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test_openssl: Fix failing test

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This commit is contained in:
Saleem Rashid 2018-04-03 16:58:19 +01:00 committed by Pavol Rusnak
parent c70e440128
commit b9043659c5
2 changed files with 8 additions and 20 deletions
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3
Makefile
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@ -27,6 +27,7 @@ CFLAGS += -I.
CFLAGS += -DUSE_ETHEREUM=1
CFLAGS += -DUSE_GRAPHENE=1
CFLAGS += -DUSE_NEM=1
CFLAGS += $(shell pkg-config --cflags openssl)
# disable certain optimizations and features when small footprint is required
ifdef SMALL
@ -55,7 +56,7 @@ SRCS += memzero.c
OBJS = $(SRCS:.c=.o)
TESTLIBS = $(shell pkg-config --libs check) -lpthread -lm
TESTSSLLIBS = -lcrypto
TESTSSLLIBS = $(shell pkg-config --libs openssl)
all: test_check test_openssl test_speed aes/aestst tools libtrezor-crypto.so

25
test_openssl.c
View File

@ -34,6 +34,7 @@
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include "ecdsa.h"
#include "rand.h"
@ -44,7 +45,7 @@
void openssl_check(unsigned int iterations, int nid, const ecdsa_curve *curve)
{
uint8_t sig[64], pub_key33[33], pub_key65[65], priv_key[32], msg[256], buffer[1000], hash[32], *p;
uint8_t sig[64], pub_key33[33], pub_key65[65], priv_key[32], msg[256], hash[32];
struct SHA256state_st sha256;
EC_GROUP *ecgroup;
@ -64,24 +65,10 @@ void openssl_check(unsigned int iterations, int nid, const ecdsa_curve *curve)
// generate the key
EC_KEY_generate_key(eckey);
// copy key to buffer
p = buffer;
i2d_ECPrivateKey(eckey, &p);
// size of the key is in buffer[8] and the key begins right after that
int s = buffer[8];
// extract key data
if (s > 32) {
for (int j = 0; j < 32; j++) {
priv_key[j] = buffer[j + s - 23];
}
} else {
for (int j = 0; j < 32 - s; j++) {
priv_key[j] = 0;
}
for (int j = 0; j < s; j++) {
priv_key[j + 32 - s] = buffer[j + 9];
}
}
const BIGNUM *K = EC_KEY_get0_private_key(eckey);
int bn_off = sizeof(priv_key) - BN_num_bytes(K);
memset(priv_key, 0, bn_off);
BN_bn2bin(K, priv_key + bn_off);
// use our ECDSA signer to sign the message with the key
if (ecdsa_sign(curve, HASHER_SHA2, priv_key, msg, msg_len, sig, NULL, NULL) != 0) {