ctypes

std › ctypes

C’s fixed-width integer names. The signed ones are signed<N>, stored in two’s complement; the unsigned ones are bits<N> that can’t be negative.

from std.ctypes import *

macro db(value: int8_t) {
    @emit value
}

macro dw(value: uint16_t) {
    @emit value
}

db (-2) as int8_t
dw 0x1234 as uint16_t
db (((-2) as int8_t) as int + 5) as int8_t

fe 12 34 03

Types

int8_t

type int8_t = signed<8>

An 8-bit signed value, -128 to 127.

uint8_t

type uint8_t = bits<8>

An 8-bit unsigned value, 0 to 255.

int16_t

type int16_t = signed<16>

A 16-bit signed value.

uint16_t

type uint16_t = bits<16>

A 16-bit unsigned value.

int32_t

type int32_t = signed<32>

A 32-bit signed value.

uint32_t

type uint32_t = bits<32>

A 32-bit unsigned value.

int64_t

type int64_t = signed<64>

A 64-bit signed value.

uint64_t

type uint64_t = bits<64>

A 64-bit unsigned value.