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-rw-r--r--lib/crypto/c_src/crypto.c276
-rw-r--r--lib/crypto/doc/src/crypto.xml33
-rw-r--r--lib/crypto/src/crypto.erl44
-rw-r--r--lib/crypto/test/crypto_SUITE.erl300
4 files changed, 636 insertions, 17 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c
index e55a03d26a..27b4e7abbd 100644
--- a/lib/crypto/c_src/crypto.c
+++ b/lib/crypto/c_src/crypto.c
@@ -54,6 +54,10 @@
#include <openssl/evp.h>
#include <openssl/hmac.h>
+#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#include <openssl/modes.h>
+#endif
+
#include "crypto_callback.h"
#if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA224) && defined(NID_sha224)\
@@ -85,13 +89,32 @@
# define HAVE_AES_IGE
#endif
+#if OPENSSL_VERSION_NUMBER >= 0x1000100fL
+# define HAVE_GCM
+#endif
+
+#if defined(NID_chacha20) && !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
+# define HAVE_CHACHA20_POLY1305
+#endif
+
#if defined(HAVE_EC)
#include <openssl/ec.h>
#include <openssl/ecdh.h>
#include <openssl/ecdsa.h>
#endif
+#if defined(HAVE_CHACHA20_POLY1305)
+#include <openssl/chacha.h>
+#include <openssl/poly1305.h>
+#if !defined(CHACHA20_NONCE_LEN)
+# define CHACHA20_NONCE_LEN 8
+#endif
+#if !defined(POLY1305_TAG_LEN)
+# define POLY1305_TAG_LEN 16
+#endif
+
+#endif
#ifdef VALGRIND
# include <valgrind/memcheck.h>
@@ -257,6 +280,11 @@ static ERL_NIF_TERM ecdh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF
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 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[]);
/* helpers */
static void init_algorithms_types(ErlNifEnv*);
@@ -387,7 +415,15 @@ static ErlNifFunc nif_funcs[] = {
{"ecdsa_verify_nif", 5, ecdsa_verify_nif},
{"ecdh_compute_key_nif", 3, ecdh_compute_key_nif},
- {"rand_seed_nif", 1, rand_seed_nif}
+ {"rand_seed_nif", 1, rand_seed_nif},
+
+ {"aes_gcm_encrypt", 4, aes_gcm_encrypt},
+ {"aes_gcm_decrypt", 5, aes_gcm_decrypt},
+
+ {"chacha20_poly1305_encrypt", 4, chacha20_poly1305_encrypt},
+ {"chacha20_poly1305_decrypt", 5, chacha20_poly1305_decrypt}
+
+
};
ERL_NIF_INIT(crypto,nif_funcs,load,NULL,upgrade,unload)
@@ -703,7 +739,7 @@ static ERL_NIF_TERM algo_hash[8]; /* increase when extending the list */
static int algo_pubkey_cnt;
static ERL_NIF_TERM algo_pubkey[3]; /* increase when extending the list */
static int algo_cipher_cnt;
-static ERL_NIF_TERM algo_cipher[2]; /* increase when extending the list */
+static ERL_NIF_TERM algo_cipher[4]; /* increase when extending the list */
static void init_algorithms_types(ErlNifEnv* env)
{
@@ -741,6 +777,12 @@ static void init_algorithms_types(ErlNifEnv* env)
#ifdef HAVE_AES_IGE
algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"aes_ige256");
#endif
+#if defined(HAVE_GCM)
+ algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"aes_gcm");
+#endif
+#if defined(HAVE_CHACHA20_POLY1305)
+ algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"chacha20_poly1305");
+#endif
ASSERT(algo_hash_cnt <= sizeof(algo_hash)/sizeof(ERL_NIF_TERM));
ASSERT(algo_pubkey_cnt <= sizeof(algo_pubkey)/sizeof(ERL_NIF_TERM));
@@ -1738,6 +1780,236 @@ static ERL_NIF_TERM aes_ctr_stream_encrypt(ErlNifEnv* env, int argc, const ERL_N
return ret;
}
+static ERL_NIF_TERM aes_gcm_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+{/* (Key,Iv,AAD,In) */
+#if defined(HAVE_GCM)
+ GCM128_CONTEXT *ctx = NULL;
