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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 "native_client/src/shared/ppapi_proxy/plugin_ppb_file_io.h" | 5 #include "native_client/src/shared/ppapi_proxy/plugin_ppb_file_io.h" |
6 | 6 |
7 #include <string.h> | 7 #include <string.h> |
8 #include <cmath> | 8 #include <cmath> |
9 | 9 |
10 #include "native_client/src/include/nacl_scoped_ptr.h" | 10 #include "native_client/src/include/nacl_scoped_ptr.h" |
11 #include "native_client/src/include/portability.h" | 11 #include "native_client/src/include/portability.h" |
12 #include "native_client/src/shared/ppapi_proxy/plugin_callback.h" | 12 #include "native_client/src/shared/ppapi_proxy/plugin_callback.h" |
13 #include "native_client/src/shared/ppapi_proxy/plugin_globals.h" | 13 #include "native_client/src/shared/ppapi_proxy/plugin_globals.h" |
14 #include "native_client/src/shared/ppapi_proxy/utility.h" | 14 #include "native_client/src/shared/ppapi_proxy/utility.h" |
15 #include "ppapi/c/pp_completion_callback.h" | 15 #include "ppapi/c/pp_completion_callback.h" |
16 #include "ppapi/c/pp_file_info.h" | 16 #include "ppapi/c/pp_file_info.h" |
17 #include "ppapi/c/pp_errors.h" | 17 #include "ppapi/c/pp_errors.h" |
18 #include "ppapi/c/ppb_file_io.h" | 18 #include "ppapi/c/ppb_file_io.h" |
19 #include "srpcgen/ppb_rpc.h" | 19 #include "srpcgen/ppb_rpc.h" |
20 | 20 |
21 namespace ppapi_proxy { | 21 namespace ppapi_proxy { |
22 | 22 |
23 namespace { | 23 namespace { |
24 | 24 |
25 PP_Resource Create(PP_Instance instance) { | 25 PP_Resource Create(PP_Instance instance) { |
26 DebugPrintf("PPB_FileIO::Create: instance=%"NACL_PRIu32"\n", instance); | 26 DebugPrintf("PPB_FileIO::Create: instance=%"NACL_PRId32"\n", instance); |
27 PP_Resource resource = kInvalidResourceId; | 27 PP_Resource resource = kInvalidResourceId; |
28 NaClSrpcError srpc_result = | 28 NaClSrpcError srpc_result = |
29 PpbFileIORpcClient::PPB_FileIO_Create( | 29 PpbFileIORpcClient::PPB_FileIO_Create( |
30 GetMainSrpcChannel(), | 30 GetMainSrpcChannel(), |
31 instance, | 31 instance, |
32 &resource); | 32 &resource); |
33 | 33 |
34 DebugPrintf("PPB_FileIO::Create: %s\n", NaClSrpcErrorString(srpc_result)); | 34 DebugPrintf("PPB_FileIO::Create: %s\n", NaClSrpcErrorString(srpc_result)); |
35 | 35 |
36 if (srpc_result == NACL_SRPC_RESULT_OK) | 36 if (srpc_result == NACL_SRPC_RESULT_OK) |
37 return resource; | 37 return resource; |
38 return kInvalidResourceId; | 38 return kInvalidResourceId; |
39 } | 39 } |
40 | 40 |
41 PP_Bool IsFileIO(PP_Resource resource) { | 41 PP_Bool IsFileIO(PP_Resource resource) { |
42 DebugPrintf("PPB_FileIO::IsFileIO: resource=%"NACL_PRIu32"\n", resource); | 42 DebugPrintf("PPB_FileIO::IsFileIO: resource=%"NACL_PRId32"\n", resource); |
43 | 43 |
44 int32_t is_fileio = 0; | 44 int32_t is_fileio = 0; |
45 NaClSrpcError srpc_result = | 45 NaClSrpcError srpc_result = |
46 PpbFileIORpcClient::PPB_FileIO_IsFileIO( | 46 PpbFileIORpcClient::PPB_FileIO_IsFileIO( |
47 GetMainSrpcChannel(), | 47 GetMainSrpcChannel(), |
48 resource, | 48 resource, |
49 &is_fileio); | 49 &is_fileio); |
50 | 50 |
51 DebugPrintf("PPB_FileIO::IsFileIO: %s\n", NaClSrpcErrorString(srpc_result)); | 51 DebugPrintf("PPB_FileIO::IsFileIO: %s\n", NaClSrpcErrorString(srpc_result)); |
52 | 52 |
53 if (srpc_result == NACL_SRPC_RESULT_OK && is_fileio) | 53 if (srpc_result == NACL_SRPC_RESULT_OK && is_fileio) |
