diff options
Diffstat (limited to 'arch/x86/include/asm')
-rw-r--r-- | arch/x86/include/asm/crypto/camellia.h | 82 | ||||
-rw-r--r-- | arch/x86/include/asm/crypto/glue_helper.h | 28 | ||||
-rw-r--r-- | arch/x86/include/asm/crypto/serpent-avx.h | 27 | ||||
-rw-r--r-- | arch/x86/include/asm/crypto/twofish.h | 4 |
4 files changed, 108 insertions, 33 deletions
diff --git a/arch/x86/include/asm/crypto/camellia.h b/arch/x86/include/asm/crypto/camellia.h new file mode 100644 index 000000000000..98038add801e --- /dev/null +++ b/arch/x86/include/asm/crypto/camellia.h @@ -0,0 +1,82 @@ +#ifndef ASM_X86_CAMELLIA_H +#define ASM_X86_CAMELLIA_H + +#include <linux/kernel.h> +#include <linux/crypto.h> + +#define CAMELLIA_MIN_KEY_SIZE 16 +#define CAMELLIA_MAX_KEY_SIZE 32 +#define CAMELLIA_BLOCK_SIZE 16 +#define CAMELLIA_TABLE_BYTE_LEN 272 +#define CAMELLIA_PARALLEL_BLOCKS 2 + +struct camellia_ctx { + u64 key_table[CAMELLIA_TABLE_BYTE_LEN / sizeof(u64)]; + u32 key_length; +}; + +struct camellia_lrw_ctx { + struct lrw_table_ctx lrw_table; + struct camellia_ctx camellia_ctx; +}; + +struct camellia_xts_ctx { + struct camellia_ctx tweak_ctx; + struct camellia_ctx crypt_ctx; +}; + +extern int __camellia_setkey(struct camellia_ctx *cctx, + const unsigned char *key, + unsigned int key_len, u32 *flags); + +extern int lrw_camellia_setkey(struct crypto_tfm *tfm, const u8 *key, + unsigned int keylen); +extern void lrw_camellia_exit_tfm(struct crypto_tfm *tfm); + +extern int xts_camellia_setkey(struct crypto_tfm *tfm, const u8 *key, + unsigned int keylen); + +/* regular block cipher functions */ +asmlinkage void __camellia_enc_blk(struct camellia_ctx *ctx, u8 *dst, + const u8 *src, bool xor); +asmlinkage void camellia_dec_blk(struct camellia_ctx *ctx, u8 *dst, + const u8 *src); + +/* 2-way parallel cipher functions */ +asmlinkage void __camellia_enc_blk_2way(struct camellia_ctx *ctx, u8 *dst, + const u8 *src, bool xor); +asmlinkage void camellia_dec_blk_2way(struct camellia_ctx *ctx, u8 *dst, + const u8 *src); + +static inline void camellia_enc_blk(struct camellia_ctx *ctx, u8 *dst, + const u8 *src) +{ + __camellia_enc_blk(ctx, dst, src, false); +} + +static inline void camellia_enc_blk_xor(struct camellia_ctx *ctx, u8 *dst, + const u8 *src) +{ + __camellia_enc_blk(ctx, dst, src, true); +} + +static inline void camellia_enc_blk_2way(struct camellia_ctx *ctx, u8 *dst, + const u8 *src) +{ + __camellia_enc_blk_2way(ctx, dst, src, false); +} + +static inline void camellia_enc_blk_xor_2way(struct camellia_ctx *ctx, u8 *dst, + const u8 *src) +{ + __camellia_enc_blk_2way(ctx, dst, src, true); +} + +/* glue helpers */ +extern void camellia_decrypt_cbc_2way(void *ctx, u128 *dst, const u128 *src); +extern void camellia_crypt_ctr(void *ctx, u128 *dst, const u128 *src, + le128 *iv); +extern void camellia_crypt_ctr_2way(void *ctx, u128 *dst, const u128 *src, + le128 *iv); + +#endif /* ASM_X86_CAMELLIA_H */ diff --git a/arch/x86/include/asm/crypto/glue_helper.h b/arch/x86/include/asm/crypto/glue_helper.h index 3e408bddc96f..e2d65b061d27 100644 --- a/arch/x86/include/asm/crypto/glue_helper.h +++ b/arch/x86/include/asm/crypto/glue_helper.h @@ -13,7 +13,7 @@ typedef void (*common_glue_func_t)(void *ctx, u8 *dst, const u8 *src); typedef void (*common_glue_cbc_func_t)(void *ctx, u128 *dst, const u128 *src); typedef void (*common_glue_ctr_func_t)(void *ctx, u128 *dst, const u128 *src, - u128 *iv); + le128 *iv); #define GLUE_FUNC_CAST(fn) ((common_glue_func_t)(fn)) #define GLUE_CBC_FUNC_CAST(fn) ((common_glue_cbc_func_t)(fn)) @@ -71,23 +71,29 @@ static inline void glue_fpu_end(bool fpu_enabled) kernel_fpu_end(); } -static inline void u128_to_be128(be128 *dst, const u128 *src) +static inline void le128_to_be128(be128 *dst, const le128 *src) { - dst->a = cpu_to_be64(src->a); - dst->b = cpu_to_be64(src->b); + dst->a = cpu_to_be64(le64_to_cpu(src->a)); + dst->b = cpu_to_be64(le64_to_cpu(src->b)); } -static inline void be128_to_u128(u128 *dst, const be128 *src) +static inline void be128_to_le128(le128 *dst, const be128 *src) { - dst->a = be64_to_cpu(src->a); - dst->b = be64_to_cpu(src->b); + dst->a = cpu_to_le64(be64_to_cpu(src->a)); + dst->b = cpu_to_le64(be64_to_cpu(src->b)); } -static inline void u128_inc(u128 *i) +static inline void le128_inc(le128 *i) { - i->b++; - if (!i->b) - i->a++; + u64 a = le64_to_cpu(i->a); + u64 b = le64_to_cpu(i->b); + + b++; + if (!b) + a++; + + i->a = cpu_to_le64(a); + i->b = cpu_to_le64(b); } extern int glue_ecb_crypt_128bit(const struct common_glue_ctx *gctx, diff --git a/arch/x86/include/asm/crypto/serpent-avx.h b/arch/x86/include/asm/crypto/serpent-avx.h index 432deedd2945..0da1d3e2a55c 100644 --- a/arch/x86/include/asm/crypto/serpent-avx.h +++ b/arch/x86/include/asm/crypto/serpent-avx.h @@ -6,27 +6,14 @@ #define SERPENT_PARALLEL_BLOCKS 8 -asmlinkage void __serpent_enc_blk_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src, bool xor); -asmlinkage void serpent_dec_blk_8way_avx(struct serpent_ctx *ctx, u8 *dst, +asmlinkage void serpent_ecb_enc_8way_avx(struct serpent_ctx *ctx, u8 *dst, + const u8 *src); +asmlinkage void serpent_ecb_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst, const u8 *src); -static inline void serpent_enc_blk_xway(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) -{ - __serpent_enc_blk_8way_avx(ctx, dst, src, false); -} - -static inline void serpent_enc_blk_xway_xor(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) -{ - __serpent_enc_blk_8way_avx(ctx, dst, src, true); -} - -static inline void serpent_dec_blk_xway(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) -{ - serpent_dec_blk_8way_avx(ctx, dst, src); -} +asmlinkage void serpent_cbc_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst, + const u8 *src); +asmlinkage void serpent_ctr_8way_avx(struct serpent_ctx *ctx, u8 *dst, + const u8 *src, le128 *iv); #endif diff --git a/arch/x86/include/asm/crypto/twofish.h b/arch/x86/include/asm/crypto/twofish.h index 9d2c514bd5f9..878c51ceebb5 100644 --- a/arch/x86/include/asm/crypto/twofish.h +++ b/arch/x86/include/asm/crypto/twofish.h @@ -31,9 +31,9 @@ asmlinkage void twofish_dec_blk_3way(struct twofish_ctx *ctx, u8 *dst, /* helpers from twofish_x86_64-3way module */ extern void twofish_dec_blk_cbc_3way(void *ctx, u128 *dst, const u128 *src); extern void twofish_enc_blk_ctr(void *ctx, u128 *dst, const u128 *src, - u128 *iv); + le128 *iv); extern void twofish_enc_blk_ctr_3way(void *ctx, u128 *dst, const u128 *src, - u128 *iv); + le128 *iv); extern int lrw_twofish_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen); |