto/src/crypto.erl @@ -35,7 +35,6 @@ -export([private_encrypt/4, public_decrypt/4]). -export([dh_generate_parameters/2, dh_check/1]). %% Testing see - %% DEPRECATED %% Replaced by hash_* -export([md4/1, md4_init/0, md4_update/2, md4_final/1]). @@ -165,60 +164,8 @@ -export([info/0]). -deprecated({info, 0, next_major_release}). --define(FUNC_LIST, [hash, hash_init, hash_update, hash_final, - hmac, hmac_init, hmac_update, hmac_final, hmac_final_n, - %% deprecated - md4, md4_init, md4_update, md4_final, - md5, md5_init, md5_update, md5_final, - sha, sha_init, sha_update, sha_final, - md5_mac, md5_mac_96, - sha_mac, sha_mac_96, - %% - block_encrypt, block_decrypt, - %% deprecated - des_cbc_encrypt, des_cbc_decrypt, - des_cfb_encrypt, des_cfb_decrypt, - des_ecb_encrypt, des_ecb_decrypt, - des3_cbc_encrypt, des3_cbc_decrypt, - des3_cfb_encrypt, des3_cfb_decrypt, - aes_cfb_128_encrypt, aes_cfb_128_decrypt, - rc2_cbc_encrypt, rc2_cbc_decrypt, - rc2_40_cbc_encrypt, rc2_40_cbc_decrypt, - aes_cbc_128_encrypt, aes_cbc_128_decrypt, - aes_cbc_256_encrypt, aes_cbc_256_decrypt, - blowfish_cbc_encrypt, blowfish_cbc_decrypt, - blowfish_cfb64_encrypt, blowfish_cfb64_decrypt, - blowfish_ecb_encrypt, blowfish_ecb_decrypt, blowfish_ofb64_encrypt, - %% - rand_bytes, - strong_rand_bytes, - rand_uniform, - mod_pow, - exor, - %% deprecated - mod_exp,strong_rand_mpint,erlint, mpint, - %% - sign, verify, generate_key, compute_key, - %% deprecated - dss_verify,dss_sign, - rsa_verify,rsa_sign, - rsa_public_encrypt,rsa_private_decrypt, - rsa_private_encrypt,rsa_public_decrypt, - dh_generate_key, dh_compute_key, - %% - stream_init, stream_encrypt, stream_decrypt, - %% deprecated - rc4_encrypt, rc4_set_key, rc4_encrypt_with_state, - aes_ctr_encrypt, aes_ctr_decrypt, - aes_ctr_stream_init, aes_ctr_stream_encrypt, aes_ctr_stream_decrypt, - %% - next_iv, - %% deprecated - aes_cbc_ivec, - des_cbc_ivec, des_cfb_ivec, - info, - %% - info_lib, supports]). +%% This should correspond to the similar macro in crypto.c +-define(MAX_BYTES_TO_NIF, 20000). %% Current value is: erlang:system_info(context_reductions) * 10 -type mpint() :: binary(). -type rsa_digest_type() :: 'md5' | 'sha' | 'sha224' | 'sha256' | 'sha384' | 'sha512'. @@ -235,76 +182,27 @@ %%-type ec_curve() :: ec_named_curve() | ec_curve_spec(). %%-type ec_key() :: {Curve :: ec_curve(), PrivKey :: binary() | undefined, PubKey :: ec_point() | undefined}. --define(nif_stub,nif_stub_error(?LINE)). - -on_load(on_load/0). - -define(CRYPTO_NIF_VSN,201). -on_load() -> - LibBaseName = "crypto", - PrivDir = code:priv_dir(crypto), - LibName = case erlang:system_info(build_type) of - opt -> - LibBaseName; - Type -> - LibTypeName = LibBaseName ++ "." ++ atom_to_list(Type), - case (filelib:wildcard( - filename:join( - [PrivDir, - "lib", - LibTypeName ++ "*"])) /= []) orelse - (filelib:wildcard( - filename:join( - [PrivDir, - "lib", - erlang:system_info(system_architecture), - LibTypeName ++ "*"])) /= []) of - true -> LibTypeName; - false -> LibBaseName - end - end, - Lib = filename:join([PrivDir, "lib", LibName]), - Status = case erlang:load_nif(Lib, {?CRYPTO_NIF_VSN,Lib}) of - ok -> ok; - {error, {load_failed, _}}=Error1 -> - ArchLibDir = - filename:join([PrivDir, "lib", - erlang:system_info(system_architecture)]), - Candidate = - filelib:wildcard(filename:join([ArchLibDir,LibName ++ "*" ])), - case Candidate of - [] -> Error1; - _ -> - ArchLib = filename:join([ArchLibDir, LibName]), - erlang:load_nif(ArchLib, {?CRYPTO_NIF_VSN,ArchLib}) - end; - Error1 -> Error1 - end, - case Status of - ok -> ok; - {error, {E, Str}} -> - error_logger:error_msg("Unable to load crypto library. Failed with error:~n\"~p, ~s\"~n" - "OpenSSL might not be installed on this system.~n",[E,Str]), - Status - end. - +-define(nif_stub,nif_stub_error(?LINE)). nif_stub_error(Line) -> erlang:nif_error({nif_not_loaded,module,?MODULE,line,Line}). +%%-------------------------------------------------------------------- +%%% API +%%-------------------------------------------------------------------- +%% Crypto app version history: +%% (no version): Driver implementation +%% 2.0 : NIF implementation, requires OTP R14 +version() -> ?CRYPTO_VSN. + start() -> application:start(crypto). stop() -> application:stop(crypto). -info() -> - ?FUNC_LIST. - -info_lib() -> ?nif_stub. - -algorithms() -> ?nif_stub. - supports()-> Algs = algorithms(), PubKeyAlgs = @@ -316,32 +214,20 @@ supports()-> end, [{hashs, Algs -- [ec]}, {ciphers, [des_cbc, des_cfb, des3_cbc, des3_cbf, des_ede3, blowfish_cbc, - blowfish_cfb64, blowfish_ofb64, blowfish_ecb, aes_cbc128, aes_cfb128, aes_cbc256, rc2_cbc, aes_ctr, rc4 + blowfish_cfb64, blowfish_ofb64, blowfish_ecb, aes_cbc128, aes_cfb128, + aes_cbc256, rc2_cbc, aes_ctr, rc4 ]}, PubKeyAlgs ]. -%% Crypto app version history: -%% (no version): Driver implementation -%% 2.0 : NIF implementation, requires OTP R14 -version() -> ?CRYPTO_VSN. - -%% Below Key and Data are binaries or IO-lists. IVec is a binary. -%% Output is always a binary. Context is a binary. - -%% -%% MESSAGE DIGESTS -%% +info_lib() -> ?nif_stub. -spec hash(_, iodata()) -> binary(). -hash(md5, Data) -> md5(Data); -hash(md4, Data) -> md4(Data); -hash(sha, Data) -> sha(Data); -hash(ripemd160, Data) -> ripemd160(Data); -hash(sha224, Data) -> sha224(Data); -hash(sha256, Data) -> sha256(Data); -hash(sha384, Data) -> sha384(Data); -hash(sha512, Data) -> sha512(Data). + +hash(Hash, Data0) -> + Data = iolist_to_binary(Data0), + MaxByts = max_bytes(), + hash(Hash, Data, erlang:byte_size(Data), MaxByts, initial). -spec hash_init('md5'|'md4'|'ripemd160'| 'sha'|'sha224'|'sha256'|'sha384'|'sha512') -> any(). @@ -357,14 +243,10 @@ hash_init(sha512) -> {sha512, sha512_init()}. -spec hash_update(_, iodata()) -> any(). -hash_update({md5,Context}, Data) -> {md5, md5_update(Context,Data)}; -hash_update({md4,Context}, Data) -> {md4, md4_update(Context,Data)}; -hash_update({sha,Context}, Data) -> {sha, sha_update(Context,Data)}; -hash_update({ripemd160,Context}, Data) -> {ripemd160, ripemd160_update(Context,Data)}; -hash_update({sha224,Context}, Data) -> {sha224, sha224_update(Context,Data)}; -hash_update({sha256,Context}, Data) -> {sha256, sha256_update(Context,Data)}; -hash_update({sha384,Context}, Data) -> {sha384, sha384_update(Context,Data)}; -hash_update({sha512,Context}, Data) -> {sha512, sha512_update(Context,Data)}. +hash_update(State, Data0) -> + Data = iolist_to_binary(Data0), + MaxBytes = max_bytes(), + hash_update(State, Data, erlang:byte_size(Data), MaxBytes). -spec hash_final(_) -> binary(). @@ -377,6 +259,458 @@ hash_final({sha256,Context}) -> sha256_final(Context); hash_final({sha384,Context}) -> sha384_final(Context); hash_final({sha512,Context}) -> sha512_final(Context). + +-spec hmac(_, iodata(), iodata()) -> binary(). +-spec hmac(_, iodata(), iodata(), integer()) -> binary(). +-spec hmac_init(atom(), iodata()) -> binary(). +-spec hmac_update(binary(), iodata()) -> binary(). +-spec hmac_final(binary()) -> binary(). +-spec hmac_final_n(binary(), integer()) -> binary(). + +hmac(Type, Key, Data0) -> + Data = iolist_to_binary(Data0), + hmac(Type, Key, Data, undefined, erlang:byte_size(Data), max_bytes(), initial). +hmac(Type, Key, Data0, MacSize) -> + Data = iolist_to_binary(Data0), + hmac(Type, Key, Data, MacSize, erlang:byte_size(Data), max_bytes(), initial). + + +hmac_init(_Type, _Key) -> ?nif_stub. + +hmac_update(State, Data0) -> + Data = iolist_to_binary(Data0), + hmac_update(State, Data, erlang:byte_size(Data), max_bytes()). +hmac_final(_Context) -> ? nif_stub. +hmac_final_n(_Context, _HashLen) -> ? nif_stub. + +%% Ecrypt/decrypt %%% + +-spec block_encrypt(des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | blowfish_cbc | + blowfish_cfb64 | aes_cbc128 | aes_cfb128 | aes_cbc256 | rc2_cbc, + Key::iodata(), Ivec::binary(), Data::iodata()) -> binary(). + +block_encrypt(des_cbc, Key, Ivec, Data) -> + des_cbc_encrypt(Key, Ivec, Data); +block_encrypt(des_cfb, Key, Ivec, Data) -> + des_cfb_encrypt(Key, Ivec, Data); +block_encrypt(des3_cbc, [Key1, Key2, Key3], Ivec, Data) -> + des3_cbc_encrypt(Key1, Key2, Key3, Ivec, Data); +block_encrypt(des3_cbf, [Key1, Key2, Key3], Ivec, Data) -> + des3_cfb_encrypt(Key1, Key2, Key3, Ivec, Data); +block_encrypt(des_ede3, [Key1, Key2, Key3], Ivec, Data) -> + des_ede3_cbc_encrypt(Key1, Key2, Key3, Ivec, Data); +block_encrypt(blowfish_cbc, Key, Ivec, Data) -> + blowfish_cbc_encrypt(Key, Ivec, Data); +block_encrypt(blowfish_cfb64, Key, Ivec, Data) -> + blowfish_cfb64_encrypt(Key, Ivec, Data); +block_encrypt(blowfish_ofb64, Key, Ivec, Data) -> + blowfish_ofb64_encrypt(Key, Ivec, Data); +block_encrypt(aes_cbc128, Key, Ivec, Data) -> + aes_cbc_128_encrypt(Key, Ivec, Data); +block_encrypt(aes_cbc256, Key, Ivec, Data) -> + aes_cbc_256_encrypt(Key, Ivec, Data); +block_encrypt(aes_cfb128, Key, Ivec, Data) -> + aes_cfb_128_encrypt(Key, Ivec, Data); +block_encrypt(rc2_cbc, Key, Ivec, Data) -> + rc2_cbc_encrypt(Key, Ivec, Data). + +-spec