Signed-off-by: Richard Hartmann <[email protected]>
---
crypto/wp512.c | 372 ++++++++++++++++++++++++++++----------------------------
1 files changed, 185 insertions(+), 187 deletions(-)
diff --git a/crypto/wp512.c b/crypto/wp512.c
index 7234272..a8e4c94 100644
--- a/crypto/wp512.c
+++ b/crypto/wp512.c
@@ -773,7 +773,8 @@ static const u64 rc[WHIRLPOOL_ROUNDS + 1] = {
* The core Whirlpool transform.
*/
-static void wp512_process_buffer(struct wp512_ctx *wctx) {
+static void wp512_process_buffer(struct wp512_ctx *wctx)
+{
int i, r;
u64 K[8]; /* the round key */
u64 block[8]; /* mu(buffer) */
@@ -795,78 +796,78 @@ static void wp512_process_buffer(struct wp512_ctx *wctx) {
for (r = 1; r <= WHIRLPOOL_ROUNDS; r++) {
- L[0] = C0[(int)(K[0] >> 56) ] ^
- C1[(int)(K[7] >> 48) & 0xff] ^
- C2[(int)(K[6] >> 40) & 0xff] ^
- C3[(int)(K[5] >> 32) & 0xff] ^
- C4[(int)(K[4] >> 24) & 0xff] ^
- C5[(int)(K[3] >> 16) & 0xff] ^
- C6[(int)(K[2] >> 8) & 0xff] ^
- C7[(int)(K[1] ) & 0xff] ^
- rc[r];
-
- L[1] = C0[(int)(K[1] >> 56) ] ^
- C1[(int)(K[0] >> 48) & 0xff] ^
- C2[(int)(K[7] >> 40) & 0xff] ^
- C3[(int)(K[6] >> 32) & 0xff] ^
- C4[(int)(K[5] >> 24) & 0xff] ^
- C5[(int)(K[4] >> 16) & 0xff] ^
- C6[(int)(K[3] >> 8) & 0xff] ^
- C7[(int)(K[2] ) & 0xff];
-
- L[2] = C0[(int)(K[2] >> 56) ] ^
- C1[(int)(K[1] >> 48) & 0xff] ^
- C2[(int)(K[0] >> 40) & 0xff] ^
- C3[(int)(K[7] >> 32) & 0xff] ^
- C4[(int)(K[6] >> 24) & 0xff] ^
- C5[(int)(K[5] >> 16) & 0xff] ^
- C6[(int)(K[4] >> 8) & 0xff] ^
- C7[(int)(K[3] ) & 0xff];
-
- L[3] = C0[(int)(K[3] >> 56) ] ^
- C1[(int)(K[2] >> 48) & 0xff] ^
- C2[(int)(K[1] >> 40) & 0xff] ^
- C3[(int)(K[0] >> 32) & 0xff] ^
- C4[(int)(K[7] >> 24) & 0xff] ^
- C5[(int)(K[6] >> 16) & 0xff] ^
- C6[(int)(K[5] >> 8) & 0xff] ^
- C7[(int)(K[4] ) & 0xff];
-
- L[4] = C0[(int)(K[4] >> 56) ] ^
- C1[(int)(K[3] >> 48) & 0xff] ^
- C2[(int)(K[2] >> 40) & 0xff] ^
- C3[(int)(K[1] >> 32) & 0xff] ^
- C4[(int)(K[0] >> 24) & 0xff] ^
- C5[(int)(K[7] >> 16) & 0xff] ^
- C6[(int)(K[6] >> 8) & 0xff] ^
- C7[(int)(K[5] ) & 0xff];
-
- L[5] = C0[(int)(K[5] >> 56) ] ^
- C1[(int)(K[4] >> 48) & 0xff] ^
- C2[(int)(K[3] >> 40) & 0xff] ^
- C3[(int)(K[2] >> 32) & 0xff] ^
- C4[(int)(K[1] >> 24) & 0xff] ^
- C5[(int)(K[0] >> 16) & 0xff] ^
