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- package farm
- func rotate32(val uint32, shift uint) uint32 {
- return ((val >> shift) | (val << (32 - shift)))
- }
- func rotate64(val uint64, shift uint) uint64 {
- return ((val >> shift) | (val << (64 - shift)))
- }
- func fetch32(s []byte, idx int) uint32 {
- return uint32(s[idx+0]) | uint32(s[idx+1])<<8 | uint32(s[idx+2])<<16 | uint32(s[idx+3])<<24
- }
- func fetch64(s []byte, idx int) uint64 {
- return uint64(s[idx+0]) | uint64(s[idx+1])<<8 | uint64(s[idx+2])<<16 | uint64(s[idx+3])<<24 |
- uint64(s[idx+4])<<32 | uint64(s[idx+5])<<40 | uint64(s[idx+6])<<48 | uint64(s[idx+7])<<56
- }
|
