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1 /* | |
2 * Copyright 2010 The Native Client Authors. All rights reserved. | |
3 * Use of this source code is governed by a BSD-style license that can | |
4 * be found in the LICENSE file. | |
5 */ | |
6 | |
7 #include "native_client/tests/fake_browser_ppapi/fake_file_io_trusted.h" | |
8 | |
9 #include "native_client/src/include/nacl_macros.h" | |
10 #include "native_client/src/include/portability.h" | |
11 | |
12 #include "native_client/tests/fake_browser_ppapi/fake_file_io.h" | |
13 #include "native_client/tests/fake_browser_ppapi/fake_resource.h" | |
14 #include "native_client/tests/fake_browser_ppapi/utility.h" | |
15 | |
16 #include "ppapi/c/pp_errors.h" | |
17 #include "ppapi/c/pp_completion_callback.h" | |
18 #include "ppapi/c/pp_resource.h" | |
19 | |
20 using fake_browser_ppapi::DebugPrintf; | |
21 | |
22 namespace fake_browser_ppapi { | |
23 | |
24 namespace { | |
25 | |
26 int32_t GetOSFileDescriptor(PP_Resource file_io_id) { | |
27 DebugPrintf("FileIOTrusted::GetOSFileDescriptor: file_io_id=%"NACL_PRId32"\n", | |
28 file_io_id); | |
29 FileIO* file_io = GetResource(file_io_id)->AsFileIO(); | |
30 if (file_io == NULL) | |
31 return NACL_NO_FILE_DESC; | |
32 | |
33 int32_t posix_file_desc = file_io->file_desc(); | |
34 | |
35 #if NACL_WINDOWS | |
36 // On Windows, return the underlying HANDLE to mimic the behavior | |
37 // of PPAPI in Chrome. Windows HANDLEs can be safely trunated to int32_t. | |
38 posix_file_desc = static_cast<int32_t>(_get_osfhandle(posix_file_desc)); | |
39 #endif | |
40 | |
41 return posix_file_desc; | |
42 } | |
43 | |
44 int32_t WillWrite(PP_Resource file_io_id, | |
45 int64_t offset, | |
46 int32_t bytes_to_write, | |
47 struct PP_CompletionCallback callback) { | |
48 DebugPrintf("FileIOTrusted::WillWrite: file_io_id=%"NACL_PRId32"\n", | |
49 file_io_id); | |
50 UNREFERENCED_PARAMETER(offset); | |
51 UNREFERENCED_PARAMETER(bytes_to_write); | |
52 UNREFERENCED_PARAMETER(callback); | |
53 NACL_UNIMPLEMENTED(); | |
54 return PP_ERROR_FAILED; | |
55 } | |
56 | |
57 int32_t WillSetLength(PP_Resource file_io_id, | |
58 int64_t length, | |
59 struct PP_CompletionCallback callback) { | |
60 DebugPrintf("FileIOTrusted::WillSetLength: file_io_id=%"NACL_PRId32"\n", | |
61 file_io_id); | |
62 UNREFERENCED_PARAMETER(length); | |
63 UNREFERENCED_PARAMETER(callback); | |
64 NACL_UNIMPLEMENTED(); | |
65 return PP_ERROR_FAILED; | |
66 } | |
67 | |
68 } // namespace | |
69 | |
70 | |
71 const PPB_FileIOTrusted_Dev* FileIOTrusted::GetInterface() { | |
72 static const PPB_FileIOTrusted_Dev file_io_trusted_interface = { | |
73 GetOSFileDescriptor, | |
74 WillWrite, | |
75 WillSetLength | |
76 }; | |
77 return &file_io_trusted_interface; | |
78 } | |
79 | |
80 } // namespace fake_browser_ppapi | |
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