- C6[(int)(K[7] >> 8) & 0xff] ^
- C7[(int)(K[6] ) & 0xff];
-
- L[6] = C0[(int)(K[6] >> 56) ] ^
- C1[(int)(K[5] >> 48) & 0xff] ^
- C2[(int)(K[4] >> 40) & 0xff] ^
- C3[(int)(K[3] >> 32) & 0xff] ^
- C4[(int)(K[2] >> 24) & 0xff] ^
- C5[(int)(K[1] >> 16) & 0xff] ^
- C6[(int)(K[0] >> 8) & 0xff] ^
- C7[(int)(K[7] ) & 0xff];
-
- L[7] = C0[(int)(K[7] >> 56) ] ^
- C1[(int)(K[6] >> 48) & 0xff] ^
- C2[(int)(K[5] >> 40) & 0xff] ^
- C3[(int)(K[4] >> 32) & 0xff] ^
- C4[(int)(K[3] >> 24) & 0xff] ^
- C5[(int)(K[2] >> 16) & 0xff] ^
- C6[(int)(K[1] >> 8) & 0xff] ^
- C7[(int)(K[0] ) & 0xff];
+ L[0] = C0[(int)(K[0] >> 56)] ^
+ C1[(int)(K[7] >> 48) & 0xff] ^
+ C2[(int)(K[6] >> 40) & 0xff] ^
+ C3[(int)(K[5] >> 32) & 0xff] ^
+ C4[(int)(K[4] >> 24) & 0xff] ^
+ C5[(int)(K[3] >> 16) & 0xff] ^
+ C6[(int)(K[2] >> 8) & 0xff] ^
+ C7[(int)(K[1]) & 0xff] ^
+ rc[r];
+
+ L[1] = C0[(int)(K[1] >> 56)] ^
+ C1[(int)(K[0] >> 48) & 0xff] ^
+ C2[(int)(K[7] >> 40) & 0xff] ^
+ C3[(int)(K[6] >> 32) & 0xff] ^
+ C4[(int)(K[5] >> 24) & 0xff] ^
+ C5[(int)(K[4] >> 16) & 0xff] ^
+ C6[(int)(K[3] >> 8) & 0xff] ^
+ C7[(int)(K[2]) & 0xff];
+
+ L[2] = C0[(int)(K[2] >> 56)] ^
+ C1[(int)(K[1] >> 48) & 0xff] ^
+ C2[(int)(K[0] >> 40) & 0xff] ^
+ C3[(int)(K[7] >> 32) & 0xff] ^
+ C4[(int)(K[6] >> 24) & 0xff] ^
+ C5[(int)(K[5] >> 16) & 0xff] ^
+ C6[(int)(K[4] >> 8) & 0xff] ^
+ C7[(int)(K[3]) & 0xff];
+
+ L[3] = C0[(int)(K[3] >> 56)] ^
+ C1[(int)(K[2] >> 48) & 0xff] ^
+ C2[(int)(K[1] >> 40) & 0xff] ^
+ C3[(int)(K[0] >> 32) & 0xff] ^
+ C4[(int)(K[7] >> 24) & 0xff] ^
+ C5[(int)(K[6] >> 16) & 0xff] ^
+ C6[(int)(K[5] >> 8) & 0xff] ^
+ C7[(int)(K[4]) & 0xff];
+
+ L[4] = C0[(int)(K[4] >> 56)] ^
+ C1[(int)(K[3] >> 48) & 0xff] ^
+ C2[(int)(K[2] >> 40) & 0xff] ^
+ C3[(int)(K[1] >> 32) & 0xff] ^
+ C4[(int)(K[0] >> 24) & 0xff] ^
+ C5[(int)(K[7] >> 16) & 0xff] ^
+ C6[(int)(K[6] >> 8) & 0xff] ^
+ C7[(int)(K[5]) & 0xff];
+
+ L[5] = C0[(int)(K[5] >> 56)] ^
+ C1[(int)(K[4] >> 48) & 0xff] ^
+ C2[(int)(K[3] >> 40) & 0xff] ^
+ C3[(int)(K[2] >> 32) & 0xff] ^
+ C4[(int)(K[1] >> 24) & 0xff] ^
+ C5[(int)(K[0] >> 16) & 0xff] ^
+ C6[(int)(K[7] >> 8) & 0xff] ^
+ C7[(int)(K[6]) & 0xff];
+
+ L[6] = C0[(int)(K[6] >> 56)] ^
+ C1[(int)(K[5] >> 48) & 0xff] ^
+ C2[(int)(K[4] >> 40) & 0xff] ^
