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build: Split test programs off into separate files

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This avoids spurious library rebuilds when only the test program
code is changed and simplifies the build system.
This commit is contained in:
Diego Biurrun
2016-03-17 19:13:17 +01:00
parent 330177b508
commit d12b5b2f13
54 changed files with 2636 additions and 2173 deletions
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111
libavutil/des.c
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@@ -111,7 +111,7 @@ static const uint8_t S_boxes[8][32] = {
#else
/**
* This table contains the results of applying both the S-box and P-shuffle.
* It can be regenerated by compiling this file with -DCONFIG_SMALL -DTEST -DGENTABLES
* It can be regenerated by compiling des-test.c with "-DCONFIG_SMALL -DGENTABLES".
*/
static const uint32_t S_boxes_P_shuffle[8][64] = {
{ 0x00808200, 0x00000000, 0x00008000, 0x00808202, 0x00808002, 0x00008202, 0x00000002, 0x00008000,
@@ -337,112 +337,3 @@ void av_des_mac(AVDES *d, uint8_t *dst, const uint8_t *src, int count)
{
av_des_crypt_mac(d, dst, src, count, (uint8_t[8]) { 0 }, 0, 1);
}
#ifdef TEST
#include <stdlib.h>
#include <stdio.h>
#include "time.h"
static uint64_t rand64(void)
{
uint64_t r = rand();
r = (r << 32) | rand();
return r;
}
static const uint8_t test_key[] = { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0 };
static const DECLARE_ALIGNED(8, uint8_t, plain)[] = { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 };
static const DECLARE_ALIGNED(8, uint8_t, crypt)[] = { 0x4a, 0xb6, 0x5b, 0x3d, 0x4b, 0x06, 0x15, 0x18 };
static DECLARE_ALIGNED(8, uint8_t, tmp)[8];
static DECLARE_ALIGNED(8, uint8_t, large_buffer)[10002][8];
static const uint8_t cbc_key[] = {
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0x01,
0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0x01, 0x23
};
static int run_test(int cbc, int decrypt)
{
AVDES d;
int delay = cbc && !decrypt ? 2 : 1;
uint64_t res;
AV_WB64(large_buffer[0], 0x4e6f772069732074ULL);
AV_WB64(large_buffer[1], 0x1234567890abcdefULL);
AV_WB64(tmp, 0x1234567890abcdefULL);
av_des_init(&d, cbc_key, 192, decrypt);
av_des_crypt(&d, large_buffer[delay], large_buffer[0], 10000, cbc ? tmp : NULL, decrypt);
res = AV_RB64(large_buffer[9999 + delay]);
if (cbc) {
if (decrypt)
return res == 0xc5cecf63ecec514cULL;
else
return res == 0xcb191f85d1ed8439ULL;
} else {
if (decrypt)
return res == 0x8325397644091a0aULL;
else
return res == 0xdd17e8b8b437d232ULL;
}
}
int main(void)
{
AVDES d;
int i;
uint64_t key[3];
uint64_t data;
uint64_t ct;
uint64_t roundkeys[16];
srand(av_gettime());
key[0] = AV_RB64(test_key);
data = AV_RB64(plain);
gen_roundkeys(roundkeys, key[0]);
if (des_encdec(data, roundkeys, 0) != AV_RB64(crypt)) {
printf("Test 1 failed\n");
return 1;
}
av_des_init(&d, test_key, 64, 0);
av_des_crypt(&d, tmp, plain, 1, NULL, 0);
if (memcmp(tmp, crypt, sizeof(crypt))) {
printf("Public API decryption failed\n");
return 1;
}
if (!run_test(0, 0) || !run_test(0, 1) || !run_test(1, 0) || !run_test(1, 1)) {
printf("Partial Monte-Carlo test failed\n");
return 1;
}
for (i = 0; i < 1000; i++) {
key[0] = rand64();
key[1] = rand64();
key[2] = rand64();
data = rand64();
av_des_init(&d, key, 192, 0);
av_des_crypt(&d, &ct, &data, 1, NULL, 0);
av_des_init(&d, key, 192, 1);
av_des_crypt(&d, &ct, &ct, 1, NULL, 1);
if (ct != data) {
printf("Test 2 failed\n");
return 1;
}
}
#ifdef GENTABLES
printf("static const uint32_t S_boxes_P_shuffle[8][64] = {\n");
for (i = 0; i < 8; i++) {
int j;
printf(" {");
for (j = 0; j < 64; j++) {
uint32_t v = S_boxes[i][j >> 1];
v = j & 1 ? v >> 4 : v & 0xf;
v <<= 28 - 4 * i;
v = shuffle(v, P_shuffle, sizeof(P_shuffle));
printf((j & 7) == 0 ? "\n " : " ");
printf("0x%08X,", v);
}
printf("\n },\n");
}
printf("};\n");
#endif
return 0;
}
#endif