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Attempts at restoring windows compatibility

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Florian Jung 2021-04-10 17:18:16 +02:00
parent b06d1dcb50
commit 42b1efa16b
1 changed files with 5 additions and 4 deletions
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9
src/midi_device.rs
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@ -4,7 +4,7 @@ use crate::data::usb::constants::*;
use crate::data::usb_midi::usb_midi_event_packet::{UsbMidiEventPacket, MidiPacketParsingError};
const MIDI_IN_SIZE: u8 = 0x06;
const MIDI_OUT_SIZE: u8 = 0x07;
const MIDI_OUT_SIZE: u8 = 0x09;
pub const MIDI_PACKET_SIZE: usize = 4;
pub const MAX_PACKET_SIZE: usize = 64;
@ -104,7 +104,7 @@ impl<B: UsbBus> UsbClass<B> for MidiClass<'_, B> {
let midi_streaming_start_byte = writer.position();
let midi_streaming_total_length =
7 + self.n_in_jacks as usize * MIDI_IN_SIZE as usize + self.n_out_jacks as usize * MIDI_OUT_SIZE as usize
+ 7 + (4+self.n_in_jacks as usize) + 7 + (4+self.n_out_jacks as usize);
+ 9 + (4+self.n_in_jacks as usize) + 9 + (4+self.n_out_jacks as usize);
//Streaming extra info
writer.write( // len = 7
@ -137,6 +137,7 @@ impl<B: UsbBus> UsbClass<B> for MidiClass<'_, B> {
EMBEDDED,
self.out_jack_id(i), //id
0x00, // no pins
0x00, 0x00, // windows wants these two bytes, no idea why. they don't belong here.
0x00
]
)?;
@ -148,7 +149,7 @@ impl<B: UsbBus> UsbClass<B> for MidiClass<'_, B> {
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 // jack mappings. must be filled in and cropped.
];
writer.endpoint(&self.standard_bulkout)?; // len = 7
writer.endpoint(&self.standard_bulkout)?; // len = 9
endpoint_data[1] = self.n_in_jacks;
for i in 0..self.n_in_jacks {
@ -159,7 +160,7 @@ impl<B: UsbBus> UsbClass<B> for MidiClass<'_, B> {
&endpoint_data[0..2+self.n_in_jacks as usize]
)?;
writer.endpoint(&self.standard_bulkin)?; // len = 7
writer.endpoint(&self.standard_bulkin)?; // len = 9
endpoint_data[1] = self.n_out_jacks;
for i in 0..self.n_out_jacks {
endpoint_data[2 + i as usize] = self.out_jack_id(i);