separate build lib and bindings lib

This commit is contained in:
Robin Müller 2024-05-29 00:25:05 +02:00
commit 34e8775ddb
14 changed files with 726 additions and 0 deletions

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pub struct CspBuildOpts {
rtable: bool,
csp_print: bool,
promisc: bool,
rdp: bool,
yaml: bool,
}
impl Default for CspBuildOpts {
fn default() -> Self {
Self {
rtable: true,
csp_print: true,
promisc: true,
rdp: true,
yaml: true,
}
}
}
pub struct Builder {
opts: CspBuildOpts,
build: cc::Build,
}
impl Builder {
pub fn new() -> Self {
Self {
opts: CspBuildOpts::default(),
build: cc::Build::new(),
}
}
pub fn cc(&mut self) -> &mut cc::Build {
&mut self.build
}
pub fn compile(&mut self) {
self.build
.file("libcsp/src/csp_bridge.c")
.file("libcsp/src/csp_buffer.c")
.file("libcsp/src/csp_crc32.c")
.file("libcsp/src/csp_debug.c")
.file("libcsp/src/csp_id.c")
.file("libcsp/src/csp_iflist.c")
.file("libcsp/src/csp_init.c")
.file("libcsp/src/csp_io.c")
.file("libcsp/src/csp_port.c")
.file("libcsp/src/csp_promisc.c")
.file("libcsp/src/csp_qfifo.c")
.file("libcsp/src/csp_port.c")
.file("libcsp/src/csp_route.c");
if self.opts.rdp {
self.build.file("libcsp/src/csp_rdp.c");
self.build.file("libcsp/src/csp_rdp_queue.c");
}
if self.opts.promisc {
self.build.file("libcsp/src/csp_promisc.c");
}
if self.opts.csp_print {
self.build.file("libcsp/src/csp_hex_dump.c");
}
if self.opts.yaml {
self.build.file("libcsp/src/csp_yaml.c");
}
if self.opts.rtable {
self.build.file("libcsp/src/csp_rtable_cidr.c");
}
// TODO: UNIX does not necesarilly mean POSIX? Details to deal with later..
#[cfg(unix)]
self.posix_arch_files();
self.build.include("cfg");
self.build.include("libcsp/include");
self.build.include("libcsp/src");
self.build.compile("csp");
}
#[cfg(unix)]
fn posix_arch_files(&mut self) {
self.build
.file("libcsp/src/arch/posix/csp_clock.c")
.file("libcsp/src/arch/posix/csp_semaphore.c")
.file("libcsp/src/arch/posix/csp_system.c")
.file("libcsp/src/arch/posix/csp_time.c")
.file("libcsp/src/arch/posix/csp_queue.c")
.file("libcsp/src/arch/posix/pthread_queue.c");
}
}

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name = "libcsp-rust"
version = "0.1.0"
edition = "2021"
# links = "csp"
[dependencies]
[build-dependencies]
bindgen = "0.69"
libcsp-cargo-build = { path = "../libcsp-cargo-build" }

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libcsp-rust/build.rs Normal file
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use std::{env, path::PathBuf};
use bindgen::CargoCallbacks;
use libcsp_cargo_build::Builder;
//use std::path::PathBuf;
fn main() {
// Pass some important build script environment variables to the binary/library.
// Remove this at a later stage, this belongs in a concrete example app.
println!(
"cargo:rustc-env=TARGET={}",
std::env::var("TARGET").unwrap()
);
println!(
"cargo:rustc-env=OUT_DIR={}",
std::env::var("OUT_DIR").unwrap()
);
println!(
"cargo:rustc-env=OPT_LEVEL={}",
std::env::var("OPT_LEVEL").unwrap()
);
println!("cargo:rustc-env=HOST={}", std::env::var("HOST").unwrap());
// Tell cargo to tell rustc to link our `csp` library. Cargo will
// automatically know it must look for a `libcsp.a` file.
println!("cargo:rustc-link-lib=csp");
let mut csp_builder = Builder::new();
csp_builder.compile();
// The bindgen::Builder is the main entry point
// to bindgen, and lets you build up options for
// the resulting bindings.
let bindings = bindgen::Builder::default()
// The input header we would like to generate
// bindings for.
.header(headers_path_str)
// Tell cargo to invalidate the built crate whenever any of the
// included header files changed.
.parse_callbacks(Box::new(CargoCallbacks::new()))
// Finish the builder and generate the bindings.
.generate()
// Unwrap the Result and panic on failure.
.expect("Unable to generate bindings");
// Write the bindings to the $OUT_DIR/bindings.rs file.
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap()).join("bindings.rs");
bindings
.write_to_file(out_path)
.expect("Couldn't write bindings!");
}

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#define CSP_POSIX 1
#define CSP_ZEPHYR 0
#define CSP_HAVE_STDIO 1
#define CSP_ENABLE_CSP_PRINT 1
#define CSP_PRINT_STDIO 1
#define CSP_REPRODUCIBLE_BUILDS 0
#define CSP_QFIFO_LEN 15
#define CSP_PORT_MAX_BIND 16
#define CSP_CONN_RXQUEUE_LEN 16
#define CSP_CONN_MAX 8
#define CSP_BUFFER_SIZE 256
#define CSP_BUFFER_COUNT 15
#define CSP_RDP_MAX_WINDOW 5
#define CSP_RTABLE_SIZE 10
#define CSP_USE_RDP 1
#define CSP_USE_HMAC 1
#define CSP_USE_PROMISC 1
#define CSP_USE_RTABLE 1
#define CSP_HAVE_LIBSOCKETCAN 0
#define CSP_HAVE_LIBZMQ 1

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libcsp-rust/libcsp Submodule

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Subproject commit 447cc38f2106a15290358dc8c128ad553a415568

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libcsp-rust/src/main.rs Normal file
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fn main() {
println!("Hello, world!");
}

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libcsp-rust/wrapper.h Normal file
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#include "csp/csp.h"