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authorSebastian Siewior <sebastian@breakpoint.cc>2007-11-30 00:15:11 +1100
committerHerbert Xu <herbert@gondor.apana.org.au>2008-01-11 08:16:24 +1100
commit06e1a8f0505426a97292174a959560fd86ea0a3d (patch)
tree4b002a28d57b35d655d74636b52924a20d4b686b /arch/x86/crypto
parent28db8e3e38e593d22e2c69942bb1ca7be2a35f05 (diff)
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[CRYPTO] aes-asm: Merge common glue code
32 bit and 64 bit glue code is using (now) the same piece code. This patch unifies them. Signed-off-by: Sebastian Siewior <sebastian@breakpoint.cc> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/x86/crypto')
-rw-r--r--arch/x86/crypto/Makefile4
-rw-r--r--arch/x86/crypto/aes_32.c58
-rw-r--r--arch/x86/crypto/aes_glue.c (renamed from arch/x86/crypto/aes_64.c)35
3 files changed, 20 insertions, 77 deletions
diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile
index 46bb609e244..b8fbb43df6d 100644
--- a/arch/x86/crypto/Makefile
+++ b/arch/x86/crypto/Makefile
@@ -8,8 +8,8 @@ obj-$(CONFIG_CRYPTO_TWOFISH_586) += twofish-i586.o
obj-$(CONFIG_CRYPTO_AES_X86_64) += aes-x86_64.o
obj-$(CONFIG_CRYPTO_TWOFISH_X86_64) += twofish-x86_64.o
-aes-i586-y := aes-i586-asm_32.o aes_32.o
+aes-i586-y := aes-i586-asm_32.o aes_glue.o
twofish-i586-y := twofish-i586-asm_32.o twofish_32.o
-aes-x86_64-y := aes-x86_64-asm_64.o aes_64.o
+aes-x86_64-y := aes-x86_64-asm_64.o aes_glue.o
twofish-x86_64-y := twofish-x86_64-asm_64.o twofish_64.o
diff --git a/arch/x86/crypto/aes_32.c b/arch/x86/crypto/aes_32.c
deleted file mode 100644
index 8556d9561c2..00000000000
--- a/arch/x86/crypto/aes_32.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Glue Code for optimized 586 assembler version of AES
- */
-
-#include <crypto/aes.h>
-#include <linux/module.h>
-#include <linux/crypto.h>
-
-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);
-
-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",
- .cra_driver_name = "aes-i586",
- .cra_priority = 200,
- .cra_flags = CRYPTO_ALG_TYPE_CIPHER,
- .cra_blocksize = AES_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct crypto_aes_ctx),
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(aes_alg.cra_list),
- .cra_u = {
- .cipher = {
- .cia_min_keysize = AES_MIN_KEY_SIZE,
- .cia_max_keysize = AES_MAX_KEY_SIZE,
- .cia_setkey = crypto_aes_set_key,
- .cia_encrypt = aes_encrypt,
- .cia_decrypt = aes_decrypt
- }
- }
-};
-
-static int __init aes_init(void)
-{
- return crypto_register_alg(&aes_alg);
-}
-
-static void __exit aes_fini(void)
-{
- crypto_unregister_alg(&aes_alg);
-}
-
-module_init(aes_init);
-module_exit(aes_fini);
-
-MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm, i586 asm optimized");
-MODULE_LICENSE("Dual BSD/GPL");
-MODULE_AUTHOR("Fruhwirth Clemens, James Morris, Brian Gladman, Adam Richter");
-MODULE_ALIAS("aes");
diff --git a/arch/x86/crypto/aes_64.c b/arch/x86/crypto/aes_glue.c
index d7a41a97dd3..71f45782711 100644
--- a/arch/x86/crypto/aes_64.c
+++ b/arch/x86/crypto/aes_glue.c
@@ -1,5 +1,5 @@
/*
- * Glue Code for AES Cipher Algorithm
+ * Glue Code for the asm optimized version of the AES Cipher Algorithm
*
*/
@@ -19,21 +19,21 @@ static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
}
static struct crypto_alg aes_alg = {
- .cra_name = "aes",
- .cra_driver_name = "aes-x86_64",
- .cra_priority = 200,
- .cra_flags = CRYPTO_ALG_TYPE_CIPHER,
- .cra_blocksize = AES_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct crypto_aes_ctx),
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(aes_alg.cra_list),
- .cra_u = {
- .cipher = {
- .cia_min_keysize = AES_MIN_KEY_SIZE,
- .cia_max_keysize = AES_MAX_KEY_SIZE,
- .cia_setkey = crypto_aes_set_key,
- .cia_encrypt = aes_encrypt,
- .cia_decrypt = aes_decrypt
+ .cra_name = "aes",
+ .cra_driver_name = "aes-asm",
+ .cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_TYPE_CIPHER,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto_aes_ctx),
+ .cra_module = THIS_MODULE,
+ .cra_list = LIST_HEAD_INIT(aes_alg.cra_list),
+ .cra_u = {
+ .cipher = {
+ .cia_min_keysize = AES_MIN_KEY_SIZE,
+ .cia_max_keysize = AES_MAX_KEY_SIZE,
+ .cia_setkey = crypto_aes_set_key,
+ .cia_encrypt = aes_encrypt,
+ .cia_decrypt = aes_decrypt
}
}
};
@@ -51,6 +51,7 @@ static void __exit aes_fini(void)
module_init(aes_init);
module_exit(aes_fini);
-MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm");
+MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm, asm optimized");
MODULE_LICENSE("GPL");
MODULE_ALIAS("aes");
+MODULE_ALIAS("aes-asm");