e144613827
Backed out changeset 5267e6e2015d (bug 1623300) Backed out changeset 45fadf903140 (bug 1623300) Backed out changeset 46949083a8c8 (bug 1623306) Backed out changeset cbcb3bb23090 (bug 1623300) Backed out changeset c04dbe8dd337 (bug 1623300) Backed out changeset d2673451da54 (bug 1623300)
295 lines
8.1 KiB
Rust
295 lines
8.1 KiB
Rust
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#![cfg_attr(feature = "oom_with_hook", feature(alloc_error_hook))]
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extern crate geckoservo;
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#[cfg(feature = "cubeb-remoting")]
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extern crate audioipc_client;
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#[cfg(feature = "cubeb-remoting")]
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extern crate audioipc_server;
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extern crate authenticator;
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#[cfg(feature = "bitsdownload")]
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extern crate bitsdownload;
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#[cfg(feature = "moz_places")]
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extern crate bookmark_sync;
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#[cfg(feature = "new_cert_storage")]
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extern crate cert_storage;
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extern crate chardetng_c;
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extern crate cosec;
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#[cfg(feature = "cubeb_coreaudio_rust")]
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extern crate cubeb_coreaudio;
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#[cfg(feature = "cubeb_pulse_rust")]
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extern crate cubeb_pulse;
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extern crate encoding_glue;
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extern crate env_logger;
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#[cfg(feature = "fogotype")]
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extern crate fog;
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extern crate gkrust_utils;
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extern crate jsrust_shared;
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extern crate kvstore;
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extern crate log;
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extern crate mapped_hyph;
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extern crate mozurl;
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extern crate mp4parse_capi;
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extern crate netwerk_helper;
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extern crate nserror;
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extern crate nsstring;
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extern crate prefs_parser;
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#[cfg(feature = "gecko_profiler")]
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extern crate profiler_helper;
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extern crate rsdparsa_capi;
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extern crate shift_or_euc_c;
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extern crate static_prefs;
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extern crate storage;
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#[cfg(feature = "quantum_render")]
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extern crate webrender_bindings;
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extern crate xpcom;
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#[cfg(feature = "new_xulstore")]
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extern crate xulstore;
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extern crate audio_thread_priority;
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#[cfg(feature = "webrtc")]
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extern crate mdns_service;
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extern crate neqo_glue;
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#[cfg(feature = "webgpu")]
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extern crate wgpu_remote;
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#[cfg(feature = "wasm_library_sandboxing")]
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extern crate rlbox_lucet_sandbox;
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extern crate unic_langid;
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extern crate unic_langid_ffi;
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extern crate fluent_langneg;
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extern crate fluent_langneg_ffi;
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extern crate fluent;
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extern crate fluent_ffi;
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#[cfg(feature = "remote")]
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extern crate remote;
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#[cfg(target_os = "android")]
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use log::Level;
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#[cfg(not(target_os = "android"))]
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use log::Log;
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use std::boxed::Box;
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use std::env;
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use std::ffi::{CStr, CString};
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use std::os::raw::c_char;
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#[cfg(target_os = "android")]
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use std::os::raw::c_int;
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extern "C" {
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fn gfx_critical_note(msg: *const c_char);
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#[cfg(target_os = "android")]
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fn __android_log_write(prio: c_int, tag: *const c_char, text: *const c_char) -> c_int;
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}
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struct GeckoLogger {
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logger: env_logger::Logger,
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}
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impl GeckoLogger {
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fn new() -> GeckoLogger {
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let mut builder = env_logger::Builder::new();
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let default_level = if cfg!(debug_assertions) {
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"warn"
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} else {
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"error"
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};
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let logger = match env::var("RUST_LOG") {
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Ok(v) => builder.parse_filters(&v).build(),
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_ => builder.parse_filters(default_level).build(),
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};
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GeckoLogger { logger }
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}
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fn init() -> Result<(), log::SetLoggerError> {
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let gecko_logger = Self::new();
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log::set_max_level(gecko_logger.logger.filter());
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log::set_boxed_logger(Box::new(gecko_logger))
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}
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fn should_log_to_gfx_critical_note(record: &log::Record) -> bool {
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if record.level() == log::Level::Error && record.target().contains("webrender") {
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true
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} else {
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false
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}
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}
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fn maybe_log_to_gfx_critical_note(&self, record: &log::Record) {
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if Self::should_log_to_gfx_critical_note(record) {
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let msg = CString::new(format!("{}", record.args())).unwrap();
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unsafe {
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gfx_critical_note(msg.as_ptr());
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}
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}
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}
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#[cfg(not(target_os = "android"))]
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fn log_out(&self, record: &log::Record) {
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self.logger.log(record);
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}
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#[cfg(target_os = "android")]
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fn log_out(&self, record: &log::Record) {
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let msg = CString::new(format!("{}", record.args())).unwrap();
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let tag = CString::new(record.module_path().unwrap()).unwrap();
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let prio = match record.metadata().level() {
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Level::Error => 6, /* ERROR */
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Level::Warn => 5, /* WARN */
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Level::Info => 4, /* INFO */
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Level::Debug => 3, /* DEBUG */
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Level::Trace => 2, /* VERBOSE */
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};
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// Output log directly to android log, since env_logger can output log
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// only to stderr or stdout.
