static int pkey_dh_ctrl_str(EVP_PKEY_CTX *ctx,
const char *type, const char *value)
{
if (!sgx_strcmp(type, "dh_paramgen_prime_len")) {
int len;
len = atoi(value);
return EVP_PKEY_CTX_set_dh_paramgen_prime_len(ctx, len);
}
if (!sgx_strcmp(type, "dh_rfc5114")) {
DH_PKEY_CTX *dctx = ctx->data;
int len;
len = atoi(value);
if (len < 0 || len > 3)
return -2;
dctx->rfc5114_param = len;
return 1;
}
if (!sgx_strcmp(type, "dh_paramgen_generator")) {
int len;
len = atoi(value);
return EVP_PKEY_CTX_set_dh_paramgen_generator(ctx, len);
}
if (!sgx_strcmp(type, "dh_paramgen_subprime_len")) {
int len;
len = atoi(value);
return EVP_PKEY_CTX_set_dh_paramgen_subprime_len(ctx, len);
}
if (!sgx_strcmp(type, "dh_paramgen_type")) {
int typ;
typ = atoi(value);
return EVP_PKEY_CTX_set_dh_paramgen_type(ctx, typ);
}
return -2;
}
static int
pkey_dh_ctrl_str(EVP_PKEY_CTX *ctx, const char *type, const char *value)
{
long lval;
char *ep;
int len;
if (!strcmp(type, "dh_paramgen_prime_len")) {
errno = 0;
lval = strtol(value, &ep, 10);
if (value[0] == '\0' || *ep != '\0')
goto not_a_number;
if ((errno == ERANGE &&
(lval == LONG_MAX || lval == LONG_MIN)) ||
(lval > INT_MAX || lval < INT_MIN))
goto out_of_range;
len = lval;
return EVP_PKEY_CTX_set_dh_paramgen_prime_len(ctx, len);
} else if (!strcmp(type, "dh_paramgen_generator")) {
errno = 0;
lval = strtol(value, &ep, 10);
if (value[0] == '\0' || *ep != '\0')
goto not_a_number;
if ((errno == ERANGE &&
(lval == LONG_MAX || lval == LONG_MIN)) ||
(lval > INT_MAX || lval < INT_MIN))
goto out_of_range;
len = lval;
return EVP_PKEY_CTX_set_dh_paramgen_generator(ctx, len);
}
not_a_number:
out_of_range:
return -2;
}
static int pkey_dh_ctrl_str(EVP_PKEY_CTX *ctx,
const char *type, const char *value)
{
if (!strcmp(type, "dh_paramgen_prime_len"))
{
int len;
len = atoi(value);
return EVP_PKEY_CTX_set_dh_paramgen_prime_len(ctx, len);
}
if (!strcmp(type, "dh_paramgen_generator"))
{
int len;
len = atoi(value);
return EVP_PKEY_CTX_set_dh_paramgen_generator(ctx, len);
}
return -2;
}
