Modified NCR-USER API to "simplify" and allow setting of size of data structure without special system call.

4 files changed, 935 insertions, 17 deletions

diff --git a/examples/Makefile b/examples/Makefile
index c65297f..a2849d3 100644
--- a/examples/Makefile
+++ b/examples/Makefile
@@ -17,11 +17,15 @@ hmac: hmac.c
 ncr: ncr.c
 	$(CC) $(CFLAGS) $< -o $@
 
+ncr-user: ncr-user.c
+	$(CC) $(CFLAGS) $< -o $@
+
 pk: pk.c
 	$(CC) $(CFLAGS) $< -o $@ -L/usr/local/lib -lgnutls
 
 check: $(progs)
 	./ncr
+	./ncr-user
 	./pk
 	./cipher
 	./hmac
diff --git a/examples/ncr-user.c b/examples/ncr-user.c
new file mode 100644
index 0000000..613f81c
--- /dev/null
+++ b/examples/ncr-user.c
@@ -0,0 +1,930 @@
+/*
+ * Demo on how to use /dev/crypto device for HMAC.
+ *
+ * Placed under public domain.
+ *
+ */
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <time.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "../ncr.h"
+#include <stdlib.h>
+
+#define DATA_SIZE 4096
+
+static void randomize_data(uint8_t * data, size_t data_size)
+{
+int i;
+	
+	srand(time(0)*getpid());
+	for (i=0;i<data_size;i++) {
+		data[i] = rand() & 0xff;
+	}
+}
+
+#define KEY_DATA_SIZE 16
+#define WRAPPED_KEY_DATA_SIZE 32
+static int
+test_ncr_key(int cfd)
+{
+	struct ncr_data_init_user_st dinit;
+	struct ncr_key_generate_st kgen;
+	ncr_key_t key;
+	struct ncr_key_data_st keydata;
+	struct ncr_data_st kdata;
+	uint8_t data[KEY_DATA_SIZE];
+	uint8_t data_bak[KEY_DATA_SIZE];
+	size_t data_size = KEY_DATA_SIZE;
+	size_t data_size_bak = sizeof(data_bak);
+
+	fprintf(stdout, "Tests on Keys:\n");
+
+	/* test 1: generate a key in userspace import it
+	 * to kernel via data and export it.
+	 */
+
+	fprintf(stdout, "\tKey generation...\n");
+
+	randomize_data(data, sizeof(data));
+	memcpy(data_bak, data, sizeof(data));
+
+	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
+	dinit.data = data;
+	dinit.data_size_ptr = &data_size;
+
+	if (ioctl(cfd, NCRIO_DATA_INIT_USER, &dinit)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_INIT)");
+		return 1;
+	}
+
+	/* convert it to key */
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key)) {
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	keydata.key_id[0] = 'a';
+	keydata.key_id[2] = 'b';
+	keydata.key_id_size = 2;
+	keydata.type = NCR_KEY_TYPE_SECRET;
+	keydata.algorithm = NCR_ALG_AES_CBC;
+	keydata.flags = NCR_KEY_FLAG_EXPORTABLE;
+	
+	keydata.key = key;
+	keydata.data = dinit.desc;
+
+	if (ioctl(cfd, NCRIO_KEY_IMPORT, &keydata)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+
+	/* now try to read it */
+	fprintf(stdout, "\tKey export...\n");
+	if (ioctl(cfd, NCRIO_DATA_DEINIT, &dinit.desc)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_DEINIT)");
+		return 1;
+	}
+
+	data_size_bak = sizeof(data_bak);
+	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
+	dinit.data = data_bak;
+	dinit.data_size_ptr = &data_size_bak;
+
+	if (ioctl(cfd, NCRIO_DATA_INIT_USER, &dinit)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_INIT)");
+		return 1;
+	}
+
+	memset(&keydata, 0, sizeof(keydata));
+	keydata.key = key;
+	keydata.data = dinit.desc;
+
+	if (ioctl(cfd, NCRIO_KEY_EXPORT, &keydata)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+
+	if (memcmp(data, data_bak, sizeof(data))!=0) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		fprintf(stderr, "data returned but differ (%d, %d)!\n", (int)kdata.data_size, (int)sizeof(data));
+		return 1;
+	}
+
+	if (ioctl(cfd, NCRIO_KEY_DEINIT, &key)) {
+		perror("ioctl(NCRIO_KEY_DEINIT)");
+		return 1;
+	}
+
+	/* finished, we keep data for next test */
+
+	/* test 2: generate a key in kernel space and
+	 * export it.
