forked from mozilla/gecko-dev
-
Notifications
You must be signed in to change notification settings - Fork 2
/
DeviceStorageRequestParent.h
243 lines (207 loc) · 6.53 KB
/
DeviceStorageRequestParent.h
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
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_devicestorage_DeviceStorageRequestParent_h
#define mozilla_dom_devicestorage_DeviceStorageRequestParent_h
#include "mozilla/dom/devicestorage/PDeviceStorageRequestParent.h"
#include "mozilla/dom/ContentChild.h"
#include "mozilla/dom/ContentParent.h"
#include "nsThreadUtils.h"
#include "nsDeviceStorage.h"
#include "nsTArray.h"
namespace mozilla {
namespace dom {
namespace devicestorage {
class DeviceStorageRequestParent : public PDeviceStorageRequestParent
{
public:
DeviceStorageRequestParent(const DeviceStorageParams& aParams);
NS_IMETHOD_(nsrefcnt) AddRef();
NS_IMETHOD_(nsrefcnt) Release();
bool EnsureRequiredPermissions(mozilla::dom::ContentParent* aParent);
void Dispatch();
virtual void ActorDestroy(ActorDestroyReason);
protected:
~DeviceStorageRequestParent();
private:
nsAutoRefCnt mRefCnt;
DeviceStorageParams mParams;
class CancelableRunnable : public nsRunnable
{
public:
CancelableRunnable(DeviceStorageRequestParent* aParent)
: mParent(aParent)
{
mCanceled = !(mParent->AddRunnable(this));
}
virtual ~CancelableRunnable() {
}
NS_IMETHOD Run() {
nsresult rv = NS_OK;
if (!mCanceled) {
rv = CancelableRun();
mParent->RemoveRunnable(this);
}
return rv;
}
void Cancel() {
mCanceled = true;
}
virtual nsresult CancelableRun() = 0;
protected:
nsRefPtr<DeviceStorageRequestParent> mParent;
private:
bool mCanceled;
};
class PostErrorEvent : public CancelableRunnable
{
public:
PostErrorEvent(DeviceStorageRequestParent* aParent, const char* aError);
virtual ~PostErrorEvent();
virtual nsresult CancelableRun();
private:
nsString mError;
};
class PostSuccessEvent : public CancelableRunnable
{
public:
PostSuccessEvent(DeviceStorageRequestParent* aParent);
virtual ~PostSuccessEvent();
virtual nsresult CancelableRun();
};
class PostBlobSuccessEvent : public CancelableRunnable
{
public:
PostBlobSuccessEvent(DeviceStorageRequestParent* aParent, DeviceStorageFile* aFile, uint32_t aLength, nsACString& aMimeType, uint64_t aLastModifiedDate);
virtual ~PostBlobSuccessEvent();
virtual nsresult CancelableRun();
private:
uint32_t mLength;
uint64_t mLastModificationDate;
nsRefPtr<DeviceStorageFile> mFile;
nsCString mMimeType;
};
class PostEnumerationSuccessEvent : public CancelableRunnable
{
public:
PostEnumerationSuccessEvent(DeviceStorageRequestParent* aParent, InfallibleTArray<DeviceStorageFileValue>& aPaths);
virtual ~PostEnumerationSuccessEvent();
virtual nsresult CancelableRun();
private:
InfallibleTArray<DeviceStorageFileValue> mPaths;
};
class WriteFileEvent : public CancelableRunnable
{
public:
WriteFileEvent(DeviceStorageRequestParent* aParent, DeviceStorageFile* aFile, nsIInputStream* aInputStream);
virtual ~WriteFileEvent();
virtual nsresult CancelableRun();
private:
nsRefPtr<DeviceStorageFile> mFile;
nsCOMPtr<nsIInputStream> mInputStream;
};
class DeleteFileEvent : public CancelableRunnable
{
public:
DeleteFileEvent(DeviceStorageRequestParent* aParent, DeviceStorageFile* aFile);
virtual ~DeleteFileEvent();
virtual nsresult CancelableRun();
private:
nsRefPtr<DeviceStorageFile> mFile;
};
class FreeSpaceFileEvent : public CancelableRunnable
{
public:
FreeSpaceFileEvent(DeviceStorageRequestParent* aParent, DeviceStorageFile* aFile);
virtual ~FreeSpaceFileEvent();
virtual nsresult CancelableRun();
private:
nsRefPtr<DeviceStorageFile> mFile;
};
class UsedSpaceFileEvent : public CancelableRunnable
{
public:
UsedSpaceFileEvent(DeviceStorageRequestParent* aParent, DeviceStorageFile* aFile);
virtual ~UsedSpaceFileEvent();
virtual nsresult CancelableRun();
private:
nsRefPtr<DeviceStorageFile> mFile;
};
class ReadFileEvent : public CancelableRunnable
{
public:
ReadFileEvent(DeviceStorageRequestParent* aParent, DeviceStorageFile* aFile);
virtual ~ReadFileEvent();
virtual nsresult CancelableRun();
private:
nsRefPtr<DeviceStorageFile> mFile;
nsCString mMimeType;
};
class EnumerateFileEvent : public CancelableRunnable
{
public:
EnumerateFileEvent(DeviceStorageRequestParent* aParent, DeviceStorageFile* aFile, uint64_t aSince);
virtual ~EnumerateFileEvent();
virtual nsresult CancelableRun();
private:
nsRefPtr<DeviceStorageFile> mFile;
uint64_t mSince;
};
class PostPathResultEvent : public CancelableRunnable
{
public:
PostPathResultEvent(DeviceStorageRequestParent* aParent, const nsAString& aPath);
virtual ~PostPathResultEvent();
virtual nsresult CancelableRun();
private:
nsRefPtr<DeviceStorageFile> mFile;
nsString mPath;
};
class PostFreeSpaceResultEvent : public CancelableRunnable
{
public:
PostFreeSpaceResultEvent(DeviceStorageRequestParent* aParent,
int64_t aFreeSpace);
virtual ~PostFreeSpaceResultEvent();
virtual nsresult CancelableRun();
private:
int64_t mFreeSpace;
};
class PostUsedSpaceResultEvent : public CancelableRunnable
{
public:
PostUsedSpaceResultEvent(DeviceStorageRequestParent* aParent,
int64_t aUsedSpace);
virtual ~PostUsedSpaceResultEvent();
virtual nsresult CancelableRun();
private:
int64_t mUsedSpace;
};
class PostAvailableResultEvent : public CancelableRunnable
{
public:
PostAvailableResultEvent(DeviceStorageRequestParent* aParent);
virtual ~PostAvailableResultEvent();
virtual nsresult CancelableRun();
};
protected:
bool AddRunnable(CancelableRunnable* aRunnable) {
MutexAutoLock lock(mMutex);
if (mActorDestoryed)
return false;
mRunnables.AppendElement(aRunnable);
return true;
}
void RemoveRunnable(CancelableRunnable* aRunnable) {
MutexAutoLock lock(mMutex);
mRunnables.RemoveElement(aRunnable);
}
Mutex mMutex;
bool mActorDestoryed;
nsTArray<nsRefPtr<CancelableRunnable> > mRunnables;
};
} // namespace devicestorage
} // namespace dom
} // namespace mozilla
#endif