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Add static has function to save a copy. Use <0 for 'whole object', not 0.

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This commit is contained in:
JoelKatz
2011-12-02 16:23:46 -08:00
parent 150a3165c4
commit d61c8ae013
2 changed files with 13 additions and 7 deletions
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13
Serializer.cpp
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@@ -125,22 +125,27 @@ std::vector<unsigned char> Serializer::getRaw(int offset, int length) const
uint160 Serializer::getRIPEMD160(int size) const uint160 Serializer::getRIPEMD160(int size) const
{ {
uint160 ret; uint160 ret;
if((size==0)||(size>mData.size())) size=mData.size(); if((size<0)||(size>mData.size())) size=mData.size();
RIPEMD160(&(mData.front()), size, (unsigned char *) &ret); RIPEMD160(&(mData.front()), size, (unsigned char *) &ret);
} }
uint256 Serializer::getSHA256(int size) const uint256 Serializer::getSHA256(int size) const
{ {
uint256 ret; uint256 ret;
if((size==0)||(size>mData.size())) size=mData.size(); if((size<0)||(size>mData.size())) size=mData.size();
SHA256(&(mData.front()), size, (unsigned char *) &ret); SHA256(&(mData.front()), size, (unsigned char *) &ret);
} }
uint256 Serializer::getSHA512Half(int size) const uint256 Serializer::getSHA512Half(int size) const
{
return getSHA512Half(mData, size);
}
uint256 Serializer::getSHA512Half(const std::vector<unsigned char>& data, int size)
{ {
char buf[64]; char buf[64];
if((size==0)||(size>mData.size())) size=mData.size(); if((size<0)||(size>data.size())) size=data.size();
SHA512(&(mData.front()), size, (unsigned char *) buf); SHA512(&(data.front()), size, (unsigned char *) buf);
return * (uint256 *) buf; return * (uint256 *) buf;
} }

7
Serializer.h
View File

@@ -39,9 +39,10 @@ class Serializer
std::vector<unsigned char> getRaw(int offset, int length) const; std::vector<unsigned char> getRaw(int offset, int length) const;
// hash functions // hash functions
uint160 getRIPEMD160(int size=0) const; uint160 getRIPEMD160(int size=-1) const;
uint256 getSHA256(int size=0) const; uint256 getSHA256(int size=-1) const;
uint256 getSHA512Half(int size=0) const; uint256 getSHA512Half(int size=-1) const;
static uint256 getSHA512Half(const std::vector<unsigned char>& data, int size=-1);
// totality functions // totality functions
int getLength() const { return mData.size(); } int getLength() const { return mData.size(); }