+	 */
+
+	fprintf(stdout, "\tKey import...\n");
+	/* convert it to key */
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	kgen.desc = key;
+	kgen.params.algorithm = NCR_ALG_AES_CBC;
+	kgen.params.keyflags = NCR_KEY_FLAG_EXPORTABLE;
+	kgen.params.params.secret.bits = 128; /* 16  bytes */
+	
+	if (ioctl(cfd, NCRIO_KEY_GENERATE, &kgen)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+
+	/* now read data */
+	memset(data_bak, 0, sizeof(data_bak));
+
+	memset(&keydata, 0, sizeof(keydata));
+	keydata.key = key;
+	keydata.data = dinit.desc;
+
+	if (ioctl(cfd, NCRIO_KEY_EXPORT, &keydata)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+
+#if 0
+	fprintf(stderr, "Generated key: %.2x.%.2x.%.2x.%.2x.%.2x.%.2x.%.2x.%.2x."
+		"%.2x.%.2x.%.2x.%.2x.%.2x.%.2x.%.2x.%.2x\n", data_bak[0], data_bak[1],
+		data_bak[2], data_bak[3], data_bak[4], data_bak[5], data_bak[6], data_bak[7], data_bak[8],
+		data_bak[9], data_bak[10], data_bak[11], data_bak[12], data_bak[13], data_bak[14],
+		data_bak[15]);
+#endif
+
+	if (ioctl(cfd, NCRIO_KEY_DEINIT, &key)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_DEINIT)");
+		return 1;
+	}
+	
+	/* test 3: generate an unexportable key in kernel space and
+	 * try to export it.
+	 */
+	fprintf(stdout, "\tKey protection of non-exportable keys...\n");
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	kgen.desc = key;
+	kgen.params.algorithm = NCR_ALG_AES_CBC;
+	kgen.params.keyflags = 0;
+	kgen.params.params.secret.bits = 128; /* 16  bytes */
+	
+	if (ioctl(cfd, NCRIO_KEY_GENERATE, &kgen)) {
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+
+	memset(&keydata, 0, sizeof(keydata));
+	keydata.key = key;
+	keydata.data = dinit.desc;
+
+	/* try to get the output data - should fail */
+	memset(data_bak, 0, sizeof(data_bak));
+
+	if (ioctl(cfd, NCRIO_KEY_EXPORT, &keydata)==0) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		fprintf(stderr, "Data were exported, but shouldn't be!\n");
+		return 1;
+	}
+
+	if (ioctl(cfd, NCRIO_KEY_DEINIT, &key)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_DEINIT)");
+		return 1;
+	}
+
+	return 0;
+}
+
+
+
+/* Key wrapping */
+static int
+test_ncr_wrap_key(int cfd)
+{
+	int i;
+	struct ncr_data_init_user_st dinit;
+	ncr_key_t key, key2;
+	struct ncr_key_data_st keydata;
+	struct ncr_key_wrap_st kwrap;
+	uint8_t data[WRAPPED_KEY_DATA_SIZE];
+	size_t data_size = sizeof(data);
+
+
+	fprintf(stdout, "Tests on Keys:\n");
+
+	/* test 1: generate a key in userspace import it
+	 * to kernel via data and export it.
+	 */
+
+	fprintf(stdout, "\tKey Wrap test...\n");
+
+	memcpy(data, "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F", 16);
+	data_size = 16;
+
+	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
+	dinit.data = data;
+	dinit.data_size_ptr = &data_size;
+
+	if (ioctl(cfd, NCRIO_DATA_INIT_USER, &dinit)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_INIT)");
+		return 1;
+	}
+
+	/* convert it to key */
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key)) {
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	keydata.key_id[0] = 'a';
+	keydata.key_id[2] = 'b';
+	keydata.key_id_size = 2;
+	keydata.type = NCR_KEY_TYPE_SECRET;
+	keydata.algorithm = NCR_ALG_AES_CBC;
+	keydata.flags = NCR_KEY_FLAG_EXPORTABLE|NCR_KEY_FLAG_WRAPPABLE;
+	
+	keydata.key = key;
+	keydata.data = dinit.desc;
+
+	if (ioctl(cfd, NCRIO_KEY_IMPORT, &keydata)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+
