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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 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 "net/tools/flip_server/output_ordering.h" | 5 #include "net/tools/flip_server/output_ordering.h" |
6 | 6 |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "net/tools/flip_server/flip_config.h" | 9 #include "net/tools/flip_server/flip_config.h" |
10 #include "net/tools/flip_server/sm_connection.h" | 10 #include "net/tools/flip_server/sm_connection.h" |
11 | 11 |
12 namespace net { | 12 namespace net { |
13 | 13 |
14 OutputOrdering::PriorityMapPointer::PriorityMapPointer() | 14 OutputOrdering::PriorityMapPointer::PriorityMapPointer() |
15 : ring(NULL), alarm_enabled(false) {} | 15 : ring(NULL), alarm_enabled(false) { |
| 16 } |
16 | 17 |
17 OutputOrdering::PriorityMapPointer::~PriorityMapPointer() {} | 18 OutputOrdering::PriorityMapPointer::~PriorityMapPointer() { |
| 19 } |
18 | 20 |
19 // static | 21 // static |
20 double OutputOrdering::server_think_time_in_s_ = 0.0; | 22 double OutputOrdering::server_think_time_in_s_ = 0.0; |
21 | 23 |
22 OutputOrdering::OutputOrdering(SMConnectionInterface* connection) | 24 OutputOrdering::OutputOrdering(SMConnectionInterface* connection) |
23 : first_data_senders_threshold_(kInitialDataSendersThreshold), | 25 : first_data_senders_threshold_(kInitialDataSendersThreshold), |
24 connection_(connection) { | 26 connection_(connection) { |
25 if (connection) | 27 if (connection) |
26 epoll_server_ = connection->epoll_server(); | 28 epoll_server_ = connection->epoll_server(); |
27 } | 29 } |
28 | 30 |
29 OutputOrdering::~OutputOrdering() { Reset(); } | 31 OutputOrdering::~OutputOrdering() { |
| 32 Reset(); |
| 33 } |
30 | 34 |
31 void OutputOrdering::Reset() { | 35 void OutputOrdering::Reset() { |
32 while (!stream_ids_.empty()) { | 36 while (!stream_ids_.empty()) { |
33 StreamIdToPriorityMap::iterator sitpmi = stream_ids_.begin(); | 37 StreamIdToPriorityMap::iterator sitpmi = stream_ids_.begin(); |
34 PriorityMapPointer& pmp = sitpmi->second; | 38 PriorityMapPointer& pmp = sitpmi->second; |
35 if (pmp.alarm_enabled) { | 39 if (pmp.alarm_enabled) { |
36 epoll_server_->UnregisterAlarm(pmp.alarm_token); | 40 epoll_server_->UnregisterAlarm(pmp.alarm_token); |
37 } | 41 } |
38 stream_ids_.erase(sitpmi); | 42 stream_ids_.erase(sitpmi); |
39 } | 43 } |
40 priority_map_.clear(); | 44 priority_map_.clear(); |
41 first_data_senders_.clear(); | 45 first_data_senders_.clear(); |
42 } | 46 } |
43 | 47 |
44 bool OutputOrdering::ExistsInPriorityMaps(uint32 stream_id) const { | 48 bool OutputOrdering::ExistsInPriorityMaps(uint32 stream_id) const { |
45 StreamIdToPriorityMap::const_iterator sitpmi = stream_ids_.find(stream_id); | 49 StreamIdToPriorityMap::const_iterator sitpmi = stream_ids_.find(stream_id); |
46 return sitpmi != stream_ids_.end(); | 50 return sitpmi != stream_ids_.end(); |
47 } | 51 } |
48 | 52 |
49 OutputOrdering::BeginOutputtingAlarm::BeginOutputtingAlarm( | 53 OutputOrdering::BeginOutputtingAlarm::BeginOutputtingAlarm( |
50 OutputOrdering* oo, | 54 OutputOrdering* oo, |
51 OutputOrdering::PriorityMapPointer* pmp, | 55 OutputOrdering::PriorityMapPointer* pmp, |
52 const MemCacheIter& mci) | 56 const MemCacheIter& mci) |
53 : output_ordering_(oo), pmp_(pmp), mci_(mci), epoll_server_(NULL) {} | 57 : output_ordering_(oo), pmp_(pmp), mci_(mci), epoll_server_(NULL) { |
| 58 } |
54 | 59 |
55 OutputOrdering::BeginOutputtingAlarm::~BeginOutputtingAlarm() { | 60 OutputOrdering::BeginOutputtingAlarm::~BeginOutputtingAlarm() { |
56 if (epoll_server_ && pmp_->alarm_enabled) | 61 if (epoll_server_ && pmp_->alarm_enabled) |
57 epoll_server_->UnregisterAlarm(pmp_->alarm_token); | 62 epoll_server_->UnregisterAlarm(pmp_->alarm_token); |
58 } | 63 } |
59 | 64 |
60 int64 OutputOrdering::BeginOutputtingAlarm::OnAlarm() { | 65 int64 OutputOrdering::BeginOutputtingAlarm::OnAlarm() { |
61 OnUnregistration(); | 66 OnUnregistration(); |
62 output_ordering_->MoveToActive(pmp_, mci_); | 67 output_ordering_->MoveToActive(pmp_, mci_); |
63 VLOG(2) << "ON ALARM! Should now start to output..."; | 68 VLOG(2) << "ON ALARM! Should now start to output..."; |
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166 | 171 |
167 PriorityMapPointer& pmp = sitpmi->second; | 172 PriorityMapPointer& pmp = sitpmi->second; |
168 if (pmp.alarm_enabled) | 173 if (pmp.alarm_enabled) |
169 epoll_server_->UnregisterAlarm(pmp.alarm_token); | 174 epoll_server_->UnregisterAlarm(pmp.alarm_token); |
170 else | 175 else |
171 pmp.ring->erase(pmp.it); | 176 pmp.ring->erase(pmp.it); |
172 stream_ids_.erase(sitpmi); | 177 stream_ids_.erase(sitpmi); |
173 } | 178 } |
174 | 179 |
175 } // namespace net | 180 } // namespace net |
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