diff options
Diffstat (limited to 'crypto/des.c')
| -rw-r--r-- | crypto/des.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/crypto/des.c b/crypto/des.c index 2d74cab..a9d3c23 100644 --- a/crypto/des.c +++ b/crypto/des.c @@ -783,9 +783,10 @@ static void dkey(u32 *pe, const u8 *k) } } -static int des_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags) +static int des_setkey(struct crypto_tfm *tfm, const u8 *key, + unsigned int keylen, u32 *flags) { - struct des_ctx *dctx = ctx; + struct des_ctx *dctx = crypto_tfm_ctx(tfm); u32 tmp[DES_EXPKEY_WORDS]; int ret; @@ -803,9 +804,10 @@ static int des_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags) return 0; } -static void des_encrypt(void *ctx, u8 *dst, const u8 *src) +static void des_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) { - const u32 *K = ((struct des_ctx *)ctx)->expkey; + struct des_ctx *ctx = crypto_tfm_ctx(tfm); + const u32 *K = ctx->expkey; const __le32 *s = (const __le32 *)src; __le32 *d = (__le32 *)dst; u32 L, R, A, B; @@ -825,9 +827,10 @@ static void des_encrypt(void *ctx, u8 *dst, const u8 *src) d[1] = cpu_to_le32(L); } -static void des_decrypt(void *ctx, u8 *dst, const u8 *src) +static void des_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) { - const u32 *K = ((struct des_ctx *)ctx)->expkey + DES_EXPKEY_WORDS - 2; + struct des_ctx *ctx = crypto_tfm_ctx(tfm); + const u32 *K = ctx->expkey + DES_EXPKEY_WORDS - 2; const __le32 *s = (const __le32 *)src; __le32 *d = (__le32 *)dst; u32 L, R, A, B; @@ -860,11 +863,11 @@ static void des_decrypt(void *ctx, u8 *dst, const u8 *src) * property. * */ -static int des3_ede_setkey(void *ctx, const u8 *key, +static int des3_ede_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen, u32 *flags) { const u32 *K = (const u32 *)key; - struct des3_ede_ctx *dctx = ctx; + struct des3_ede_ctx *dctx = crypto_tfm_ctx(tfm); u32 *expkey = dctx->expkey; if (unlikely(!((K[0] ^ K[2]) | (K[1] ^ K[3])) || @@ -881,9 +884,9 @@ static int des3_ede_setkey(void *ctx, const u8 *key, return 0; } -static void des3_ede_encrypt(void *ctx, u8 *dst, const u8 *src) +static void des3_ede_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) { - struct des3_ede_ctx *dctx = ctx; + struct des3_ede_ctx *dctx = crypto_tfm_ctx(tfm); const u32 *K = dctx->expkey; const __le32 *s = (const __le32 *)src; __le32 *d = (__le32 *)dst; @@ -912,9 +915,9 @@ static void des3_ede_encrypt(void *ctx, u8 *dst, const u8 *src) d[1] = cpu_to_le32(L); } -static void des3_ede_decrypt(void *ctx, u8 *dst, const u8 *src) +static void des3_ede_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) { - struct des3_ede_ctx *dctx = ctx; + struct des3_ede_ctx *dctx = crypto_tfm_ctx(tfm); const u32 *K = dctx->expkey + DES3_EDE_EXPKEY_WORDS - 2; const __le32 *s = (const __le32 *)src; __le32 *d = (__le32 *)dst; |