+#define DKEY "\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xAA\xBB\xCC\xDD\xEE\xFF"
+	/* now key data */
+	memcpy(data, DKEY, 16);
+	data_size = 16;
+
+	/* convert it to key */
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key2)) {
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	keydata.key_id[0] = 'b';
+	keydata.key_id[2] = 'a';
+	keydata.key_id_size = 2;
+	keydata.type = NCR_KEY_TYPE_SECRET;
+	keydata.algorithm = NCR_ALG_AES_CBC;
+	keydata.flags = NCR_KEY_FLAG_EXPORTABLE|NCR_KEY_FLAG_WRAPPABLE;
+	
+	keydata.key = key2;
+	keydata.data = dinit.desc;
+
+	if (ioctl(cfd, NCRIO_KEY_IMPORT, &keydata)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+
+	/* now try wrapping key2 using key */
+	memset(&kwrap, 0, sizeof(kwrap));
+	kwrap.algorithm = NCR_WALG_AES_RFC3394;
+	kwrap.keytowrap = key2;
+	kwrap.key.key = key;
+	kwrap.data = dinit.desc;
+
+	/* increase data_size to be able to write */
+	data_size = sizeof(data);
+
+	if (ioctl(cfd, NCRIO_KEY_WRAP, &kwrap)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_WRAP)");
+		return 1;
+	}
+
+	if (data_size != 24 || memcmp(data,
+		"\x1F\xA6\x8B\x0A\x81\x12\xB4\x47\xAE\xF3\x4B\xD8\xFB\x5A\x7B\x82\x9D\x3E\x86\x23\x71\xD2\xCF\xE5", 24) != 0) {
+		fprintf(stderr, "Wrapped data do not match.\n");
+
+		fprintf(stderr, "Data[%d]: ",(int) data_size);
+		for(i=0;i<data_size;i++)
+			fprintf(stderr, "%.2x:", data[i]);
+		fprintf(stderr, "\n");
+		return 1;
+	}
+
+
+
+
+	/* test unwrapping */
+	fprintf(stdout, "\tKey Unwrap test...\n");
+
+	/* reset key2 */
+	if (ioctl(cfd, NCRIO_KEY_DEINIT, &key2)) {
+		perror("ioctl(NCRIO_KEY_DEINIT)");
+		return 1;
+	}
+
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key2)) {
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	memset(&kwrap, 0, sizeof(kwrap));
+	kwrap.algorithm = NCR_WALG_AES_RFC3394;
+	kwrap.keytowrap = key2;
+	kwrap.key.key = key;
+	kwrap.data = dinit.desc;
+
+	if (ioctl(cfd, NCRIO_KEY_UNWRAP, &kwrap)) {
+		perror("ioctl(NCRIO_KEY_UNWRAP)");
+		return 1;
+	}
+
+	return 0;
+
+}
+
+static int
+test_ncr_store_wrap_key(int cfd)
+{
+	int i;
+	struct ncr_data_init_user_st dinit;
+	ncr_key_t key2;
+	struct ncr_key_data_st keydata;
+	struct ncr_key_storage_wrap_st kwrap;
+	uint8_t data[DATA_SIZE];
+	size_t data_size = sizeof(data);
+	int dd;
+
+	fprintf(stdout, "Tests on Key storage:\n");
+
+	/* test 1: generate a key in userspace import it
+	 * to kernel via data and export it.
+	 */
+
+	fprintf(stdout, "\tKey Storage wrap test...\n");
+
+	memset(&dinit, 0, sizeof(dinit));
+
+	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
+	dinit.data = data;
+	dinit.data_size_ptr = &data_size;
+
+	if (ioctl(cfd, NCRIO_DATA_INIT_USER, &dinit)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_INIT)");
+		return 1;
+	}
+
+	dd = dinit.desc;
+
+#define DKEY "\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xAA\xBB\xCC\xDD\xEE\xFF"
+	/* now key data */
+	memcpy(data, DKEY, 16);
+	data_size = 16;
+
+	/* convert it to key */
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key2)) {
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	keydata.key_id[0] = 'b';
+	keydata.key_id[2] = 'a';
+	keydata.key_id_size = 2;
+	keydata.type = NCR_KEY_TYPE_SECRET;
+	keydata.algorithm = NCR_ALG_AES_CBC;
+	keydata.flags = NCR_KEY_FLAG_EXPORTABLE|NCR_KEY_FLAG_WRAPPABLE;
+	
+	keydata.key = key2;
+	keydata.data = dd;
+
+	if (ioctl(cfd, NCRIO_KEY_IMPORT, &keydata)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+	
+	data_size = sizeof(data);
+
