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use alloc::vec::Vec;
use pnet_macros::Packet;
use pnet_macros_support::types::{u1, u3, u4, u7, u16le, u32le, u64le};
use pnet_macros_support::packet::PrimitiveValues;
#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct UsbPcapFunction(pub u16);
impl UsbPcapFunction {
pub fn new(val: u16) -> Self {
Self(val)
}
}
impl PrimitiveValues for UsbPcapFunction {
type T = (u16,);
fn to_primitive_values(&self) -> Self::T {
(self.0,)
}
}
#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct UsbPcapStatus(pub u32);
impl UsbPcapStatus {
pub fn new(val: u32) -> Self {
Self(val)
}
}
impl PrimitiveValues for UsbPcapStatus {
type T = (u32,);
fn to_primitive_values(&self) -> Self::T {
(self.0,)
}
}
#[derive(Packet)]
pub struct UsbPcap {
pub header_length: u16le,
pub irp_id: u64le,
#[construct_with(u32le)]
pub status: UsbPcapStatus,
#[construct_with(u16le)]
pub function: UsbPcapFunction,
pub reserved_info: u7,
pub pdo_to_fdo: u1,
pub bus: u16le,
pub device: u16le,
pub direction: u1,
pub reserved_endpoint: u3,
pub endpoint: u4,
pub transfer: u8,
pub data_length: u32le,
#[length = "header_length - 27"]
pub header_payload: Vec<u8>,
#[length = "data_length"]
#[payload]
pub payload: Vec<u8>,
}
#[cfg(test)]
mod tests {
use super::*;
use pnet_macros_support::packet::Packet;
#[test]
fn usbpcap_packet_test() {
let mut packet = [0u8; 35];
{
let mut usbpcap = MutableUsbPcapPacket::new(&mut packet[..]).unwrap();
usbpcap.set_header_length(27);
assert_eq!(usbpcap.get_header_length(), 27);
usbpcap.set_irp_id(0x12_34);
assert_eq!(usbpcap.get_irp_id(), 0x12_34);
usbpcap.set_status(UsbPcapStatus(30));
assert_eq!(usbpcap.get_status(), UsbPcapStatus(30));
usbpcap.set_function(UsbPcapFunction(40));
assert_eq!(usbpcap.get_function(), UsbPcapFunction(40));
assert_eq!(usbpcap.get_reserved_info(), 0);
usbpcap.set_pdo_to_fdo(1);
assert_eq!(usbpcap.get_pdo_to_fdo(), 1);
usbpcap.set_bus(60);
assert_eq!(usbpcap.get_bus(), 60);
usbpcap.set_device(70);
assert_eq!(usbpcap.get_device(), 70);
usbpcap.set_direction(1);
assert_eq!(usbpcap.get_direction(), 1);
assert_eq!(usbpcap.get_reserved_endpoint(), 0);
usbpcap.set_endpoint(14);
assert_eq!(usbpcap.get_endpoint(), 14);
usbpcap.set_transfer(80);
assert_eq!(usbpcap.get_transfer(), 80);
usbpcap.set_data_length(2);
assert_eq!(usbpcap.get_data_length(), 2);
assert_eq!(usbpcap.get_header_payload(), Vec::<u8>::new());
usbpcap.set_payload(&[90, 100]);
assert_eq!(usbpcap.payload(), &[90, 100]);
}
let ref_packet = [
27, 0,
0x34, 0x12, 0, 0, 0, 0, 0, 0,
30, 0, 0, 0,
40, 0,
1,
60, 0,
70, 0,
142,
80,
2, 0, 0, 0,
90, 100
];
assert_eq!(&ref_packet[..], &packet[0..29]);
}
#[test]
fn usbpcap_packet_test_variable_header() {
let mut packet = [0u8; 35];
{
let mut usbpcap = MutableUsbPcapPacket::new(&mut packet[..]).unwrap();
usbpcap.set_header_length(28);
assert_eq!(usbpcap.get_header_length(), 28);
usbpcap.set_header_payload(&[110]);
assert_eq!(usbpcap.get_header_payload(), &[110]);
assert_eq!(usbpcap.payload(), Vec::<u8>::new());
}
let ref_packet = [
28, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0,
0, 0,
0,
0, 0,
0, 0,
0,
0,
0, 0, 0, 0,
110,
];
assert_eq!(&ref_packet[..], &packet[0..28]);
}
}