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Merge master.kernel.org:/pub/scm/linux/kernel/git/herbert/crypto-2.6

Browse source 
* master.kernel.org:/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  [CRYPTO] tcrypt: Forbid tcrypt from being built-in
  [CRYPTO] aes: Add wrappers for assembly routines
  [CRYPTO] tcrypt: Speed benchmark support for digest algorithms
  [CRYPTO] tcrypt: Return -EAGAIN from module_init()
  [CRYPTO] api: Allow replacement when registering new algorithms
  [CRYPTO] api: Removed const from cra_name/cra_driver_name
  [CRYPTO] api: Added cra_init/cra_exit
  [CRYPTO] api: Fixed incorrect passing of context instead of tfm
  [CRYPTO] padlock: Rearrange context structure to reduce code size
  [CRYPTO] all: Pass tfm instead of ctx to algorithms
  [CRYPTO] digest: Remove unnecessary zeroing during init
  [CRYPTO] aes-i586: Get rid of useless function wrappers
  [CRYPTO] digest: Add alignment handling
  [CRYPTO] khazad: Use 32-bit reads on key
This commit is contained in:
Linus Torvalds 2006-06-26 11:03:29 -07:00
commit 972d19e837
41 changed files with 649 additions and 395 deletions
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29
arch/i386/crypto/aes-i586-asm.S
View file

@ -36,22 +36,19 @@
.file "aes-i586-asm.S"
.text
// aes_rval aes_enc_blk(const unsigned char in_blk[], unsigned char out_blk[], const aes_ctx cx[1])//
// aes_rval aes_dec_blk(const unsigned char in_blk[], unsigned char out_blk[], const aes_ctx cx[1])//
#include <asm/asm-offsets.h>
#define tlen 1024 // length of each of 4 'xor' arrays (256 32-bit words)
// offsets to parameters with one register pushed onto stack
/* offsets to parameters with one register pushed onto stack */
#define tfm 8
#define out_blk 12
#define in_blk 16
#define in_blk 8 // input byte array address parameter
#define out_blk 12 // output byte array address parameter
#define ctx 16 // AES context structure
// offsets in context structure
#define ekey 0 // encryption key schedule base address
#define nrnd 256 // number of rounds
#define dkey 260 // decryption key schedule base address
/* offsets in crypto_tfm structure */
#define ekey (crypto_tfm_ctx_offset + 0)
#define nrnd (crypto_tfm_ctx_offset + 256)
#define dkey (crypto_tfm_ctx_offset + 260)
// register mapping for encrypt and decrypt subroutines
@ -220,6 +217,7 @@
do_col (table, r5,r0,r1,r4, r2,r3); /* idx=r5 */
// AES (Rijndael) Encryption Subroutine
/* void aes_enc_blk(struct crypto_tfm *tfm, u8 *out_blk, const u8 *in_blk) */
.global aes_enc_blk
@ -230,7 +228,7 @@
aes_enc_blk:
push %ebp
mov ctx(%esp),%ebp // pointer to context
mov tfm(%esp),%ebp
// CAUTION: the order and the values used in these assigns
// rely on the register mappings
@ -295,6 +293,7 @@ aes_enc_blk:
ret
// AES (Rijndael) Decryption Subroutine
/* void aes_dec_blk(struct crypto_tfm *tfm, u8 *out_blk, const u8 *in_blk) */
.global aes_dec_blk
@ -305,7 +304,7 @@ aes_enc_blk:
aes_dec_blk:
push %ebp
mov ctx(%esp),%ebp // pointer to context
mov tfm(%esp),%ebp
// CAUTION: the order and the values used in these assigns
// rely on the register mappings

22
arch/i386/crypto/aes.c
View file

@ -45,8 +45,8 @@
#include <linux/crypto.h>
#include <linux/linkage.h>
asmlinkage void aes_enc_blk(const u8 *src, u8 *dst, void *ctx);
asmlinkage void aes_dec_blk(const u8 *src, u8 *dst, void *ctx);
asmlinkage void aes_enc_blk(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
asmlinkage void aes_dec_blk(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
#define AES_MIN_KEY_SIZE 16
#define AES_MAX_KEY_SIZE 32
@ -378,12 +378,12 @@ static void gen_tabs(void)
k[8*(i)+11] = ss[3]; \
}
static int
aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags)
static int aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
int i;
u32 ss[8];
struct aes_ctx *ctx = ctx_arg;
struct aes_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
/* encryption schedule */
@ -464,15 +464,15 @@ aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags)
return 0;
}
static inline void aes_encrypt(void *ctx, u8 *dst, const u8 *src)
static void aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
aes_enc_blk(src, dst, ctx);
}
static inline void aes_decrypt(void *ctx, u8 *dst, const u8 *src)
{
aes_dec_blk(src, dst, ctx);
aes_enc_blk(tfm, dst, src);
}
static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
aes_dec_blk(tfm, dst, src);
}
static struct crypto_alg aes_alg = {
.cra_name = "aes",

3
arch/i386/kernel/asm-offsets.c
View file

@ -4,6 +4,7 @@
* to extract and format the required data.
*/
#include <linux/crypto.h>
#include <linux/sched.h>
#include <linux/signal.h>
#include <linux/personality.h>
@ -69,4 +70,6 @@ void foo(void)
DEFINE(PAGE_SIZE_asm, PAGE_SIZE);
DEFINE(VSYSCALL_BASE, __fix_to_virt(FIX_VSYSCALL));
OFFSET(crypto_tfm_ctx_offset, crypto_tfm, __crt_ctx);
}

14
arch/s390/crypto/aes_s390.c
View file

@ -37,10 +37,10 @@ struct s390_aes_ctx {
int key_len;
};
static int aes_set_key(void *ctx, const u8 *in_key, unsigned int key_len,
u32 *flags)
static int aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct s390_aes_ctx *sctx = ctx;
struct s390_aes_ctx *sctx = crypto_tfm_ctx(tfm);
switch (key_len) {
case 16:
@ -70,9 +70,9 @@ fail:
return -EINVAL;
}
static void aes_encrypt(void *ctx, u8 *out, const u8 *in)
static void aes_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
const struct s390_aes_ctx *sctx = ctx;
const struct s390_aes_ctx *sctx = crypto_tfm_ctx(tfm);
switch (sctx->key_len) {
case 16:
@ -90,9 +90,9 @@ static void aes_encrypt(void *ctx, u8 *out, const u8 *in)
}
}
static void aes_decrypt(void *ctx, u8 *out, const u8 *in)
static void aes_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
const struct s390_aes_ctx *sctx = ctx;
const struct s390_aes_ctx *sctx = crypto_tfm_ctx(tfm);
switch (sctx->key_len) {
case 16:

42
arch/s390/crypto/des_s390.c
View file

@ -44,10 +44,10 @@ struct crypt_s390_des3_192_ctx {
u8 key[DES3_192_KEY_SIZE];
};
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 crypt_s390_des_ctx *dctx = ctx;
struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
int ret;
/* test if key is valid (not a weak key) */
@ -57,16 +57,16 @@ static int des_setkey(void *ctx, const u8 *key, unsigned int keylen,
return ret;
}
static void des_encrypt(void *ctx, u8 *out, const u8 *in)
static void des_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct crypt_s390_des_ctx *dctx = ctx;
struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_DEA_ENCRYPT, dctx->key, out, in, DES_BLOCK_SIZE);
}
static void des_decrypt(void *ctx, u8 *out, const u8 *in)
static void des_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct crypt_s390_des_ctx *dctx = ctx;
struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_DEA_DECRYPT, dctx->key, out, in, DES_BLOCK_SIZE);
}
@ -166,11 +166,11 @@ static struct crypto_alg des_alg = {
* Implementers MUST reject keys that exhibit this property.
*
*/
static int des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen,
u32 *flags)
static int des3_128_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags)
{
int i, ret;
struct crypt_s390_des3_128_ctx *dctx = ctx;
struct crypt_s390_des3_128_ctx *dctx = crypto_tfm_ctx(tfm);
const u8* temp_key = key;
if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE))) {
@ -186,17 +186,17 @@ static int des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen,
return 0;
}
static void des3_128_encrypt(void *ctx, u8 *dst, const u8 *src)
static void des3_128_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct crypt_s390_des3_128_ctx *dctx = ctx;
struct crypt_s390_des3_128_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_128_ENCRYPT, dctx->key, dst, (void*)src,
DES3_128_BLOCK_SIZE);
}
static void des3_128_decrypt(void *ctx, u8 *dst, const u8 *src)
static void des3_128_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct crypt_s390_des3_128_ctx *dctx = ctx;
struct crypt_s390_des3_128_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_128_DECRYPT, dctx->key, dst, (void*)src,
DES3_128_BLOCK_SIZE);
@ -302,11 +302,11 @@ static struct crypto_alg des3_128_alg = {
* property.
*
*/
static int des3_192_setkey(void *ctx, const u8 *key, unsigned int keylen,
u32 *flags)
static int des3_192_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags)
{
int i, ret;
struct crypt_s390_des3_192_ctx *dctx = ctx;
struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
const u8* temp_key = key;
if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE) &&
@ -325,17 +325,17 @@ static int des3_192_setkey(void *ctx, const u8 *key, unsigned int keylen,
return 0;
}
static void des3_192_encrypt(void *ctx, u8 *dst, const u8 *src)
static void des3_192_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct crypt_s390_des3_192_ctx *dctx = ctx;
struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_192_ENCRYPT, dctx->key, dst, (void*)src,
DES3_192_BLOCK_SIZE);
}
static void des3_192_decrypt(void *ctx, u8 *dst, const u8 *src)
static void des3_192_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct crypt_s390_des3_192_ctx *dctx = ctx;
struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_192_DECRYPT, dctx->key, dst, (void*)src,
DES3_192_BLOCK_SIZE);

