zig/std/os.zig

18 lines
423 B
Zig

import "syscall.zig";
import "errno.zig";
pub error SigInterrupt;
pub error Unexpected;
pub fn os_get_random_bytes(buf: []u8) -> %void {
const amt_got = getrandom(buf.ptr, buf.len, 0);
if (amt_got < 0) {
return switch (-amt_got) {
EINVAL => unreachable{},
EFAULT => unreachable{},
EINTR => error.SigInterrupt,
else => error.Unexpected,
}
}
}