kris/xmss-KAT-generator
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Clean up tests

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This commit is contained in:
Joost Rijneveld 2017-10-26 15:50:33 +02:00
parent d340e0700d
commit 5ce8fc402b
No known key found for this signature in database
GPG Key ID: A4FE39CF49CBC553
15 changed files with 207 additions and 759 deletions
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26
.gitignore vendored
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@ -1,22 +1,4 @@
test/test_chacha
test/test_wots
test/test_horst
test/test_xmss
test/test_xmss_core
test/test_xmss_core_fast
test/test_xmssmt
test/test_xmssmt_core
test/test_xmssmt_core_fast
test/test_xmss_core_XMSS*
test/test_xmss_core_fast_XMSS*
test/test_xmssmt_core_XMSSMT*
test/test_xmssmt_core_fast_XMSSMT*
test/test_determinism
test/speed
test/gen_testvectors
ui/xmss_keypair
ui/xmss_open
ui/xmss_sign
ui/xmssmt_keypair
ui/xmssmt_open
ui/xmssmt_sign
test/*
!test/*.c
ui/*
!ui/*.c

62
Makefile
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@ -8,14 +8,16 @@ HEADERS = params.h hash.h fips202.h hash_address.h randombytes.h wots.h xmss.h x
SOURCES_FAST = $(subst core,core_fast,$(SOURCES))
HEADERS_FAST = $(subst core,core_fast,$(HEADERS))
TESTS = test/test_wots \
test/test_xmss_core \
test/test_xmss_core_fast \
test/test_xmss \
test/test_xmssmt_core_fast \
test/test_xmssmt_core \
test/test_xmssmt \
test/test_determinism \
TESTS = test/wots \
test/xmss_determinism \
test/xmss \
test/xmssmt \
test/xmss_core_fast \
test/xmssmt_core_fast \
# These currently do not work, as xmss_core_fast does not match the xmss_core.h API
# test/xmss_fast \
# test/xmssmt_fast \
UI = ui/xmss_keypair \
ui/xmss_sign \
@ -24,18 +26,52 @@ UI = ui/xmss_keypair \
ui/xmssmt_sign \
ui/xmssmt_open \
all: $(TESTS) $(UI)
# These currently do not work, as xmss_core_fast does not match the xmss_core.h API
# ui/xmss_keypair_fast \
# ui/xmss_sign_fast \
# ui/xmss_open_fast \
# ui/xmssmt_keypair_fast \
# ui/xmssmt_sign_fast \
# ui/xmssmt_open_fast \
.PHONY: clean
all: tests ui
test/%_fast: test/%_fast.c $(SOURCES_FAST) $(OBJS) $(HEADERS_FAST)
tests: $(TESTS)
ui: $(UI)
test: $(TESTS:=.exec)
.PHONY: clean test
test/%.exec: test/%
@$<
test/xmss_fast: test/xmss.c $(SOURCES_FAST) $(OBJS) $(HEADERS_FAST)
$(CC) $(CFLAGS) -o $@ $(SOURCES_FAST) $< $(LDLIBS)
test/xmss: test/xmss.c $(SOURCES) $(OBJS) $(HEADERS)
$(CC) $(CFLAGS) -o $@ $(SOURCES) $< $(LDLIBS)
test/xmssmt_fast: test/xmss.c $(SOURCES_FAST) $(OBJS) $(HEADERS_FAST)
$(CC) -DXMSSMT $(CFLAGS) -o $@ $(SOURCES_FAST) $< $(LDLIBS)
test/xmssmt: test/xmss.c $(SOURCES) $(OBJS) $(HEADERS)
$(CC) -DXMSSMT $(CFLAGS) -o $@ $(SOURCES) $< $(LDLIBS)
test/xmss_core_fast: test/xmss_core_fast.c $(SOURCES_FAST) $(OBJS) $(HEADERS_FAST)
$(CC) $(CFLAGS) -o $@ $(SOURCES_FAST) $< $(LDLIBS)
test/xmssmt_core_fast: test/xmss_core_fast.c $(SOURCES_FAST) $(OBJS) $(HEADERS_FAST)
$(CC) $(CFLAGS) -o $@ $(SOURCES_FAST) $< $(LDLIBS)
test/%: test/%.c $(SOURCES) $(OBJS) $(HEADERS)
$(CC) $(CFLAGS) -o $@ $(SOURCES) $< $(LDLIBS)
test/test_wots: params.c hash.c fips202.c hash_address.c randombytes.c wots.c xmss_commons.c test/test_wots.c params.h hash.h fips202.h hash_address.h randombytes.h wots.h xmss_commons.h
$(CC) $(CFLAGS) params.c hash.c fips202.c hash_address.c randombytes.c wots.c xmss_commons.c test/test_wots.c -o $@ -lcrypto
ui/xmss_%_fast: ui/%.c $(SOURCES_FAST) $(OBJS) $(HEADERS_FAST)
$(CC) $(CFLAGS) -o $@ $(SOURCES_FAST) $< $(LDLIBS)
ui/xmssmt_%_fast: ui/%.c $(SOURCES_FAST) $(OBJS) $(HEADERS_FAST)
$(CC) -DXMSSMT $(CFLAGS) -o $@ $(SOURCES_FAST) $< $(LDLIBS)
ui/xmss_%: ui/%.c $(SOURCES) $(OBJS) $(HEADERS)
$(CC) $(CFLAGS) -o $@ $(SOURCES) $< $(LDLIBS)