34
arch/s390/crypto/sha1_s390.c
View file

@ -40,28 +40,29 @@ struct crypt_s390_sha1_ctx {
u8 buffer[2 * SHA1_BLOCK_SIZE];
};
static void
sha1_init(void *ctx)
static void sha1_init(struct crypto_tfm *tfm)
{
static const struct crypt_s390_sha1_ctx initstate = {
.state = {
0x67452301,
0xEFCDAB89,
0x98BADCFE,
0x10325476,
0xC3D2E1F0
},
struct crypt_s390_sha1_ctx *ctx = crypto_tfm_ctx(tfm);
static const u32 initstate[5] = {
0x67452301,
0xEFCDAB89,
0x98BADCFE,
0x10325476,
0xC3D2E1F0
};
memcpy(ctx, &initstate, sizeof(initstate));
ctx->count = 0;
memcpy(ctx->state, &initstate, sizeof(initstate));
ctx->buf_len = 0;
}
static void
sha1_update(void *ctx, const u8 *data, unsigned int len)
static void sha1_update(struct crypto_tfm *tfm, const u8 *data,
unsigned int len)
{
struct crypt_s390_sha1_ctx *sctx;
long imd_len;
sctx = ctx;
sctx = crypto_tfm_ctx(tfm);
sctx->count += len * 8; //message bit length
//anything in buffer yet? -> must be completed
@ -110,10 +111,9 @@ pad_message(struct crypt_s390_sha1_ctx* sctx)
}
/* Add padding and return the message digest. */
static void
sha1_final(void* ctx, u8 *out)
static void sha1_final(struct crypto_tfm *tfm, u8 *out)
{
struct crypt_s390_sha1_ctx *sctx = ctx;
struct crypt_s390_sha1_ctx *sctx = crypto_tfm_ctx(tfm);
//must perform manual padding
pad_message(sctx);

14
arch/s390/crypto/sha256_s390.c
View file

@ -31,9 +31,9 @@ struct s390_sha256_ctx {
u8 buf[2 * SHA256_BLOCK_SIZE];
};
static void sha256_init(void *ctx)
static void sha256_init(struct crypto_tfm *tfm)
{
struct s390_sha256_ctx *sctx = ctx;
struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = 0x6a09e667;
sctx->state[1] = 0xbb67ae85;
@ -44,12 +44,12 @@ static void sha256_init(void *ctx)
sctx->state[6] = 0x1f83d9ab;
sctx->state[7] = 0x5be0cd19;
sctx->count = 0;
memset(sctx->buf, 0, sizeof(sctx->buf));
}
static void sha256_update(void *ctx, const u8 *data, unsigned int len)
static void sha256_update(struct crypto_tfm *tfm, const u8 *data,
unsigned int len)
{
struct s390_sha256_ctx *sctx = ctx;
struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
unsigned int index;
int ret;
@ -108,9 +108,9 @@ static void pad_message(struct s390_sha256_ctx* sctx)
}
/* Add padding and return the message digest */
static void sha256_final(void* ctx, u8 *out)
static void sha256_final(struct crypto_tfm *tfm, u8 *out)
{
struct s390_sha256_ctx *sctx = ctx;
struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
/* must perform manual padding */
pad_message(sctx);

22
arch/x86_64/crypto/aes-x86_64-asm.S
View file

@ -15,6 +15,10 @@
.text
#include <asm/asm-offsets.h>
#define BASE crypto_tfm_ctx_offset
#define R1 %rax
#define R1E %eax
#define R1X %ax
@ -46,19 +50,19 @@
#define R10 %r10
#define R11 %r11
#define prologue(FUNC,BASE,B128,B192,r1,r2,r3,r4,r5,r6,r7,r8,r9,r10,r11) \
#define prologue(FUNC,KEY,B128,B192,r1,r2,r3,r4,r5,r6,r7,r8,r9,r10,r11) \
.global FUNC; \
.type FUNC,@function; \
.align 8; \
FUNC: movq r1,r2; \
movq r3,r4; \
leaq BASE+52(r8),r9; \
leaq BASE+KEY+52(r8),r9; \
movq r10,r11; \
movl (r7),r5 ## E; \
movl 4(r7),r1 ## E; \
movl 8(r7),r6 ## E; \
movl 12(r7),r7 ## E; \
movl (r8),r10 ## E; \
movl BASE(r8),r10 ## E; \
xorl -48(r9),r5 ## E; \
xorl -44(r9),r1 ## E; \
xorl -40(r9),r6 ## E; \
@ -128,8 +132,8 @@ FUNC: movq r1,r2; \
movl r3 ## E,r1 ## E; \
movl r4 ## E,r2 ## E;
#define entry(FUNC,BASE,B128,B192) \
prologue(FUNC,BASE,B128,B192,R2,R8,R7,R9,R1,R3,R4,R6,R10,R5,R11)
#define entry(FUNC,KEY,B128,B192) \
prologue(FUNC,KEY,B128,B192,R2,R8,R7,R9,R1,R3,R4,R6,R10,R5,R11)
#define return epilogue(R8,R2,R9,R7,R5,R6,R3,R4,R11)
@ -147,9 +151,9 @@ FUNC: movq r1,r2; \
#define decrypt_final(TAB,OFFSET) \
round(TAB,OFFSET,R2,R1,R4,R3,R6,R5,R7,R10,R5,R6,R3,R4)
/* void aes_encrypt(void *ctx, u8 *out, const u8 *in) */
/* void aes_enc_blk(stuct crypto_tfm *tfm, u8 *out, const u8 *in) */
entry(aes_encrypt,0,enc128,enc192)
entry(aes_enc_blk,0,enc128,enc192)
encrypt_round(aes_ft_tab,-96)
encrypt_round(aes_ft_tab,-80)
enc192: encrypt_round(aes_ft_tab,-64)
@ -166,9 +170,9 @@ enc128: encrypt_round(aes_ft_tab,-32)
encrypt_final(aes_fl_tab,112)
return
/* void aes_decrypt(void *ctx, u8 *out, const u8 *in) */
/* void aes_dec_blk(struct crypto_tfm *tfm, u8 *out, const u8 *in) */
entry(aes_decrypt,240,dec128,dec192)
entry(aes_dec_blk,240,dec128,dec192)
decrypt_round(aes_it_tab,-96)
decrypt_round(aes_it_tab,-80)
dec192: decrypt_round(aes_it_tab,-64)

20
arch/x86_64/crypto/aes.c
View file

@ -227,10 +227,10 @@ static void __init gen_tabs(void)
t ^= E_KEY[8 * i + 7]; E_KEY[8 * i + 15] = t; \
}
static int aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len,
u32 *flags)
static int aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct aes_ctx *ctx = ctx_arg;
struct aes_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
u32 i, j, t, u, v, w;
@ -283,8 +283,18 @@ static int aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len,
return 0;
}
extern void aes_encrypt(void *ctx_arg, u8 *out, const u8 *in);
extern void aes_decrypt(void *ctx_arg, u8 *out, const u8 *in);
asmlinkage void aes_enc_blk(struct crypto_tfm *tfm, u8 *out, const u8 *in);
asmlinkage void aes_dec_blk(struct crypto_tfm *tfm, u8 *out, const u8 *in);
static void aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
aes_enc_blk(tfm, dst, src);
}
static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
aes_dec_blk(tfm, dst, src);
}
static struct crypto_alg aes_alg = {
.cra_name = "aes",

3
arch/x86_64/kernel/asm-offsets.c
View file

@ -4,6 +4,7 @@
* and format the required data.
*/
#include <linux/crypto.h>
#include <linux/sched.h>
#include <linux/stddef.h>
#include <linux/errno.h>
@ -68,5 +69,7 @@ int main(void)
DEFINE(pbe_next, offsetof(struct pbe, next));
BLANK();
DEFINE(TSS_ist, offsetof(struct tss_struct, ist));
BLANK();
DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx));
return 0;
}

2
crypto/Kconfig
View file

@ -337,7 +337,7 @@ config CRYPTO_CRC32C
config CRYPTO_TEST
tristate "Testing module"
depends on CRYPTO
depends on CRYPTO && m
help
Quick & dirty crypto test module.

14
crypto/aes.c
View file

@ -248,10 +248,10 @@ gen_tabs (void)
t ^= E_KEY[8 * i + 7]; E_KEY[8 * i + 15] = t; \
}
static int
aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags)
static int aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct aes_ctx *ctx = ctx_arg;
struct aes_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
u32 i, t, u, v, w;
@ -318,9 +318,9 @@ aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags)
f_rl(bo, bi, 2, k); \
f_rl(bo, bi, 3, k)
static void aes_encrypt(void *ctx_arg, u8 *out, const u8 *in)
static void aes_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
const struct aes_ctx *ctx = ctx_arg;
const struct aes_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *src = (const __le32 *)in;
__le32 *dst = (__le32 *)out;
u32 b0[4], b1[4];
@ -373,9 +373,9 @@ static void aes_encrypt(void *ctx_arg, u8 *out, const u8 *in)
i_rl(bo, bi, 2, k); \
i_rl(bo, bi, 3, k)
static void aes_decrypt(void *ctx_arg, u8 *out, const u8 *in)
static void aes_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
const struct aes_ctx *ctx = ctx_arg;
const struct aes_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *src = (const __le32 *)in;
__le32 *dst = (__le32 *)out;
u32 b0[4], b1[4];

13
crypto/anubis.c
View file

@ -460,16 +460,15 @@ static const u32 rc[] = {
0xf726ffedU, 0xe89d6f8eU, 0x19a0f089U,
};
static int anubis_setkey(void *ctx_arg, const u8 *in_key,
static int anubis_setkey(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct anubis_ctx *ctx = crypto_tfm_ctx(tfm);
const __be32 *key = (const __be32 *)in_key;
int N, R, i, r;
u32 kappa[ANUBIS_MAX_N];
u32 inter[ANUBIS_MAX_N];
struct anubis_ctx *ctx = ctx_arg;
switch (key_len)
{
case 16: case 20: case 24: case 28:
@ -660,15 +659,15 @@ static void anubis_crypt(u32 roundKey[ANUBIS_MAX_ROUNDS + 1][4],
dst[i] = cpu_to_be32(inter[i]);
}
static void anubis_encrypt(void *ctx_arg, u8 *dst, const u8 *src)
static void anubis_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct anubis_ctx *ctx = ctx_arg;
struct anubis_ctx *ctx = crypto_tfm_ctx(tfm);
anubis_crypt(ctx->E, dst, src, ctx->R);
}
static void anubis_decrypt(void *ctx_arg, u8 *dst, const u8 *src)
static void anubis_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct anubis_ctx *ctx = ctx_arg;
struct anubis_ctx *ctx = crypto_tfm_ctx(tfm);
anubis_crypt(ctx->D, dst, src, ctx->R);
}

