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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 #ifndef MOJO_EDK_SYSTEM_REMOTE_CONSUMER_DATA_PIPE_IMPL_H_ | 5 #ifndef MOJO_EDK_SYSTEM_REMOTE_CONSUMER_DATA_PIPE_IMPL_H_ |
6 #define MOJO_EDK_SYSTEM_REMOTE_CONSUMER_DATA_PIPE_IMPL_H_ | 6 #define MOJO_EDK_SYSTEM_REMOTE_CONSUMER_DATA_PIPE_IMPL_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 #include "base/memory/aligned_memory.h" | 10 #include "base/memory/aligned_memory.h" |
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55 UserPointer<uint32_t> buffer_num_bytes) override; | 55 UserPointer<uint32_t> buffer_num_bytes) override; |
56 MojoResult ProducerEndWriteData(uint32_t num_bytes_written) override; | 56 MojoResult ProducerEndWriteData(uint32_t num_bytes_written) override; |
57 HandleSignalsState ProducerGetHandleSignalsState() const override; | 57 HandleSignalsState ProducerGetHandleSignalsState() const override; |
58 void ProducerStartSerialize(Channel* channel, | 58 void ProducerStartSerialize(Channel* channel, |
59 size_t* max_size, | 59 size_t* max_size, |
60 size_t* max_platform_handles) override; | 60 size_t* max_platform_handles) override; |
61 bool ProducerEndSerialize( | 61 bool ProducerEndSerialize( |
62 Channel* channel, | 62 Channel* channel, |
63 void* destination, | 63 void* destination, |
64 size_t* actual_size, | 64 size_t* actual_size, |
65 std::vector<embedder::ScopedPlatformHandle>* platform_handles) override; | 65 std::vector<platform::ScopedPlatformHandle>* platform_handles) override; |
66 void ConsumerClose() override; | 66 void ConsumerClose() override; |
67 MojoResult ConsumerReadData(UserPointer<void> elements, | 67 MojoResult ConsumerReadData(UserPointer<void> elements, |
68 UserPointer<uint32_t> num_bytes, | 68 UserPointer<uint32_t> num_bytes, |
69 uint32_t max_num_bytes_to_read, | 69 uint32_t max_num_bytes_to_read, |
70 uint32_t min_num_bytes_to_read, | 70 uint32_t min_num_bytes_to_read, |
71 bool peek) override; | 71 bool peek) override; |
72 MojoResult ConsumerDiscardData(UserPointer<uint32_t> num_bytes, | 72 MojoResult ConsumerDiscardData(UserPointer<uint32_t> num_bytes, |
73 uint32_t max_num_bytes_to_discard, | 73 uint32_t max_num_bytes_to_discard, |
74 uint32_t min_num_bytes_to_discard) override; | 74 uint32_t min_num_bytes_to_discard) override; |
75 MojoResult ConsumerQueryData(UserPointer<uint32_t> num_bytes) override; | 75 MojoResult ConsumerQueryData(UserPointer<uint32_t> num_bytes) override; |
76 MojoResult ConsumerBeginReadData( | 76 MojoResult ConsumerBeginReadData( |
77 UserPointer<const void*> buffer, | 77 UserPointer<const void*> buffer, |
78 UserPointer<uint32_t> buffer_num_bytes) override; | 78 UserPointer<uint32_t> buffer_num_bytes) override; |
79 MojoResult ConsumerEndReadData(uint32_t num_bytes_read) override; | 79 MojoResult ConsumerEndReadData(uint32_t num_bytes_read) override; |
80 HandleSignalsState ConsumerGetHandleSignalsState() const override; | 80 HandleSignalsState ConsumerGetHandleSignalsState() const override; |
81 void ConsumerStartSerialize(Channel* channel, | 81 void ConsumerStartSerialize(Channel* channel, |
82 size_t* max_size, | 82 size_t* max_size, |
83 size_t* max_platform_handles) override; | 83 size_t* max_platform_handles) override; |
84 bool ConsumerEndSerialize( | 84 bool ConsumerEndSerialize( |
85 Channel* channel, | 85 Channel* channel, |
86 void* destination, | 86 void* destination, |
87 size_t* actual_size, | 87 size_t* actual_size, |
88 std::vector<embedder::ScopedPlatformHandle>* platform_handles) override; | 88 std::vector<platform::ScopedPlatformHandle>* platform_handles) override; |
89 bool OnReadMessage(unsigned port, MessageInTransit* message) override; | 89 bool OnReadMessage(unsigned port, MessageInTransit* message) override; |
90 void OnDetachFromChannel(unsigned port) override; | 90 void OnDetachFromChannel(unsigned port) override; |
91 | 91 |
92 void EnsureBuffer(); | 92 void EnsureBuffer(); |
93 void DestroyBuffer(); | 93 void DestroyBuffer(); |
94 | 94 |
95 void Disconnect(); | 95 void Disconnect(); |
96 | 96 |
97 // Should be valid if and only if |consumer_open()| returns true. | 97 // Should be valid if and only if |consumer_open()| returns true. |
98 util::RefPtr<ChannelEndpoint> channel_endpoint_; | 98 util::RefPtr<ChannelEndpoint> channel_endpoint_; |
99 | 99 |
100 // The number of bytes we've sent the consumer, but don't *know* have been | 100 // The number of bytes we've sent the consumer, but don't *know* have been |
101 // consumed. | 101 // consumed. |
102 size_t consumer_num_bytes_; | 102 size_t consumer_num_bytes_; |
103 | 103 |
104 // Used for two-phase writes. | 104 // Used for two-phase writes. |
105 std::unique_ptr<char, base::AlignedFreeDeleter> buffer_; | 105 std::unique_ptr<char, base::AlignedFreeDeleter> buffer_; |
106 // This is nearly always zero, except when the two-phase write started on a | 106 // This is nearly always zero, except when the two-phase write started on a |
107 // |LocalDataPipeImpl|. | 107 // |LocalDataPipeImpl|. |
108 size_t start_index_; | 108 size_t start_index_; |
109 | 109 |
110 MOJO_DISALLOW_COPY_AND_ASSIGN(RemoteConsumerDataPipeImpl); | 110 MOJO_DISALLOW_COPY_AND_ASSIGN(RemoteConsumerDataPipeImpl); |
111 }; | 111 }; |
112 | 112 |
113 } // namespace system | 113 } // namespace system |
114 } // namespace mojo | 114 } // namespace mojo |
115 | 115 |
116 #endif // MOJO_EDK_SYSTEM_REMOTE_CONSUMER_DATA_PIPE_IMPL_H_ | 116 #endif // MOJO_EDK_SYSTEM_REMOTE_CONSUMER_DATA_PIPE_IMPL_H_ |
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