Protocol Buffers - Google's data interchange format (grpc依赖) https://developers.google.com/protocol-buffers/
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#ifndef GOOGLE_PROTOBUF_HPB_INTERNAL_INTERNAL_H__
#define GOOGLE_PROTOBUF_HPB_INTERNAL_INTERNAL_H__
#include <cstdint>
#include "upb/mem/arena.h"
#include "upb/message/message.h"
namespace hpb::internal {
struct PrivateAccess {
template <typename T>
static auto* GetInternalMsg(T&& message) {
return message->msg();
}
template <typename T>
static auto Proxy(upb_Message* p, upb_Arena* arena) {
return typename T::Proxy(p, arena);
}
template <typename T>
static auto CProxy(const upb_Message* p, upb_Arena* arena) {
return typename T::CProxy(p, arena);
}
template <typename T>
static auto CreateMessage(upb_Arena* arena) {
return typename T::Proxy(upb_Message_New(T::minitable(), arena), arena);
}
template <typename ExtensionId>
static constexpr uint32_t GetExtensionNumber(const ExtensionId& id) {
return id.number();
}
};
} // namespace hpb::internal
#endif // GOOGLE_PROTOBUF_HPB_INTERNAL_INTERNAL_H__