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-rw-r--r--Cargo.lock86
-rw-r--r--Cargo.toml1
-rw-r--r--src/fl2k.rs45
-rw-r--r--src/main.rs42
4 files changed, 143 insertions, 31 deletions
diff --git a/Cargo.lock b/Cargo.lock
index 13f116a..457d9d9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -63,6 +63,16 @@ dependencies = [
]
[[package]]
+name = "ctrlc"
+version = "3.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1631ca6e3c59112501a9d87fd86f21591ff77acd31331e8a73f8d80a65bbdd71"
+dependencies = [
+ "nix",
+ "windows-sys",
+]
+
+[[package]]
name = "either"
version = "1.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -74,6 +84,7 @@ version = "0.1.0"
dependencies = [
"bindgen",
"cc",
+ "ctrlc",
"getopts",
]
@@ -142,6 +153,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
[[package]]
+name = "nix"
+version = "0.26.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46a58d1d356c6597d08cde02c2f09d785b09e28711837b1ed667dc652c08a694"
+dependencies = [
+ "bitflags",
+ "cfg-if",
+ "libc",
+ "static_assertions",
+]
+
+[[package]]
name = "nom"
version = "7.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -209,6 +232,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "43b2853a4d09f215c24cc5489c992ce46052d359b5109343cbafbf26bc62f8a3"
[[package]]
+name = "static_assertions"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
+
+[[package]]
name = "syn"
version = "1.0.107"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -263,3 +292,60 @@ name = "winapi-x86_64-pc-windows-gnu"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
+[[package]]
+name = "windows-sys"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41d2aa71f6f0cbe00ae5167d90ef3cfe66527d6f613ca78ac8024c3ccab9a19e"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd0f252f5a35cac83d6311b2e795981f5ee6e67eb1f9a7f64eb4500fbc4dcdb4"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
diff --git a/Cargo.toml b/Cargo.toml
index 1da5201..01a7bac 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,6 +6,7 @@ edition = "2021"
[dependencies]
getopts = "0.2"
+ctrlc = "3.2"
[build-dependencies]
bindgen = "0.63"
diff --git a/src/fl2k.rs b/src/fl2k.rs
index 7bade50..cfc2778 100644
--- a/src/fl2k.rs
+++ b/src/fl2k.rs
@@ -1,7 +1,8 @@
use std::ffi::c_int;
-use fl2k_ampliphase::{fl2k_dev_t, fl2k_get_device_count, fl2k_open, fl2k_close};
+use fl2k_ampliphase::{fl2k_dev_t, fl2k_get_device_count, fl2k_open, fl2k_close, fl2k_stop_tx};
-enum FL2KError {
+#[derive(Debug)]
+pub enum FL2KError {
InvalidParam,
NoDevice,
NotFound,
@@ -12,25 +13,22 @@ enum FL2KError {
}
fn handle_return_value(val : c_int) -> Result<(), FL2KError> {
- match val {
- #![allow(non_snake_case)]
- fl2k_error_FL2K_SUCCESS => Ok(()),
- fl2k_error_FL2K_TRUE => Ok(()),
- fl2k_error_FL2K_ERROR_INVALID_PARAM => Err(FL2KError::InvalidParam),
- fl2k_error_FL2K_ERROR_NO_DEVICE => Err(FL2KError::NoDevice),
- fl2k_error_FL2K_ERROR_NOT_FOUND => Err(FL2KError::NotFound),
- fl2k_error_FL2K_ERROR_BUSY => Err(FL2KError::Busy),
- fl2k_error_FL2K_ERROR_TIMEOUT => Err(FL2KError::Timeout),
- fl2k_error_FL2K_ERROR_NO_MEM => Err(FL2KError::NoMem),
- v => Err(FL2KError::Unknown(v)),
- }
+ if val == fl2k_ampliphase::fl2k_error_FL2K_SUCCESS { Ok(()) }
+ else if val == fl2k_ampliphase::fl2k_error_FL2K_TRUE { Ok(()) }
+ else if val == fl2k_ampliphase::fl2k_error_FL2K_ERROR_INVALID_PARAM { Err(FL2KError::InvalidParam) }
+ else if val == fl2k_ampliphase::fl2k_error_FL2K_ERROR_NO_DEVICE { Err(FL2KError::NoDevice) }
+ else if val == fl2k_ampliphase::fl2k_error_FL2K_ERROR_NOT_FOUND { Err(FL2KError::NotFound) }
+ else if val == fl2k_ampliphase::fl2k_error_FL2K_ERROR_BUSY { Err(FL2KError::Busy) }
+ else if val == fl2k_ampliphase::fl2k_error_FL2K_ERROR_TIMEOUT { Err(FL2KError::Timeout) }
+ else if val == fl2k_ampliphase::fl2k_error_FL2K_ERROR_NO_MEM { Err(FL2KError::NoMem) }
+ else { Err(FL2KError::Unknown(val)) }
}
pub fn get_device_count() -> u32 {