+ ErlNifBinary key, iv, aad, in;
+ AES_KEY aes_key;
+ unsigned char *outp;
+ ERL_NIF_TERM out, out_tag;
+
+ CHECK_OSE_CRYPTO();
+
+ if (!enif_inspect_iolist_as_binary(env, argv[0], &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)) {
+ return enif_make_badarg(env);
+ }
+
+ if (!(ctx = CRYPTO_gcm128_new(&aes_key, (block128_f)AES_encrypt)))
+ return atom_error;
+
+ CRYPTO_gcm128_setiv(ctx, iv.data, iv.size);
+
+ if (CRYPTO_gcm128_aad(ctx, aad.data, aad.size))
+ goto out_err;
+
+ outp = enif_make_new_binary(env, in.size, &out);
+
+ /* encrypt */
+ if (CRYPTO_gcm128_encrypt(ctx, in.data, outp, in.size))
+ goto out_err;
+
+ /* calculate the tag */
+ CRYPTO_gcm128_tag(ctx, enif_make_new_binary(env, EVP_GCM_TLS_TAG_LEN, &out_tag), EVP_GCM_TLS_TAG_LEN);
+ CRYPTO_gcm128_release(ctx);
+
+ CONSUME_REDS(env, in);
+
+ return enif_make_tuple2(env, out, out_tag);
+
+out_err:
+ CRYPTO_gcm128_release(ctx);
+ return atom_error;
+
+#else
+ return atom_notsup;
+#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)
+ GCM128_CONTEXT *ctx;
+ ErlNifBinary key, iv, aad, in, tag;
+ AES_KEY aes_key;
+ unsigned char *outp;
+ ERL_NIF_TERM out;
+
+ CHECK_OSE_CRYPTO();
+
+ if (!enif_inspect_iolist_as_binary(env, argv[0], &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) || tag.size != EVP_GCM_TLS_TAG_LEN) {
+ return enif_make_badarg(env);
+ }
+
+ if (!(ctx = CRYPTO_gcm128_new(&aes_key, (block128_f)AES_encrypt)))
+ return atom_error;
+
+ CRYPTO_gcm128_setiv(ctx, iv.data, iv.size);
+
+ if (CRYPTO_gcm128_aad(ctx, aad.data, aad.size))
+ goto out_err;
+
+ outp = enif_make_new_binary(env, in.size, &out);
+
+ /* decrypt */
+ if (CRYPTO_gcm128_decrypt(ctx, in.data, outp, in.size))
+ goto out_err;
+
+ /* calculate and check the tag */
+ if (CRYPTO_gcm128_finish(ctx, tag.data, EVP_GCM_TLS_TAG_LEN))
+ goto out_err;
+
+ CRYPTO_gcm128_release(ctx);
+ CONSUME_REDS(env, in);
+
+ return out;
+
+out_err:
+ CRYPTO_gcm128_release(ctx);
+ return atom_error;
+#else
+ return atom_notsup;
+#endif
+}
+
+#if defined(HAVE_CHACHA20_POLY1305)
+static void
+poly1305_update_with_length(poly1305_state *poly1305,
+ const unsigned char *data, size_t data_len)
+{
+ size_t j = data_len;
+ unsigned char length_bytes[8];
+ unsigned i;
+
+ for (i = 0; i < sizeof(length_bytes); i++) {
+ length_bytes[i] = j;
+ j >>= 8;
+ }
+
+ CRYPTO_poly1305_update(poly1305, data, data_len);
+ CRYPTO_poly1305_update(poly1305, length_bytes, sizeof(length_bytes));
+}
+#endif
+
+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)
+ ErlNifBinary key, iv, aad, in;
+ unsigned char *outp;
+ ERL_NIF_TERM out, out_tag;
+ ErlNifUInt64 in_len_64;
+ unsigned char poly1305_key[32];
+ poly1305_state poly1305;
+
+ CHECK_OSE_CRYPTO();
+
+ if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 32
+ || !enif_inspect_binary(env, argv[1], &iv) || iv.size != CHACHA20_NONCE_LEN
+ || !enif_inspect_iolist_as_binary(env, argv[2], &aad)
+ || !enif_inspect_iolist_as_binary(env, argv[3], &in)) {
+ return enif_make_badarg(env);
+ }
+
+ /* Take from OpenSSL patch set/LibreSSL:
+ *
+ * The underlying ChaCha implementation may not overflow the block
+ * counter into the second counter word. Therefore we disallow
+ * individual operations that work on more than 2TB at a time.
+ * in_len_64 is needed because, on 32-bit platforms, size_t is only
+ * 32-bits and this produces a warning because it's always false.