+ C3[(int)(K[3] >> 32) & 0xff] ^
+ C4[(int)(K[2] >> 24) & 0xff] ^
+ C5[(int)(K[1] >> 16) & 0xff] ^
+ C6[(int)(K[0] >> 8) & 0xff] ^
+ C7[(int)(K[7]) & 0xff];
+
+ L[7] = C0[(int)(K[7] >> 56)] ^
+ C1[(int)(K[6] >> 48) & 0xff] ^
+ C2[(int)(K[5] >> 40) & 0xff] ^
+ C3[(int)(K[4] >> 32) & 0xff] ^
+ C4[(int)(K[3] >> 24) & 0xff] ^
+ C5[(int)(K[2] >> 16) & 0xff] ^
+ C6[(int)(K[1] >> 8) & 0xff] ^
+ C7[(int)(K[0]) & 0xff];
K[0] = L[0];
K[1] = L[1];
@@ -877,85 +878,85 @@ static void wp512_process_buffer(struct wp512_ctx *wctx) {
K[6] = L[6];
K[7] = L[7];
- L[0] = C0[(int)(state[0] >> 56) ] ^
- C1[(int)(state[7] >> 48) & 0xff] ^
- C2[(int)(state[6] >> 40) & 0xff] ^
- C3[(int)(state[5] >> 32) & 0xff] ^
- C4[(int)(state[4] >> 24) & 0xff] ^
- C5[(int)(state[3] >> 16) & 0xff] ^
- C6[(int)(state[2] >> 8) & 0xff] ^
- C7[(int)(state[1] ) & 0xff] ^
- K[0];
-
- L[1] = C0[(int)(state[1] >> 56) ] ^
- C1[(int)(state[0] >> 48) & 0xff] ^
- C2[(int)(state[7] >> 40) & 0xff] ^
- C3[(int)(state[6] >> 32) & 0xff] ^
- C4[(int)(state[5] >> 24) & 0xff] ^
- C5[(int)(state[4] >> 16) & 0xff] ^
- C6[(int)(state[3] >> 8) & 0xff] ^
- C7[(int)(state[2] ) & 0xff] ^
- K[1];
-
- L[2] = C0[(int)(state[2] >> 56) ] ^
- C1[(int)(state[1] >> 48) & 0xff] ^
- C2[(int)(state[0] >> 40) & 0xff] ^
- C3[(int)(state[7] >> 32) & 0xff] ^
- C4[(int)(state[6] >> 24) & 0xff] ^
- C5[(int)(state[5] >> 16) & 0xff] ^
- C6[(int)(state[4] >> 8) & 0xff] ^
- C7[(int)(state[3] ) & 0xff] ^
- K[2];
-
- L[3] = C0[(int)(state[3] >> 56) ] ^
- C1[(int)(state[2] >> 48) & 0xff] ^
- C2[(int)(state[1] >> 40) & 0xff] ^
- C3[(int)(state[0] >> 32) & 0xff] ^
- C4[(int)(state[7] >> 24) & 0xff] ^
- C5[(int)(state[6] >> 16) & 0xff] ^
- C6[(int)(state[5] >> 8) & 0xff] ^
- C7[(int)(state[4] ) & 0xff] ^
- K[3];
-
- L[4] = C0[(int)(state[4] >> 56) ] ^
- C1[(int)(state[3] >> 48) & 0xff] ^
- C2[(int)(state[2] >> 40) & 0xff] ^
- C3[(int)(state[1] >> 32) & 0xff] ^
- C4[(int)(state[0] >> 24) & 0xff] ^
- C5[(int)(state[7] >> 16) & 0xff] ^
- C6[(int)(state[6] >> 8) & 0xff] ^
- C7[(int)(state[5] ) & 0xff] ^
- K[4];
-
- L[5] = C0[(int)(state[5] >> 56) ] ^
- C1[(int)(state[4] >> 48) & 0xff] ^
- C2[(int)(state[3] >> 40) & 0xff] ^
- C3[(int)(state[2] >> 32) & 0xff] ^
