diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/crypto/aegis128-aesni-glue.c | 157 |
1 files changed, 30 insertions, 127 deletions
diff --git a/arch/x86/crypto/aegis128-aesni-glue.c b/arch/x86/crypto/aegis128-aesni-glue.c index 3ea71b871813..bdeee1b830be 100644 --- a/arch/x86/crypto/aegis128-aesni-glue.c +++ b/arch/x86/crypto/aegis128-aesni-glue.c @@ -11,8 +11,8 @@ * any later version. */ -#include <crypto/cryptd.h> #include <crypto/internal/aead.h> +#include <crypto/internal/simd.h> #include <crypto/internal/skcipher.h> #include <crypto/scatterwalk.h> #include <linux/module.h> @@ -242,131 +242,35 @@ static void crypto_aegis128_aesni_exit_tfm(struct crypto_aead *aead) { } -static int cryptd_aegis128_aesni_setkey(struct crypto_aead *aead, - const u8 *key, unsigned int keylen) -{ - struct cryptd_aead **ctx = crypto_aead_ctx(aead); - struct cryptd_aead *cryptd_tfm = *ctx; - - return crypto_aead_setkey(&cryptd_tfm->base, key, keylen); -} - -static int cryptd_aegis128_aesni_setauthsize(struct crypto_aead *aead, - unsigned int authsize) -{ - struct cryptd_aead **ctx = crypto_aead_ctx(aead); - struct cryptd_aead *cryptd_tfm = *ctx; - - return crypto_aead_setauthsize(&cryptd_tfm->base, authsize); -} - -static int cryptd_aegis128_aesni_encrypt(struct aead_request *req) -{ - struct crypto_aead *aead = crypto_aead_reqtfm(req); - struct cryptd_aead **ctx = crypto_aead_ctx(aead); - struct cryptd_aead *cryptd_tfm = *ctx; - - aead = &cryptd_tfm->base; - if (irq_fpu_usable() && (!in_atomic() || - !cryptd_aead_queued(cryptd_tfm))) - aead = cryptd_aead_child(cryptd_tfm); - - aead_request_set_tfm(req, aead); - - return crypto_aead_encrypt(req); -} - -static int cryptd_aegis128_aesni_decrypt(struct aead_request *req) -{ - struct crypto_aead *aead = crypto_aead_reqtfm(req); - struct cryptd_aead **ctx = crypto_aead_ctx(aead); - struct cryptd_aead *cryptd_tfm = *ctx; - - aead = &cryptd_tfm->base; - if (irq_fpu_usable() && (!in_atomic() || - !cryptd_aead_queued(cryptd_tfm))) - aead = cryptd_aead_child(cryptd_tfm); - - aead_request_set_tfm(req, aead); - - return crypto_aead_decrypt(req); -} - -static int cryptd_aegis128_aesni_init_tfm(struct crypto_aead *aead) -{ - struct cryptd_aead *cryptd_tfm; - struct cryptd_aead **ctx = crypto_aead_ctx(aead); - - cryptd_tfm = cryptd_alloc_aead("__aegis128-aesni", CRYPTO_ALG_INTERNAL, - CRYPTO_ALG_INTERNAL); - if (IS_ERR(cryptd_tfm)) - return PTR_ERR(cryptd_tfm); - - *ctx = cryptd_tfm; - crypto_aead_set_reqsize(aead, crypto_aead_reqsize(&cryptd_tfm->base)); - return 0; -} - -static void cryptd_aegis128_aesni_exit_tfm(struct crypto_aead *aead) -{ - struct cryptd_aead **ctx = crypto_aead_ctx(aead); - - cryptd_free_aead(*ctx); -} - -static struct aead_alg crypto_aegis128_aesni_alg[] = { - { - .setkey = crypto_aegis128_aesni_setkey, - .setauthsize = crypto_aegis128_aesni_setauthsize, - .encrypt = crypto_aegis128_aesni_encrypt, - .decrypt = crypto_aegis128_aesni_decrypt, - .init = crypto_aegis128_aesni_init_tfm, - .exit = crypto_aegis128_aesni_exit_tfm, - - .ivsize = AEGIS128_NONCE_SIZE, - .maxauthsize = AEGIS128_MAX_AUTH_SIZE, - .chunksize = AEGIS128_BLOCK_SIZE, - - .base = { - .cra_flags = CRYPTO_ALG_INTERNAL, - .cra_blocksize = 1, - .cra_ctxsize = sizeof(struct aegis_ctx) + - __alignof__(struct aegis_ctx), - .cra_alignmask = 0, - - .cra_name = "__aegis128", - .cra_driver_name = "__aegis128-aesni", - - .cra_module = THIS_MODULE, - } - }, { - .setkey = cryptd_aegis128_aesni_setkey, - .setauthsize = cryptd_aegis128_aesni_setauthsize, - .encrypt = cryptd_aegis128_aesni_encrypt, - .decrypt = cryptd_aegis128_aesni_decrypt, - .init = cryptd_aegis128_aesni_init_tfm, - .exit = cryptd_aegis128_aesni_exit_tfm, - - .ivsize = AEGIS128_NONCE_SIZE, - .maxauthsize = AEGIS128_MAX_AUTH_SIZE, - .chunksize = AEGIS128_BLOCK_SIZE, - - .base = { - .cra_flags = CRYPTO_ALG_ASYNC, - .cra_blocksize = 1, - .cra_ctxsize = sizeof(struct cryptd_aead *), - .cra_alignmask = 0, - - .cra_priority = 400, - - .cra_name = "aegis128", - .cra_driver_name = "aegis128-aesni", - - .cra_module = THIS_MODULE, - } +static struct aead_alg crypto_aegis128_aesni_alg = { + .setkey = crypto_aegis128_aesni_setkey, + .setauthsize = crypto_aegis128_aesni_setauthsize, + .encrypt = crypto_aegis128_aesni_encrypt, + .decrypt = crypto_aegis128_aesni_decrypt, + .init = crypto_aegis128_aesni_init_tfm, + .exit = crypto_aegis128_aesni_exit_tfm, + + .ivsize = AEGIS128_NONCE_SIZE, + .maxauthsize = AEGIS128_MAX_AUTH_SIZE, + .chunksize = AEGIS128_BLOCK_SIZE, + + .base = { + .cra_flags = CRYPTO_ALG_INTERNAL, + .cra_blocksize = 1, + .cra_ctxsize = sizeof(struct aegis_ctx) + + __alignof__(struct aegis_ctx), + .cra_alignmask = 0, + .cra_priority = 400, + + .cra_name = "__aegis128", + .cra_driver_name = "__aegis128-aesni", + + .cra_module = THIS_MODULE, } }; +static struct simd_aead_alg *simd_alg; + static int __init crypto_aegis128_aesni_module_init(void) { if (!boot_cpu_has(X86_FEATURE_XMM2) || @@ -374,14 +278,13 @@ static int __init crypto_aegis128_aesni_module_init(void) !cpu_has_xfeatures(XFEATURE_MASK_SSE, NULL)) return -ENODEV; - return crypto_register_aeads(crypto_aegis128_aesni_alg, - ARRAY_SIZE(crypto_aegis128_aesni_alg)); + return simd_register_aeads_compat(&crypto_aegis128_aesni_alg, 1, + &simd_alg); } static void __exit crypto_aegis128_aesni_module_exit(void) { - crypto_unregister_aeads(crypto_aegis128_aesni_alg, - ARRAY_SIZE(crypto_aegis128_aesni_alg)); + simd_unregister_aeads(&crypto_aegis128_aesni_alg, 1, &simd_alg); } module_init(crypto_aegis128_aesni_module_init); |