92
test/gen_testvectors.c
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@ -1,92 +0,0 @@
#include <stdint.h>
#include <stdio.h>
#include "../crypto_sign.h"
#define MAXMBYTES 2048
typedef uint32_t uint32;
static uint32 seed[32] = { 3,1,4,1,5,9,2,6,5,3,5,8,9,7,9,3,2,3,8,4,6,2,6,4,3,3,8,3,2,7,9,5 } ;
static uint32 in[12];
static uint32 out[8];
static int outleft = 0;
#define ROTATE(x,b) (((x) << (b)) | ((x) >> (32 - (b))))
#define MUSH(i,b) x = t[i] += (((x ^ seed[i]) + sum) ^ ROTATE(x,b));
static void surf(void)
{
uint32 t[12]; uint32 x; uint32 sum = 0;
int r; int i; int loop;
for (i = 0;i < 12;++i) t[i] = in[i] ^ seed[12 + i];
for (i = 0;i < 8;++i) out[i] = seed[24 + i];
x = t[11];
for (loop = 0;loop < 2;++loop) {
for (r = 0;r < 16;++r) {
sum += 0x9e3779b9;
MUSH(0,5) MUSH(1,7) MUSH(2,9) MUSH(3,13)
MUSH(4,5) MUSH(5,7) MUSH(6,9) MUSH(7,13)
MUSH(8,5) MUSH(9,7) MUSH(10,9) MUSH(11,13)
}
for (i = 0;i < 8;++i) out[i] ^= t[i + 4];
}
}
void randombytes(unsigned char *x,unsigned long long xlen)
{
while (xlen > 0) {
if (!outleft) {
if (!++in[0]) if (!++in[1]) if (!++in[2]) ++in[3];
surf();
outleft = 8;
}
*x = out[--outleft];
++x;
--xlen;
}
}
unsigned char pk[CRYPTO_PUBLICKEYBYTES];
unsigned char sk[CRYPTO_SECRETKEYBYTES];
unsigned char m[MAXMBYTES];
unsigned char sm[MAXMBYTES+CRYPTO_BYTES];
//unsigned char mo[MAXMBYTES+CRYPTO_BYTES];
unsigned long long smlen;
unsigned long long mlen;
int main(void)
{
int n,i,r;
for(n=0;n<MAXMBYTES;n++)
{
crypto_sign_keypair(pk,sk);
randombytes(m,n);
crypto_sign(sm, &smlen, m, n, sk);
for(i=0;i<smlen;i++)
printf("%02x",sm[i]);
printf("\n");
r = crypto_sign_open(sm, &mlen, sm, smlen, pk);
if(r)
{
printf("signature verification fails\n");
return -1;
}
if(mlen != n)
{
printf("signature verification produces wrong message length\n");
return -1;
}
for(i=0;i<n;i++)
{
if(sm[i] != m[i])
{
printf("signature verification does not recover message\n");
return -1;
}
}
}
return 0;
}

