Files
MP-SPDZ/Networking/data.h
2016-09-02 19:16:51 +01:00

46 lines
804 B
C

// (C) 2016 University of Bristol. See License.txt
#ifndef _Data
#define _Data
#include <string.h>
#include "Exceptions/Exceptions.h"
typedef unsigned char octet;
// Assumes word is a 64 bit value
#ifdef WIN32
typedef unsigned __int64 word;
#else
typedef unsigned long word;
#endif
#define BROADCAST 0
#define ROUTE 1
#define TERMINATE 2
#define GO 3
void encode_length(octet *buff,int len);
int decode_length(octet *buff);
inline void encode_length(octet *buff,int len)
{
if (len<0) { throw invalid_length(); }
buff[0]=len&255;
buff[1]=(len>>8)&255;
buff[2]=(len>>16)&255;
buff[3]=(len>>24)&255;
}
inline int decode_length(octet *buff)
{
int len=buff[0]+256*buff[1]+65536*buff[2]+16777216*buff[3];
if (len<0) { throw invalid_length(); }
return len;
}
#endif