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--- a/drivers/crypto/mxs-dcp.c
+++ b/drivers/crypto/mxs-dcp.c
@@ -833,6 +833,24 @@ static void dcp_sha_cra_exit(struct cryp
{
}
+static int dcp_sha_export(struct ahash_request *req, void *out)
+{
+ struct dcp_sha_req_ctx *rctx = ahash_request_ctx(req);
+
+ memcpy(out, rctx, sizeof(struct dcp_sha_req_ctx));
+
+ return 0;
+}
+
+static int dcp_sha_import(struct ahash_request *req, const void *in)
+{
+ struct dcp_sha_req_ctx *rctx = ahash_request_ctx(req);
+
+ memcpy(rctx, in, sizeof(struct dcp_sha_req_ctx));
+
+ return 0;
+}
+
/* AES 128 ECB and AES 128 CBC */
static struct crypto_alg dcp_aes_algs[] = {
{
@@ -892,8 +910,11 @@ static struct ahash_alg dcp_sha1_alg = {
.final = dcp_sha_final,
.finup = dcp_sha_finup,
.digest = dcp_sha_digest,
+ .import = dcp_sha_import,
+ .export = dcp_sha_export,
.halg = {
.digestsize = SHA1_DIGEST_SIZE,
+ .statesize = sizeof(struct dcp_sha_req_ctx),
.base = {
.cra_name = "sha1",
.cra_driver_name = "sha1-dcp",
@@ -916,8 +937,11 @@ static struct ahash_alg dcp_sha256_alg =
.final = dcp_sha_final,
.finup = dcp_sha_finup,
.digest = dcp_sha_digest,
+ .import = dcp_sha_import,
+ .export = dcp_sha_export,
.halg = {
.digestsize = SHA256_DIGEST_SIZE,
+ .statesize = sizeof(struct dcp_sha_req_ctx),
.base = {
.cra_name = "sha256",
.cra_driver_name = "sha256-dcp",
|