- C4[(int)(state[1] >> 24) & 0xff] ^
- C5[(int)(state[0] >> 16) & 0xff] ^
- C6[(int)(state[7] >> 8) & 0xff] ^
- C7[(int)(state[6] ) & 0xff] ^
- K[5];
-
- L[6] = C0[(int)(state[6] >> 56) ] ^
- C1[(int)(state[5] >> 48) & 0xff] ^
- C2[(int)(state[4] >> 40) & 0xff] ^
- C3[(int)(state[3] >> 32) & 0xff] ^
- C4[(int)(state[2] >> 24) & 0xff] ^
- C5[(int)(state[1] >> 16) & 0xff] ^
- C6[(int)(state[0] >> 8) & 0xff] ^
- C7[(int)(state[7] ) & 0xff] ^
- K[6];
-
- L[7] = C0[(int)(state[7] >> 56) ] ^
- C1[(int)(state[6] >> 48) & 0xff] ^
- C2[(int)(state[5] >> 40) & 0xff] ^
- C3[(int)(state[4] >> 32) & 0xff] ^
- C4[(int)(state[3] >> 24) & 0xff] ^
- C5[(int)(state[2] >> 16) & 0xff] ^
- C6[(int)(state[1] >> 8) & 0xff] ^
- C7[(int)(state[0] ) & 0xff] ^
- K[7];
+ L[0] = C0[(int)(state[0] >> 56)] ^
+ C1[(int)(state[7] >> 48) & 0xff] ^
+ C2[(int)(state[6] >> 40) & 0xff] ^
+ C3[(int)(state[5] >> 32) & 0xff] ^
+ C4[(int)(state[4] >> 24) & 0xff] ^
+ C5[(int)(state[3] >> 16) & 0xff] ^
+ C6[(int)(state[2] >> 8) & 0xff] ^
+ C7[(int)(state[1]) & 0xff] ^
+ K[0];
+
+ L[1] = C0[(int)(state[1] >> 56)] ^
+ C1[(int)(state[0] >> 48) & 0xff] ^
+ C2[(int)(state[7] >> 40) & 0xff] ^
+ C3[(int)(state[6] >> 32) & 0xff] ^
+ C4[(int)(state[5] >> 24) & 0xff] ^
+ C5[(int)(state[4] >> 16) & 0xff] ^
+ C6[(int)(state[3] >> 8) & 0xff] ^
+ C7[(int)(state[2]) & 0xff] ^
+ K[1];
+
+ L[2] = C0[(int)(state[2] >> 56)] ^
+ C1[(int)(state[1] >> 48) & 0xff] ^
+ C2[(int)(state[0] >> 40) & 0xff] ^
+ C3[(int)(state[7] >> 32) & 0xff] ^
+ C4[(int)(state[6] >> 24) & 0xff] ^
+ C5[(int)(state[5] >> 16) & 0xff] ^
+ C6[(int)(state[4] >> 8) & 0xff] ^
+ C7[(int)(state[3]) & 0xff] ^
+ K[2];
+
+ L[3] = C0[(int)(state[3] >> 56)] ^
+ C1[(int)(state[2] >> 48) & 0xff] ^
+ C2[(int)(state[1] >> 40) & 0xff] ^
+ C3[(int)(state[0] >> 32) & 0xff] ^
+ C4[(int)(state[7] >> 24) & 0xff] ^
+ C5[(int)(state[6] >> 16) & 0xff] ^
+ C6[(int)(state[5] >> 8) & 0xff] ^
+ C7[(int)(state[4]) & 0xff] ^
+ K[3];
+
+ L[4] = C0[(int)(state[4] >> 56)] ^
+ C1[(int)(state[3] >> 48) & 0xff] ^
+ C2[(int)(state[2] >> 40) & 0xff] ^
+ C3[(int)(state[1] >> 32) & 0xff] ^
+ C4[(int)(state[0] >> 24) & 0xff] ^
+ C5[(int)(state[7] >> 16) & 0xff] ^
+ C6[(int)(state[6] >> 8) & 0xff] ^
+ C7[(int)(state[5]) & 0xff] ^
+ K[4];
+
