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-rw-r--r--ChangeLog9
-rw-r--r--umac-set-key.c12
-rw-r--r--umac.h6
-rw-r--r--umac128.c4
-rw-r--r--umac32.c4
-rw-r--r--umac64.c4
-rw-r--r--umac96.c4
7 files changed, 26 insertions, 17 deletions
diff --git a/ChangeLog b/ChangeLog
index 82980eb1..4c3416a8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2013-08-07 Niels Möller <nisse@lysator.liu.se>
+
+ * umac.h (_UMAC_STATE): Use struct aes128_ctx, not aes_ctx.
+ * umac-set-key.c (umac_kdf, _umac_set_key): Use aes128 interface.
+ * umac32.c (umac32_digest): Likewise.
+ * umac64.c (umac64_digest): Likewise.
+ * umac96.c (umac96_digest): Likewise.
+ * umac128.c (umac128_digest): Likewise.
+
2013-06-25 Niels Möller <nisse@lysator.liu.se>
* aes-meta.c: Deleted file.
diff --git a/umac-set-key.c b/umac-set-key.c
index 03057a46..63a1a7e3 100644
--- a/umac-set-key.c
+++ b/umac-set-key.c
@@ -32,7 +32,7 @@
#include "macros.h"
static void
-umac_kdf (struct aes_ctx *aes, unsigned index, unsigned length, uint8_t *dst)
+umac_kdf (struct aes128_ctx *aes, unsigned index, unsigned length, uint8_t *dst)
{
uint8_t block[AES_BLOCK_SIZE];
uint64_t count;
@@ -41,12 +41,12 @@ umac_kdf (struct aes_ctx *aes, unsigned index, unsigned length, uint8_t *dst)
length -= AES_BLOCK_SIZE, dst += AES_BLOCK_SIZE, count++)
{
WRITE_UINT64 (block + 8, count);
- aes_encrypt (aes, AES_BLOCK_SIZE, dst, block);
+ aes128_encrypt (aes, AES_BLOCK_SIZE, dst, block);
}
if (length > 0)
{
WRITE_UINT64 (block + 8, count);
- aes_encrypt (aes, AES_BLOCK_SIZE, block, block);
+ aes128_encrypt (aes, AES_BLOCK_SIZE, block, block);
memcpy (dst, block, length);
}
}
@@ -71,12 +71,12 @@ umac_kdf (struct aes_ctx *aes, unsigned index, unsigned length, uint8_t *dst)
void
_umac_set_key (uint32_t *l1_key, uint32_t *l2_key,
uint64_t *l3_key1, uint32_t *l3_key2,
- struct aes_ctx *aes, const uint8_t *key, unsigned n)
+ struct aes128_ctx *aes, const uint8_t *key, unsigned n)
{
unsigned size;
uint8_t buffer[UMAC_KEY_SIZE];
- aes_set_encrypt_key (aes, UMAC_KEY_SIZE, key);
+ aes128_set_encrypt_key (aes, key);
size = UMAC_DATA_SIZE / 4 + 4*(n-1);
umac_kdf (aes, 1, size * sizeof(uint32_t), (uint8_t *) l1_key);
@@ -94,5 +94,5 @@ _umac_set_key (uint32_t *l1_key, uint32_t *l2_key,
umac_kdf (aes, 4, n * sizeof(uint32_t), (uint8_t *) l3_key2);
umac_kdf (aes, 0, UMAC_KEY_SIZE, buffer);
- aes_set_encrypt_key (aes, UMAC_KEY_SIZE, buffer);
+ aes128_set_encrypt_key (aes, buffer);
}
diff --git a/umac.h b/umac.h
index b6cec8aa..ab66d9a7 100644
--- a/umac.h
+++ b/umac.h
@@ -61,7 +61,7 @@ extern "C" {
#include "nettle-types.h"
#include "aes.h"
