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#include <inttypes.h>
#include <stdio.h>
#include <string.h>
#include "tweakey.h"
#include "test-helpers.h"
struct vector
{
char *name;
uint8_t key[KEY_BYTES];
uint8_t tweak[TWEAK_BYTES];
uint8_t last_rtk[TWEAKEY_BYTES];
};
typedef struct vector vector;
/* [0]: LSB */
const vector VECTORS[] = {
{
.name = "full",
.tweak = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
},
.key = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
},
.last_rtk = {
0x42, 0x5d, 0x5d, 0x5d, 0x5d, 0x5d, 0x5d, 0x5d
}
},
{
.name = "null",
.tweak = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
},
.key = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
},
.last_rtk = {
0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
}
},
{
.name = "order",
.tweak = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17
},
.key = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f
},
.last_rtk = {
0xb8, 0xba, 0x86, 0x8f, 0xae, 0x92, 0x9b, 0xb3
}
},
{
.name = "random",
.tweak = {
0xa8, 0x43, 0xf3, 0x10, 0x81, 0x11, 0x1c, 0x84,
0xdf, 0xf8, 0x2e, 0xfa, 0x90, 0x90, 0x26, 0x21,
0x7d, 0x8d, 0x43, 0x12, 0x2a, 0xb3, 0xd2, 0x4d
},
.key = {
0xc1, 0x96, 0xc6, 0x0a, 0x02, 0x73, 0x91, 0x68,
0x7f, 0xf4, 0x23, 0x4d, 0x3d, 0xd5, 0xf9, 0x9b
},
.last_rtk = {
0xb3, 0xf2, 0x5e, 0xa6, 0xf1, 0xe3, 0x39, 0xf9
}
}
};
int main()
{
int diff = 0;
for (const vector *v=VECTORS; v<ARRAY_END(VECTORS); v++)
{
uint8_t tk[TWEAKEY_BYTES];
tweakey_state_init(tk, v->key, v->tweak);
uint8_t rtk[ROUND_TWEAKEY_BYTES];
tweakey_state_extract(tk, 0, rtk);
for (uint8_t i=1; i<ROUNDS; i++)
{
tweakey_state_update(tk);
tweakey_state_extract(tk, i, rtk);
}
if (memcmp(rtk, v->last_rtk, sizeof(rtk)) != 0)
{
REPORT_DIFFERENCE(v->name, "last RTK");
dump_c_initializer(ROUND_TWEAKEY_BYTES, rtk);
diff++;
}
}
return diff;
}
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