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add malloc fail check & fix memory leak

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Signed-off-by: Hongze Zhu <hongze.zhu@gmail.com>

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
This commit is contained in:
Hongze Zhu 2015-12-14 17:38:56 +08:00
parent b311b74d78
commit f562aedae4
1 changed files with 42 additions and 15 deletions
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57
test/dhtest.c
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@ -86,13 +86,15 @@ static int run_rfc5114_tests(void);
int main(int argc, char *argv[])
{
BN_GENCB *_cb;
BN_GENCB *_cb = NULL;
DH *a = NULL;
DH *b = NULL;
char buf[12];
unsigned char *abuf = NULL, *bbuf = NULL;
int i, alen, blen, aout, bout, ret = 1;
BIO *out;
char buf[12] = {0};
unsigned char *abuf = NULL;
unsigned char *bbuf = NULL;
int i, alen, blen, aout, bout;
int ret = 1;
BIO *out = NULL;
CRYPTO_malloc_debug_init();
CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
@ -110,12 +112,11 @@ int main(int argc, char *argv[])
BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT);
_cb = BN_GENCB_new();
if (!_cb)
if (_cb == NULL)
goto err;
BN_GENCB_set(_cb, &cb, out);
if (((a = DH_new()) == NULL) || !DH_generate_parameters_ex(a, 64,
DH_GENERATOR_5,
_cb))
if (((a = DH_new()) == NULL)
|| (!DH_generate_parameters_ex(a, 64, DH_GENERATOR_5, _cb)))
goto err;
if (!DH_check(a, &i))
@ -166,6 +167,9 @@ int main(int argc, char *argv[])
alen = DH_size(a);
abuf = OPENSSL_malloc(alen);
if (abuf == NULL)
goto err;
aout = DH_compute_key(abuf, b->pub_key, a);
BIO_puts(out, "key1 =");
@ -177,6 +181,9 @@ int main(int argc, char *argv[])
blen = DH_size(b);
bbuf = OPENSSL_malloc(blen);
if (bbuf == NULL)
goto err;
bout = DH_compute_key(bbuf, a->pub_key, b);
BIO_puts(out, "key2 =");
@ -485,14 +492,22 @@ static const rfc5114_td rfctd[] = {
static int run_rfc5114_tests(void)
{
int i;
DH *dhA = NULL;
DH *dhB = NULL;
unsigned char *Z1 = NULL;
unsigned char *Z2 = NULL;
const rfc5114_td *td = NULL;
for (i = 0; i < (int)OSSL_NELEM(rfctd); i++) {
DH *dhA, *dhB;
unsigned char *Z1 = NULL, *Z2 = NULL;
const rfc5114_td *td = rfctd + i;
dhA = NULL;
dhB = NULL;
Z1 = NULL;
Z2 = NULL;
td = rfctd + i;
/* Set up DH structures setting key components */
dhA = td->get_param();
dhB = td->get_param();
if (!dhA || !dhB)
if ((dhA == NULL) || (dhB == NULL))
goto bad_err;
dhA->priv_key = BN_bin2bn(td->xA, td->xA_len, NULL);
@ -501,8 +516,8 @@ static int run_rfc5114_tests(void)
dhB->priv_key = BN_bin2bn(td->xB, td->xB_len, NULL);
dhB->pub_key = BN_bin2bn(td->yB, td->yB_len, NULL);
if (!dhA->priv_key || !dhA->pub_key
|| !dhB->priv_key || !dhB->pub_key)
if ((dhA->priv_key == NULL) || (dhA->pub_key == NULL)
|| (dhB->priv_key == NULL) || (dhB->pub_key == NULL))
goto bad_err;
if ((td->Z_len != (size_t)DH_size(dhA))
@ -511,6 +526,8 @@ static int run_rfc5114_tests(void)
Z1 = OPENSSL_malloc(DH_size(dhA));
Z2 = OPENSSL_malloc(DH_size(dhB));
if ((Z1 == NULL) || (Z2 == NULL))
goto bad_err;
/*
* Work out shared secrets using both sides and compare with expected
* values.
@ -535,10 +552,20 @@ static int run_rfc5114_tests(void)
}
return 1;
bad_err:
DH_free(dhA);
DH_free(dhB);
OPENSSL_free(Z1);
OPENSSL_free(Z2);
fprintf(stderr, "Initalisation error RFC5114 set %d\n", i + 1);
ERR_print_errors_fp(stderr);
return 0;
err:
DH_free(dhA);
DH_free(dhB);
OPENSSL_free(Z1);
OPENSSL_free(Z2);
fprintf(stderr, "Test failed RFC5114 set %d\n", i + 1);
return 0;
}