17
crypto/api.c
View file

@ -188,13 +188,16 @@ struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags)
if (crypto_init_flags(tfm, flags))
goto out_free_tfm;
if (crypto_init_ops(tfm)) {
crypto_exit_ops(tfm);
if (crypto_init_ops(tfm))
goto out_free_tfm;
}
if (alg->cra_init && alg->cra_init(tfm))
goto cra_init_failed;
goto out;
cra_init_failed:
crypto_exit_ops(tfm);
out_free_tfm:
kfree(tfm);
tfm = NULL;
@ -215,6 +218,8 @@ void crypto_free_tfm(struct crypto_tfm *tfm)
alg = tfm->__crt_alg;
size = sizeof(*tfm) + alg->cra_ctxsize;
if (alg->cra_exit)
alg->cra_exit(tfm);
crypto_exit_ops(tfm);
crypto_alg_put(alg);
memset(tfm, 0, size);
@ -224,7 +229,7 @@ void crypto_free_tfm(struct crypto_tfm *tfm)
static inline int crypto_set_driver_name(struct crypto_alg *alg)
{
static const char suffix[] = "-generic";
char *driver_name = (char *)alg->cra_driver_name;
char *driver_name = alg->cra_driver_name;
int len;
if (*driver_name)
@ -262,13 +267,13 @@ int crypto_register_alg(struct crypto_alg *alg)
down_write(&crypto_alg_sem);
list_for_each_entry(q, &crypto_alg_list, cra_list) {
if (!strcmp(q->cra_driver_name, alg->cra_driver_name)) {
if (q == alg) {
ret = -EEXIST;
goto out;
}
}
list_add_tail(&alg->cra_list, &crypto_alg_list);
list_add(&alg->cra_list, &crypto_alg_list);
out:
up_write(&crypto_alg_sem);
return ret;

9
crypto/arc4.c
View file

@ -24,9 +24,10 @@ struct arc4_ctx {
u8 x, y;
};
static int arc4_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags)
static int arc4_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct arc4_ctx *ctx = ctx_arg;
struct arc4_ctx *ctx = crypto_tfm_ctx(tfm);
int i, j = 0, k = 0;
ctx->x = 1;
@ -48,9 +49,9 @@ static int arc4_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u
return 0;
}
static void arc4_crypt(void *ctx_arg, u8 *out, const u8 *in)
static void arc4_crypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct arc4_ctx *ctx = ctx_arg;
struct arc4_ctx *ctx = crypto_tfm_ctx(tfm);
u8 *const S = ctx->S;
u8 x = ctx->x;

19
crypto/blowfish.c
View file

@ -349,7 +349,7 @@ static void encrypt_block(struct bf_ctx *bctx, u32 *dst, u32 *src)
dst[1] = yl;
}
static void bf_encrypt(void *ctx, u8 *dst, const u8 *src)
static void bf_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
const __be32 *in_blk = (const __be32 *)src;
__be32 *const out_blk = (__be32 *)dst;
@ -357,17 +357,18 @@ static void bf_encrypt(void *ctx, u8 *dst, const u8 *src)
in32[0] = be32_to_cpu(in_blk[0]);
in32[1] = be32_to_cpu(in_blk[1]);
encrypt_block(ctx, out32, in32);
encrypt_block(crypto_tfm_ctx(tfm), out32, in32);
out_blk[0] = cpu_to_be32(out32[0]);
out_blk[1] = cpu_to_be32(out32[1]);
}
static void bf_decrypt(void *ctx, u8 *dst, const u8 *src)
static void bf_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct bf_ctx *ctx = crypto_tfm_ctx(tfm);
const __be32 *in_blk = (const __be32 *)src;
__be32 *const out_blk = (__be32 *)dst;
const u32 *P = ((struct bf_ctx *)ctx)->p;
const u32 *S = ((struct bf_ctx *)ctx)->s;
const u32 *P = ctx->p;
const u32 *S = ctx->s;
u32 yl = be32_to_cpu(in_blk[0]);
u32 yr = be32_to_cpu(in_blk[1]);
@ -398,12 +399,14 @@ static void bf_decrypt(void *ctx, u8 *dst, const u8 *src)
/*
* Calculates the blowfish S and P boxes for encryption and decryption.
*/
static int bf_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
static int bf_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags)
{
struct bf_ctx *ctx = crypto_tfm_ctx(tfm);
u32 *P = ctx->p;
u32 *S = ctx->s;
short i, j, count;
u32 data[2], temp;
u32 *P = ((struct bf_ctx *)ctx)->p;
u32 *S = ((struct bf_ctx *)ctx)->s;
/* Copy the initialization s-boxes */
for (i = 0, count = 0; i < 256; i++)

14
crypto/cast5.c
View file

@ -577,9 +577,9 @@ static const u32 sb8[256] = {
(((s1[I >> 24] + s2[(I>>16)&0xff]) ^ s3[(I>>8)&0xff]) - s4[I&0xff]) )
static void cast5_encrypt(void *ctx, u8 * outbuf, const u8 * inbuf)
static void cast5_encrypt(struct crypto_tfm *tfm, u8 *outbuf, const u8 *inbuf)
{
struct cast5_ctx *c = (struct cast5_ctx *) ctx;
struct cast5_ctx *c = crypto_tfm_ctx(tfm);
const __be32 *src = (const __be32 *)inbuf;
__be32 *dst = (__be32 *)outbuf;
u32 l, r, t;
@ -642,9 +642,9 @@ static void cast5_encrypt(void *ctx, u8 * outbuf, const u8 * inbuf)
dst[1] = cpu_to_be32(l);
}
static void cast5_decrypt(void *ctx, u8 * outbuf, const u8 * inbuf)
static void cast5_decrypt(struct crypto_tfm *tfm, u8 *outbuf, const u8 *inbuf)
{
struct cast5_ctx *c = (struct cast5_ctx *) ctx;
struct cast5_ctx *c = crypto_tfm_ctx(tfm);
const __be32 *src = (const __be32 *)inbuf;
__be32 *dst = (__be32 *)outbuf;
u32 l, r, t;
@ -769,15 +769,15 @@ static void key_schedule(u32 * x, u32 * z, u32 * k)
}
static int
cast5_setkey(void *ctx, const u8 * key, unsigned key_len, u32 * flags)
static int cast5_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned key_len, u32 *flags)
{
struct cast5_ctx *c = crypto_tfm_ctx(tfm);
int i;
u32 x[4];
u32 z[4];
u32 k[16];
__be32 p_key[4];
struct cast5_ctx *c = (struct cast5_ctx *) ctx;
if (key_len < 5 || key_len > 16) {
*flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;

15
crypto/cast6.c
View file

@ -381,13 +381,13 @@ static inline void W(u32 *key, unsigned int i) {
key[7] ^= F2(key[0], Tr[i % 4][7], Tm[i][7]);
}
static int
cast6_setkey(void *ctx, const u8 * in_key, unsigned key_len, u32 * flags)
static int cast6_setkey(struct crypto_tfm *tfm, const u8 *in_key,
unsigned key_len, u32 *flags)
{
int i;
u32 key[8];
__be32 p_key[8]; /* padded key */
struct cast6_ctx *c = (struct cast6_ctx *) ctx;
struct cast6_ctx *c = crypto_tfm_ctx(tfm);
if (key_len < 16 || key_len > 32 || key_len % 4 != 0) {
*flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
@ -444,8 +444,9 @@ static inline void QBAR (u32 * block, u8 * Kr, u32 * Km) {
block[2] ^= F1(block[3], Kr[0], Km[0]);
}
static void cast6_encrypt (void * ctx, u8 * outbuf, const u8 * inbuf) {
struct cast6_ctx * c = (struct cast6_ctx *)ctx;
static void cast6_encrypt(struct crypto_tfm *tfm, u8 *outbuf, const u8 *inbuf)
{
struct cast6_ctx *c = crypto_tfm_ctx(tfm);
const __be32 *src = (const __be32 *)inbuf;
__be32 *dst = (__be32 *)outbuf;
u32 block[4];
@ -476,8 +477,8 @@ static void cast6_encrypt (void * ctx, u8 * outbuf, const u8 * inbuf) {
dst[3] = cpu_to_be32(block[3]);
}
static void cast6_decrypt (void * ctx, u8 * outbuf, const u8 * inbuf) {
struct cast6_ctx * c = (struct cast6_ctx *)ctx;
static void cast6_decrypt(struct crypto_tfm *tfm, u8 *outbuf, const u8 *inbuf) {
struct cast6_ctx * c = crypto_tfm_ctx(tfm);
const __be32 *src = (const __be32 *)inbuf;
__be32 *dst = (__be32 *)outbuf;
u32 block[4];

14
crypto/cipher.c
View file

@ -187,7 +187,7 @@ static unsigned int cbc_process_encrypt(const struct cipher_desc *desc,
void (*xor)(u8 *, const u8 *) = tfm->crt_u.cipher.cit_xor_block;
int bsize = crypto_tfm_alg_blocksize(tfm);
void (*fn)(void *, u8 *, const u8 *) = desc->crfn;
void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = desc->crfn;
u8 *iv = desc->info;
unsigned int done = 0;
@ -195,7 +195,7 @@ static unsigned int cbc_process_encrypt(const struct cipher_desc *desc,
do {
xor(iv, src);
fn(crypto_tfm_ctx(tfm), dst, iv);
fn(tfm, dst, iv);
memcpy(iv, dst, bsize);
src += bsize;
@ -218,7 +218,7 @@ static unsigned int cbc_process_decrypt(const struct cipher_desc *desc,
u8 *buf = (u8 *)ALIGN((unsigned long)stack, alignmask + 1);
u8 **dst_p = src == dst ? &buf : &dst;
void (*fn)(void *, u8 *, const u8 *) = desc->crfn;
void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = desc->crfn;
u8 *iv = desc->info;
unsigned int done = 0;
@ -227,7 +227,7 @@ static unsigned int cbc_process_decrypt(const struct cipher_desc *desc,
do {
u8 *tmp_dst = *dst_p;
fn(crypto_tfm_ctx(tfm), tmp_dst, src);
fn(tfm, tmp_dst, src);
xor(tmp_dst, iv);
memcpy(iv, src, bsize);
if (tmp_dst != dst)
@ -245,13 +245,13 @@ static unsigned int ecb_process(const struct cipher_desc *desc, u8 *dst,
{
struct crypto_tfm *tfm = desc->tfm;
int bsize = crypto_tfm_alg_blocksize(tfm);
void (*fn)(void *, u8 *, const u8 *) = desc->crfn;
void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = desc->crfn;
unsigned int done = 0;
nbytes -= bsize;
do {
fn(crypto_tfm_ctx(tfm), dst, src);
fn(tfm, dst, src);
src += bsize;
dst += bsize;
@ -268,7 +268,7 @@ static int setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen)
tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
return -EINVAL;
} else
return cia->cia_setkey(crypto_tfm_ctx(tfm), key, keylen,
return cia->cia_setkey(tfm, key, keylen,
&tfm->crt_flags);
}