124
test/speed.c
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@ -1,124 +0,0 @@
#include <stdio.h>
#include <stdlib.h>
#include "../crypto_sign.h"
#include "../cpucycles.h"
#include "../randombytes.h"
#include "../horst.h"
#include "../wots.h"
#include "../hash.h"
#define MLEN 59
#define REP 1
#define NRUNS 100
static int ull_cmp(const void *a, const void *b)
{
const unsigned long long *ia = (const unsigned long long *)a;
const unsigned long long *ib = (const unsigned long long *)b;
if (*ia > *ib) return 1;
if (*ia < *ib) return -1;
return 0;
}
static const unsigned char seed[32] = {
0x22, 0x26, 0xb5, 0x64, 0xbb, 0x78, 0xcc, 0xab, 0x4a, 0x4c, 0x0a, 0x64, 0xc2, 0x0b, 0x5d, 0x68,
0x38, 0x74, 0x1a, 0xc0, 0x03, 0x17, 0xff, 0xd8, 0xe3, 0x53, 0xc8, 0x59, 0xc6, 0x23, 0x5b, 0xaa};
int main()
{
unsigned long long t[NRUNS];
int i,j;
printf("\n=== Benchmarks of signatures ===\n\n");
unsigned char sk[CRYPTO_SECRETKEYBYTES];
unsigned char pk[CRYPTO_PUBLICKEYBYTES];
unsigned char m[MLEN+CRYPTO_BYTES];
unsigned char sm[MLEN+CRYPTO_BYTES];
unsigned long long mlen;
unsigned long long smlen;
unsigned char masks[2*HORST_LOGT*HASH_BYTES];
randombytes(masks,N_MASKS*HASH_BYTES);
unsigned char msg_seed[MSGHASH_BYTES];
randombytes(msg_seed, MSGHASH_BYTES);
//Benchmarking signature key generation
for(i=0;i<NRUNS;i++)
{
t[i] = cpucycles();
for(j=0;j<REP;j++)
crypto_sign_keypair(pk, sk);
}
for(i=0;i<NRUNS-1;i++)
t[i] = (t[i+1] - t[i]);
qsort(t, NRUNS-1, sizeof(unsigned long long), ull_cmp);
printf("keypair: %13.3lf\n", (double)t[NRUNS/2-1]/REP);
//Benchmarking signature generation
for(i=0;i<NRUNS;i++)
{
t[i] = cpucycles();
for(j=0;j<REP;j++)
crypto_sign(sm, &smlen, m, MLEN, sk);
}
for(i=0;i<NRUNS-1;i++)
t[i] = (t[i+1] - t[i]);
qsort(t, NRUNS-1, sizeof(unsigned long long), ull_cmp);
printf("sign: %13.3lf\n", (double)t[NRUNS/2-1]/REP);
//Benchmarking signature verification
for(i=0;i<NRUNS;i++)
{
t[i] = cpucycles();
for(j=0;j<REP;j++)
crypto_sign_open(m, &mlen, sm, smlen, pk);
}
for(i=0;i<NRUNS-1;i++)
t[i] = (t[i+1] - t[i]);
qsort(t, NRUNS-1, sizeof(unsigned long long), ull_cmp);
printf("sign_open: %13.3lf\n", (double)t[NRUNS/2-1]/REP);
//Benchmarking WOTS pkgen
for(i=0;i<NRUNS;i++)
{
t[i] = cpucycles();
for(j=0;j<REP;j++)
wots_pkgen(sm, seed, masks);
}
for(i=0;i<NRUNS-1;i++)
t[i] = (t[i+1] - t[i]);
qsort(t, NRUNS-1, sizeof(unsigned long long), ull_cmp);
printf("wots_pkgen: %13.3lf\n", (double)t[NRUNS/2-1]/REP);
printf("416*wots_pkgen: %13.3lf\n", 416*(double)t[NRUNS/2-1]/REP);
//Benchmarking HORSt signing
for(i=0;i<NRUNS;i++)
{
t[i] = cpucycles();
for(j=0;j<REP;j++)
horst_sign(sm, pk, &smlen, m, MLEN, seed, masks, msg_seed);
}
for(i=0;i<NRUNS-1;i++)
t[i] = (t[i+1] - t[i]);
qsort(t, NRUNS-1, sizeof(unsigned long long), ull_cmp);
printf("horst_sign: %13.3lf\n", (double)t[NRUNS/2-1]/REP);
//Benchmarking hash_2n_n
for(i=0;i<NRUNS;i++)
{
t[i] = cpucycles();
for(j=0;j<REP;j++)
hash_2n_n(sm, sm);
}
for(i=0;i<NRUNS-1;i++)
t[i] = (t[i+1] - t[i]);
qsort(t, NRUNS-1, sizeof(unsigned long long), ull_cmp);
printf("hash_2n_n: %13.3lf\n", (double)t[NRUNS/2-1]/REP);
return 0;
}

