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use libc::{c_char, c_int, c_uchar, c_ushort, c_void, intptr_t, size_t, wchar_t};
#[macro_export]
macro_rules! cfg_libusb_only {
($i: block) => {
#[cfg(any(
all(
target_os = "linux",
any(feature = "linux-static-libusb", feature = "linux-shared-libusb",)
),
all(
target_os = "illumos",
any(feature = "illumos-static-libusb", feature = "illumos-shared-libusb",)
),
target_os = "freebsd",
target_os = "openbsd"
))]
$i
};
($i: item) => {
#[cfg(any(
all(
target_os = "linux",
any(feature = "linux-static-libusb", feature = "linux-shared-libusb",)
),
all(
target_os = "illumos",
any(feature = "illumos-static-libusb", feature = "illumos-shared-libusb",)
),
target_os = "freebsd",
target_os = "openbsd"
))]
$i
};
}
pub type HidDevice = c_void;
type LibusbContext = c_void;
#[repr(C)]
pub struct HidDeviceInfo {
pub path: *mut c_char,
pub vendor_id: c_ushort,
pub product_id: c_ushort,
pub serial_number: *mut wchar_t,
pub release_number: c_ushort,
pub manufacturer_string: *mut wchar_t,
pub product_string: *mut wchar_t,
pub usage_page: c_ushort,
pub usage: c_ushort,
pub interface_number: c_int,
pub next: *mut HidDeviceInfo,
}
#[allow(dead_code)]
extern "C" {
#[cfg_attr(target_os = "openbsd", link_name = "hidapi_hid_init")]
pub fn hid_init() -> c_int;
pub fn hid_exit() -> c_int;
pub fn hid_enumerate(vendor_id: c_ushort, product_id: c_ushort) -> *mut HidDeviceInfo;
pub fn hid_free_enumeration(hid_device_info: *mut HidDeviceInfo);
pub fn hid_open(
vendor_id: c_ushort,
product_id: c_ushort,
serial_number: *const wchar_t,
) -> *mut HidDevice;
pub fn hid_open_path(path: *const c_char) -> *mut HidDevice;
cfg_libusb_only! {
pub fn hid_libusb_wrap_sys_device(sys_dev: intptr_t, interface_num: c_int) -> *mut HidDevice;
}
cfg_libusb_only! {
pub fn libusb_set_option(ctx: *mut LibusbContext, option: c_int);
}
pub fn hid_write(device: *mut HidDevice, data: *const c_uchar, length: size_t) -> c_int;
pub fn hid_read_timeout(
device: *mut HidDevice,
data: *mut c_uchar,
length: size_t,
milleseconds: c_int,
) -> c_int;
pub fn hid_read(device: *mut HidDevice, data: *mut c_uchar, length: size_t) -> c_int;
pub fn hid_set_nonblocking(device: *mut HidDevice, nonblock: c_int) -> c_int;
pub fn hid_send_feature_report(
device: *mut HidDevice,
data: *const c_uchar,
length: size_t,
) -> c_int;
pub fn hid_get_feature_report(
device: *mut HidDevice,
data: *mut c_uchar,
length: size_t,
) -> c_int;
pub fn hid_close(device: *mut HidDevice);
pub fn hid_get_manufacturer_string(
device: *mut HidDevice,
string: *mut wchar_t,
maxlen: size_t,
) -> c_int;
pub fn hid_get_product_string(
device: *mut HidDevice,
string: *mut wchar_t,
maxlen: size_t,
) -> c_int;
pub fn hid_get_serial_number_string(
device: *mut HidDevice,
string: *mut wchar_t,
maxlen: size_t,
) -> c_int;
pub fn hid_get_indexed_string(
device: *mut HidDevice,
string_index: c_int,
string: *mut wchar_t,
maxlen: size_t,
) -> c_int;
pub fn hid_error(device: *mut HidDevice) -> *const wchar_t;
}