use libflatpak_sys::*;
use std::env;
use std::error::Error;
use std::ffi::OsString;
use std::mem::{align_of, size_of};
use std::path::Path;
use std::process::Command;
use std::str;
use tempfile::Builder;
static PACKAGES: &[&str] = &["flatpak"];
#[derive(Clone, Debug)]
struct Compiler {
pub args: Vec<String>,
}
impl Compiler {
pub fn new() -> Result<Self, Box<dyn Error>> {
let mut args = get_var("CC", "cc")?;
args.push("-Wno-deprecated-declarations".to_owned());
args.push("-std=c11".to_owned());
args.push("-D__USE_MINGW_ANSI_STDIO".to_owned());
args.extend(get_var("CFLAGS", "")?);
args.extend(get_var("CPPFLAGS", "")?);
args.extend(pkg_config_cflags(PACKAGES)?);
Ok(Self { args })
}
pub fn compile(&self, src: &Path, out: &Path) -> Result<(), Box<dyn Error>> {
let mut cmd = self.to_command();
cmd.arg(src);
cmd.arg("-o");
cmd.arg(out);
let status = cmd.spawn()?.wait()?;
if !status.success() {
return Err(format!("compilation command {:?} failed, {}", &cmd, status).into());
}
Ok(())
}
fn to_command(&self) -> Command {
let mut cmd = Command::new(&self.args[0]);
cmd.args(&self.args[1..]);
cmd
}
}
fn get_var(name: &str, default: &str) -> Result<Vec<String>, Box<dyn Error>> {
match env::var(name) {
Ok(value) => Ok(shell_words::split(&value)?),
Err(env::VarError::NotPresent) => Ok(shell_words::split(default)?),
Err(err) => Err(format!("{} {}", name, err).into()),
}
}
fn pkg_config_cflags(packages: &[&str]) -> Result<Vec<String>, Box<dyn Error>> {
if packages.is_empty() {
return Ok(Vec::new());
}
let pkg_config = env::var_os("PKG_CONFIG").unwrap_or_else(|| OsString::from("pkg-config"));
let mut cmd = Command::new(pkg_config);
cmd.arg("--cflags");
cmd.args(packages);
let out = cmd.output()?;
if !out.status.success() {
return Err(format!("command {:?} returned {}", &cmd, out.status).into());
}
let stdout = str::from_utf8(&out.stdout)?;
Ok(shell_words::split(stdout.trim())?)
}
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
struct Layout {
size: usize,
alignment: usize,
}
#[derive(Copy, Clone, Debug, Default, Eq, PartialEq)]
struct Results {
passed: usize,
failed: usize,
}
impl Results {
fn record_passed(&mut self) {
self.passed += 1;
}
fn record_failed(&mut self) {
self.failed += 1;
}
fn summary(&self) -> String {
format!("{} passed; {} failed", self.passed, self.failed)
}
fn expect_total_success(&self) {
if self.failed == 0 {
println!("OK: {}", self.summary());
} else {
panic!("FAILED: {}", self.summary());
};
}
}
#[test]
#[cfg(target_os = "linux")]
fn cross_validate_constants_with_c() {
let mut c_constants: Vec<(String, String)> = Vec::new();
for l in get_c_output("constant").unwrap().lines() {
let (name, value) = l.split_once(';').expect("Missing ';' separator");
c_constants.push((name.to_owned(), value.to_owned()));
}
let mut results = Results::default();
for ((rust_name, rust_value), (c_name, c_value)) in
RUST_CONSTANTS.iter().zip(c_constants.iter())
{
if rust_name != c_name {
results.record_failed();
eprintln!("Name mismatch:\nRust: {:?}\nC: {:?}", rust_name, c_name,);
continue;
}
if rust_value != c_value {
results.record_failed();
eprintln!(
"Constant value mismatch for {}\nRust: {:?}\nC: {:?}",
rust_name, rust_value, &c_value
);
continue;
}
results.record_passed();
}
results.expect_total_success();
}
#[test]
#[cfg(target_os = "linux")]
fn cross_validate_layout_with_c() {
let mut c_layouts = Vec::new();
for l in get_c_output("layout").unwrap().lines() {
let (name, value) = l.split_once(';').expect("Missing first ';' separator");
let (size, alignment) = value.split_once(';').expect("Missing second ';' separator");
let size = size.parse().expect("Failed to parse size");
let alignment = alignment.parse().expect("Failed to parse alignment");
c_layouts.push((name.to_owned(), Layout { size, alignment }));
}
let mut results = Results::default();
for ((rust_name, rust_layout), (c_name, c_layout)) in RUST_LAYOUTS.iter().zip(c_layouts.iter())
{
if rust_name != c_name {
results.record_failed();
eprintln!("Name mismatch:\nRust: {:?}\nC: {:?}", rust_name, c_name,);
continue;
}
if rust_layout != c_layout {
results.record_failed();
eprintln!(
"Layout mismatch for {}\nRust: {:?}\nC: {:?}",
rust_name, rust_layout, &c_layout
);
continue;
}
results.record_passed();
}
results.expect_total_success();
}
fn get_c_output(name: &str) -> Result<String, Box<dyn Error>> {
let tmpdir = Builder::new().prefix("abi").tempdir()?;
let exe = tmpdir.path().join(name);
let c_file = Path::new("tests").join(name).with_extension("c");
let cc = Compiler::new().expect("configured compiler");
cc.compile(&c_file, &exe)?;
let mut abi_cmd = Command::new(exe);
let output = abi_cmd.output()?;
if !output.status.success() {
return Err(format!("command {:?} failed, {:?}", &abi_cmd, &output).into());
}
Ok(String::from_utf8(output.stdout)?)
