summaryrefslogtreecommitdiffstats
path: root/toolkit/crashreporter/google-breakpad/src/client/ios/BreakpadController.h
blob: 13609cb8dc0ed48b9de436247326a465db7b554d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
// Copyright (c) 2012, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//     * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#ifndef CLIENT_IOS_HANDLER_IOS_BREAKPAD_CONTROLLER_H_
#define CLIENT_IOS_HANDLER_IOS_BREAKPAD_CONTROLLER_H_

#import <Foundation/Foundation.h>

#import "client/ios/Breakpad.h"

// This class is used to offer a higher level API around BreakpadRef. It
// configures it, ensures thread-safety, and sends crash reports back to the
// collecting server. By default, no crash reports are sent, the user must call
// |setUploadingEnabled:YES| to start the uploading.
@interface BreakpadController : NSObject {
 @private
  // The dispatch queue that will own the breakpad reference.
  dispatch_queue_t queue_;

  // Instance of Breakpad crash reporter. This is owned by the queue, but can
  // be created on the main thread at startup.
  BreakpadRef breakpadRef_;

  // The dictionary that contains configuration for breakpad. Modifying it
  // should only happen when the controller is not started. The initial value
  // is the infoDictionary of the bundle of the application.
  NSMutableDictionary* configuration_;

  // Whether or not crash reports should be uploaded.
  BOOL enableUploads_;

  // Whether the controller has been started on the main thread. This is only
  // used to assert the initialization order is correct.
  BOOL started_;

  // The interval to wait between two uploads. Value is 0 if no upload must be
  // done.
  int uploadIntervalInSeconds_;

  // The dictionary that contains additional server parameters to send when
  // uploading crash reports.
  NSDictionary* uploadTimeParameters_;
}

// Singleton.
+ (BreakpadController*)sharedInstance;

// Update the controller configuration. Merges its old configuration with the
// new one. Merge is done by replacing the old values by the new values.
- (void)updateConfiguration:(NSDictionary*)configuration;

// Reset the controller configuration to its initial value, which is the
// infoDictionary of the bundle of the application.
- (void)resetConfiguration;

// Configure the URL to upload the report to. This must be called at least once
// if the URL is not in the bundle information.
- (void)setUploadingURL:(NSString*)url;

// Set the minimal interval between two uploads in seconds. This must be called
// at least once if the interval is not in the bundle information. A value of 0
// will prevent uploads.
- (void)setUploadInterval:(int)intervalInSeconds;

// Set additional server parameters to send when uploading crash reports.
- (void)setParametersToAddAtUploadTime:(NSDictionary*)uploadTimeParameters;

// Specify an upload parameter that will be added to the crash report when a
// crash report is generated. See |BreakpadAddUploadParameter|.
- (void)addUploadParameter:(NSString*)value forKey:(NSString*)key;

// Remove a previously-added parameter from the upload parameter set. See
// |BreakpadRemoveUploadParameter|.
- (void)removeUploadParameterForKey:(NSString*)key;

// Access the underlying BreakpadRef. This method is asynchronous, and will be
// executed on the thread owning the BreakpadRef variable. Moreover, if the
// controller is not started, the block will be called with a NULL parameter.
- (void)withBreakpadRef:(void(^)(BreakpadRef))callback;

// Starts the BreakpadController by registering crash handlers. If
// |onCurrentThread| is YES, all setup is done on the current thread, otherwise
// it is done on a private queue.
- (void)start:(BOOL)onCurrentThread;

// Unregisters the crash handlers.
- (void)stop;

// Enables or disables uploading of crash reports, but does not stop the
// BreakpadController.
- (void)setUploadingEnabled:(BOOL)enabled;

// Check if there is currently a crash report to upload.
- (void)hasReportToUpload:(void(^)(BOOL))callback;

// Get the number of crash reports waiting to upload.
- (void)getCrashReportCount:(void(^)(int))callback;

// Get the next report to upload.
// - If upload is disabled, callback will be called with (nil, -1).
// - If a delay is to be waited before sending, callback will be called with
//   (nil, n), with n (> 0) being the number of seconds to wait.
// - if no delay is needed, callback will be called with (0, configuration),
//   configuration being next report to upload, or nil if none is pending.
- (void)getNextReportConfigurationOrSendDelay:
    (void(^)(NSDictionary*, int))callback;

// Sends synchronously the report specified by |configuration|. This method is
// NOT thread safe and must be called from the breakpad thread.
- (void)threadUnsafeSendReportWithConfiguration:(NSDictionary*)configuration
                                withBreakpadRef:(BreakpadRef)ref;

@end

#endif  // CLIENT_IOS_HANDLER_IOS_BREAKPAD_CONTROLLER_H_