+ * Casting to uint64_t inside the conditional is not sufficient to stop
+ * the warning. */
+ in_len_64 = in.size;
+ if (in_len_64 >= (1ULL << 32) * 64 - 64)
+ return enif_make_badarg(env);
+
+ memset(poly1305_key, 0, sizeof(poly1305_key));
+ CRYPTO_chacha_20(poly1305_key, poly1305_key, sizeof(poly1305_key), key.data, iv.data, 0);
+
+ outp = enif_make_new_binary(env, in.size, &out);
+
+ CRYPTO_poly1305_init(&poly1305, poly1305_key);
+ poly1305_update_with_length(&poly1305, aad.data, aad.size);
+ CRYPTO_chacha_20(outp, in.data, in.size, key.data, iv.data, 1);
+ poly1305_update_with_length(&poly1305, outp, in.size);
+
+ CRYPTO_poly1305_finish(&poly1305, enif_make_new_binary(env, POLY1305_TAG_LEN, &out_tag));
+
+ CONSUME_REDS(env, in);
+
+ return enif_make_tuple2(env, out, out_tag);
+
+#else
+ return 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)
+ ErlNifBinary key, iv, aad, in, tag;
+ unsigned char *outp;
+ ERL_NIF_TERM out;
+ ErlNifUInt64 in_len_64;
+ unsigned char poly1305_key[32];
+ unsigned char mac[POLY1305_TAG_LEN];
+ poly1305_state poly1305;
+
+ CHECK_OSE_CRYPTO();
+
+ if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 32
+ || !enif_inspect_binary(env, argv[1], &iv) || iv.size != CHACHA20_NONCE_LEN
+ || !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 != POLY1305_TAG_LEN) {
+ return enif_make_badarg(env);
+ }
+
+ /* Take from OpenSSL patch set/LibreSSL:
+ *
+ * The underlying ChaCha implementation may not overflow the block
+ * counter into the second counter word. Therefore we disallow
+ * individual operations that work on more than 2TB at a time.
+ * in_len_64 is needed because, on 32-bit platforms, size_t is only
+ * 32-bits and this produces a warning because it's always false.
+ * Casting to uint64_t inside the conditional is not sufficient to stop
+ * the warning. */
+ in_len_64 = in.size;
+ if (in_len_64 >= (1ULL << 32) * 64 - 64)
+ return enif_make_badarg(env);
+
+ memset(poly1305_key, 0, sizeof(poly1305_key));
+ CRYPTO_chacha_20(poly1305_key, poly1305_key, sizeof(poly1305_key), key.data, iv.data, 0);
+
+ CRYPTO_poly1305_init(&poly1305, poly1305_key);
+ poly1305_update_with_length(&poly1305, aad.data, aad.size);
+ poly1305_update_with_length(&poly1305, in.data, in.size);
+ CRYPTO_poly1305_finish(&poly1305, mac);
+
+ if (memcmp(mac, tag.data, POLY1305_TAG_LEN) != 0)
+ return atom_error;
+
+ outp = enif_make_new_binary(env, in.size, &out);
+
+ CRYPTO_chacha_20(outp, in.data, in.size, key.data, iv.data, 1);
+
+ CONSUME_REDS(env, in);
+
+ return out;
+#else
+ return atom_notsup;
+#endif
+}
+
static ERL_NIF_TERM rand_bytes_1(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Bytes) */
unsigned bytes;
diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml
index 7712173ed8..cdeeaaaf43 100644
--- a/lib/crypto/doc/src/crypto.xml
+++ b/lib/crypto/doc/src/crypto.xml
@@ -41,7 +41,7 @@
</item>
<item>
<p>Block ciphers - <url href="http://csrc.nist.gov/groups/ST/toolkit/block_ciphers.html"> </url> DES and AES in
- Block Cipher Modes - <url href="http://csrc.nist.gov/groups/ST/toolkit/BCM/index.html"> ECB, CBC, CFB, OFB and CTR </url></p>
+ Block Cipher Modes - <url href="http://csrc.nist.gov/groups/ST/toolkit/BCM/index.html"> ECB, CBC, CFB, OFB, CTR and GCM </url></p>
</item>
<item>
<p><url href="http://www.ietf.org/rfc/rfc1321.txt"> RSA encryption RFC 1321 </url> </p>
@@ -53,6 +53,12 @@
<item>
<p><url href="http://www.ietf.org/rfc/rfc2945.txt"> Secure Remote Password Protocol (SRP - RFC 2945) </url></p>
</item>
+ <item>
+ <p>gcm: Dworkin, M., "Recommendation for Block Cipher Modes of
+ Operation: Galois/Counter Mode (GCM) and GMAC",
+ National Institute of Standards and Technology SP 800-
+ 38D, November 2007.</p>
+ </item>
</list>
</description>
@@ -132,6 +138,8 @@
blowfish_cfb64 | des_cbc | des_cfb | des3_cbc | des3_cbf
| des_ede3 | rc2_cbc </code></p>
+ <p><code>aead_cipher() = aes_gcm | chacha20_poly1305 </code></p>
+
<p><code>stream_key() = aes_key() | rc4_key() </code></p>
<p><code>block_key() = aes_key() | blowfish_key() | des_key()| des3_key() </code></p>
@@ -152,7 +160,7 @@
Note that both md4 and md5 are recommended only for compatibility with existing applications.