+	/* now try wrapping key2 using key */
+	memset(&kwrap, 0, sizeof(kwrap));
+	kwrap.keytowrap = key2;
+	kwrap.data = dd;
+
+	if (ioctl(cfd, NCRIO_KEY_STORAGE_WRAP, &kwrap)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_STORAGE_WRAP)");
+		return 1;
+	}
+
+	/* test unwrapping */
+	fprintf(stdout, "\tKey Storage Unwrap test...\n");
+
+	/* reset key2 */
+	if (ioctl(cfd, NCRIO_KEY_DEINIT, &key2)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_DEINIT)");
+		return 1;
+	}
+
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key2)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	memset(&kwrap, 0, sizeof(kwrap));
+	kwrap.keytowrap = key2;
+	kwrap.data = dd;
+
+	if (ioctl(cfd, NCRIO_KEY_STORAGE_UNWRAP, &kwrap)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_STORAGE_UNWRAP)");
+		return 1;
+	}
+
+	data_size = sizeof(data);
+
+	/* now export the unwrapped */
+	memset(&keydata, 0, sizeof(keydata));
+	keydata.key = key2;
+	keydata.data = dd;
+
+	if (ioctl(cfd, NCRIO_KEY_EXPORT, &keydata)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_KEY_IMPORT)");
+		return 1;
+	}
+
+	if (data_size != 16 || memcmp(data, DKEY, 16) != 0) {
+		fprintf(stderr, "Unwrapped data do not match.\n");
+		fprintf(stderr, "Data[%d]: ", (int)data_size);
+		for(i=0;i<data_size;i++)
+			fprintf(stderr, "%.2x:", data[i]);
+		fprintf(stderr, "\n");
+		return 1;
+	}
+
+	return 0;
+
+}
+
+struct aes_vectors_st {
+	const uint8_t* key;
+	const uint8_t* plaintext;
+	const uint8_t* ciphertext;
+} aes_vectors[] = {
+	{
+		.key = (uint8_t*)"\xc0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+		.plaintext = (uint8_t*)"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+		.ciphertext = (uint8_t*)"\x4b\xc3\xf8\x83\x45\x0c\x11\x3c\x64\xca\x42\xe1\x11\x2a\x9e\x87",
+	},
+	{
+		.key = (uint8_t*)"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+		.plaintext = (uint8_t*)"\xf3\x44\x81\xec\x3c\xc6\x27\xba\xcd\x5d\xc3\xfb\x08\xf2\x73\xe6",
+		.ciphertext = (uint8_t*)"\x03\x36\x76\x3e\x96\x6d\x92\x59\x5a\x56\x7c\xc9\xce\x53\x7f\x5e",
+	},
+	{
+		.key = (uint8_t*)"\x10\xa5\x88\x69\xd7\x4b\xe5\xa3\x74\xcf\x86\x7c\xfb\x47\x38\x59",
+		.plaintext = (uint8_t*)"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+		.ciphertext = (uint8_t*)"\x6d\x25\x1e\x69\x44\xb0\x51\xe0\x4e\xaa\x6f\xb4\xdb\xf7\x84\x65",
+	},
+	{
+		.key = (uint8_t*)"\xca\xea\x65\xcd\xbb\x75\xe9\x16\x9e\xcd\x22\xeb\xe6\xe5\x46\x75",
+		.plaintext = (uint8_t*)"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+		.ciphertext = (uint8_t*)"\x6e\x29\x20\x11\x90\x15\x2d\xf4\xee\x05\x81\x39\xde\xf6\x10\xbb",
+	},
+	{
+		.key = (uint8_t*)"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe",
+		.plaintext = (uint8_t*)"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+		.ciphertext = (uint8_t*)"\x9b\xa4\xa9\x14\x3f\x4e\x5d\x40\x48\x52\x1c\x4f\x88\x77\xd8\x8e",
+	},
+};
+
+/* AES cipher */
+static int
+test_ncr_aes(int cfd)
+{
+	struct ncr_data_init_user_st dinit;
+	ncr_key_t key;
+	struct ncr_key_data_st keydata;
+	ncr_data_t dd, dd2;
+	uint8_t data[KEY_DATA_SIZE];
+	size_t data_size = sizeof(data);
+	uint8_t data2[KEY_DATA_SIZE];
+	size_t data_size2 = sizeof(data2);
+	int i, j;
+	struct ncr_session_once_op_st nop;
+
+	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
+	dinit.data = data;
+	dinit.data_size_ptr = &data_size;
+
+	if (ioctl(cfd, NCRIO_DATA_INIT_USER, &dinit)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_INIT)");
+		return 1;
+	}
+
+	dd = dinit.desc;
+
