#define SILC_PUT64_MSB ...
Put eight 8-bit bytes, most significant bytes first.
#define SILC_PUT64_MSB(l, cp) \ do { \ SILC_PUT32_MSB((SilcUInt32)((SilcUInt64)(l) >> 32), (cp)); \ SILC_PUT32_MSB((SilcUInt32)(l), (cp) + 4); \ } while(0)