im920_rs 1.0.5

IM920sL library for Rust
Documentation 
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use core::{ffi::c_void, time::Duration};

use alloc::boxed::Box;
use srobo_base::{
    communication::{CStreamRx, CStreamTx},
    time::CTime,
};

use crate::{Packet, IM920};

pub struct CIM920 {
    im920: IM920<'static, (), CStreamTx, CTime>,
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_new(
    tx: *mut CStreamTx,
    rx: *mut CStreamRx,
    time: *mut CTime,
) -> *mut CIM920 {
    let im920 = Box::into_raw(Box::new(CIM920 {
        im920: IM920::new(unsafe { &mut *tx }, unsafe { &mut *rx }, unsafe {
            &mut *time
        }),
    }));

    im920
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_on_data(
    instance: *mut CIM920,
    cb: extern "C" fn(ctx: *const c_void, from: u16, data: *const u8, len: usize) -> (),
    ctx: *const c_void,
) -> () {
    unsafe { &mut *instance }
        .im920
        .on_data(Box::new(move |data| {
            cb(
                ctx,
                data.packet.node_id,
                data.packet.data.as_ptr(),
                data.packet.data.len(),
            );
        }));
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_get_node_number(instance: *mut CIM920, duration_secs: f32) -> u16 {
    let cim920 = unsafe { &mut *instance };
    let node_number = cim920
        .im920
        .get_node_number(Duration::from_secs_f32(duration_secs));

    node_number.unwrap_or(0)
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_set_node_number(
    instance: *mut CIM920,
    node_number: u16,
    duration_secs: f32,
) -> bool {
    let cim920 = unsafe { &mut *instance };
    cim920
        .im920
        .set_node_number(node_number, Duration::from_secs_f32(duration_secs))
        .is_ok()
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_set_channel(
    instance: *mut CIM920,
    channel: u8,
    duration_secs: f32,
) -> bool {
    let cim920 = unsafe { &mut *instance };
    cim920
        .im920
        .set_channel(channel, Duration::from_secs_f32(duration_secs))
        .is_ok()
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_enable_write(instance: *mut CIM920, duration_secs: f32) -> bool {
    let cim920 = unsafe { &mut *instance };
    cim920
        .im920
        .enable_write(Duration::from_secs_f32(duration_secs))
        .is_ok()
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_get_group_number(instance: *mut CIM920, duration_secs: f32) -> u32 {
    let cim920 = unsafe { &mut *instance };
    let group_number = cim920
        .im920
        .get_group_number(Duration::from_secs_f32(duration_secs));

    group_number.unwrap_or(0)
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_get_channel(instance: *mut CIM920, duration_secs: f32) -> u8 {
    let cim920 = unsafe { &mut *instance };
    cim920
        .im920
        .get_channel(Duration::from_secs_f32(duration_secs))
        .unwrap_or(0)
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_get_version(instance: *mut CIM920, duration_secs: f32) -> *mut i8 {
    let cim920 = unsafe { &mut *instance };
    let string = match cim920
        .im920
        .get_version(Duration::from_secs_f32(duration_secs))
    {
        Ok(version) => version,
        Err(_) => return core::ptr::null_mut(),
    };

    return string.as_ptr() as *mut i8;
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_transmit_broadcast(
    instance: *mut CIM920,
    data: *const u8,
    len: usize,
    duration_secs: f32,
) -> bool {
    let packet = Packet {
        node_id: 0,
        data: unsafe { core::slice::from_raw_parts(data, len) },
    };

    unsafe { &mut *instance }
        .im920
        .transmit_broadcast(packet, Duration::from_secs_f32(duration_secs))
        .is_ok()
}

#[no_mangle]
pub extern "C" fn __ffi_cim920_transmit_delegate(
    instance: *mut CIM920,
    dest: u16,
    data: *const u8,
    len: usize,
    duration_secs: f32,
) -> bool {
    let packet = Packet {
        node_id: dest,
        data: unsafe { core::slice::from_raw_parts(data, len) },
    };

    unsafe { &mut *instance }
        .im920
        .transmit_delegate(packet, Duration::from_secs_f32(duration_secs))
        .is_ok()
}