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SerializerIterator implementation.

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This commit is contained in:
JoelKatz
2012-03-11 21:35:41 -07:00
parent 543c1af546
commit e8c1f656ee
2 changed files with 75 additions and 2 deletions
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75
src/Serializer.cpp
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@@ -322,9 +322,10 @@ bool Serializer::getVLLength(int& length, int offset) const
return true;
}
bool Serializer::getTaggedList(std::list<TaggedListItem>& list, int offset) const
bool Serializer::getTaggedList(std::list<TaggedListItem>& list, int offset, int& length) const
{
list.clear();
int startOffset=offset;
int numElem;
if(!get8(numElem, offset++)) return false;
for(int i=0; i<numElem; i++)
@@ -336,6 +337,7 @@ bool Serializer::getTaggedList(std::list<TaggedListItem>& list, int offset) cons
offset+=len;
list.push_back(std::make_pair(tag, data));
}
length=offset-startOffset;
return true;
}
@@ -408,3 +410,74 @@ void Serializer::TestSerializer()
{
Serializer s(64);
}
int SerializerIterator::getBytesLeft()
{
return mSerializer.getLength()-mPos;
}
unsigned char SerializerIterator::get8() throw()
{
int val;
if(!mSerializer.get8(val, mPos)) throw(0);
mPos++;
return val;
}
uint16 SerializerIterator::get16() throw()
{
uint16 val;
if(!mSerializer.get16(val, mPos)) throw(0);
mPos+=16/8;
return val;
}
uint32 SerializerIterator::get32() throw()
{
uint32 val;
if(!mSerializer.get32(val, mPos)) throw(0);
mPos+=32/8;
return val;
}
uint64 SerializerIterator::get64() throw()
{
uint64 val;
if(!mSerializer.get64(val, mPos)) throw(0);
mPos+=64/8;
return val;
}
uint160 SerializerIterator::get160() throw()
{
uint160 val;
if(!mSerializer.get160(val, mPos)) throw(0);
mPos+=160/8;
return val;
}
uint256 SerializerIterator::get256() throw()
{
uint256 val;
if(!mSerializer.get256(val, mPos)) throw(0);
mPos+=256/8;
return val;
}
std::vector<unsigned char> SerializerIterator::getVL() throw()
{
int length;
std::vector<unsigned char> vl;
if(!mSerializer.getVL(vl, mPos, length)) throw(0);
mPos+=length;
return vl;
}
std::list<TaggedListItem> SerializerIterator::getTaggedList() throw()
{
int length;
std::list<TaggedListItem> tl;
if(!mSerializer.getTaggedList(tl, mPos, length)) throw(0);
mPos+=length;
return tl;
}

2
src/Serializer.h
View File

@@ -53,7 +53,7 @@ class Serializer
bool getVL(std::vector<unsigned char>& objectVL, int offset, int& length) const;
bool getVLLength(int& length, int offset) const;
bool getTaggedList(std::list<TaggedListItem>&, int offset) const;
bool getTaggedList(std::list<TaggedListItem>&, int offset, int& legnth) const;
// hash functions