8286839963
Backed out changeset df184d5f766a (bug 1543115) Backed out changeset 0316a7fa9d37 (bug 1543115) Backed out changeset 99ae1cdbaa69 (bug 1543115) Backed out changeset 825f6b55865a (bug 1543115) Backed out changeset 6480cdbd004c (bug 1543115) Backed out changeset 4ecb2e70e855 (bug 1543115) Backed out changeset 76ebc0f74bff (bug 1543115) Backed out changeset 8a931eb7b0c8 (bug 1543115) Backed out changeset 72c162fff80c (bug 1543115)
280 lines
7.8 KiB
Rust
280 lines
7.8 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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extern crate mapped_hyph;
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extern crate kvstore;
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extern crate mp4parse_capi;
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extern crate nsstring;
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extern crate nserror;
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extern crate xpcom;
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extern crate netwerk_helper;
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extern crate prefs_parser;
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extern crate static_prefs;
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#[cfg(feature = "gecko_profiler")]
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extern crate profiler_helper;
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extern crate mozurl;
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#[cfg(feature = "quantum_render")]
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extern crate webrender_bindings;
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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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#[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 env_logger;
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extern crate authenticator;
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extern crate gkrust_utils;
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extern crate log;
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#[cfg(feature = "new_cert_storage")]
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extern crate cert_storage;
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extern crate cosec;
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extern crate rsdparsa_capi;
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#[cfg(feature = "new_xulstore")]
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extern crate xulstore;
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extern crate jsrust_shared;
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#[cfg(feature = "bitsdownload")]
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extern crate bitsdownload;
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extern crate storage;
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#[cfg(feature = "moz_places")]
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extern crate bookmark_sync;
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extern crate shift_or_euc_c;
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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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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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#[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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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) { "warn" } else { "error" };
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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 {
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logger
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}
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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 &&
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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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}
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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::{Layout, set_alloc_error_hook};
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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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