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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/child/child_shared_bitmap_manager.h" | 5 #include "content/child/child_shared_bitmap_manager.h" |
6 | 6 |
7 #include "base/debug/alias.h" | 7 #include "base/debug/alias.h" |
| 8 #include "base/process/memory.h" |
8 #include "base/process/process_metrics.h" | 9 #include "base/process/process_metrics.h" |
9 #include "content/child/child_thread_impl.h" | 10 #include "content/child/child_thread_impl.h" |
10 #include "content/common/child_process_messages.h" | 11 #include "content/common/child_process_messages.h" |
11 #include "ui/gfx/geometry/size.h" | 12 #include "ui/gfx/geometry/size.h" |
12 | 13 |
13 namespace content { | 14 namespace content { |
14 | 15 |
15 namespace { | 16 namespace { |
16 | 17 |
17 class ChildSharedBitmap : public SharedMemoryBitmap { | 18 class ChildSharedBitmap : public SharedMemoryBitmap { |
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33 | 34 |
34 ~ChildSharedBitmap() override { | 35 ~ChildSharedBitmap() override { |
35 sender_->Send(new ChildProcessHostMsg_DeletedSharedBitmap(id())); | 36 sender_->Send(new ChildProcessHostMsg_DeletedSharedBitmap(id())); |
36 } | 37 } |
37 | 38 |
38 private: | 39 private: |
39 scoped_refptr<ThreadSafeSender> sender_; | 40 scoped_refptr<ThreadSafeSender> sender_; |
40 scoped_ptr<base::SharedMemory> shared_memory_holder_; | 41 scoped_ptr<base::SharedMemory> shared_memory_holder_; |
41 }; | 42 }; |
42 | 43 |
43 #if defined(OS_WIN) | |
44 | |
45 // Collect extra information for debugging bitmap creation failures. | 44 // Collect extra information for debugging bitmap creation failures. |
46 void CollectMemoryUsageAndDie(const gfx::Size& size) { | 45 void CollectMemoryUsageAndDie(const gfx::Size& size) { |
| 46 #if defined(OS_WIN) |
47 int width = size.width(); | 47 int width = size.width(); |
48 int height = size.height(); | 48 int height = size.height(); |
49 DWORD last_error = GetLastError(); | 49 DWORD last_error = GetLastError(); |
50 | 50 |
51 scoped_ptr<base::ProcessMetrics> metrics( | 51 scoped_ptr<base::ProcessMetrics> metrics( |
52 base::ProcessMetrics::CreateProcessMetrics( | 52 base::ProcessMetrics::CreateProcessMetrics( |
53 base::GetCurrentProcessHandle())); | 53 base::GetCurrentProcessHandle())); |
54 | 54 |
55 size_t private_bytes = 0; | 55 size_t private_bytes = 0; |
56 size_t shared_bytes = 0; | 56 size_t shared_bytes = 0; |
57 metrics->GetMemoryBytes(&private_bytes, &shared_bytes); | 57 metrics->GetMemoryBytes(&private_bytes, &shared_bytes); |
58 | 58 |
59 base::debug::Alias(&width); | 59 base::debug::Alias(&width); |
60 base::debug::Alias(&height); | 60 base::debug::Alias(&height); |
61 base::debug::Alias(&last_error); | 61 base::debug::Alias(&last_error); |
62 base::debug::Alias(&private_bytes); | 62 base::debug::Alias(&private_bytes); |
63 base::debug::Alias(&shared_bytes); | 63 base::debug::Alias(&shared_bytes); |
64 | 64 #endif |
65 CHECK(false); | 65 base::CrashWithOutOfMemory(); |
66 } | 66 } |
67 | 67 |
68 #endif | |
69 | |
70 } // namespace | 68 } // namespace |
71 | 69 |
72 SharedMemoryBitmap::SharedMemoryBitmap(uint8* pixels, | 70 SharedMemoryBitmap::SharedMemoryBitmap(uint8* pixels, |
73 const cc::SharedBitmapId& id, | 71 const cc::SharedBitmapId& id, |
74 base::SharedMemory* shared_memory) | 72 base::SharedMemory* shared_memory) |
75 : SharedBitmap(pixels, id), shared_memory_(shared_memory) { | 73 : SharedBitmap(pixels, id), shared_memory_(shared_memory) { |
76 } | 74 } |
77 | 75 |
78 ChildSharedBitmapManager::ChildSharedBitmapManager( | 76 ChildSharedBitmapManager::ChildSharedBitmapManager( |
79 scoped_refptr<ThreadSafeSender> sender) | 77 scoped_refptr<ThreadSafeSender> sender) |
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102 if (!cc::SharedBitmap::SizeInBytes(size, &memory_size)) | 100 if (!cc::SharedBitmap::SizeInBytes(size, &memory_size)) |
