mirror of
https://github.com/roytam1/palemoon27.git
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roytam1
6885f7ffc2
- Bug 1185749 - Implement a DynamicTraceable HashMap subclass that can be used with Rooted; r=jonco (3f84bdb30) - Bug 1186609 - Implement a DynamicTraceable Vector subclass for use with Rooted; r=sfink (fa5b47e5b) - Bug 1155985 - Set FieldInto::mType just before storing to reserved slot. r=jonco, a=abillings (34dbc3ca0) - Bug 1156295 - Refactor GC rooting in StructType::DefineInternal() r=terrence (ec40a1701) - Bug 1185755 - Use Rooted to simplify FieldInfoHash rooting; r=jonco (8dc66d7cd) - Bug 1189072 - Make DefaultTracer for struct types call T::trace; r=fitzgen (96f79bc6f) - Bug 1149294 - Part 1: Don't trace permanent atoms and well known symbols that are owned by a parent JSRuntime inside SimpeEdgeVectorTracer; r=terrence (7ce049a33) - Bug 1149294 - Part 2: expose ChromeUtils and HeapSnapshot to workers; r=bholley (5737cd923) - Bug 1147679 - Use PR_GetFileInfo64 when deserializing heap snapshots; r=jimb (1ce8cd241) - Bug 1147680 - Use PR_MemMap when deserializing heap snapshots; r=jimb (04e5a370d) - Bug 1149294 - Part 3: Split thread-safe methods on ChromeUtils out in to a new (4967637e2) - Bug 1173829. Fix some compile issues in code generated by bindings codegen for non-concrete interfaces. r=peterv (3e0f93640) - Bug 1170274 - A better string parser for nsGenericHTMLElement::GetURIListAttr, r=ehsan (8c1595d29) - Bug 1170274 - patch 2 - A better string parser for nsGenericHTMLElement::GetURIListAttr, r=ehsan CLOSED TREE (5626d631f) - Bug 1096550 - Update content scale when swapping remote tabs between windows. r=roc. (ed974edf4) - Bug 1180017: Give GCCellPtr is<T> and as<T> methods, replacing isFoo and toFoo methods. Fix callers. r=terrence (b95645bbb) - pointer style (a46b905fe) - pointer style (cb548fd44) - Bug 1151182 - Fix type for JSOP_THROWMSG documentation comment. r=efaust (f9bce9df7) - Bug 1077318 - Part 2: Fix the order of include in AsmJSModule.cpp. r=evilpie (a61716e33) - Bug 1155006: Fix unified build sensitivities in js/src. r=shu (b0f166ec9) - Bug 988463 - Add in support for tracelogging on ARM. r=h4writer (10345729b) - Bug 1190077 - Move RDTSC and prmjtime.* to vm/Time.*. r=nbp (b72c1f366)
63 lines
1.5 KiB
C++
63 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* 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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#include "mozilla/devtools/AutoMemMap.h"
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#include "nsDebug.h"
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namespace mozilla {
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namespace devtools {
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AutoMemMap::~AutoMemMap()
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{
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if (addr) {
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NS_WARN_IF(PR_MemUnmap(addr, size()) != PR_SUCCESS);
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addr = nullptr;
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}
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if (fileMap) {
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NS_WARN_IF(PR_CloseFileMap(fileMap) != PR_SUCCESS);
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fileMap = nullptr;
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}
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if (fd) {
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NS_WARN_IF(PR_Close(fd) != PR_SUCCESS);
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fd = nullptr;
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}
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}
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nsresult
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AutoMemMap::init(const char* filePath, PRIntn flags, PRIntn mode, PRFileMapProtect prot)
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{
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MOZ_ASSERT(!fd);
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MOZ_ASSERT(!fileMap);
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MOZ_ASSERT(!addr);
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if (PR_GetFileInfo64(filePath, &fileInfo) != PR_SUCCESS)
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return NS_ERROR_FILE_NOT_FOUND;
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// Check if the file is too big to memmap.
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if (fileInfo.size > int64_t(UINT32_MAX))
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return NS_ERROR_INVALID_ARG;
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auto length = uint32_t(fileInfo.size);
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fd = PR_Open(filePath, flags, flags);
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if (!fd)
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return NS_ERROR_UNEXPECTED;
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fileMap = PR_CreateFileMap(fd, fileInfo.size, prot);
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if (!fileMap)
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return NS_ERROR_UNEXPECTED;
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addr = PR_MemMap(fileMap, 0, length);
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if (!addr)
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return NS_ERROR_UNEXPECTED;
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return NS_OK;
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}
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} // namespace devtools
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} // namespace mozilla
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