54 return PP_TRUE; | 54 return PP_TRUE; |
55 return PP_FALSE; | 55 return PP_FALSE; |
56 } | 56 } |
57 | 57 |
58 int32_t Open(PP_Resource file_io, | 58 int32_t Open(PP_Resource file_io, |
59 PP_Resource file_ref, | 59 PP_Resource file_ref, |
60 int32_t open_flags, | 60 int32_t open_flags, |
61 struct PP_CompletionCallback callback) { | 61 struct PP_CompletionCallback callback) { |
62 DebugPrintf("PPB_FileIO::Open: file_io=%"NACL_PRIu32", " | 62 DebugPrintf("PPB_FileIO::Open: file_io=%"NACL_PRId32", " |
63 "file_ref=%"NACL_PRIu32", open_flags=%"NACL_PRId32"\n", file_io, | 63 "file_ref=%"NACL_PRId32", open_flags=%"NACL_PRId32"\n", file_io, |
64 file_ref, open_flags); | 64 file_ref, open_flags); |
65 | 65 |
66 int32_t callback_id = | 66 int32_t callback_id = |
67 CompletionCallbackTable::Get()->AddCallback(callback); | 67 CompletionCallbackTable::Get()->AddCallback(callback); |
68 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. | 68 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. |
69 return PP_ERROR_BLOCKS_MAIN_THREAD; | 69 return PP_ERROR_BLOCKS_MAIN_THREAD; |
70 | 70 |
71 int32_t pp_error; | 71 int32_t pp_error; |
72 NaClSrpcError srpc_result = | 72 NaClSrpcError srpc_result = |
73 PpbFileIORpcClient::PPB_FileIO_Open( | 73 PpbFileIORpcClient::PPB_FileIO_Open( |
74 GetMainSrpcChannel(), | 74 GetMainSrpcChannel(), |
75 file_io, | 75 file_io, |
76 file_ref, | 76 file_ref, |
77 open_flags, | 77 open_flags, |
78 callback_id, | 78 callback_id, |
79 &pp_error); | 79 &pp_error); |
80 | 80 |
81 DebugPrintf("PPB_FileIO::Open: %s\n", NaClSrpcErrorString(srpc_result)); | 81 DebugPrintf("PPB_FileIO::Open: %s\n", NaClSrpcErrorString(srpc_result)); |
82 | 82 |
83 if (srpc_result != NACL_SRPC_RESULT_OK) | 83 if (srpc_result != NACL_SRPC_RESULT_OK) |
84 pp_error = PP_ERROR_FAILED; | 84 pp_error = PP_ERROR_FAILED; |
85 return MayForceCallback(callback, pp_error); | 85 return MayForceCallback(callback, pp_error); |
86 } | 86 } |
87 | 87 |
88 int32_t Query(PP_Resource file_io, | 88 int32_t Query(PP_Resource file_io, |
89 PP_FileInfo* info, | 89 PP_FileInfo* info, |
90 struct PP_CompletionCallback callback) { | 90 struct PP_CompletionCallback callback) { |
91 DebugPrintf("PPB_FileIO::Query: file_io=%"NACL_PRIu32"\n", file_io); | 91 DebugPrintf("PPB_FileIO::Query: file_io=%"NACL_PRId32"\n", file_io); |
92 if (callback.func == 0) // Just like Chrome, for now disallow blocking calls. | 92 if (callback.func == 0) // Just like Chrome, for now disallow blocking calls. |
93 return PP_ERROR_BLOCKS_MAIN_THREAD; | 93 return PP_ERROR_BLOCKS_MAIN_THREAD; |
94 | 94 |
95 int32_t callback_id = CompletionCallbackTable::Get()->AddCallback( | 95 int32_t callback_id = CompletionCallbackTable::Get()->AddCallback( |
96 callback, reinterpret_cast<char*>(info)); | 96 callback, reinterpret_cast<char*>(info)); |
97 | 97 |
98 nacl_abi_size_t info_size = 0; | 98 nacl_abi_size_t info_size = 0; |
99 int32_t pp_error = PP_ERROR_FAILED; | 99 int32_t pp_error = PP_ERROR_FAILED; |
100 NaClSrpcError srpc_result = | 100 NaClSrpcError srpc_result = |
101 PpbFileIORpcClient::PPB_FileIO_Query( | 101 PpbFileIORpcClient::PPB_FileIO_Query( |
102 GetMainSrpcChannel(), | 102 GetMainSrpcChannel(), |
103 file_io, | 103 file_io, |
104 sizeof(PP_FileInfo), | 104 sizeof(PP_FileInfo), |
105 callback_id, | 105 callback_id, |
106 &info_size, | 106 &info_size, |
107 reinterpret_cast<char*>(info), | 107 reinterpret_cast<char*>(info), |
