Add generic SHA3 implementation

* cipher/hash-common.h (MD_BLOCK_MAX_BLOCKSIZE): Increase blocksize
USE_SHA3 enabled.
* cipher/keccak.c (SHA3_DELIMITED_SUFFIX, SHAKE_DELIMITED_SUFFIX): New.
(KECCAK_STATE): Add proper state.
(KECCAK_CONTEXT): Add 'outlen'.
(rol64, keccak_f1600_state_permute, transform_blk, transform): New.
(keccak_init): Add proper initialization.
(keccak_final): Add proper finalization.
(selftests_keccak): Add selftests.
(oid_spec_sha3_224, oid_spec_sha3_256, oid_spec_sha3_384)
(oid_spec_sha3_512): Add OID.
(_gcry_digest_spec_sha3_224, _gcry_digest_spec_sha3_256)
(_gcry_digest_spec_sha3_384, _gcry_digest_spec_sha3_512): Fix output
length.
* cipher/mac-hmac.c (map_mac_algo_to_md): Fix mapping for SHA3-512.
(hmac_get_keylen): Return proper blocksizes for SHA3 algorithms.
[USE_SHA3] (_gcry_mac_type_spec_hmac_sha3_224)
(_gcry_mac_type_spec_hmac_sha3_256, _gcry_mac_type_spec_hmac_sha3_384)
(_gcry_mac_type_spec_hmac_sha3_512): New.
* cipher/mac-internal [USE_SHA3] (_gcry_mac_type_spec_hmac_sha3_224)
(_gcry_mac_type_spec_hmac_sha3_256, _gcry_mac_type_spec_hmac_sha3_384)
(_gcry_mac_type_spec_hmac_sha3_512): New.
* cipher/mac.c (mac_list) [USE_SHA3]: Add SHA3 algorithms.
* cipher/md.c (md_open): Use proper SHA-3 blocksizes for HMAC macpads.
* tests/basic.c (check_digests): Add SHA3 test vectors.
--

Patch adds generic implementation for SHA3. Currently missing with this
patch:
 - HMAC SHA3 test vectors, not available from NIST (yet?)
 - ASNs