block_decrypt(des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | blowfish_cbc | + blowfish_cfb64 | blowfish_ofb64 | aes_cbc128 | aes_cbc256 | aes_cfb128 | rc2_cbc, + Key::iodata(), Ivec::binary(), Data::iodata()) -> binary(). + +block_decrypt(des_cbc, Key, Ivec, Data) -> + des_cbc_decrypt(Key, Ivec, Data); +block_decrypt(des_cfb, Key, Ivec, Data) -> + des_cfb_decrypt(Key, Ivec, Data); +block_decrypt(des3_cbc, [Key1, Key2, Key3], Ivec, Data) -> + des3_cbc_decrypt(Key1, Key2, Key3, Ivec, Data); +block_decrypt(des3_cbf, [Key1, Key2, Key3], Ivec, Data) -> + des3_cfb_decrypt(Key1, Key2, Key3, Ivec, Data); +block_decrypt(des_ede3, [Key1, Key2, Key3], Ivec, Data) -> + des_ede3_cbc_decrypt(Key1, Key2, Key3, Ivec, Data); +block_decrypt(blowfish_cbc, Key, Ivec, Data) -> + blowfish_cbc_decrypt(Key, Ivec, Data); +block_decrypt(blowfish_cfb64, Key, Ivec, Data) -> + blowfish_cfb64_decrypt(Key, Ivec, Data); +block_decrypt(blowfish_ofb64, Key, Ivec, Data) -> + blowfish_ofb64_decrypt(Key, Ivec, Data); +block_decrypt(aes_cbc128, Key, Ivec, Data) -> + aes_cbc_128_decrypt(Key, Ivec, Data); +block_decrypt(aes_cbc256, Key, Ivec, Data) -> + aes_cbc_256_decrypt(Key, Ivec, Data); +block_decrypt(aes_cfb128, Key, Ivec, Data) -> + aes_cfb_128_decrypt(Key, Ivec, Data); +block_decrypt(rc2_cbc, Key, Ivec, Data) -> + rc2_cbc_decrypt(Key, Ivec, Data). + +-spec block_encrypt(des_ecb | blowfish_ecb, Key::iodata(), Data::iodata()) -> binary(). + +block_encrypt(des_ecb, Key, Data) -> + des_ecb_encrypt(Key, Data); +block_encrypt(blowfish_ecb, Key, Data) -> + blowfish_ecb_encrypt(Key, Data). + +-spec block_decrypt(des_ecb | blowfish_ecb, Key::iodata(), Data::iodata()) -> binary(). + +block_decrypt(des_ecb, Key, Data) -> + des_ecb_decrypt(Key, Data); +block_decrypt(blowfish_ecb, Key, Data) -> + blowfish_ecb_decrypt(Key, Data). + +-spec next_iv(des_cbc | des3_cbc | aes_cbc, Data::iodata()) -> binary(). + +next_iv(des_cbc, Data) -> + des_cbc_ivec(Data); +next_iv(des3_cbc, Data) -> + des_cbc_ivec(Data); +next_iv(aes_cbc, Data) -> + aes_cbc_ivec(Data). + +-spec next_iv(des_cfb, Data::iodata(), Ivec::binary()) -> binary(). + +next_iv(des_cfb, Data, Ivec) -> + des_cfb_ivec(Ivec, Data); +next_iv(Type, Data, _Ivec) -> + next_iv(Type, Data). + +stream_init(aes_ctr, Key, Ivec) -> + {aes_ctr, aes_ctr_stream_init(Key, Ivec)}. +stream_init(rc4, Key) -> + {rc4, rc4_set_key(Key)}. + +stream_encrypt(State, Data0) -> + Data = iolist_to_binary(Data0), + MaxByts = max_bytes(), + stream_crypt(fun do_stream_encrypt/2, State, Data, erlang:byte_size(Data), MaxByts, []). + +stream_decrypt(State, Data0) -> + Data = iolist_to_binary(Data0), + MaxByts = max_bytes(), + stream_crypt(fun do_stream_decrypt/2, State, Data, erlang:byte_size(Data), MaxByts, []). + +%% +%% RAND - pseudo random numbers using RN_ functions in crypto lib +%% +-spec rand_bytes(non_neg_integer()) -> binary(). +-spec strong_rand_bytes(non_neg_integer()) -> binary(). +-spec rand_uniform(crypto_integer(), crypto_integer()) -> + crypto_integer(). + +rand_bytes(_Bytes) -> ?nif_stub. + +strong_rand_bytes(Bytes) -> + case strong_rand_bytes_nif(Bytes) of + false -> erlang:error(low_entropy); + Bin -> Bin + end. +strong_rand_bytes_nif(_Bytes) -> ?nif_stub. + +rand_bytes(_Bytes, _Topmask, _Bottommask) -> ?nif_stub. + + +rand_uniform(From,To) when is_binary(From), is_binary(To) -> + case rand_uniform_nif(From,To) of + <<Len:32/integer, MSB, Rest/binary>> when MSB > 127 -> + <<(Len + 1):32/integer, 0, MSB, Rest/binary>>; + Whatever -> + Whatever + end; +rand_uniform(From,To) when is_integer(From),is_integer(To) -> + if From < 0 -> + rand_uniform_pos(0, To - From) + From; + true -> + rand_uniform_pos(From, To) + end. + +rand_uniform_pos(From,To) when From < To -> + BinFrom = mpint(From), + BinTo = mpint(To), + case rand_uniform(BinFrom, BinTo) of + Result when is_binary(Result) -> + erlint(Result); + Other -> + Other + end; +rand_uniform_pos(_,_) -> + error(badarg). + +rand_uniform_nif(_From,_To) -> ?nif_stub. + + +-spec mod_pow(binary()|integer(), binary()|integer(), binary()|integer()) -> binary() | error. +mod_pow(Base, Exponent, Prime) -> + case mod_exp_nif(ensure_int_as_bin(Base), ensure_int_as_bin(Exponent), ensure_int_as_bin(Prime), 0) of + <<0>> -> error; + R -> R + end. +verify(dss, none, Data, Signature, Key) when is_binary(Data) -> + verify(dss, sha, {digest, Data}, Signature, Key); +verify(Alg, Type, Data, Signature, Key) when is_binary(Data) -> + verify(Alg, Type, {digest, hash(Type, Data)}, Signature, Key); +verify(dss, Type, Data, Signature, Key) -> + dss_verify_nif(Type, Data, Signature, map_ensure_int_as_bin(Key)); +verify(rsa, Type, DataOrDigest, Signature, Key) -> + case rsa_verify_nif(Type, DataOrDigest, Signature, map_ensure_int_as_bin(Key)) of + notsup -> erlang:error(notsup); + Bool -> Bool + end; +verify(ecdsa, Type, DataOrDigest, Signature, [Key, Curve]) -> + case ecdsa_verify_nif(Type, DataOrDigest, Signature, nif_curve_params(Curve), ensure_int_as_bin(Key)) of + notsup -> erlang:error(notsup); + Bool -> Bool + end. +sign(dss, none, Data, Key) when is_binary(Data) -> + sign(dss, sha, {digest, Data}, Key); +sign(Alg, Type, Data, Key) when is_binary(Data) -> + sign(Alg, Type, {digest, hash(Type, Data)}, Key); +sign(rsa, Type, DataOrDigest, Key) -> + case rsa_sign_nif(Type, DataOrDigest, map_ensure_int_as_bin(Key)) of + error -> erlang:error(badkey, [Type,DataOrDigest,Key]); + Sign -> Sign + end; +sign(dss, Type, DataOrDigest, Key) -> + case dss_sign_nif(Type, DataOrDigest, map_ensure_int_as_bin(Key)) of + error -> erlang:error(badkey, [DataOrDigest, Key]); + Sign -> Sign + end; +sign(ecdsa, Type, DataOrDigest, [Key, Curve]) -> + case ecdsa_sign_nif(Type, DataOrDigest, nif_curve_params(Curve), ensure_int_as_bin(Key)) of + error -> erlang:error(badkey, [Type,DataOrDigest,Key]); + Sign -> Sign + end. + +-spec public_encrypt(rsa, binary(), [binary()], rsa_padding()) -> + binary(). +-spec public_decrypt(rsa, binary(), [integer() | binary()], rsa_padding()) -> + binary(). +-spec private_encrypt(rsa, binary(), [integer() | binary()], rsa_padding()) -> + binary(). +-spec private_decrypt(rsa, binary(), [integer() | binary()], rsa_padding()) -> + binary(). + +public_encrypt(rsa, BinMesg, Key, Padding) -> + case rsa_public_crypt(BinMesg, map_ensure_int_as_bin(Key), Padding, true) of + error -> + erlang:error(encrypt_failed, [BinMesg,Key, Padding]); + Sign -> Sign + end. + +%% Binary, Key = [E,N,D] +private_decrypt(rsa, BinMesg, Key, Padding) -> + case rsa_private_crypt(BinMesg, map_ensure_int_as_bin(Key), Padding, false) of + error -> + erlang:error(decrypt_failed, [BinMesg,Key, Padding]); + Sign -> Sign + end. + + +%% Binary, Key = [E,N,D] +private_encrypt(rsa, BinMesg, Key, Padding) -> + case rsa_private_crypt(BinMesg, map_ensure_int_as_bin(Key), Padding, true) of + error -> + erlang:error(encrypt_failed, [BinMesg,Key, Padding]); + Sign -> Sign + end. + +%% Binary, Key = [E,N] +public_decrypt(rsa, BinMesg, Key, Padding) -> + case rsa_public_crypt(BinMesg, map_ensure_int_as_bin(Key), Padding, false) of + error -> + erlang:error(decrypt_failed, [BinMesg,Key, Padding]); + Sign -> Sign + end. + +%% +%% XOR - xor to iolists and return a binary +%% NB doesn't check that they are the same size, just concatenates +%% them and sends them to the driver +%% +-spec exor(iodata(), iodata()) -> binary(). + +exor(Bin1, Bin2) -> + Data1 = iolist_to_binary(Bin1), + Data2 = iolist_to_binary(Bin2), + MaxBytes = max_bytes(), + exor(Data1, Data2, erlang:byte_size(Data1), MaxBytes, []). + +generate_key(Type, Params) -> + generate_key(Type, Params, undefined). + +generate_key(dh, DHParameters, PrivateKey) -> + dh_generate_key_nif(ensure_int_as_bin(PrivateKey), + map_ensure_int_as_bin(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); + _ -> ensure_int_as_bin(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_generate(Curve). + + +compute_key(dh, OthersPublicKey, MyPrivateKey, DHParameters) -> + case dh_compute_key_nif(ensure_int_as_bin(OthersPublicKey), + ensure_int_as_bin(MyPrivateKey), + map_ensure_int_as_bin(DHParameters)) of + error -> erlang:error(computation_failed, + [OthersPublicKey,MyPrivateKey,DHParameters]); + Ret -> Ret + end; + +compute_key(srp, HostPublic, {UserPublic, UserPrivate}, + {user, [DerivedKey, Prime, Generator, Version | ScramblerArg]}) when + is_binary(Prime), + is_binary(Generator), + is_atom(Version) -> + HostPubBin = ensure_int_as_bin(HostPublic), + Multiplier = srp_multiplier(Version, Generator, Prime), + Scrambler = case ScramblerArg of + [] -> srp_scrambler(Version, ensure_int_as_bin(UserPublic), + HostPubBin, Prime); + [S] -> S + end, + srp_user_secret_nif(ensure_int_as_bin(UserPrivate), Scrambler, HostPubBin, + Multiplier, Generator, DerivedKey, Prime); + +compute_key(srp, UserPublic, {HostPublic, HostPrivate}, + {host,[Verifier, Prime, Version | ScramblerArg]}) when + is_binary(Verifier), + is_binary(Prime), + is_atom(Version) -> + UserPubBin = ensure_int_as_bin(UserPublic), + Scrambler = case ScramblerArg of + [] -> srp_scrambler(Version, UserPubBin, ensure_int_as_bin(HostPublic), Prime); + [S] -> S + end, + srp_host_secret_nif(Verifier, ensure_int_as_bin(HostPrivate), Scrambler, + UserPubBin, Prime); + +compute_key(ecdh, Others, My, Curve) -> + ecdh_compute_key_nif(ensure_int_as_bin(Others), + nif_curve_params(Curve), + ensure_int_as_bin(My)). + + +random_bytes(N) -> + try strong_rand_bytes(N) of + RandBytes -> + RandBytes + catch + error:low_entropy -> + rand_bytes(N) + end. + +%%-------------------------------------------------------------------- +%%% On load +%%-------------------------------------------------------------------- + +on_load() -> + LibBaseName = "crypto", + PrivDir = code:priv_dir(crypto), + LibName = case erlang:system_info(build_type) of + opt -> + LibBaseName; + Type -> + LibTypeName = LibBaseName ++ "." ++ atom_to_list(Type), + case (filelib:wildcard( + filename:join( + [PrivDir, + "lib", + LibTypeName ++ "*"])) /= []) orelse + (filelib:wildcard( + filename:join( + [PrivDir, + "lib", + erlang:system_info(system_architecture), + LibTypeName ++ "*"])) /= []) of + true -> LibTypeName; + false -> LibBaseName + end + end, + Lib = filename:join([PrivDir, "lib", LibName]), + Status = case erlang:load_nif(Lib, {?CRYPTO_NIF_VSN,Lib}) of + ok -> ok; + {error, {load_failed, _}}=Error1 -> + ArchLibDir = + filename:join([PrivDir, "lib", + erlang:system_info(system_architecture)]), + Candidate = + filelib:wildcard(filename:join([ArchLibDir,LibName ++ "*" ])), + case Candidate of + [] -> Error1; + _ -> + ArchLib = filename:join([ArchLibDir, LibName]), + erlang:load_nif(ArchLib, {?CRYPTO_NIF_VSN,ArchLib}) + end; + Error1 -> Error1 + end, + case Status of + ok -> ok; + {error, {E, Str}} -> + error_logger:error_msg("Unable to load crypto library. Failed with error:~n\"~p, ~s\"~n" + "OpenSSL might not be installed on this system.~n",[E,Str]), + Status + end. +%%-------------------------------------------------------------------- +%%% Internal functions (some internal API functions are part of the deprecated API) +%%-------------------------------------------------------------------- +max_bytes() -> + ?MAX_BYTES_TO_NIF. + +%% HASH -------------------------------------------------------------------- +hash(Hash, Data, Size, Max, initial) when Size =< Max -> + do_hash(Hash, Data); +hash(State0, Data, Size, Max, continue) when Size =< Max -> + State = do_hash_update(State0, Data), + hash_final(State); +hash(Hash, Data, _Size, Max, initial) -> + <<Increment:Max/binary, Rest/binary>> = Data, + State0 = hash_init(Hash), + State = do_hash_update(State0, Increment), + hash(State, Rest, erlang:byte_size(Rest), max_bytes(), continue); +hash(State0, Data, _Size, MaxByts, continue) -> + <<Increment:MaxByts/binary, Rest/binary>> = Data, + State = do_hash_update(State0, Increment), + hash(State, Rest, erlang:byte_size(Rest), max_bytes(), continue). + +do_hash(md5, Data) -> md5(Data); +do_hash(md4, Data) -> md4(Data); +do_hash(sha, Data) -> sha(Data); +do_hash(ripemd160, Data) -> ripemd160(Data); +do_hash(sha224, Data) -> sha224(Data); +do_hash(sha256, Data) -> sha256(Data); +do_hash(sha384, Data) -> sha384(Data); +do_hash(sha512, Data) -> sha512(Data). + +hash_update(State, Data, Size, MaxBytes) when Size =< MaxBytes -> + do_hash_update(State, Data); +hash_update(State0, Data, _, MaxBytes) -> + <<Increment:MaxBytes/binary, Rest/binary>> = Data, + State = do_hash_update(State0, Increment), + hash_update(State, Rest, erlang:byte_size(Rest), MaxBytes). + +do_hash_update({md5,Context}, Data) -> {md5, md5_update(Context,Data)}; +do_hash_update({md4,Context}, Data) -> {md4, md4_update(Context,Data)}; +do_hash_update({sha,Context}, Data) -> {sha, sha_update(Context,Data)}; +do_hash_update({ripemd160,Context}, Data) -> {ripemd160, ripemd160_update(Context,Data)}; +do_hash_update({sha224,Context}, Data) -> {sha224, sha224_update(Context,Data)}; +do_hash_update({sha256,Context}, Data) -> {sha256, sha256_update(Context,Data)}; +do_hash_update({sha384,Context}, Data) -> {sha384, sha384_update(Context,Data)}; +do_hash_update({sha512,Context}, Data) -> {sha512, sha512_update(Context,Data)}. + + %% %% MD5 %% @@ -567,40 +901,56 @@ sha512_init_nif() -> ?nif_stub. sha512_update_nif(_Context, _Data) -> ?nif_stub. sha512_final_nif(_Context) -> ?nif_stub. -%% -%% MESSAGE AUTHENTICATION CODES -%% - -%% -%% HMAC (multiple hash options) -%% +%% HMAC -------------------------------------------------------------------- --spec hmac(_, iodata(), iodata()) -> binary(). --spec hmac(_, iodata(), iodata(), integer()) -> binary(). --spec hmac_init(atom(), iodata()) -> binary(). --spec hmac_update(binary(), iodata()) -> binary(). --spec hmac_final(binary()) -> binary(). --spec hmac_final_n(binary(), integer()) -> binary(). - -hmac(md5, Key, Data) -> md5_mac(Key, Data); -hmac(sha, Key, Data) -> sha_mac(Key, Data); -hmac(sha224, Key, Data) -> sha224_mac(Key, Data); -hmac(sha256, Key, Data) -> sha256_mac(Key, Data); -hmac(sha384, Key, Data) -> sha384_mac(Key, Data); -hmac(sha512, Key, Data) -> sha512_mac(Key, Data). - -hmac(md5, Key, Data, Size) -> md5_mac_n(Key, Data, Size); -hmac(sha, Key, Data, Size) -> sha_mac_n(Key, Data, Size); -hmac(sha224, Key, Data, Size) -> sha224_mac(Key, Data, Size); -hmac(sha256, Key, Data, Size) -> sha256_mac(Key, Data, Size); -hmac(sha384, Key, Data, Size) -> sha384_mac(Key, Data, Size); -hmac(sha512, Key, Data, Size) -> sha512_mac(Key, Data, Size). +hmac(Type, Key, Data, MacSize, Size, MaxBytes, initial) when Size =< MaxBytes -> + case MacSize of + undefined -> + do_hmac(Type, Key, Data); + _ -> + do_hmac(Type, Key, Data, MacSize) + end; +hmac(Type, Key, Data, MacSize, _, MaxBytes, initial) -> + <<Increment:MaxBytes/binary, Rest/binary>> = Data, + State0 = hmac_init(Type, Key), + State = hmac_update(State0, Increment), + hmac(State, Rest, MacSize, erlang:byte_size(Rest), max_bytes(), continue). +hmac(State0, Data, MacSize, Size, MaxBytes, continue) when Size =< MaxBytes -> + State = hmac_update(State0, Data), + case MacSize of + undefined -> + hmac_final(State); + _ -> + hmac_final_n(State, MacSize) + end; +hmac(State0, Data, MacSize, _Size, MaxBytes, continue) -> + <<Increment:MaxBytes/binary, Rest/binary>> = Data, + State = hmac_update(State0, Increment), + hmac(State, Rest, MacSize, erlang:byte_size(Rest), max_bytes(), continue). + +hmac_update(State, Data, Size, MaxBytes) when Size =< MaxBytes -> + do_hmac_update(State, Data); +hmac_update(State0, Data, _, MaxBytes) -> + <<Increment:MaxBytes/binary, Rest/binary>> = Data, + State = do_hmac_update(State0, Increment), + hmac_update(State, Rest, erlang:byte_size(Rest), MaxBytes). + +do_hmac(md5, Key, Data) -> md5_mac(Key, Data); +do_hmac(sha, Key, Data) -> sha_mac(Key, Data); +do_hmac(sha224, Key, Data) -> sha224_mac(Key, Data); +do_hmac(sha256, Key, Data) -> sha256_mac(Key, Data); +do_hmac(sha384, Key, Data) -> sha384_mac(Key, Data); +do_hmac(sha512, Key, Data) -> sha512_mac(Key, Data). + +do_hmac(md5, Key, Data, Size) -> md5_mac_n(Key, Data, Size); +do_hmac(sha, Key, Data, Size) -> sha_mac_n(Key, Data, Size); +do_hmac(sha224, Key, Data, Size) -> sha224_mac(Key, Data, Size); +do_hmac(sha256, Key, Data, Size) -> sha256_mac(Key, Data, Size); +do_hmac(sha384, Key, Data, Size) -> sha384_mac(Key, Data, Size); +do_hmac(sha512, Key, Data, Size) -> sha512_mac(Key, Data, Size). + +do_hmac_update(_Context, _Data) -> ? nif_stub. -hmac_init(_Type, _Key) -> ?nif_stub. -hmac_update(_Context, _Data) -> ? nif_stub. -hmac_final(_Context) -> ? nif_stub. -hmac_final_n(_Context, _HashLen) -> ? nif_stub. - %% %% MD5_MAC %% @@ -696,172 +1046,7 @@ sha512_mac(Key, Data, MacSz) -> sha512_mac_nif(_Key,_Data,_MacSz) -> ?nif_stub. - -%% Ecrypt/decrypt %%% - --spec block_encrypt(des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | blowfish_cbc | - blowfish_cfb64 | aes_cbc128 | aes_cfb128 | aes_cbc256 | rc2_cbc, - Key::iodata(), Ivec::binary(), Data::iodata()) -> binary(). - -block_encrypt(des_cbc, Key, Ivec, Data) -> - des_cbc_encrypt(Key, Ivec, Data); -block_encrypt(des_cfb, Key, Ivec, Data) -> - des_cfb_encrypt(Key, Ivec, Data); -block_encrypt(des3_cbc, [Key1, Key2, Key3], Ivec, Data) -> - des3_cbc_encrypt(Key1, Key2, Key3, Ivec, Data); -block_encrypt(des3_cbf, [Key1, Key2, Key3], Ivec, Data) -> - des3_cfb_encrypt(Key1, Key2, Key3, Ivec, Data); -block_encrypt(des_ede3, [Key1, Key2, Key3], Ivec, Data) -> - des_ede3_cbc_encrypt(Key1, Key2, Key3, Ivec, Data); -block_encrypt(blowfish_cbc, Key, Ivec, Data) -> - blowfish_cbc_encrypt(Key, Ivec, Data); -block_encrypt(blowfish_cfb64, Key, Ivec, Data) -> - blowfish_cfb64_encrypt(Key, Ivec, Data); -block_encrypt(blowfish_ofb64, Key, Ivec, Data) -> - blowfish_ofb64_encrypt(Key, Ivec, Data); -block_encrypt(aes_cbc128, Key, Ivec, Data) -> - aes_cbc_128_encrypt(Key, Ivec, Data); -block_encrypt(aes_cbc256, Key, Ivec, Data) -> - aes_cbc_256_encrypt(Key, Ivec, Data); -block_encrypt(aes_cfb128, Key, Ivec, Data) -> - aes_cfb_128_encrypt(Key, Ivec, Data); -block_encrypt(rc2_cbc, Key, Ivec, Data) -> - rc2_cbc_encrypt(Key, Ivec, Data). - --spec block_decrypt(des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | blowfish_cbc | - blowfish_cfb64 | blowfish_ofb64 | aes_cbc128 | aes_cbc256 | aes_cfb128 | rc2_cbc, - Key::iodata(), Ivec::binary(), Data::iodata()) -> binary(). - -block_decrypt(des_cbc, Key, Ivec, Data) -> - des_cbc_decrypt(Key, Ivec, Data); -block_decrypt(des_cfb, Key, Ivec, Data) -> - des_cfb_decrypt(Key, Ivec, Data); -block_decrypt(des3_cbc, [Key1, Key2, Key3], Ivec, Data) -> - des3_cbc_decrypt(Key1, Key2, Key3, Ivec, Data); -block_decrypt(des3_cbf, [Key1, Key2, Key3], Ivec, Data) -> - des3_cfb_decrypt(Key1, Key2, Key3, Ivec, Data); -block_decrypt(des_ede3, [Key1, Key2, Key3], Ivec, Data) -> - des_ede3_cbc_decrypt(Key1, Key2, Key3, Ivec, Data); -block_decrypt(blowfish_cbc, Key, Ivec, Data) -> - blowfish_cbc_decrypt(Key, Ivec, Data); -block_decrypt(blowfish_cfb64, Key, Ivec, Data) -> - blowfish_cfb64_decrypt(Key, Ivec, Data); -block_decrypt(blowfish_ofb64, Key, Ivec, Data) -> - blowfish_ofb64_decrypt(Key, Ivec, Data); -block_decrypt(aes_cbc128, Key, Ivec, Data) -> - aes_cbc_128_decrypt(Key, Ivec, Data); -block_decrypt(aes_cbc256, Key, Ivec, Data) -> - aes_cbc_256_decrypt(Key, Ivec, Data); -block_decrypt(aes_cfb128, Key, Ivec, Data) -> - aes_cfb_128_decrypt(Key, Ivec, Data); -block_decrypt(rc2_cbc, Key, Ivec, Data) -> - rc2_cbc_decrypt(Key, Ivec, Data). - --spec block_encrypt(des_ecb | blowfish_ecb, Key::iodata(), Data::iodata()) -> binary(). - -block_encrypt(des_ecb, Key, Data) -> - des_ecb_encrypt(Key, Data); -block_encrypt(blowfish_ecb, Key, Data) -> - blowfish_ecb_encrypt(Key, Data). - --spec block_decrypt(des_ecb | blowfish_ecb, Key::iodata(), Data::iodata()) -> binary(). - -block_decrypt(des_ecb, Key, Data) -> - des_ecb_decrypt(Key, Data); -block_decrypt(blowfish_ecb, Key, Data) -> - blowfish_ecb_decrypt(Key, Data). - --spec next_iv(des_cbc | des3_cbc | aes_cbc, Data::iodata()) -> binary(). - -next_iv(des_cbc, Data) -> - des_cbc_ivec(Data); -next_iv(des3_cbc, Data) -> - des_cbc_ivec(Data); -next_iv(aes_cbc, Data) -> - aes_cbc_ivec(Data). - --spec next_iv(des_cfb, Data::iodata(), Ivec::binary()) -> binary(). - -next_iv(des_cfb, Data, Ivec) -> - des_cfb_ivec(Ivec, Data); -next_iv(Type, Data, _Ivec) -> - next_iv(Type, Data). - -stream_init(aes_ctr, Key, Ivec) -> - {aes_ctr, aes_ctr_stream_init(Key, Ivec)}. -stream_init(rc4, Key) -> - {rc4, rc4_set_key(Key)}. -stream_encrypt({aes_ctr, State0}, Data) -> - {State, Cipher} = aes_ctr_stream_encrypt(State0, Data), - {{aes_ctr, State}, Cipher}; -stream_encrypt({rc4, State0}, Data) -> - {State, Cipher} = rc4_encrypt_with_state(State0, Data), - {{rc4, State}, Cipher}. -stream_decrypt({aes_ctr, State0}, Data) -> - {State, Text} = aes_ctr_stream_decrypt(State0, Data), - {{aes_ctr, State}, Text}; -stream_decrypt({rc4, State0}, Data) -> - {State, Text} = rc4_encrypt_with_state (State0, Data), - {{rc4, State}, Text}. - -%% -%% CRYPTO FUNCTIONS -%% - -%% -%% DES - in cipher block chaining mode (CBC) -%% --spec des_cbc_encrypt(iodata(), binary(), iodata()) -> binary(). --spec des_cbc_decrypt(iodata(), binary(), iodata()) -> binary(). - -des_cbc_encrypt(Key, IVec, Data) -> - des_cbc_crypt(Key, IVec, Data, true). - -des_cbc_decrypt(Key, IVec, Data) -> - des_cbc_crypt(Key, IVec, Data, false). - -des_cbc_crypt(_Key, _IVec, _Data, _IsEncrypt) -> ?nif_stub. - -%% -%% dec_cbc_ivec(Data) -> binary() -%% -%% Returns the IVec to be used in the next iteration of -%% des_cbc_[encrypt|decrypt]. -%% --spec des_cbc_ivec(iodata()) -> binary(). - -des_cbc_ivec(Data) when is_binary(Data) -> - {_, IVec} = split_binary(Data, size(Data) - 8), - IVec; -des_cbc_ivec(Data) when is_list(Data) -> - des_cbc_ivec(list_to_binary(Data)). - -%% -%% DES - in 8-bits cipher feedback mode (CFB) -%% --spec des_cfb_encrypt(iodata(), binary(), iodata()) -> binary(). --spec des_cfb_decrypt(iodata(), binary(), iodata()) -> binary(). - -des_cfb_encrypt(Key, IVec, Data) -> - des_cfb_crypt(Key, IVec, Data, true). - -des_cfb_decrypt(Key, IVec, Data) -> - des_cfb_crypt(Key, IVec, Data, false). - -des_cfb_crypt(_Key, _IVec, _Data, _IsEncrypt) -> ?nif_stub. - -%% -%% dec_cfb_ivec(IVec, Data) -> binary() -%% -%% Returns the IVec to be used in the next iteration of -%% des_cfb_[encrypt|decrypt]. -%% --spec des_cfb_ivec(iodata(), iodata()) -> binary(). - -des_cfb_ivec(IVec, Data) -> - IVecAndData = list_to_binary([IVec, Data]), - {_, NewIVec} = split_binary(IVecAndData, byte_size(IVecAndData) - 8), - NewIVec. +%% CIPHERS -------------------------------------------------------------------- %% %% DES - in electronic codebook mode (ECB) @@ -973,292 +1158,63 @@ aes_cfb_128_decrypt(Key, IVec, Data) -> aes_cfb_128_crypt(_Key, _IVec, _Data, _IsEncrypt) -> ?nif_stub. -%% -%% RAND - pseudo random numbers using RN_ functions in crypto lib %% --spec rand_bytes(non_neg_integer()) -> binary(). --spec strong_rand_bytes(non_neg_integer()) -> binary(). --spec rand_uniform(crypto_integer(), crypto_integer()) -> - crypto_integer(). --spec strong_rand_mpint(Bits::non_neg_integer(), - Top::-1..1, - Bottom::0..1) -> binary(). - -rand_bytes(_Bytes) -> ?nif_stub. - -strong_rand_bytes(Bytes) -> - case strong_rand_bytes_nif(Bytes) of - false -> erlang:error(low_entropy); - Bin -> Bin - end. -strong_rand_bytes_nif(_Bytes) -> ?nif_stub. - -rand_bytes(_Bytes, _Topmask, _Bottommask) -> ?nif_stub. - -strong_rand_mpint(Bits, Top, Bottom) -> - case strong_rand_mpint_nif(Bits,Top,Bottom) of - false -> erlang:error(low_entropy); - Bin -> Bin - end. -strong_rand_mpint_nif(_Bits, _Top, _Bottom) -> ?nif_stub. - +%% DES - in cipher block chaining mode (CBC) +%% +-spec des_cbc_encrypt(iodata(), binary(), iodata()) -> binary(). +-spec des_cbc_decrypt(iodata(), binary(), iodata()) -> binary(). -rand_uniform(From,To) when is_binary(From), is_binary(To) -> - case rand_uniform_nif(From,To) of - <<Len:32/integer, MSB, Rest/binary>> when MSB > 127 -> - <<(Len + 1):32/integer, 0, MSB, Rest/binary>>; - Whatever -> - Whatever - end; -rand_uniform(From,To) when is_integer(From),is_integer(To) -> - if From < 0 -> - rand_uniform_pos(0, To - From) + From; - true -> - rand_uniform_pos(From, To) - end. +des_cbc_encrypt(Key, IVec, Data) -> + des_cbc_crypt(Key, IVec, Data, true). -rand_uniform_pos(From,To) when From < To -> - BinFrom = mpint(From), - BinTo = mpint(To), - case rand_uniform(BinFrom, BinTo) of - Result when is_binary(Result) -> - erlint(Result); - Other -> - Other - end; -rand_uniform_pos(_,_) -> - error(badarg). +des_cbc_decrypt(Key, IVec, Data) -> + des_cbc_crypt(Key, IVec, Data, false). -rand_uniform_nif(_From,_To) -> ?nif_stub. +des_cbc_crypt(_Key, _IVec, _Data, _IsEncrypt) -> ?nif_stub. %% -%% mod_exp - utility for rsa generation and SRP +%% dec_cbc_ivec(Data) -> binary() %% -mod_exp(Base, Exponent, Modulo) - when is_integer(Base), is_integer(Exponent), is_integer(Modulo) -> - bin_to_int(mod_exp_nif(int_to_bin(Base), int_to_bin(Exponent), int_to_bin(Modulo), 0)); - -mod_exp(Base, Exponent, Modulo) -> - mod_exp_nif(mpint_to_bin(Base),mpint_to_bin(Exponent),mpint_to_bin(Modulo), 4). - --spec mod_pow(binary()|integer(), binary()|integer(), binary()|integer()) -> binary() | error. -mod_pow(Base, Exponent, Prime) -> - case