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-rw-r--r--lib/crypto/c_src/crypto.c489
-rw-r--r--lib/crypto/c_src/otp_test_engine.c2
-rw-r--r--lib/crypto/doc/src/crypto.xml128
-rw-r--r--lib/crypto/doc/src/crypto_app.xml18
-rw-r--r--lib/crypto/doc/src/notes.xml49
-rw-r--r--lib/crypto/doc/src/usersguide.xml2
-rw-r--r--lib/crypto/src/Makefile2
-rw-r--r--lib/crypto/src/crypto.app.src2
-rw-r--r--lib/crypto/src/crypto.erl110
-rw-r--r--lib/crypto/test/blowfish_SUITE.erl2
-rw-r--r--lib/crypto/test/crypto_SUITE.erl23
-rw-r--r--lib/crypto/test/engine_SUITE.erl26
-rw-r--r--lib/crypto/vsn.mk2
13 files changed, 630 insertions, 225 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c
index 6e855939f7..f8d1778bb9 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.
@@ -155,6 +155,14 @@
# 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)
+// EXPERIMENTAL:
+# define HAVE_EDDH
+#endif
+
#if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION(0,9,8,'c')
# define HAVE_AES_IGE
#endif
@@ -491,8 +499,6 @@ 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[]);
@@ -503,6 +509,9 @@ 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[]);
@@ -546,6 +555,7 @@ 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 +590,12 @@ 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},
@@ -671,6 +683,13 @@ 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_EDDH
+static ERL_NIF_TERM atom_eddh;
+static ERL_NIF_TERM atom_x25519;
+static ERL_NIF_TERM atom_x448;
+#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;
@@ -1009,14 +1028,14 @@ 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");
@@ -1078,6 +1097,11 @@ 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_EDDH
+ atom_eddh = enif_make_atom(env,"eddh");
+ atom_x25519 = enif_make_atom(env,"x25519");
+ atom_x448 = enif_make_atom(env,"x448");
+#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");
@@ -1123,9 +1147,6 @@ 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 +1193,11 @@ 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;
}
@@ -1213,11 +1239,13 @@ 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 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[11]; /* increase when extending the list */
static int algo_cipher_cnt, algo_cipher_fips_cnt;
static ERL_NIF_TERM algo_cipher[24]; /* increase when extending the list */
static int algo_mac_cnt, algo_mac_fips_cnt;
static ERL_NIF_TERM algo_mac[2]; /* increase when extending the list */
+static int algo_curve_cnt, algo_curve_fips_cnt;
+static ERL_NIF_TERM algo_curve[87]; /* increase when extending the list */
static void init_algorithms_types(ErlNifEnv* env)
{
@@ -1255,6 +1283,9 @@ static void init_algorithms_types(ErlNifEnv* env)
#endif
// Non-validated algorithms follow
algo_pubkey_fips_cnt = algo_pubkey_cnt;
+#ifdef HAVE_EDDH
+ algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "eddh");
+#endif
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "srp");
// Validated algorithms first
@@ -1310,10 +1341,23 @@ static void init_algorithms_types(ErlNifEnv* env)
// Non-validated algorithms follow
algo_mac_fips_cnt = algo_mac_cnt;
+
+ // Validated algorithms first
+ algo_curve_cnt = 0;
+ // Non-validated algorithms follow
+ algo_curve_fips_cnt = algo_curve_cnt;
+ //--
+#ifdef HAVE_EDDH
+ algo_curve[algo_curve_cnt++] = enif_make_atom(env,"x25519");
+ algo_curve[algo_curve_cnt++] = enif_make_atom(env,"x448");
+#endif
+
+ // 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));
}
static ERL_NIF_TERM algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
@@ -1324,17 +1368,20 @@ 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;
#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;
#endif
- return enif_make_tuple4(env,
- enif_make_list_from_array(env, algo_hash, hash_cnt),
+ return enif_make_tuple5(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)
);
}
@@ -1755,6 +1802,7 @@ 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;
@@ -3018,184 +3066,189 @@ 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 (!EVP_PKEY_keygen_init(ctx)) {
+ /* EVP_PKEY_CTX_free(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);
+ 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;
}
- }
- 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);
+ 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;
@@ -3800,6 +3853,102 @@ out_err:
#endif
}
+// EXPERIMENTAL!