}
const RUST_LAYOUTS: &[(&str, Layout)] = &[
(
"FlatpakBundleRef",
Layout {
size: size_of::<FlatpakBundleRef>(),
alignment: align_of::<FlatpakBundleRef>(),
},
),
(
"FlatpakBundleRefClass",
Layout {
size: size_of::<FlatpakBundleRefClass>(),
alignment: align_of::<FlatpakBundleRefClass>(),
},
),
(
"FlatpakError",
Layout {
size: size_of::<FlatpakError>(),
alignment: align_of::<FlatpakError>(),
},
),
(
"FlatpakInstallFlags",
Layout {
size: size_of::<FlatpakInstallFlags>(),
alignment: align_of::<FlatpakInstallFlags>(),
},
),
(
"FlatpakInstallation",
Layout {
size: size_of::<FlatpakInstallation>(),
alignment: align_of::<FlatpakInstallation>(),
},
),
(
"FlatpakInstallationClass",
Layout {
size: size_of::<FlatpakInstallationClass>(),
alignment: align_of::<FlatpakInstallationClass>(),
},
),
(
"FlatpakInstalledRef",
Layout {
size: size_of::<FlatpakInstalledRef>(),
alignment: align_of::<FlatpakInstalledRef>(),
},
),
(
"FlatpakInstalledRefClass",
Layout {
size: size_of::<FlatpakInstalledRefClass>(),
alignment: align_of::<FlatpakInstalledRefClass>(),
},
),
(
"FlatpakInstance",
Layout {
size: size_of::<FlatpakInstance>(),
alignment: align_of::<FlatpakInstance>(),
},
),
(
"FlatpakInstanceClass",
Layout {
size: size_of::<FlatpakInstanceClass>(),
alignment: align_of::<FlatpakInstanceClass>(),
},
),
(
"FlatpakLaunchFlags",
Layout {
size: size_of::<FlatpakLaunchFlags>(),
alignment: align_of::<FlatpakLaunchFlags>(),
},
),
(
"FlatpakPortalError",
Layout {
size: size_of::<FlatpakPortalError>(),
alignment: align_of::<FlatpakPortalError>(),
},
),
(
"FlatpakQueryFlags",
Layout {
size: size_of::<FlatpakQueryFlags>(),
alignment: align_of::<FlatpakQueryFlags>(),
},
),
(
"FlatpakRef",
Layout {
size: size_of::<FlatpakRef>(),
alignment: align_of::<FlatpakRef>(),
},
),
(
"FlatpakRefClass",
Layout {
size: size_of::<FlatpakRefClass>(),
alignment: align_of::<FlatpakRefClass>(),
},
),
(
"FlatpakRefKind",
Layout {
size: size_of::<FlatpakRefKind>(),
alignment: align_of::<FlatpakRefKind>(),
},
),
(
"FlatpakRelatedRef",
Layout {
size: size_of::<FlatpakRelatedRef>(),
alignment: align_of::<FlatpakRelatedRef>(),
},
),
(
"FlatpakRelatedRefClass",
Layout {
size: size_of::<FlatpakRelatedRefClass>(),
alignment: align_of::<FlatpakRelatedRefClass>(),
},
),
(
"FlatpakRemote",
Layout {
size: size_of::<FlatpakRemote>(),
alignment: align_of::<FlatpakRemote>(),
},
),
(
"FlatpakRemoteClass",
Layout {
size: size_of::<FlatpakRemoteClass>(),
alignment: align_of::<FlatpakRemoteClass>(),
},
),
(
"FlatpakRemoteRef",
Layout {
size: size_of::<FlatpakRemoteRef>(),
alignment: align_of::<FlatpakRemoteRef>(),
},
),
(
"FlatpakRemoteRefClass",
Layout {
