diff options
Diffstat (limited to 'lib/crypto/c_src/crypto.c')
| -rw-r--r-- | lib/crypto/c_src/crypto.c | 1497 |
1 files changed, 1075 insertions, 422 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 94a207cba6..194a3d30e9 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2010-2017. All Rights Reserved. + * Copyright Ericsson AB 2010-2018. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -148,6 +148,23 @@ # define HAVE_DES_ede3_cfb_encrypt #endif +// SHA3: +#if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,1,1) +// An error in beta releases of 1.1.1 fixed in production release +# ifdef NID_sha3_224 +# define HAVE_SHA3_224 +# endif +# ifdef NID_sha3_256 +# define HAVE_SHA3_256 +# endif +#endif +# ifdef NID_sha3_384 +# define HAVE_SHA3_384 +# endif +# ifdef NID_sha3_512 +# define HAVE_SHA3_512 +# endif + #if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION(0,9,8,'o') \ && !defined(OPENSSL_NO_EC) \ && !defined(OPENSSL_NO_ECDH) \ @@ -155,14 +172,31 @@ # define HAVE_EC #endif +// (test for >= 1.1.1pre8) +#if OPENSSL_VERSION_NUMBER >= (PACKED_OPENSSL_VERSION_PLAIN(1,1,1) -7) \ + && !defined(HAS_LIBRESSL) \ + && defined(HAVE_EC) +# define HAVE_ED_CURVE_DH +# if OPENSSL_VERSION_NUMBER >= (PACKED_OPENSSL_VERSION_PLAIN(1,1,1)) \ + && !defined(FIPS_SUPPORT) +# define HAVE_EDDSA +# endif +#endif + #if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION(0,9,8,'c') # define HAVE_AES_IGE #endif #if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,0,1) # define HAVE_EVP_AES_CTR +# define HAVE_AEAD # define HAVE_GCM +# define HAVE_CCM # define HAVE_CMAC +# if defined(RSA_PKCS1_OAEP_PADDING) +# define HAVE_RSA_OAEP_PADDING +# endif +# define HAVE_RSA_MGF1_MD # if OPENSSL_VERSION_NUMBER < PACKED_OPENSSL_VERSION(1,0,1,'d') # define HAVE_GCM_EVP_DECRYPT_BUG # endif @@ -170,7 +204,16 @@ #if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,1,0) # ifndef HAS_LIBRESSL +# define HAVE_CHACHA20 # define HAVE_CHACHA20_POLY1305 +# define HAVE_RSA_OAEP_MD +# endif +#endif + +// OPENSSL_VERSION_NUMBER >= 1.1.1-pre8 +#if OPENSSL_VERSION_NUMBER >= (PACKED_OPENSSL_VERSION_PLAIN(1,1,1)-7) +# ifndef HAS_LIBRESSL +# define HAVE_POLY1305 # endif #endif @@ -178,10 +221,16 @@ # define HAVE_ECB_IVEC_BUG #endif -#define HAVE_RSA_SSLV23_PADDING -#if defined(HAS_LIBRESSL) \ - && LIBRESSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(2,6,1) -# undef HAVE_RSA_SSLV23_PADDING +#ifndef HAS_LIBRESSL +# ifdef RSA_SSLV23_PADDING +# define HAVE_RSA_SSLV23_PADDING +# endif +#endif + +#if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,0,0) +# ifdef RSA_PKCS1_PSS_PADDING +# define HAVE_RSA_PKCS1_PSS_PADDING +# endif #endif #if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION(0,9,8,'h') \ @@ -491,8 +540,6 @@ static ERL_NIF_TERM pkey_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM a static ERL_NIF_TERM pkey_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM pkey_crypt_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM rsa_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM dh_generate_parameters_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM dh_check(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM dh_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM dh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM privkey_to_pubkey_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); @@ -503,16 +550,21 @@ static ERL_NIF_TERM srp_host_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_ static ERL_NIF_TERM ec_key_generate(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM ecdh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM evp_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM evp_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); + static ERL_NIF_TERM rand_seed_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM aes_gcm_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM aes_gcm_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM aead_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM aead_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); #ifdef HAVE_GCM_EVP_DECRYPT_BUG static ERL_NIF_TERM aes_gcm_decrypt_NO_EVP(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); #endif -static ERL_NIF_TERM chacha20_poly1305_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM chacha20_poly1305_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM chacha20_stream_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM chacha20_stream_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); + +static ERL_NIF_TERM poly1305_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM engine_by_id_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM engine_init_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); @@ -527,6 +579,7 @@ static ERL_NIF_TERM engine_remove_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE static ERL_NIF_TERM engine_get_first_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM engine_get_next_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM engine_get_id_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM engine_get_name_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM engine_get_all_methods_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); /* helpers */ @@ -546,6 +599,7 @@ static int zero_terminate(ErlNifBinary bin, char **buf); #endif static int library_refc = 0; /* number of users of this dynamic library */ +static int library_initialized = 0; static ErlNifFunc nif_funcs[] = { {"info_lib", 0, info_lib}, @@ -580,10 +634,10 @@ static ErlNifFunc nif_funcs[] = { {"pkey_verify_nif", 6, pkey_verify_nif}, {"pkey_crypt_nif", 6, pkey_crypt_nif}, {"rsa_generate_key_nif", 2, rsa_generate_key_nif}, - {"dh_generate_parameters_nif", 2, dh_generate_parameters_nif}, - {"dh_check", 1, dh_check}, {"dh_generate_key_nif", 4, dh_generate_key_nif}, {"dh_compute_key_nif", 3, dh_compute_key_nif}, + {"evp_compute_key_nif", 3, evp_compute_key_nif}, + {"evp_generate_key_nif", 1, evp_generate_key_nif}, {"privkey_to_pubkey_nif", 2, privkey_to_pubkey_nif}, {"srp_value_B_nif", 5, srp_value_B_nif}, {"srp_user_secret_nif", 7, srp_user_secret_nif}, @@ -594,11 +648,14 @@ static ErlNifFunc nif_funcs[] = { {"rand_seed_nif", 1, rand_seed_nif}, - {"aes_gcm_encrypt", 5, aes_gcm_encrypt}, - {"aes_gcm_decrypt", 5, aes_gcm_decrypt}, + {"aead_encrypt", 6, aead_encrypt}, + {"aead_decrypt", 6, aead_decrypt}, + + {"chacha20_stream_init", 2, chacha20_stream_init}, + {"chacha20_stream_encrypt", 2, chacha20_stream_crypt}, + {"chacha20_stream_decrypt", 2, chacha20_stream_crypt}, - {"chacha20_poly1305_encrypt", 4, chacha20_poly1305_encrypt}, - {"chacha20_poly1305_decrypt", 5, chacha20_poly1305_decrypt}, + {"poly1305_nif", 2, poly1305_nif}, {"engine_by_id_nif", 1, engine_by_id_nif}, {"engine_init_nif", 1, engine_init_nif}, @@ -613,6 +670,7 @@ static ErlNifFunc nif_funcs[] = { {"engine_get_first_nif", 0, engine_get_first_nif}, {"engine_get_next_nif", 1, engine_get_next_nif}, {"engine_get_id_nif", 1, engine_get_id_nif}, + {"engine_get_name_nif", 1, engine_get_name_nif}, {"engine_get_all_methods_nif", 0, engine_get_all_methods_nif} }; @@ -662,6 +720,15 @@ static ERL_NIF_TERM atom_onbasis; static ERL_NIF_TERM atom_aes_cfb8; static ERL_NIF_TERM atom_aes_cfb128; +#ifdef HAVE_GCM +static ERL_NIF_TERM atom_aes_gcm; +#endif +#ifdef HAVE_CCM +static ERL_NIF_TERM atom_aes_ccm; +#endif +#ifdef HAVE_CHACHA20_POLY1305 +static ERL_NIF_TERM atom_chacha20_poly1305; +#endif #ifdef HAVE_ECB_IVEC_BUG static ERL_NIF_TERM atom_aes_ecb; static ERL_NIF_TERM atom_des_ecb; @@ -671,6 +738,18 @@ static ERL_NIF_TERM atom_blowfish_ecb; static ERL_NIF_TERM atom_rsa; static ERL_NIF_TERM atom_dss; static ERL_NIF_TERM atom_ecdsa; + +#ifdef HAVE_ED_CURVE_DH +static ERL_NIF_TERM atom_x25519; +static ERL_NIF_TERM atom_x448; +#endif + +static ERL_NIF_TERM atom_eddsa; +#ifdef HAVE_EDDSA +static ERL_NIF_TERM atom_ed25519; +static ERL_NIF_TERM atom_ed448; +#endif + static ERL_NIF_TERM atom_rsa_mgf1_md; static ERL_NIF_TERM atom_rsa_oaep_label; static ERL_NIF_TERM atom_rsa_oaep_md; @@ -686,6 +765,10 @@ static ERL_NIF_TERM atom_sha224; static ERL_NIF_TERM atom_sha256; static ERL_NIF_TERM atom_sha384; static ERL_NIF_TERM atom_sha512; +static ERL_NIF_TERM atom_sha3_224; +static ERL_NIF_TERM atom_sha3_256; +static ERL_NIF_TERM atom_sha3_384; +static ERL_NIF_TERM atom_sha3_512; static ERL_NIF_TERM atom_md5; static ERL_NIF_TERM atom_ripemd160; @@ -771,6 +854,35 @@ static struct digest_type_t digest_types[] = {NULL} #endif }, + {{"sha3_224"}, +#ifdef HAVE_SHA3_224 + {&EVP_sha3_224} +#else + {NULL} +#endif + }, + {{"sha3_256"}, +#ifdef HAVE_SHA3_256 + {&EVP_sha3_256} +#else + {NULL} +#endif + }, + {{"sha3_384"}, +#ifdef HAVE_SHA3_384 + {&EVP_sha3_384} +#else + {NULL} +#endif + }, + {{"sha3_512"}, +#ifdef HAVE_SHA3_512 + {&EVP_sha3_512} +#else + {NULL} +#endif + }, + {{NULL}} }; @@ -1009,14 +1121,14 @@ static int initialize(ErlNifEnv* env, ERL_NIF_TERM