+static ERL_NIF_TERM evp_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+ /* (Curve, PeerBin, MyBin) */
+{
+#ifdef HAVE_EDDH
+ int type;
+ EVP_PKEY_CTX *ctx;
+ ErlNifBinary peer_bin, my_bin, key_bin;
+ EVP_PKEY *peer_key, *my_key;
+ 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)) {
+ return enif_make_badarg(env);
+ }
+
+ 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))) {
+ return enif_make_badarg(env);
+ }
+
+ if (!EVP_PKEY_derive_init(ctx)) {
+ return enif_make_badarg(env);
+ }
+
+ 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)) {
+ return enif_make_badarg(env);
+ }
+
+ if (!EVP_PKEY_derive(ctx, NULL, &max_size)) {
+ return enif_make_badarg(env);
+ }
+
+ if (!enif_alloc_binary(max_size, &key_bin) ||
+ !EVP_PKEY_derive(ctx, key_bin.data, &key_bin.size)) {
+ return enif_make_badarg(env);
+ }
+
+ if (key_bin.size < max_size) {
+ size_t actual_size = key_bin.size;
+ if (!enif_realloc_binary(&key_bin, actual_size)) {
+ return enif_make_badarg(env);
+ }
+ }
+
+ return enif_make_binary(env, &key_bin);
+#else
+ return atom_notsup;
+#endif
+}
+
+// EXPERIMENTAL!
+static ERL_NIF_TERM evp_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+/* (Curve) */
+{
+#ifdef HAVE_EDDH
+ int type;
+ EVP_PKEY_CTX *ctx;
+ 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)) return enif_make_atom(env,"EVP_PKEY_keygen_init failed");
+ if (!EVP_PKEY_keygen(ctx, &pkey)) return enif_make_atom(env,"EVP_PKEY_keygen failed");
+
+ if (!EVP_PKEY_get_raw_public_key(pkey, NULL, &key_len))
+ return enif_make_atom(env,"EVP_PKEY_get_raw_public_key 1 failed");
+ if (!EVP_PKEY_get_raw_public_key(pkey,
+ enif_make_new_binary(env, key_len, &ret_pub),
+ &key_len))
+ return enif_make_atom(env,"EVP_PKEY_get_raw_public_key 2 failed");
+
+ if (!EVP_PKEY_get_raw_private_key(pkey, NULL, &key_len))
+ return enif_make_atom(env,"EVP_PKEY_get_raw_private_key 1 failed");
+ if (!EVP_PKEY_get_raw_private_key(pkey,
+ enif_make_new_binary(env, key_len, &ret_prv),
+ &key_len))
+ return enif_make_atom(env,"EVP_PKEY_get_raw_private_key 2 failed");
+
+ return enif_make_tuple2(env, ret_pub, ret_prv);
+#else
+ return atom_notsup;
+#endif
+}
+
/*================================================================*/
#define PKEY_BADARG -1
#define PKEY_NOTSUP 0
diff --git a/lib/crypto/c_src/otp_test_engine.c b/lib/crypto/c_src/otp_test_engine.c
index d0e23a2a3e..b6c9067964 100644
--- a/lib/crypto/c_src/otp_test_engine.c
+++ b/lib/crypto/c_src/otp_test_engine.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2017-2017. All Rights Reserved.
+ * Copyright Ericsson AB 2017-2018. 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.
diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml
index 464799b320..42e411a0e3 100644
--- a/lib/crypto/doc/src/crypto.xml
+++ b/lib/crypto/doc/src/crypto.xml
@@ -4,7 +4,7 @@
<erlref>
<header>
<copyright>
- <year>1999</year><year>2017</year>
+ <year>1999</year><year>2018</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -136,6 +136,7 @@
See also <seealso marker="#supports-0">crypto:supports/0</seealso>
</p>
+ <marker id="type-engine_key_ref"/>
<marker id="engine_key_ref_type"/>
<code>engine_key_ref() = #{engine := engine_ref(),
key_id := key_id(),
@@ -790,9 +791,16 @@
<seealso marker="stdlib:rand">random number generation</seealso>,
in order to generate cryptographically strong random numbers
(based on OpenSSL's <c>BN_rand_range</c>),
- and saves it on process dictionary before returning it as well.
+ and saves it in the process dictionary before returning it as well.
See also
- <seealso marker="stdlib:rand#seed-1">rand:seed/1</seealso>.
+ <seealso marker="stdlib:rand#seed-1">rand:seed/1</seealso> and
+ <seealso marker="#rand_seed_s-0">rand_seed_s/0</seealso>.
+ </p>
+ <p>
+ When using the state object from this function the
+ <seealso marker="stdlib:rand">rand</seealso> functions using it
+ may throw exception <c>low_entropy</c> in case the random generator
+ failed due to lack of secure "randomness".
</p>
<p><em>Example</em></p>
<pre>
@@ -814,6 +822,120 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
See also
<seealso marker="stdlib:rand#seed_s-1">rand:seed_s/1</seealso>.