6
test/test.sh
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@ -1,6 +0,0 @@
#!/bin/bash
DIR=$(dirname $0)
#for i in `ls $DIR/test* | grep -v \.c$ | grep -v \.sh$`;do ($i || echo 666) | bc | grep -v ^0$;done
for i in `ls $DIR/test* | grep -v \.c$ | grep -v \.sh$`;do ($i || echo 666) ;done
exit 0

57
test/test_wots.c
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@ -1,57 +0,0 @@
#include <stdio.h>
#include <stdint.h>
#include "../wots.h"
#include "../randombytes.h"
#include "../params.h"
static void hexdump(unsigned char *a, size_t len)
{
size_t i;
for (i = 0; i < len; i++)
printf("%02x", a[i]);
}
int main()
{
xmss_params params;
// TODO test more different OIDs
uint32_t oid = 0x01000001;
xmssmt_parse_oid(&params, oid);
unsigned char seed[params.n];
unsigned char pub_seed[params.n];
int sig_len = params.wots_len*params.n;
unsigned char pk1[sig_len];
unsigned char pk2[sig_len];
unsigned char sig[sig_len];
uint32_t addr[8] = {1,2,3,4};
unsigned char msg[params.n];
int i;
randombytes(seed, params.n);
randombytes(pub_seed, params.n);
randombytes(msg, params.n);
//randombytes(addr, 16);
wots_pkgen(&params, pk1, seed, pub_seed, addr);
wots_sign(&params, sig, msg, seed, pub_seed, addr);
wots_pk_from_sig(&params, pk2, sig, msg, pub_seed, addr);
for (i = 0; i < sig_len; i++)
if (pk1[i] != pk2[i]) {
printf("pk1 != pk2 %d\n",i);
return -1;
}
printf("worked great!\npk1: ");
hexdump(pk1, sig_len);
printf("\npk2: ");
hexdump(pk2, sig_len);
printf("\nsig: ");
hexdump(sig, sig_len);
printf("\n");
return 0;
}

