diff options
Diffstat (limited to 'src/tests/libica_des_cfb_test.c')
| -rw-r--r-- | src/tests/libica_des_cfb_test.c | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/src/tests/libica_des_cfb_test.c b/src/tests/libica_des_cfb_test.c new file mode 100644 index 0000000..20291bd --- /dev/null +++ b/src/tests/libica_des_cfb_test.c @@ -0,0 +1,187 @@ +/* This program is released under the Common Public License V1.0 + * + * You should have received a copy of Common Public License V1.0 along with + * with this program. + */ + +/* Copyright IBM Corp. 2010, 2011 */ +#include <fcntl.h> +#include <sys/errno.h> +#include <stdio.h> +#include <string.h> +#include <strings.h> +#include <stdlib.h> +#include "ica_api.h" +#include "testcase.h" + +#define NR_TESTS 12 +#define NR_RANDOM_TESTS 1000 + +void dump_cfb_data(unsigned char *iv, unsigned int iv_length, + unsigned char *key, unsigned int key_length, + unsigned char *input_data, unsigned int data_length, + unsigned char *output_data) +{ + VV_(printf("IV \n")); + dump_array(iv, iv_length); + VV_(printf("Key \n")); + dump_array(key, key_length); + VV_(printf("Input Data\n")); + dump_array(input_data, data_length); + VV_(printf("Output Data\n")); + dump_array(output_data, data_length); +} + +int load_random_test_data(unsigned char *data, unsigned int data_length, + unsigned char *iv, unsigned int iv_length, + unsigned char *key, unsigned int key_length) +{ + int rc; + + rc = ica_random_number_generate(data_length, data); + if (rc) { + VV_(printf("ica_random_number_generate with rc = %i errnor = %i\n", + rc, errno)); + return rc; + } + rc = ica_random_number_generate(iv_length, iv); + if (rc) { + VV_(printf("ica_random_number_generate with rc = %i errnor = %i\n", + rc, errno)); + return rc; + } + rc = ica_random_number_generate(key_length, key); + if (rc) { + VV_(printf("ica_random_number_generate with rc = %i errnor = %i\n", + rc, errno)); + return rc; + } + return rc; +} + +int random_des_cfb(int iteration, unsigned int data_length, + unsigned int lcfb) +{ + unsigned int iv_length = sizeof(ica_des_vector_t); + unsigned int key_length = sizeof(ica_des_key_single_t); + + unsigned char iv[iv_length]; + unsigned char tmp_iv[iv_length]; + unsigned char key[key_length]; + unsigned char input_data[data_length]; + unsigned char encrypt[data_length]; + unsigned char decrypt[data_length]; + + int rc = 0; + memset(encrypt, 0x00, data_length); + memset(decrypt, 0x00, data_length); + + load_random_test_data(input_data, data_length, iv, iv_length, key, + key_length); + memcpy(tmp_iv, iv, iv_length); + + VV_(printf("Test Parameters for iteration = %i\n", iteration)); + VV_(printf("key length = %i, data length = %i, iv length = %i," + " lcfb = %i\n", key_length, data_length, iv_length, lcfb)); + + rc = ica_des_cfb(input_data, encrypt, data_length, key, tmp_iv, + lcfb, 1); + if (rc) { + VV_(printf("ica_des_cfb encrypt failed with rc = %i\n", rc)); + dump_cfb_data(iv, iv_length, key, key_length, input_data, + data_length, encrypt); + } + if (!rc) { + VV_(printf("Encrypt:\n")); + dump_cfb_data(iv, iv_length, key, key_length, input_data, + data_length, encrypt); + } + + if (rc) { + VV_(printf("DES OFB test exited after encryption\n")); + return rc; + } + + memcpy(tmp_iv, iv, iv_length); + + rc = ica_des_cfb(encrypt, decrypt, data_length, key, tmp_iv, + lcfb, 0); + if (rc) { + VV_(printf("ica_des_cfb decrypt failed with rc = %i\n", rc)); + dump_cfb_data(iv, iv_length, key, key_length, encrypt, + data_length, decrypt); + return rc; + } + + + if (!rc) { + VV_(printf("Decrypt:\n")); + dump_cfb_data(iv, iv_length, key, key_length, encrypt, + data_length, decrypt); + } + + if (memcmp(decrypt, input_data, data_length)) { + VV_(printf("Decryption Result does not match the original data!\n")); + VV_(printf("Original data:\n")); + dump_array(input_data, data_length); + VV_(printf("Decryption Result:\n")); + dump_array(decrypt, data_length); + rc++; + } + return rc; +} + +int main(int argc, char **argv) +{ + int rc = 0; + int error_count = 0; + int iteration; + unsigned int rdata; + unsigned int data_length = 1; + unsigned int lcfb = 1; + unsigned int j; + + set_verbosity(argc, argv); + +#ifdef ICA_FIPS + if (ica_fips_status() & ICA_FIPS_MODE) { + printf("All DES-CFB tests skipped." + " (DES not FIPS approved)\n"); + return 0; + } +#endif /* ICA_FIPS */ + + for(iteration = 1; iteration <= NR_RANDOM_TESTS; iteration++) { + for (j = 1; j <= 2; j++) { + if (!(data_length % lcfb)) { + rc = random_des_cfb(iteration, data_length, lcfb); + if (rc) { + V_(printf("random_des_cfb failed with rc = %i\n", rc)); + error_count++; + } + } + switch (j) { + case 1: + lcfb = 1; + break; + case 2: + lcfb = 8; + break; + } + } + // add a value between 1 and 8 to data_length + if (ica_random_number_generate(sizeof(rdata), (unsigned char*) &rdata)) { + printf("ica_random_number_generate failed with errnor = %i\n", + errno); + exit(1); + } + data_length += (rdata % 8) + 1; + } + if (error_count) + printf("%i DES-CFB tests failed.\n", error_count); + else + printf("All DES-CFB tests passed.\n"); + + return rc; +} + |