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author | kokke <spam@rowdy.dk> | 2014-05-29 02:22:11 +0200 |
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committer | kokke <spam@rowdy.dk> | 2014-05-29 02:22:11 +0200 |
commit | 0ac6baff3fd34fe7ceb657026188f6cf6f5ef1c5 (patch) | |
tree | 49374b71415f34cd903c95118b1a8ba354a13be3 | |
parent | Update aes.c (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | test.c | 75 |
1 files changed, 75 insertions, 0 deletions
@@ -0,0 +1,75 @@ +#include <stdio.h> +#include <string.h> +#include <stdint.h> +#include "aes.h" + +static void phex(uint8_t* str); +static void test_ECB(void); + + +int main(int argc, char** argv) +{ + test_ECB(); + return 0; +} + + +/* Helpers */ + +static void test_ECB(void) +{ + uint8_t i, buf[64], buf2[64]; + + // 128bit key + uint8_t key[16] = { (uint8_t) 0x2b, (uint8_t) 0x7e, (uint8_t) 0x15, (uint8_t) 0x16, (uint8_t) 0x28, (uint8_t) 0xae, (uint8_t) 0xd2, (uint8_t) 0xa6, (uint8_t) 0xab, (uint8_t) 0xf7, (uint8_t) 0x15, (uint8_t) 0x88, (uint8_t) 0x09, (uint8_t) 0xcf, (uint8_t) 0x4f, (uint8_t) 0x3c }; + // 512bit text + uint8_t plain_text[64] = { (uint8_t) 0x6b, (uint8_t) 0xc1, (uint8_t) 0xbe, (uint8_t) 0xe2, (uint8_t) 0x2e, (uint8_t) 0x40, (uint8_t) 0x9f, (uint8_t) 0x96, (uint8_t) 0xe9, (uint8_t) 0x3d, (uint8_t) 0x7e, (uint8_t) 0x11, (uint8_t) 0x73, (uint8_t) 0x93, (uint8_t) 0x17, (uint8_t) 0x2a, + (uint8_t) 0xae, (uint8_t) 0x2d, (uint8_t) 0x8a, (uint8_t) 0x57, (uint8_t) 0x1e, (uint8_t) 0x03, (uint8_t) 0xac, (uint8_t) 0x9c, (uint8_t) 0x9e, (uint8_t) 0xb7, (uint8_t) 0x6f, (uint8_t) 0xac, (uint8_t) 0x45, (uint8_t) 0xaf, (uint8_t) 0x8e, (uint8_t) 0x51, + (uint8_t) 0x30, (uint8_t) 0xc8, (uint8_t) 0x1c, (uint8_t) 0x46, (uint8_t) 0xa3, (uint8_t) 0x5c, (uint8_t) 0xe4, (uint8_t) 0x11, (uint8_t) 0xe5, (uint8_t) 0xfb, (uint8_t) 0xc1, (uint8_t) 0x19, (uint8_t) 0x1a, (uint8_t) 0x0a, (uint8_t) 0x52, (uint8_t) 0xef, + (uint8_t) 0xf6, (uint8_t) 0x9f, (uint8_t) 0x24, (uint8_t) 0x45, (uint8_t) 0xdf, (uint8_t) 0x4f, (uint8_t) 0x9b, (uint8_t) 0x17, (uint8_t) 0xad, (uint8_t) 0x2b, (uint8_t) 0x41, (uint8_t) 0x7b, (uint8_t) 0xe6, (uint8_t) 0x6c, (uint8_t) 0x37, (uint8_t) 0x10 }; + + memset(buf, 0, 64); + memset(buf2, 0, 64); + + // print text to encrypt, key and IV + printf("plain text:\n"); + for(i = (uint8_t) 0; i < (uint8_t) 4; ++i) + { + phex(plain_text + i * (uint8_t) 16); + } + printf("\n"); + + printf("key:\n"); + phex(key); + printf("\n"); + + // print the resulting cipher as 4 x 16 byte strings + printf("ciphertext:\n"); + for(i = 0; i < 4; ++i) + { + AES128_ECB(plain_text + (i*16), key, buf+(i*16)); + phex(buf + (i*16)); + } + printf("\n"); + + // print the resulting cipher as 4 x 16 byte strings + printf("back to plain text again:\n"); + for(i = 0; i < 4; ++i) + { + AES128_ECB(buf + (i*16), key, buf2+(i*16)); + phex(plain_text + (i*16)); + } + printf("\n"); +} + + +// prints string as hex +void phex(uint8_t* str) +{ + unsigned char i; + for(i = 0; i < 16; ++i) + printf("%.2x", str[i]); + printf("\n"); +} + + |