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Diffstat (limited to 'examples/ncr-direct.c')
| -rw-r--r-- | examples/ncr-direct.c | 443 |
1 files changed, 443 insertions, 0 deletions
diff --git a/examples/ncr-direct.c b/examples/ncr-direct.c new file mode 100644 index 0000000..0908e2c --- /dev/null +++ b/examples/ncr-direct.c @@ -0,0 +1,443 @@ +/* + * 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 +#define KEY_DATA_SIZE 16 + + +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_st dinit; + ncr_key_t key; + struct ncr_key_data_st keydata; + struct ncr_data_st kdata; + ncr_data_t dd, dd2; + uint8_t data[KEY_DATA_SIZE]; + int i, j; + struct ncr_session_once_op_st nop; + + dinit.max_object_size = KEY_DATA_SIZE; + dinit.flags = NCR_DATA_FLAG_EXPORTABLE; + dinit.initial_data = NULL; + dinit.initial_data_size = 0; + + if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) { + fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__); + perror("ioctl(NCRIO_DATA_INIT)"); + return 1; + } + + dd = dinit.desc; + + if (ioctl(cfd, NCRIO_DATA_INIT, &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 */ + kdata.data = (void*)aes_vectors[i].key; + kdata.data_size = 16; + kdata.desc = dd; + + if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) { + fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__); + perror("ioctl(NCRIO_DATA_SET)"); + return 1; + } + + 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; + } + + /* encrypt */ + memset(&nop, 0, sizeof(nop)); + nop.init.algorithm = NCR_ALG_AES_ECB; + nop.init.key = key; + nop.init.op = NCR_OP_ENCRYPT; + nop.op.data.udata.input = (void*)aes_vectors[i].plaintext; + nop.op.data.udata.input_size = 16; + nop.op.data.udata.output = data; + nop.op.data.udata.output_size = sizeof(data); + nop.op.type = NCR_DIRECT_DATA; + + if (ioctl(cfd, NCRIO_SESSION_ONCE, &nop)) { + fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__); + perror("ioctl(NCRIO_SESSION_ONCE)"); + return 1; + } + + /* verify */ + + if (nop.op.data.udata.output_size != 16 || memcmp(data, aes_vectors[i].ciphertext, 16) != 0) { + fprintf(stderr, "AES test vector %d failed!\n", i); + + fprintf(stderr, "Cipher[%d]: ", (int)nop.op.data.udata.output_size); + for(j=0;j<nop.op.data.udata.output_size;j++) + fprintf(stderr, "%.2x:", (int)data[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 */ + kdata.data = (void*)aes_vectors[i].key; + kdata.data_size = 16; + kdata.desc = dd; + + if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) { + fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__); + perror("ioctl(NCRIO_DATA_SET)"); + return 1; + } + + 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; + } + + + /* decrypt */ + memset(&nop, 0, sizeof(nop)); + nop.init.algorithm = NCR_ALG_AES_ECB; + nop.init.key = key; + nop.init.op = NCR_OP_DECRYPT; + nop.op.data.udata.input = (void*)aes_vectors[i].ciphertext; + nop.op.data.udata.input_size = 16; + nop.op.data.udata.output = data; + nop.op.data.udata.output_size = sizeof(data); + nop.op.type = NCR_DIRECT_DATA; + + if (ioctl(cfd, NCRIO_SESSION_ONCE, &nop)) { + fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__); + perror("ioctl(NCRIO_SESSION_ONCE)"); + return 1; + } + + if (nop.op.data.udata.output_size != 16 || memcmp(data, aes_vectors[i].plaintext, 16) != 0) { + fprintf(stderr, "AES test vector %d failed!\n", i); + + fprintf(stderr, "Plain[%d]: ", (int)nop.op.data.udata.output_size); + for(j=0;j<nop.op.data.udata.output_size;j++) + fprintf(stderr, "%.2x:", (int)data[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_SIGN, + }, + { + .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_st dinit; + ncr_key_t key; + struct ncr_key_data_st keydata; + struct ncr_data_st kdata; + ncr_data_t dd, dd2; + uint8_t data[HASH_DATA_SIZE]; + int i, j; + struct ncr_session_once_op_st nop; + + dinit.max_object_size = HASH_DATA_SIZE; + dinit.flags = NCR_DATA_FLAG_EXPORTABLE; + dinit.initial_data = NULL; + dinit.initial_data_size = 0; + + if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) { + fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__); + perror("ioctl(NCRIO_DATA_INIT)"); + return 1; + } + + dd = dinit.desc; + + if (ioctl(cfd, NCRIO_DATA_INIT, &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) { + kdata.data = (void*)hash_vectors[i].key; + kdata.data_size = hash_vectors[i].key_size; + kdata.desc = dd; + + if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) { + fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__); + perror("ioctl(NCRIO_DATA_SET)"); + return 1; + } + + 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; + } + } + + /* encrypt */ + memset(&nop, 0, sizeof(nop)); + nop.init.algorithm = hash_vectors[i].algorithm; + if (hash_vectors[i].key != NULL) + nop.init.key = key; + nop.init.op = hash_vectors[i].op; + nop.op.data.udata.input = (void*)hash_vectors[i].plaintext; + nop.op.data.udata.input_size = hash_vectors[i].plaintext_size; + nop.op.data.udata.output = data; + nop.op.data.udata.output_size = sizeof(data); + nop.op.type = NCR_DIRECT_DATA; + + if (ioctl(cfd, NCRIO_SESSION_ONCE, &nop)) { + fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__); + perror("ioctl(NCRIO_SESSION_ONCE)"); + return 1; + } + + if (nop.op.data.udata.output_size != hash_vectors[i].output_size || + memcmp(data, hash_vectors[i].output, hash_vectors[i].output_size) != 0) { + fprintf(stderr, "HASH test vector %d failed!\n", i); + + fprintf(stderr, "Output[%d]: ", (int)nop.op.data.udata.output_size); + for(j=0;j<nop.op.data.udata.output_size;j++) + fprintf(stderr, "%.2x:", (int)data[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; + } + + if (test_ncr_aes(fd)) + return 1; + + if (test_ncr_hash(fd)) + return 1; + + /* Close the original descriptor */ + if (close(fd)) { + perror("close(fd)"); + return 1; + } + + return 0; +} |