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Generalise KDF test in evp_test.c

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Reviewed-by: Rich Salz <rsalz@openssl.org>
This commit is contained in:
Dr. Stephen Henson 2016-03-01 18:04:42 +00:00
parent 2ff9e7432d
commit 7d04be79db
1 changed files with 2 additions and 30 deletions
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32
test/evp_test.c
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@ -1739,9 +1739,7 @@ static const struct evp_test_method encode_test_method = {
encode_test_run,
};
/*
* KDF operations: initially just TLS1 PRF but can be adapted.
*/
/* KDF operations */
struct kdf_data {
/* Context for this operation */
@ -1780,39 +1778,13 @@ static void kdf_test_cleanup(struct evp_test *t)
EVP_PKEY_CTX_free(kdata->ctx);
}
static int kdf_ctrl(EVP_PKEY_CTX *ctx, int op, const char *value)
{
unsigned char *buf = NULL;
size_t buf_len;
int rv = 0;
if (test_bin(value, &buf, &buf_len) == 0)
return 0;
if (EVP_PKEY_CTX_ctrl(ctx, -1, -1, op, buf_len, buf) <= 0)
goto err;
rv = 1;
err:
OPENSSL_free(buf);
return rv;
}
static int kdf_test_parse(struct evp_test *t,
const char *keyword, const char *value)
{
struct kdf_data *kdata = t->data;
if (strcmp(keyword, "Output") == 0)
return test_bin(value, &kdata->output, &kdata->output_len);
else if (strcmp(keyword, "MD") == 0) {
const EVP_MD *md = EVP_get_digestbyname(value);
if (md == NULL)
return 0;
if (EVP_PKEY_CTX_set_tls1_prf_md(kdata->ctx, md) <= 0)
return 0;
return 1;
} else if (strcmp(keyword, "Secret") == 0) {
return kdf_ctrl(kdata->ctx, EVP_PKEY_CTRL_TLS_SECRET, value);
} else if (strncmp("Seed", keyword, 4) == 0) {
return kdf_ctrl(kdata->ctx, EVP_PKEY_CTRL_TLS_SEED, value);
} else if (strncmp(keyword, "Ctrl", 4) == 0)
if (strncmp(keyword, "Ctrl", 4) == 0)
return pkey_test_ctrl(kdata->ctx, value);
return 0;
}