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unsafe {
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__android_log_write(prio, tag.as_ptr(), msg.as_ptr());
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}
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}
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}
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impl log::Log for GeckoLogger {
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fn enabled(&self, metadata: &log::Metadata) -> bool {
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self.logger.enabled(metadata)
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}
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fn log(&self, record: &log::Record) {
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// Forward log to gfxCriticalNote, if the log should be in gfx crash log.
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self.maybe_log_to_gfx_critical_note(record);
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self.log_out(record);
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}
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fn flush(&self) {}
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}
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#[no_mangle]
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pub extern "C" fn GkRust_Init() {
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// Initialize logging.
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let _ = GeckoLogger::init();
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}
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#[no_mangle]
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pub extern "C" fn GkRust_Shutdown() {}
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/// Used to implement `nsIDebug2::RustPanic` for testing purposes.
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#[no_mangle]
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pub extern "C" fn intentional_panic(message: *const c_char) {
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panic!("{}", unsafe { CStr::from_ptr(message) }.to_string_lossy());
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}
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#[cfg(feature = "oom_with_hook")]
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mod oom_hook {
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use std::alloc::{set_alloc_error_hook, Layout};
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extern "C" {
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fn GeckoHandleOOM(size: usize) -> !;
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}
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pub fn hook(layout: Layout) {
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unsafe {
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GeckoHandleOOM(layout.size());
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}
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}
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pub fn install() {
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set_alloc_error_hook(hook);
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}
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}
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#[no_mangle]
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pub extern "C" fn install_rust_oom_hook() {
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#[cfg(feature = "oom_with_hook")]
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oom_hook::install();
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}
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#[cfg(feature = "moz_memory")]
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mod moz_memory {
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use std::alloc::{GlobalAlloc, Layout};
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use std::os::raw::c_void;
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extern "C" {
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fn malloc(size: usize) -> *mut c_void;
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fn free(ptr: *mut c_void);
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fn calloc(nmemb: usize, size: usize) -> *mut c_void;
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fn realloc(ptr: *mut c_void, size: usize) -> *mut c_void;
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#[cfg(windows)]
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fn _aligned_malloc(size: usize, align: usize) -> *mut c_void;
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#[cfg(not(windows))]
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fn memalign(align: usize, size: usize) -> *mut c_void;
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}
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#[cfg(windows)]
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unsafe fn memalign(align: usize, size: usize) -> *mut c_void {
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_aligned_malloc(size, align)
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}
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pub struct GeckoAlloc;
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#[inline(always)]
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fn need_memalign(layout: Layout) -> bool {
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// mozjemalloc guarantees a minimum alignment of 16 for all sizes, except
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// for size classes below 16 (4 and 8).
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layout.align() > layout.size() || layout.align() > 16
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}
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unsafe impl GlobalAlloc for GeckoAlloc {
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unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
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if need_memalign(layout) {
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memalign(layout.align(), layout.size()) as *mut u8
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} else {
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malloc(layout.size()) as *mut u8
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}
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}
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unsafe fn dealloc(&self, ptr: *mut u8, _layout: Layout) {
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free(ptr as *mut c_void)
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}
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unsafe fn alloc_zeroed(&self, layout: Layout) -> *mut u8 {
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if need_memalign(layout) {
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let ptr = self.alloc(layout);
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if !ptr.is_null() {
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std::ptr::write_bytes(ptr, 0, layout.size());
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}
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ptr
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} else {
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calloc(1, layout.size()) as *mut u8
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}
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}
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unsafe fn realloc(&self, ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 {
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let new_layout = Layout::from_size_align_unchecked(new_size, layout.align());
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if need_memalign(new_layout) {
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let new_ptr = self.alloc(new_layout);
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if !new_ptr.is_null() {
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let size = std::cmp::min(layout.size(), new_size);
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std::ptr::copy_nonoverlapping(ptr, new_ptr, size);
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self.dealloc(ptr, layout);
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}
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new_ptr
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} else {
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realloc(ptr as *mut c_void, new_size) as *mut u8
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}
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}
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}
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}
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#[cfg(feature = "moz_memory")]
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#[global_allocator]
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static A: moz_memory::GeckoAlloc = moz_memory::GeckoAlloc;
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