</p>
<p><code> cipher_algorithms() = des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 |
- blowfish_cbc | blowfish_cfb64 | aes_cbc128 | aes_cfb8 | aes_cfb128| aes_cbc256 | aes_ige256 | rc2_cbc | aes_ctr| rc4 </code> </p>
+ blowfish_cbc | blowfish_cfb64 | aes_cbc128 | aes_cfb8 | aes_cfb128| aes_cbc256 | aes_ige256 | aes_gcm | chacha20_poly1305 | rc2_cbc | aes_ctr| rc4 </code> </p>
<p><code> public_key_algorithms() = rsa |dss | ecdsa | dh | ecdh | ec_gf2m</code>
Note that ec_gf2m is not strictly a public key algorithm, but a restriction on what curves are supported
with ecdsa and ecdh.
@@ -161,18 +169,23 @@
</section>
<funcs>
- <func>
+ <func>
<name>block_encrypt(Type, Key, Ivec, PlainText) -> CipherText</name>
- <fsummary>Encrypt <c>PlainText</c>according to <c>Type</c> block cipher</fsummary>
+ <name>block_encrypt(AeadType, Key, Ivec, {AAD, PlainText}) -> {CipherText, CipherTag}</name>
+ <fsummary>Encrypt <c>PlainText</c> according to <c>Type</c> block cipher</fsummary>
<type>
<v>Type = block_cipher() </v>
+ <v>AeadType = aead_cipher() </v>
<v>Key = block_key() </v>
<v>PlainText = iodata() </v>
- <v>IVec = CipherText = binary()</v>
+ <v>AAD = IVec = CipherText = CipherTag = binary()</v>
</type>
<desc>
<p>Encrypt <c>PlainText</c>according to <c>Type</c> block cipher.
<c>IVec</c> is an arbitrary initializing vector.</p>
+ <p>In AEAD (Authenticated Encryption with Associated Data) mode, encrypt
+ <c>PlainText</c>according to <c>Type</c> block cipher and calculate
+ <c>CipherTag</c> that also authenticates the <c>AAD</c> (Associated Authenticated Data).</p>
<p>May throw exception <c>notsup</c> in case the chosen <c>Type</c>
is not supported by the underlying OpenSSL implementation.</p>
</desc>
@@ -180,16 +193,22 @@
<func>
<name>block_decrypt(Type, Key, Ivec, CipherText) -> PlainText</name>
- <fsummary>Decrypt <c>CipherText</c>according to <c>Type</c> block cipher</fsummary>
+ <name>block_decrypt(AeadType, Key, Ivec, {AAD, CipherText, CipherTag}) -> PlainText | error</name>
+ <fsummary>Decrypt <c>CipherText</c> according to <c>Type</c> block cipher</fsummary>
<type>
<v>Type = block_cipher() </v>
+ <v>AeadType = aead_cipher() </v>
<v>Key = block_key() </v>
<v>PlainText = iodata() </v>
- <v>IVec = CipherText = binary()</v>
+ <v>AAD = IVec = CipherText = CipherTag = binary()</v>
</type>
<desc>
<p>Decrypt <c>CipherText</c>according to <c>Type</c> block cipher.
<c>IVec</c> is an arbitrary initializing vector.</p>
+ <p>In AEAD (Authenticated Encryption with Associated Data) mode, decrypt
+ <c>CipherText</c>according to <c>Type</c> block cipher and check the authenticity
+ the <c>PlainText</c> and <c>AAD</c> (Associated Authenticated Data) using the
+ <c>CipherTag</c>. May return <c>error</c> if the decryption or validation fail's</p>
<p>May throw exception <c>notsup</c> in case the chosen <c>Type</c>
is not supported by the underlying OpenSSL implementation.</p>
</desc>
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index e1fbbf9ab8..7f82fa83fd 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -282,7 +282,8 @@ hmac_final_n(_Context, _HashLen) -> ? nif_stub.
-spec block_encrypt(des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | blowfish_cbc |
blowfish_cfb64 | aes_cbc128 | aes_cfb8 | aes_cfb128 | aes_cbc256 | rc2_cbc,
- Key::iodata(), Ivec::binary(), Data::iodata()) -> binary().