</p>
+ <p>
+ When using the state object from this function the
+ <seealso marker="stdlib:rand">rand</seealso> functions using it
+ may throw exception <c>low_entropy</c> in case the random generator
+ failed due to lack of secure "randomness".
+ </p>
+ <note>
+ <p>
+ The state returned from this function can not be used
+ to get a reproducable random sequence as from
+ the other
+ <seealso marker="stdlib:rand">rand</seealso>
+ functions,
+ since reproducability does not match cryptographically safe.
+ </p>
+ <p>
+ The only supported usage is to generate one distinct
+ random sequence from this start state.
+ </p>
+ </note>
+ </desc>
+ </func>
+
+ <func>
+ <name>rand_seed_alg(Alg) -> rand:state()</name>
+ <fsummary>Strong random number generation plugin state</fsummary>
+ <type>
+ <v>Alg = crypto | crypto_cache</v>
+ </type>
+ <desc>
+ <marker id="rand_seed_alg-1" />
+ <p>
+ Creates state object for
+ <seealso marker="stdlib:rand">random number generation</seealso>,
+ in order to generate cryptographically strong random numbers.
+ See also
+ <seealso marker="stdlib:rand#seed-1">rand:seed/1</seealso> and
+ <seealso marker="#rand_seed_alg_s-1">rand_seed_alg_s/1</seealso>.
+ </p>
+ <p>
+ When using the state object from this function the
+ <seealso marker="stdlib:rand">rand</seealso> functions using it
+ may throw exception <c>low_entropy</c> in case the random generator
+ failed due to lack of secure "randomness".
+ </p>
+ <p>
+ The cache size can be changed from its default value using the
+ <seealso marker="crypto_app">
+ crypto app's
+ </seealso> configuration parameter <c>rand_cache_size</c>.
+ </p>
+ <p><em>Example</em></p>
+ <pre>
+_ = crypto:rand_seed_alg(crypto_cache),
+_IntegerValue = rand:uniform(42), % [1; 42]
+_FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
+ </desc>
+ </func>
+
+ <func>
+ <name>rand_seed_alg_s(Alg) -> rand:state()</name>
+ <fsummary>Strong random number generation plugin state</fsummary>
+ <type>
+ <v>Alg = crypto | crypto_cache</v>
+ </type>
+ <desc>
+ <marker id="rand_seed_alg_s-1" />
+ <p>
+ Creates state object for
+ <seealso marker="stdlib:rand">random number generation</seealso>,
+ in order to generate cryptographically strongly random numbers.
+ See also
+ <seealso marker="stdlib:rand#seed_s-1">rand:seed_s/1</seealso>.
+ </p>
+ <p>
+ If <c>Alg</c> is <c>crypto</c> this function behaves exactly like
+ <seealso marker="#rand_seed_s-0">rand_seed_s/0</seealso>.
+ </p>
+ <p>
+ If <c>Alg</c> is <c>crypto_cache</c> this function
+ fetches random data with OpenSSL's <c>RAND_bytes</c>
+ and caches it for speed using an internal word size
+ of 56 bits that makes calculations fast on 64 bit machines.
+ </p>
+ <p>
+ When using the state object from this function the
+ <seealso marker="stdlib:rand">rand</seealso> functions using it
+ may throw exception <c>low_entropy</c> in case the random generator
+ failed due to lack of secure "randomness".
+ </p>
+ <p>
+ The cache size can be changed from its default value using the
+ <seealso marker="crypto_app">
+ crypto app's
+ </seealso> configuration parameter <c>rand_cache_size</c>.
+ </p>
+ <note>
+ <p>
+ The state returned from this function can not be used
+ to get a reproducable random sequence as from
+ the other
+ <seealso marker="stdlib:rand">rand</seealso>
+ functions,
+ since reproducability does not match cryptographically safe.
+ </p>
+ <p>
+ In fact since random data is cached some numbers may
+ get reproduced if you try, but this is unpredictable.
+ </p>
+ <p>
+ The only supported usage is to generate one distinct
+ random sequence from this start state.
+ </p>
+ </note>
</desc>
</func>
diff --git a/lib/crypto/doc/src/crypto_app.xml b/lib/crypto/doc/src/crypto_app.xml
index ba22557480..8296b1bc77 100644
--- a/lib/crypto/doc/src/crypto_app.xml
+++ b/lib/crypto/doc/src/crypto_app.xml
@@ -68,6 +68,24 @@
thus the crypto module will fail to load. This mechanism
prevents the accidental use of non-validated algorithms.</p>
</item>
+ <tag><c>rand_cache_size = integer()</c></tag>
+ <item>
+ <p>
+ Sets the cache size in bytes to use by
+ <seealso marker="crypto#rand_seed_alg-1">
+ <c>crypto:rand_seed_alg(crypto_cache)</c>
+ </seealso> and
+ <seealso marker="crypto#rand_seed_alg_s-1">
+ <c>crypto:rand_seed_alg_s(crypto_cache)</c>
+ </seealso>.