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>

1 files changed, 83 insertions, 0 deletions

diff --git a/tests/basic.c b/tests/basic.c
index 3ad05a45..fd32f168 100644
--- a/tests/basic.c
+++ b/tests/basic.c
@@ -5524,6 +5524,89 @@ check_digests (void)
         "\x8e\x1f\x98\xb1\x3b\x20\x44\x28\x56\x32\xa8\x03\xaf\xa9\x73\xeb"
         "\xde\x0f\xf2\x44\x87\x7e\xa6\x0a\x4c\xb0\x43\x2c\xe5\x77\xc3\x1b"
         "\xeb\x00\x9c\x5c\x2c\x49\xaa\x2e\x4e\xad\xb2\x17\xad\x8c\xc0\x9b" },
+      { GCRY_MD_SHA3_224, "abc",
+	"\xe6\x42\x82\x4c\x3f\x8c\xf2\x4a\xd0\x92\x34\xee\x7d\x3c\x76\x6f"
+	"\xc9\xa3\xa5\x16\x8d\x0c\x94\xad\x73\xb4\x6f\xdf" },
+      { GCRY_MD_SHA3_256, "abc",
+	"\x3a\x98\x5d\xa7\x4f\xe2\x25\xb2\x04\x5c\x17\x2d\x6b\xd3\x90\xbd"
+	"\x85\x5f\x08\x6e\x3e\x9d\x52\x5b\x46\xbf\xe2\x45\x11\x43\x15\x32" },
+      { GCRY_MD_SHA3_384, "abc",
+	"\xec\x01\x49\x82\x88\x51\x6f\xc9\x26\x45\x9f\x58\xe2\xc6\xad\x8d"
+	"\xf9\xb4\x73\xcb\x0f\xc0\x8c\x25\x96\xda\x7c\xf0\xe4\x9b\xe4\xb2"
+	"\x98\xd8\x8c\xea\x92\x7a\xc7\xf5\x39\xf1\xed\xf2\x28\x37\x6d\x25" },
+      { GCRY_MD_SHA3_512, "abc",
+	"\xb7\x51\x85\x0b\x1a\x57\x16\x8a\x56\x93\xcd\x92\x4b\x6b\x09\x6e"
+	"\x08\xf6\x21\x82\x74\x44\xf7\x0d\x88\x4f\x5d\x02\x40\xd2\x71\x2e"
+	"\x10\xe1\x16\xe9\x19\x2a\xf3\xc9\x1a\x7e\xc5\x76\x47\xe3\x93\x40"
+	"\x57\x34\x0b\x4c\xf4\x08\xd5\xa5\x65\x92\xf8\x27\x4e\xec\x53\xf0" },
+      { GCRY_MD_SHA3_224, "",
+	"\x6b\x4e\x03\x42\x36\x67\xdb\xb7\x3b\x6e\x15\x45\x4f\x0e\xb1\xab"
+	"\xd4\x59\x7f\x9a\x1b\x07\x8e\x3f\x5b\x5a\x6b\xc7" },
+      { GCRY_MD_SHA3_256, "",
+	"\xa7\xff\xc6\xf8\xbf\x1e\xd7\x66\x51\xc1\x47\x56\xa0\x61\xd6\x62"
+	"\xf5\x80\xff\x4d\xe4\x3b\x49\xfa\x82\xd8\x0a\x4b\x80\xf8\x43\x4a" },
+      { GCRY_MD_SHA3_384, "",
+	"\x0c\x63\xa7\x5b\x84\x5e\x4f\x7d\x01\x10\x7d\x85\x2e\x4c\x24\x85"
+	"\xc5\x1a\x50\xaa\xaa\x94\xfc\x61\x99\x5e\x71\xbb\xee\x98\x3a\x2a"
+	"\xc3\x71\x38\x31\x26\x4a\xdb\x47\xfb\x6b\xd1\xe0\x58\xd5\xf0\x04" },
+      { GCRY_MD_SHA3_512, "",
+	"\xa6\x9f\x73\xcc\xa2\x3a\x9a\xc5\xc8\xb5\x67\xdc\x18\x5a\x75\x6e"
+	"\x97\xc9\x82\x16\x4f\xe2\x58\x59\xe0\xd1\xdc\xc1\x47\x5c\x80\xa6"
+	"\x15\xb2\x12\x3a\xf1\xf5\xf9\x4c\x11\xe3\xe9\x40\x2c\x3a\xc5\x58"
+	"\xf5\x00\x19\x9d\x95\xb6\xd3\xe3\x01\x75\x85\x86\x28\x1d\xcd\x26" },
+      { GCRY_MD_SHA3_224, "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlm"
+	"nomnopnopq",
+	"\x8a\x24\x10\x8b\x15\x4a\xda\x21\xc9\xfd\x55\x74\x49\x44\x79\xba"
+	"\x5c\x7e\x7a\xb7\x6e\xf2\x64\xea\xd0\xfc\xce\x33" },
+      { GCRY_MD_SHA3_256, "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlm"
+	"nomnopnopq",
+	"\x41\xc0\xdb\xa2\xa9\xd6\x24\x08\x49\x10\x03\x76\xa8\x23\x5e\x2c"
+	"\x82\xe1\xb9\x99\x8a\x99\x9e\x21\xdb\x32\xdd\x97\x49\x6d\x33\x76" },
+      { GCRY_MD_SHA3_384, "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlm"
+	"nomnopnopq",
