mirror of
https://github.com/servalproject/serval-dna.git
synced 2024-12-30 18:07:01 +00:00
bf9710fd5a
This only affects build_android, if nacl-gcc-prep is run then build/`uname -s` will be created.
78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
/*
|
|
* crypto_hash/try.c version 20090118
|
|
* D. J. Bernstein
|
|
* Public domain.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include "crypto_hash.h"
|
|
|
|
extern unsigned char *alignedcalloc(unsigned long long);
|
|
|
|
const char *primitiveimplementation = crypto_hash_IMPLEMENTATION;
|
|
|
|
#define MAXTEST_BYTES (10000 + crypto_hash_BYTES)
|
|
#define CHECKSUM_BYTES 4096
|
|
#define TUNE_BYTES 1536
|
|
|
|
static unsigned char *h;
|
|
static unsigned char *h2;
|
|
static unsigned char *m;
|
|
static unsigned char *m2;
|
|
|
|
void preallocate(void)
|
|
{
|
|
}
|
|
|
|
void allocate(void)
|
|
{
|
|
h = alignedcalloc(crypto_hash_BYTES);
|
|
h2 = alignedcalloc(crypto_hash_BYTES);
|
|
m = alignedcalloc(MAXTEST_BYTES);
|
|
m2 = alignedcalloc(MAXTEST_BYTES);
|
|
}
|
|
|
|
void predoit(void)
|
|
{
|
|
}
|
|
|
|
void doit(void)
|
|
{
|
|
crypto_hash(h,m,TUNE_BYTES);
|
|
}
|
|
|
|
char checksum[crypto_hash_BYTES * 2 + 1];
|
|
|
|
const char *checksum_compute(void)
|
|
{
|
|
long long i;
|
|
long long j;
|
|
|
|
for (i = 0;i < CHECKSUM_BYTES;++i) {
|
|
long long hlen = crypto_hash_BYTES;
|
|
long long mlen = i;
|
|
for (j = -16;j < 0;++j) h[j] = random();
|
|
for (j = hlen;j < hlen + 16;++j) h[j] = random();
|
|
for (j = -16;j < hlen + 16;++j) h2[j] = h[j];
|
|
for (j = -16;j < 0;++j) m[j] = random();
|
|
for (j = mlen;j < mlen + 16;++j) m[j] = random();
|
|
for (j = -16;j < mlen + 16;++j) m2[j] = m[j];
|
|
if (crypto_hash(h,m,mlen) != 0) return "crypto_hash returns nonzero";
|
|
for (j = -16;j < mlen + 16;++j) if (m2[j] != m[j]) return "crypto_hash writes to input";
|
|
for (j = -16;j < 0;++j) if (h2[j] != h[j]) return "crypto_hash writes before output";
|
|
for (j = hlen;j < hlen + 16;++j) if (h2[j] != h[j]) return "crypto_hash writes after output";
|
|
if (crypto_hash(m2,m2,mlen) != 0) return "crypto_hash returns nonzero";
|
|
for (j = 0;j < hlen;++j) if (m2[j] != h[j]) return "crypto_hash does not handle overlap";
|
|
for (j = 0;j < mlen;++j) m[j] ^= h[j % hlen];
|
|
m[mlen] = h[0];
|
|
}
|
|
if (crypto_hash(h,m,CHECKSUM_BYTES) != 0) return "crypto_hash returns nonzero";
|
|
|
|
for (i = 0;i < crypto_hash_BYTES;++i) {
|
|
checksum[2 * i] = "0123456789abcdef"[15 & (h[i] >> 4)];
|
|
checksum[2 * i + 1] = "0123456789abcdef"[15 & h[i]];
|
|
}
|
|
checksum[2 * i] = 0;
|
|
return 0;
|
|
}
|