+ Key::iodata(), Ivec::binary(), Data::iodata()) -> binary();
+ (aes_gcm | chacha20_poly1305, Key::iodata(), Ivec::binary(), {AAD::binary(), Data::iodata()}) -> {binary(), binary()}.
block_encrypt(des_cbc, Key, Ivec, Data) ->
des_cbc_encrypt(Key, Ivec, Data);
@@ -310,14 +311,25 @@ block_encrypt(aes_cfb8, Key, Ivec, Data) ->
aes_cfb_8_encrypt(Key, Ivec, Data);
block_encrypt(aes_cfb128, Key, Ivec, Data) ->
aes_cfb_128_encrypt(Key, Ivec, Data);
+block_encrypt(aes_gcm, Key, Ivec, {AAD, Data}) ->
+ case aes_gcm_encrypt(Key, Ivec, AAD, Data) of
+ notsup -> erlang:error(notsup);
+ Return -> Return
+ end;
+block_encrypt(chacha20_poly1305, Key, Ivec, {AAD, Data}) ->
+ case chacha20_poly1305_encrypt(Key, Ivec, AAD, Data) of
+ notsup -> erlang:error(notsup);
+ Return -> Return
+ end;
block_encrypt(rc2_cbc, Key, Ivec, Data) ->
rc2_cbc_encrypt(Key, Ivec, Data).
-spec block_decrypt(des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | blowfish_cbc |
- blowfish_cfb64 | blowfish_ofb64 | aes_cbc128 | aes_cbc256 | aes_ige256 |
- aes_cfb8 | aes_cfb128 | rc2_cbc,
- Key::iodata(), Ivec::binary(), Data::iodata()) -> binary().
-
+ blowfish_cfb64 | blowfish_ofb64 | aes_cbc128 | aes_cbc256 | aes_ige256 |
+ aes_cfb8 | aes_cfb128 | rc2_cbc,
+ Key::iodata(), Ivec::binary(), Data::iodata()) -> binary();
+ (aes_gcm | chacha20_poly1305, Key::iodata(), Ivec::binary(),
+ {AAD::binary(), Data::iodata(), Tag::binary()}) -> binary() | error.
block_decrypt(des_cbc, Key, Ivec, Data) ->
des_cbc_decrypt(Key, Ivec, Data);
block_decrypt(des_cfb, Key, Ivec, Data) ->
@@ -344,9 +356,18 @@ block_decrypt(aes_cfb8, Key, Ivec, Data) ->
aes_cfb_8_decrypt(Key, Ivec, Data);
block_decrypt(aes_cfb128, Key, Ivec, Data) ->
aes_cfb_128_decrypt(Key, Ivec, Data);
+block_decrypt(aes_gcm, Key, Ivec, {AAD, Data, Tag}) ->
+ case aes_gcm_decrypt(Key, Ivec, AAD, Data, Tag) of
+ notsup -> erlang:error(notsup);
+ Return -> Return
+ end;
+block_decrypt(chacha20_poly1305, Key, Ivec, {AAD, Data, Tag}) ->
+ case chacha20_poly1305_decrypt(Key, Ivec, AAD, Data, Tag) of
+ notsup -> erlang:error(notsup);
+ Return -> Return
+ end;
block_decrypt(rc2_cbc, Key, Ivec, Data) ->
rc2_cbc_decrypt(Key, Ivec, Data).
-
-spec block_encrypt(des_ecb | blowfish_ecb, Key::iodata(), Data::iodata()) -> binary().
block_encrypt(des_ecb, Key, Data) ->
@@ -1190,6 +1211,17 @@ aes_cfb_128_decrypt(Key, IVec, Data) ->
aes_cfb_128_crypt(_Key, _IVec, _Data, _IsEncrypt) -> ?nif_stub.
+%%
+%% AES - in Galois/Counter Mode (GCM)
+%%
+aes_gcm_encrypt(_Key, _Ivec, _AAD, _In) -> ?nif_stub.
+aes_gcm_decrypt(_Key, _Ivec, _AAD, _In, _Tag) -> ?nif_stub.
+
+%%
+%% Chacha20/Ppoly1305
+%%
+chacha20_poly1305_encrypt(_Key, _Ivec, _AAD, _In) -> ?nif_stub.
+chacha20_poly1305_decrypt(_Key, _Ivec, _AAD, _In, _Tag) -> ?nif_stub.
%%
%% DES - in cipher block chaining mode (CBC)
diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl
index 03aa3964a5..1031e6403f 100644
--- a/lib/crypto/test/crypto_SUITE.erl
+++ b/lib/crypto/test/crypto_SUITE.erl
@@ -62,6 +62,8 @@ all() ->
{group, rc2_cbc},
{group, rc4},
{group, aes_ctr},
+ {group, aes_gcm},
+ {group, chacha20_poly1305},
mod_pow,
exor,
rand_uniform
@@ -100,7 +102,9 @@ groups() ->
{blowfish_cfb64, [], [block]},
{blowfish_ofb64,[], [block]},
{rc4, [], [stream]},
- {aes_ctr, [], [stream]}
+ {aes_ctr, [], [stream]},
+ {aes_gcm, [], [aead]},
+ {chacha20_poly1305, [], [aead]}
].