unsafe { fl2k_get_device_count() }
}
-struct FL2K {
+pub struct FL2K {
device : *mut fl2k_dev_t,
}
@@ -43,10 +41,19 @@ impl FL2K {
}
}
- pub fn close(self) -> Result<(), FL2KError> {
- unsafe {
- handle_return_value(fl2k_close(self.device))?;
- }
+ pub fn stop_tx(&self) -> Result<(), FL2KError> {
+ handle_return_value( unsafe { fl2k_stop_tx(self.device) } )?;
Ok(())
}
}
+
+impl Drop for FL2K {
+ fn drop(&mut self) {
+ match unsafe {
+ handle_return_value(fl2k_close(self.device))
+ } {
+ Ok(_) => (),
+ Err(e) => eprintln!("Failed to close FL2K: {:?}", e),
+ }
+ }
+}
diff --git a/src/main.rs b/src/main.rs
index 0492ed1..a415e9f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -22,13 +22,14 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+use std::sync::atomic::{AtomicBool, Ordering};
use std::{env, thread};
use std::io::{prelude::*, BufReader, BufWriter};
use std::fs::File;
-use std::sync::mpsc;
+use std::sync::{mpsc, Arc};
use getopts::Options;
-//mod fl2k;
+mod fl2k;
const TRIG_TABLE_ORDER : usize = 8;
const TRIG_TABLE_SHIFT : usize = 32 - TRIG_TABLE_ORDER;
@@ -40,7 +41,7 @@ const ANG_INCR : f32 = INT32_MAX_AS_FLOAT / (2.0 * PI);
enum Waveform { Sine, Rect }
-enum Output { Debug }
+enum Output { Debug, FL2K }
struct DDS {
trig_table_quadrature : Vec<i16>,
@@ -143,6 +144,7 @@ fn main() {
opts.optopt("m", "mod-index", "Modulation index (default: 0.25)]", "FACTOR");
opts.optopt("i", "input-rate", "Input baseband sample rate (default: 48000 Hz)", "RATE");
opts.optopt("w", "waveform", "(sine|rect) default: rect", "WAVEFORM");
+ opts.optflag("C", "device-count", "Return FL2K device count and quit");
opts.optflag("D", "debug", "Write to debug files instead of FL2K");
opts.optflag("h", "help", "print this help menu");
let cli_args = match opts.parse(&args[1..]) {
@@ -154,16 +156,25 @@ fn main() {
std::process::exit(1);
}
- let output = if cli_args.opt_str("D").is_none() {
- eprintln!("Only debug supported for now");
- std::process::exit(1);
+ if cli_args.opt_str("D").is_some() {
+ eprintln!("FL2K device count {}", fl2k::get_device_count());
+ return;
}
- else {
+
+ let output = if cli_args.opt_str("D").is_some() {
Output::Debug
+ }
+ else {
+ Output::FL2K
+ };
+
+ let device_index : u32 = match cli_args.opt_str("d") {
+ Some(s) => s.parse().expect("integer value"),
+ None => 0,
};
let samp_rate : u32 = match cli_args.opt_str("s") {
- Some(s) => s.parse().expect("floating point value"),
+ Some(s) => s.parse().expect("integer value"),
None => 96_000_000,
};
@@ -173,7 +184,7 @@ fn main() {
};
let input_freq : u32 = match cli_args.opt_str("i") {
- Some(s) => s.parse().expect("floating point value"),
+ Some(s) => s.parse().expect("integer value"),
None => 48_000,
};
@@ -193,8 +204,6 @@ fn main() {
}
};
- //eprintln!("Device count {}", fl2k::get_device_count());
-
let source_file_name = match cli_args.opt_str("f") {
Some(f) => f,
None => {
@@ -212,6 +221,12 @@ fn main() {
eprintln!("Samplerate: {} MHz", (samp_rate as f32)/1000000.0);
eprintln!("Center frequency: {} kHz", base_freq/1000.0);
+ let running = Arc::new(AtomicBool::new(true));
+
+ let r = running.clone();
+ ctrlc::set_handler(move || {
+ r.store(false, Ordering::SeqCst);
+ }).expect("Error setting Ctrl-C handler");
let (input_samples_tx, input_samples_rx) = mpsc::sync_channel::<Vec<f32>>(2);
let (pd_tx, pd_rx) = mpsc::sync_channel(2);
@@ -224,7 +239,7 @@ fn main() {
// Read file and convert samples
thread::spawn(move || {
- loop {
+ while running.load(Ordering::SeqCst) {
let mut buf = Vec::with_capacity(BASEBAND_BUF_SAMPS);
buf.resize(BASEBAND_BUF_SAMPS, 0i16);
@@ -315,6 +330,9 @@ fn main() {
// Main thread, output to file/device
match output {
+ Output::FL2K => {
+ let fl2k = fl2k::FL2K::open(device_index);
+ }
Output::Debug => {
let out_file = File::create("debug-out.i8").expect("create file");
let mut out_file = BufWriter::new(out_file);
generated by cgit v1.2.3 (git 2.46.0) at 2025-11-04 10:47:34 +0000