Initial userspace library version

1 files changed, 50 insertions, 0 deletions

diff --git a/userspace/ncrypto_params.c b/userspace/ncrypto_params.c
new file mode 100644
index 0000000..c6b9002
--- /dev/null
+++ b/userspace/ncrypto_params.c
@@ -0,0 +1,50 @@
+
+#include <sys/types.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include "../ncr.h"
+#include "ncrypto.h"
+
+int
+ncr_key_params_init(ncr_key_params_t *params)
+{
+	ncr_key_params_t rv;
+
+	if (!params) {
+		errno = EINVAL;
+		return -1;
+	}
+	if (!(rv = calloc(1, sizeof(*rv)))) {
+		errno = ENOMEM;
+		return -1;
+	}
+	*params = rv;
+	return 0;
+}
+
+void
+ncr_key_params_deinit(ncr_key_params_t params)
+{
+	if (params)
+		free(params);
+}
+
+int
+ncr_key_params_set_cipher_iv(ncr_key_params_t params, void* iv, unsigned int iv_size)
+{
+	if (!params || (iv_size > NCR_CIPHER_MAX_BLOCK_LEN)) {
+		errno = EINVAL;
+		return -1;
+	}
+	memmove(params->params.cipher.iv, iv, iv_size);
+	params->params.cipher.iv_size = iv_size;
+	return 0;
+}
+
+int
+ncr_key_params_set_dh_key(ncr_key_params_t params, ncr_key_t dh_priv)
+{
+	errno = EINVAL;
+}
+