%%-------------------------------------------------------------------
@@ -203,6 +207,14 @@ stream(Config) when is_list(Config) ->
lists:foreach(fun stream_cipher/1, stream_iolistify(Streams)),
lists:foreach(fun stream_cipher_incment/1, stream_iolistify(Streams)).
+%%--------------------------------------------------------------------
+aead() ->
+ [{doc, "Test AEAD ciphers"}].
+aead(Config) when is_list(Config) ->
+ AEADs = lazy_eval(proplists:get_value(aead, Config)),
+
+ lists:foreach(fun aead_cipher/1, AEADs).
+
%%--------------------------------------------------------------------
sign_verify() ->
[{doc, "Sign/verify digital signatures"}].
@@ -406,7 +418,22 @@ stream_cipher_incment(_State, OrigState, [], Acc, Plain) ->
stream_cipher_incment(State0, OrigState, [PlainText | PlainTexts], Acc, Plain) ->
{State, CipherText} = crypto:stream_encrypt(State0, PlainText),
stream_cipher_incment(State, OrigState, PlainTexts, [CipherText | Acc], Plain).
-
+
+aead_cipher({Type, Key, PlainText, IV, AAD, CipherText, CipherTag}) ->
+ Plain = iolist_to_binary(PlainText),
+ case crypto:block_encrypt(Type, Key, IV, {AAD, Plain}) of
+ {CipherText, CipherTag} ->
+ ok;
+ Other0 ->
+ ct:fail({{crypto, block_encrypt, [Plain, PlainText]}, {expected, {CipherText, CipherTag}}, {got, Other0}})
+ end,
+ case crypto:block_decrypt(Type, Key, IV, {AAD, CipherText, CipherTag}) of
+ Plain ->
+ ok;
+ Other1 ->
+ ct:fail({{crypto, block_decrypt, [CipherText]}, {expected, Plain}, {got, Other1}})
+ end.
+
do_sign_verify({Type, Hash, Public, Private, Msg}) ->
Signature = crypto:sign(Type, Hash, Msg, Private),
case crypto:verify(Type, Hash, Msg, Signature, Public) of
@@ -749,6 +776,12 @@ group_config(rc4, Config) ->
group_config(aes_ctr, Config) ->
Stream = aes_ctr(),
[{stream, Stream} | Config];
+group_config(aes_gcm, Config) ->
+ AEAD = aes_gcm(),
+ [{aead, AEAD} | Config];
+group_config(chacha20_poly1305, Config) ->
+ AEAD = chacha20_poly1305(),
+ [{aead, AEAD} | Config];
group_config(_, Config) ->
Config.
@@ -1378,6 +1411,269 @@ aes_ctr() ->
long_msg()}
].
+
+%% AES GCM test vectors from http://csrc.nist.gov/groups/ST/toolkit/BCM/documents/proposedmodes/gcm/gcm-spec.pdf
+aes_gcm() ->
+ [
+ %% Test Case 1
+ {aes_gcm, hexstr2bin("00000000000000000000000000000000"), %% Key
+ hexstr2bin(""), %% PlainText
+ hexstr2bin("000000000000000000000000"), %% IV
+ hexstr2bin(""), %% AAD
+ hexstr2bin(""), %% CipherText
+ hexstr2bin("58e2fccefa7e3061367f1d57a4e7455a")}, %% CipherTag
+
+ %% Test Case 2
+ {aes_gcm, hexstr2bin("00000000000000000000000000000000"), %% Key
+ hexstr2bin("00000000000000000000000000000000"), %% PlainText
+ hexstr2bin("000000000000000000000000"), %% IV
+ hexstr2bin(""), %% AAD
+ hexstr2bin("0388dace60b6a392f328c2b971b2fe78"), %% CipherText
+ hexstr2bin("ab6e47d42cec13bdf53a67b21257bddf")}, %% CipherTag
+
+ %% Test Case 3
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308"), %% Key
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b391aafd255"),
+ hexstr2bin("cafebabefacedbaddecaf888"), %% IV
+ hexstr2bin(""), %% AAD
+ hexstr2bin("42831ec2217774244b7221b784d0d49c" %% CipherText
+ "e3aa212f2c02a4e035c17e2329aca12e"
+ "21d514b25466931c7d8f6a5aac84aa05"
+ "1ba30b396a0aac973d58e091473f5985"),
+ hexstr2bin("4d5c2af327cd64a62cf35abd2ba6fab4")}, %% CipherTag
+
+ %% Test Case 4
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308"), %% Key
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("cafebabefacedbaddecaf888"), %% IV
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("42831ec2217774244b7221b784d0d49c" %% CipherText
+ "e3aa212f2c02a4e035c17e2329aca12e"
+ "21d514b25466931c7d8f6a5aac84aa05"