15
crypto/compress.c
View file

@ -22,8 +22,7 @@ static int crypto_compress(struct crypto_tfm *tfm,
const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen)
{
return tfm->__crt_alg->cra_compress.coa_compress(crypto_tfm_ctx(tfm),
src, slen, dst,
return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst,
dlen);
}
@ -31,8 +30,7 @@ static int crypto_decompress(struct crypto_tfm *tfm,
const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen)
{
return tfm->__crt_alg->cra_compress.coa_decompress(crypto_tfm_ctx(tfm),
src, slen, dst,
return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst,
dlen);
}
@ -43,21 +41,14 @@ int crypto_init_compress_flags(struct crypto_tfm *tfm, u32 flags)
int crypto_init_compress_ops(struct crypto_tfm *tfm)
{
int ret = 0;
struct compress_tfm *ops = &tfm->crt_compress;
ret = tfm->__crt_alg->cra_compress.coa_init(crypto_tfm_ctx(tfm));
if (ret)
goto out;
ops->cot_compress = crypto_compress;
ops->cot_decompress = crypto_decompress;
out:
return ret;
return 0;
}
void crypto_exit_compress_ops(struct crypto_tfm *tfm)
{
tfm->__crt_alg->cra_compress.coa_exit(crypto_tfm_ctx(tfm));
}

19
crypto/crc32c.c
View file

@ -31,9 +31,9 @@ struct chksum_ctx {
* crc using table.
*/
static void chksum_init(void *ctx)
static void chksum_init(struct crypto_tfm *tfm)
{
struct chksum_ctx *mctx = ctx;
struct chksum_ctx *mctx = crypto_tfm_ctx(tfm);
mctx->crc = ~(u32)0; /* common usage */
}
@ -43,10 +43,10 @@ static void chksum_init(void *ctx)
* If your algorithm starts with ~0, then XOR with ~0 before you set
* the seed.
*/
static int chksum_setkey(void *ctx, const u8 *key, unsigned int keylen,
u32 *flags)
static int chksum_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags)
{
struct chksum_ctx *mctx = ctx;
struct chksum_ctx *mctx = crypto_tfm_ctx(tfm);
if (keylen != sizeof(mctx->crc)) {
if (flags)
@ -57,9 +57,10 @@ static int chksum_setkey(void *ctx, const u8 *key, unsigned int keylen,
return 0;
}
static void chksum_update(void *ctx, const u8 *data, unsigned int length)
static void chksum_update(struct crypto_tfm *tfm, const u8 *data,
unsigned int length)
{
struct chksum_ctx *mctx = ctx;
struct chksum_ctx *mctx = crypto_tfm_ctx(tfm);
u32 mcrc;
mcrc = crc32c(mctx->crc, data, (size_t)length);
@ -67,9 +68,9 @@ static void chksum_update(void *ctx, const u8 *data, unsigned int length)
mctx->crc = mcrc;
}
static void chksum_final(void *ctx, u8 *out)
static void chksum_final(struct crypto_tfm *tfm, u8 *out)
{
struct chksum_ctx *mctx = ctx;
struct chksum_ctx *mctx = crypto_tfm_ctx(tfm);
u32 mcrc = (mctx->crc ^ ~(u32)0);
*(u32 *)out = __le32_to_cpu(mcrc);

17
crypto/crypto_null.c
View file

@ -27,8 +27,8 @@
#define NULL_BLOCK_SIZE 1
#define NULL_DIGEST_SIZE 0
static int null_compress(void *ctx, const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen)
static int null_compress(struct crypto_tfm *tfm, const u8 *src,
unsigned int slen, u8 *dst, unsigned int *dlen)
{
if (slen > *dlen)
return -EINVAL;
@ -37,20 +37,21 @@ static int null_compress(void *ctx, const u8 *src, unsigned int slen,
return 0;
}
static void null_init(void *ctx)
static void null_init(struct crypto_tfm *tfm)
{ }
static void null_update(void *ctx, const u8 *data, unsigned int len)
static void null_update(struct crypto_tfm *tfm, const u8 *data,
unsigned int len)
{ }
static void null_final(void *ctx, u8 *out)
static void null_final(struct crypto_tfm *tfm, u8 *out)
{ }
static int null_setkey(void *ctx, const u8 *key,
unsigned int keylen, u32 *flags)
static int null_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags)
{ return 0; }
static void null_crypt(void *ctx, u8 *dst, const u8 *src)
static void null_crypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
memcpy(dst, src, NULL_BLOCK_SIZE);
}

23
crypto/deflate.c
View file

@ -102,8 +102,9 @@ static void deflate_decomp_exit(struct deflate_ctx *ctx)
kfree(ctx->decomp_stream.workspace);
}
static int deflate_init(void *ctx)
static int deflate_init(struct crypto_tfm *tfm)
{
struct deflate_ctx *ctx = crypto_tfm_ctx(tfm);
int ret;
ret = deflate_comp_init(ctx);
@ -116,17 +117,19 @@ out:
return ret;
}
static void deflate_exit(void *ctx)
static void deflate_exit(struct crypto_tfm *tfm)
{
struct deflate_ctx *ctx = crypto_tfm_ctx(tfm);
deflate_comp_exit(ctx);
deflate_decomp_exit(ctx);
}
static int deflate_compress(void *ctx, const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen)
static int deflate_compress(struct crypto_tfm *tfm, const u8 *src,
unsigned int slen, u8 *dst, unsigned int *dlen)
{
int ret = 0;
struct deflate_ctx *dctx = ctx;
struct deflate_ctx *dctx = crypto_tfm_ctx(tfm);
struct z_stream_s *stream = &dctx->comp_stream;
ret = zlib_deflateReset(stream);
@ -151,12 +154,12 @@ out:
return ret;
}
static int deflate_decompress(void *ctx, const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen)
static int deflate_decompress(struct crypto_tfm *tfm, const u8 *src,
unsigned int slen, u8 *dst, unsigned int *dlen)
{
int ret = 0;
struct deflate_ctx *dctx = ctx;
struct deflate_ctx *dctx = crypto_tfm_ctx(tfm);
struct z_stream_s *stream = &dctx->decomp_stream;
ret = zlib_inflateReset(stream);
@ -198,9 +201,9 @@ static struct crypto_alg alg = {
.cra_ctxsize = sizeof(struct deflate_ctx),
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(alg.cra_list),
.cra_init = deflate_init,
.cra_exit = deflate_exit,
.cra_u = { .compress = {
.coa_init = deflate_init,
.coa_exit = deflate_exit,
.coa_compress = deflate_compress,
.coa_decompress = deflate_decompress } }
};

27
crypto/des.c
View file

@ -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;

51
crypto/digest.c
View file

@ -20,13 +20,14 @@
static void init(struct crypto_tfm *tfm)
{
tfm->__crt_alg->cra_digest.dia_init(crypto_tfm_ctx(tfm));
tfm->__crt_alg->cra_digest.dia_init(tfm);
}
static void update(struct crypto_tfm *tfm,
struct scatterlist *sg, unsigned int nsg)
{
unsigned int i;
unsigned int alignmask = crypto_tfm_alg_alignmask(tfm);
for (i = 0; i < nsg; i++) {
@ -38,12 +39,22 @@ static void update(struct crypto_tfm *tfm,
unsigned int bytes_from_page = min(l, ((unsigned int)
(PAGE_SIZE)) -
offset);
char *p = crypto_kmap(pg, 0) + offset;
char *src = crypto_kmap(pg, 0);
char *p = src + offset;
tfm->__crt_alg->cra_digest.dia_update
(crypto_tfm_ctx(tfm), p,
bytes_from_page);
crypto_kunmap(p, 0);
if (unlikely(offset & alignmask)) {
unsigned int bytes =
alignmask + 1 - (offset & alignmask);
bytes = min(bytes, bytes_from_page);
tfm->__crt_alg->cra_digest.dia_update(tfm, p,
bytes);
p += bytes;
bytes_from_page -= bytes;
l -= bytes;
}
tfm->__crt_alg->cra_digest.dia_update(tfm, p,
bytes_from_page);
crypto_kunmap(src, 0);
crypto_yield(tfm);
offset = 0;
pg++;
@ -54,7 +65,15 @@ static void update(struct crypto_tfm *tfm,
static void final(struct crypto_tfm *tfm, u8 *out)
{
tfm->__crt_alg->cra_digest.dia_final(crypto_tfm_ctx(tfm), out);
unsigned long alignmask = crypto_tfm_alg_alignmask(tfm);
if (unlikely((unsigned long)out & alignmask)) {
unsigned int size = crypto_tfm_alg_digestsize(tfm);
u8 buffer[size + alignmask];
u8 *dst = (u8 *)ALIGN((unsigned long)buffer, alignmask + 1);
tfm->__crt_alg->cra_digest.dia_final(tfm, dst);
memcpy(out, dst, size);
} else
tfm->__crt_alg->cra_digest.dia_final(tfm, out);
}
static int setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen)
@ -62,25 +81,15 @@ static int setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen)
u32 flags;
if (tfm->__crt_alg->cra_digest.dia_setkey == NULL)
return -ENOSYS;
return tfm->__crt_alg->cra_digest.dia_setkey(crypto_tfm_ctx(tfm),
key, keylen, &flags);
return tfm->__crt_alg->cra_digest.dia_setkey(tfm, key, keylen, &flags);
}
static void digest(struct crypto_tfm *tfm,
struct scatterlist *sg, unsigned int nsg, u8 *out)
{
unsigned int i;
tfm->crt_digest.dit_init(tfm);
for (i = 0; i < nsg; i++) {
char *p = crypto_kmap(sg[i].page, 0) + sg[i].offset;
tfm->__crt_alg->cra_digest.dia_update(crypto_tfm_ctx(tfm),
p, sg[i].length);
crypto_kunmap(p, 0);
crypto_yield(tfm);
}
crypto_digest_final(tfm, out);
init(tfm);
update(tfm, sg, nsg);
final(tfm, out);
}
int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags)