load_info) PRINTF_ERR0("CRYPTO: Could not open resource type 'ENGINE_CTX'"); return __LINE__; } +#endif - if (library_refc > 0) { + if (library_initialized) { /* Repeated loading of this library (module upgrade). * Atoms and callbacks are already set, we are done. */ return 0; } -#endif atom_true = enif_make_atom(env,"true"); atom_false = enif_make_atom(env,"false"); @@ -1061,8 +1173,18 @@ static int initialize(ErlNifEnv* env, ERL_NIF_TERM load_info) atom_ppbasis = enif_make_atom(env,"ppbasis"); atom_onbasis = enif_make_atom(env,"onbasis"); #endif + atom_aes_cfb8 = enif_make_atom(env, "aes_cfb8"); atom_aes_cfb128 = enif_make_atom(env, "aes_cfb128"); +#ifdef HAVE_GCM + atom_aes_gcm = enif_make_atom(env, "aes_gcm"); +#endif +#ifdef HAVE_CCM + atom_aes_ccm = enif_make_atom(env, "aes_ccm"); +#endif +#ifdef HAVE_CHACHA20_POLY1305 + atom_chacha20_poly1305 = enif_make_atom(env,"chacha20_poly1305"); +#endif #ifdef HAVE_ECB_IVEC_BUG atom_aes_ecb = enif_make_atom(env, "aes_ecb"); atom_des_ecb = enif_make_atom(env, "des_ecb"); @@ -1078,6 +1200,15 @@ static int initialize(ErlNifEnv* env, ERL_NIF_TERM load_info) atom_rsa = enif_make_atom(env,"rsa"); atom_dss = enif_make_atom(env,"dss"); atom_ecdsa = enif_make_atom(env,"ecdsa"); +#ifdef HAVE_ED_CURVE_DH + atom_x25519 = enif_make_atom(env,"x25519"); + atom_x448 = enif_make_atom(env,"x448"); +#endif + atom_eddsa = enif_make_atom(env,"eddsa"); +#ifdef HAVE_EDDSA + atom_ed25519 = enif_make_atom(env,"ed25519"); + atom_ed448 = enif_make_atom(env,"ed448"); +#endif atom_rsa_mgf1_md = enif_make_atom(env,"rsa_mgf1_md"); atom_rsa_oaep_label = enif_make_atom(env,"rsa_oaep_label"); atom_rsa_oaep_md = enif_make_atom(env,"rsa_oaep_md"); @@ -1093,6 +1224,10 @@ static int initialize(ErlNifEnv* env, ERL_NIF_TERM load_info) atom_sha256 = enif_make_atom(env,"sha256"); atom_sha384 = enif_make_atom(env,"sha384"); atom_sha512 = enif_make_atom(env,"sha512"); + atom_sha3_224 = enif_make_atom(env,"sha3_224"); + atom_sha3_256 = enif_make_atom(env,"sha3_256"); + atom_sha3_384 = enif_make_atom(env,"sha3_384"); + atom_sha3_512 = enif_make_atom(env,"sha3_512"); atom_md5 = enif_make_atom(env,"md5"); atom_ripemd160 = enif_make_atom(env,"ripemd160"); @@ -1123,9 +1258,6 @@ static int initialize(ErlNifEnv* env, ERL_NIF_TERM load_info) atom_password = enif_make_atom(env,"password"); #endif - init_digest_types(env); - init_cipher_types(env); - init_algorithms_types(env); #ifdef HAVE_DYNAMIC_CRYPTO_LIB { @@ -1172,6 +1304,11 @@ static int initialize(ErlNifEnv* env, ERL_NIF_TERM load_info) } #endif /* OPENSSL_THREADS */ + init_digest_types(env); + init_cipher_types(env); + init_algorithms_types(env); + + library_initialized = 1; return 0; } @@ -1211,13 +1348,17 @@ static void unload(ErlNifEnv* env, void* priv_data) } static int algo_hash_cnt, algo_hash_fips_cnt; -static ERL_NIF_TERM algo_hash[8]; /* increase when extending the list */ +static ERL_NIF_TERM algo_hash[12]; /* increase when extending the list */ static int algo_pubkey_cnt, algo_pubkey_fips_cnt; -static ERL_NIF_TERM algo_pubkey[7]; /* increase when extending the list */ +static ERL_NIF_TERM algo_pubkey[12]; /* increase when extending the list */ static int algo_cipher_cnt, algo_cipher_fips_cnt; -static ERL_NIF_TERM algo_cipher[24]; /* increase when extending the list */ +static ERL_NIF_TERM algo_cipher[25]; /* increase when extending the list */ static int algo_mac_cnt, algo_mac_fips_cnt; -static ERL_NIF_TERM algo_mac[2]; /* increase when extending the list */ +static ERL_NIF_TERM algo_mac[3]; /* increase when extending the list */ +static int algo_curve_cnt, algo_curve_fips_cnt; +static ERL_NIF_TERM algo_curve[89]; /* increase when extending the list */ +static int algo_rsa_opts_cnt, algo_rsa_opts_fips_cnt; +static ERL_NIF_TERM algo_rsa_opts[11]; /* increase when extending the list */ static void init_algorithms_types(ErlNifEnv* env) { @@ -1236,6 +1377,18 @@ static void init_algorithms_types(ErlNifEnv* env) #ifdef HAVE_SHA512 algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha512"); #endif +#ifdef HAVE_SHA3_224 + algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha3_224"); +#endif +#ifdef HAVE_SHA3_256 + algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha3_256"); +#endif +#ifdef HAVE_SHA3_384 + algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha3_384"); +#endif +#ifdef HAVE_SHA3_512 + algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha3_512"); +#endif // Non-validated algorithms follow algo_hash_fips_cnt = algo_hash_cnt; algo_hash[algo_hash_cnt++] = enif_make_atom(env, "md4"); @@ -1255,6 +1408,10 @@ static void init_algorithms_types(ErlNifEnv* env) #endif // Non-validated algorithms follow algo_pubkey_fips_cnt = algo_pubkey_cnt; + // Don't know if Edward curves are fips validated +#if defined(HAVE_EDDSA) + algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "eddsa"); +#endif algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "srp"); // Validated algorithms first @@ -1269,19 +1426,22 @@ static void init_algorithms_types(ErlNifEnv* env) #endif algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_cbc"); algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_cbc128"); - algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_cfb8"); - algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_cfb128"); algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_cbc256"); algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_ctr"); algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_ecb"); #if defined(HAVE_GCM) algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"aes_gcm"); #endif +#if defined(HAVE_CCM) + algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"aes_ccm"); +#endif // Non-validated algorithms follow algo_cipher_fips_cnt = algo_cipher_cnt; #ifdef HAVE_AES_IGE algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"aes_ige256"); #endif + algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_cfb8"); + algo_cipher[algo_cipher_cnt++] = enif_make_atom(env, "aes_cfb128"); #ifndef OPENSSL_NO_DES algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"des_cbc"); algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"des_cfb"); @@ -1300,20 +1460,162 @@ static void init_algorithms_types(ErlNifEnv* env) #if defined(HAVE_CHACHA20_POLY1305) algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"chacha20_poly1305"); #endif - +#if defined(HAVE_CHACHA20) + algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"chacha20"); +#endif + // Validated algorithms first algo_mac_cnt = 0; algo_mac[algo_mac_cnt++] = enif_make_atom(env,"hmac"); #ifdef HAVE_CMAC algo_mac[algo_mac_cnt++] = enif_make_atom(env,"cmac"); #endif +#ifdef HAVE_POLY1305 + algo_mac[algo_mac_cnt++] = enif_make_atom(env,"poly1305"); +#endif // Non-validated algorithms follow algo_mac_fips_cnt = algo_mac_cnt; + // Validated algorithms first + algo_curve_cnt = 0; +#if defined(HAVE_EC) + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp160k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp160r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp160r2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp192r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp192k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp224k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp224r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp256k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp256r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp384r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp521r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"prime192v1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"prime192v2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"prime192v3"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"prime239v1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"prime239v2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"prime239v3"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"prime256v1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls7"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls9"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls12"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP160r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP160t1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP192r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP192t1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP224r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP224t1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP256r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP256t1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP320r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP320t1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP384r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP384t1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP512r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"brainpoolP512t1"); +#if !defined(OPENSSL_NO_EC2M) + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect163k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect163r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect163r2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect193r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect193r2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect233k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect233r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect239k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect283k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect283r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect409k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect409r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect571k1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect571r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2pnb163v1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2pnb163v2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2pnb163v3"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2pnb176v1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2tnb191v1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2tnb191v2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2tnb191v3"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2pnb208w1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2tnb239v1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2tnb239v2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2tnb239v3"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2pnb272w1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2pnb304w1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2tnb359v1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2pnb368w1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"c2tnb431r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls3"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls5"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls10"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls11"); +#endif +#endif + // Non-validated algorithms follow + algo_curve_fips_cnt = algo_curve_cnt; +#if defined(HAVE_EC) + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp112r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp112r2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp128r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"secp128r2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls6"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls8"); +#if !defined(OPENSSL_NO_EC2M) + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect113r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect113r2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect131r1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"sect131r2"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls1"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"wtls4"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"ipsec3"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"ipsec4"); +#endif +#endif + //-- +#ifdef HAVE_EDDSA + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"ed25519"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"ed448"); +#endif +#ifdef HAVE_ED_CURVE_DH + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"x25519"); + algo_curve[algo_curve_cnt++] = enif_make_atom(env,"x448"); +#endif + + // Validated algorithms first + algo_rsa_opts_cnt = 0; +#ifdef HAS_EVP_PKEY_CTX +# ifdef HAVE_RSA_PKCS1_PSS_PADDING + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_pkcs1_pss_padding"); + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_pss_saltlen"); +# endif +# ifdef HAVE_RSA_MGF1_MD + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_mgf1_md"); +# endif +# ifdef HAVE_RSA_OAEP_PADDING + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_pkcs1_oaep_padding"); +# endif +# ifdef HAVE_RSA_OAEP_MD + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_oaep_label"); + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_oaep_md"); +# endif + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"signature_md"); +#endif + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_pkcs1_padding"); + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_x931_padding"); +#ifdef HAVE_RSA_SSLV23_PADDING + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_sslv23_padding"); +#endif + algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_no_padding"); + algo_rsa_opts_fips_cnt = algo_rsa_opts_cnt; + + + // Check that the max number of algos is updated ASSERT(algo_hash_cnt <= sizeof(algo_hash)/sizeof(ERL_NIF_TERM)); ASSERT(algo_pubkey_cnt <= sizeof(algo_pubkey)/sizeof(ERL_NIF_TERM)); ASSERT(algo_cipher_cnt <= sizeof(algo_cipher)/sizeof(ERL_NIF_TERM)); ASSERT(algo_mac_cnt <= sizeof(algo_mac)/sizeof(ERL_NIF_TERM)); + ASSERT(algo_curve_cnt <= sizeof(algo_curve)/sizeof(ERL_NIF_TERM)); + ASSERT(algo_rsa_opts_cnt <= sizeof(algo_rsa_opts)/sizeof(ERL_NIF_TERM)); } static ERL_NIF_TERM algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -1324,17 +1626,23 @@ static ERL_NIF_TERM algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv int pubkey_cnt = fips_mode ? algo_pubkey_fips_cnt : algo_pubkey_cnt; int cipher_cnt = fips_mode ? algo_cipher_fips_cnt : algo_cipher_cnt; int mac_cnt = fips_mode ? algo_mac_fips_cnt : algo_mac_cnt; + int curve_cnt = fips_mode ? algo_curve_fips_cnt : algo_curve_cnt; + int rsa_opts_cnt = fips_mode ? algo_rsa_opts_fips_cnt : algo_rsa_opts_cnt; #else int hash_cnt = algo_hash_cnt; int pubkey_cnt = algo_pubkey_cnt; int cipher_cnt = algo_cipher_cnt; int mac_cnt = algo_mac_cnt; + int curve_cnt = algo_curve_cnt; + int rsa_opts_cnt = algo_rsa_opts_cnt; #endif - return enif_make_tuple4(env, - enif_make_list_from_array(env, algo_hash, hash_cnt), + return enif_make_tuple6(env, + enif_make_list_from_array(env, algo_hash, hash_cnt), enif_make_list_from_array(env, algo_pubkey, pubkey_cnt), enif_make_list_from_array(env, algo_cipher, cipher_cnt), - enif_make_list_from_array(env, algo_mac, mac_cnt) + enif_make_list_from_array(env, algo_mac, mac_cnt), + enif_make_list_from_array(env, algo_curve, curve_cnt), + enif_make_list_from_array(env, algo_rsa_opts, rsa_opts_cnt) ); } @@ -1755,6 +2063,7 @@ static ERL_NIF_TERM hash_final_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM } #endif /* OPENSSL_VERSION_NUMBER < 1.0 */ + static ERL_NIF_TERM hmac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Type, Key, Data) or (Type, Key, Data, MacSize) */ struct digest_type_t *digp = NULL; @@ -1941,6 +2250,62 @@ static ERL_NIF_TERM cmac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[] #endif } +/* For OpenSSL >= 1.1.1 the hmac_nif and cmac_nif could be integrated into poly1305 (with 'type' as parameter) */ +static ERL_NIF_TERM poly1305_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Key, Text) */ +#ifdef HAVE_POLY1305 + ErlNifBinary key_bin, text, ret_bin; + ERL_NIF_TERM ret = atom_error; + EVP_PKEY *key = NULL; + EVP_MD_CTX *mctx = NULL; + EVP_PKEY_CTX *pctx = NULL; + const EVP_MD *md = NULL; + size_t size; + int type; + + type = EVP_PKEY_POLY1305; + + if (!enif_inspect_binary(env, argv[0], &key_bin) || + !(key_bin.size == 32) ) { + return enif_make_badarg(env); + } + + if (!enif_inspect_binary(env, argv[1], &text) ) { + return enif_make_badarg(env); + } + + key = EVP_PKEY_new_raw_private_key(type, /*engine*/ NULL, key_bin.data, key_bin.size); + + if (!key || + !(mctx = EVP_MD_CTX_new()) || + !EVP_DigestSignInit(mctx, &pctx, md, /*engine*/ NULL, key) || + !EVP_DigestSignUpdate(mctx, text.data, text.size)) { + goto err; + } + + if (!EVP_DigestSignFinal(mctx, NULL, &size) || + !enif_alloc_binary(size, &ret_bin) || + !EVP_DigestSignFinal(mctx, ret_bin.data, &size)) { + goto err; + } + + if ((size != ret_bin.size) && + !enif_realloc_binary(&ret_bin, size)) { + goto err; + } + + ret = enif_make_binary(env, &ret_bin); + + err: + EVP_MD_CTX_free(mctx); + EVP_PKEY_free(key); + return ret; + +#else + return atom_notsup; +#endif +} + static ERL_NIF_TERM block_crypt_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Type, Key, Ivec, Text, IsEncrypt) or (Type, Key, Text, IsEncrypt) */ struct cipher_type_t *cipherp = NULL; @@ -1961,21 +2326,24 @@ static ERL_NIF_TERM block_crypt_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM return enif_raise_exception(env, atom_notsup); } - if (argv[0] == atom_aes_cfb8 - && (key.size == 24 || key.size == 32)) { - /* Why do EVP_CIPHER_CTX_set_key_length() fail on these key sizes? - * Fall back on low level API - */ - return aes_cfb_8_crypt(env, argc-1, argv+1); + if (argv[0] == atom_aes_cfb8) { + CHECK_NO_FIPS_MODE(); + if ((key.size == 24 || key.size == 32)) { + /* Why do EVP_CIPHER_CTX_set_key_length() fail on these key sizes? + * Fall back on low level API + */ + return aes_cfb_8_crypt(env, argc-1, argv+1); + } + } + else