+	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
+	dinit.data = data2;
+	dinit.data_size_ptr = &data_size2;
+
+	if (ioctl(cfd, NCRIO_DATA_INIT_USER, &dinit)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_INIT)");
+		return 1;
+	}
+
+	dd2 = dinit.desc;
+
+	/* convert it to key */
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key)) {
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	keydata.key_id[0] = 'a';
+	keydata.key_id[2] = 'b';
+	keydata.key_id_size = 2;
+	keydata.type = NCR_KEY_TYPE_SECRET;
+	keydata.algorithm = NCR_ALG_AES_CBC;
+	keydata.flags = NCR_KEY_FLAG_EXPORTABLE;
+	
+
+	fprintf(stdout, "Tests on AES Encryption\n");
+	for (i=0;i<sizeof(aes_vectors)/sizeof(aes_vectors[0]);i++) {
+
+		/* import key */
+		memcpy(data, (void*)aes_vectors[i].key, 16);
+		data_size = 16;
+
+		keydata.key = key;
+		keydata.data = dd;
+		if (ioctl(cfd, NCRIO_KEY_IMPORT, &keydata)) {
+			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+			perror("ioctl(NCRIO_KEY_IMPORT)");
+			return 1;
+		}
+		/* import data */
+
+		memcpy(data, (void*)aes_vectors[i].plaintext, 16);
+		data_size = 16;
+
+		/* encrypt */
+		memset(&nop, 0, sizeof(nop));
+		nop.init.algorithm = NCR_ALG_AES_ECB;
+		nop.init.params.key = key;
+		nop.init.op = NCR_OP_ENCRYPT;
+		nop.op.data.cipher.plaintext = dd;
+		nop.op.data.cipher.ciphertext = dd2;
+
+		if (ioctl(cfd, NCRIO_SESSION_ONCE, &nop)) {
+			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+			perror("ioctl(NCRIO_SESSION_ONCE)");
+			return 1;
+		}
+
+		if (data_size2 != 16 || memcmp(data2, aes_vectors[i].ciphertext, 16) != 0) {
+			fprintf(stderr, "AES test vector %d failed!\n", i);
+
+			fprintf(stderr, "Cipher[%d]: ", (int)data_size2);
+			for(j=0;j<data_size2;j++)
+			  fprintf(stderr, "%.2x:", (int)data2[j]);
+			fprintf(stderr, "\n");
+
+			fprintf(stderr, "Expected[%d]: ", 16);
+			for(j=0;j<16;j++)
+			  fprintf(stderr, "%.2x:", (int)aes_vectors[i].ciphertext[j]);
+			fprintf(stderr, "\n");
+			return 1;
+		}
+	}
+
+	fprintf(stdout, "Tests on AES Decryption\n");
+	for (i=0;i<sizeof(aes_vectors)/sizeof(aes_vectors[0]);i++) {
+
+		/* import key */
+		memcpy(data, (void*)aes_vectors[i].key, 16);
+		data_size = 16;
+
+		keydata.key = key;
+		keydata.data = dd;
+		if (ioctl(cfd, NCRIO_KEY_IMPORT, &keydata)) {
+			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+			perror("ioctl(NCRIO_KEY_IMPORT)");
+			return 1;
+		}
+
+		/* import ciphertext */
+
+		memcpy(data, (void*)aes_vectors[i].ciphertext, 16);
+		data_size = 16;
+		data_size2 = sizeof(data2);
+
+		/* decrypt */
+		memset(&nop, 0, sizeof(nop));
+		nop.init.algorithm = NCR_ALG_AES_ECB;
+		nop.init.params.key = key;
+		nop.init.op = NCR_OP_DECRYPT;
+		nop.op.data.cipher.ciphertext = dd;
+		nop.op.data.cipher.plaintext = dd2;
+
+		if (ioctl(cfd, NCRIO_SESSION_ONCE, &nop)) {
+			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+			perror("ioctl(NCRIO_SESSION_ONCE)");
+			return 1;
+		}
+
+		if (data_size2 != 16 || memcmp(data2, aes_vectors[i].plaintext, 16) != 0) {
+			fprintf(stderr, "AES test vector %d failed!\n", i);
+
+			fprintf(stderr, "Plain[%d]: ", (int)data_size2);
+			for(j=0;j<data_size2;j++)
+			  fprintf(stderr, "%.2x:", (int)data2[j]);
+			fprintf(stderr, "\n");
+
+			fprintf(stderr, "Expected[%d]: ", 16);
+			for(j=0;j<16;j++)
+			  fprintf(stderr, "%.2x:", (int)aes_vectors[i].plaintext[j]);
+			fprintf(stderr, "\n");
+			return 1;
+		}
+	}
+
+
+	fprintf(stdout, "\n");
+
+	return 0;
+
+}
+