103 return scoped_ptr<SharedMemoryBitmap>(); | 101 return scoped_ptr<SharedMemoryBitmap>(); |
104 cc::SharedBitmapId id = cc::SharedBitmap::GenerateId(); | 102 cc::SharedBitmapId id = cc::SharedBitmap::GenerateId(); |
105 scoped_ptr<base::SharedMemory> memory; | 103 scoped_ptr<base::SharedMemory> memory; |
106 #if defined(OS_POSIX) | 104 #if defined(OS_POSIX) |
107 base::SharedMemoryHandle handle; | 105 base::SharedMemoryHandle handle; |
108 sender_->Send(new ChildProcessHostMsg_SyncAllocateSharedBitmap( | 106 sender_->Send(new ChildProcessHostMsg_SyncAllocateSharedBitmap( |
109 memory_size, id, &handle)); | 107 memory_size, id, &handle)); |
110 memory = make_scoped_ptr(new base::SharedMemory(handle, false)); | 108 memory = make_scoped_ptr(new base::SharedMemory(handle, false)); |
111 if (!memory->Map(memory_size)) | 109 if (!memory->Map(memory_size)) |
112 CHECK(false); | 110 CollectMemoryUsageAndDie(size); |
113 #else | 111 #else |
114 memory = ChildThreadImpl::AllocateSharedMemory(memory_size, sender_.get()); | 112 memory = ChildThreadImpl::AllocateSharedMemory(memory_size, sender_.get()); |
115 #if defined(OS_WIN) | |
116 if (!memory) | 113 if (!memory) |
117 CollectMemoryUsageAndDie(size); | 114 CollectMemoryUsageAndDie(size); |
118 #endif | |
119 | 115 |
120 CHECK(memory); | 116 if (!memory->Map(memory_size)) |
121 if (!memory->Map(memory_size)) { | |
122 #if defined(OS_WIN) | |
123 CollectMemoryUsageAndDie(size); | 117 CollectMemoryUsageAndDie(size); |
124 #endif | 118 |
125 CHECK(false); | |
126 } | |
127 base::SharedMemoryHandle handle_to_send = memory->handle(); | 119 base::SharedMemoryHandle handle_to_send = memory->handle(); |
128 sender_->Send(new ChildProcessHostMsg_AllocatedSharedBitmap( | 120 sender_->Send(new ChildProcessHostMsg_AllocatedSharedBitmap( |
129 memory_size, handle_to_send, id)); | 121 memory_size, handle_to_send, id)); |
130 #endif | 122 #endif |
131 return make_scoped_ptr(new ChildSharedBitmap(sender_, memory.Pass(), id)); | 123 return make_scoped_ptr(new ChildSharedBitmap(sender_, memory.Pass(), id)); |
132 } | 124 } |
133 | 125 |
134 scoped_ptr<cc::SharedBitmap> ChildSharedBitmapManager::GetSharedBitmapFromId( | 126 scoped_ptr<cc::SharedBitmap> ChildSharedBitmapManager::GetSharedBitmapFromId( |
135 const gfx::Size&, | 127 const gfx::Size&, |
136 const cc::SharedBitmapId&) { | 128 const cc::SharedBitmapId&) { |
137 NOTREACHED(); | 129 NOTREACHED(); |
138 return scoped_ptr<cc::SharedBitmap>(); | 130 return scoped_ptr<cc::SharedBitmap>(); |
139 } | 131 } |
140 | 132 |
141 scoped_ptr<cc::SharedBitmap> ChildSharedBitmapManager::GetBitmapForSharedMemory( | 133 scoped_ptr<cc::SharedBitmap> ChildSharedBitmapManager::GetBitmapForSharedMemory( |
142 base::SharedMemory* mem) { | 134 base::SharedMemory* mem) { |
143 cc::SharedBitmapId id = cc::SharedBitmap::GenerateId(); | 135 cc::SharedBitmapId id = cc::SharedBitmap::GenerateId(); |
144 base::SharedMemoryHandle handle_to_send = mem->handle(); | 136 base::SharedMemoryHandle handle_to_send = mem->handle(); |
145 #if defined(OS_POSIX) | 137 #if defined(OS_POSIX) |
146 if (!mem->ShareToProcess(base::GetCurrentProcessHandle(), &handle_to_send)) | 138 if (!mem->ShareToProcess(base::GetCurrentProcessHandle(), &handle_to_send)) |
147 return scoped_ptr<cc::SharedBitmap>(); | 139 return scoped_ptr<cc::SharedBitmap>(); |
148 #endif | 140 #endif |
149 sender_->Send(new ChildProcessHostMsg_AllocatedSharedBitmap( | 141 sender_->Send(new ChildProcessHostMsg_AllocatedSharedBitmap( |
150 mem->mapped_size(), handle_to_send, id)); | 142 mem->mapped_size(), handle_to_send, id)); |
151 | 143 |
152 return make_scoped_ptr(new ChildSharedBitmap(sender_, mem, id)); | 144 return make_scoped_ptr(new ChildSharedBitmap(sender_, mem, id)); |
153 } | 145 } |
154 | 146 |
155 } // namespace content | 147 } // namespace content |
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