-#define UMAC_KEY_SIZE 16
+#define UMAC_KEY_SIZE AES128_KEY_SIZE
#define UMAC32_DIGEST_SIZE 4
#define UMAC64_DIGEST_SIZE 8
#define UMAC96_DIGEST_SIZE 12
@@ -76,7 +76,7 @@ extern "C" {
uint64_t l3_key1[8*(n)]; \
uint32_t l3_key2[(n)]; \
/* AES cipher for encrypting the nonce */ \
- struct aes_ctx pdf_key; \
+ struct aes128_ctx pdf_key; \
/* The l2_state consists of 2*n uint64_t, for poly64 \
and poly128 hashing, followed by n additional \
uint64_t used as an input buffer. */ \
@@ -192,7 +192,7 @@ umac128_digest (struct umac128_ctx *ctx,
void
_umac_set_key (uint32_t *l1_key, uint32_t *l2_key,
uint64_t *l3_key1, uint32_t *l3_key2,
- struct aes_ctx *pad, const uint8_t *key, unsigned n);
+ struct aes128_ctx *pad, const uint8_t *key, unsigned n);
uint64_t
_umac_nh (const uint32_t *key, unsigned length, const uint8_t *msg);
diff --git a/umac128.c b/umac128.c
index 3ce0c05e..56d15d75 100644
--- a/umac128.c
+++ b/umac128.c
@@ -103,8 +103,8 @@ umac128_digest (struct umac128_ctx *ctx,
}
assert (ctx->count > 0);
- aes_encrypt (&ctx->pdf_key, AES_BLOCK_SIZE,
- (uint8_t *) tag, ctx->nonce);
+ aes128_encrypt (&ctx->pdf_key, AES_BLOCK_SIZE,
+ (uint8_t *) tag, ctx->nonce);
INCREMENT (ctx->nonce_length, ctx->nonce);
diff --git a/umac32.c b/umac32.c
index c266a416..8d6eb7dc 100644
--- a/umac32.c
+++ b/umac32.c
@@ -100,8 +100,8 @@ umac32_digest (struct umac32_ctx *ctx,
assert (ctx->count > 0);
if ( !(ctx->nonce_low & _UMAC_NONCE_CACHED))
{
- aes_encrypt (&ctx->pdf_key, AES_BLOCK_SIZE,
- (uint8_t *) ctx->pad_cache, ctx->nonce);
+ aes128_encrypt (&ctx->pdf_key, AES_BLOCK_SIZE,
+ (uint8_t *) ctx->pad_cache, ctx->nonce);
ctx->nonce_low |= _UMAC_NONCE_CACHED;
}
diff --git a/umac64.c b/umac64.c
index 133f2783..01b9dc81 100644
--- a/umac64.c
+++ b/umac64.c
@@ -103,8 +103,8 @@ umac64_digest (struct umac64_ctx *ctx,
assert (ctx->count > 0);
if ( !(ctx->nonce_low & _UMAC_NONCE_CACHED))
{
- aes_encrypt (&ctx->pdf_key, AES_BLOCK_SIZE,
- (uint8_t *) ctx->pad_cache, ctx->nonce);
+ aes128_encrypt (&ctx->pdf_key, AES_BLOCK_SIZE,
+ (uint8_t *) ctx->pad_cache, ctx->nonce);
ctx->nonce_low |= _UMAC_NONCE_CACHED;
}
pad = ctx->pad_cache + 2*(ctx->nonce_low & 1);
diff --git a/umac96.c b/umac96.c
index 3c7905a9..0dc51418 100644
--- a/umac96.c
+++ b/umac96.c
@@ -101,8 +101,8 @@ umac96_digest (struct umac96_ctx *ctx,
}
assert (ctx->count > 0);
- aes_encrypt (&ctx->pdf_key, AES_BLOCK_SIZE,
- (uint8_t *) tag, ctx->nonce);
+ aes128_encrypt (&ctx->pdf_key, AES_BLOCK_SIZE,
+ (uint8_t *) tag, ctx->nonce);
INCREMENT (ctx->nonce_length, ctx->nonce);
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