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Add COMPACTSIZE wrapper similar to VARINT for serialization

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This commit is contained in:
Matt Corallo 2016-05-18 13:11:42 -07:00
parent cbda71cf04
commit 5249daca5a
1 changed files with 23 additions and 0 deletions
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23
src/serialize.h
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@ -373,6 +373,7 @@ I ReadVarInt(Stream& is)
#define FLATDATA(obj) REF(CFlatData((char*)&(obj), (char*)&(obj) + sizeof(obj))) #define FLATDATA(obj) REF(CFlatData((char*)&(obj), (char*)&(obj) + sizeof(obj)))
#define VARINT(obj) REF(WrapVarInt(REF(obj))) #define VARINT(obj) REF(WrapVarInt(REF(obj)))
#define COMPACTSIZE(obj) REF(CCompactSize(REF(obj)))
#define LIMITED_STRING(obj,n) REF(LimitedString< n >(REF(obj))) #define LIMITED_STRING(obj,n) REF(LimitedString< n >(REF(obj)))
/** /**
@ -443,6 +444,28 @@ public:
} }
}; };
class CCompactSize
{
protected:
uint64_t &n;
public:
CCompactSize(uint64_t& nIn) : n(nIn) { }
unsigned int GetSerializeSize(int, int) const {
return GetSizeOfCompactSize(n);
}
template<typename Stream>
void Serialize(Stream &s, int, int) const {
WriteCompactSize<Stream>(s, n);
}
template<typename Stream>
void Unserialize(Stream& s, int, int) {
n = ReadCompactSize<Stream>(s);
}
};
template<size_t Limit> template<size_t Limit>
class LimitedString class LimitedString
{ {