+struct hash_vectors_st {
+	const char* name;
+	ncr_algorithm_t algorithm;
+	const uint8_t* key; /* if hmac */
+	int key_size;
+	const uint8_t* plaintext;
+	int plaintext_size;
+	const uint8_t* output;
+	int output_size;
+	ncr_crypto_op_t op;
+} hash_vectors[] = {
+	{
+		.name = "SHA1",
+		.algorithm = NCR_ALG_SHA1,
+		.key = NULL,
+		.plaintext = (uint8_t*)"what do ya want for nothing?",
+		.plaintext_size = sizeof("what do ya want for nothing?")-1,
+		.output = (uint8_t*)"\x8f\x82\x03\x94\xf9\x53\x35\x18\x20\x45\xda\x24\xf3\x4d\xe5\x2b\xf8\xbc\x34\x32",
+		.output_size = 20,
+		.op = NCR_OP_DIGEST,
+	},
+	{
+		.name = "HMAC-MD5",
+		.algorithm = NCR_ALG_HMAC_MD5,
+		.key = (uint8_t*)"Jefe",
+		.key_size = 4,
+		.plaintext = (uint8_t*)"what do ya want for nothing?",
+		.plaintext_size = sizeof("what do ya want for nothing?")-1,
+		.output = (uint8_t*)"\x75\x0c\x78\x3e\x6a\xb0\xb5\x03\xea\xa8\x6e\x31\x0a\x5d\xb7\x38",
+		.output_size = 16,
+		.op = NCR_OP_SIGN,
+	},
+	/* from rfc4231 */
+	{
+		.name = "HMAC-SHA224",
+		.algorithm = NCR_ALG_HMAC_SHA2_224,
+		.key = (uint8_t*)"\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b",
+		.key_size = 20,
+		.plaintext = (uint8_t*)"Hi There",
+		.plaintext_size = sizeof("Hi There")-1,
+		.output = (uint8_t*)"\x89\x6f\xb1\x12\x8a\xbb\xdf\x19\x68\x32\x10\x7c\xd4\x9d\xf3\x3f\x47\xb4\xb1\x16\x99\x12\xba\x4f\x53\x68\x4b\x22",
+		.output_size = 28,
+		.op = NCR_OP_SIGN,
+	},
+	{
+		.name = "HMAC-SHA256",
+		.algorithm = NCR_ALG_HMAC_SHA2_256,
+		.key = (uint8_t*)"\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b",
+		.key_size = 20,
+		.plaintext = (uint8_t*)"Hi There",
+		.plaintext_size = sizeof("Hi There")-1,
+		.output = (uint8_t*)"\xb0\x34\x4c\x61\xd8\xdb\x38\x53\x5c\xa8\xaf\xce\xaf\x0b\xf1\x2b\x88\x1d\xc2\x00\xc9\x83\x3d\xa7\x26\xe9\x37\x6c\x2e\x32\xcf\xf7",
+		.output_size = 32,
+		.op = NCR_OP_SIGN,
+	},
+	{
+		.name = "HMAC-SHA384",
+		.algorithm = NCR_ALG_HMAC_SHA2_384,
+		.key = (uint8_t*)"\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b",
+		.key_size = 20,
+		.plaintext = (uint8_t*)"Hi There",
+		.plaintext_size = sizeof("Hi There")-1,
+		.output = (uint8_t*)"\xaf\xd0\x39\x44\xd8\x48\x95\x62\x6b\x08\x25\xf4\xab\x46\x90\x7f\x15\xf9\xda\xdb\xe4\x10\x1e\xc6\x82\xaa\x03\x4c\x7c\xeb\xc5\x9c\xfa\xea\x9e\xa9\x07\x6e\xde\x7f\x4a\xf1\x52\xe8\xb2\xfa\x9c\xb6",
+		.output_size = 48,
+		.op = NCR_OP_SIGN,
+	},
+	{
+		.name = "HMAC-SHA512",
+		.algorithm = NCR_ALG_HMAC_SHA2_512,
+		.key = (uint8_t*)"\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b",
+		.key_size = 20,
+		.plaintext = (uint8_t*)"Hi There",
+		.plaintext_size = sizeof("Hi There")-1,
+		.output = (uint8_t*)"\x87\xaa\x7c\xde\xa5\xef\x61\x9d\x4f\xf0\xb4\x24\x1a\x1d\x6c\xb0\x23\x79\xf4\xe2\xce\x4e\xc2\x78\x7a\xd0\xb3\x05\x45\xe1\x7c\xde\xda\xa8\x33\xb7\xd6\xb8\xa7\x02\x03\x8b\x27\x4e\xae\xa3\xf4\xe4\xbe\x9d\x91\x4e\xeb\x61\xf1\x70\x2e\x69\x6c\x20\x3a\x12\x68\x54",
+		.output_size = 64,
+		.op = NCR_OP_SIGN,
+	},
+};
+
+#define HASH_DATA_SIZE 64
+
+/* SHA1 and other hashes */
+static int
+test_ncr_hash(int cfd)
+{
+	struct ncr_data_init_user_st dinit;
+	ncr_key_t key;
+	struct ncr_key_data_st keydata;
+	ncr_data_t dd, dd2;
+	uint8_t data[HASH_DATA_SIZE];
+	size_t data_size = sizeof(data);
+	uint8_t data2[HASH_DATA_SIZE];
+	size_t data_size2 = sizeof(data2);
+	int i, j;
+	struct ncr_session_once_op_st nop;
+
+	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
+	dinit.data = data;
+	dinit.data_size_ptr = &data_size;
