C++ (Cpp) aes_p8_set_encrypt_key 예제들

예제 #1

파일: aes_ctr.c 프로젝트: 0x000000FF/edison-linux

static int p8_aes_ctr_setkey(struct crypto_tfm *tfm, const u8 *key,
    unsigned int keylen)
{
    int ret;
    struct p8_aes_ctr_ctx *ctx = crypto_tfm_ctx(tfm);

    pagefault_disable();
    enable_kernel_altivec();
    ret = aes_p8_set_encrypt_key(key, keylen * 8, &ctx->enc_key);
    pagefault_enable();

    ret += crypto_blkcipher_setkey(ctx->fallback, key, keylen);
    return ret;
}

예제 #2

파일: aes_xts.c 프로젝트: 01org/thunderbolt-software-kernel-tree

static int p8_aes_xts_setkey(struct crypto_tfm *tfm, const u8 *key,
			     unsigned int keylen)
{
	int ret;
	struct p8_aes_xts_ctx *ctx = crypto_tfm_ctx(tfm);

	ret = xts_check_key(tfm, key, keylen);
	if (ret)
		return ret;

	preempt_disable();
	pagefault_disable();
	enable_kernel_vsx();
	ret = aes_p8_set_encrypt_key(key + keylen/2, (keylen/2) * 8, &ctx->tweak_key);
	ret += aes_p8_set_encrypt_key(key, (keylen/2) * 8, &ctx->enc_key);
	ret += aes_p8_set_decrypt_key(key, (keylen/2) * 8, &ctx->dec_key);
	disable_kernel_vsx();
	pagefault_enable();
	preempt_enable();

	ret += crypto_skcipher_setkey(ctx->fallback, key, keylen);
	return ret;
}

예제 #3

파일: aes_ctr.c 프로젝트: avagin/linux

static int p8_aes_ctr_setkey(struct crypto_tfm *tfm, const u8 *key,
			     unsigned int keylen)
{
	int ret;
	struct p8_aes_ctr_ctx *ctx = crypto_tfm_ctx(tfm);

	preempt_disable();
	pagefault_disable();
	enable_kernel_vsx();
	ret = aes_p8_set_encrypt_key(key, keylen * 8, &ctx->enc_key);
	disable_kernel_vsx();
	pagefault_enable();
	preempt_enable();

	ret |= crypto_sync_skcipher_setkey(ctx->fallback, key, keylen);

	return ret ? -EINVAL : 0;
}