108 &pp_error); | 108 &pp_error); |
109 | 109 |
110 DebugPrintf("PPB_FileIO::Query: %s\n", NaClSrpcErrorString(srpc_result)); | 110 DebugPrintf("PPB_FileIO::Query: %s\n", NaClSrpcErrorString(srpc_result)); |
111 | 111 |
112 if (srpc_result != NACL_SRPC_RESULT_OK) | 112 if (srpc_result != NACL_SRPC_RESULT_OK) |
113 pp_error = PP_ERROR_FAILED; | 113 pp_error = PP_ERROR_FAILED; |
114 return MayForceCallback(callback, pp_error); | 114 return MayForceCallback(callback, pp_error); |
115 } | 115 } |
116 | 116 |
117 int32_t Touch(PP_Resource file_io, | 117 int32_t Touch(PP_Resource file_io, |
118 PP_Time last_access_time, | 118 PP_Time last_access_time, |
119 PP_Time last_modified_time, | 119 PP_Time last_modified_time, |
120 struct PP_CompletionCallback callback) { | 120 struct PP_CompletionCallback callback) { |
121 DebugPrintf("PPB_FileIO::Touch: file_io=%"NACL_PRIu32", " | 121 DebugPrintf("PPB_FileIO::Touch: file_io=%"NACL_PRId32", " |
122 "last_access_time=%ls, last_modified_time=%lf\n", file_io, | 122 "last_access_time=%ls, last_modified_time=%lf\n", file_io, |
123 last_access_time, last_modified_time); | 123 last_access_time, last_modified_time); |
124 | 124 |
125 if (std::isnan(last_access_time) || | 125 if (std::isnan(last_access_time) || |
126 std::isnan(last_modified_time)) { | 126 std::isnan(last_modified_time)) { |
127 return PP_ERROR_BADARGUMENT; | 127 return PP_ERROR_BADARGUMENT; |
128 } | 128 } |
129 | 129 |
130 int32_t callback_id = | 130 int32_t callback_id = |
131 CompletionCallbackTable::Get()->AddCallback(callback); | 131 CompletionCallbackTable::Get()->AddCallback(callback); |
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147 if (srpc_result != NACL_SRPC_RESULT_OK) | 147 if (srpc_result != NACL_SRPC_RESULT_OK) |
148 pp_error = PP_ERROR_FAILED; | 148 pp_error = PP_ERROR_FAILED; |
149 return MayForceCallback(callback, pp_error); | 149 return MayForceCallback(callback, pp_error); |
150 } | 150 } |
151 | 151 |
152 int32_t Read(PP_Resource file_io, | 152 int32_t Read(PP_Resource file_io, |
153 int64_t offset, | 153 int64_t offset, |
154 char* buffer, | 154 char* buffer, |
155 int32_t bytes_to_read, | 155 int32_t bytes_to_read, |
156 struct PP_CompletionCallback callback) { | 156 struct PP_CompletionCallback callback) { |
157 DebugPrintf("PPB_FileIO::Read: file_io=%"NACL_PRIu32", " | 157 DebugPrintf("PPB_FileIO::Read: file_io=%"NACL_PRId32", " |
158 "offset=%"NACL_PRId64", bytes_to_read=%"NACL_PRId32"\n", file_io, | 158 "offset=%"NACL_PRId64", bytes_to_read=%"NACL_PRId32"\n", file_io, |
159 offset, bytes_to_read); | 159 offset, bytes_to_read); |
160 | 160 |
161 if (bytes_to_read < 0) | 161 if (bytes_to_read < 0) |
162 return PP_ERROR_FAILED; | 162 return PP_ERROR_FAILED; |
163 nacl_abi_size_t buffer_size = static_cast<nacl_abi_size_t>(bytes_to_read); | 163 nacl_abi_size_t buffer_size = static_cast<nacl_abi_size_t>(bytes_to_read); |
164 | 164 |
165 int32_t callback_id = | 165 int32_t callback_id = |
166 CompletionCallbackTable::Get()->AddCallback(callback, buffer); | 166 CompletionCallbackTable::Get()->AddCallback(callback, buffer); |
167 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. | 167 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. |
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184 if (srpc_result != NACL_SRPC_RESULT_OK) | 184 if (srpc_result != NACL_SRPC_RESULT_OK) |
185 pp_error_or_bytes = PP_ERROR_FAILED; | 185 pp_error_or_bytes = PP_ERROR_FAILED; |
