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adding variant support to sha1

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This commit is contained in:
Daniel Larimer 2013-06-07 15:59:01 -04:00
parent a4a00717ef
commit bf94caf864
2 changed files with 21 additions and 0 deletions
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4
include/fc/crypto/sha1.hpp
View file

@ -64,4 +64,8 @@ class sha1
uint32_t _hash[5];
};
class variant;
void to_variant( const sha1& bi, variant& v );
void from_variant( const variant& v, sha1& bi );
} // namespace fc

17
src/crypto/sha1.cpp
View file

@ -3,6 +3,8 @@
#include <openssl/sha.h>
#include <string.h>
#include <fc/crypto/sha1.hpp>
#include <fc/variant.hpp>
#include <vector>
namespace fc
{
@ -84,4 +86,19 @@ bool operator == ( const sha1& h1, const sha1& h2 ) {
return memcmp( h1._hash, h2._hash, sizeof(h1._hash) ) == 0;
}
void to_variant( const sha1& bi, variant& v )
{
v = std::vector<char>( (const char*)&bi, ((const char*)&bi) + sizeof(bi) );
}
void from_variant( const variant& v, sha1& bi )
{
std::vector<char> ve = v.as< std::vector<char> >();
if( ve.size() )
{
memcpy(&bi, ve.data(), fc::min<size_t>(ve.size(),sizeof(bi)) );
}
else
memset( &bi, char(0), sizeof(bi) );
}
} // fc