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use crate::{host::*, plugin::*};

use std::os::raw::c_char;

pub const CLAP_EXT_SURROUND: *const c_char = b"clap.surround.draft/1\0".as_ptr() as *const c_char;

pub const CLAP_PORT_SURROUND: *const c_char = b"surround\0".as_ptr() as *const c_char;

pub const CLAP_SURROUND_FL: u32 = 0;
pub const CLAP_SURROUND_FR: u32 = 1;
pub const CLAP_SURROUND_FC: u32 = 2;
pub const CLAP_SURROUND_LFE: u32 = 3;
pub const CLAP_SURROUND_BL: u32 = 4;
pub const CLAP_SURROUND_BR: u32 = 5;
pub const CLAP_SURROUND_FLC: u32 = 6;
pub const CLAP_SURROUND_FRC: u32 = 7;
pub const CLAP_SURROUND_BC: u32 = 8;
pub const CLAP_SURROUND_SL: u32 = 9;
pub const CLAP_SURROUND_SR: u32 = 10;
pub const CLAP_SURROUND_TC: u32 = 11;
pub const CLAP_SURROUND_TFL: u32 = 12;
pub const CLAP_SURROUND_TFC: u32 = 13;
pub const CLAP_SURROUND_TFR: u32 = 14;
pub const CLAP_SURROUND_TBL: u32 = 15;
pub const CLAP_SURROUND_TBC: u32 = 16;
pub const CLAP_SURROUND_TBR: u32 = 17;

#[repr(C)]
#[derive(Copy, Clone)]
pub struct clap_plugin_surround {
    pub get_channel_map: unsafe extern "C" fn(
        plugin: *const clap_plugin,
        is_input: bool,
        port_index: u32,
        channel_map: *mut u8,
        channel_map_capacity: u32,
    ) -> u32,
    pub changed: unsafe extern "C" fn(plugin: *const clap_plugin),
}

#[repr(C)]
#[derive(Copy, Clone)]
pub struct clap_host_surround {
    pub changed: unsafe extern "C" fn(host: *const clap_host),
    pub get_preferred_channel_map: unsafe extern "C" fn(
        plugin: *const clap_host,
        channel_map: *mut u8,
        channel_map_capacity: u32,
        channel_count: *mut u32,
    ),
}