summaryrefslogtreecommitdiffstats
path: root/arch/x86_64
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86_64')
-rw-r--r--arch/x86_64/crypto/aes-x86_64-asm.S18
-rw-r--r--arch/x86_64/crypto/aes.c10
-rw-r--r--arch/x86_64/kernel/asm-offsets.c3
3 files changed, 19 insertions, 12 deletions
diff --git a/arch/x86_64/crypto/aes-x86_64-asm.S b/arch/x86_64/crypto/aes-x86_64-asm.S
index 483cbb23ab8d..f3ba643e144d 100644
--- a/arch/x86_64/crypto/aes-x86_64-asm.S
+++ b/arch/x86_64/crypto/aes-x86_64-asm.S
@@ -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)
@@ -147,7 +151,7 @@ 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_encrypt(stuct crypto_tfm *tfm, u8 *out, const u8 *in) */
entry(aes_encrypt,0,enc128,enc192)
encrypt_round(aes_ft_tab,-96)
@@ -166,7 +170,7 @@ 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_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in) */
entry(aes_decrypt,240,dec128,dec192)
decrypt_round(aes_it_tab,-96)
diff --git a/arch/x86_64/crypto/aes.c b/arch/x86_64/crypto/aes.c
index 6f77e7700d32..d6f8e0463b5d 100644
--- a/arch/x86_64/crypto/aes.c
+++ b/arch/x86_64/crypto/aes.c
@@ -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 +283,8 @@ 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);
+extern void aes_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in);
+extern void aes_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in);
static struct crypto_alg aes_alg = {
.cra_name = "aes",
diff --git a/arch/x86_64/kernel/asm-offsets.c b/arch/x86_64/kernel/asm-offsets.c
index 38834bbbae11..96687e2beb2c 100644
--- a/arch/x86_64/kernel/asm-offsets.c
+++ b/arch/x86_64/kernel/asm-offsets.c
@@ -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;
}