+ This parameter is read when a seed function is called,
+ and then kept in generators state object. It has a rather
+ small default value that causes reads of strong random bytes
+ about once per hundred calls for a random value.
+ The set value is rounded up to an integral number of words
+ of the size these seed functions use.
+ </p>
+ </item>
</taglist>
</section>
diff --git a/lib/crypto/doc/src/notes.xml b/lib/crypto/doc/src/notes.xml
index 66619c9e11..2e48b48d67 100644
--- a/lib/crypto/doc/src/notes.xml
+++ b/lib/crypto/doc/src/notes.xml
@@ -4,7 +4,7 @@
<chapter>
<header>
<copyright>
- <year>1999</year><year>2017</year>
+ <year>1999</year><year>2018</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -31,6 +31,53 @@
</header>
<p>This document describes the changes made to the Crypto application.</p>
+<section><title>Crypto 4.3</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Removed two undocumented and erroneous functions
+ (<c>crypto:dh_generate_parameters/2</c> and
+ <c>crypto:dh_check/1</c>).</p>
+ <p>
+ Own Id: OTP-14956 Aux Id: ERL-579 </p>
+ </item>
+ <item>
+ <p>
+ Fixed bug causing VM crash if doing runtime upgrade of a
+ crypto module built against OpenSSL older than 0.9.8h.
+ Bug exists since OTP-20.2.</p>
+ <p>
+ Own Id: OTP-15088</p>
+ </item>
+ </list>
+ </section>
+
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>
+ A new <c>rand</c> plugin algorithm has been implemented
+ in <c>crypto</c>, that is: <c>crypto_cache</c>. It uses
+ strong random bytes as randomness source and caches them
+ to get good speed. See <c>crypto:rand_seed_alg/1</c>.</p>
+ <p>
+ Own Id: OTP-13370 Aux Id: PR-1573 </p>
+ </item>
+ <item>
+ <p>
+ Diffie-Hellman key functions are re-written with the
+ EVP_PKEY api.</p>
+ <p>
+ Own Id: OTP-14864</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Crypto 4.2.2</title>
<section><title>Fixed Bugs and Malfunctions</title>
diff --git a/lib/crypto/doc/src/usersguide.xml b/lib/crypto/doc/src/usersguide.xml
index e2ba1fe160..0124121433 100644
--- a/lib/crypto/doc/src/usersguide.xml
+++ b/lib/crypto/doc/src/usersguide.xml
@@ -4,7 +4,7 @@
<part xmlns:xi="http://www.w3.org/2001/XInclude">
<header>
<copyright>
- <year>2003</year><year>2016</year>
+ <year>2003</year><year>2018</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
diff --git a/lib/crypto/src/Makefile b/lib/crypto/src/Makefile
index edad0e6b61..1753ba4f36 100644
--- a/lib/crypto/src/Makefile
+++ b/lib/crypto/src/Makefile
@@ -1,7 +1,7 @@
#
# %CopyrightBegin%
#
-# Copyright Ericsson AB 1999-2016. All Rights Reserved.
+# Copyright Ericsson AB 1999-2018. 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.
diff --git a/lib/crypto/src/crypto.app.src b/lib/crypto/src/crypto.app.src
index 1d3f35e465..492aa10e51 100644
--- a/lib/crypto/src/crypto.app.src
+++ b/lib/crypto/src/crypto.app.src
@@ -24,7 +24,7 @@
crypto_ec_curves]},
{registered, []},
{applications, [kernel, stdlib]},
- {env, [{fips_mode, false}]},
+ {env, [{fips_mode, false}, {rand_cache_size, 896}]},
{runtime_dependencies, ["erts-9.0","stdlib-3.4","kernel-5.3"]}]}.
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index 1a1b4f98b5..714cba58b9 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1999-2017. All Rights Reserved.
+%% Copyright Ericsson AB 1999-2018. 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.
@@ -30,18 +30,18 @@
-export([hmac/3, hmac/4, hmac_init/2, hmac_update/2, hmac_final/1, hmac_final_n/2]).
-export([cmac/3, cmac/4]).
-export([exor/2, strong_rand_bytes/1, mod_pow/3]).
--export([rand_seed/0]).
--export([rand_seed_s/0]).
+-export([rand_seed/0, rand_seed_alg/1]).
+-export([rand_seed_s/0, rand_seed_alg_s/1]).
