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cli: read hid reports

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This commit is contained in:
Keenan Tims
2026-05-19 00:47:37 -07:00
parent 4c2384fba5
commit c8d3d0409a
6 changed files with 644 additions and 17 deletions
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@@ -23,6 +23,44 @@ dependencies = [
"memchr",
]
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"log",
"proc-macro2",
"quote",
@@ -1138,19 +1598,121 @@ dependencies = [
"vcell",
]
[[package]]
name = "windows"
version = "0.61.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9babd3a767a4c1aef6900409f85f5d53ce2544ccdfaa86dad48c91782c6d6893"
dependencies = [
"windows-collections",
"windows-core",
"windows-future",
"windows-link 0.1.3",
"windows-numerics",
]
[[package]]
name = "windows-collections"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3beeceb5e5cfd9eb1d76b381630e82c4241ccd0d27f1a39ed41b2760b255c5e8"
dependencies = [
"windows-core",
]
[[package]]
name = "windows-core"
version = "0.61.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c0fdd3ddb90610c7638aa2b3a3ab2904fb9e5cdbecc643ddb3647212781c4ae3"
dependencies = [
"windows-implement",
"windows-interface",
"windows-link 0.1.3",
"windows-result 0.3.4",
"windows-strings",
]
[[package]]
name = "windows-future"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fc6a41e98427b19fe4b73c550f060b59fa592d7d686537eebf9385621bfbad8e"
dependencies = [
"windows-core",
"windows-link 0.1.3",
"windows-threading",
]
[[package]]
name = "windows-implement"
version = "0.60.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "053e2e040ab57b9dc951b72c264860db7eb3b0200ba345b4e4c3b14f67855ddf"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "windows-interface"
version = "0.59.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3f316c4a2570ba26bbec722032c4099d8c8bc095efccdc15688708623367e358"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "windows-link"
version = "0.1.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5e6ad25900d524eaabdbbb96d20b4311e1e7ae1699af4fb28c17ae66c80d798a"
[[package]]
name = "windows-link"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5"
[[package]]
name = "windows-numerics"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9150af68066c4c5c07ddc0ce30421554771e528bde427614c61038bc2c92c2b1"
dependencies = [
"windows-core",
"windows-link 0.1.3",
]
[[package]]
name = "windows-result"
version = "0.3.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "56f42bd332cc6c8eac5af113fc0c1fd6a8fd2aa08a0119358686e5160d0586c6"
dependencies = [
"windows-link 0.1.3",
]
[[package]]
name = "windows-result"
version = "0.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7781fa89eaf60850ac3d2da7af8e5242a5ea78d1a11c49bf2910bb5a73853eb5"
dependencies = [
"windows-link",
"windows-link 0.2.1",
]
[[package]]
name = "windows-strings"
version = "0.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "56e6c93f3a0c3b36176cb1327a4958a0353d5d166c2a35cb268ace15e91d3b57"
dependencies = [
"windows-link 0.1.3",
]
[[package]]
@@ -1159,7 +1721,34 @@ version = "0.61.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ae137229bcbd6cdf0f7b80a31df61766145077ddf49416a728b02cb3921ff3fc"
dependencies = [
"windows-link",
"windows-link 0.2.1",
]
[[package]]
name = "windows-threading"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b66463ad2e0ea3bbf808b7f1d371311c80e115c0b71d60efc142cafbcfb057a6"
dependencies = [
"windows-link 0.1.3",
]
[[package]]
name = "winnow"
version = "1.0.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0592e1c9d151f854e6fd382574c3a0855250e1d9b2f99d9281c6e6391af352f1"
dependencies = [
"memchr",
]
[[package]]
name = "wyz"
version = "0.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "05f360fc0b24296329c78fda852a1e9ae82de9cf7b27dae4b7f62f118f77b9ed"
dependencies = [
"tap",
]
[[package]]
Cargo.toml
+7 -1
View File
@@ -6,4 +6,10 @@ members = [
]
resolver = "2"
default-members = ["cli", "shared"]
default-members = ["firmware"]
[profile.release]
opt-level = "z"
lto = true
debug = true
codegen-units = 1
cli/Cargo.toml
+4
View File
@@ -4,4 +4,8 @@ version = "0.1.0"
edition = "2024"
[dependencies]
async-hid = "0.5.1"
deku = "0.20.3"
futures-lite = "2.6.1"
pollster = { version = "0.4.0", features = ["macro"] }
shared = { path = "../shared" }
cli/src/main.rs
+26 -2
View File
@@ -1,3 +1,27 @@
fn main() {
println!("Hello, world!");
use async_hid::{AsyncHidRead, HidBackend, HidResult};
use deku::DekuContainerRead;
use futures_lite::StreamExt;
use shared::hid::AudioTelemetryReport;
#[pollster::main]
async fn main() -> HidResult<()> {
let usbhid = HidBackend::default();
let dev = usbhid
.enumerate()
.await?
.find(|d| d.product_id == 0xcc1d && d.vendor_id == 0x1209)
.await
.expect("GUAC device not found or not accessible (try as root?)");
let mut reader = dev.open_readable().await?;
let mut buf = [0u8; core::mem::size_of::<AudioTelemetryReport>()];
while let Ok(r) = reader.read_input_report(&mut buf).await {
let buf = &buf[..r];
match AudioTelemetryReport::from_bytes((buf, 0)) {
Ok((_, r)) => println!("{:?}", r),
Err(e) => eprintln!("Unable to parse report: {:?}", e),
}
}
Ok(())
}
shared/Cargo.toml
+1
View File
@@ -3,4 +3,5 @@ name = "shared"
edition = "2024"
[dependencies]
deku = { version = "0.20.3", default-features = false }
usbd-hid = { version = "0.10.0" }
shared/src/lib.rs
+11 -8
View File
@@ -1,17 +1,20 @@
#![no_std]
pub mod hid {
use deku::DekuRead;
use usbd_hid::descriptor::generator_prelude::*;
#[derive(DekuRead)]
#[deku(endian = "little")]
#[gen_hid_descriptor(
(collection = APPLICATION, usage_page = VENDOR_DEFINED_START, usage = 0x01, ) = {
average_buffer_fill=input;
frame_count=input;
dac_underflow_count=input;
usb_underflow_count=input;
dac_overflow_count=input;
}
)]
(collection = APPLICATION, usage_page = VENDOR_DEFINED_START, usage = 0x01, ) = {
average_buffer_fill=input;
frame_count=input;
dac_underflow_count=input;
usb_underflow_count=input;
dac_overflow_count=input;
}
)]
#[repr(C)]
// Note these are all actually u32
pub struct AudioTelemetryReport {