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libgcrypt: Import blake family of hashes

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Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
This commit is contained in:
Vladimir Serbinenko authored and Daniel Kiper committed 2025-07-11 23:12:51 +02:00
1 parent e541879123
commit 2a6de42093
3 files changed
+118 -7
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grub-core/lib/libgcrypt-patches/06_blake.patch
+80
View File
@@ -0,0 +1,80 @@
--- a/grub-core/lib/libgcrypt-grub/cipher/blake2.c
+++ b/grub-core/lib/libgcrypt-grub/cipher/blake2.c
@@ -841,68 +841,6 @@
return blake2s_init(c, key, keylen);
}
-/* Selftests from "RFC 7693, Appendix E. BLAKE2b and BLAKE2s Self-Test
- * Module C Source". */
-static void selftest_seq(byte *out, size_t len, u32 seed)
-{
- size_t i;
- u32 t, a, b;
-
- a = 0xDEAD4BAD * seed;
- b = 1;
-
- for (i = 0; i < len; i++)
- {
- t = a + b;
- a = b;
- b = t;
- out[i] = (t >> 24) & 0xFF;
- }
-}
-
-
-
-
-gcry_err_code_t _gcry_blake2_init_with_key(void *ctx, unsigned int flags,
- const unsigned char *key,
- size_t keylen, int algo)
-{
- gcry_err_code_t rc;
- switch (algo)
- {
- case GCRY_MD_BLAKE2B_512:
- rc = blake2b_init_ctx (ctx, flags, key, keylen, 512);
- break;
- case GCRY_MD_BLAKE2B_384:
- rc = blake2b_init_ctx (ctx, flags, key, keylen, 384);
- break;
- case GCRY_MD_BLAKE2B_256:
- rc = blake2b_init_ctx (ctx, flags, key, keylen, 256);
- break;
- case GCRY_MD_BLAKE2B_160:
- rc = blake2b_init_ctx (ctx, flags, key, keylen, 160);
- break;
- case GCRY_MD_BLAKE2S_256:
- rc = blake2s_init_ctx (ctx, flags, key, keylen, 256);
- break;
- case GCRY_MD_BLAKE2S_224:
- rc = blake2s_init_ctx (ctx, flags, key, keylen, 224);
- break;
- case GCRY_MD_BLAKE2S_160:
- rc = blake2s_init_ctx (ctx, flags, key, keylen, 160);
- break;
- case GCRY_MD_BLAKE2S_128:
- rc = blake2s_init_ctx (ctx, flags, key, keylen, 128);
- break;
- default:
- rc = GPG_ERR_DIGEST_ALGO;
- break;
- }
-
- return rc;
-}
-
-
#define DEFINE_BLAKE2_VARIANT(bs, BS, dbits, oid_branch) \
static void blake2##bs##_##dbits##_init(void *ctx, unsigned int flags) \
{ \
@@ -936,7 +874,7 @@
dbits / 8, blake2##bs##_##dbits##_init, blake2##bs##_write, \
blake2##bs##_final, blake2##bs##_read, NULL, \
_gcry_blake2##bs##_##dbits##_hash_buffers, \
- sizeof (BLAKE2##BS##_CONTEXT), selftests_blake2##bs \
+ sizeof (BLAKE2##BS##_CONTEXT) \
, \
GRUB_UTIL_MODNAME("gcry_blake2") \
.blocksize = GRUB_BLAKE2 ## BS ## _BLOCK_SIZE \