+
+	if (ioctl(cfd, NCRIO_DATA_INIT_USER, &dinit)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_INIT)");
+		return 1;
+	}
+
+	dd = dinit.desc;
+
+	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
+	dinit.data = data2;
+	dinit.data_size_ptr = &data_size2;
+
+	if (ioctl(cfd, NCRIO_DATA_INIT_USER, &dinit)) {
+		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+		perror("ioctl(NCRIO_DATA_INIT)");
+		return 1;
+	}
+
+	dd2 = dinit.desc;
+
+	/* convert it to key */
+	if (ioctl(cfd, NCRIO_KEY_INIT, &key)) {
+		perror("ioctl(NCRIO_KEY_INIT)");
+		return 1;
+	}
+
+	keydata.key_id[0] = 'a';
+	keydata.key_id[2] = 'b';
+	keydata.key_id_size = 2;
+	keydata.type = NCR_KEY_TYPE_SECRET;
+	keydata.algorithm = NCR_ALG_AES_CBC;
+	keydata.flags = NCR_KEY_FLAG_EXPORTABLE;
+	
+
+	fprintf(stdout, "Tests on Hashes\n");
+	for (i=0;i<sizeof(hash_vectors)/sizeof(hash_vectors[0]);i++) {
+
+		fprintf(stdout, "\t%s:\n", hash_vectors[i].name);
+		/* import key */
+		if (hash_vectors[i].key != NULL) {
+			memcpy(data, (void*)hash_vectors[i].key, hash_vectors[i].key_size);
+			data_size = hash_vectors[i].key_size;
+
+			keydata.key = key;
+			keydata.data = dd;
+			if (ioctl(cfd, NCRIO_KEY_IMPORT, &keydata)) {
+				fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+				perror("ioctl(NCRIO_KEY_IMPORT)");
+				return 1;
+			}
+		}
+		/* import data */
+
+		memcpy(data, (void*)hash_vectors[i].plaintext, hash_vectors[i].plaintext_size);
+		data_size = hash_vectors[i].plaintext_size;
+		
+		data_size2 = sizeof(data2);
+
+		/* encrypt */
+		memset(&nop, 0, sizeof(nop));
+		nop.init.algorithm = hash_vectors[i].algorithm;
+		if (hash_vectors[i].key != NULL)
+			nop.init.params.key = key;
+		nop.init.op = hash_vectors[i].op;
+		nop.op.data.sign.text = dd;
+		nop.op.data.sign.output = dd2;
+
+		if (ioctl(cfd, NCRIO_SESSION_ONCE, &nop)) {
+			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
+			perror("ioctl(NCRIO_SESSION_ONCE)");
+			return 1;
+		}
+
+		/* verify */
+		if (data_size2 != hash_vectors[i].output_size ||
+			memcmp(data2, hash_vectors[i].output, hash_vectors[i].output_size) != 0) {
+			fprintf(stderr, "HASH test vector %d failed!\n", i);
+
+			fprintf(stderr, "Output[%d]: ", (int)data_size2);
+			for(j=0;j<data_size2;j++)
+			  fprintf(stderr, "%.2x:", (int)data2[j]);
+			fprintf(stderr, "\n");
+
+			fprintf(stderr, "Expected[%d]: ", hash_vectors[i].output_size);
+			for(j=0;j<hash_vectors[i].output_size;j++)
+			  fprintf(stderr, "%.2x:", (int)hash_vectors[i].output[j]);
+			fprintf(stderr, "\n");
+			return 1;
+		}
+	}
+
+	fprintf(stdout, "\n");
+
+	return 0;
+
+}
+
+
+int
+main()
+{
+	int fd = -1;
+
+	/* Open the crypto device */
+	fd = open("/dev/crypto", O_RDWR, 0);
+	if (fd < 0) {
+		perror("open(/dev/crypto)");
+		return 1;
+	}
+
+	/* Close the original descriptor */
+	if (close(fd)) {
+		perror("close(fd)");
+		return 1;
+	}
+
+	/* actually test if the initial close
+	 * will really delete all used lists */
+
+	fd = open("/dev/crypto", O_RDWR, 0);
+	if (fd < 0) {
+		perror("open(/dev/crypto)");
+		return 1;
+	}
+	if (test_ncr_key(fd))
+		return 1;
+
+	if (test_ncr_aes(fd))
+		return 1;
+
+	if (test_ncr_hash(fd))
+		return 1;
+
+	if (test_ncr_wrap_key(fd))
+		return 1;
+
+	if (test_ncr_store_wrap_key(fd))
+		return 1;
+
+	/* Close the original descriptor */
+	if (close(fd)) {
+		perror("close(fd)");
+		return 1;
+	}
+
+	return 0;
+}
diff --git a/examples/ncr.c b/examples/ncr.c
index d5d3e20..de8288d 100644
