static void upb_fielddef_init_default(upb_fielddef *f) {
f->default_is_string = false;
switch (upb_fielddef_type(f)) {
case UPB_TYPE(DOUBLE): upb_value_setdouble(&f->defaultval, 0); break;
case UPB_TYPE(FLOAT): upb_value_setfloat(&f->defaultval, 0); break;
case UPB_TYPE(UINT64):
case UPB_TYPE(FIXED64): upb_value_setuint64(&f->defaultval, 0); break;
case UPB_TYPE(INT64):
case UPB_TYPE(SFIXED64):
case UPB_TYPE(SINT64): upb_value_setint64(&f->defaultval, 0); break;
case UPB_TYPE(ENUM):
case UPB_TYPE(INT32):
case UPB_TYPE(SINT32):
case UPB_TYPE(SFIXED32): upb_value_setint32(&f->defaultval, 0); break;
case UPB_TYPE(UINT32):
case UPB_TYPE(FIXED32): upb_value_setuint32(&f->defaultval, 0); break;
case UPB_TYPE(BOOL): upb_value_setbool(&f->defaultval, false); break;
case UPB_TYPE(STRING):
case UPB_TYPE(BYTES):
upb_value_setbyteregion(&f->defaultval, upb_byteregion_new(""));
f->default_is_string = true;
break;
case UPB_TYPE(GROUP):
case UPB_TYPE(MESSAGE): upb_value_setptr(&f->defaultval, NULL); break;
case UPB_TYPE_NONE: break;
}
}
void upb_fielddef_setdefaultstr(upb_fielddef *f, const void *str, size_t len) {
assert(upb_isstring(f) || f->type == UPB_TYPE(ENUM));
upb_byteregion *bytes = upb_value_getbyteregion(f->defaultval);
assert(bytes);
upb_byteregion_free(bytes);
upb_value_setbyteregion(&f->defaultval, upb_byteregion_newl(str, len));
f->default_is_symbolic = true;
}
bool upb_fielddef_setdefaultstr(upb_fielddef *f, const void *str, size_t len) {
assert(upb_fielddef_isstring(f) || f->type_ == UPB_TYPE(ENUM));
if (f->type_ == UPB_TYPE(ENUM) && !upb_isident(str, len, false)) return false;
if (f->default_is_string) {
upb_byteregion *bytes = upb_value_getbyteregion(f->defaultval);
assert(bytes);
upb_byteregion_free(bytes);
} else {
assert(f->type_ == UPB_TYPE(ENUM));
}
upb_byteregion *r = upb_byteregion_newl(str, len);
upb_value_setbyteregion(&f->defaultval, r);
upb_bytesuccess_t ret = upb_byteregion_fetch(r);
UPB_ASSERT_VAR(ret, ret == (len == 0 ? UPB_BYTE_EOF : UPB_BYTE_OK));
assert(upb_byteregion_available(r, 0) == upb_byteregion_len(r));
f->default_is_string = true;
return true;
}