mach-sys 0.5.4

forked from original mach, and merge from mach2/machx. A Rust interface to the user-space API of the Mach 3.0 kernel that underlies OSX.
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//! This module corresponds to `mach/port.h`

use crate::ffi::c_uint;

use crate::vm_types::{integer_t, natural_t};

pub type mach_port_name_t  = natural_t;

#[repr(C)]
#[derive(Copy, Clone, Debug, Default, Hash, PartialOrd, PartialEq, Eq, Ord)]
pub struct ipc_port;
pub type   ipc_port_t      = *mut ipc_port;

pub type mach_port_t       = c_uint;
pub type mach_port_array_t = *mut mach_port_t;

pub const MACH_PORT_NULL: mach_port_t = 0;
pub const MACH_PORT_DEAD: mach_port_t = !0;

pub type mach_port_right_t = natural_t;

pub const MACH_PORT_RIGHT_SEND:      mach_port_right_t = 0;
pub const MACH_PORT_RIGHT_RECEIVE:   mach_port_right_t = 1;
pub const MACH_PORT_RIGHT_SEND_ONCE: mach_port_right_t = 2;
pub const MACH_PORT_RIGHT_PORT_SET:  mach_port_right_t = 3;
pub const MACH_PORT_RIGHT_DEAD_NAME: mach_port_right_t = 4;
pub const MACH_PORT_RIGHT_LABELH:    mach_port_right_t = 5;
pub const MACH_PORT_RIGHT_NUMBER:    mach_port_right_t = 6;

pub type mach_port_urefs_t    = natural_t;
pub type mach_port_delta_t    = integer_t;

pub type mach_port_seqno_t    = natural_t;
pub type mach_port_mscount_t  = natural_t;
pub type mach_port_msgcount_t = natural_t;
pub type mach_port_rights_t   = natural_t;

pub const MACH_PORT_QLIMIT_ZERO:    mach_port_msgcount_t = 0;
pub const MACH_PORT_QLIMIT_BASIC:   mach_port_msgcount_t = 5;
pub const MACH_PORT_QLIMIT_SMALL:   mach_port_msgcount_t = 16;
pub const MACH_PORT_QLIMIT_LARGE:   mach_port_msgcount_t = 1024;
pub const MACH_PORT_QLIMIT_KERNEL:  mach_port_msgcount_t = 65534;
pub const MACH_PORT_QLIMIT_MIN:     mach_port_msgcount_t = MACH_PORT_QLIMIT_ZERO;
pub const MACH_PORT_QLIMIT_DEFAULT: mach_port_msgcount_t = MACH_PORT_QLIMIT_BASIC;
pub const MACH_PORT_QLIMIT_MAX:     mach_port_msgcount_t = MACH_PORT_QLIMIT_LARGE;

#[repr(C)]
#[derive(Copy, Clone, Debug, Default, Hash, PartialOrd, PartialEq, Eq, Ord)]
pub struct mach_port_limits_t {
    pub mpl_qlimit: mach_port_msgcount_t,
}
pub type mach_port_limits = mach_port_limits_t;

pub const MPO_CONTEXT_AS_GUARD:    u32 = 1;
pub const MPO_QLIMIT:              u32 = 2;
pub const MPO_TEMPOWNER:           u32 = 4;
pub const MPO_IMPORTANCE_RECEIVER: u32 = 8;
pub const MPO_INSERT_SEND_RIGHT:   u32 = 0x10;
pub const MPO_STRICT:              u32 = 0x20;
pub const MPO_DENAP_RECEIVER:      u32 = 0x40;
pub const MPO_IMMOVABLE_RECEIVE:   u32 = 0x80;

#[repr(C)]
#[derive(Copy, Clone, Debug, Default, Hash, PartialOrd, PartialEq, Eq, Ord)]
pub struct mach_port_options_t {
    pub flags:    u32,
    pub mpl:      mach_port_limits_t,
    pub reserved: [u64; 2],
}
pub type mach_port_options = mach_port_options_t;