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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include <zencore/iobuffer.h>
#include <zencore/iohash.h>
#include <functional>
namespace zen {
class IoBuffer;
class CbPackage;
class CompositeBuffer;
struct CbPackageHeader
{
uint32_t HeaderMagic;
uint32_t AttachmentCount;
uint32_t Reserved1;
uint32_t Reserved2;
};
static_assert(sizeof(CbPackageHeader) == 16);
static constinit uint32_t kCbPkgMagic = 0xaa77aacc;
struct CbAttachmentEntry
{
uint64_t AttachmentSize;
uint32_t Flags;
IoHash AttachmentHash;
enum
{
kIsCompressed = (1u << 0), // Is marshaled using compressed buffer storage format
kIsObject = (1u << 1), // Is compact binary object
};
};
static_assert(sizeof(CbAttachmentEntry) == 32);
std::vector<IoBuffer> FormatPackageMessage(const CbPackage& Data);
CompositeBuffer FormatPackageMessageBuffer(const CbPackage& Data);
CbPackage ParsePackageMessage(
IoBuffer Payload,
std::function<IoBuffer(const IoHash& Cid, uint64_t Size)> CreateBuffer = [](const IoHash&, uint64_t Size) -> IoBuffer {
return IoBuffer{Size};
});
} // namespace zen
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