X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=crypto%2Fwp512.c;h=bff28560d66d8de4ce54c7c40f9fba604ecee29d;hb=a491913ff22c2b69d937d14296db6fa34dbff068;hp=fd6e20e1f2910d328ebaf11f6e5a3bc15526b66c;hpb=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2;p=linux-2.6-omap-h63xx.git

diff --git a/crypto/wp512.c b/crypto/wp512.c
index fd6e20e1f29..bff28560d66 100644
--- a/crypto/wp512.c
+++ b/crypto/wp512.c
@@ -22,8 +22,9 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/mm.h>
-#include <asm/scatterlist.h>
+#include <asm/byteorder.h>
 #include <linux/crypto.h>
+#include <linux/types.h>
 
 #define WP512_DIGEST_SIZE 64
 #define WP384_DIGEST_SIZE 48
@@ -778,19 +779,10 @@ static void wp512_process_buffer(struct wp512_ctx *wctx) {
 	u64 block[8];    /* mu(buffer) */
 	u64 state[8];    /* the cipher state */
 	u64 L[8];
-	u8 *buffer = wctx->buffer;
+	const __be64 *buffer = (const __be64 *)wctx->buffer;
 
-	for (i = 0; i < 8; i++, buffer += 8) {
-		block[i] =
-		(((u64)buffer[0]        ) << 56) ^
-		(((u64)buffer[1] & 0xffL) << 48) ^
-		(((u64)buffer[2] & 0xffL) << 40) ^
-		(((u64)buffer[3] & 0xffL) << 32) ^
-		(((u64)buffer[4] & 0xffL) << 24) ^
-		(((u64)buffer[5] & 0xffL) << 16) ^
-		(((u64)buffer[6] & 0xffL) <<  8) ^
-		(((u64)buffer[7] & 0xffL)      );
-	}
+	for (i = 0; i < 8; i++)
+		block[i] = be64_to_cpu(buffer[i]);
 
 	state[0] = block[0] ^ (K[0] = wctx->hash[0]);
 	state[1] = block[1] ^ (K[1] = wctx->hash[1]);
@@ -988,9 +980,9 @@ static void wp512_process_buffer(struct wp512_ctx *wctx) {
 
 }
 
-static void wp512_init (void *ctx) {
+static void wp512_init(struct crypto_tfm *tfm) {
+	struct wp512_ctx *wctx = crypto_tfm_ctx(tfm);
 	int i;
-	struct wp512_ctx *wctx = ctx;
 
 	memset(wctx->bitLength, 0, 32);
 	wctx->bufferBits = wctx->bufferPos = 0;
@@ -1000,10 +992,10 @@ static void wp512_init (void *ctx) {
 	}
 }
 
-static void wp512_update(void *ctx, const u8 *source, unsigned int len)
+static void wp512_update(struct crypto_tfm *tfm, const u8 *source,
+			 unsigned int len)
 {
-
-	struct wp512_ctx *wctx = ctx;
+	struct wp512_ctx *wctx = crypto_tfm_ctx(tfm);
 	int sourcePos    = 0;
 	unsigned int bits_len = len * 8; // convert to number of bits
 	int sourceGap    = (8 - ((int)bits_len & 7)) & 7;
@@ -1061,15 +1053,15 @@ static void wp512_update(void *ctx, const u8 *source, unsigned int len)
 
 }
 
-static void wp512_final(void *ctx, u8 *out)
+static void wp512_final(struct crypto_tfm *tfm, u8 *out)
 {
-	struct wp512_ctx *wctx = ctx;
+	struct wp512_ctx *wctx = crypto_tfm_ctx(tfm);
 	int i;
    	u8 *buffer      = wctx->buffer;
    	u8 *bitLength   = wctx->bitLength;
    	int bufferBits  = wctx->bufferBits;
    	int bufferPos   = wctx->bufferPos;
-   	u8 *digest      = out;
+	__be64 *digest  = (__be64 *)out;
 
    	buffer[bufferPos] |= 0x80U >> (bufferBits & 7);
    	bufferPos++;
@@ -1088,37 +1080,26 @@ static void wp512_final(void *ctx, u8 *out)
    	memcpy(&buffer[WP512_BLOCK_SIZE - WP512_LENGTHBYTES],
 		   bitLength, WP512_LENGTHBYTES);
    	wp512_process_buffer(wctx);
-   	for (i = 0; i < WP512_DIGEST_SIZE/8; i++) {
-		digest[0] = (u8)(wctx->hash[i] >> 56);
-		digest[1] = (u8)(wctx->hash[i] >> 48);
-		digest[2] = (u8)(wctx->hash[i] >> 40);
-		digest[3] = (u8)(wctx->hash[i] >> 32);
-		digest[4] = (u8)(wctx->hash[i] >> 24);
-		digest[5] = (u8)(wctx->hash[i] >> 16);
-		digest[6] = (u8)(wctx->hash[i] >>  8);
-		digest[7] = (u8)(wctx->hash[i]      );
-		digest += 8;
-   	}
+	for (i = 0; i < WP512_DIGEST_SIZE/8; i++)
+		digest[i] = cpu_to_be64(wctx->hash[i]);
    	wctx->bufferBits   = bufferBits;
    	wctx->bufferPos    = bufferPos;
 }
 
-static void wp384_final(void *ctx, u8 *out)
+static void wp384_final(struct crypto_tfm *tfm, u8 *out)
 {
-	struct wp512_ctx *wctx = ctx;
 	u8 D[64];
 
-	wp512_final (wctx, D);
+	wp512_final(tfm, D);
 	memcpy (out, D, WP384_DIGEST_SIZE);
 	memset (D, 0, WP512_DIGEST_SIZE);
 }
 
-static void wp256_final(void *ctx, u8 *out)
+static void wp256_final(struct crypto_tfm *tfm, u8 *out)
 {
-	struct wp512_ctx *wctx = ctx;
 	u8 D[64];
 
-	wp512_final (wctx, D);
+	wp512_final(tfm, D);
 	memcpy (out, D, WP256_DIGEST_SIZE);
 	memset (D, 0, WP512_DIGEST_SIZE);
 }
@@ -1165,7 +1146,7 @@ static struct crypto_alg wp256 = {
 	.dia_final  	=	wp256_final } }
 };
 
-static int __init init(void)
+static int __init wp512_mod_init(void)
 {
 	int ret = 0;
 
@@ -1191,7 +1172,7 @@ out:
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit wp512_mod_fini(void)
 {
 	crypto_unregister_alg(&wp512);
 	crypto_unregister_alg(&wp384);
@@ -1201,8 +1182,8 @@ static void __exit fini(void)
 MODULE_ALIAS("wp384");
 MODULE_ALIAS("wp256");
 
-module_init(init);
-module_exit(fini);
+module_init(wp512_mod_init);
+module_exit(wp512_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Whirlpool Message Digest Algorithm");