186 return MayForceCallback(callback, pp_error_or_bytes); | 186 return MayForceCallback(callback, pp_error_or_bytes); |
187 } | 187 } |
188 | 188 |
189 int32_t Write(PP_Resource file_io, | 189 int32_t Write(PP_Resource file_io, |
190 int64_t offset, | 190 int64_t offset, |
191 const char* buffer, | 191 const char* buffer, |
192 int32_t bytes_to_write, | 192 int32_t bytes_to_write, |
193 struct PP_CompletionCallback callback) { | 193 struct PP_CompletionCallback callback) { |
194 DebugPrintf("PPB_FileIO::Write: file_io=%"NACL_PRIu32", offset=" | 194 DebugPrintf("PPB_FileIO::Write: file_io=%"NACL_PRId32", offset=" |
195 "%"NACL_PRId64", bytes_to_write=%"NACL_PRId32"\n", file_io, | 195 "%"NACL_PRId64", bytes_to_write=%"NACL_PRId32"\n", file_io, |
196 offset, bytes_to_write); | 196 offset, bytes_to_write); |
197 | 197 |
198 if (bytes_to_write < 0) | 198 if (bytes_to_write < 0) |
199 return PP_ERROR_FAILED; | 199 return PP_ERROR_FAILED; |
200 nacl_abi_size_t buffer_size = static_cast<nacl_abi_size_t>(bytes_to_write); | 200 nacl_abi_size_t buffer_size = static_cast<nacl_abi_size_t>(bytes_to_write); |
201 | 201 |
202 int32_t callback_id = | 202 int32_t callback_id = |
203 CompletionCallbackTable::Get()->AddCallback(callback); | 203 CompletionCallbackTable::Get()->AddCallback(callback); |
204 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. | 204 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. |
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218 DebugPrintf("PPB_FileIO::Write: %s\n", NaClSrpcErrorString(srpc_result)); | 218 DebugPrintf("PPB_FileIO::Write: %s\n", NaClSrpcErrorString(srpc_result)); |
219 | 219 |
220 if (srpc_result != NACL_SRPC_RESULT_OK) | 220 if (srpc_result != NACL_SRPC_RESULT_OK) |
221 pp_error_or_bytes = PP_ERROR_FAILED; | 221 pp_error_or_bytes = PP_ERROR_FAILED; |
222 return MayForceCallback(callback, pp_error_or_bytes); | 222 return MayForceCallback(callback, pp_error_or_bytes); |
223 } | 223 } |
224 | 224 |
225 int32_t SetLength(PP_Resource file_io, | 225 int32_t SetLength(PP_Resource file_io, |
226 int64_t length, | 226 int64_t length, |
227 struct PP_CompletionCallback callback) { | 227 struct PP_CompletionCallback callback) { |
228 DebugPrintf("PPB_FileIO::SetLength: file_io=%"NACL_PRIu32", length=" | 228 DebugPrintf("PPB_FileIO::SetLength: file_io=%"NACL_PRId32", length=" |
229 "%"NACL_PRId64"\n", file_io, length); | 229 "%"NACL_PRId64"\n", file_io, length); |
230 | 230 |
231 int32_t callback_id = | 231 int32_t callback_id = |
232 CompletionCallbackTable::Get()->AddCallback(callback); | 232 CompletionCallbackTable::Get()->AddCallback(callback); |
233 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. | 233 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. |
234 return PP_ERROR_BLOCKS_MAIN_THREAD; | 234 return PP_ERROR_BLOCKS_MAIN_THREAD; |
235 | 235 |
236 int32_t pp_error = PP_ERROR_FAILED; | 236 int32_t pp_error = PP_ERROR_FAILED; |
237 NaClSrpcError srpc_result = PpbFileIORpcClient::PPB_FileIO_SetLength( | 237 NaClSrpcError srpc_result = PpbFileIORpcClient::PPB_FileIO_SetLength( |
238 GetMainSrpcChannel(), | 238 GetMainSrpcChannel(), |
239 file_io, | 239 file_io, |
240 length, | 240 length, |
241 callback_id, | 241 callback_id, |
242 &pp_error); | 242 &pp_error); |
243 | 243 |
244 DebugPrintf("PPB_FileIO::SetLength: %s\n", | 244 DebugPrintf("PPB_FileIO::SetLength: %s\n", |