125
test/test_xmss.c
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@ -1,125 +0,0 @@
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include "../xmss.h"
#include "../params.h"
#include "../randombytes.h"
#define MLEN 3491
#define SIGNATURES 5
unsigned char mi[MLEN];
unsigned long long smlen;
unsigned long long mlen;
int main()
{
xmss_params params;
// TODO test more different OIDs
uint32_t oid = 0x01000001;
xmss_parse_oid(&params, oid);
int r;
unsigned long long i, j;
unsigned long errors = 0;
unsigned char sk[XMSS_OID_LEN + params.sk_bytes];
unsigned char pk[XMSS_OID_LEN + params.pk_bytes];
unsigned char mo[MLEN+params.sig_bytes];
unsigned char sm[MLEN+params.sig_bytes];
printf("keypair\n");
xmss_keypair(pk, sk, oid);
// check pub_seed in SK
for (i = 0; i < params.n; i++) {
if (pk[XMSS_OID_LEN+params.n+i] != sk[XMSS_OID_LEN+params.index_bytes+2*params.n+i]) printf("pk.pub_seed != sk.pub_seed %llu",i);
if (pk[XMSS_OID_LEN+i] != sk[XMSS_OID_LEN+params.index_bytes+3*params.n+i]) printf("pk.root != sk.root %llu",i);
}
// check index
unsigned long idx = ((unsigned long)sk[4] << 24) | ((unsigned long)sk[5] << 16) | ((unsigned long)sk[6] << 8) | sk[7];
if (idx) printf("\nidx != 0 %lu\n",idx);
for (i = 0; i < SIGNATURES; i++) {
randombytes(mi, MLEN);
printf("sign\n");
xmss_sign(sk, sm, &smlen, mi, MLEN);
idx = ((unsigned long)sm[0] << 24) | ((unsigned long)sm[1] << 16) | ((unsigned long)sm[2] << 8) | sm[3];
printf("\nidx = %lu\n",idx);
for (j = 0; j < smlen; j++) {
printf("%02X", sm[j]);
}
printf("\n");
r = memcmp(mi, sm+params.sig_bytes,MLEN);
printf("%d\n", r);
/* Test valid signature */
printf("verify\n");
r = xmss_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r);
if (r != 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", r);
printf("%llu\n", MLEN-mlen);
/* Test with modified message */
sm[params.sig_bytes+10] ^= 1;
r = xmss_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Test with modified signature */
/* Modified index */
sm[params.sig_bytes+10] ^= 1;
sm[2] ^= 1;
r = xmss_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Modified R */
sm[2] ^= 1;
sm[5] ^= 1;
r = xmss_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Modified OTS sig */
sm[5] ^= 1;
sm[240] ^= 1;
r = xmss_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Modified AUTH */
sm[240] ^= 1;
sm[params.sig_bytes - 10] ^= 1;
r = xmss_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
}
printf("#errors = %lu\n", errors);
return 0;
}

125
test/test_xmss_core.c
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@ -1,125 +0,0 @@
#include <stdio.h>
#include <string.h>
#include "../xmss_core.h"
#include "../params.h"
#include "../randombytes.h"
#define MLEN 3491
#define SIGNATURES 5
unsigned char mi[MLEN];
unsigned long long smlen;
unsigned long long mlen;
int main()
{
xmss_params params;
// TODO test more different OIDs
uint32_t oid = 0x01000001;
xmss_parse_oid(&params, oid);
int r;
unsigned long long i, j;
unsigned long errors = 0;
unsigned char sk[4*params.n+4];
unsigned char pk[2*params.n];
unsigned long long signature_length = 4+params.n+params.wots_sig_bytes+params.tree_height*params.n;
unsigned char mo[MLEN+signature_length];
unsigned char sm[MLEN+signature_length];
printf("keypair\n");
xmss_core_keypair(&params, pk, sk);
// check pub_seed in SK
for (i = 0; i < params.n; i++) {
if (pk[params.n+i] != sk[4+2*params.n+i]) printf("pk.pub_seed != sk.pub_seed %llu",i);
if (pk[i] != sk[4+3*params.n+i]) printf("pk.root != sk.root %llu",i);
}
// check index
unsigned long idx = ((unsigned long)sk[0] << 24) | ((unsigned long)sk[1] << 16) | ((unsigned long)sk[2] << 8) | sk[3];
if (idx) printf("\nidx != 0 %lu\n",idx);
for (i = 0; i < SIGNATURES; i++) {
randombytes(mi, MLEN);
printf("sign\n");
xmss_core_sign(&params, sk, sm, &smlen, mi, MLEN);
idx = ((unsigned long)sm[0] << 24) | ((unsigned long)sm[1] << 16) | ((unsigned long)sm[2] << 8) | sm[3];
printf("\nidx = %lu\n",idx);
for (j = 0; j < smlen; j++) {
printf("%02X", sm[j]);
}
printf("\n");
r = memcmp(mi, sm+signature_length,MLEN);
printf("%d\n", r);
/* Test valid signature */
printf("verify\n");
r = xmss_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r);
if (r != 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", r);
printf("%llu\n", MLEN-mlen);
/* Test with modified message */
sm[signature_length+10] ^= 1;
r = xmss_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Test with modified signature */
/* Modified index */
sm[signature_length+10] ^= 1;
sm[2] ^= 1;
r = xmss_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Modified R */
sm[2] ^= 1;
sm[5] ^= 1;
r = xmss_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Modified OTS sig */
sm[5] ^= 1;
sm[240] ^= 1;
r = xmss_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Modified AUTH */
sm[240] ^= 1;
sm[signature_length - 10] ^= 1;
r = xmss_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
if (r == 0) errors++;
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
}
printf("#errors = %lu\n", errors);
return 0;
}