21
crypto/khazad.c
View file

@ -754,11 +754,11 @@ static const u64 c[KHAZAD_ROUNDS + 1] = {
0xccc41d14c363da5dULL, 0x5fdc7dcd7f5a6c5cULL, 0xf726ffede89d6f8eULL
};
static int khazad_setkey(void *ctx_arg, const u8 *in_key,
unsigned int key_len, u32 *flags)
static int khazad_setkey(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct khazad_ctx *ctx = ctx_arg;
const __be64 *key = (const __be64 *)in_key;
struct khazad_ctx *ctx = crypto_tfm_ctx(tfm);
const __be32 *key = (const __be32 *)in_key;
int r;
const u64 *S = T7;
u64 K2, K1;
@ -769,8 +769,9 @@ static int khazad_setkey(void *ctx_arg, const u8 *in_key,
return -EINVAL;
}
K2 = be64_to_cpu(key[0]);
K1 = be64_to_cpu(key[1]);
/* key is supposed to be 32-bit aligned */
K2 = ((u64)be32_to_cpu(key[0]) << 32) | be32_to_cpu(key[1]);
K1 = ((u64)be32_to_cpu(key[2]) << 32) | be32_to_cpu(key[3]);
/* setup the encrypt key */
for (r = 0; r <= KHAZAD_ROUNDS; r++) {
@ -840,15 +841,15 @@ static void khazad_crypt(const u64 roundKey[KHAZAD_ROUNDS + 1],
*dst = cpu_to_be64(state);
}
static void khazad_encrypt(void *ctx_arg, u8 *dst, const u8 *src)
static void khazad_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct khazad_ctx *ctx = ctx_arg;
struct khazad_ctx *ctx = crypto_tfm_ctx(tfm);
khazad_crypt(ctx->E, dst, src);
}
static void khazad_decrypt(void *ctx_arg, u8 *dst, const u8 *src)
static void khazad_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct khazad_ctx *ctx = ctx_arg;
struct khazad_ctx *ctx = crypto_tfm_ctx(tfm);
khazad_crypt(ctx->D, dst, src);
}

12
crypto/md4.c
View file

@ -152,9 +152,9 @@ static inline void md4_transform_helper(struct md4_ctx *ctx)
md4_transform(ctx->hash, ctx->block);
}
static void md4_init(void *ctx)
static void md4_init(struct crypto_tfm *tfm)
{
struct md4_ctx *mctx = ctx;
struct md4_ctx *mctx = crypto_tfm_ctx(tfm);
mctx->hash[0] = 0x67452301;
mctx->hash[1] = 0xefcdab89;
@ -163,9 +163,9 @@ static void md4_init(void *ctx)
mctx->byte_count = 0;
}
static void md4_update(void *ctx, const u8 *data, unsigned int len)
static void md4_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
{
struct md4_ctx *mctx = ctx;
struct md4_ctx *mctx = crypto_tfm_ctx(tfm);
const u32 avail = sizeof(mctx->block) - (mctx->byte_count & 0x3f);
mctx->byte_count += len;
@ -193,9 +193,9 @@ static void md4_update(void *ctx, const u8 *data, unsigned int len)
memcpy(mctx->block, data, len);
}
static void md4_final(void *ctx, u8 *out)
static void md4_final(struct crypto_tfm *tfm, u8 *out)
{
struct md4_ctx *mctx = ctx;
struct md4_ctx *mctx = crypto_tfm_ctx(tfm);
const unsigned int offset = mctx->byte_count & 0x3f;
char *p = (char *)mctx->block + offset;
int padding = 56 - (offset + 1);

12
crypto/md5.c
View file

@ -147,9 +147,9 @@ static inline void md5_transform_helper(struct md5_ctx *ctx)
md5_transform(ctx->hash, ctx->block);
}
static void md5_init(void *ctx)
static void md5_init(struct crypto_tfm *tfm)
{
struct md5_ctx *mctx = ctx;
struct md5_ctx *mctx = crypto_tfm_ctx(tfm);
mctx->hash[0] = 0x67452301;
mctx->hash[1] = 0xefcdab89;
@ -158,9 +158,9 @@ static void md5_init(void *ctx)
mctx->byte_count = 0;
}
static void md5_update(void *ctx, const u8 *data, unsigned int len)
static void md5_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
{
struct md5_ctx *mctx = ctx;
struct md5_ctx *mctx = crypto_tfm_ctx(tfm);
const u32 avail = sizeof(mctx->block) - (mctx->byte_count & 0x3f);
mctx->byte_count += len;
@ -188,9 +188,9 @@ static void md5_update(void *ctx, const u8 *data, unsigned int len)
memcpy(mctx->block, data, len);
}
static void md5_final(void *ctx, u8 *out)
static void md5_final(struct crypto_tfm *tfm, u8 *out)
{
struct md5_ctx *mctx = ctx;
struct md5_ctx *mctx = crypto_tfm_ctx(tfm);
const unsigned int offset = mctx->byte_count & 0x3f;
char *p = (char *)mctx->block + offset;
int padding = 56 - (offset + 1);

20
crypto/michael_mic.c
View file

@ -45,16 +45,17 @@ do { \
} while (0)
static void michael_init(void *ctx)
static void michael_init(struct crypto_tfm *tfm)
{
struct michael_mic_ctx *mctx = ctx;
struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
mctx->pending_len = 0;
}
static void michael_update(void *ctx, const u8 *data, unsigned int len)
static void michael_update(struct crypto_tfm *tfm, const u8 *data,
unsigned int len)
{
struct michael_mic_ctx *mctx = ctx;
struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
const __le32 *src;
if (mctx->pending_len) {
@ -90,9 +91,9 @@ static void michael_update(void *ctx, const u8 *data, unsigned int len)
}
static void michael_final(void *ctx, u8 *out)
static void michael_final(struct crypto_tfm *tfm, u8 *out)
{
struct michael_mic_ctx *mctx = ctx;
struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
u8 *data = mctx->pending;
__le32 *dst = (__le32 *)out;
@ -121,10 +122,10 @@ static void michael_final(void *ctx, u8 *out)
}
static int michael_setkey(void *ctx, const u8 *key, unsigned int keylen,
u32 *flags)
static int michael_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags)
{
struct michael_mic_ctx *mctx = ctx;
struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
const __le32 *data = (const __le32 *)key;
if (keylen != 8) {
@ -145,6 +146,7 @@ static struct crypto_alg michael_mic_alg = {
.cra_blocksize = 8,
.cra_ctxsize = sizeof(struct michael_mic_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_list = LIST_HEAD_INIT(michael_mic_alg.cra_list),
.cra_u = { .digest = {
.dia_digestsize = 8,

27
crypto/serpent.c
View file

@ -215,9 +215,11 @@ struct serpent_ctx {
};
static int serpent_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
static int serpent_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags)
{
u32 *k = ((struct serpent_ctx *)ctx)->expkey;
struct serpent_ctx *ctx = crypto_tfm_ctx(tfm);
u32 *k = ctx->expkey;
u8 *k8 = (u8 *)k;
u32 r0,r1,r2,r3,r4;
int i;
@ -365,10 +367,11 @@ static int serpent_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *fl
return 0;
}
static void serpent_encrypt(void *ctx, u8 *dst, const u8 *src)
static void serpent_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct serpent_ctx *ctx = crypto_tfm_ctx(tfm);
const u32
*k = ((struct serpent_ctx *)ctx)->expkey,
*k = ctx->expkey,
*s = (const u32 *)src;
u32 *d = (u32 *)dst,
r0, r1, r2, r3, r4;
@ -423,8 +426,9 @@ static void serpent_encrypt(void *ctx, u8 *dst, const u8 *src)
d[3] = cpu_to_le32(r3);
}
static void serpent_decrypt(void *ctx, u8 *dst, const u8 *src)
static void serpent_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct serpent_ctx *ctx = crypto_tfm_ctx(tfm);
const u32
*k = ((struct serpent_ctx *)ctx)->expkey,
*s = (const u32 *)src;
@ -492,7 +496,8 @@ static struct crypto_alg serpent_alg = {
.cia_decrypt = serpent_decrypt } }
};
static int tnepres_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
static int tnepres_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags)
{
u8 rev_key[SERPENT_MAX_KEY_SIZE];
int i;
@ -506,10 +511,10 @@ static int tnepres_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *fl
for (i = 0; i < keylen; ++i)
rev_key[keylen - i - 1] = key[i];
return serpent_setkey(ctx, rev_key, keylen, flags);
return serpent_setkey(tfm, rev_key, keylen, flags);
}
static void tnepres_encrypt(void *ctx, u8 *dst, const u8 *src)
static void tnepres_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
const u32 * const s = (const u32 * const)src;
u32 * const d = (u32 * const)dst;
@ -521,7 +526,7 @@ static void tnepres_encrypt(void *ctx, u8 *dst, const u8 *src)
rs[2] = swab32(s[1]);
rs[3] = swab32(s[0]);
serpent_encrypt(ctx, (u8 *)rd, (u8 *)rs);
serpent_encrypt(tfm, (u8 *)rd, (u8 *)rs);
d[0] = swab32(rd[3]);
d[1] = swab32(rd[2]);
@ -529,7 +534,7 @@ static void tnepres_encrypt(void *ctx, u8 *dst, const u8 *src)
d[3] = swab32(rd[0]);
}
static void tnepres_decrypt(void *ctx, u8 *dst, const u8 *src)
static void tnepres_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
const u32 * const s = (const u32 * const)src;
u32 * const d = (u32 * const)dst;
@ -541,7 +546,7 @@ static void tnepres_decrypt(void *ctx, u8 *dst, const u8 *src)
rs[2] = swab32(s[1]);
rs[3] = swab32(s[0]);
serpent_decrypt(ctx, (u8 *)rd, (u8 *)rs);
serpent_decrypt(tfm, (u8 *)rd, (u8 *)rs);
d[0] = swab32(rd[3]);
d[1] = swab32(rd[2]);