-export([rand_plugin_next/1]).
-export([rand_plugin_uniform/1]).
-export([rand_plugin_uniform/2]).
+-export([rand_cache_plugin_next/1]).
-export([rand_uniform/2]).
-export([block_encrypt/3, block_decrypt/3, block_encrypt/4, block_decrypt/4]).
-export([next_iv/2, next_iv/3]).
-export([stream_init/2, stream_init/3, stream_encrypt/2, stream_decrypt/2]).
-export([public_encrypt/4, private_decrypt/4]).
-export([private_encrypt/4, public_decrypt/4]).
--export([dh_generate_parameters/2, dh_check/1]). %% Testing see
-export([privkey_to_pubkey/2]).
-export([ec_curve/1, ec_curves/0]).
-export([rand_seed/1]).
@@ -107,12 +107,18 @@ stop() ->
application:stop(crypto).
supports()->
- {Hashs, PubKeys, Ciphers, Macs} = algorithms(),
+ {Hashs, PubKeys, Ciphers, Macs, Curves} = algorithms(),
[{hashs, Hashs},
{ciphers, Ciphers},
{public_keys, PubKeys},
{macs, Macs}
+ | case Curves of
+ [] -> [];
+ _ -> [{curves, Curves}] % Only show this experimental feature
+ % if OpenSSL 1.1.1 beta4 or higher (where
+ % eddsa and eddh is enabled)
+ end
].
info_lib() -> ?nif_stub.
@@ -317,9 +323,17 @@ stream_decrypt(State, Data0) ->
%%
%% RAND - pseudo random numbers using RN_ and BN_ functions in crypto lib
%%
+-type rand_cache_seed() ::
+ nonempty_improper_list(non_neg_integer(), binary()).
-spec strong_rand_bytes(non_neg_integer()) -> binary().
-spec rand_seed() -> rand:state().
-spec rand_seed_s() -> rand:state().
+-spec rand_seed_alg(Alg :: atom()) ->
+ {rand:alg_handler(),
+ atom() | rand_cache_seed()}.
+-spec rand_seed_alg_s(Alg :: atom()) ->
+ {rand:alg_handler(),
+ atom() | rand_cache_seed()}.
-spec rand_uniform(crypto_integer(), crypto_integer()) ->
crypto_integer().
@@ -335,12 +349,36 @@ rand_seed() ->
rand:seed(rand_seed_s()).
rand_seed_s() ->
+ rand_seed_alg_s(?MODULE).
+
+rand_seed_alg(Alg) ->
+ rand:seed(rand_seed_alg_s(Alg)).
+
+-define(CRYPTO_CACHE_BITS, 56).
+rand_seed_alg_s(?MODULE) ->
{#{ type => ?MODULE,
bits => 64,
next => fun ?MODULE:rand_plugin_next/1,
uniform => fun ?MODULE:rand_plugin_uniform/1,
uniform_n => fun ?MODULE:rand_plugin_uniform/2},
- no_seed}.
+ no_seed};
+rand_seed_alg_s(crypto_cache) ->
+ CacheBits = ?CRYPTO_CACHE_BITS,
+ EnvCacheSize =
+ application:get_env(
+ crypto, rand_cache_size, CacheBits * 16), % Cache 16 * 8 words
+ Bytes = (CacheBits + 7) div 8,
+ CacheSize =
+ case ((EnvCacheSize + (Bytes - 1)) div Bytes) * Bytes of
+ Sz when is_integer(Sz), Bytes =< Sz ->
+ Sz;
+ _ ->
+ Bytes
+ end,
+ {#{ type => crypto_cache,
+ bits => CacheBits,
+ next => fun ?MODULE:rand_cache_plugin_next/1},
+ {CacheBits, CacheSize, <<>>}}.
rand_plugin_next(Seed) ->
{bytes_to_integer(strong_rand_range(1 bsl 64)), Seed}.
@@ -351,6 +389,12 @@ rand_plugin_uniform(State) ->
rand_plugin_uniform(Max, State) ->
{bytes_to_integer(strong_rand_range(Max)) + 1, State}.
+rand_cache_plugin_next({CacheBits, CacheSize, <<>>}) ->
+ rand_cache_plugin_next(
+ {CacheBits, CacheSize, strong_rand_bytes(CacheSize)});
+rand_cache_plugin_next({CacheBits, CacheSize, Cache}) ->
+ <<I:CacheBits, NewCache/binary>> = Cache,
+ {I, {CacheBits, CacheSize, NewCache}}.
strong_rand_range(Range) when is_integer(Range), Range > 0 ->
BinRange = int_to_bin(Range),
@@ -398,7 +442,7 @@ rand_uniform_nif(_From,_To) -> ?nif_stub.