97
test/test_xmssmt.c
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@ -1,97 +0,0 @@
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include "../xmss.h"
#include "../params.h"
#include "../randombytes.h"
#define MLEN 3491
#define SIGNATURES 5
unsigned char mi[MLEN];
unsigned long long smlen;
unsigned long long mlen;
int main()
{
xmss_params params;
// TODO test more different OIDs
uint32_t oid = 0x01000001;
xmssmt_parse_oid(&params, oid);
int r;
unsigned long long i,j;
unsigned char sk[XMSS_OID_LEN + params.sk_bytes];
unsigned char pk[XMSS_OID_LEN + params.pk_bytes];
unsigned char mo[MLEN+params.sig_bytes];
unsigned char sm[MLEN+params.sig_bytes];
printf("keypair\n");
xmssmt_keypair(pk, sk, oid);
// check pub_seed in SK
for (i = 0; i < params.n; i++) {
if (pk[XMSS_OID_LEN+params.n+i] != sk[XMSS_OID_LEN+params.index_bytes+2*params.n+i]) printf("pk.pub_seed != sk.pub_seed %llu",i);
if (pk[XMSS_OID_LEN+i] != sk[XMSS_OID_LEN+params.index_bytes+3*params.n+i]) printf("pk.root != sk.root %llu",i);
}
printf("pk checked\n");
// check index
unsigned long long idx = 0;
for (i = 0; i < params.index_bytes; i++) {
idx |= ((unsigned long long)sk[i + XMSS_OID_LEN]) << 8*(params.index_bytes - 1 - i);
}
if (idx) printf("\nidx != 0: %llu\n",idx);
for (i = 0; i < SIGNATURES; i++) {
randombytes(mi, MLEN);
printf("sign\n");
xmssmt_sign(sk, sm, &smlen, mi, MLEN);
idx = 0;
for (j = 0; j < params.index_bytes; j++) {
idx += ((unsigned long long)sm[j]) << 8*(params.index_bytes - 1 - j);
}
printf("\nidx = %llu\n",idx);
r = memcmp(mi, sm+params.sig_bytes,MLEN);
printf("%d\n", r);
for (j = 0; j < smlen; j++) {
printf("%02X", sm[j]);
}
printf("\n");
/* Test valid signature */
printf("verify\n");
r = xmssmt_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r);
r = memcmp(mi,mo,MLEN);
printf("%d\n", r);
printf("%llu\n", MLEN-mlen);
/* Test with modified message */
sm[52] ^= 1;
r = xmssmt_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Test with modified signature */
sm[260] ^= 1;
sm[52] ^= 1;
sm[2] ^= 1;
r = xmssmt_sign_open(mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
}
return 0;
}