18
crypto/sha1.c
View file

@ -34,9 +34,9 @@ struct sha1_ctx {
u8 buffer[64];
};
static void sha1_init(void *ctx)
static void sha1_init(struct crypto_tfm *tfm)
{
struct sha1_ctx *sctx = ctx;
struct sha1_ctx *sctx = crypto_tfm_ctx(tfm);
static const struct sha1_ctx initstate = {
0,
{ 0x67452301, 0xEFCDAB89, 0x98BADCFE, 0x10325476, 0xC3D2E1F0 },
@ -46,9 +46,10 @@ static void sha1_init(void *ctx)
*sctx = initstate;
}
static void sha1_update(void *ctx, const u8 *data, unsigned int len)
static void sha1_update(struct crypto_tfm *tfm, const u8 *data,
unsigned int len)
{
struct sha1_ctx *sctx = ctx;
struct sha1_ctx *sctx = crypto_tfm_ctx(tfm);
unsigned int partial, done;
const u8 *src;
@ -80,9 +81,9 @@ static void sha1_update(void *ctx, const u8 *data, unsigned int len)
/* Add padding and return the message digest. */
static void sha1_final(void* ctx, u8 *out)
static void sha1_final(struct crypto_tfm *tfm, u8 *out)
{
struct sha1_ctx *sctx = ctx;
struct sha1_ctx *sctx = crypto_tfm_ctx(tfm);
__be32 *dst = (__be32 *)out;
u32 i, index, padlen;
__be64 bits;
@ -93,10 +94,10 @@ static void sha1_final(void* ctx, u8 *out)
/* Pad out to 56 mod 64 */
index = sctx->count & 0x3f;
padlen = (index < 56) ? (56 - index) : ((64+56) - index);
sha1_update(sctx, padding, padlen);
sha1_update(tfm, padding, padlen);
/* Append length */
sha1_update(sctx, (const u8 *)&bits, sizeof(bits));
sha1_update(tfm, (const u8 *)&bits, sizeof(bits));
/* Store state in digest */
for (i = 0; i < 5; i++)
@ -112,6 +113,7 @@ static struct crypto_alg alg = {
.cra_blocksize = SHA1_HMAC_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct sha1_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_list = LIST_HEAD_INIT(alg.cra_list),
.cra_u = { .digest = {
.dia_digestsize = SHA1_DIGEST_SIZE,

19
crypto/sha256.c
View file

@ -230,9 +230,9 @@ static void sha256_transform(u32 *state, const u8 *input)
memset(W, 0, 64 * sizeof(u32));
}
static void sha256_init(void *ctx)
static void sha256_init(struct crypto_tfm *tfm)
{
struct sha256_ctx *sctx = ctx;
struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = H0;
sctx->state[1] = H1;
sctx->state[2] = H2;
@ -242,12 +242,12 @@ static void sha256_init(void *ctx)
sctx->state[6] = H6;
sctx->state[7] = H7;
sctx->count[0] = sctx->count[1] = 0;
memset(sctx->buf, 0, sizeof(sctx->buf));
}
static void sha256_update(void *ctx, const u8 *data, unsigned int len)
static void sha256_update(struct crypto_tfm *tfm, const u8 *data,
unsigned int len)
{
struct sha256_ctx *sctx = ctx;
struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
unsigned int i, index, part_len;
/* Compute number of bytes mod 128 */
@ -277,9 +277,9 @@ static void sha256_update(void *ctx, const u8 *data, unsigned int len)
memcpy(&sctx->buf[index], &data[i], len-i);
}
static void sha256_final(void* ctx, u8 *out)
static void sha256_final(struct crypto_tfm *tfm, u8 *out)
{
struct sha256_ctx *sctx = ctx;
struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
__be32 *dst = (__be32 *)out;
__be32 bits[2];
unsigned int index, pad_len;
@ -293,10 +293,10 @@ static void sha256_final(void* ctx, u8 *out)
/* Pad out to 56 mod 64. */
index = (sctx->count[0] >> 3) & 0x3f;
pad_len = (index < 56) ? (56 - index) : ((64+56) - index);
sha256_update(sctx, padding, pad_len);
sha256_update(tfm, padding, pad_len);
/* Append length (before padding) */
sha256_update(sctx, (const u8 *)bits, sizeof(bits));
sha256_update(tfm, (const u8 *)bits, sizeof(bits));
/* Store state in digest */
for (i = 0; i < 8; i++)
@ -313,6 +313,7 @@ static struct crypto_alg alg = {
.cra_blocksize = SHA256_HMAC_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct sha256_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_list = LIST_HEAD_INIT(alg.cra_list),
.cra_u = { .digest = {
.dia_digestsize = SHA256_DIGEST_SIZE,

29
crypto/sha512.c
View file

@ -161,9 +161,9 @@ sha512_transform(u64 *state, u64 *W, const u8 *input)
}
static void
sha512_init(void *ctx)
sha512_init(struct crypto_tfm *tfm)
{
struct sha512_ctx *sctx = ctx;
struct sha512_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = H0;
sctx->state[1] = H1;
sctx->state[2] = H2;
@ -173,13 +173,12 @@ sha512_init(void *ctx)
sctx->state[6] = H6;
sctx->state[7] = H7;
sctx->count[0] = sctx->count[1] = sctx->count[2] = sctx->count[3] = 0;
memset(sctx->buf, 0, sizeof(sctx->buf));
}
static void
sha384_init(void *ctx)
sha384_init(struct crypto_tfm *tfm)
{
struct sha512_ctx *sctx = ctx;
struct sha512_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = HP0;
sctx->state[1] = HP1;
sctx->state[2] = HP2;
@ -189,13 +188,12 @@ sha384_init(void *ctx)
sctx->state[6] = HP6;
sctx->state[7] = HP7;
sctx->count[0] = sctx->count[1] = sctx->count[2] = sctx->count[3] = 0;
memset(sctx->buf, 0, sizeof(sctx->buf));
}
static void
sha512_update(void *ctx, const u8 *data, unsigned int len)
sha512_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
{
struct sha512_ctx *sctx = ctx;
struct sha512_ctx *sctx = crypto_tfm_ctx(tfm);
unsigned int i, index, part_len;
@ -233,9 +231,9 @@ sha512_update(void *ctx, const u8 *data, unsigned int len)
}
static void
sha512_final(void *ctx, u8 *hash)
sha512_final(struct crypto_tfm *tfm, u8 *hash)
{
struct sha512_ctx *sctx = ctx;
struct sha512_ctx *sctx = crypto_tfm_ctx(tfm);
static u8 padding[128] = { 0x80, };
__be64 *dst = (__be64 *)hash;
__be32 bits[4];
@ -251,10 +249,10 @@ sha512_final(void *ctx, u8 *hash)
/* Pad out to 112 mod 128. */
index = (sctx->count[0] >> 3) & 0x7f;
pad_len = (index < 112) ? (112 - index) : ((128+112) - index);
sha512_update(sctx, padding, pad_len);
sha512_update(tfm, padding, pad_len);
/* Append length (before padding) */
sha512_update(sctx, (const u8 *)bits, sizeof(bits));
sha512_update(tfm, (const u8 *)bits, sizeof(bits));
/* Store state in digest */
for (i = 0; i < 8; i++)
@ -264,12 +262,11 @@ sha512_final(void *ctx, u8 *hash)
memset(sctx, 0, sizeof(struct sha512_ctx));
}
static void sha384_final(void *ctx, u8 *hash)
static void sha384_final(struct crypto_tfm *tfm, u8 *hash)
{
struct sha512_ctx *sctx = ctx;
u8 D[64];
sha512_final(sctx, D);
sha512_final(tfm, D);
memcpy(hash, D, 48);
memset(D, 0, 64);
@ -281,6 +278,7 @@ static struct crypto_alg sha512 = {
.cra_blocksize = SHA512_HMAC_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct sha512_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_list = LIST_HEAD_INIT(sha512.cra_list),
.cra_u = { .digest = {
.dia_digestsize = SHA512_DIGEST_SIZE,
@ -295,6 +293,7 @@ static struct crypto_alg sha384 = {
.cra_flags = CRYPTO_ALG_TYPE_DIGEST,
.cra_blocksize = SHA384_HMAC_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct sha512_ctx),
.cra_alignmask = 3,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(sha384.cra_list),
.cra_u = { .digest = {

179
crypto/tcrypt.c
View file

@ -570,6 +570,122 @@ out:
crypto_free_tfm(tfm);
}
static void test_digest_jiffies(struct crypto_tfm *tfm, char *p, int blen,
int plen, char *out, int sec)
{
struct scatterlist sg[1];
unsigned long start, end;
int bcount, pcount;
for (start = jiffies, end = start + sec * HZ, bcount = 0;
time_before(jiffies, end); bcount++) {
crypto_digest_init(tfm);
for (pcount = 0; pcount < blen; pcount += plen) {
sg_set_buf(sg, p + pcount, plen);
crypto_digest_update(tfm, sg, 1);
}
/* we assume there is enough space in 'out' for the result */
crypto_digest_final(tfm, out);
}
printk("%6u opers/sec, %9lu bytes/sec\n",
bcount / sec, ((long)bcount * blen) / sec);
return;
}
static void test_digest_cycles(struct crypto_tfm *tfm, char *p, int blen,
int plen, char *out)
{
struct scatterlist sg[1];
unsigned long cycles = 0;
int i, pcount;
local_bh_disable();
local_irq_disable();
/* Warm-up run. */
for (i = 0; i < 4; i++) {
crypto_digest_init(tfm);
for (pcount = 0; pcount < blen; pcount += plen) {
sg_set_buf(sg, p + pcount, plen);
crypto_digest_update(tfm, sg, 1);
}
crypto_digest_final(tfm, out);
}
/* The real thing. */
for (i = 0; i < 8; i++) {
cycles_t start, end;
crypto_digest_init(tfm);
start = get_cycles();
for (pcount = 0; pcount < blen; pcount += plen) {
sg_set_buf(sg, p + pcount, plen);
crypto_digest_update(tfm, sg, 1);
}
crypto_digest_final(tfm, out);
end = get_cycles();
cycles += end - start;
}
local_irq_enable();
local_bh_enable();
printk("%6lu cycles/operation, %4lu cycles/byte\n",
cycles / 8, cycles / (8 * blen));
return;
}
static void test_digest_speed(char *algo, unsigned int sec,
struct digest_speed *speed)
{
struct crypto_tfm *tfm;
char output[1024];
int i;
printk("\ntesting speed of %s\n", algo);
tfm = crypto_alloc_tfm(algo, 0);
if (tfm == NULL) {
printk("failed to load transform for %s\n", algo);
return;
}
if (crypto_tfm_alg_digestsize(tfm) > sizeof(output)) {
printk("digestsize(%u) > outputbuffer(%zu)\n",
crypto_tfm_alg_digestsize(tfm), sizeof(output));
goto out;
}
for (i = 0; speed[i].blen != 0; i++) {
if (speed[i].blen > TVMEMSIZE) {
printk("template (%u) too big for tvmem (%u)\n",
speed[i].blen, TVMEMSIZE);
goto out;
}
printk("test%3u (%5u byte blocks,%5u bytes per update,%4u updates): ",
i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
memset(tvmem, 0xff, speed[i].blen);
if (sec)
test_digest_jiffies(tfm, tvmem, speed[i].blen, speed[i].plen, output, sec);
else
test_digest_cycles(tfm, tvmem, speed[i].blen, speed[i].plen, output);
}
out:
crypto_free_tfm(tfm);
}
static void test_deflate(void)
{
unsigned int i;
@ -1086,6 +1202,60 @@ static void do_test(void)
des_speed_template);
break;
case 300:
/* fall through */
case 301:
test_digest_speed("md4", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 302:
test_digest_speed("md5", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 303:
test_digest_speed("sha1", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 304:
test_digest_speed("sha256", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 305:
test_digest_speed("sha384", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 306:
test_digest_speed("sha512", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 307:
test_digest_speed("wp256", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 308:
test_digest_speed("wp384", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 309:
test_digest_speed("wp512", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 310:
test_digest_speed("tgr128", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 311:
test_digest_speed("tgr160", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 312:
test_digest_speed("tgr192", sec, generic_digest_speed_template);
if (mode > 300 && mode < 400) break;
case 399:
break;
case 1000:
test_available();
break;
@ -1113,7 +1283,14 @@ static int __init init(void)
kfree(xbuf);
kfree(tvmem);
return 0;
/* We intentionaly return -EAGAIN to prevent keeping
* the module. It does all its work from init()
* and doesn't offer any runtime functionality
* => we don't need it in the memory, do we?
* -- mludvig
*/
return -EAGAIN;
}
/*