if (argv[0] == atom_aes_cfb128) { + CHECK_NO_FIPS_MODE(); + if ((key.size == 24 || key.size == 32)) { + /* Why do EVP_CIPHER_CTX_set_key_length() fail on these key sizes? + * Fall back on low level API + */ + return aes_cfb_128_crypt_nif(env, argc-1, argv+1); + } } - else if (argv[0] == atom_aes_cfb128 - && (key.size == 24 || key.size == 32)) { - /* Why do EVP_CIPHER_CTX_set_key_length() fail on these key sizes? - * Fall back on low level API - */ - return aes_cfb_128_crypt_nif(env, argc-1, argv+1); - } - ivec_size = EVP_CIPHER_iv_length(cipher); #ifdef HAVE_ECB_IVEC_BUG @@ -2234,66 +2602,102 @@ static ERL_NIF_TERM aes_ctr_stream_encrypt(ErlNifEnv* env, int argc, const ERL_N } #endif /* !HAVE_EVP_AES_CTR */ -static ERL_NIF_TERM aes_gcm_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* (Key,Iv,AAD,In) */ -#if defined(HAVE_GCM) +static ERL_NIF_TERM aead_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Type,Key,Iv,AAD,In) */ +#if defined(HAVE_AEAD) EVP_CIPHER_CTX *ctx; const EVP_CIPHER *cipher = NULL; ErlNifBinary key, iv, aad, in; unsigned int tag_len; unsigned char *outp, *tagp; - ERL_NIF_TERM out, out_tag; - int len; + ERL_NIF_TERM type, out, out_tag; + int len, ctx_ctrl_set_ivlen, ctx_ctrl_get_tag; - if (!enif_inspect_iolist_as_binary(env, argv[0], &key) - || (key.size != 16 && key.size != 24 && key.size != 32) - || !enif_inspect_binary(env, argv[1], &iv) || iv.size == 0 - || !enif_inspect_iolist_as_binary(env, argv[2], &aad) - || !enif_inspect_iolist_as_binary(env, argv[3], &in) - || !enif_get_uint(env, argv[4], &tag_len) || tag_len < 1 || tag_len > 16) { + type = argv[0]; + + if (!enif_is_atom(env, type) + || !enif_inspect_iolist_as_binary(env, argv[1], &key) + || !enif_inspect_binary(env, argv[2], &iv) + || !enif_inspect_iolist_as_binary(env, argv[3], &aad) + || !enif_inspect_iolist_as_binary(env, argv[4], &in) + || !enif_get_uint(env, argv[5], &tag_len)) { return enif_make_badarg(env); } - if (key.size == 16) - cipher = EVP_aes_128_gcm(); - else if (key.size == 24) - cipher = EVP_aes_192_gcm(); - else if (key.size == 32) - cipher = EVP_aes_256_gcm(); - + /* Use cipher_type some day. Must check block_encrypt|decrypt first */ +#if defined(HAVE_GCM) + if (type == atom_aes_gcm) { + if ((iv.size > 0) + && (1 <= tag_len && tag_len <= 16)) { + ctx_ctrl_set_ivlen = EVP_CTRL_GCM_SET_IVLEN; + ctx_ctrl_get_tag = EVP_CTRL_GCM_GET_TAG; + if (key.size == 16) cipher = EVP_aes_128_gcm(); + else if (key.size == 24) cipher = EVP_aes_192_gcm(); + else if (key.size == 32) cipher = EVP_aes_256_gcm(); + else enif_make_badarg(env); + } else + enif_make_badarg(env); + } else +#endif +#if defined(HAVE_CCM) + if (type == atom_aes_ccm) { + if ((7 <= iv.size && iv.size <= 13) + && (4 <= tag_len && tag_len <= 16) + && ((tag_len & 1) == 0) + ) { + ctx_ctrl_set_ivlen = EVP_CTRL_CCM_SET_IVLEN; + ctx_ctrl_get_tag = EVP_CTRL_CCM_GET_TAG; + if (key.size == 16) cipher = EVP_aes_128_ccm(); + else if (key.size == 24) cipher = EVP_aes_192_ccm(); + else if (key.size == 32) cipher = EVP_aes_256_ccm(); + else enif_make_badarg(env); + } else + enif_make_badarg(env); + } else +#endif +#if defined(HAVE_CHACHA20_POLY1305) + if (type == atom_chacha20_poly1305) { + if ((key.size == 32) + && (1 <= iv.size && iv.size <= 16) + && (tag_len == 16) + ) { + ctx_ctrl_set_ivlen = EVP_CTRL_AEAD_SET_IVLEN; + ctx_ctrl_get_tag = EVP_CTRL_AEAD_GET_TAG, + cipher = EVP_chacha20_poly1305(); + } else enif_make_badarg(env); + } else +#endif + return enif_raise_exception(env, atom_notsup); + ctx = EVP_CIPHER_CTX_new(); + if (EVP_EncryptInit_ex(ctx, cipher, NULL, NULL, NULL) != 1) goto out_err; + if (EVP_CIPHER_CTX_ctrl(ctx, ctx_ctrl_set_ivlen, iv.size, NULL) != 1) goto out_err; + +#if defined(HAVE_CCM) + if (type == atom_aes_ccm) { + if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_TAG, tag_len, NULL) != 1) goto out_err; + if (EVP_EncryptInit_ex(ctx, NULL, NULL, key.data, iv.data) != 1) goto out_err; + if (EVP_EncryptUpdate(ctx, NULL, &len, NULL, in.size) != 1) goto out_err; + } else +#endif + if (EVP_EncryptInit_ex(ctx, NULL, NULL, key.data, iv.data) != 1) goto out_err; - if (EVP_EncryptInit_ex(ctx, cipher, NULL, NULL, NULL) != 1) - goto out_err; - - EVP_CIPHER_CTX_set_padding(ctx, 0); - - if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN, iv.size, NULL) != 1) - goto out_err; - if (EVP_EncryptInit_ex(ctx, NULL, NULL, key.data, iv.data) != 1) - goto out_err; - if (EVP_EncryptUpdate(ctx, NULL, &len, aad.data, aad.size) != 1) - goto out_err; + if (EVP_EncryptUpdate(ctx, NULL, &len, aad.data, aad.size) != 1) goto out_err; outp = enif_make_new_binary(env, in.size, &out); - if (EVP_EncryptUpdate(ctx, outp, &len, in.data, in.size) != 1) - goto out_err; - if (EVP_EncryptFinal_ex(ctx, outp+len, &len) != 1) - goto out_err; + if (EVP_EncryptUpdate(ctx, outp, &len, in.data, in.size) != 1) goto out_err; + if (EVP_EncryptFinal_ex(ctx, outp/*+len*/, &len) != 1) goto out_err; tagp = enif_make_new_binary(env, tag_len, &out_tag); - if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_GET_TAG, tag_len, tagp) != 1) - goto out_err; + if (EVP_CIPHER_CTX_ctrl(ctx, ctx_ctrl_get_tag, tag_len, tagp) != 1) goto out_err; EVP_CIPHER_CTX_free(ctx); - CONSUME_REDS(env, in); - return enif_make_tuple2(env, out, out_tag); -out_err: +out_err: EVP_CIPHER_CTX_free(ctx); return atom_error; @@ -2302,58 +2706,103 @@ out_err: #endif } -static ERL_NIF_TERM aes_gcm_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* (Key,Iv,AAD,In,Tag) */ -#if defined(HAVE_GCM_EVP_DECRYPT_BUG) - return aes_gcm_decrypt_NO_EVP(env, argc, argv); -#elif defined(HAVE_GCM) +static ERL_NIF_TERM aead_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Type,Key,Iv,AAD,In,Tag) */ +#if defined(HAVE_AEAD) EVP_CIPHER_CTX *ctx; const EVP_CIPHER *cipher = NULL; ErlNifBinary key, iv, aad, in, tag; unsigned char *outp; - ERL_NIF_TERM out; - int len; + ERL_NIF_TERM type, out; + int len, ctx_ctrl_set_ivlen, ctx_ctrl_set_tag; - if (!enif_inspect_iolist_as_binary(env, argv[0], &key) - || (key.size != 16 && key.size != 24 && key.size != 32) - || !enif_inspect_binary(env, argv[1], &iv) || iv.size == 0 - || !enif_inspect_iolist_as_binary(env, argv[2], &aad) - || !enif_inspect_iolist_as_binary(env, argv[3], &in) - || !enif_inspect_iolist_as_binary(env, argv[4], &tag)) { + type = argv[0]; +#if defined(HAVE_GCM_EVP_DECRYPT_BUG) + if (type == atom_aes_gcm) + return aes_gcm_decrypt_NO_EVP(env, argc, argv); +#endif + + if (!enif_is_atom(env, type) + || !enif_inspect_iolist_as_binary(env, argv[1], &key) + || !enif_inspect_binary(env, argv[2], &iv) + || !enif_inspect_iolist_as_binary(env, argv[3], &aad) + || !enif_inspect_iolist_as_binary(env, argv[4], &in) + || !enif_inspect_iolist_as_binary(env, argv[5], &tag)) { return enif_make_badarg(env); } - if (key.size == 16) - cipher = EVP_aes_128_gcm(); - else if (key.size == 24) - cipher = EVP_aes_192_gcm(); - else if (key.size == 32) - cipher = EVP_aes_256_gcm(); + /* Use cipher_type some day. Must check block_encrypt|decrypt first */ +#if defined(HAVE_GCM) + if (type == atom_aes_gcm) { + if (iv.size > 0) { + ctx_ctrl_set_ivlen = EVP_CTRL_GCM_SET_IVLEN; + ctx_ctrl_set_tag = EVP_CTRL_GCM_SET_TAG; + if (key.size == 16) cipher = EVP_aes_128_gcm(); + else if (key.size == 24) cipher = EVP_aes_192_gcm(); + else if (key.size == 32) cipher = EVP_aes_256_gcm(); + else enif_make_badarg(env); + } else + enif_make_badarg(env); + } else +#endif +#if defined(HAVE_CCM) + if (type == atom_aes_ccm) { + if (iv.size > 0) { + ctx_ctrl_set_ivlen = EVP_CTRL_CCM_SET_IVLEN; + if (key.size == 16) cipher = EVP_aes_128_ccm(); + else if (key.size == 24) cipher = EVP_aes_192_ccm(); + else if (key.size == 32) cipher = EVP_aes_256_ccm(); + else enif_make_badarg(env); + } else + enif_make_badarg(env); + } else +#endif +#if defined(HAVE_CHACHA20_POLY1305) + if (type == atom_chacha20_poly1305) { + if ((key.size == 32) + && (1 <= iv.size && iv.size <= 16) + && tag.size == 16 + ) { + ctx_ctrl_set_ivlen = EVP_CTRL_AEAD_SET_IVLEN; + ctx_ctrl_set_tag = EVP_CTRL_AEAD_SET_TAG; + cipher = EVP_chacha20_poly1305(); + } else enif_make_badarg(env); + } else +#endif + return enif_raise_exception(env, atom_notsup); + + outp = enif_make_new_binary(env, in.size, &out); ctx = EVP_CIPHER_CTX_new(); + if (EVP_DecryptInit_ex(ctx, cipher, NULL, NULL, NULL) != 1) goto out_err; + if (EVP_CIPHER_CTX_ctrl(ctx, ctx_ctrl_set_ivlen, iv.size, NULL) != 1) goto out_err; - if (EVP_DecryptInit_ex(ctx, cipher, NULL, NULL, NULL) != 1) - goto out_err; - if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN, iv.size, NULL) != 1) - goto out_err; - if (EVP_DecryptInit_ex(ctx, NULL, NULL, key.data, iv.data) != 1) - goto out_err; - if (EVP_DecryptUpdate(ctx, NULL, &len, aad.data, aad.size) != 1) - goto out_err; +#if defined(HAVE_CCM) + if (type == atom_aes_ccm) { + if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_TAG, tag.size, tag.data) != 1) goto out_err; + } +#endif - outp = enif_make_new_binary(env, in.size, &out); + if (EVP_DecryptInit_ex(ctx, NULL, NULL, key.data, iv.data) != 1) goto out_err; - if (EVP_DecryptUpdate(ctx, outp, &len, in.data, in.size) != 1) - goto out_err; - if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_TAG, tag.size, tag.data) != 1) - goto out_err; - if (EVP_DecryptFinal_ex(ctx, outp+len, &len) != 1) - goto out_err; +#if defined(HAVE_CCM) + if (type == atom_aes_ccm) { + if (1 != EVP_DecryptUpdate(ctx, NULL, &len, NULL, in.size)) goto out_err; + } +#endif + + if (EVP_DecryptUpdate(ctx, NULL, &len, aad.data, aad.size) != 1) goto out_err; + if (EVP_DecryptUpdate(ctx, outp, &len, in.data, in.size) != 1) goto out_err; +#if defined(HAVE_GCM) || defined(HAVE_CHACHA20_POLY1305) + if (type == atom_aes_gcm) { + if (EVP_CIPHER_CTX_ctrl(ctx, ctx_ctrl_set_tag, tag.size, tag.data) != 1) goto out_err; + if (EVP_DecryptFinal_ex(ctx, outp+len, &len) != 1) goto out_err; + } +#endif EVP_CIPHER_CTX_free(ctx); CONSUME_REDS(env, in); - return out; out_err: @@ -2366,19 +2815,19 @@ out_err: #ifdef HAVE_GCM_EVP_DECRYPT_BUG static ERL_NIF_TERM aes_gcm_decrypt_NO_EVP(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{ +{/* (Type,Key,Iv,AAD,In,Tag) */ GCM128_CONTEXT *ctx; ErlNifBinary key, iv, aad, in, tag; AES_KEY aes_key; unsigned char *outp; ERL_NIF_TERM out; - if (!enif_inspect_iolist_as_binary(env, argv[0], &key) + if (!enif_inspect_iolist_as_binary(env, argv[1], &key) || AES_set_encrypt_key(key.data, key.size*8, &aes_key) != 0 - || !enif_inspect_binary(env, argv[1], &iv) || iv.size == 0 - || !enif_inspect_iolist_as_binary(env, argv[2], &aad) - || !enif_inspect_iolist_as_binary(env, argv[3], &in) - || !enif_inspect_iolist_as_binary(env, argv[4], &tag)) { + || !enif_inspect_binary(env, argv[2], &iv) || iv.size == 0 + || !enif_inspect_iolist_as_binary(env, argv[3], &aad) + || !enif_inspect_iolist_as_binary(env, argv[4], &in) + || !enif_inspect_iolist_as_binary(env, argv[5], &tag)) { return enif_make_badarg(env); } @@ -2412,118 +2861,67 @@ out_err: #endif /* HAVE_GCM_EVP_DECRYPT_BUG */ -static ERL_NIF_TERM chacha20_poly1305_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* (Key,Iv,AAD,In) */ -#if defined(HAVE_CHACHA20_POLY1305) - EVP_CIPHER_CTX *ctx; - const EVP_CIPHER *cipher = NULL; - ErlNifBinary key, iv, aad, in; - unsigned char *outp, *tagp; - ERL_NIF_TERM out, out_tag; - int len; +static ERL_NIF_TERM chacha20_stream_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Key, IV) */ +#if defined(HAVE_CHACHA20) + ErlNifBinary key_bin, ivec_bin; + struct evp_cipher_ctx *ctx; + const EVP_CIPHER *cipher; + ERL_NIF_TERM ret; - if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 32 - || !enif_inspect_binary(env, argv[1], &iv) || iv.size == 0 || iv.size > 16 - || !enif_inspect_iolist_as_binary(env, argv[2], &aad) - || !enif_inspect_iolist_as_binary(env, argv[3], &in)) { - return enif_make_badarg(env); + if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin) + || !enif_inspect_binary(env, argv[1], &ivec_bin) + || key_bin.size != 32 + || ivec_bin.size != 16) { + return enif_make_badarg(env); } - cipher = EVP_chacha20_poly1305(); - - ctx = EVP_CIPHER_CTX_new(); - - if (EVP_EncryptInit_ex(ctx, cipher, NULL, NULL, NULL) != 1) - goto out_err; - - EVP_CIPHER_CTX_set_padding(ctx, 0); - - if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN, iv.size, NULL) != 1) - goto out_err; - if (EVP_EncryptInit_ex(ctx, NULL, NULL, key.data, iv.data) != 1) - goto out_err; - if (EVP_EncryptUpdate(ctx, NULL, &len, aad.data, aad.size) != 1) - goto out_err; - - outp = enif_make_new_binary(env, in.size, &out); - - if (EVP_EncryptUpdate(ctx, outp, &len, in.data, in.size) != 1) - goto out_err; - if (EVP_EncryptFinal_ex(ctx, outp+len, &len) != 1) - goto out_err; + cipher = EVP_chacha20(); - tagp = enif_make_new_binary(env, 16, &out_tag); - - if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG, 16, tagp) != 1) - goto out_err; - - EVP_CIPHER_CTX_free(ctx); - - CONSUME_REDS(env, in); + ctx = enif_alloc_resource(evp_cipher_ctx_rtype, sizeof(struct evp_cipher_ctx)); + ctx->ctx = EVP_CIPHER_CTX_new(); - return enif_make_tuple2(env, out, out_tag); -out_err: - EVP_CIPHER_CTX_free(ctx); - return atom_error; + EVP_CipherInit_ex(ctx->ctx, cipher, NULL, + key_bin.data, ivec_bin.data, 1); + EVP_CIPHER_CTX_set_padding(ctx->ctx, 0); + ret = enif_make_resource(env, ctx); + enif_release_resource(ctx); + return ret; #else return enif_raise_exception(env, atom_notsup); #endif -} +}; -static ERL_NIF_TERM chacha20_poly1305_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* (Key,Iv,AAD,In,Tag) */ -#if defined(HAVE_CHACHA20_POLY1305) - EVP_CIPHER_CTX *ctx; - const EVP_CIPHER *cipher = NULL; - ErlNifBinary key, iv, aad, in, tag; - unsigned char *outp; - ERL_NIF_TERM out; - int len; +static ERL_NIF_TERM chacha20_stream_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (State, Data) */ +#if defined(HAVE_CHACHA20) + struct evp_cipher_ctx *ctx, *new_ctx; + ErlNifBinary data_bin; + ERL_NIF_TERM ret, cipher_term; + unsigned char *out; + int outl = 0; - if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 32 - || !enif_inspect_binary(env, argv[1], &iv) || iv.size == 0 || iv.size > 16 - || !enif_inspect_iolist_as_binary(env, argv[2], &aad) - || !enif_inspect_iolist_as_binary(env, argv[3], &in) - || !enif_inspect_iolist_as_binary(env, argv[4], &tag) || tag.size != 16) { - return enif_make_badarg(env); + if (!enif_get_resource(env, argv[0], evp_cipher_ctx_rtype, (void**)&ctx) + || !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) { + return enif_make_badarg(env); } + new_ctx = enif_alloc_resource(evp_cipher_ctx_rtype, sizeof(struct evp_cipher_ctx)); + new_ctx->ctx = EVP_CIPHER_CTX_new(); + EVP_CIPHER_CTX_copy(new_ctx->ctx, ctx->ctx); + out = enif_make_new_binary(env, data_bin.size, &cipher_term); + EVP_CipherUpdate(new_ctx->ctx, out, &outl, data_bin.data, data_bin.size); + ASSERT(outl == data_bin.size); - cipher = EVP_chacha20_poly1305(); - - ctx = EVP_CIPHER_CTX_new(); - - if (EVP_DecryptInit_ex(ctx, cipher, NULL, NULL, NULL) != 1) - goto out_err; - if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN, iv.size, NULL) != 1) - goto out_err; - if (EVP_DecryptInit_ex(ctx, NULL, NULL, key.data, iv.data) != 1) - goto out_err; - if (EVP_DecryptUpdate(ctx, NULL, &len, aad.data, aad.size) != 1) - goto out_err; - - outp = enif_make_new_binary(env, in.size, &out); - - if (EVP_DecryptUpdate(ctx, outp, &len, in.data, in.size) != 1) - goto out_err; - if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG, tag.size, tag.data) != 1) - goto out_err; - if (EVP_DecryptFinal_ex(ctx, outp+len, &len) != 1) - goto out_err; - - EVP_CIPHER_CTX_free(ctx); - - CONSUME_REDS(env, in); - - return out; - -out_err: - EVP_CIPHER_CTX_free(ctx); - return atom_error; + ret = enif_make_tuple2(env, enif_make_resource(env, new_ctx), cipher_term); + enif_release_resource(new_ctx); + CONSUME_REDS(env,data_bin); + return ret; #else return enif_raise_exception(env, atom_notsup); #endif -} +}; + static ERL_NIF_TERM strong_rand_bytes_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Bytes) */ @@ -2842,6 +3240,36 @@ static int get_rsa_public_key(ErlNifEnv* env, ERL_NIF_TERM key, RSA *rsa) return 1; } +#ifdef HAVE_EDDSA + static int get_eddsa_key(ErlNifEnv* env, int public, ERL_NIF_TERM key, EVP_PKEY **pkey) +{ + /* key=[K] */ + ERL_NIF_TERM head, tail, tail2, algo; + ErlNifBinary bin; + int type; + + if (!enif_get_list_cell(env, key, &head, &tail) + || !enif_inspect_binary(env, head, &bin) + || !enif_get_list_cell(env, tail, &algo, &tail2) + || !enif_is_empty_list(env, tail2)) { + return 0; + } + if (algo == atom_ed25519) type = EVP_PKEY_ED25519; + else if (algo == atom_ed448) type = EVP_PKEY_ED448; + else + return 0; + + if (public) + *pkey = EVP_PKEY_new_raw_public_key(type, NULL, bin.data, bin.size); + else + *pkey = EVP_PKEY_new_raw_private_key(type, NULL, bin.data, bin.size); + + if (!pkey) + return 0; + return 1; +} +#endif + static int get_dss_private_key(ErlNifEnv* env, ERL_NIF_TERM key, DSA *dsa) { /* key=[P,Q,G,KEY] */ @@ -3018,184 +3446,189 @@ static ERL_NIF_TERM rsa_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF rsa_generate_key, argc, argv); } -static ERL_NIF_TERM dh_generate_parameters_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* (PrimeLen, Generator) */ - int prime_len, generator; - DH* dh_params = NULL; - int p_len, g_len; - unsigned char *p_ptr, *g_ptr; - ERL_NIF_TERM ret_p, ret_g; - const BIGNUM *dh_p, *dh_q, *dh_g; - - if (!enif_get_int(env, argv[0], &prime_len) - || !enif_get_int(env, argv[1], &generator)) { - - return enif_make_badarg(env); - } - - if (DH_generate_parameters_ex(dh_params, prime_len, generator, NULL)) { - return atom_error; - } - DH_get0_pqg(dh_params, &dh_p, &dh_q, &dh_g); - DH_free(dh_params); - p_len = BN_num_bytes(dh_p); - g_len = BN_num_bytes(dh_g); - p_ptr = enif_make_new_binary(env, p_len, &ret_p); - g_ptr = enif_make_new_binary(env, g_len, &ret_g); - BN_bn2bin(dh_p, p_ptr); - BN_bn2bin(dh_g, g_ptr); - ERL_VALGRIND_MAKE_MEM_DEFINED(p_ptr, p_len); - ERL_VALGRIND_MAKE_MEM_DEFINED(g_ptr, g_len); - return enif_make_list2(env, ret_p, ret_g); -} - -static ERL_NIF_TERM dh_check(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{/* ([PrimeLen, Generator]) */ - DH* dh_params; - int i; - ERL_NIF_TERM ret, head, tail; - BIGNUM *dh_p, *dh_g; - - if (!enif_get_list_cell(env, argv[0], &head, &tail) - || !get_bn_from_bin(env, head, &dh_p) - || !enif_get_list_cell(env, tail, &head, &tail) - || !get_bn_from_bin(env, head, &dh_g) - || !enif_is_empty_list(env,tail)) { - - return enif_make_badarg(env); - } - - dh_params = DH_new(); - DH_set0_pqg(dh_params, dh_p, NULL, dh_g); - if (DH_check(dh_params, &i)) { - if (i == 0) ret = atom_ok; - else if (i & DH_CHECK_P_NOT_PRIME) ret = atom_not_prime; - else if (i & DH_CHECK_P_NOT_SAFE_PRIME) ret = atom_not_strong_prime; - else if (i & DH_UNABLE_TO_CHECK_GENERATOR) ret = atom_unable_to_check_generator; - else if (i & DH_NOT_SUITABLE_GENERATOR) ret = atom_not_suitable_generator; - else ret = enif_make_tuple2(env, atom_unknown, enif_make_uint(env, i)); - } - else { /* Check Failed */ - ret = enif_make_tuple2(env, atom_error, atom_check_failed); - } - DH_free(dh_params); - return ret; -} - static ERL_NIF_TERM dh_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (PrivKey|undefined, DHParams=[P,G], Mpint, Len|0) */ - DH* dh_params; - int pub_len, prv_len; - unsigned char *pub_ptr, *prv_ptr; - ERL_NIF_TERM ret, ret_pub, ret_prv, head, tail; + DH *dh_params = NULL; int mpint; /* 0 or 4 */ - BIGNUM *priv_key = NULL; - BIGNUM *dh_p = NULL, *dh_g = NULL; - unsigned long len = 0; - if (!(get_bn_from_bin(env, argv[0], &priv_key) - || argv[0] == atom_undefined) - || !enif_get_list_cell(env, argv[1], &head, &tail) - || !get_bn_from_bin(env, head, &dh_p) - || !enif_get_list_cell(env, tail, &head, &tail) - || !get_bn_from_bin(env, head, &dh_g) - || !enif_is_empty_list(env, tail) - || !enif_get_int(env, argv[2], &mpint) || (mpint & ~4) - || !enif_get_ulong(env, argv[3], &len) ) { - - if (priv_key) BN_free(priv_key); - if (dh_p) BN_free(dh_p); - if (dh_g) BN_free(dh_g); - return enif_make_badarg(env); + { + ERL_NIF_TERM head, tail; + BIGNUM + *dh_p = NULL, + *dh_g = NULL, + *priv_key_in = NULL; + unsigned long + len = 0; + + if (!(get_bn_from_bin(env, argv[0], &priv_key_in) + || argv[0] == atom_undefined) + || !enif_get_list_cell(env, argv[1], &head, &tail) + || !get_bn_from_bin(env, head, &dh_p) + || !enif_get_list_cell(env, tail, &head, &tail) + || !get_bn_from_bin(env, head, &dh_g) + || !enif_is_empty_list(env, tail) + || !enif_get_int(env, argv[2], &mpint) || (mpint & ~4) + || !enif_get_ulong(env, argv[3], &len) + + /* Load dh_params with values to use by the generator. + Mem mgmnt transfered from dh_p etc to dh_params */ + || !(dh_params = DH_new()) + || (priv_key_in && !DH_set0_key(dh_params, NULL, priv_key_in)) + || !DH_set0_pqg(dh_params, dh_p, NULL, dh_g) + ) { + if (priv_key_in) BN_free(priv_key_in); + if (dh_p) BN_free(dh_p); + if (dh_g) BN_free(dh_g); + if (dh_params) DH_free(dh_params); + return enif_make_badarg(env); + } + + if (len) { + if (len < BN_num_bits(dh_p)) + DH_set_length(dh_params, len); + else { + if (priv_key_in) BN_free(priv_key_in); + if (dh_p) BN_free(dh_p); + if (dh_g) BN_free(dh_g); + if (dh_params) DH_free(dh_params); + return enif_make_badarg(env); + } + } } - dh_params = DH_new(); - DH_set0_key(dh_params, NULL, priv_key); - DH_set0_pqg(dh_params, dh_p, NULL, dh_g); +#ifdef HAS_EVP_PKEY_CTX + { + EVP_PKEY_CTX *ctx; + EVP_PKEY *dhkey, *params; + int success; + + params = EVP_PKEY_new(); + success = EVP_PKEY_set1_DH(params, dh_params); /* set the key referenced by params to dh_params... */ + DH_free(dh_params); /* ...dh_params (and params) must be freed */ + if (!success) return atom_error; + + ctx = EVP_PKEY_CTX_new(params, NULL); + EVP_PKEY_free(params); + if (!ctx) { + return atom_error; + } - if (len) { - if (len < BN_num_bits(dh_p)) - DH_set_length(dh_params, len); - else { - DH_free(dh_params); - return enif_make_badarg(env); + if (!EVP_PKEY_keygen_init(ctx)) { + /* EVP_PKEY_CTX_free(ctx); */ + return atom_error; } - } - if (DH_generate_key(dh_params)) { - const BIGNUM *pub_key, *priv_key; - DH_get0_key(dh_params, &pub_key, &priv_key); - pub_len = BN_num_bytes(pub_key); - prv_len = BN_num_bytes(priv_key); - pub_ptr = enif_make_new_binary(env, pub_len+mpint, &ret_pub); - prv_ptr = enif_make_new_binary(env, prv_len+mpint, &ret_prv); - if (mpint) { - put_int32(pub_ptr, pub_len); pub_ptr += 4; - put_int32(prv_ptr, prv_len); prv_ptr += 4; - } - BN_bn2bin(pub_key, pub_ptr); - BN_bn2bin(priv_key, prv_ptr); - ERL_VALGRIND_MAKE_MEM_DEFINED(pub_ptr, pub_len); - ERL_VALGRIND_MAKE_MEM_DEFINED(prv_ptr, prv_len); - ret = enif_make_tuple2(env, ret_pub, ret_prv); + dhkey = EVP_PKEY_new(); + if (!EVP_PKEY_keygen(ctx, &dhkey)) { /* "performs a key generation operation, the ... */ + /*... generated key is written to ppkey." (=last arg) */ + /* EVP_PKEY_CTX_free(ctx); */ + /* EVP_PKEY_free(dhkey); */ + return atom_error; + } + + dh_params = EVP_PKEY_get1_DH(dhkey); /* return the referenced key. dh_params and dhkey must be freed */ + EVP_PKEY_free(dhkey); + if (!dh_params) { + /* EVP_PKEY_CTX_free(ctx); */ + return atom_error; + } + EVP_PKEY_CTX_free(ctx); } - else { - ret = atom_error; +#else + if (!DH_generate_key(dh_params)) return atom_error; +#endif + { + unsigned char *pub_ptr, *prv_ptr; + int pub_len, prv_len; + ERL_NIF_TERM ret_pub, ret_prv; + const BIGNUM *pub_key_gen, *priv_key_gen; + + DH_get0_key(dh_params, + &pub_key_gen, &priv_key_gen); /* Get pub_key_gen and priv_key_gen. + "The values point to the internal representation of + the public key and private key values. This memory + should not be freed directly." says man */ + pub_len = BN_num_bytes(pub_key_gen); + prv_len = BN_num_bytes(priv_key_gen); + pub_ptr = enif_make_new_binary(env, pub_len+mpint, &ret_pub); + prv_ptr = enif_make_new_binary(env, prv_len+mpint, &ret_prv); + if (mpint) { + put_int32(pub_ptr, pub_len); pub_ptr += 4; + put_int32(prv_ptr, prv_len); prv_ptr += 4; + } + BN_bn2bin(pub_key_gen, pub_ptr); + BN_bn2bin(priv_key_gen, prv_ptr); + ERL_VALGRIND_MAKE_MEM_DEFINED(pub_ptr, pub_len); + ERL_VALGRIND_MAKE_MEM_DEFINED(prv_ptr, prv_len); + + DH_free(dh_params); + + return enif_make_tuple2(env, ret_pub, ret_prv); } - DH_free(dh_params); - return ret; } static ERL_NIF_TERM dh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (OthersPublicKey, MyPrivateKey, DHParams=[P,G]) */ - DH* dh_params; - BIGNUM *dummy_pub_key = NULL, *priv_key = NULL; - BIGNUM *other_pub_key; - BIGNUM *dh_p = NULL, *dh_g = NULL; - int i; - ErlNifBinary ret_bin; - ERL_NIF_TERM ret, head, tail; + BIGNUM *other_pub_key = NULL, + *dh_p = NULL, + *dh_g = NULL; + DH *dh_priv = DH_new(); - dh_params = DH_new(); + /* Check the arguments and get + my private key (dh_priv), + the peer's public key (other_pub_key), + the parameters p & q + */ - if (!get_bn_from_bin(env, argv[0], &other_pub_key) - || !get_bn_from_bin(env, argv[1], &priv_key) - || !enif_get_list_cell(env, argv[2], &head, &tail) - || !get_bn_from_bin(env, head, &dh_p) - || !enif_get_list_cell(env, tail, &head, &tail) - || !get_bn_from_bin(env, head, &dh_g) - || !enif_is_empty_list(env, tail)) { - if (dh_p) BN_free(dh_p); - if (dh_g) BN_free(dh_g); - ret = enif_make_badarg(env); + { + BIGNUM *dummy_pub_key = NULL, + *priv_key = NULL; + ERL_NIF_TERM head, tail; + + if (!get_bn_from_bin(env, argv[0], &other_pub_key) + || !get_bn_from_bin(env, argv[1], &priv_key) + || !enif_get_list_cell(env, argv[2], &head, &tail) + || !get_bn_from_bin(env, head, &dh_p) + || !enif_get_list_cell(env, tail, &head, &tail) + || !get_bn_from_bin(env, head, &dh_g) + || !enif_is_empty_list(env, tail) + + /* Note: DH_set0_key() does not allow setting only the + * private key, although DH_compute_key() does not use the + * public key. Work around this limitation by setting + * the public key to a copy of the private key. + */ + || !