-spec rand_seed(binary()) -> ok.
-rand_seed(Seed) ->
+rand_seed(Seed) when is_binary(Seed) ->
rand_seed_nif(Seed).
rand_seed_nif(_Seed) -> ?nif_stub.
@@ -548,9 +592,18 @@ generate_key(rsa, {ModulusSize, PublicExponent}, undefined) ->
{lists:sublist(Private, 2), Private}
end;
+
+generate_key(ecdh, Curve, undefined) when Curve == x448 ;
+ Curve == x25519 ->
+ evp_generate_key_nif(Curve);
generate_key(ecdh, Curve, PrivKey) ->
ec_key_generate(nif_curve_params(Curve), ensure_int_as_bin(PrivKey)).
+
+evp_generate_key_nif(_Curve) -> ?nif_stub.
+
+
+
compute_key(dh, OthersPublicKey, MyPrivateKey, DHParameters) ->
case dh_compute_key_nif(ensure_int_as_bin(OthersPublicKey),
ensure_int_as_bin(MyPrivateKey),
@@ -590,11 +643,18 @@ compute_key(srp, UserPublic, {HostPublic, HostPrivate},
srp_host_secret_nif(Verifier, ensure_int_as_bin(HostPrivate), Scrambler,
UserPubBin, Prime));
+compute_key(ecdh, Others, My, Curve) when Curve == x448 ;
+ Curve == x25519 ->
+ evp_compute_key_nif(Curve, ensure_int_as_bin(Others), ensure_int_as_bin(My));
+
compute_key(ecdh, Others, My, Curve) ->
ecdh_compute_key_nif(ensure_int_as_bin(Others),
nif_curve_params(Curve),
ensure_int_as_bin(My)).
+
+evp_compute_key_nif(_Curve, _OthersBin, _MyBin) -> ?nif_stub.
+
%%======================================================================
%% Engine functions
%%======================================================================
@@ -809,8 +869,13 @@ on_load() ->
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]),
+ Fmt = "Unable to load crypto library. Failed with error:~n\"~p, ~s\"~n~s",
+ Extra = case E of
+ load_failed ->
+ "OpenSSL might not be installed on this system.\n";
+ _ -> ""
+ end,
+ error_logger:error_msg(Fmt, [E,Str,Extra]),
Status
end.
@@ -1051,27 +1116,6 @@ rsa_generate_key_nif(_Bits, _Exp) -> ?nif_stub.
%% DH Diffie-Hellman functions
%%
-%% Generate (and check) Parameters is not documented because they are implemented
-%% for testing (and offline parameter generation) only.
-%% From the openssl doc:
-%% DH_generate_parameters() may run for several hours before finding a suitable prime.
-%% Thus dh_generate_parameters may in this implementation block
-%% the emulator for several hours.
-%%
-%% usage: dh_generate_parameters(1024, 2 or 5) ->
-%% [Prime=mpint(), SharedGenerator=mpint()]
-dh_generate_parameters(PrimeLen, Generator) ->
- case dh_generate_parameters_nif(PrimeLen, Generator) of
- error -> erlang:error(generation_failed, [PrimeLen,Generator]);
- Ret -> Ret
- end.
-
-dh_generate_parameters_nif(_PrimeLen, _Generator) -> ?nif_stub.
-
-%% Checks that the DHParameters are ok.
-%% DHParameters = [P (Prime)= mpint(), G(Generator) = mpint()]
-dh_check([_Prime,_Gen]) -> ?nif_stub.
-
%% DHParameters = [P (Prime)= mpint(), G(Generator) = mpint()]
%% PrivKey = mpint()
dh_generate_key_nif(_PrivateKey, _DHParameters, _Mpint, _Length) -> ?nif_stub.
@@ -1122,7 +1166,11 @@ nif_curve_params({PrimeField, Curve, BasePoint, Order, CoFactor}) ->
{term_to_nif_prime(PrimeField), term_to_nif_curve(Curve), ensure_int_as_bin(BasePoint), ensure_int_as_bin(Order), ensure_int_as_bin(CoFactor)};
nif_curve_params(Curve) when is_atom(Curve) ->
%% named curve
- crypto_ec_curves:curve(Curve).
+ case Curve of
+ x448 -> {evp,Curve};
+ x25519 -> {evp,Curve};
+ _ -> crypto_ec_curves:curve(Curve)
+ end.
