projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 5157dea8 | 1 | /* |
| 1da177e4 | 2 | * Glue Code for optimized 586 assembler version of AES |
| 1da177e4 | 3 | */ |
| 06ace7a9 | 4 | |
| 89e12654 | 5 | #include <crypto/aes.h> |
| 1da177e4 | 6 | #include <linux/module.h> |
| 1da177e4 | 7 | #include <linux/crypto.h> |
| 1da177e4 | 8 | |
| 6c2bb98b HX |
9 | asmlinkage void aes_enc_blk(struct crypto_tfm *tfm, u8 *dst, const u8 *src); |
| 10 | asmlinkage void aes_dec_blk(struct crypto_tfm *tfm, u8 *dst, const u8 *src); | |
| 1da177e4 | 11 | |
| e90b1a2b HX |
12 | static void aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) |
| 13 | { | |
| 14 | aes_enc_blk(tfm, dst, src); | |
| 15 | } | |
| 16 | ||
| 17 | static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) | |
| 18 | { | |
| 19 | aes_dec_blk(tfm, dst, src); | |
| 20 | } | |
| 21 | ||
| 1da177e4 LT |
22 | static struct crypto_alg aes_alg = { |
| 23 | .cra_name = "aes", | |
| c8a19c91 HX |
24 | .cra_driver_name = "aes-i586", |
| 25 | .cra_priority = 200, | |
| 1da177e4 LT |
26 | .cra_flags = CRYPTO_ALG_TYPE_CIPHER, |
| 27 | .cra_blocksize = AES_BLOCK_SIZE, | |
| 5157dea8 | 28 | .cra_ctxsize = sizeof(struct crypto_aes_ctx), |
| 1da177e4 LT |
29 | .cra_module = THIS_MODULE, |
| 30 | .cra_list = LIST_HEAD_INIT(aes_alg.cra_list), | |
| 31 | .cra_u = { | |
| 32 | .cipher = { | |
| 33 | .cia_min_keysize = AES_MIN_KEY_SIZE, | |
| 34 | .cia_max_keysize = AES_MAX_KEY_SIZE, | |
| 5157dea8 | 35 | .cia_setkey = crypto_aes_set_key, |
| e90b1a2b HX |
36 | .cia_encrypt = aes_encrypt, |
| 37 | .cia_decrypt = aes_decrypt | |
| 1da177e4 LT |
38 | } |
| 39 | } | |
| 40 | }; | |
| 41 | ||
| 42 | static int __init aes_init(void) | |
| 43 | { | |
| 1da177e4 LT |
44 | return crypto_register_alg(&aes_alg); |
| 45 | } | |
| 46 | ||
| 47 | static void __exit aes_fini(void) | |
| 48 | { | |
| 49 | crypto_unregister_alg(&aes_alg); | |
| 50 | } | |
| 51 | ||
| 52 | module_init(aes_init); | |
| 53 | module_exit(aes_fini); | |
| 54 | ||
| 55 | MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm, i586 asm optimized"); | |
| 56 | MODULE_LICENSE("Dual BSD/GPL"); | |
| 57 | MODULE_AUTHOR("Fruhwirth Clemens, James Morris, Brian Gladman, Adam Richter"); | |
| 58 | MODULE_ALIAS("aes"); |