size: size_of::<FlatpakRemoteRefClass>(),
alignment: align_of::<FlatpakRemoteRefClass>(),
},
),
(
"FlatpakRemoteType",
Layout {
size: size_of::<FlatpakRemoteType>(),
alignment: align_of::<FlatpakRemoteType>(),
},
),
(
"FlatpakStorageType",
Layout {
size: size_of::<FlatpakStorageType>(),
alignment: align_of::<FlatpakStorageType>(),
},
),
(
"FlatpakTransaction",
Layout {
size: size_of::<FlatpakTransaction>(),
alignment: align_of::<FlatpakTransaction>(),
},
),
(
"FlatpakTransactionClass",
Layout {
size: size_of::<FlatpakTransactionClass>(),
alignment: align_of::<FlatpakTransactionClass>(),
},
),
(
"FlatpakTransactionErrorDetails",
Layout {
size: size_of::<FlatpakTransactionErrorDetails>(),
alignment: align_of::<FlatpakTransactionErrorDetails>(),
},
),
(
"FlatpakTransactionOperationClass",
Layout {
size: size_of::<FlatpakTransactionOperationClass>(),
alignment: align_of::<FlatpakTransactionOperationClass>(),
},
),
(
"FlatpakTransactionOperationType",
Layout {
size: size_of::<FlatpakTransactionOperationType>(),
alignment: align_of::<FlatpakTransactionOperationType>(),
},
),
(
"FlatpakTransactionProgressClass",
Layout {
size: size_of::<FlatpakTransactionProgressClass>(),
alignment: align_of::<FlatpakTransactionProgressClass>(),
},
),
(
"FlatpakTransactionRemoteReason",
Layout {
size: size_of::<FlatpakTransactionRemoteReason>(),
alignment: align_of::<FlatpakTransactionRemoteReason>(),
},
),
(
"FlatpakTransactionResult",
Layout {
size: size_of::<FlatpakTransactionResult>(),
alignment: align_of::<FlatpakTransactionResult>(),
},
),
(
"FlatpakUninstallFlags",
Layout {
size: size_of::<FlatpakUninstallFlags>(),
alignment: align_of::<FlatpakUninstallFlags>(),
},
),
(
"FlatpakUpdateFlags",
Layout {
size: size_of::<FlatpakUpdateFlags>(),
alignment: align_of::<FlatpakUpdateFlags>(),
},
),
];
const RUST_CONSTANTS: &[(&str, &str)] = &[
("(gint) FLATPAK_ERROR_ABORTED", "4"),
("(gint) FLATPAK_ERROR_ALREADY_INSTALLED", "0"),
("(gint) FLATPAK_ERROR_AUTHENTICATION_FAILED", "23"),
("(gint) FLATPAK_ERROR_DIFFERENT_REMOTE", "3"),
("(gint) FLATPAK_ERROR_DOWNGRADE", "9"),
("(gint) FLATPAK_ERROR_EXPORT_FAILED", "14"),
("(gint) FLATPAK_ERROR_INVALID_DATA", "11"),
("(gint) FLATPAK_ERROR_INVALID_NAME", "17"),
("(gint) FLATPAK_ERROR_INVALID_REF", "10"),
("(gint) FLATPAK_ERROR_NEED_NEW_FLATPAK", "6"),
("(gint) FLATPAK_ERROR_NOT_AUTHORIZED", "24"),
("(gint) FLATPAK_ERROR_NOT_CACHED", "20"),
("(gint) FLATPAK_ERROR_NOT_INSTALLED", "1"),
("(gint) FLATPAK_ERROR_ONLY_PULLED", "2"),
("(gint) FLATPAK_ERROR_OUT_OF_SPACE", "18"),
("(gint) FLATPAK_ERROR_PERMISSION_DENIED", "22"),
("(gint) FLATPAK_ERROR_REF_NOT_FOUND", "21"),