36
crypto/tcrypt.h
View file

@ -65,6 +65,11 @@ struct cipher_speed {
unsigned int blen;
};
struct digest_speed {
unsigned int blen; /* buffer length */
unsigned int plen; /* per-update length */
};
/*
* MD4 test vectors from RFC1320
*/
@ -2975,4 +2980,35 @@ static struct cipher_speed des_speed_template[] = {
{ .klen = 0, .blen = 0, }
};
/*
* Digest speed tests
*/
static struct digest_speed generic_digest_speed_template[] = {
{ .blen = 16, .plen = 16, },
{ .blen = 64, .plen = 16, },
{ .blen = 64, .plen = 64, },
{ .blen = 256, .plen = 16, },
{ .blen = 256, .plen = 64, },
{ .blen = 256, .plen = 256, },
{ .blen = 1024, .plen = 16, },
{ .blen = 1024, .plen = 256, },
{ .blen = 1024, .plen = 1024, },
{ .blen = 2048, .plen = 16, },
{ .blen = 2048, .plen = 256, },
{ .blen = 2048, .plen = 1024, },
{ .blen = 2048, .plen = 2048, },
{ .blen = 4096, .plen = 16, },
{ .blen = 4096, .plen = 256, },
{ .blen = 4096, .plen = 1024, },
{ .blen = 4096, .plen = 4096, },
{ .blen = 8192, .plen = 16, },
{ .blen = 8192, .plen = 256, },
{ .blen = 8192, .plen = 1024, },
{ .blen = 8192, .plen = 4096, },
{ .blen = 8192, .plen = 8192, },
/* End marker */
{ .blen = 0, .plen = 0, }
};
#endif /* _CRYPTO_TCRYPT_H */

55
crypto/tea.c
View file

@ -45,10 +45,10 @@ struct xtea_ctx {
u32 KEY[4];
};
static int tea_setkey(void *ctx_arg, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct tea_ctx *ctx = ctx_arg;
static int tea_setkey(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct tea_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
if (key_len != 16)
@ -66,12 +66,11 @@ static int tea_setkey(void *ctx_arg, const u8 *in_key,
}
static void tea_encrypt(void *ctx_arg, u8 *dst, const u8 *src)
{
static void tea_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
u32 y, z, n, sum = 0;
u32 k0, k1, k2, k3;
struct tea_ctx *ctx = ctx_arg;
struct tea_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *in = (const __le32 *)src;
__le32 *out = (__le32 *)dst;
@ -95,11 +94,11 @@ static void tea_encrypt(void *ctx_arg, u8 *dst, const u8 *src)
out[1] = cpu_to_le32(z);
}
static void tea_decrypt(void *ctx_arg, u8 *dst, const u8 *src)
{
static void tea_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
u32 y, z, n, sum;
u32 k0, k1, k2, k3;
struct tea_ctx *ctx = ctx_arg;
struct tea_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *in = (const __le32 *)src;
__le32 *out = (__le32 *)dst;
@ -125,10 +124,10 @@ static void tea_decrypt(void *ctx_arg, u8 *dst, const u8 *src)
out[1] = cpu_to_le32(z);
}
static int xtea_setkey(void *ctx_arg, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct xtea_ctx *ctx = ctx_arg;
static int xtea_setkey(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct xtea_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
if (key_len != 16)
@ -146,12 +145,11 @@ static int xtea_setkey(void *ctx_arg, const u8 *in_key,
}
static void xtea_encrypt(void *ctx_arg, u8 *dst, const u8 *src)
{
static void xtea_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
u32 y, z, sum = 0;
u32 limit = XTEA_DELTA * XTEA_ROUNDS;
struct xtea_ctx *ctx = ctx_arg;
struct xtea_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *in = (const __le32 *)src;
__le32 *out = (__le32 *)dst;
@ -168,10 +166,10 @@ static void xtea_encrypt(void *ctx_arg, u8 *dst, const u8 *src)
out[1] = cpu_to_le32(z);
}
static void xtea_decrypt(void *ctx_arg, u8 *dst, const u8 *src)
{
static void xtea_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
u32 y, z, sum;
struct tea_ctx *ctx = ctx_arg;
struct tea_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *in = (const __le32 *)src;
__le32 *out = (__le32 *)dst;
@ -191,12 +189,11 @@ static void xtea_decrypt(void *ctx_arg, u8 *dst, const u8 *src)
}
static void xeta_encrypt(void *ctx_arg, u8 *dst, const u8 *src)
{
static void xeta_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
u32 y, z, sum = 0;
u32 limit = XTEA_DELTA * XTEA_ROUNDS;
struct xtea_ctx *ctx = ctx_arg;
struct xtea_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *in = (const __le32 *)src;
__le32 *out = (__le32 *)dst;
@ -213,10 +210,10 @@ static void xeta_encrypt(void *ctx_arg, u8 *dst, const u8 *src)
out[1] = cpu_to_le32(z);
}
static void xeta_decrypt(void *ctx_arg, u8 *dst, const u8 *src)
{
static void xeta_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
u32 y, z, sum;
struct tea_ctx *ctx = ctx_arg;
struct tea_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *in = (const __le32 *)src;
__le32 *out = (__le32 *)dst;

33
crypto/tgr192.c
View file

@ -496,11 +496,10 @@ static void tgr192_transform(struct tgr192_ctx *tctx, const u8 * data)
tctx->c = c;
}
static void tgr192_init(void *ctx)
static void tgr192_init(struct crypto_tfm *tfm)
{
struct tgr192_ctx *tctx = ctx;
struct tgr192_ctx *tctx = crypto_tfm_ctx(tfm);
memset (tctx->hash, 0, 64);
tctx->a = 0x0123456789abcdefULL;
tctx->b = 0xfedcba9876543210ULL;
tctx->c = 0xf096a5b4c3b2e187ULL;
@ -511,9 +510,10 @@ static void tgr192_init(void *ctx)
/* Update the message digest with the contents
* of INBUF with length INLEN. */
static void tgr192_update(void *ctx, const u8 * inbuf, unsigned int len)
static void tgr192_update(struct crypto_tfm *tfm, const u8 *inbuf,
unsigned int len)
{
struct tgr192_ctx *tctx = ctx;
struct tgr192_ctx *tctx = crypto_tfm_ctx(tfm);
if (tctx->count == 64) { /* flush the buffer */
tgr192_transform(tctx, tctx->hash);
@ -527,7 +527,7 @@ static void tgr192_update(void *ctx, const u8 * inbuf, unsigned int len)
for (; len && tctx->count < 64; len--) {
tctx->hash[tctx->count++] = *inbuf++;
}
tgr192_update(tctx, NULL, 0);
tgr192_update(tfm, NULL, 0);
if (!len) {
return;
}
@ -549,15 +549,15 @@ static void tgr192_update(void *ctx, const u8 * inbuf, unsigned int len)
/* The routine terminates the computation */
static void tgr192_final(void *ctx, u8 * out)
static void tgr192_final(struct crypto_tfm *tfm, u8 * out)
{
struct tgr192_ctx *tctx = ctx;
struct tgr192_ctx *tctx = crypto_tfm_ctx(tfm);
__be64 *dst = (__be64 *)out;
__be64 *be64p;
__le32 *le32p;
u32 t, msb, lsb;
tgr192_update(tctx, NULL, 0); /* flush */ ;
tgr192_update(tfm, NULL, 0); /* flush */ ;
msb = 0;
t = tctx->nblocks;
@ -585,7 +585,7 @@ static void tgr192_final(void *ctx, u8 * out)
while (tctx->count < 64) {
tctx->hash[tctx->count++] = 0;
}
tgr192_update(tctx, NULL, 0); /* flush */ ;
tgr192_update(tfm, NULL, 0); /* flush */ ;
memset(tctx->hash, 0, 56); /* fill next block with zeroes */
}
/* append the 64 bit count */
@ -601,22 +601,20 @@ static void tgr192_final(void *ctx, u8 * out)
dst[2] = be64p[2] = cpu_to_be64(tctx->c);
}
static void tgr160_final(void *ctx, u8 * out)
static void tgr160_final(struct crypto_tfm *tfm, u8 * out)
{
struct tgr192_ctx *wctx = ctx;
u8 D[64];
tgr192_final(wctx, D);
tgr192_final(tfm, D);
memcpy(out, D, TGR160_DIGEST_SIZE);
memset(D, 0, TGR192_DIGEST_SIZE);
}
static void tgr128_final(void *ctx, u8 * out)
static void tgr128_final(struct crypto_tfm *tfm, u8 * out)
{
struct tgr192_ctx *wctx = ctx;
u8 D[64];
tgr192_final(wctx, D);
tgr192_final(tfm, D);
memcpy(out, D, TGR128_DIGEST_SIZE);
memset(D, 0, TGR192_DIGEST_SIZE);
}
@ -627,6 +625,7 @@ static struct crypto_alg tgr192 = {
.cra_blocksize = TGR192_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tgr192_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 7,
.cra_list = LIST_HEAD_INIT(tgr192.cra_list),
.cra_u = {.digest = {
.dia_digestsize = TGR192_DIGEST_SIZE,
@ -641,6 +640,7 @@ static struct crypto_alg tgr160 = {
.cra_blocksize = TGR192_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tgr192_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 7,
.cra_list = LIST_HEAD_INIT(tgr160.cra_list),
.cra_u = {.digest = {
.dia_digestsize = TGR160_DIGEST_SIZE,
@ -655,6 +655,7 @@ static struct crypto_alg tgr128 = {
.cra_blocksize = TGR192_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tgr192_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 7,
.cra_list = LIST_HEAD_INIT(tgr128.cra_list),
.cra_u = {.digest = {
.dia_digestsize = TGR128_DIGEST_SIZE,

