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authorHans Nilsson <[email protected]>2017-07-05 15:23:02 +0200
committerHans Nilsson <[email protected]>2017-07-07 11:38:55 +0200
commitb1ced30ade0bf3f2d04ef3320bc0deb519f98283 (patch)
tree074270b9d7bc257a02147c9354b4c7716c80e34c /lib
parentb6afef4b4d1bc5705ba1c838e3f546c454de47c8 (diff)
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crypto: added a 'macs' entry to proplist in crypto:supports/0
Diffstat (limited to 'lib')
-rw-r--r--lib/crypto/c_src/crypto.c20
-rw-r--r--lib/crypto/doc/src/crypto.xml4
-rw-r--r--lib/crypto/src/crypto.erl5
3 files changed, 24 insertions, 5 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c
index 688ec339aa..8cb9ec1e87 100644
--- a/lib/crypto/c_src/crypto.c
+++ b/lib/crypto/c_src/crypto.c
@@ -1010,6 +1010,8 @@ static int algo_pubkey_cnt, algo_pubkey_fips_cnt;
static ERL_NIF_TERM algo_pubkey[7]; /* 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 void init_algorithms_types(ErlNifEnv* env)
{
@@ -1093,9 +1095,19 @@ static void init_algorithms_types(ErlNifEnv* env)
algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"chacha20_poly1305");
#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
+ // Non-validated algorithms follow
+ algo_mac_fips_cnt = algo_mac_cnt;
+
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));
}
static ERL_NIF_TERM algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
@@ -1105,15 +1117,19 @@ static ERL_NIF_TERM algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
int hash_cnt = fips_mode ? algo_hash_fips_cnt : algo_hash_cnt;
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;
#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;
#endif
- return enif_make_tuple3(env,
+ return enif_make_tuple4(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_cipher, cipher_cnt),
+ enif_make_list_from_array(env, algo_mac, mac_cnt)
+ );
}
static ERL_NIF_TERM info_lib(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml
index 89ef529c5d..ecc33aafc3 100644
--- a/lib/crypto/doc/src/crypto.xml
+++ b/lib/crypto/doc/src/crypto.xml
@@ -165,6 +165,7 @@
<code> cipher_algorithms() = aes_cbc | aes_cfb8 | aes_cfb128 | aes_ctr | aes_gcm |
aes_ige256 | blowfish_cbc | blowfish_cfb64 | chacha20_poly1305 | des_cbc | des_cfb |
des3_cbc | des3_cfb | des_ede3 | rc2_cbc | rc4 </code>
+ <code> mac_algorithms() = hmac | cmac</code>
<code> public_key_algorithms() = rsa |dss | ecdsa | dh | ecdh | ec_gf2m</code>
<p>Note that ec_gf2m is not strictly a public key algorithm, but a restriction on what curves are supported
with ecdsa and ecdh.
@@ -835,7 +836,8 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
<type>
<v> AlgorithmList = [{hashs, [hash_algorithms()]},
{ciphers, [cipher_algorithms()]},
- {public_keys, [public_key_algorithms()]}
+ {public_keys, [public_key_algorithms()]},
+ {macs, [mac_algorithms()]}]
</v>
</type>
<desc>
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index d111525214..85206ce9e5 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -87,11 +87,12 @@ stop() ->
application:stop(crypto).
supports()->
- {Hashs, PubKeys, Ciphers} = algorithms(),
+ {Hashs, PubKeys, Ciphers, Macs} = algorithms(),
[{hashs, Hashs},
{ciphers, Ciphers},
- {public_keys, PubKeys}
+ {public_keys, PubKeys},
+ {macs, Macs}
].
info_lib() -> ?nif_stub.