int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *point,
const unsigned char *buf, size_t len, BN_CTX *ctx)
{
if (group->meth->oct2point == 0
&& !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
ECerr(EC_F_EC_POINT_OCT2POINT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
if (!ec_point_is_compat(point, group)) {
ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
if (group->meth->field_type == NID_X9_62_prime_field)
return ec_GFp_simple_oct2point(group, point, buf, len, ctx);
else
#ifdef OPENSSL_NO_EC2M
{
ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_GF2M_NOT_SUPPORTED);
return 0;
}
#else
return ec_GF2m_simple_oct2point(group, point, buf, len, ctx);
#endif
}
return group->meth->oct2point(group, point, buf, len, ctx);
}
int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *point,
const uint8_t *buf, size_t len, BN_CTX *ctx) {
if (group->meth != point->meth) {
OPENSSL_PUT_ERROR(EC, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
return ec_GFp_simple_oct2point(group, point, buf, len, ctx);
}
int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *point,
const uint8_t *buf, size_t len, BN_CTX *ctx) {
if (group->meth->oct2point == 0 &&
!(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
OPENSSL_PUT_ERROR(EC, EC_POINT_oct2point,
ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
if (group->meth != point->meth) {
OPENSSL_PUT_ERROR(EC, EC_POINT_oct2point, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
return ec_GFp_simple_oct2point(group, point, buf, len, ctx);
}
return group->meth->oct2point(group, point, buf, len, ctx);
}