97
test/test_xmssmt_core.c
View File

@ -1,97 +0,0 @@
#include <stdio.h>
#include <string.h>
#include "../xmss_core.h"
#include "../params.h"
#include "../randombytes.h"
#define MLEN 3491
#define SIGNATURES 5
unsigned char mi[MLEN];
unsigned long long smlen;
unsigned long long mlen;
int main()
{
xmss_params params;
// TODO test more different OIDs
uint32_t oid = 0x01000001;
xmssmt_parse_oid(&params, oid);
int r;
unsigned long long i,j;
unsigned char sk[(params.index_bytes+4*params.n)];
unsigned char pk[2*params.n];
unsigned long long signature_length = params.index_bytes + params.n + (params.d*params.wots_sig_bytes) + params.full_height*params.n;
unsigned char mo[MLEN+signature_length];
unsigned char sm[MLEN+signature_length];
printf("keypair\n");
xmssmt_core_keypair(&params, pk, sk);
// check pub_seed in SK
for (i = 0; i < params.n; i++) {
if (pk[params.n+i] != sk[params.index_bytes+2*params.n+i]) printf("pk.pub_seed != sk.pub_seed %llu",i);
if (pk[i] != sk[params.index_bytes+3*params.n+i]) printf("pk.root != sk.root %llu",i);
}
printf("pk checked\n");
unsigned int idx_len = params.index_bytes;
// check index
unsigned long long idx = 0;
for (i = 0; i < idx_len; i++) {
idx |= ((unsigned long long)sk[i]) << 8*(idx_len - 1 - i);
}
if (idx) printf("\nidx != 0: %llu\n",idx);
for (i = 0; i < SIGNATURES; i++) {
randombytes(mi, MLEN);
printf("sign\n");
xmssmt_core_sign(&params, sk, sm, &smlen, mi, MLEN);
idx = 0;
for (j = 0; j < idx_len; j++) {
idx += ((unsigned long long)sm[j]) << 8*(idx_len - 1 - j);
}
printf("\nidx = %llu\n",idx);
r = memcmp(mi, sm+signature_length,MLEN);
printf("%d\n", r);
for (j = 0; j < smlen; j++) {
printf("%02X", sm[j]);
}
printf("\n");
/* Test valid signature */
printf("verify\n");
r = xmssmt_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r);
r = memcmp(mi,mo,MLEN);
printf("%d\n", r);
printf("%llu\n", MLEN-mlen);
/* Test with modified message */
sm[52] ^= 1;
r = xmssmt_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
/* Test with modified signature */
sm[260] ^= 1;
sm[52] ^= 1;
sm[2] ^= 1;
r = xmssmt_core_sign_open(&params, mo, &mlen, sm, smlen, pk);
printf("%d\n", r+1);
r = memcmp(mi,mo,MLEN);
printf("%d\n", (r!=0) - 1);
printf("%llu\n", mlen+1);
}
return 0;
}

43
test/wots.c Normal file
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@ -0,0 +1,43 @@
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include "../wots.h"
#include "../randombytes.h"
#include "../params.h"
int main()
{
xmss_params params;
// TODO test more different OIDs
uint32_t oid = 0x01000001;
/* For WOTS it doesn't matter if we use XMSS or XMSSMT. */
xmss_parse_oid(&params, oid);
unsigned char seed[params.n];
unsigned char pub_seed[params.n];
unsigned char pk1[params.wots_sig_bytes];
unsigned char pk2[params.wots_sig_bytes];
unsigned char sig[params.wots_sig_bytes];
unsigned char m[params.n];
uint32_t addr[8] = {0};
randombytes(seed, params.n);
randombytes(pub_seed, params.n);
randombytes(m, params.n);
randombytes((unsigned char *)addr, 8 * sizeof(uint32_t));
printf("Testing WOTS signature and PK derivation.. ");
wots_pkgen(&params, pk1, seed, pub_seed, addr);
wots_sign(&params, sig, m, seed, pub_seed, addr);
wots_pk_from_sig(&params, pk2, sig, m, pub_seed, addr);
if (memcmp(pk1, pk2, params.wots_sig_bytes)) {
printf("failed!\n");
return -1;
}
printf("successful.\n");
return 0;
}