14
crypto/twofish.c
View file

@ -643,11 +643,11 @@ struct twofish_ctx {
};
/* Perform the key setup. */
static int twofish_setkey(void *cx, const u8 *key,
unsigned int key_len, u32 *flags)
static int twofish_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int key_len, u32 *flags)
{
struct twofish_ctx *ctx = cx;
struct twofish_ctx *ctx = crypto_tfm_ctx(tfm);
int i, j, k;
@ -802,9 +802,9 @@ static int twofish_setkey(void *cx, const u8 *key,
}
/* Encrypt one block. in and out may be the same. */
static void twofish_encrypt(void *cx, u8 *out, const u8 *in)
static void twofish_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct twofish_ctx *ctx = cx;
struct twofish_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *src = (const __le32 *)in;
__le32 *dst = (__le32 *)out;
@ -839,9 +839,9 @@ static void twofish_encrypt(void *cx, u8 *out, const u8 *in)
}
/* Decrypt one block. in and out may be the same. */
static void twofish_decrypt(void *cx, u8 *out, const u8 *in)
static void twofish_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct twofish_ctx *ctx = cx;
struct twofish_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *src = (const __le32 *)in;
__le32 *dst = (__le32 *)out;

24
crypto/wp512.c
View file

@ -981,9 +981,9 @@ 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;
@ -993,10 +993,10 @@ 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;
@ -1054,9 +1054,9 @@ 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;
@ -1087,22 +1087,20 @@ static void wp512_final(void *ctx, u8 *out)
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);
}

39
drivers/crypto/padlock-aes.c
View file

@ -60,15 +60,14 @@
#define AES_EXTENDED_KEY_SIZE_B (AES_EXTENDED_KEY_SIZE * sizeof(uint32_t))
struct aes_ctx {
uint32_t e_data[AES_EXTENDED_KEY_SIZE];
uint32_t d_data[AES_EXTENDED_KEY_SIZE];
struct {
struct cword encrypt;
struct cword decrypt;
} cword;
uint32_t *E;
uint32_t *D;
u32 *D;
int key_length;
u32 E[AES_EXTENDED_KEY_SIZE];
u32 d_data[AES_EXTENDED_KEY_SIZE];
};
/* ====== Key management routines ====== */
@ -282,19 +281,20 @@ aes_hw_extkey_available(uint8_t key_len)
return 0;
}
static inline struct aes_ctx *aes_ctx(void *ctx)
static inline struct aes_ctx *aes_ctx(struct crypto_tfm *tfm)
{
unsigned long addr = (unsigned long)crypto_tfm_ctx(tfm);
unsigned long align = PADLOCK_ALIGNMENT;
if (align <= crypto_tfm_ctx_alignment())
align = 1;
return (struct aes_ctx *)ALIGN((unsigned long)ctx, align);
return (struct aes_ctx *)ALIGN(addr, align);
}
static int
aes_set_key(void *ctx_arg, const uint8_t *in_key, unsigned int key_len, uint32_t *flags)
static int aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len, u32 *flags)
{
struct aes_ctx *ctx = aes_ctx(ctx_arg);
struct aes_ctx *ctx = aes_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
uint32_t i, t, u, v, w;
uint32_t P[AES_EXTENDED_KEY_SIZE];
@ -312,8 +312,7 @@ aes_set_key(void *ctx_arg, const uint8_t *in_key, unsigned int key_len, uint32_t
* itself we must supply the plain key for both encryption
* and decryption.
*/
ctx->E = ctx->e_data;
ctx->D = ctx->e_data;
ctx->D = ctx->E;
E_KEY[0] = le32_to_cpu(key[0]);
E_KEY[1] = le32_to_cpu(key[1]);
@ -414,24 +413,22 @@ static inline u8 *padlock_xcrypt_cbc(const u8 *input, u8 *output, void *key,
return iv;
}
static void
aes_encrypt(void *ctx_arg, uint8_t *out, const uint8_t *in)
static void aes_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct aes_ctx *ctx = aes_ctx(ctx_arg);
struct aes_ctx *ctx = aes_ctx(tfm);
padlock_xcrypt_ecb(in, out, ctx->E, &ctx->cword.encrypt, 1);
}
static void
aes_decrypt(void *ctx_arg, uint8_t *out, const uint8_t *in)
static void aes_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct aes_ctx *ctx = aes_ctx(ctx_arg);
struct aes_ctx *ctx = aes_ctx(tfm);
padlock_xcrypt_ecb(in, out, ctx->D, &ctx->cword.decrypt, 1);
}
static unsigned int aes_encrypt_ecb(const struct cipher_desc *desc, u8 *out,
const u8 *in, unsigned int nbytes)
{
struct aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(desc->tfm));
struct aes_ctx *ctx = aes_ctx(desc->tfm);
padlock_xcrypt_ecb(in, out, ctx->E, &ctx->cword.encrypt,
nbytes / AES_BLOCK_SIZE);
return nbytes & ~(AES_BLOCK_SIZE - 1);
@ -440,7 +437,7 @@ static unsigned int aes_encrypt_ecb(const struct cipher_desc *desc, u8 *out,
static unsigned int aes_decrypt_ecb(const struct cipher_desc *desc, u8 *out,
const u8 *in, unsigned int nbytes)
{
struct aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(desc->tfm));
struct aes_ctx *ctx = aes_ctx(desc->tfm);
padlock_xcrypt_ecb(in, out, ctx->D, &ctx->cword.decrypt,
nbytes / AES_BLOCK_SIZE);
return nbytes & ~(AES_BLOCK_SIZE - 1);
@ -449,7 +446,7 @@ static unsigned int aes_decrypt_ecb(const struct cipher_desc *desc, u8 *out,
static unsigned int aes_encrypt_cbc(const struct cipher_desc *desc, u8 *out,
const u8 *in, unsigned int nbytes)
{
struct aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(desc->tfm));
struct aes_ctx *ctx = aes_ctx(desc->tfm);
u8 *iv;
iv = padlock_xcrypt_cbc(in, out, ctx->E, desc->info,
@ -462,7 +459,7 @@ static unsigned int aes_encrypt_cbc(const struct cipher_desc *desc, u8 *out,
static unsigned int aes_decrypt_cbc(const struct cipher_desc *desc, u8 *out,
const u8 *in, unsigned int nbytes)
{
struct aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(desc->tfm));
struct aes_ctx *ctx = aes_ctx(desc->tfm);
padlock_xcrypt_cbc(in, out, ctx->D, desc->info, &ctx->cword.decrypt,
nbytes / AES_BLOCK_SIZE);
return nbytes & ~(AES_BLOCK_SIZE - 1);

34
include/linux/crypto.h
View file

@ -66,7 +66,7 @@ struct crypto_tfm;
struct cipher_desc {
struct crypto_tfm *tfm;
void (*crfn)(void *ctx, u8 *dst, const u8 *src);
void (*crfn)(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
unsigned int (*prfn)(const struct cipher_desc *desc, u8 *dst,
const u8 *src, unsigned int nbytes);
void *info;
@ -79,10 +79,10 @@ struct cipher_desc {
struct cipher_alg {
unsigned int cia_min_keysize;
unsigned int cia_max_keysize;
int (*cia_setkey)(void *ctx, const u8 *key,
int (*cia_setkey)(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags);
void (*cia_encrypt)(void *ctx, u8 *dst, const u8 *src);
void (*cia_decrypt)(void *ctx, u8 *dst, const u8 *src);
void (*cia_encrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
void (*cia_decrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
unsigned int (*cia_encrypt_ecb)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
@ -100,20 +100,19 @@ struct cipher_alg {
struct digest_alg {
unsigned int dia_digestsize;
void (*dia_init)(void *ctx);
void (*dia_update)(void *ctx, const u8 *data, unsigned int len);
void (*dia_final)(void *ctx, u8 *out);
int (*dia_setkey)(void *ctx, const u8 *key,
void (*dia_init)(struct crypto_tfm *tfm);
void (*dia_update)(struct crypto_tfm *tfm, const u8 *data,
unsigned int len);
void (*dia_final)(struct crypto_tfm *tfm, u8 *out);
int (*dia_setkey)(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen, u32 *flags);
};
struct compress_alg {
int (*coa_init)(void *ctx);
void (*coa_exit)(void *ctx);
int (*coa_compress)(void *ctx, const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen);
int (*coa_decompress)(void *ctx, const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen);
int (*coa_compress)(struct crypto_tfm *tfm, const u8 *src,
unsigned int slen, u8 *dst, unsigned int *dlen);
int (*coa_decompress)(struct crypto_tfm *tfm, const u8 *src,
unsigned int slen, u8 *dst, unsigned int *dlen);
};
#define cra_cipher cra_u.cipher
@ -129,14 +128,17 @@ struct crypto_alg {
int cra_priority;
const char cra_name[CRYPTO_MAX_ALG_NAME];
const char cra_driver_name[CRYPTO_MAX_ALG_NAME];
char cra_name[CRYPTO_MAX_ALG_NAME];
char cra_driver_name[CRYPTO_MAX_ALG_NAME];
union {
struct cipher_alg cipher;
struct digest_alg digest;
struct compress_alg compress;
} cra_u;
int (*cra_init)(struct crypto_tfm *tfm);
void (*cra_exit)(struct crypto_tfm *tfm);
struct module *cra_module;
};