%% MISC --------------------------------------------------------------------
diff --git a/lib/crypto/test/blowfish_SUITE.erl b/lib/crypto/test/blowfish_SUITE.erl
index c9033ac4f8..a931ebb47e 100644
--- a/lib/crypto/test/blowfish_SUITE.erl
+++ b/lib/crypto/test/blowfish_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2009-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2018. 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.
diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl
index c07e937737..943062f56f 100644
--- a/lib/crypto/test/crypto_SUITE.erl
+++ b/lib/crypto/test/crypto_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1999-2017. All Rights Reserved.
+%% Copyright Ericsson AB 1999-2018. 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.
@@ -132,7 +132,8 @@ groups() ->
{ecdsa, [], [sign_verify
%% Does not work yet: ,public_encrypt, private_encrypt
]},
- {dh, [], [generate_compute]},
+ {dh, [], [generate_compute,
+ compute_bug]},
{ecdh, [], [compute, generate]},
{srp, [], [generate_compute]},
{des_cbc, [], [block]},
@@ -467,6 +468,24 @@ generate_compute(Config) when is_list(Config) ->
GenCom = proplists:get_value(generate_compute, Config),
lists:foreach(fun do_generate_compute/1, GenCom).
%%--------------------------------------------------------------------
+compute_bug() ->
+ [{doc, "Test that it works even if the Secret is smaller than expected"}].
+compute_bug(Config) ->
+ ExpectedSecret = <<118,89,171,16,156,18,156,103,189,134,130,49,28,144,111,241,247,82,79,32,228,11,209,141,119,176,251,80,105,143,235,251,203,121,223,211,129,3,233,133,45,2,31,157,24,111,5,75,153,66,135,185,128,115,229,178,216,39,73,52,80,151,8,241,34,52,226,71,137,167,53,48,59,224,175,154,89,110,76,83,24,117,149,21,72,6,186,78,149,74,188,56,98,244,30,77,108,248,88,194,195,237,23,51,20,242,254,123,21,12,209,74,217,168,230,65,7,60,211,139,128,239,234,153,22,229,180,59,159,121,41,156,121,200,177,130,163,162,54,224,93,1,94,11,177,254,118,28,156,26,116,10,207,145,219,166,214,189,214,230,221,170,228,15,69,88,31,68,94,255,113,58,49,82,86,192,248,176,131,133,39,186,194,172,206,84,184,16,66,68,153,128,178,227,27,118,52,130,122,92,24,222,102,195,221,207,255,13,152,175,65,32,167,84,54,244,243,109,244,18,234,16,159,224,188,2,106,123,27,17,131,171,226,34,111,251,62,119,155,124,221,124,254,62,97,167,1,105,116,98,98,19,197,30,72,180,79,221,100,134,120,117,124,85,73,132,224,223,222,41,155,137,218,130,238,237,157,161,134,150,69,206,91,141,17,89,120,218,235,229,37,150,76,197,7,157,56,144,42,203,137,100,200,72,141,194,239,1,67,236,238,183,48,214,75,76,108,235,3,237,67,40,137,45,182,236,246,37,116,103,144,237,142,211,88,233,11,24,21,218,41,245,250,51,130,250,104,74,189,17,69,145,70,50,50,215,253,155,10,128,41,114,185,211,82,164,72,92,17,145,104,66,6,140,226,80,43,62,1,166,216,153,118,96,15,147,126,137,118,191,192,75,149,241,206,18,92,17,154,215,219,18,6,139,190,103,210,156,184,29,224,213,157,60,112,189,104,220,125,40,186,50,119,17,143,136,149,38,74,107,21,192,59,61,59,42,231,144,59,175,3,176,87,23,16,122,54,31,82,34,230,211,44,81,41,47,86,37,228,175,130,148,88,136,131,254,241,202,99,199,175,1,141,215,124,155,120,43,141,89,11,140,120,141,29,35,82,219,155,204,75,12,66,241,253,33,250,84,24,85,68,13,80,85,142,227,34,139,26,146,24>>,
+ OthersPublicKey = 635619632099733175381667940709387641100492974601603060984753028943194386334921787463327680809776598322996634648015962954045728174069768874873236397421720142610982770302060309928552098274817978606093380781524199673890631795310930242601197479471368910519338301177304682162189801040921618559902948819107531088646753320486728060005223263561551402855338732899079439899705951063999951507319258050864346087428042978411873495523439615429804957374639092580169417598963105885529553632847023899713490485619763926900318508906706745060947269748612049634207985438016935262521715769812475329234748426647554362991758104620357149045960316987533503707855364806010494793980069245562784050236811004893018183726397041999426883788660276453352521120006817370050691205529335316794439089316232980047277245051173281601960196573681285904611182521967067911862467395705665888521948321299521549941618586026714676885890192323289343756440666276226084448279082483536164085883288884231665240707495770544705648564889889198060417915693315346959170105413290799314390963124178046425737828369059171472978294050322371452255088799865552038756937873388385970088906560408959959429398326288750834357514847891423941047433478384621074116184703014798814515161475596555032391555842,