+ L[5] = C0[(int)(state[5] >> 56)] ^
+ C1[(int)(state[4] >> 48) & 0xff] ^
+ C2[(int)(state[3] >> 40) & 0xff] ^
+ C3[(int)(state[2] >> 32) & 0xff] ^
+ C4[(int)(state[1] >> 24) & 0xff] ^
+ C5[(int)(state[0] >> 16) & 0xff] ^
+ C6[(int)(state[7] >> 8) & 0xff] ^
+ C7[(int)(state[6]) & 0xff] ^
+ K[5];
+
+ L[6] = C0[(int)(state[6] >> 56)] ^
+ C1[(int)(state[5] >> 48) & 0xff] ^
+ C2[(int)(state[4] >> 40) & 0xff] ^
+ C3[(int)(state[3] >> 32) & 0xff] ^
+ C4[(int)(state[2] >> 24) & 0xff] ^
+ C5[(int)(state[1] >> 16) & 0xff] ^
+ C6[(int)(state[0] >> 8) & 0xff] ^
+ C7[(int)(state[7]) & 0xff] ^
+ K[6];
+
+ L[7] = C0[(int)(state[7] >> 56)] ^
+ C1[(int)(state[6] >> 48) & 0xff] ^
+ C2[(int)(state[5] >> 40) & 0xff] ^
+ C3[(int)(state[4] >> 32) & 0xff] ^
+ C4[(int)(state[3] >> 24) & 0xff] ^
+ C5[(int)(state[2] >> 16) & 0xff] ^
+ C6[(int)(state[1] >> 8) & 0xff] ^
+ C7[(int)(state[0]) & 0xff] ^
+ K[7];
state[0] = L[0];
state[1] = L[1];
@@ -980,26 +981,26 @@ static void wp512_process_buffer(struct wp512_ctx *wctx) {
}
-static int wp512_init(struct shash_desc *desc) {
+static int wp512_init(struct shash_desc *desc)
+{
struct wp512_ctx *wctx = shash_desc_ctx(desc);
int i;
memset(wctx->bitLength, 0, 32);
wctx->bufferBits = wctx->bufferPos = 0;
wctx->buffer[0] = 0;
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < 8; i++)
wctx->hash[i] = 0L;
- }
return 0;
}
static int wp512_update(struct shash_desc *desc, const u8 *source,
- unsigned int len)
+ unsigned int len)
{
struct wp512_ctx *wctx = shash_desc_ctx(desc);
int sourcePos = 0;
- unsigned int bits_len = len * 8; // convert to number of bits
+ unsigned int bits_len = len * 8; /* convert to number of bits */
int sourceGap = (8 - ((int)bits_len & 7)) & 7;
int bufferRem = wctx->bufferBits & 7;
int i;
@@ -1060,33 +1061,32 @@ static int wp512_final(struct shash_desc *desc, u8 *out)
{
struct wp512_ctx *wctx = shash_desc_ctx(desc);
int i;
- u8 *buffer = wctx->buffer;
- u8 *bitLength = wctx->bitLength;
- int bufferBits = wctx->bufferBits;
- int bufferPos = wctx->bufferPos;
+ u8 *buffer = wctx->buffer;
+ u8 *bitLength = wctx->bitLength;
+ int bufferBits = wctx->bufferBits;
+ int bufferPos = wctx->bufferPos;
__be64 *digest = (__be64 *)out;
- buffer[bufferPos] |= 0x80U >> (bufferBits & 7);
