Use algo_properties_st in ncr_algorithm_to_key_type

An intermediary patch, the function will be removed in next commit.

3 files changed, 12 insertions, 6 deletions

diff --git a/ncr-key.c b/ncr-key.c
index fcdda09..4aa6a06 100644
--- a/ncr-key.c
+++ b/ncr-key.c
@@ -419,6 +419,7 @@ int ncr_key_generate(struct list_sem_st* lst, void __user* arg)
 {
 struct ncr_key_generate_st gen;
 struct key_item_st* item = NULL;
+const struct algo_properties_st *algo;
 int ret;
 size_t size;
 
@@ -437,7 +438,12 @@ size_t size;
 
 	/* we generate only secret keys */
 	item->flags = gen.params.keyflags;
-	item->type = ncr_algorithm_to_key_type(gen.params.algorithm);
+	algo = _ncr_algo_to_properties(gen.params.algorithm);
+	if (algo == NULL) {
+		err();
+		return ret;
+	}
+	item->type = ncr_algorithm_to_key_type(algo);
 	if (item->type == NCR_KEY_TYPE_SECRET) {
 		/* arbitrary */
 		item->algorithm = _ncr_algo_to_properties(NCR_ALG_AES_CBC);
@@ -527,14 +533,14 @@ int ret;
 
 	/* we generate only secret keys */
 	private->flags = public->flags = gen.params.keyflags;
-	public->type = ncr_algorithm_to_key_type(gen.params.algorithm);
-	private->type = NCR_KEY_TYPE_PRIVATE;
 	private->algorithm = public->algorithm = _ncr_algo_to_properties(gen.params.algorithm);
 	if (private->algorithm == NULL) {
 		err();
 		ret = -EINVAL;
 		goto fail;
 	}
+	public->type = ncr_algorithm_to_key_type(public->algorithm);
+	private->type = NCR_KEY_TYPE_PRIVATE;
 	public->flags |= (NCR_KEY_FLAG_EXPORTABLE|NCR_KEY_FLAG_WRAPPABLE);
 	
 	if (public->type == NCR_KEY_TYPE_PUBLIC) {
diff --git a/ncr.c b/ncr.c
index 5740580..f68a1d8 100644
--- a/ncr.c
+++ b/ncr.c
@@ -177,9 +177,9 @@ ncr_ioctl(struct ncr_lists* lst, struct file *filp,
 /* Returns NCR_KEY_TYPE_SECRET if a secret key algorithm or MAC is given,
  * and NCR_KEY_TYPE_PUBLIC if a public key algorithm is given.
  */
-ncr_key_type_t ncr_algorithm_to_key_type(ncr_algorithm_t algo)
+ncr_key_type_t ncr_algorithm_to_key_type(const struct algo_properties_st *algo)
 {
-	switch(algo) {
+	switch(algo->algo) {
 		case NCR_ALG_3DES_CBC:
 		case NCR_ALG_AES_CBC:
 		case NCR_ALG_CAMELLIA_CBC:
diff --git a/ncr_int.h b/ncr_int.h
index 47eb419..93936ca 100644
--- a/ncr_int.h
+++ b/ncr_int.h
@@ -154,7 +154,7 @@ int ncr_limits_add_and_check(uid_t uid, pid_t pid, limits_type_t type);
 void ncr_limits_init(void);
 void ncr_limits_deinit(void);
 
-ncr_key_type_t ncr_algorithm_to_key_type(ncr_algorithm_t algo);
+ncr_key_type_t ncr_algorithm_to_key_type(const struct algo_properties_st *algo);
 
 int ncr_key_wrap(struct list_sem_st* keys, struct list_sem_st* data, void __user* arg);
 int ncr_key_unwrap(struct list_sem_st*, struct list_sem_st* data, void __user* arg);