ppapi/thunk/ppb_file_io_thunk.cc - Issue 7006022: Revert 87415 - Convert more interfaces to the new thunk system. This goes up to and including

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Issue 7006022: Revert 87415 - Convert more interfaces to the new thunk system. This goes up to and including (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/

Patch Set: Created 9 years, 6 months ago

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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #include "ppapi/c/dev/ppb_file_io_dev.h"

6 #include "ppapi/c/pp_completion_callback.h"

7 #include "ppapi/c/pp_errors.h"

8 #include "ppapi/thunk/thunk.h"

9 #include "ppapi/thunk/enter.h"

10 #include "ppapi/thunk/ppb_file_io_api.h"

11 #include "ppapi/thunk/resource_creation_api.h"

12

13 namespace ppapi {

14 namespace thunk {

15

16 namespace {

17

18 PP_Resource Create(PP_Instance instance) {

19 EnterFunction<ResourceCreationAPI> enter(instance, true);

20 if (enter.failed())

21 return 0;

22 return enter.functions()->CreateFileIO(instance);

23 }

24

25 PP_Bool IsFileIO(PP_Resource resource) {

26 EnterResource<PPB_FileIO_API> enter(resource, false);

27 return PP_FromBool(enter.succeeded());

28 }

29

30 int32_t Open(PP_Resource file_io,

31 PP_Resource file_ref,

32 int32_t open_flags,

33 PP_CompletionCallback callback) {

34 EnterResource<PPB_FileIO_API> enter(file_io, true);

35 if (enter.failed())

36 return PP_ERROR_BADRESOURCE;

37 return enter.object()->Open(file_ref, open_flags, callback);

38 }

39

40 int32_t Query(PP_Resource file_io,

41 PP_FileInfo_Dev* info,

42 PP_CompletionCallback callback) {

43 EnterResource<PPB_FileIO_API> enter(file_io, true);

44 if (enter.failed())

45 return PP_ERROR_BADRESOURCE;

46 return enter.object()->Query(info, callback);

47 }

48

49 int32_t Touch(PP_Resource file_io,

50 PP_Time last_access_time,

51 PP_Time last_modified_time,

52 PP_CompletionCallback callback) {

53 EnterResource<PPB_FileIO_API> enter(file_io, true);

54 if (enter.failed())

55 return PP_ERROR_BADRESOURCE;

56 return enter.object()->Touch(last_access_time, last_modified_time, callback);

57 }

58

59 int32_t Read(PP_Resource file_io,

60 int64_t offset,

61 char* buffer,

62 int32_t bytes_to_read,

63 PP_CompletionCallback callback) {

64 EnterResource<PPB_FileIO_API> enter(file_io, true);

65 if (enter.failed())

66 return PP_ERROR_BADRESOURCE;

67 return enter.object()->Read(offset, buffer, bytes_to_read, callback);

68 }

69

70 int32_t Write(PP_Resource file_io,

71 int64_t offset,

72 const char* buffer,

73 int32_t bytes_to_write,

74 PP_CompletionCallback callback) {

75 EnterResource<PPB_FileIO_API> enter(file_io, true);

76 if (enter.failed())

77 return PP_ERROR_BADRESOURCE;

78 return enter.object()->Write(offset, buffer, bytes_to_write, callback);

79 }

80

81 int32_t SetLength(PP_Resource file_io,

82 int64_t length,

83 PP_CompletionCallback callback) {

84 EnterResource<PPB_FileIO_API> enter(file_io, true);

85 if (enter.failed())

86 return PP_ERROR_BADRESOURCE;

87 return enter.object()->SetLength(length, callback);

88 }

89

90 int32_t Flush(PP_Resource file_io,

91 PP_CompletionCallback callback) {

92 EnterResource<PPB_FileIO_API> enter(file_io, true);

93 if (enter.failed())

94 return PP_ERROR_BADRESOURCE;

95 return enter.object()->Flush(callback);

96 }

97

98 void Close(PP_Resource file_io) {

99 EnterResource<PPB_FileIO_API> enter(file_io, true);

100 if (enter.succeeded())

101 enter.object()->Close();

102 }

103

104 const PPB_FileIO_Dev g_ppb_file_io_thunk = {

105 &Create,

106 &IsFileIO,

107 &Open,

108 &Query,

109 &Touch,

110 &Read,

111 &Write,

112 &SetLength,

113 &Flush,

114 &Close

115 };

116

117 } // namespace

118

119 const PPB_FileIO_Dev* GetPPB_FileIO_Thunk() {

120 return &g_ppb_file_io_thunk;

121 }

122

123 } // namespace thunk

124 } // namespace ppapi

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