/
sizeof.go
104 lines (81 loc) · 1.16 KB
/
sizeof.go
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package binaryutil
func SizeofInt8() int {
return 1
}
func SizeofInt16() int {
return 2
}
func SizeofInt32() int {
return 4
}
func SizeofInt64() int {
return 8
}
func SizeofUint8() int {
return 1
}
func SizeofUint16() int {
return 2
}
func SizeofUint32() int {
return 4
}
func SizeofUint64() int {
return 8
}
func SizeofFloat() int {
return SizeofUint32()
}
func SizeofDouble() int {
return SizeofUint64()
}
func SizeofByte() int {
return 1
}
func SizeofBool() int {
return 1
}
func SizeofBytes(v []byte) int {
l := uint64(len(v))
return SizeofUvarint(l) + len(v)
}
func SizeofString(v string) int {
l := uint64(len(v))
return SizeofUvarint(l) + len(v)
}
func SizeofBytes16() int {
return 16
}
func SizeofBytes32() int {
return 32
}
func SizeofBytes64() int {
return 64
}
func SizeofBytes128() int {
return 128
}
func SizeofBytes160() int {
return 160
}
func SizeofBytes256() int {
return 256
}
func SizeofBytes512() int {
return 512
}
func SizeofVarint(v int64) int {
uv := uint64(v) << 1
if v < 0 {
uv = ^uv
}
return SizeofUvarint(uv)
}
func SizeofUvarint(v uint64) int {
i := 0
for v >= 0x80 {
v >>= 7
i++
}
return i + 1
}