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Diffstat (limited to 'deps/crypto/des_test.c')
-rw-r--r-- | deps/crypto/des_test.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/deps/crypto/des_test.c b/deps/crypto/des_test.c new file mode 100644 index 0000000..3e46134 --- /dev/null +++ b/deps/crypto/des_test.c @@ -0,0 +1,83 @@ +/********************************************************************* +* Filename: des_test.c +* Author: Brad Conte (brad AT bradconte.com) +* Copyright: +* Disclaimer: This code is presented "as is" without any guarantees. +* Details: Performs known-answer tests on the corresponding DES + implementation. These tests do not encompass the full + range of available test vectors, however, if the tests + pass it is very, very likely that the code is correct + and was compiled properly. This code also serves as + example usage of the functions. +*********************************************************************/ + +/*************************** HEADER FILES ***************************/ +#include <stdio.h> +#include <memory.h> +#include "des.h" + +/*********************** FUNCTION DEFINITIONS ***********************/ +int des_test() +{ + BYTE pt1[DES_BLOCK_SIZE] = {0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xE7}; + BYTE pt2[DES_BLOCK_SIZE] = {0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF}; + BYTE pt3[DES_BLOCK_SIZE] = {0x54,0x68,0x65,0x20,0x71,0x75,0x66,0x63}; + BYTE ct1[DES_BLOCK_SIZE] = {0xc9,0x57,0x44,0x25,0x6a,0x5e,0xd3,0x1d}; + BYTE ct2[DES_BLOCK_SIZE] = {0x85,0xe8,0x13,0x54,0x0f,0x0a,0xb4,0x05}; + BYTE ct3[DES_BLOCK_SIZE] = {0xc9,0x57,0x44,0x25,0x6a,0x5e,0xd3,0x1d}; + BYTE ct4[DES_BLOCK_SIZE] = {0xA8,0x26,0xFD,0x8C,0xE5,0x3B,0x85,0x5F}; + BYTE key1[DES_BLOCK_SIZE] = {0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF}; + BYTE key2[DES_BLOCK_SIZE] = {0x13,0x34,0x57,0x79,0x9B,0xBC,0xDF,0xF1}; + BYTE three_key1[DES_BLOCK_SIZE * 3] = {0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF, + 0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF, + 0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF}; + BYTE three_key2[DES_BLOCK_SIZE * 3] = {0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF, + 0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF,0x01, + 0x45,0x67,0x89,0xAB,0xCD,0xEF,0x01,0x23}; + + BYTE schedule[16][6]; + BYTE three_schedule[3][16][6]; + BYTE buf[DES_BLOCK_SIZE]; + int pass = 1; + + des_key_setup(key1, schedule, DES_ENCRYPT); + des_crypt(pt1, buf, schedule); + pass = pass && !memcmp(ct1, buf, DES_BLOCK_SIZE); + + des_key_setup(key1, schedule, DES_DECRYPT); + des_crypt(ct1, buf, schedule); + pass = pass && !memcmp(pt1, buf, DES_BLOCK_SIZE); + + des_key_setup(key2, schedule, DES_ENCRYPT); + des_crypt(pt2, buf, schedule); + pass = pass && !memcmp(ct2, buf, DES_BLOCK_SIZE); + + des_key_setup(key2, schedule, DES_DECRYPT); + des_crypt(ct2, buf, schedule); + pass = pass && !memcmp(pt2, buf, DES_BLOCK_SIZE); + + three_des_key_setup(three_key1, three_schedule, DES_ENCRYPT); + three_des_crypt(pt1, buf, three_schedule); + pass = pass && !memcmp(ct3, buf, DES_BLOCK_SIZE); + + three_des_key_setup(three_key1, three_schedule, DES_DECRYPT); + three_des_crypt(ct3, buf, three_schedule); + pass = pass && !memcmp(pt1, buf, DES_BLOCK_SIZE); + + three_des_key_setup(three_key2, three_schedule, DES_ENCRYPT); + three_des_crypt(pt3, buf, three_schedule); + pass = pass && !memcmp(ct4, buf, DES_BLOCK_SIZE); + + three_des_key_setup(three_key2, three_schedule, DES_DECRYPT); + three_des_crypt(ct4, buf, three_schedule); + pass = pass && !memcmp(pt3, buf, DES_BLOCK_SIZE); + + return(pass); +} + +int main() +{ + printf("DES test: %s\n", des_test() ? "SUCCEEDED" : "FAILED"); + + return(0); +} |