110
test/xmss.c Normal file
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@ -0,0 +1,110 @@
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include "../xmss.h"
#include "../params.h"
#define MLEN 32
#define SIGNATURES 16
#ifdef XMSSMT
#define XMSS_PARSE_OID xmssmt_parse_oid
#define XMSS_KEYPAIR xmssmt_keypair
#define XMSS_SIGN xmssmt_sign
#define XMSS_SIGN_OPEN xmssmt_sign_open
#define XMSS_VARIANT "XMSSMT-SHA2_20/2_256"
#else
#define XMSS_PARSE_OID xmss_parse_oid
#define XMSS_KEYPAIR xmss_keypair
#define XMSS_SIGN xmss_sign
#define XMSS_SIGN_OPEN xmss_sign_open
#define XMSS_VARIANT "XMSS-SHA2_10_256"
#endif
int main()
{
xmss_params params;
// TODO test more different OIDs
uint32_t oid = 0x01000001;
int i, j;
XMSS_PARSE_OID(&params, oid);
unsigned char pk[XMSS_OID_LEN + params.pk_bytes];
unsigned char sk[XMSS_OID_LEN + params.sk_bytes];
unsigned char m[MLEN];
unsigned char sm[params.sig_bytes + MLEN];
unsigned char mout[params.sig_bytes + MLEN];
unsigned long long smlen;
unsigned long long mlen;
XMSS_KEYPAIR(pk, sk, oid);
printf("Testing %d %s signatures.. \n", SIGNATURES, XMSS_VARIANT);
for (i = 0; i < SIGNATURES; i++) {
printf(" - iteration #%d:\n", i);
XMSS_SIGN(sk, sm, &smlen, m, MLEN);
if (smlen != params.sig_bytes + MLEN) {
printf(" X smlen incorrect [%llu != %u]!.\n",
smlen, params.sig_bytes);
}
else {
printf(" smlen as expected [%llu].\n", smlen);
}
/* Test if signature is valid. */
if (XMSS_SIGN_OPEN(mout, &mlen, sm, smlen, pk)) {
printf(" X verification failed!\n");
}
else {
printf(" verification succeeded.\n");
}
/* Test if the correct message was recovered. */
if (mlen != MLEN) {
printf(" X mlen incorrect [%llu != %u]!.\n", mlen, MLEN);
}
else {
printf(" mlen as expected [%llu].\n", mlen);
}
if (memcmp(m, mout, mlen)) {
printf(" X output message incorrect!.\n");
}
else {
printf(" output message as expected.\n");
}
/* Test if flipping bits invalidates the signature (it should). */
/* Flip the first bit of the message. Should invalidate. */
sm[smlen - 1] ^= 1;
if (!XMSS_SIGN_OPEN(mout, &mlen, sm, smlen, pk)) {
printf(" X flipping a bit of m DID NOT invalidate signature!\n");
}
else {
printf(" flipping a bit of m invalidates signature.\n");
}
sm[smlen - 1] ^= 1;
/* Flip one bit per hash; the signature is almost entirely hashes.
This also flips a bit in the index, which is also a useful test. */
for (j = 0; j < (int)(smlen - MLEN); j += params.n) {
sm[j] ^= 1;
if (!XMSS_SIGN_OPEN(mout, &mlen, sm, smlen, pk)) {
printf(" X flipping bit %d DID NOT invalidate sig + m!\n", j);
sm[j] ^= 1;
break;
}
sm[j] ^= 1;
}
if (j >= (int)(smlen - MLEN)) {
printf(" changing any signature hash invalidates signature.\n");
}
}
return 0;
}

0
test/test_xmss_core_fast.c → test/xmss_core_fast.c
View File

2
test/test_determinism.c → test/xmss_determinism.c
View File

@ -12,7 +12,7 @@ int main()
{
xmss_params params;
char *oidstr = "XMSS-SHA2_10_256";
uint32_t oid = 0x01000001;
uint32_t oid;
unsigned int i;
fprintf(stderr, "Testing if XMSS-SHA2_10_256 signing is deterministic.. ");

0
test/test_xmssmt_core_fast.c → test/xmssmt_core_fast.c
View File