+ MyPrivateKey = 387759582879975726965038486537011291913744975764132199838375902680222019267527675651273586836110220500657652661706223760165097275862806031329642160439090779625708664007910974206651834216043397115514725827856461492311499129200688538220719685637154290305617686974719521885238198226075381217068175824097878445476010193039590876624464274744156624589136789060427283492343902761765833713520850870233407503430180028104167029073459918756981323130062648615262139444306321256382009848217866984408901761817655567071716275177768316006340055589170095799943481591033461616307776069027985761229636731465482676467627154100912586936231051371168178564599296638350391246393336702334311781595616786107810962134407697848002331639021101685320844880636050048769216986088652236979636019052557155807310341483407890060105599892252118584570558049301477535792498672552850760356632076013402382600669875697284264329434950712239302528367835155163504374877787288116104285944993818319105835423479332617802010952731990182088670508346704423006877514817882782443833997288652405892920173712497948376815825396272381214976859009518623799156300136570204539240675245115597412280078940442452936425561984312708387584800789375684525365060589104566195610526570099527133097201479,
+ P = 818034524162384276004384029858643530286875094391273833506734966261806257117433972760379103507630310628953496150318170372254219924175532996281953750642804369831900894594960807970232131410638888573275563720690293481410915588408505771183615664441221559618326229227448328879290185035795866796496147000467456347856187771645103733376761936369144682074588463621004219054111244232031965820058057143484947957179035662640791007685559024477920075136419228662974090561346329074935312181886940693299380892129818458511403741106419480550004799657220331973244248753744516935739033770420884365608406478656143540532371463443324228730693491647103274058971797182813283112583029849186056551355376851686616057869624968077484471229044125401535456699914745876082047459812392122562460031611344154642406382436701361983114768023990405077450124649862159757605118611426368650203370143674925598905779061402007525955196464201496773278952462368223659263492419274489020447849336502432222101793313731259141617677580646998184158969477474527427664187763741360356528830301163614618231141541403007931347398186427059736520580903587497382362610721261644208653717495736748724114113311672504064943864203789205551568648546606356374830209356446449765364678719909024329058480379,
+ G = 2,
+ DHParameters = [P, G],
+ case crypto:compute_key(dh, OthersPublicKey, MyPrivateKey, DHParameters) of
+ ExpectedSecret ->
+ ok;
+ Others ->
+ ct:log("Got ~p",[Others]),
+ {fail, "crypto:compute_key(dh,...) failed for the bug test"}
+ end.
+
+%%--------------------------------------------------------------------
no_generate_compute() ->
[{doc, "Test crypto:genarate_key and crypto:compute_key "
"for disabled algorithms"}].
diff --git a/lib/crypto/test/engine_SUITE.erl b/lib/crypto/test/engine_SUITE.erl
index f410542f72..f708d7272d 100644
--- a/lib/crypto/test/engine_SUITE.erl
+++ b/lib/crypto/test/engine_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2017-2017. All Rights Reserved.
+%% Copyright Ericsson AB 2017-2018. 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.
@@ -70,19 +70,21 @@ groups() ->
init_per_suite(Config) ->
- try crypto:start() of
- ok ->
- case crypto:info_lib() of
- [{_,_, <<"OpenSSL 1.0.1s-freebsd 1 Mar 2016">>}] ->
- {skip, "Problem with engine on OpenSSL 1.0.1s-freebsd"};
- _ ->
+ case crypto:info_lib() of
+ [{_,_, <<"OpenSSL 1.0.1s-freebsd 1 Mar 2016">>}] ->
+ {skip, "Problem with engine on OpenSSL 1.0.1s-freebsd"};
+ Res ->
+ ct:log("crypto:info_lib() -> ~p\n", [Res]),
+ try crypto:start() of
+ ok ->
+ Config;
+ {error,{already_started,crypto}} ->
Config
- end;
- {error,{already_started,crypto}} ->
- Config
- catch _:_ ->
- {skip, "Crypto did not start"}
+ catch _:_ ->
+ {skip, "Crypto did not start"}
+ end
end.
+
end_per_suite(_Config) ->
ok.
diff --git a/lib/crypto/vsn.mk b/lib/crypto/vsn.mk
index 778aff9d13..cc34c20ac6 100644
--- a/lib/crypto/vsn.mk
+++ b/lib/crypto/vsn.mk
@@ -1 +1 @@
-CRYPTO_VSN = 4.2.2
+CRYPTO_VSN = 4.3
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 09:28:50 +0000