+ "1ba30b396a0aac973d58e091"),
+ hexstr2bin("5bc94fbc3221a5db94fae95ae7121a47")}, %% CipherTag
+
+ %% Test Case 5
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308"), %% Key
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("cafebabefacedbad"), %% IV
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("61353b4c2806934a777ff51fa22a4755" %% CipherText
+ "699b2a714fcdc6f83766e5f97b6c7423"
+ "73806900e49f24b22b097544d4896b42"
+ "4989b5e1ebac0f07c23f4598"),
+ hexstr2bin("3612d2e79e3b0785561be14aaca2fccb")}, %% CipherTag
+
+ %% Test Case 6"
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308"), %% Key
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("9313225df88406e555909c5aff5269aa" %% IV
+ "6a7a9538534f7da1e4c303d2a318a728"
+ "c3c0c95156809539fcf0e2429a6b5254"
+ "16aedbf5a0de6a57a637b39b"),
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("8ce24998625615b603a033aca13fb894" %% CipherText
+ "be9112a5c3a211a8ba262a3cca7e2ca7"
+ "01e4a9a4fba43c90ccdcb281d48c7c6f"
+ "d62875d2aca417034c34aee5"),
+ hexstr2bin("619cc5aefffe0bfa462af43c1699d050")}, %% CipherTag
+
+ %% Test Case 7
+ {aes_gcm, hexstr2bin("00000000000000000000000000000000" %% Key
+ "0000000000000000"),
+ hexstr2bin(""), %% PlainText
+ hexstr2bin("000000000000000000000000"), %% IV
+ hexstr2bin(""), %% AAD
+ hexstr2bin(""), %% CipherText
+ hexstr2bin("cd33b28ac773f74ba00ed1f312572435")}, %% CipherTag
+
+ %% Test Case 8
+ {aes_gcm, hexstr2bin("00000000000000000000000000000000" %% Key
+ "0000000000000000"),
+ hexstr2bin("00000000000000000000000000000000"), %% PlainText
+ hexstr2bin("000000000000000000000000"), %% IV
+ hexstr2bin(""), %% AAD
+ hexstr2bin("98e7247c07f0fe411c267e4384b0f600"), %% CipherText
+ hexstr2bin("2ff58d80033927ab8ef4d4587514f0fb")}, %% CipherTag
+
+ %% Test Case 9
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key
+ "feffe9928665731c"),
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b391aafd255"),
+ hexstr2bin("cafebabefacedbaddecaf888"), %% IV
+ hexstr2bin(""), %% ADD
+ hexstr2bin("3980ca0b3c00e841eb06fac4872a2757" %% CipherText
+ "859e1ceaa6efd984628593b40ca1e19c"
+ "7d773d00c144c525ac619d18c84a3f47"
+ "18e2448b2fe324d9ccda2710acade256"),
+ hexstr2bin("9924a7c8587336bfb118024db8674a14")}, %% CipherTag
+
+ %% Test Case 10
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key
+ "feffe9928665731c"),
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("cafebabefacedbaddecaf888"), %% IV
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("3980ca0b3c00e841eb06fac4872a2757" %% CipherText
+ "859e1ceaa6efd984628593b40ca1e19c"
+ "7d773d00c144c525ac619d18c84a3f47"
+ "18e2448b2fe324d9ccda2710"),
+ hexstr2bin("2519498e80f1478f37ba55bd6d27618c")}, %% CipherTag
+
+ %% Test Case 11
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key
+ "feffe9928665731c"),
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("cafebabefacedbad"), %% IV
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("0f10f599ae14a154ed24b36e25324db8" %% CipherText
+ "c566632ef2bbb34f8347280fc4507057"
+ "fddc29df9a471f75c66541d4d4dad1c9"
+ "e93a19a58e8b473fa0f062f7"),
+ hexstr2bin("65dcc57fcf623a24094fcca40d3533f8")}, %% CipherTag
+
+ %% Test Case 12
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key
+ "feffe9928665731c"),
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("9313225df88406e555909c5aff5269aa" %% IV
+ "6a7a9538534f7da1e4c303d2a318a728"
+ "c3c0c95156809539fcf0e2429a6b5254"
+ "16aedbf5a0de6a57a637b39b"),
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("d27e88681ce3243c4830165a8fdcf9ff" %% CipherText
+ "1de9a1d8e6b447ef6ef7b79828666e45"
+ "81e79012af34ddd9e2f037589b292db3"
+ "e67c036745fa22e7e9b7373b"),