(dummy_pub_key = BN_dup(priv_key)) + || !DH_set0_key(dh_priv, dummy_pub_key, priv_key) + || !DH_set0_pqg(dh_priv, dh_p, NULL, dh_g) + ) { + if (dh_p) BN_free(dh_p); + if (dh_g) BN_free(dh_g); + if (other_pub_key) BN_free(other_pub_key); + if (dummy_pub_key) BN_free(dummy_pub_key); + if (priv_key) BN_free(priv_key); + return enif_make_badarg(env); + } } - else { - /* Note: DH_set0_key() does not allow setting only the - * private key, although DH_compute_key() does not use the - * public key. Work around this limitation by setting - * the public key to a copy of the private key. - */ - dummy_pub_key = BN_dup(priv_key); - DH_set0_key(dh_params, dummy_pub_key, priv_key); - DH_set0_pqg(dh_params, dh_p, NULL, dh_g); - enif_alloc_binary(DH_size(dh_params), &ret_bin); - i = DH_compute_key(ret_bin.data, other_pub_key, dh_params); - if (i > 0) { - if (i != ret_bin.size) { - enif_realloc_binary(&ret_bin, i); - } - ret = enif_make_binary(env, &ret_bin); - } - else { + { + ErlNifBinary ret_bin; + int size; + + enif_alloc_binary(DH_size(dh_priv), &ret_bin); + size = DH_compute_key(ret_bin.data, other_pub_key, dh_priv); + BN_free(other_pub_key); + DH_free(dh_priv); + if (size<=0) { enif_release_binary(&ret_bin); - ret = atom_error; - } + return atom_error; + } + + if (size != ret_bin.size) enif_realloc_binary(&ret_bin, size); + return enif_make_binary(env, &ret_bin); } - if (other_pub_key) BN_free(other_pub_key); - DH_free(dh_params); - return ret; } + static ERL_NIF_TERM srp_value_B_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Multiplier, Verifier, Generator, Exponent, Prime) */ BIGNUM *bn_verifier = NULL; @@ -3757,7 +4190,7 @@ static ERL_NIF_TERM ecdh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF int i; EC_GROUP *group; const BIGNUM *priv_key; - EC_POINT *my_ecpoint; + EC_POINT *my_ecpoint = NULL; EC_KEY *other_ecdh = NULL; if (!get_ec_key(env, argv[1], argv[2], atom_undefined, &key)) @@ -3800,6 +4233,108 @@ out_err: #endif } +static ERL_NIF_TERM evp_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) + /* (Curve, PeerBin, MyBin) */ +{ +#ifdef HAVE_ED_CURVE_DH + int type; + EVP_PKEY_CTX *ctx = NULL; + ErlNifBinary peer_bin, my_bin, key_bin; + EVP_PKEY *peer_key = NULL, *my_key = NULL; + size_t max_size; + + if (argv[0] == atom_x25519) type = EVP_PKEY_X25519; + else if (argv[0] == atom_x448) type = EVP_PKEY_X448; + else return enif_make_badarg(env); + + if (!enif_inspect_binary(env, argv[1], &peer_bin) || + !enif_inspect_binary(env, argv[2], &my_bin)) + goto return_badarg; + + if (!(my_key = EVP_PKEY_new_raw_private_key(type, NULL, my_bin.data, my_bin.size)) || + !(ctx = EVP_PKEY_CTX_new(my_key, NULL))) + goto return_badarg; + + if (!EVP_PKEY_derive_init(ctx)) + goto return_badarg; + + if (!(peer_key = EVP_PKEY_new_raw_public_key(type, NULL, peer_bin.data, peer_bin.size)) || + !EVP_PKEY_derive_set_peer(ctx, peer_key)) + goto return_badarg; + + if (!EVP_PKEY_derive(ctx, NULL, &max_size)) + goto return_badarg; + + if (!enif_alloc_binary(max_size, &key_bin) || + !EVP_PKEY_derive(ctx, key_bin.data, &key_bin.size)) + goto return_badarg; + + if (key_bin.size < max_size) { + size_t actual_size = key_bin.size; + if (!enif_realloc_binary(&key_bin, actual_size)) + goto return_badarg; + } + + EVP_PKEY_free(my_key); + EVP_PKEY_free(peer_key); + EVP_PKEY_CTX_free(ctx); + return enif_make_binary(env, &key_bin); + +return_badarg: + if (my_key) EVP_PKEY_free(my_key); + if (peer_key) EVP_PKEY_free(peer_key); + if (ctx) EVP_PKEY_CTX_free(ctx); + return enif_make_badarg(env); +#else + return atom_notsup; +#endif +} + +static ERL_NIF_TERM evp_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +/* (Curve) */ +{ +#ifdef HAVE_ED_CURVE_DH + int type; + EVP_PKEY_CTX *ctx = NULL; + EVP_PKEY *pkey = NULL; + ERL_NIF_TERM ret_pub, ret_prv; + size_t key_len; + + if (argv[0] == atom_x25519) type = EVP_PKEY_X25519; + else if (argv[0] == atom_x448) type = EVP_PKEY_X448; + else return enif_make_badarg(env); + + if (!(ctx = EVP_PKEY_CTX_new_id(type, NULL))) return enif_make_badarg(env); + + if (!EVP_PKEY_keygen_init(ctx)) goto return_error; + if (!EVP_PKEY_keygen(ctx, &pkey)) goto return_error; + + if (!EVP_PKEY_get_raw_public_key(pkey, NULL, &key_len)) goto return_error; + if (!EVP_PKEY_get_raw_public_key(pkey, + enif_make_new_binary(env, key_len, &ret_pub), + &key_len)) + goto return_error; + + if (!EVP_PKEY_get_raw_private_key(pkey, NULL, &key_len)) goto return_error; + if (!EVP_PKEY_get_raw_private_key(pkey, + enif_make_new_binary(env, key_len, &ret_prv), + &key_len)) + goto return_error; + + EVP_PKEY_free(pkey); + EVP_PKEY_CTX_free(ctx); + return enif_make_tuple2(env, ret_pub, ret_prv); + +return_error: + if (pkey) EVP_PKEY_free(pkey); + if (ctx) EVP_PKEY_CTX_free(ctx); + return atom_error; + +#else + return atom_notsup; +#endif +} + /*================================================================*/ #define PKEY_BADARG -1 #define PKEY_NOTSUP 0 @@ -3826,7 +4361,12 @@ static int get_pkey_digest_type(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NIF_ *md = NULL; if (type == atom_none && algorithm == atom_rsa) return PKEY_OK; - + if (algorithm == atom_eddsa) +#ifdef HAVE_EDDSA + return PKEY_OK; +#else + return PKEY_NOTSUP; +#endif digp = get_digest_type(type); if (!digp) return PKEY_BADARG; if (!digp->md.p) return PKEY_NOTSUP; @@ -3943,7 +4483,7 @@ static int get_pkey_sign_options(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NIF if (tpl_terms[1] == atom_rsa_pkcs1_padding) { opt->rsa_padding = RSA_PKCS1_PADDING; } else if (tpl_terms[1] == atom_rsa_pkcs1_pss_padding) { -#if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,0,0) +#ifdef HAVE_RSA_PKCS1_PSS_PADDING opt->rsa_padding = RSA_PKCS1_PSS_PADDING; if (opt->rsa_mgf1_md == NULL) { opt->rsa_mgf1_md = md; @@ -4001,7 +4541,7 @@ static int get_engine_and_key_id(ErlNifEnv *env, ERL_NIF_TERM key, char ** id, E static char *get_key_password(ErlNifEnv *env, ERL_NIF_TERM key) { ERL_NIF_TERM tmp_term; ErlNifBinary pwd_bin; - char *pwd; + char *pwd = NULL; if (enif_get_map_value(env, key, atom_password, &tmp_term) && enif_inspect_binary(env, tmp_term, &pwd_bin) && zero_terminate(pwd_bin, &pwd) @@ -4026,16 +4566,17 @@ static int get_pkey_private_key(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NIF_ #ifdef HAS_ENGINE_SUPPORT /* Use key stored in engine */ ENGINE *e; - char *id; + char *id = NULL; char *password; if (!get_engine_and_key_id(env, key, &id, &e)) return PKEY_BADARG; password = get_key_password(env, key); *pkey = ENGINE_load_private_key(e, id, NULL, password); + if (password) enif_free(password); + enif_free(id); if (!*pkey) return PKEY_BADARG; - enif_free(id); #else return PKEY_BADARG; #endif @@ -4076,6 +4617,14 @@ static int get_pkey_private_key(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NIF_ #else return PKEY_NOTSUP; #endif + } else if (algorithm == atom_eddsa) { +#if defined(HAVE_EDDSA) + if (!get_eddsa_key(env, 0, key, pkey)) { + return PKEY_BADARG; + } +#else + return PKEY_NOTSUP; +#endif } else if (algorithm == atom_dss) { DSA *dsa = DSA_new(); @@ -4105,16 +4654,17 @@ static int get_pkey_public_key(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NIF_T #ifdef HAS_ENGINE_SUPPORT /* Use key stored in engine */ ENGINE *e; - char *id; + char *id = NULL; char *password; if (!get_engine_and_key_id(env, key, &id, &e)) return PKEY_BADARG; password = get_key_password(env, key); *pkey = ENGINE_load_public_key(e, id, NULL, password); + if (password) enif_free(password); + enif_free(id); if (!pkey) return PKEY_BADARG; - enif_free(id); #else return PKEY_BADARG; #endif @@ -4154,6 +4704,14 @@ static int get_pkey_public_key(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NIF_T #else return PKEY_NOTSUP; #endif + } else if (algorithm == atom_eddsa) { +#if defined(HAVE_EDDSA) + if (!get_eddsa_key(env, 1, key, pkey)) { + return PKEY_BADARG; + } +#else + return PKEY_NOTSUP; +#endif } else if (algorithm == atom_dss) { DSA *dsa = DSA_new(); @@ -4227,35 +4785,65 @@ printf("\r\n"); ctx = EVP_PKEY_CTX_new(pkey, NULL); if (!ctx) goto badarg; - if (EVP_PKEY_sign_init(ctx) <= 0) goto badarg; - if (md != NULL && EVP_PKEY_CTX_set_signature_md(ctx, md) <= 0) goto badarg; + if (argv[0] != atom_eddsa) { + if (EVP_PKEY_sign_init(ctx) <= 0) goto badarg; + if (md != NULL && EVP_PKEY_CTX_set_signature_md(ctx, md) <= 0) goto badarg; + } if (argv[0] == atom_rsa) { if (EVP_PKEY_CTX_set_rsa_padding(ctx, sig_opt.rsa_padding) <= 0) goto badarg; +# ifdef HAVE_RSA_PKCS1_PSS_PADDING if (sig_opt.rsa_padding == RSA_PKCS1_PSS_PADDING) { if (sig_opt.rsa_mgf1_md != NULL) { -#if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,0,1) +# ifdef HAVE_RSA_MGF1_MD if (EVP_PKEY_CTX_set_rsa_mgf1_md(ctx, sig_opt.rsa_mgf1_md) <= 0) goto badarg; -#else +# else EVP_PKEY_CTX_free(ctx); EVP_PKEY_free(pkey); return atom_notsup; -#endif +# endif } if (sig_opt.rsa_pss_saltlen > -2 && EVP_PKEY_CTX_set_rsa_pss_saltlen(ctx, sig_opt.rsa_pss_saltlen) <= 0) goto badarg; } +#endif } - if (EVP_PKEY_sign(ctx, NULL, &siglen, tbs, tbslen) <= 0) goto badarg; - enif_alloc_binary(siglen, &sig_bin); + if (argv[0] == atom_eddsa) { +#ifdef HAVE_EDDSA + EVP_MD_CTX* mdctx = EVP_MD_CTX_new(); + if (!EVP_DigestSignInit(mdctx, NULL, NULL, NULL, pkey)) { + if (mdctx) EVP_MD_CTX_free(mdctx); + goto badarg; + } + + if (!EVP_DigestSign(mdctx, NULL, &siglen, tbs, tbslen)) { + EVP_MD_CTX_free(mdctx); + goto badarg; + } + enif_alloc_binary(siglen, &sig_bin); - if (md != NULL) { - ERL_VALGRIND_ASSERT_MEM_DEFINED(tbs, EVP_MD_size(md)); + if (!EVP_DigestSign(mdctx, sig_bin.data, &siglen, tbs, tbslen)) { + EVP_MD_CTX_free(mdctx); + goto badarg; + } + EVP_MD_CTX_free(mdctx); +#else + goto badarg; +#endif } - i = EVP_PKEY_sign(ctx, sig_bin.data, &siglen, tbs, tbslen); + else + { + if (EVP_PKEY_sign(ctx, NULL, &siglen, tbs, tbslen) <= 0) goto badarg; + enif_alloc_binary(siglen, &sig_bin); + if (md != NULL) { + ERL_VALGRIND_ASSERT_MEM_DEFINED(tbs, EVP_MD_size(md)); + } + i = EVP_PKEY_sign(ctx, sig_bin.data, &siglen, tbs, tbslen); + } + EVP_PKEY_CTX_free(ctx); #else /*printf("Old interface\r\n"); @@ -4363,20 +4951,23 @@ static ERL_NIF_TERM pkey_verify_nif(ErlNifEnv *env, int argc, const ERL_NIF_TERM */ ctx = EVP_PKEY_CTX_new(pkey, NULL); if (!ctx) goto badarg; - if (EVP_PKEY_verify_init(ctx) <= 0) goto badarg; - if (md != NULL && EVP_PKEY_CTX_set_signature_md(ctx, md) <= 0) goto badarg; + + if (argv[0] != atom_eddsa) { + if (EVP_PKEY_verify_init(ctx) <= 0) goto badarg; + if (md != NULL && EVP_PKEY_CTX_set_signature_md(ctx, md) <= 0) goto badarg; + } if (argv[0] == atom_rsa) { if (EVP_PKEY_CTX_set_rsa_padding(ctx, sig_opt.rsa_padding) <= 0) goto badarg; if (sig_opt.rsa_padding == RSA_PKCS1_PSS_PADDING) { if (sig_opt.rsa_mgf1_md != NULL) { -#if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,0,1) +# ifdef HAVE_RSA_MGF1_MD if (EVP_PKEY_CTX_set_rsa_mgf1_md(ctx, sig_opt.rsa_mgf1_md) <= 0) goto badarg; -#else +# else EVP_PKEY_CTX_free(ctx); EVP_PKEY_free(pkey); return atom_notsup; -#endif +# endif } if (sig_opt.rsa_pss_saltlen > -2 && EVP_PKEY_CTX_set_rsa_pss_saltlen(ctx, sig_opt.rsa_pss_saltlen) <= 0) @@ -4384,10 +4975,28 @@ static ERL_NIF_TERM pkey_verify_nif(ErlNifEnv *env, int argc, const ERL_NIF_TERM } } - if (md != NULL) { - ERL_VALGRIND_ASSERT_MEM_DEFINED(tbs, EVP_MD_size(md)); - } - i = EVP_PKEY_verify(ctx, sig_bin.data, sig_bin.size, tbs, tbslen); + if (argv[0] == atom_eddsa) { +#ifdef HAVE_EDDSA + EVP_MD_CTX* mdctx = EVP_MD_CTX_create(); + + if (!EVP_DigestVerifyInit(mdctx, NULL, NULL, NULL, pkey)) { + if (mdctx) EVP_MD_CTX_destroy(mdctx); + goto badarg; + } + + i = EVP_DigestVerify(mdctx, sig_bin.data, sig_bin.size, tbs, tbslen); + EVP_MD_CTX_destroy(mdctx); +#else + goto badarg; +#endif + } + else + { + if (md != NULL) { + ERL_VALGRIND_ASSERT_MEM_DEFINED(tbs, EVP_MD_size(md)); + } + i = EVP_PKEY_verify(ctx, sig_bin.data, sig_bin.size, tbs, tbslen); + } EVP_PKEY_CTX_free(ctx); #else @@ -4469,8 +5078,10 @@ static int get_pkey_crypt_options(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NI ) { if (tpl_terms[1] == atom_rsa_pkcs1_padding) { opt->rsa_padding = RSA_PKCS1_PADDING; +#ifdef HAVE_RSA_OAEP_PADDING } else if (tpl_terms[1] == atom_rsa_pkcs1_oaep_padding) { opt->rsa_padding = RSA_PKCS1_OAEP_PADDING; +#endif #ifdef HAVE_RSA_SSLV23_PADDING } else if (tpl_terms[1] == atom_rsa_sslv23_padding) { opt->rsa_padding = RSA_SSLV23_PADDING; @@ -4489,7 +5100,7 @@ static int get_pkey_crypt_options(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NI } opt->signature_md = opt_md; } else if (tpl_terms[0] == atom_rsa_mgf1_md && enif_is_atom(env, tpl_terms[1])) { -#ifndef HAVE_RSA_OAEP_MD +#ifndef HAVE_RSA_MGF1_MD if (tpl_terms[1] != atom_sha) return PKEY_NOTSUP; #endif @@ -4529,6 +5140,15 @@ static int get_pkey_crypt_options(ErlNifEnv *env, ERL_NIF_TERM algorithm, ERL_NI return PKEY_OK; } +static size_t size_of_RSA(EVP_PKEY *pkey) { + size_t tmplen; + RSA *rsa = EVP_PKEY_get1_RSA(pkey); + if (rsa == NULL) return 0; + tmplen = RSA_size(rsa); + RSA_free(rsa); + return tmplen; +} + static ERL_NIF_TERM pkey_crypt_nif(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) {/* (Algorithm, Data, PublKey=[E,N]|[E,N,D]|[E,N,D,P1,P2,E1,E2,C], Options, IsPrivate, IsEncrypt) */ int i; @@ -4626,9 +5246,8 @@ static ERL_NIF_TERM pkey_crypt_nif(ErlNifEnv *env, int argc, const ERL_NIF_TERM #ifdef HAVE_RSA_SSLV23_PADDING if (crypt_opt.rsa_padding == RSA_SSLV23_PADDING) { if (is_encrypt) { - RSA *rsa = EVP_PKEY_get1_RSA(pkey); - if (rsa == NULL) goto badarg; - tmplen = RSA_size(rsa); + tmplen = size_of_RSA(pkey); + if (tmplen == 0) goto badarg; if (!enif_alloc_binary(tmplen, &tmp_bin)) goto badarg; if (RSA_padding_add_SSLv23(tmp_bin.data, tmplen, in_bin.data, in_bin.size) <= 0) goto badarg; @@ -4648,7 +5267,7 @@ static ERL_NIF_TERM pkey_crypt_nif(ErlNifEnv *env, int argc, const ERL_NIF_TERM if (crypt_opt.rsa_mgf1_md != NULL && EVP_PKEY_CTX_set_rsa_mgf1_md(ctx, crypt_opt.rsa_mgf1_md) <= 0) goto badarg; if (crypt_opt.rsa_oaep_label.data != NULL && crypt_opt.rsa_oaep_label.size > 0) { - unsigned char *label_copy; + unsigned char *label_copy = NULL; label_copy = OPENSSL_malloc(crypt_opt.rsa_oaep_label.size); if (label_copy == NULL) goto badarg; memcpy((void *)(label_copy), (const void *)(crypt_opt.rsa_oaep_label.data), @@ -4727,7 +5346,7 @@ static ERL_NIF_TERM pkey_crypt_nif(ErlNifEnv *env, int argc, const ERL_NIF_TERM } else { /* non-evp rsa private decrypt */ i = RSA_private_decrypt(in_bin.size, in_bin.data, - out_bin.data, rsa, crypt_opt.rsa_padding); + out_bin.data, rsa, crypt_opt.rsa_padding); if (i > 0) { ERL_VALGRIND_MAKE_MEM_DEFINED(out_bin.data, i); enif_realloc_binary(&out_bin, i); @@ -4745,7 +5364,7 @@ static ERL_NIF_TERM pkey_crypt_nif(ErlNifEnv *env, int argc, const ERL_NIF_TERM } else { /* non-evp rsa public decrypt */ i = RSA_public_decrypt(in_bin.size, in_bin.data, - out_bin.data, rsa, crypt_opt.rsa_padding); + out_bin.data, rsa, crypt_opt.rsa_padding); if (i > 0) { ERL_VALGRIND_MAKE_MEM_DEFINED(out_bin.data, i); enif_realloc_binary(&out_bin, i); @@ -4760,11 +5379,11 @@ static ERL_NIF_TERM pkey_crypt_nif(ErlNifEnv *env, int argc, const ERL_NIF_TERM if ((i > 0) && argv[0] == atom_rsa && !is_encrypt) { #ifdef HAVE_RSA_SSLV23_PADDING if (crypt_opt.rsa_padding == RSA_SSLV23_PADDING) { - RSA *rsa = EVP_PKEY_get1_RSA(pkey); unsigned char *p; - if (rsa == NULL) goto badarg; - tmplen = RSA_size(rsa); - if (!enif_alloc_binary(tmplen, &tmp_bin)) goto badarg; + tmplen = size_of_RSA(pkey); + if (tmplen == 0) goto badarg; + if (!enif_alloc_binary(tmplen, &tmp_bin)) + goto badarg; p = out_bin.data; p++; i = RSA_padding_check_SSLv23(tmp_bin.data, tmplen, p, out_bin.size - 1, tmplen); @@ -4837,6 +5456,7 @@ static ERL_NIF_TERM privkey_to_pubkey_nif(ErlNifEnv* env, int argc, const ERL_NI RSA_get0_key(rsa, &n, &e, &d); result[0] = bin_from_bn(env, e); // Exponent E result[1] = bin_from_bn(env, n); // Modulus N = p*q + RSA_free(rsa); EVP_PKEY_free(pkey); return enif_make_list_from_array(env, result, 2); } @@ -4851,6 +5471,7 @@ static ERL_NIF_TERM privkey_to_pubkey_nif(ErlNifEnv* env, int argc, const ERL_NI result[1] = bin_from_bn(env, q); result[2] = bin_from_bn(env, g); result[3] = bin_from_bn(env, pub_key); + DSA_free(dsa); EVP_PKEY_free(pkey); return enif_make_list_from_array(env, result, 4); } @@ -4863,7 +5484,7 @@ static ERL_NIF_TERM privkey_to_pubkey_nif(ErlNifEnv* env, int argc, const ERL_NI / * Example of result: { Curve = {Field, Prime, Point, Order, CoFactor} = - { + { Field = {prime_field,<<255,...,255>>}, Prime = {<<255,...,252>>, <<90,...,75>>, @@ -4876,9 +5497,9 @@ static ERL_NIF_TERM privkey_to_pubkey_nif(ErlNifEnv* env, int argc, const ERL_NI Key = <<151,...,62>> } or - { + { Curve = - {characteristic_two_field, + {characteristic_two_field, M, Basis = {tpbasis, _} | {ppbasis, k1, k2, k3} @@ -4891,7 +5512,7 @@ static ERL_NIF_TERM privkey_to_pubkey_nif(ErlNifEnv* env, int argc, const ERL_NI */ #endif } - + if (pkey) EVP_PKEY_free(pkey); return enif_make_badarg(env); } @@ -5072,7 +5693,7 @@ static ERL_NIF_TERM engine_ctrl_cmd_strings_nif(ErlNifEnv* env, int argc, const error: for(i = 0; cmds != NULL && cmds[i] != NULL; i++) - enif_free(cmds[i]); + enif_free(cmds[i]); enif_free(cmds); return ret; #else @@ -5390,7 +6011,7 @@ static ERL_NIF_TERM engine_get_id_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE if (!engine_id) { enif_alloc_binary(0, &engine_id_bin); engine_id_bin.size = 0; - return enif_make_tuple2(env, atom_ok, enif_make_binary(env, &engine_id_bin)); + return enif_make_binary(env, &engine_id_bin); } size = strlen(engine_id); @@ -5398,7 +6019,39 @@ static ERL_NIF_TERM engine_get_id_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE engine_id_bin.size = size; memcpy(engine_id_bin.data, engine_id, size); - return enif_make_tuple2(env, atom_ok, enif_make_binary(env, &engine_id_bin)); + return enif_make_binary(env, &engine_id_bin); +#else + return atom_notsup; +#endif +} + +static ERL_NIF_TERM engine_get_name_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Engine) */ +#ifdef HAS_ENGINE_SUPPORT + ErlNifBinary engine_name_bin; + const char *engine_name; + int size; + struct engine_ctx *ctx; + + // Get Engine + if (!enif_get_resource(env, argv[0], engine_ctx_rtype, (void**)&ctx)) { + PRINTF_ERR0("engine_get_id_nif Leaved: Parameter not an engine resource object"); + return enif_make_badarg(env); + } + + engine_name = ENGINE_get_name(ctx->engine); + if (!engine_name) { + enif_alloc_binary(0, &engine_name_bin); + engine_name_bin.size = 0; + return enif_make_binary(env, &engine_name_bin); + } + + size = strlen(engine_name); + enif_alloc_binary(size, &engine_name_bin); + engine_name_bin.size = size; + memcpy(engine_name_bin.data, engine_name, size); + + return enif_make_binary(env, &engine_name_bin); #else return atom_notsup; #endif |