("(gint) FLATPAK_ERROR_REMOTE_NOT_FOUND", "7"),
("(gint) FLATPAK_ERROR_REMOTE_USED", "15"),
("(gint) FLATPAK_ERROR_RUNTIME_NOT_FOUND", "8"),
("(gint) FLATPAK_ERROR_RUNTIME_USED", "16"),
("(gint) FLATPAK_ERROR_SETUP_FAILED", "13"),
("(gint) FLATPAK_ERROR_SKIPPED", "5"),
("(gint) FLATPAK_ERROR_UNTRUSTED", "12"),
("(gint) FLATPAK_ERROR_WRONG_USER", "19"),
("(guint) FLATPAK_INSTALL_FLAGS_NONE", "0"),
("(guint) FLATPAK_INSTALL_FLAGS_NO_DEPLOY", "4"),
("(guint) FLATPAK_INSTALL_FLAGS_NO_PULL", "8"),
("(guint) FLATPAK_INSTALL_FLAGS_NO_STATIC_DELTAS", "1"),
("(guint) FLATPAK_INSTALL_FLAGS_NO_TRIGGERS", "16"),
("(guint) FLATPAK_LAUNCH_FLAGS_DO_NOT_REAP", "1"),
("(guint) FLATPAK_LAUNCH_FLAGS_NONE", "0"),
("(gint) FLATPAK_PORTAL_ERROR_CANCELLED", "5"),
("(gint) FLATPAK_PORTAL_ERROR_EXISTS", "3"),
("(gint) FLATPAK_PORTAL_ERROR_FAILED", "0"),
("(gint) FLATPAK_PORTAL_ERROR_INVALID_ARGUMENT", "1"),
("(gint) FLATPAK_PORTAL_ERROR_NOT_ALLOWED", "4"),
("(gint) FLATPAK_PORTAL_ERROR_NOT_FOUND", "2"),
("(gint) FLATPAK_PORTAL_ERROR_WINDOW_DESTROYED", "6"),
("(guint) FLATPAK_QUERY_FLAGS_ALL_ARCHES", "4"),
("(guint) FLATPAK_QUERY_FLAGS_NONE", "0"),
("(guint) FLATPAK_QUERY_FLAGS_ONLY_CACHED", "1"),
("(guint) FLATPAK_QUERY_FLAGS_ONLY_SIDELOADED", "2"),
("(gint) FLATPAK_REF_KIND_APP", "0"),
("(gint) FLATPAK_REF_KIND_RUNTIME", "1"),
("(gint) FLATPAK_REMOTE_TYPE_LAN", "2"),
("(gint) FLATPAK_REMOTE_TYPE_STATIC", "0"),
("(gint) FLATPAK_REMOTE_TYPE_USB", "1"),
("(gint) FLATPAK_STORAGE_TYPE_DEFAULT", "0"),
("(gint) FLATPAK_STORAGE_TYPE_HARD_DISK", "1"),
("(gint) FLATPAK_STORAGE_TYPE_MMC", "3"),
("(gint) FLATPAK_STORAGE_TYPE_NETWORK", "4"),
("(gint) FLATPAK_STORAGE_TYPE_SDCARD", "2"),
("(guint) FLATPAK_TRANSACTION_ERROR_DETAILS_NON_FATAL", "1"),
("(gint) FLATPAK_TRANSACTION_OPERATION_INSTALL", "0"),
("(gint) FLATPAK_TRANSACTION_OPERATION_INSTALL_BUNDLE", "2"),
("(gint) FLATPAK_TRANSACTION_OPERATION_LAST_TYPE", "4"),
("(gint) FLATPAK_TRANSACTION_OPERATION_UNINSTALL", "3"),
("(gint) FLATPAK_TRANSACTION_OPERATION_UPDATE", "1"),
("(gint) FLATPAK_TRANSACTION_REMOTE_GENERIC_REPO", "0"),
("(gint) FLATPAK_TRANSACTION_REMOTE_RUNTIME_DEPS", "1"),
("(guint) FLATPAK_TRANSACTION_RESULT_NO_CHANGE", "1"),
("(guint) FLATPAK_UNINSTALL_FLAGS_NONE", "0"),
("(guint) FLATPAK_UNINSTALL_FLAGS_NO_PRUNE", "1"),
("(guint) FLATPAK_UNINSTALL_FLAGS_NO_TRIGGERS", "2"),
("(guint) FLATPAK_UPDATE_FLAGS_NONE", "0"),
("(guint) FLATPAK_UPDATE_FLAGS_NO_DEPLOY", "1"),
("(guint) FLATPAK_UPDATE_FLAGS_NO_PRUNE", "8"),
("(guint) FLATPAK_UPDATE_FLAGS_NO_PULL", "2"),
("(guint) FLATPAK_UPDATE_FLAGS_NO_STATIC_DELTAS", "4"),
("(guint) FLATPAK_UPDATE_FLAGS_NO_TRIGGERS", "16"),
];