245 NaClSrpcErrorString(srpc_result)); | 245 NaClSrpcErrorString(srpc_result)); |
246 | 246 |
247 if (srpc_result != NACL_SRPC_RESULT_OK) | 247 if (srpc_result != NACL_SRPC_RESULT_OK) |
248 pp_error = PP_ERROR_FAILED; | 248 pp_error = PP_ERROR_FAILED; |
249 return MayForceCallback(callback, pp_error); | 249 return MayForceCallback(callback, pp_error); |
250 } | 250 } |
251 | 251 |
252 int32_t Flush(PP_Resource file_io, | 252 int32_t Flush(PP_Resource file_io, |
253 struct PP_CompletionCallback callback) { | 253 struct PP_CompletionCallback callback) { |
254 DebugPrintf("PPB_FileIO::Flush: file_io=%"NACL_PRIu32"\n", file_io); | 254 DebugPrintf("PPB_FileIO::Flush: file_io=%"NACL_PRId32"\n", file_io); |
255 | 255 |
256 int32_t callback_id = | 256 int32_t callback_id = |
257 CompletionCallbackTable::Get()->AddCallback(callback); | 257 CompletionCallbackTable::Get()->AddCallback(callback); |
258 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. | 258 if (callback_id == 0) // Just like Chrome, for now disallow blocking calls. |
259 return PP_ERROR_BLOCKS_MAIN_THREAD; | 259 return PP_ERROR_BLOCKS_MAIN_THREAD; |
260 | 260 |
261 int32_t pp_error = PP_ERROR_FAILED; | 261 int32_t pp_error = PP_ERROR_FAILED; |
262 NaClSrpcError srpc_result = PpbFileIORpcClient::PPB_FileIO_Flush( | 262 NaClSrpcError srpc_result = PpbFileIORpcClient::PPB_FileIO_Flush( |
263 GetMainSrpcChannel(), | 263 GetMainSrpcChannel(), |
264 file_io, | 264 file_io, |
265 callback_id, | 265 callback_id, |
266 &pp_error); | 266 &pp_error); |
267 | 267 |
268 DebugPrintf("PPB_FileIO::Flush: %s\n", NaClSrpcErrorString(srpc_result)); | 268 DebugPrintf("PPB_FileIO::Flush: %s\n", NaClSrpcErrorString(srpc_result)); |
269 | 269 |
270 if (srpc_result != NACL_SRPC_RESULT_OK) | 270 if (srpc_result != NACL_SRPC_RESULT_OK) |
271 pp_error = PP_ERROR_FAILED; | 271 pp_error = PP_ERROR_FAILED; |
272 return MayForceCallback(callback, pp_error); | 272 return MayForceCallback(callback, pp_error); |
273 } | 273 } |
274 | 274 |
275 void Close(PP_Resource file_io) { | 275 void Close(PP_Resource file_io) { |
276 DebugPrintf("PPB_FileIO::Close: file_io=%"NACL_PRIu32"\n", file_io); | 276 DebugPrintf("PPB_FileIO::Close: file_io=%"NACL_PRId32"\n", file_io); |
277 | 277 |
278 NaClSrpcError srpc_result = PpbFileIORpcClient::PPB_FileIO_Close( | 278 NaClSrpcError srpc_result = PpbFileIORpcClient::PPB_FileIO_Close( |
279 GetMainSrpcChannel(), | 279 GetMainSrpcChannel(), |
280 file_io); | 280 file_io); |
281 | 281 |
282 DebugPrintf("PPB_FileIO::Close: %s\n", NaClSrpcErrorString(srpc_result)); | 282 DebugPrintf("PPB_FileIO::Close: %s\n", NaClSrpcErrorString(srpc_result)); |
283 } | 283 } |
284 | 284 |
285 } // namespace | 285 } // namespace |
286 | 286 |
287 const PPB_FileIO* PluginFileIO::GetInterface() { | 287 const PPB_FileIO* PluginFileIO::GetInterface() { |
288 static const PPB_FileIO file_io_interface = { | 288 static const PPB_FileIO file_io_interface = { |
289 Create, | 289 Create, |
290 IsFileIO, | 290 IsFileIO, |
291 Open, | 291 Open, |
292 Query, | 292 Query, |
293 Touch, | 293 Touch, |
294 Read, | 294 Read, |
295 Write, | 295 Write, |
296 SetLength, | 296 SetLength, |
297 Flush, | 297 Flush, |
298 Close | 298 Close |
299 }; | 299 }; |
300 return &file_io_interface; | 300 return &file_io_interface; |
301 } | 301 } |
302 | 302 |
303 } // namespace ppapi_proxy | 303 } // namespace ppapi_proxy |
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