+ hexstr2bin("dcf566ff291c25bbb8568fc3d376a6d9")}, %% CipherTag
+
+ %% Test Case 13
+ {aes_gcm, hexstr2bin("00000000000000000000000000000000" %% Key
+ "00000000000000000000000000000000"),
+ hexstr2bin(""), %% PlainText
+ hexstr2bin("000000000000000000000000"), %% IV
+ hexstr2bin(""), %% AAD
+ hexstr2bin(""), %% CipherText
+ hexstr2bin("530f8afbc74536b9a963b4f1c4cb738b")}, %% CipherTag
+
+ %% Test Case 14
+ {aes_gcm, hexstr2bin("00000000000000000000000000000000" %% Key
+ "00000000000000000000000000000000"),
+ hexstr2bin("00000000000000000000000000000000"), %% PlainText
+ hexstr2bin("000000000000000000000000"), %% IV
+ hexstr2bin(""), %% AAD
+ hexstr2bin("cea7403d4d606b6e074ec5d3baf39d18"), %% CipherText
+ hexstr2bin("d0d1c8a799996bf0265b98b5d48ab919")}, %% CipherTag
+
+ %% Test Case 15
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key
+ "feffe9928665731c6d6a8f9467308308"),
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b391aafd255"),
+ hexstr2bin("cafebabefacedbaddecaf888"), %% IV
+ hexstr2bin(""), %% AAD
+ hexstr2bin("522dc1f099567d07f47f37a32a84427d" %% CipherText
+ "643a8cdcbfe5c0c97598a2bd2555d1aa"
+ "8cb08e48590dbb3da7b08b1056828838"
+ "c5f61e6393ba7a0abcc9f662898015ad"),
+ hexstr2bin("b094dac5d93471bdec1a502270e3cc6c")}, %% CipherTag
+
+ %% Test Case 16
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key
+ "feffe9928665731c6d6a8f9467308308"),
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("cafebabefacedbaddecaf888"), %% IV
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("522dc1f099567d07f47f37a32a84427d" %% CipherText
+ "643a8cdcbfe5c0c97598a2bd2555d1aa"
+ "8cb08e48590dbb3da7b08b1056828838"
+ "c5f61e6393ba7a0abcc9f662"),
+ hexstr2bin("76fc6ece0f4e1768cddf8853bb2d551b")}, %% CipherTag
+
+ %% Test Case 17
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key
+ "feffe9928665731c6d6a8f9467308308"),
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("cafebabefacedbad"), %% IV
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("c3762df1ca787d32ae47c13bf19844cb" %% CipherText
+ "af1ae14d0b976afac52ff7d79bba9de0"
+ "feb582d33934a4f0954cc2363bc73f78"
+ "62ac430e64abe499f47c9b1f"),
+ hexstr2bin("3a337dbf46a792c45e454913fe2ea8f2")}, %% CipherTag
+
+ %% Test Case 18
+ {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key
+ "feffe9928665731c6d6a8f9467308308"),
+ hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText
+ "86a7a9531534f7da2e4c303d8a318a72"
+ "1c3c0c95956809532fcf0e2449a6b525"
+ "b16aedf5aa0de657ba637b39"),
+ hexstr2bin("9313225df88406e555909c5aff5269aa" %% IV
+ "6a7a9538534f7da1e4c303d2a318a728"
+ "c3c0c95156809539fcf0e2429a6b5254"
+ "16aedbf5a0de6a57a637b39b"),
+ hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD
+ "abaddad2"),
+ hexstr2bin("5a8def2f0c9e53f1f75d7853659e2a20" %% CipherText
+ "eeb2b22aafde6419a058ab4f6f746bf4"
+ "0fc0c3b780f244452da3ebf1c5d82cde"
+ "a2418997200ef82e44ae7e3f"),
+ hexstr2bin("a44a8266ee1c8eb0c8b5d4cf5ae9f19a")} %% CipherTag
+ ].
+
+%% http://tools.ietf.org/html/draft-agl-tls-chacha20poly1305-04
+chacha20_poly1305() ->
+ [
+ {chacha20_poly1305, hexstr2bin("4290bcb154173531f314af57f3be3b500" %% Key
+ "6da371ece272afa1b5dbdd1100a1007"),
+ hexstr2bin("86d09974840bded2a5ca"), %% PlainText
+ hexstr2bin("cd7cf67be39c794a"), %% Nonce
+ hexstr2bin("87e229d4500845a079c0"), %% AAD
+ hexstr2bin("e3e446f7ede9a19b62a4"), %% CipherText
+ hexstr2bin("677dabf4e3d24b876bb284753896e1d6")} %% CipherTag
+ ].
+
rsa_plain() ->
<<"7896345786348756234 Hejsan Svejsan, erlang crypto debugger"
"09812312908312378623487263487623412039812 huagasd">>.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-20 04:42:11 +0000