Exemplo n.º 1
0
static int rfc4106_decrypt(struct aead_request *req)
{
	struct crypto_aead *tfm = crypto_aead_reqtfm(req);
	struct cryptd_aead **ctx = crypto_aead_ctx(tfm);
	struct cryptd_aead *cryptd_tfm = *ctx;

	tfm = &cryptd_tfm->base;
	if (irq_fpu_usable() && (!in_atomic() ||
				 !cryptd_aead_queued(cryptd_tfm)))
		tfm = cryptd_aead_child(cryptd_tfm);

	aead_request_set_tfm(req, tfm);

	return crypto_aead_decrypt(req);
}
Exemplo n.º 2
0
static int cryptd_aegis256_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);
}
Exemplo n.º 3
0
Arquivo: simd.c Projeto: avagin/linux
static int simd_aead_decrypt(struct aead_request *req)
{
	struct crypto_aead *tfm = crypto_aead_reqtfm(req);
	struct simd_aead_ctx *ctx = crypto_aead_ctx(tfm);
	struct aead_request *subreq;
	struct crypto_aead *child;

	subreq = aead_request_ctx(req);
	*subreq = *req;

	if (!crypto_simd_usable() ||
	    (in_atomic() && cryptd_aead_queued(ctx->cryptd_tfm)))
		child = &ctx->cryptd_tfm->base;
	else
		child = cryptd_aead_child(ctx->cryptd_tfm);

	aead_request_set_tfm(subreq, child);

	return crypto_aead_decrypt(subreq);
}