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Added WriteVarInt32 and ByteSizeVarInt32 to tier1 bf_write.

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--HG--
branch : protobuf
This commit is contained in:
Nicholas Hastings
2013-01-10 19:02:29 -05:00
parent 61abf75e82
commit c96ea55ff1
2 changed files with 24 additions and 0 deletions
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21
tier1/bitbuf.cpp
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@ -236,6 +236,27 @@ void bf_write::WriteSBitLong( int data, int numbits )
}
}
void bf_write::WriteVarInt32( uint32 data )
{
while ( data > 0x7F )
{
WriteUBitLong( (data & 0x7F) | 0x80, 8 );
data >>= 7;
}
WriteUBitLong( data & 0x7F, 8 );
}
int bf_write::ByteSizeVarInt32( uint32 data )
{
int size = 1;
while ( data > 0x7F )
{
size++;
data >>= 7;
}
return size;
}
#if _WIN32
inline unsigned int BitCountNeededToEncode(unsigned int data)
{