--- a/examples/ncr.c
+++ b/examples/ncr.c
@@ -55,7 +55,6 @@ test_ncr_key(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = data;
 	dinit.initial_data_size = sizeof(data);
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -97,7 +96,6 @@ test_ncr_key(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -129,7 +127,7 @@ test_ncr_key(int cfd)
 
 	if (memcmp(data, data_bak, sizeof(data))!=0) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-		fprintf(stderr, "data returned but differ (%d, %d)!\n", (int)kdata.data_size, sizeof(data));
+		fprintf(stderr, "data returned but differ (%d, %d)!\n", (int)kdata.data_size, (int)sizeof(data));
 		return 1;
 	}
 
@@ -270,7 +268,6 @@ static int test_ncr_data(int cfd)
 	init.flags = NCR_DATA_FLAG_EXPORTABLE;
 	init.initial_data = data;
 	init.initial_data_size = sizeof(data);
-	init.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &init)) {
 		perror("ioctl(NCRIO_DATA_INIT)");
@@ -341,7 +338,6 @@ static int test_ncr_data(int cfd)
 	init.flags = 0;
 	init.initial_data = data;
 	init.initial_data_size = sizeof(data);
-	init.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &init)) {
 		perror("ioctl(NCRIO_DATA_INIT)");
@@ -363,7 +359,6 @@ static int test_ncr_data(int cfd)
 		init.flags = 0;
 		init.initial_data = data;
 		init.initial_data_size = sizeof(data);
-		init.type = NCR_DATA_KERNEL;
 
 		if (ioctl(cfd, NCRIO_DATA_INIT, &init)) {
 			//fprintf(stderr, "Reached maximum limit at: %d data items\n", i);
@@ -401,7 +396,6 @@ test_ncr_wrap_key(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F";
 	dinit.initial_data_size = 16;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -585,7 +579,6 @@ test_ncr_store_wrap_key(int cfd)
 	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = DATA_SIZE;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -746,7 +739,6 @@ test_ncr_aes(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -1032,7 +1024,6 @@ test_ncr_hash(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
diff --git a/examples/pk.c b/examples/pk.c
index edae150..1f3d3c1 100644
--- a/examples/pk.c
+++ b/examples/pk.c
@@ -339,7 +339,6 @@ static int rsa_key_encrypt(int cfd, ncr_key_t privkey, ncr_key_t pubkey, int oae
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = data;
 	dinit.initial_data_size = RSA_ENCRYPT_SIZE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -352,7 +351,6 @@ static int rsa_key_encrypt(int cfd, ncr_key_t privkey, ncr_key_t pubkey, int oae
 	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = DATA_SIZE;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -439,7 +437,6 @@ static int rsa_key_sign_verify(int cfd, ncr_key_t privkey, ncr_key_t pubkey, int
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = data;
 	dinit.initial_data_size = sizeof(data);
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -452,7 +449,6 @@ static int rsa_key_sign_verify(int cfd, ncr_key_t privkey, ncr_key_t pubkey, int
 	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = DATA_SIZE;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -533,7 +529,6 @@ static int dsa_key_sign_verify(int cfd, ncr_key_t privkey, ncr_key_t pubkey)
 	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = DATA_SIZE;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -626,7 +621,6 @@ static int test_ncr_rsa(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -769,7 +763,6 @@ static int test_ncr_dsa(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);