+	"\x99\x1c\x66\x57\x55\xeb\x3a\x4b\x6b\xbd\xfb\x75\xc7\x8a\x49\x2e"
+	"\x8c\x56\xa2\x2c\x5c\x4d\x7e\x42\x9b\xfd\xbc\x32\xb9\xd4\xad\x5a"
+	"\xa0\x4a\x1f\x07\x6e\x62\xfe\xa1\x9e\xef\x51\xac\xd0\x65\x7c\x22" },
+      { GCRY_MD_SHA3_512, "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlm"
+	"nomnopnopq",
+	"\x04\xa3\x71\xe8\x4e\xcf\xb5\xb8\xb7\x7c\xb4\x86\x10\xfc\xa8\x18"
+	"\x2d\xd4\x57\xce\x6f\x32\x6a\x0f\xd3\xd7\xec\x2f\x1e\x91\x63\x6d"
+	"\xee\x69\x1f\xbe\x0c\x98\x53\x02\xba\x1b\x0d\x8d\xc7\x8c\x08\x63"
+	"\x46\xb5\x33\xb4\x9c\x03\x0d\x99\xa2\x7d\xaf\x11\x39\xd6\xe7\x5e" },
+      { GCRY_MD_SHA3_224, "abcdefghbcdefghicdefghijdefghijkefghijklfghijk"
+	"lmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
+	"\x54\x3e\x68\x68\xe1\x66\x6c\x1a\x64\x36\x30\xdf\x77\x36\x7a\xe5"
+	"\xa6\x2a\x85\x07\x0a\x51\xc1\x4c\xbf\x66\x5c\xbc" },
+      { GCRY_MD_SHA3_256, "abcdefghbcdefghicdefghijdefghijkefghijklfghijk"
+	"lmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
+	"\x91\x6f\x60\x61\xfe\x87\x97\x41\xca\x64\x69\xb4\x39\x71\xdf\xdb"
+	"\x28\xb1\xa3\x2d\xc3\x6c\xb3\x25\x4e\x81\x2b\xe2\x7a\xad\x1d\x18" },
+      { GCRY_MD_SHA3_384, "abcdefghbcdefghicdefghijdefghijkefghijklfghijk"
+	"lmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
+	"\x79\x40\x7d\x3b\x59\x16\xb5\x9c\x3e\x30\xb0\x98\x22\x97\x47\x91"
+	"\xc3\x13\xfb\x9e\xcc\x84\x9e\x40\x6f\x23\x59\x2d\x04\xf6\x25\xdc"
+	"\x8c\x70\x9b\x98\xb4\x3b\x38\x52\xb3\x37\x21\x61\x79\xaa\x7f\xc7" },
+      { GCRY_MD_SHA3_512, "abcdefghbcdefghicdefghijdefghijkefghijklfghijk"
+	"lmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
+	"\xaf\xeb\xb2\xef\x54\x2e\x65\x79\xc5\x0c\xad\x06\xd2\xe5\x78\xf9"
+	"\xf8\xdd\x68\x81\xd7\xdc\x82\x4d\x26\x36\x0f\xee\xbf\x18\xa4\xfa"
+	"\x73\xe3\x26\x11\x22\x94\x8e\xfc\xfd\x49\x2e\x74\xe8\x2e\x21\x89"
+	"\xed\x0f\xb4\x40\xd1\x87\xf3\x82\x27\x0c\xb4\x55\xf2\x1d\xd1\x85" },
+      { GCRY_MD_SHA3_224, "!",
+	"\xd6\x93\x35\xb9\x33\x25\x19\x2e\x51\x6a\x91\x2e\x6d\x19\xa1\x5c"
+	"\xb5\x1c\x6e\xd5\xc1\x52\x43\xe7\xa7\xfd\x65\x3c" },
+      { GCRY_MD_SHA3_256, "!",
+	"\x5c\x88\x75\xae\x47\x4a\x36\x34\xba\x4f\xd5\x5e\xc8\x5b\xff\xd6"
+	"\x61\xf3\x2a\xca\x75\xc6\xd6\x99\xd0\xcd\xcb\x6c\x11\x58\x91\xc1" },
+      { GCRY_MD_SHA3_384, "!",
+	"\xee\xe9\xe2\x4d\x78\xc1\x85\x53\x37\x98\x34\x51\xdf\x97\xc8\xad"
+	"\x9e\xed\xf2\x56\xc6\x33\x4f\x8e\x94\x8d\x25\x2d\x5e\x0e\x76\x84"
+	"\x7a\xa0\x77\x4d\xdb\x90\xa8\x42\x19\x0d\x2c\x55\x8b\x4b\x83\x40" },
+      { GCRY_MD_SHA3_512, "!",
+	"\x3c\x3a\x87\x6d\xa1\x40\x34\xab\x60\x62\x7c\x07\x7b\xb9\x8f\x7e"
+	"\x12\x0a\x2a\x53\x70\x21\x2d\xff\xb3\x38\x5a\x18\xd4\xf3\x88\x59"
+	"\xed\x31\x1d\x0a\x9d\x51\x41\xce\x9c\xc5\xc6\x6e\xe6\x89\xb2\x66"
+	"\xa8\xaa\x18\xac\xe8\x28\x2a\x0e\x0d\xb5\x96\xc9\x0b\x0a\x7b\x87" },
       {	GCRY_MD_RMD160, "",
 	"\x9c\x11\x85\xa5\xc5\xe9\xfc\x54\x61\x28"
 	"\x08\x97\x7e\xe8\xf5\x48\xb2\x25\x8d\x31" },