mod_exp_nif(ensure_int_as_bin(Base), ensure_int_as_bin(Exponent), ensure_int_as_bin(Prime), 0) of - <<0>> -> error; - R -> R - end. - +%% Returns the IVec to be used in the next iteration of +%% des_cbc_[encrypt|decrypt]. +%% +-spec des_cbc_ivec(iodata()) -> binary(). -mod_exp_nif(_Base,_Exp,_Mod,_bin_hdr) -> ?nif_stub. +des_cbc_ivec(Data) when is_binary(Data) -> + {_, IVec} = split_binary(Data, size(Data) - 8), + IVec; +des_cbc_ivec(Data) when is_list(Data) -> + des_cbc_ivec(list_to_binary(Data)). %% -%% DSS, RSA - verify +%% DES - in 8-bits cipher feedback mode (CFB) %% --spec dss_verify(data_or_digest(), binary(), [binary()]) -> boolean(). --spec dss_verify(dss_digest_type(), data_or_digest(), binary(), [binary()]) -> boolean(). --spec rsa_verify(data_or_digest(), binary(), [binary()]) -> boolean(). --spec rsa_verify(rsa_digest_type(), data_or_digest(), binary(), [binary()]) -> - boolean(). - -%% Key = [P,Q,G,Y] P,Q,G=DSSParams Y=PublicKey -dss_verify(Data,Signature,Key) -> - dss_verify(sha, Data, Signature, Key). - -dss_verify(Type,Data,Signature,Key) when is_binary(Data), Type=/=none -> - verify(dss,Type,mpint_to_bin(Data),mpint_to_bin(Signature),map_mpint_to_bin(Key)); -dss_verify(Type,Digest,Signature,Key) -> - verify(dss,Type,Digest,mpint_to_bin(Signature),map_mpint_to_bin(Key)). - -% Key = [E,N] E=PublicExponent N=PublicModulus -rsa_verify(Data,Signature,Key) -> - rsa_verify(sha, Data,Signature,Key). -rsa_verify(Type, Data, Signature, Key) when is_binary(Data) -> - verify(rsa, Type, mpint_to_bin(Data), mpint_to_bin(Signature), map_mpint_to_bin(Key)); -rsa_verify(Type, Digest, Signature, Key) -> - verify(rsa, Type, Digest, mpint_to_bin(Signature), map_mpint_to_bin(Key)). - - -verify(dss, Type, Data, Signature, Key) -> - dss_verify_nif(Type, Data, Signature, map_ensure_int_as_bin(Key)); - -verify(rsa, Type, DataOrDigest, Signature, Key) -> - case rsa_verify_nif(Type, DataOrDigest, Signature, map_ensure_int_as_bin(Key)) of - notsup -> erlang:error(notsup); - Bool -> Bool - end; -verify(ecdsa, Type, DataOrDigest, Signature, [Key, Curve]) -> - case ecdsa_verify_nif(Type, DataOrDigest, Signature, term_to_ec_key(Curve, undefined, Key)) of - notsup -> erlang:error(notsup); - Bool -> Bool - end. +-spec des_cfb_encrypt(iodata(), binary(), iodata()) -> binary(). +-spec des_cfb_decrypt(iodata(), binary(), iodata()) -> binary(). +des_cfb_encrypt(Key, IVec, Data) -> + des_cfb_crypt(Key, IVec, Data, true). -dss_verify_nif(_Type, _Data, _Signature, _Key) -> ?nif_stub. -rsa_verify_nif(_Type, _Data, _Signature, _Key) -> ?nif_stub. -ecdsa_verify_nif(_Type, _DataOrDigest, _Signature, _Key) -> ?nif_stub. +des_cfb_decrypt(Key, IVec, Data) -> + des_cfb_crypt(Key, IVec, Data, false). +des_cfb_crypt(_Key, _IVec, _Data, _IsEncrypt) -> ?nif_stub. %% -%% DSS, RSA - sign +%% dec_cfb_ivec(IVec, Data) -> binary() %% -%% Key = [P,Q,G,X] P,Q,G=DSSParams X=PrivateKey --spec dss_sign(data_or_digest(), [binary()]) -> binary(). --spec dss_sign(dss_digest_type(), data_or_digest(), [binary()]) -> binary(). --spec rsa_sign(data_or_digest(), [binary()]) -> binary(). --spec rsa_sign(rsa_digest_type(), data_or_digest(), [binary()]) -> binary(). - -dss_sign(DataOrDigest,Key) -> - dss_sign(sha,DataOrDigest,Key). -dss_sign(Type, Data, Key) when is_binary(Data), Type=/=none -> - sign(dss, Type, mpint_to_bin(Data), map_mpint_to_bin(Key)); -dss_sign(Type, Digest, Key) -> - sign(dss, Type, Digest, map_mpint_to_bin(Key)). - - -%% Key = [E,N,D] E=PublicExponent N=PublicModulus D=PrivateExponent -rsa_sign(DataOrDigest,Key) -> - rsa_sign(sha, DataOrDigest, Key). - -rsa_sign(Type, Data, Key) when is_binary(Data) -> - sign(rsa, Type, mpint_to_bin(Data), map_mpint_to_bin(Key)); -rsa_sign(Type, Digest, Key) -> - sign(rsa, Type, Digest, map_mpint_to_bin(Key)). - -map_mpint_to_bin(List) -> - lists:map(fun(E) -> mpint_to_bin(E) end, List ). - -map_ensure_int_as_bin([H|_]=List) when is_integer(H) -> - lists:map(fun(E) -> int_to_bin(E) end, List); -map_ensure_int_as_bin(List) -> - List. - -ensure_int_as_bin(Int) when is_integer(Int) -> - int_to_bin(Int); -ensure_int_as_bin(Bin) -> - Bin. - -map_to_norm_bin([H|_]=List) when is_integer(H) -> - lists:map(fun(E) -> int_to_bin(E) end, List); -map_to_norm_bin(List) -> - lists:map(fun(E) -> mpint_to_bin(E) end, List). - - -sign(rsa, Type, DataOrDigest, Key) -> - case rsa_sign_nif(Type, DataOrDigest, map_ensure_int_as_bin(Key)) of - error -> erlang:error(badkey, [Type,DataOrDigest,Key]); - Sign -> Sign - end; -sign(dss, Type, DataOrDigest, Key) -> - case dss_sign_nif(Type, DataOrDigest, map_ensure_int_as_bin(Key)) of - error -> erlang:error(badkey, [DataOrDigest, Key]); - Sign -> Sign - end; -sign(ecdsa, Type, DataOrDigest, [Key, Curve]) -> - case ecdsa_sign_nif(Type, DataOrDigest, term_to_ec_key(Curve, Key, undefined)) of - error -> erlang:error(badkey, [Type,DataOrDigest,Key]); - Sign -> Sign - end. - -rsa_sign_nif(_Type,_Data,_Key) -> ?nif_stub. -dss_sign_nif(_Type,_Data,_Key) -> ?nif_stub. -ecdsa_sign_nif(_Type, _DataOrDigest, _Key) -> ?nif_stub. - - - - --spec public_encrypt(rsa, binary(), [binary()], rsa_padding()) -> - binary(). --spec public_decrypt(rsa, binary(), [integer() | binary()], rsa_padding()) -> - binary(). --spec private_encrypt(rsa, binary(), [integer() | binary()], rsa_padding()) -> - binary(). --spec private_decrypt(rsa, binary(), [integer() | binary()], rsa_padding()) -> - binary(). - -public_encrypt(rsa, BinMesg, Key, Padding) -> - case rsa_public_crypt(BinMesg, map_ensure_int_as_bin(Key), Padding, true) of - error -> - erlang:error(encrypt_failed, [BinMesg,Key, Padding]); - Sign -> Sign - end. - -%% Binary, Key = [E,N,D] -private_decrypt(rsa, BinMesg, Key, Padding) -> - case rsa_private_crypt(BinMesg, map_ensure_int_as_bin(Key), Padding, false) of - error -> - erlang:error(decrypt_failed, [BinMesg,Key, Padding]); - Sign -> Sign - end. - - -%% Binary, Key = [E,N,D] -private_encrypt(rsa, BinMesg, Key, Padding) -> - case rsa_private_crypt(BinMesg, map_ensure_int_as_bin(Key), Padding, true) of - error -> - erlang:error(encrypt_failed, [BinMesg,Key, Padding]); - Sign -> Sign - end. - -%% Binary, Key = [E,N] -public_decrypt(rsa, BinMesg, Key, Padding) -> - case rsa_public_crypt(BinMesg, map_ensure_int_as_bin(Key), Padding, false) of - error -> - erlang:error(decrypt_failed, [BinMesg,Key, Padding]); - Sign -> Sign - end. - - +%% Returns the IVec to be used in the next iteration of +%% des_cfb_[encrypt|decrypt]. %% -%% rsa_public_encrypt -%% rsa_private_decrypt --type rsa_padding() :: 'rsa_pkcs1_padding' | 'rsa_pkcs1_oaep_padding' | 'rsa_no_padding'. --spec rsa_public_encrypt(binary(), [binary()], rsa_padding()) -> - binary(). --spec rsa_public_decrypt(binary(), [integer() | mpint()], rsa_padding()) -> - binary(). --spec rsa_private_encrypt(binary(), [integer() | mpint()], rsa_padding()) -> - binary(). --spec rsa_private_decrypt(binary(), [integer() | mpint()], rsa_padding()) -> - binary(). - -%% Binary, Key = [E,N] -rsa_public_encrypt(BinMesg, Key, Padding) -> - case rsa_public_crypt(BinMesg, map_to_norm_bin(Key), Padding, true) of - error -> - erlang:error(encrypt_failed, [BinMesg,Key, Padding]); - Sign -> Sign - end. - -rsa_public_crypt(_BinMsg, _Key, _Padding, _IsEncrypt) -> ?nif_stub. +-spec des_cfb_ivec(iodata(), iodata()) -> binary(). -%% Binary, Key = [E,N,D] -rsa_private_decrypt(BinMesg, Key, Padding) -> - case rsa_private_crypt(BinMesg, map_to_norm_bin(Key), Padding, false) of - error -> - erlang:error(decrypt_failed, [BinMesg,Key, Padding]); - Sign -> Sign - end. +des_cfb_ivec(IVec, Data) -> + IVecAndData = list_to_binary([IVec, Data]), + {_, NewIVec} = split_binary(IVecAndData, byte_size(IVecAndData) - 8), + NewIVec. -rsa_private_crypt(_BinMsg, _Key, _Padding, _IsEncrypt) -> ?nif_stub. - -%% Binary, Key = [E,N,D] -rsa_private_encrypt(BinMesg, Key, Padding) -> - case rsa_private_crypt(BinMesg, map_to_norm_bin(Key), Padding, true) of - error -> - erlang:error(encrypt_failed, [BinMesg,Key, Padding]); - Sign -> Sign - end. - -%% Binary, Key = [E,N] -rsa_public_decrypt(BinMesg, Key, Padding) -> - case rsa_public_crypt(BinMesg, map_to_norm_bin(Key), Padding, false) of - error -> - erlang:error(decrypt_failed, [BinMesg,Key, Padding]); - Sign -> Sign - end. - %% %% AES - with 128 or 256 bit key in cipher block chaining mode (CBC) %% @@ -1298,6 +1254,33 @@ aes_cbc_ivec(Data) when is_binary(Data) -> aes_cbc_ivec(Data) when is_list(Data) -> aes_cbc_ivec(list_to_binary(Data)). + +%% Stream ciphers -------------------------------------------------------------------- + +stream_crypt(Fun, State, Data, Size, MaxByts, []) when Size =< MaxByts -> + Fun(State, Data); +stream_crypt(Fun, State0, Data, Size, MaxByts, Acc) when Size =< MaxByts -> + {State, Cipher} = Fun(State0, Data), + {State, list_to_binary(lists:reverse([Cipher | Acc]))}; +stream_crypt(Fun, State0, Data, _, MaxByts, Acc) -> + <<Increment:MaxByts/binary, Rest/binary>> = Data, + {State, CipherText} = Fun(State0, Increment), + stream_crypt(Fun, State, Rest, erlang:byte_size(Rest), MaxByts, [CipherText | Acc]). + +do_stream_encrypt({aes_ctr, State0}, Data) -> + {State, Cipher} = aes_ctr_stream_encrypt(State0, Data), + {{aes_ctr, State}, Cipher}; +do_stream_encrypt({rc4, State0}, Data) -> + {State, Cipher} = rc4_encrypt_with_state(State0, Data), + {{rc4, State}, Cipher}. + +do_stream_decrypt({aes_ctr, State0}, Data) -> + {State, Text} = aes_ctr_stream_decrypt(State0, Data), + {{aes_ctr, State}, Text}; +do_stream_decrypt({rc4, State0}, Data) -> + {State, Text} = rc4_encrypt_with_state(State0, Data), + {{rc4, State}, Text}. + %% %% AES - in counter mode (CTR) %% @@ -1305,7 +1288,7 @@ aes_cbc_ivec(Data) when is_list(Data) -> binary(). -spec aes_ctr_decrypt(iodata(), binary(), iodata()) -> binary(). - + aes_ctr_encrypt(_Key, _IVec, _Data) -> ?nif_stub. aes_ctr_decrypt(_Key, _IVec, _Cipher) -> ?nif_stub. @@ -1326,15 +1309,6 @@ aes_ctr_stream_encrypt({_Key, _IVec, _ECount, _Num}=_State, _Data) -> ?nif_stub. aes_ctr_stream_decrypt({_Key, _IVec, _ECount, _Num}=_State, _Cipher) -> ?nif_stub. %% -%% XOR - xor to iolists and return a binary -%% NB doesn't check that they are the same size, just concatenates -%% them and sends them to the driver -%% --spec exor(iodata(), iodata()) -> binary(). - -exor(_A, _B) -> ?nif_stub. - -%% %% RC4 - symmetric stream cipher %% -spec rc4_encrypt(iodata(), iodata()) -> binary(). @@ -1363,7 +1337,76 @@ rc2_40_cbc_encrypt(Key, IVec, Data) when erlang:byte_size(Key) == 5 -> rc2_40_cbc_decrypt(Key, IVec, Data) when erlang:byte_size(Key) == 5 -> rc2_cbc_crypt(Key,IVec,Data,false). -%% + +%% Secure remote password ------------------------------------------------------------------- + +user_srp_gen_key(Private, Generator, Prime) -> + case mod_pow(Generator, Private, Prime) of + error -> + error; + Public -> + {Public, Private} + end. + +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 -> + error; + Public -> + {Public, Private} + end. + +srp_multiplier('6a', Generator, Prime) -> + %% k = SHA1(N | PAD(g)) from http://srp.stanford.edu/design.html + C0 = sha_init(), + C1 = sha_update(C0, Prime), + C2 = sha_update(C1, srp_pad_to(erlang:byte_size(Prime), Generator)), + sha_final(C2); +srp_multiplier('6', _, _) -> + <<3/integer>>; +srp_multiplier('3', _, _) -> + <<1/integer>>. + +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, UserPublic)), + C2 = sha_update(C1, srp_pad_to(PadLength, HostPublic)), + sha_final(C2); +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. + <<U:32/bits, _/binary>> = sha(HostPublic), + U. + +srp_pad_length(Width, Length) -> + (Width - Length rem Width) rem Width. + +srp_pad_to(Width, Binary) -> + case srp_pad_length(Width, size(Binary)) of + 0 -> Binary; + N -> << 0:(N*8), Binary/binary>> + end. + +srp_host_secret_nif(_Verifier, _B, _U, _A, _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. + + +%% Digital signatures -------------------------------------------------------------------- +rsa_sign_nif(_Type,_Data,_Key) -> ?nif_stub. +dss_sign_nif(_Type,_Data,_Key) -> ?nif_stub. +ecdsa_sign_nif(_Type, _DataOrDigest, _Curve, _Key) -> ?nif_stub. + +dss_verify_nif(_Type, _Data, _Signature, _Key) -> ?nif_stub. +rsa_verify_nif(_Type, _Data, _Signature, _Key) -> ?nif_stub. +ecdsa_verify_nif(_Type, _DataOrDigest, _Signature, _Curve, _Key) -> ?nif_stub. + +%% Public Keys -------------------------------------------------------------------- %% DH Diffie-Hellman functions %% @@ -1412,84 +1455,13 @@ dh_compute_key(OthersPublicKey, MyPrivateKey, 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(ensure_int_as_bin(PrivateKey), - map_ensure_int_as_bin(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); - _ -> ensure_int_as_bin(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_nif(ec_key_generate(Curve)). - - ec_key_generate(_Key) -> ?nif_stub. - -compute_key(dh, OthersPublicKey, MyPrivateKey, DHParameters) -> - case dh_compute_key_nif(ensure_int_as_bin(OthersPublicKey), - ensure_int_as_bin(MyPrivateKey), - map_ensure_int_as_bin(DHParameters)) of - error -> erlang:error(computation_failed, - [OthersPublicKey,MyPrivateKey,DHParameters]); - Ret -> Ret - end; - -compute_key(srp, HostPublic, {UserPublic, UserPrivate}, - {user, [DerivedKey, Prime, Generator, Version | ScramblerArg]}) when - is_binary(Prime), - is_binary(Generator), - is_atom(Version) -> - HostPubBin = ensure_int_as_bin(HostPublic), - Multiplier = srp_multiplier(Version, Generator, Prime), - Scrambler = case ScramblerArg of - [] -> srp_scrambler(Version, ensure_int_as_bin(UserPublic), - HostPubBin, Prime); - [S] -> S - end, - srp_user_secret_nif(ensure_int_as_bin(UserPrivate), Scrambler, HostPubBin, - Multiplier, Generator, DerivedKey, Prime); - -compute_key(srp, UserPublic, {HostPublic, HostPrivate}, - {host,[Verifier, Prime, Version | ScramblerArg]}) when - is_binary(Verifier), - is_binary(Prime), - is_atom(Version) -> - UserPubBin = ensure_int_as_bin(UserPublic), - Scrambler = case ScramblerArg of - [] -> srp_scrambler(Version, UserPubBin, ensure_int_as_bin(HostPublic), Prime); - [S] -> S - end, - srp_host_secret_nif(Verifier, ensure_int_as_bin(HostPrivate), Scrambler, - UserPubBin, Prime); - -compute_key(ecdh, Others, My, Curve) -> - ecdh_compute_key_nif(ensure_int_as_bin(Others), - term_to_ec_key(Curve,My,undefined)). - -ecdh_compute_key_nif(_Others, _My) -> ?nif_stub. - +ecdh_compute_key_nif(_Others, _Curve, _My) -> ?nif_stub. %% %% EC %% -ec_key_to_term_nif(_Key) -> ?nif_stub. term_to_nif_prime({prime_field, Prime}) -> {prime_field, int_to_bin(Prime)}; @@ -1497,79 +1469,188 @@ term_to_nif_prime(PrimeField) -> PrimeField. term_to_nif_curve({A, B, Seed}) -> {ensure_int_as_bin(A), ensure_int_as_bin(B), Seed}. -term_to_nif_curve_parameters({PrimeField, Curve, BasePoint, Order, CoFactor}) -> +nif_curve_params({PrimeField, Curve, BasePoint, Order, CoFactor}) -> {term_to_nif_prime(PrimeField), term_to_nif_curve(Curve), ensure_int_as_bin(BasePoint), int_to_bin(Order), int_to_bin(CoFactor)}; -term_to_nif_curve_parameters(Curve) when is_atom(Curve) -> +nif_curve_params(Curve) when is_atom(Curve) -> %% named curve Curve. -term_to_ec_key(Curve, PrivKey, PubKey) -> - term_to_ec_key_nif(term_to_nif_curve_parameters(Curve), - ensure_int_as_bin(PrivKey), - ensure_int_as_bin(PubKey)). -term_to_ec_key_nif(_Curve, _PrivKey, _PubKey) -> ?nif_stub. +%% MISC -------------------------------------------------------------------- + +exor(Data1, Data2, Size, MaxByts, []) when Size =< MaxByts -> + do_exor(Data1, Data2); +exor(Data1, Data2, Size, MaxByts, Acc) when Size =< MaxByts -> + Result = do_exor(Data1, Data2), + list_to_binary(lists:reverse([Result | Acc])); +exor(Data1, Data2, _Size, MaxByts, Acc) -> + <<Increment1:MaxByts/binary, Rest1/binary>> = Data1, + <<Increment2:MaxByts/binary, Rest2/binary>> = Data2, + Result = do_exor(Increment1, Increment2), + exor(Rest1, Rest2, erlang:byte_size(Rest1), MaxByts, [Result | Acc]). +do_exor(_A, _B) -> ?nif_stub. +algorithms() -> ?nif_stub. + +int_to_bin(X) when X < 0 -> int_to_bin_neg(X, []); +int_to_bin(X) -> int_to_bin_pos(X, []). + +int_to_bin_pos(0,Ds=[_|_]) -> + list_to_binary(Ds); +int_to_bin_pos(X,Ds) -> + int_to_bin_pos(X bsr 8, [(X band 255)|Ds]). + +int_to_bin_neg(-1, Ds=[MSB|_]) when MSB >= 16#80 -> + list_to_binary(Ds); +int_to_bin_neg(X,Ds) -> + int_to_bin_neg(X bsr 8, [(X band 255)|Ds]). + +bytes_to_integer(Bin) -> + bin_to_int(Bin). + +bin_to_int(Bin) when is_binary(Bin) -> + Bits = bit_size(Bin), + <<Integer:Bits/integer>> = Bin, + Integer; +bin_to_int(undefined) -> + undefined. -%% LOCAL FUNCTIONS +map_ensure_int_as_bin([H|_]=List) when is_integer(H) -> + lists:map(fun(E) -> int_to_bin(E) end, List); +map_ensure_int_as_bin(List) -> + List. + +ensure_int_as_bin(Int) when is_integer(Int) -> + int_to_bin(Int); +ensure_int_as_bin(Bin) -> + Bin. + +map_to_norm_bin([H|_]=List) when is_integer(H) -> + lists:map(fun(E) -> int_to_bin(E) end, List); +map_to_norm_bin(List) -> + lists:map(fun(E) -> mpint_to_bin(E) end, List). + +%%-------------------------------------------------------------------- +%%% Deprecated +%%-------------------------------------------------------------------- %% +%% rsa_public_encrypt +%% rsa_private_decrypt +-type rsa_padding() :: 'rsa_pkcs1_padding' | 'rsa_pkcs1_oaep_padding' | 'rsa_no_padding'. -user_srp_gen_key(Private, Generator, Prime) -> - case mod_pow(Generator, Private, Prime) of +-spec rsa_public_encrypt(binary(), [binary()], rsa_padding()) -> + binary(). +-spec rsa_public_decrypt(binary(), [integer() | mpint()], rsa_padding()) -> + binary(). +-spec rsa_private_encrypt(binary(), [integer() | mpint()], rsa_padding()) -> + binary(). +-spec rsa_private_decrypt(binary(), [integer() | mpint()], rsa_padding()) -> + binary(). + +%% Binary, Key = [E,N] +rsa_public_encrypt(BinMesg, Key, Padding) -> + case rsa_public_crypt(BinMesg, map_to_norm_bin(Key), Padding, true) of error -> - error; - Public -> - {Public, Private} + erlang:error(encrypt_failed, [BinMesg,Key, Padding]); + Sign -> Sign end. -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 -> - error; - Public -> - {Public, Private} - end. +rsa_public_crypt(_BinMsg, _Key, _Padding, _IsEncrypt) -> ?nif_stub. -srp_multiplier('6a', Generator, Prime) -> - %% k = SHA1(N | PAD(g)) from http://srp.stanford.edu/design.html - C0 = sha_init(), - C1 = sha_update(C0, Prime), - C2 = sha_update(C1, srp_pad_to(erlang:byte_size(Prime), Generator)), - sha_final(C2); -srp_multiplier('6', _, _) -> - <<3/integer>>; -srp_multiplier('3', _, _) -> - <<1/integer>>. +%% Binary, Key = [E,N,D] +rsa_private_decrypt(BinMesg, Key, Padding) -> + case rsa_private_crypt(BinMesg, map_to_norm_bin(Key), Padding, false) of + error -> + erlang:error(decrypt_failed, [BinMesg,Key, Padding]); + Sign -> Sign + end. -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, UserPublic)), - C2 = sha_update(C1, srp_pad_to(PadLength, HostPublic)), - sha_final(C2); -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. - <<U:32/bits, _/binary>> = sha(HostPublic), - U. +rsa_private_crypt(_BinMsg, _Key, _Padding, _IsEncrypt) -> ?nif_stub. -srp_pad_length(Width, Length) -> - (Width - Length rem Width) rem Width. -srp_pad_to(Width, Binary) -> - case srp_pad_length(Width, size(Binary)) of - 0 -> Binary; - N -> << 0:(N*8), Binary/binary>> +%% Binary, Key = [E,N,D] +rsa_private_encrypt(BinMesg, Key, Padding) -> + case rsa_private_crypt(BinMesg, map_to_norm_bin(Key), Padding, true) of + error -> + erlang:error(encrypt_failed, [BinMesg,Key, Padding]); + Sign -> Sign end. -srp_host_secret_nif(_Verifier, _B, _U, _A, _Prime) -> ?nif_stub. +%% Binary, Key = [E,N] +rsa_public_decrypt(BinMesg, Key, Padding) -> + case rsa_public_crypt(BinMesg, map_to_norm_bin(Key), Padding, false) of + error -> + erlang:error(decrypt_failed, [BinMesg,Key, Padding]); + Sign -> Sign + end. -srp_user_secret_nif(_A, _U, _B, _Multiplier, _Generator, _Exponent, _Prime) -> ?nif_stub. +map_mpint_to_bin(List) -> + lists:map(fun(E) -> mpint_to_bin(E) end, List ). + +%% +%% DSS, RSA - sign +%% +%% Key = [P,Q,G,X] P,Q,G=DSSParams X=PrivateKey +-spec dss_sign(data_or_digest(), [binary()]) -> binary(). +-spec dss_sign(dss_digest_type(), data_or_digest(), [binary()]) -> binary(). +-spec rsa_sign(data_or_digest(), [binary()]) -> binary(). +-spec rsa_sign(rsa_digest_type(), data_or_digest(), [binary()]) -> binary(). + +dss_sign(DataOrDigest,Key) -> + dss_sign(sha,DataOrDigest,Key). +dss_sign(Type, Data, Key) when is_binary(Data), Type=/=none -> + sign(dss, Type, mpint_to_bin(Data), map_mpint_to_bin(Key)); +dss_sign(Type, Digest, Key) -> + sign(dss, Type, Digest, map_mpint_to_bin(Key)). + + +%% Key = [E,N,D] E=PublicExponent N=PublicModulus D=PrivateExponent +rsa_sign(DataOrDigest,Key) -> + rsa_sign(sha, DataOrDigest, Key). + +rsa_sign(Type, Data, Key) when is_binary(Data) -> + sign(rsa, Type, mpint_to_bin(Data), map_mpint_to_bin(Key)); +rsa_sign(Type, Digest, Key) -> + sign(rsa, Type, Digest, map_mpint_to_bin(Key)). + +%% +%% DSS, RSA - verify +%% +-spec dss_verify(data_or_digest(), binary(), [binary()]) -> boolean(). +-spec dss_verify(dss_digest_type(), data_or_digest(), binary(), [binary()]) -> boolean(). +-spec rsa_verify(data_or_digest(), binary(), [binary()]) -> boolean(). +-spec rsa_verify(rsa_digest_type(), data_or_digest(), binary(), [binary()]) -> + boolean(). + +%% Key = [P,Q,G,Y] P,Q,G=DSSParams Y=PublicKey +dss_verify(Data,Signature,Key) -> + dss_verify(sha, Data, Signature, Key). + +dss_verify(Type,Data,Signature,Key) when is_binary(Data), Type=/=none -> + verify(dss,Type,mpint_to_bin(Data),mpint_to_bin(Signature),map_mpint_to_bin(Key)); +dss_verify(Type,Digest,Signature,Key) -> + verify(dss,Type,Digest,mpint_to_bin(Signature),map_mpint_to_bin(Key)). + +% Key = [E,N] E=PublicExponent N=PublicModulus +rsa_verify(Data,Signature,Key) -> + rsa_verify(sha, Data,Signature,Key). +rsa_verify(Type, Data, Signature, Key) when is_binary(Data) -> + verify(rsa, Type, mpint_to_bin(Data), mpint_to_bin(Signature), map_mpint_to_bin(Key)); +rsa_verify(Type, Digest, Signature, Key) -> + verify(rsa, Type, Digest, mpint_to_bin(Signature), map_mpint_to_bin(Key)). + +-spec strong_rand_mpint(Bits::non_neg_integer(), + Top::-1..1, + Bottom::0..1) -> binary(). + +strong_rand_mpint(Bits, Top, Bottom) -> + case strong_rand_mpint_nif(Bits,Top,Bottom) of + false -> erlang:error(low_entropy); + Bin -> Bin + end. +strong_rand_mpint_nif(_Bits, _Top, _Bottom) -> ?nif_stub. -srp_value_B_nif(_Multiplier, _Verifier, _Generator, _Exponent, _Prime) -> ?nif_stub. %% large integer in a binary with 32bit length %% MP representaion (SSH2) @@ -1594,32 +1675,6 @@ mpint_pos(X) -> <<?UINT32(Sz), Bin/binary>> end. -int_to_bin(X) when X < 0 -> int_to_bin_neg(X, []); -int_to_bin(X) -> int_to_bin_pos(X, []). - -%%int_to_bin_pos(X) when X >= 0 -> -%% int_to_bin_pos(X, []). - -int_to_bin_pos(0,Ds=[_|_]) -> - list_to_binary(Ds); -int_to_bin_pos(X,Ds) -> - int_to_bin_pos(X bsr 8, [(X band 255)|Ds]). - -int_to_bin_neg(-1, Ds=[MSB|_]) when MSB >= 16#80 -> - list_to_binary(Ds); -int_to_bin_neg(X,Ds) -> - int_to_bin_neg(X bsr 8, [(X band 255)|Ds]). - -bytes_to_integer(Bin) -> - bin_to_int(Bin). - -bin_to_int(Bin) when is_binary(Bin) -> - Bits = bit_size(Bin), - <<Integer:Bits/integer>> = Bin, - Integer; -bin_to_int(undefined) -> - undefined. - %% int from integer in a binary with 32bit length erlint(<<MPIntSize:32/integer,MPIntValue/binary>>) -> Bits= MPIntSize * 8, @@ -1629,11 +1684,71 @@ erlint(<<MPIntSize:32/integer,MPIntValue/binary>>) -> mpint_to_bin(<<Len:32, Bin:Len/binary>>) -> Bin. -random_bytes(N) -> - try strong_rand_bytes(N) of - RandBytes -> - RandBytes - catch - error:low_entropy -> - rand_bytes(N) - end. +%% +%% mod_exp - utility for rsa generation and SRP +%% +mod_exp(Base, Exponent, Modulo) + when is_integer(Base), is_integer(Exponent), is_integer(Modulo) -> + bin_to_int(mod_exp_nif(int_to_bin(Base), int_to_bin(Exponent), int_to_bin(Modulo), 0)); + +mod_exp(Base, Exponent, Modulo) -> + mod_exp_nif(mpint_to_bin(Base),mpint_to_bin(Exponent),mpint_to_bin(Modulo), 4). + +mod_exp_nif(_Base,_Exp,_Mod,_bin_hdr) -> ?nif_stub. + +-define(FUNC_LIST, [hash, hash_init, hash_update, hash_final, + hmac, hmac_init, hmac_update, hmac_final, hmac_final_n, + %% deprecated + md4, md4_init, md4_update, md4_final, + md5, md5_init, md5_update, md5_final, + sha, sha_init, sha_update, sha_final, + md5_mac, md5_mac_96, + sha_mac, sha_mac_96, + %% + block_encrypt, block_decrypt, + %% deprecated + des_cbc_encrypt, des_cbc_decrypt, + des_cfb_encrypt, des_cfb_decrypt, + des_ecb_encrypt, des_ecb_decrypt, + des3_cbc_encrypt, des3_cbc_decrypt, + des3_cfb_encrypt, des3_cfb_decrypt, + aes_cfb_128_encrypt, aes_cfb_128_decrypt, + rc2_cbc_encrypt, rc2_cbc_decrypt, + rc2_40_cbc_encrypt, rc2_40_cbc_decrypt, + aes_cbc_128_encrypt, aes_cbc_128_decrypt, + aes_cbc_256_encrypt, aes_cbc_256_decrypt, + blowfish_cbc_encrypt, blowfish_cbc_decrypt, + blowfish_cfb64_encrypt, blowfish_cfb64_decrypt, + blowfish_ecb_encrypt, blowfish_ecb_decrypt, blowfish_ofb64_encrypt, + %% + rand_bytes, + strong_rand_bytes, + rand_uniform, + mod_pow, + exor, + %% deprecated + mod_exp,strong_rand_mpint,erlint, mpint, + %% + sign, verify, generate_key, compute_key, + %% deprecated + dss_verify,dss_sign, + rsa_verify,rsa_sign, + rsa_public_encrypt,rsa_private_decrypt, + rsa_private_encrypt,rsa_public_decrypt, + dh_generate_key, dh_compute_key, + %% + stream_init, stream_encrypt, stream_decrypt, + %% deprecated + rc4_encrypt, rc4_set_key, rc4_encrypt_with_state, + aes_ctr_encrypt, aes_ctr_decrypt, + aes_ctr_stream_init, aes_ctr_stream_encrypt, aes_ctr_stream_decrypt, + %% + next_iv, + %% deprecated + aes_cbc_ivec, + des_cbc_ivec, des_cfb_ivec, + info, + %% + info_lib, supports]). +info() -> + ?FUNC_LIST. diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl index b3bb5dbd17..58aaa78d28 100644 --- a/lib/crypto/test/crypto_SUITE.erl +++ b/lib/crypto/test/crypto_SUITE.erl @@ -212,16 +212,8 @@ mod_pow(Config) when is_list(Config) -> exor() -> [{doc, "Test the exor function"}]. exor(Config) when is_list(Config) -> - B = <<1, 2, 3, 4, 5, 6, 7, 8, 9, 10>>, - Z1 = zero_bin(B), - Z1 = crypto:exor(B, B), - B1 = crypto:rand_bytes(100), - B2 = crypto:rand_bytes(100), - Z2 = zero_bin(B1), - Z2 = crypto:exor(B1, B1), - Z2 = crypto:exor(B2, B2), - R = xor_bytes(B1, B2), - R = crypto:exor(B1, B2). + do_exor(<<1, 2, 3, 4, 5, 6, 7, 8, 9, 10>>), + do_exor(term_to_binary(lists:seq(1, 1000000))). %%-------------------------------------------------------------------- rand_uniform() -> [{doc, "rand_uniform and random_bytes testing"}]. @@ -229,10 +221,10 @@ rand_uniform(Config) when is_list(Config) -> rand_uniform_aux_test(10), 10 = byte_size(crypto:rand_bytes(10)), 10 = byte_size(crypto:strong_rand_bytes(10)). + %%-------------------------------------------------------------------- %% Internal functions ------------------------------------------------ %%-------------------------------------------------------------------- - hash(_, [], []) -> ok; hash(Type, [Msg | RestMsg], [Digest| RestDigest]) -> @@ -491,7 +483,7 @@ do_block_iolistify({Type, Key, IV, PlainText}) -> iolistify(<<"Test With Truncation">>)-> %% Do not iolistify as it spoils this special case <<"Test With Truncation">>; -iolistify(Msg)-> +iolistify(Msg) when is_binary(Msg) -> Length = erlang:byte_size(Msg), Split = Length div 2, List0 = binary_to_list(Msg), @@ -500,7 +492,9 @@ iolistify(Msg)-> [[Element], List1, List2]; {List1, List2}-> [List1, List2] - end. + end; +iolistify(Msg) -> + iolistify(list_to_binary(Msg)). des_iolistify(Msg) -> des_iolist(erlang:byte_size(Msg) div 8, Msg, []). @@ -540,6 +534,17 @@ ipow(A, B, M, Prod) -> ipow(A1, B1, M, (A*Prod) rem M) end. +do_exor(B) -> + Z1 = zero_bin(B), + Z1 = crypto:exor(B, B), + B1 = crypto:rand_bytes(100), + B2 = crypto:rand_bytes(100), + Z2 = zero_bin(B1), + Z2 = crypto:exor(B1, B1), + Z2 = crypto:exor(B2, B2), + R = xor_bytes(B1, B2), + R = crypto:exor(B1, B2). + zero_bin(N) when is_integer(N) -> N8 = N * 8, <<0:N8/integer>>; @@ -586,20 +591,20 @@ group_config(md4 = Type, Config) -> group_config(md5 = Type, Config) -> Msgs = rfc_1321_msgs(), Digests = rfc_1321_md5_digests(), - Keys = rfc_2202_md5_keys(), - Data = rfc_2202_msgs(), - Hmac = rfc_2202_hmac_md5(), + Keys = rfc_2202_md5_keys() ++ [long_hmac_key(md5)], + Data = rfc_2202_msgs() ++ [long_msg()], + Hmac = rfc_2202_hmac_md5() ++ [long_hmac(md5)], [{hash, {Type, Msgs, Digests}}, {hmac, {Type, Keys, Data, Hmac}} | Config]; group_config(ripemd160 = Type, Config) -> Msgs = ripemd160_msgs(), Digests = ripemd160_digests(), [{hash, {Type, Msgs, Digests}} | Config]; group_config(sha = Type, Config) -> - Msgs = [rfc_4634_test1(), rfc_4634_test2_1()], - Digests = rfc_4634_sha_digests(), - Keys = rfc_2202_sha_keys(), - Data = rfc_2202_msgs(), - Hmac = rfc_2202_hmac_sha(), + Msgs = [rfc_4634_test1(), rfc_4634_test2_1(),long_msg()], + Digests = rfc_4634_sha_digests() ++ [long_sha_digest()], + Keys = rfc_2202_sha_keys() ++ [long_hmac_key(sha)], + Data = rfc_2202_msgs() ++ [long_msg()], + Hmac = rfc_2202_hmac_sha() ++ [long_hmac(sha)], [{hash, {Type, Msgs, Digests}}, {hmac, {Type, Keys, Data, Hmac}} | Config]; group_config(sha224 = Type, Config) -> Msgs = [rfc_4634_test1(), rfc_4634_test2_1()], @@ -609,25 +614,25 @@ group_config(sha224 = Type, Config) -> Hmac = rfc4231_hmac_sha224(), [{hash, {Type, Msgs, Digests}}, {hmac, {Type, Keys, Data, Hmac}} | Config]; group_config(sha256 = Type, Config) -> - Msgs = [rfc_4634_test1(), rfc_4634_test2_1()], - Digests = rfc_4634_sha256_digests(), - Keys = rfc_4231_keys(), - Data = rfc_4231_msgs(), - Hmac = rfc4231_hmac_sha256(), + Msgs = [rfc_4634_test1(), rfc_4634_test2_1(), long_msg()], + Digests = rfc_4634_sha256_digests() ++ [long_sha256_digest()], + Keys = rfc_4231_keys() ++ [long_hmac_key(sha256)], + Data = rfc_4231_msgs() ++ [long_msg()], + Hmac = rfc4231_hmac_sha256() ++ [long_hmac(sha256)], [{hash, {Type, Msgs, Digests}}, {hmac, {Type, Keys, Data, Hmac}} | Config]; group_config(sha384 = Type, Config) -> - Msgs = [rfc_4634_test1(), rfc_4634_test2()], - Digests = rfc_4634_sha384_digests(), - Keys = rfc_4231_keys(), - Data = rfc_4231_msgs(), - Hmac = rfc4231_hmac_sha384(), + Msgs = [rfc_4634_test1(), rfc_4634_test2(), long_msg()], + Digests = rfc_4634_sha384_digests() ++ [long_sha384_digest()], + Keys = rfc_4231_keys() ++ [long_hmac_key(sha384)], + Data = rfc_4231_msgs() ++ [long_msg()], + Hmac = rfc4231_hmac_sha384() ++ [long_hmac(sha384)], [{hash, {Type, Msgs, Digests}}, {hmac, {Type, Keys, Data, Hmac}} | Config]; group_config(sha512 = Type, Config) -> - Msgs = [rfc_4634_test1(), rfc_4634_test2()], - Digests = rfc_4634_sha512_digests(), - Keys = rfc_4231_keys(), - Data = rfc_4231_msgs(), - Hmac = rfc4231_hmac_sha512(), + Msgs = [rfc_4634_test1(), rfc_4634_test2(), long_msg()], + Digests = rfc_4634_sha512_digests() ++ [long_sha512_digest()], + Keys = rfc_4231_keys() ++ [long_hmac_key(sha512)], + Data = rfc_4231_msgs() ++ [long_msg()], + Hmac = rfc4231_hmac_sha512() ++ [long_hmac(sha512)], [{hash, {Type, Msgs, Digests}}, {hmac, {Type, Keys, Data, Hmac}} | Config]; group_config(rsa = Type, Config) -> Msg = rsa_plain(), @@ -789,6 +794,23 @@ rfc_4634_sha512_digests() -> "454D4423643CE80E2A9AC94FA54CA49F"), hexstr2bin("8E959B75DAE313DA8CF4F72814FC143F8F7779C6EB9F7FA17299AEADB6889018501D289E4900F7E4331B99DEC4B5433AC7D329EEB6DD26545E96E55B874BE909")]. +long_msg() -> + lists:duplicate(1000000, $a). + +long_sha_digest() -> + hexstr2bin("34aa973c" "d4c4daa4" "f61eeb2b" "dbad2731" "6534016f"). + +long_sha256_digest() -> + hexstr2bin("cdc76e5c" "9914fb92" "81a1c7e2" "84d73e67" "f1809a48" "a497200e" "046d39cc" "c7112cd0"). + +long_sha384_digest() -> + hexstr2bin("9d0e1809716474cb" "086e834e310a4a1c" "ed149e9c00f24852" "7972cec5704c2a5b" + "07b8b3dc38ecc4eb" "ae97ddd87f3d8985"). + +long_sha512_digest() -> + hexstr2bin("e718483d0ce76964" "4e2e42c7bc15b463" "8e1f98b13b204428" "5632a803afa973eb" + "de0ff244877ea60a" "4cb0432ce577c31b" "eb009c5c2c49aa2e" "4eadb217ad8cc09b"). + ripemd160_msgs() -> [<<"">>, <<"a">>, @@ -852,6 +874,35 @@ hmac_key(_) -> hmac_inc(_) -> [<<"Sampl">>, <<"e #1">>]. +%% https://www.cosic.esat.kuleuven.be/nessie/testvectors/ +long_hmac_key(Type) when Type == sha384; + Type == sha512 -> + hexstr2bin("00112233445566778899AABBCCDDEEFF" + "0123456789ABCDEF0011223344556677" + "8899AABBCCDDEEFF0123456789ABCDEF" + "00112233445566778899AABBCCDDEEFF"); +long_hmac_key(_) -> + hexstr2bin("0123456789ABCDEF0123456789ABCDEF" + "0123456789ABCDEF0123456789ABCDEF" + "0123456789ABCDEF0123456789ABCDEF" + "0123456789ABCDEF0123456789ABCDEF"). +long_hmac(md5) -> + hexstr2bin("82FDDA30202CB6ACC6F24D4F8A50EB7A"); +long_hmac(sha) -> + hexstr2bin("61D1D0B6459860755FDA892938C23DD401E54A7E"); +long_hmac(sha256) -> + hexstr2bin("50008B8DC7ED3926936347FDC1A01E9D" + "5220C6CC4B038B482C0F28A4CD88CA37"); +long_hmac(sha384) -> + hexstr2bin("C1EB08DAFA015833D3FC6B29A387558B" + "3F6FA1524AA1A8EB64798D5A76A39D6E" + "A1465525342E060EE996277B4FFCDDC9"); +long_hmac(sha512) -> + hexstr2bin("D116BF471AAE1264854F1906025E846A" + "61618A965FCA30B695220EA2D6E547E3" + "F3B5A4B54E6778928C26D5D3D810498E" + "8DF86CB3CC1E9F66A00419B13B6B0C9A"). + rfc_2202_hmac_md5() -> [ hexstr2bin("9294727a3638bb1c13f48ef8158bfc9d"), @@ -1193,7 +1244,8 @@ blowfish_ofb64() -> rc4() -> [{rc4, <<"apaapa">>, <<"Yo baby yo">>}, - {rc4, <<"apaapa">>, list_to_binary(lists:seq(0, 255))} + {rc4, <<"apaapa">>, list_to_binary(lists:seq(0, 255))}, + {rc4, <<"apaapa">>, lists:duplicate(1000000, $a)} ]. aes_ctr() -> @@ -1237,7 +1289,11 @@ aes_ctr() -> hexstr2bin("30c81c46a35ce411e5fbc1191a0a52ef")}, {aes_ctr, hexstr2bin("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4"), hexstr2bin("f0f1f2f3f4f5f6f7f8f9fafbfcfdff02"), - hexstr2bin("f69f2445df4f9b17ad2b417be66c3710")} + hexstr2bin("f69f2445df4f9b17ad2b417be66c3710")}, + + {aes_ctr, hexstr2bin("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4"), + hexstr2bin("f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff"), + lists:duplicate(1000000, $a)} ]. rsa_plain() -> diff --git a/lib/crypto/vsn.mk b/lib/crypto/vsn.mk index 2a0cb57aa9..d5d7c8a128 100644 --- a/lib/crypto/vsn.mk +++ b/lib/crypto/vsn.mk @@ -1 +1 @@ -CRYPTO_VSN = 2.3 +CRYPTO_VSN = 3.0 |