hifn_795x.c (f7d0561ea1dadec5462846520b1f4fb304294fd5) hifn_795x.c (c3041f9c93e31159f4e321abea7c1549d271e6a7)
1/*
2 * 2007+ Copyright (c) Evgeniy Polyakov <johnpol@2ka.mipt.ru>
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.

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24#include <linux/pci.h>
25#include <linux/slab.h>
26#include <linux/delay.h>
27#include <linux/mm.h>
28#include <linux/highmem.h>
29#include <linux/crypto.h>
30
31#include <crypto/algapi.h>
1/*
2 * 2007+ Copyright (c) Evgeniy Polyakov <johnpol@2ka.mipt.ru>
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.

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24#include <linux/pci.h>
25#include <linux/slab.h>
26#include <linux/delay.h>
27#include <linux/mm.h>
28#include <linux/highmem.h>
29#include <linux/crypto.h>
30
31#include <crypto/algapi.h>
32#include <crypto/des.h>
32
33#include <asm/kmap_types.h>
34
35#undef dprintk
36
37#define HIFN_TEST
38//#define HIFN_DEBUG
39

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1919 struct hifn_context *ctx = crypto_tfm_ctx(tfm);
1920 struct hifn_device *dev = ctx->dev;
1921
1922 if (len > HIFN_MAX_CRYPT_KEY_LENGTH) {
1923 crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
1924 return -1;
1925 }
1926
33
34#include <asm/kmap_types.h>
35
36#undef dprintk
37
38#define HIFN_TEST
39//#define HIFN_DEBUG
40

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1920 struct hifn_context *ctx = crypto_tfm_ctx(tfm);
1921 struct hifn_device *dev = ctx->dev;
1922
1923 if (len > HIFN_MAX_CRYPT_KEY_LENGTH) {
1924 crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
1925 return -1;
1926 }
1927
1928 if (len == HIFN_DES_KEY_LENGTH) {
1929 u32 tmp[DES_EXPKEY_WORDS];
1930 int ret = des_ekey(tmp, key);
1931
1932 if (unlikely(ret == 0) && (tfm->crt_flags & CRYPTO_TFM_REQ_WEAK_KEY)) {
1933 tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY;
1934 return -EINVAL;
1935 }
1936 }
1937
1927 dev->flags &= ~HIFN_FLAG_OLD_KEY;
1928
1929 memcpy(ctx->key, key, len);
1930 ctx->keysize = len;
1931
1932 return 0;
1933}
1934

--- 685 unchanged lines hidden --- 		1938 dev->flags &= ~HIFN_FLAG_OLD_KEY;
1939
1940 memcpy(ctx->key, key, len);
1941 ctx->keysize = len;
1942
1943 return 0;
1944}
1945

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