3  * Symmetric key cipher operations.
13 #include <crypto/internal/cipher.h>
132 	struct skcipher_alg *cipher = crypto_skcipher_alg(tfm);  in skcipher_setkey_unaligned()  local
144 	ret = cipher->setkey(tfm, alignbuffer, keylen);  in skcipher_setkey_unaligned()
152 	struct skcipher_alg *cipher = crypto_skcipher_alg(tfm);  in crypto_skcipher_setkey()  local
156 	if (cipher->co.base.cra_type != &crypto_skcipher_type) {  in crypto_skcipher_setkey()
167 	if (keylen < cipher->min_keysize || keylen > cipher->max_keysize)  in crypto_skcipher_setkey()
173 		err = cipher->setkey(tfm, key, keylen);  in crypto_skcipher_setkey()
537 	struct crypto_cipher *cipher = skcipher_cipher_simple(tfm);  in skcipher_setkey_simple()  local
539 	crypto_cipher_clear_flags(cipher, CRYPTO_TFM_REQ_MASK);  in skcipher_setkey_simple()
540 	crypto_cipher_set_flags(cipher, crypto_skcipher_get_flags(tfm) &  in skcipher_setkey_simple()
542 	return crypto_cipher_setkey(cipher, key, keylen);  in skcipher_setkey_simple()
550 	struct crypto_cipher *cipher;  in skcipher_init_tfm_simple()  local
552 	cipher = crypto_spawn_cipher(spawn);  in skcipher_init_tfm_simple()
553 	if (IS_ERR(cipher))  in skcipher_init_tfm_simple()
554 		return PTR_ERR(cipher);  in skcipher_init_tfm_simple()
556 	ctx->cipher = cipher;  in skcipher_init_tfm_simple()
564 	crypto_free_cipher(ctx->cipher);  in skcipher_exit_tfm_simple()
574  * skcipher_alloc_instance_simple - allocate instance of simple block cipher mode
576  * Allocate an skcipher_instance for a simple block cipher mode of operation,
578  * that for the underlying cipher.  The {min,max}_keysize, ivsize, blocksize,
579  * alignmask, and priority are set from the underlying cipher but can be
643 MODULE_DESCRIPTION("Symmetric key cipher type");