Function DERLengthEncode

src/cryptlib/asn.cpp:9–25

#include <stdio.h>

unsigned int DERLengthEncode(unsigned int length, byte *output)
{
    unsigned int i=0;
    if (length <= 0x7f)
    {
        output[i++] = byte(length);
    }
    else
    {
        output[i++] = byte(BytePrecision(length) | 0x80);
        for (int j=BytePrecision(length); j; --j)
        {
            output[i++] = byte (length >> (j-1)*8);
        }
    }
    return i;
}

unsigned int DERLengthEncode(unsigned int length, BufferedTransformation &bt)
{