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Side by Side Diff: content/browser/geolocation/libgps_wrapper_linux.cc

Issue 10316007: Make the Geoposition helper class public (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Fix forward-declaration of struct as class. Created 8 years, 7 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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/browser/geolocation/libgps_wrapper_linux.h" 5 #include "content/browser/geolocation/libgps_wrapper_linux.h"
6 6
7 #include <math.h> 7 #include <math.h>
8 #include <dlfcn.h> 8 #include <dlfcn.h>
9 #include <errno.h> 9 #include <errno.h>
10 10
11 #include "base/logging.h" 11 #include "base/logging.h"
12 #include "base/stringprintf.h" 12 #include "base/stringprintf.h"
13 #include "content/common/geoposition.h" 13 #include "content/public/common/geoposition.h"
14 #include "third_party/gpsd/release-3.1/gps.h" 14 #include "third_party/gpsd/release-3.1/gps.h"
15 15
16 COMPILE_ASSERT(GPSD_API_MAJOR_VERSION == 5, GPSD_API_version_is_not_5); 16 COMPILE_ASSERT(GPSD_API_MAJOR_VERSION == 5, GPSD_API_version_is_not_5);
17 17
18 namespace { 18 namespace {
19 const char kLibGpsName[] = "libgps.so.20"; 19 const char kLibGpsName[] = "libgps.so.20";
20 } // namespace 20 } // namespace
21 21
22 LibGps::LibGps(void* dl_handle, 22 LibGps::LibGps(void* dl_handle,
23 gps_open_fn gps_open, 23 gps_open_fn gps_open,
(...skipping 65 matching lines...) Expand 10 before | Expand all | Expand 10 after
89 89
90 is_open_ = true; 90 is_open_ = true;
91 return true; 91 return true;
92 } 92 }
93 void LibGps::Stop() { 93 void LibGps::Stop() {
94 if (is_open_) 94 if (is_open_)
95 gps_close_(gps_data_.get()); 95 gps_close_(gps_data_.get());
96 is_open_ = false; 96 is_open_ = false;
97 } 97 }
98 98
99 bool LibGps::Read(Geoposition* position) { 99 bool LibGps::Read(content::Geoposition* position) {
100 DCHECK(position); 100 DCHECK(position);
101 position->error_code = Geoposition::ERROR_CODE_POSITION_UNAVAILABLE; 101 position->error_code = content::Geoposition::ERROR_CODE_POSITION_UNAVAILABLE;
102 if (!is_open_) { 102 if (!is_open_) {
103 DLOG(WARNING) << "No gpsd connection"; 103 DLOG(WARNING) << "No gpsd connection";
104 position->error_message = "No gpsd connection"; 104 position->error_message = "No gpsd connection";
105 return false; 105 return false;
106 } 106 }
107 107
108 if (gps_read_(gps_data_.get()) < 0) { 108 if (gps_read_(gps_data_.get()) < 0) {
109 DLOG(WARNING) << "gps_read() fails"; 109 DLOG(WARNING) << "gps_read() fails";
110 position->error_message = "gps_read() fails"; 110 position->error_message = "gps_read() fails";
111 return false; 111 return false;
112 } 112 }
113 113
114 if (!GetPositionIfFixed(position)) { 114 if (!GetPositionIfFixed(position)) {
115 DLOG(WARNING) << "No fixed position"; 115 DLOG(WARNING) << "No fixed position";
116 position->error_message = "No fixed position"; 116 position->error_message = "No fixed position";
117 return false; 117 return false;
118 } 118 }
119 119
120 position->error_code = Geoposition::ERROR_CODE_NONE; 120 position->error_code = content::Geoposition::ERROR_CODE_NONE;
121 position->timestamp = base::Time::Now(); 121 position->timestamp = base::Time::Now();
122 if (!position->IsValidFix()) { 122 if (!position->Validate()) {
123 // GetPositionIfFixed returned true, yet we've not got a valid fix. 123 // GetPositionIfFixed returned true, yet we've not got a valid fix.
124 // This shouldn't happen; something went wrong in the conversion. 124 // This shouldn't happen; something went wrong in the conversion.
125 NOTREACHED() << "Invalid position from GetPositionIfFixed: lat,long " 125 NOTREACHED() << "Invalid position from GetPositionIfFixed: lat,long "
126 << position->latitude << "," << position->longitude 126 << position->latitude << "," << position->longitude
127 << " accuracy " << position->accuracy << " time " 127 << " accuracy " << position->accuracy << " time "
128 << position->timestamp.ToDoubleT(); 128 << position->timestamp.ToDoubleT();
129 position->error_code = Geoposition::ERROR_CODE_POSITION_UNAVAILABLE; 129 position->error_code =
130 content::Geoposition::ERROR_CODE_POSITION_UNAVAILABLE;
130 position->error_message = "Bad fix from gps"; 131 position->error_message = "Bad fix from gps";
131 return false; 132 return false;
132 } 133 }
133 return true; 134 return true;
134 } 135 }
135 136
136 bool LibGps::GetPositionIfFixed(Geoposition* position) { 137 bool LibGps::GetPositionIfFixed(content::Geoposition* position) {
137 DCHECK(position); 138 DCHECK(position);
138 if (gps_data_->status == STATUS_NO_FIX) { 139 if (gps_data_->status == STATUS_NO_FIX) {
139 DVLOG(2) << "Status_NO_FIX"; 140 DVLOG(2) << "Status_NO_FIX";
140 return false; 141 return false;
141 } 142 }
142 143
143 if (isnan(gps_data_->fix.latitude) || isnan(gps_data_->fix.longitude)) { 144 if (isnan(gps_data_->fix.latitude) || isnan(gps_data_->fix.longitude)) {
144 DVLOG(2) << "No valid lat/lon value"; 145 DVLOG(2) << "No valid lat/lon value";
145 return false; 146 return false;
146 } 147 }
(...skipping 18 matching lines...) Expand all
165 if (!isnan(gps_data_->fix.epv)) 166 if (!isnan(gps_data_->fix.epv))
166 position->altitude_accuracy = gps_data_->fix.epv; 167 position->altitude_accuracy = gps_data_->fix.epv;
167 } 168 }
168 169
169 if (!isnan(gps_data_->fix.track)) 170 if (!isnan(gps_data_->fix.track))
170 position->heading = gps_data_->fix.track; 171 position->heading = gps_data_->fix.track;
171 if (!isnan(gps_data_->fix.speed)) 172 if (!isnan(gps_data_->fix.speed))
172 position->speed = gps_data_->fix.speed; 173 position->speed = gps_data_->fix.speed;
173 return true; 174 return true;
174 } 175 }
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