- bufferPos++;
- if (bufferPos > WP512_BLOCK_SIZE - WP512_LENGTHBYTES) {
- if (bufferPos < WP512_BLOCK_SIZE) {
- memset(&buffer[bufferPos], 0, WP512_BLOCK_SIZE - bufferPos);
- }
- wp512_process_buffer(wctx);
- bufferPos = 0;
- }
- if (bufferPos < WP512_BLOCK_SIZE - WP512_LENGTHBYTES) {
- memset(&buffer[bufferPos], 0,
- (WP512_BLOCK_SIZE - WP512_LENGTHBYTES) - bufferPos);
- }
- bufferPos = WP512_BLOCK_SIZE - WP512_LENGTHBYTES;
- memcpy(&buffer[WP512_BLOCK_SIZE - WP512_LENGTHBYTES],
+ buffer[bufferPos] |= 0x80U >> (bufferBits & 7);
+ bufferPos++;
+ if (bufferPos > WP512_BLOCK_SIZE - WP512_LENGTHBYTES) {
+ if (bufferPos < WP512_BLOCK_SIZE)
+ memset(&buffer[bufferPos], 0, WP512_BLOCK_SIZE - bufferPos);
+ wp512_process_buffer(wctx);
+ bufferPos = 0;
+ }
+ if (bufferPos < WP512_BLOCK_SIZE - WP512_LENGTHBYTES) {
+ memset(&buffer[bufferPos], 0,
+ (WP512_BLOCK_SIZE - WP512_LENGTHBYTES) - bufferPos);
+ }
+ bufferPos = WP512_BLOCK_SIZE - WP512_LENGTHBYTES;
+ memcpy(&buffer[WP512_BLOCK_SIZE - WP512_LENGTHBYTES],
bitLength, WP512_LENGTHBYTES);
- wp512_process_buffer(wctx);
+ wp512_process_buffer(wctx);
for (i = 0; i < WP512_DIGEST_SIZE/8; i++)
digest[i] = cpu_to_be64(wctx->hash[i]);
- wctx->bufferBits = bufferBits;
- wctx->bufferPos = bufferPos;
+ wctx->bufferBits = bufferBits;
+ wctx->bufferPos = bufferPos;
return 0;
}
@@ -1096,8 +1096,8 @@ static int wp384_final(struct shash_desc *desc, u8 *out)
u8 D[64];
wp512_final(desc, D);
- memcpy (out, D, WP384_DIGEST_SIZE);
- memset (D, 0, WP512_DIGEST_SIZE);
+ memcpy(out, D, WP384_DIGEST_SIZE);
+ memset(D, 0, WP512_DIGEST_SIZE);
return 0;
}
@@ -1107,8 +1107,8 @@ static int wp256_final(struct shash_desc *desc, u8 *out)
u8 D[64];
wp512_final(desc, D);
- memcpy (out, D, WP256_DIGEST_SIZE);
- memset (D, 0, WP512_DIGEST_SIZE);
+ memcpy(out, D, WP256_DIGEST_SIZE);
+ memset(D, 0, WP512_DIGEST_SIZE);
return 0;
}
@@ -1165,15 +1165,13 @@ static int __init wp512_mod_init(void)
goto out;
ret = crypto_register_shash(&wp384);
- if (ret < 0)
- {
+ if (ret < 0) {
crypto_unregister_shash(&wp512);
goto out;
}
ret = crypto_register_shash(&wp256);
- if (ret < 0)
- {
+ if (ret < 0) {
crypto_unregister_shash(&wp512);
crypto_unregister_shash(&wp384);
}
--
1.6.6.1