C#USB设备枚举Kernel32的PInvoke

C#USB设备枚举Kernel32的PInvoke

1. usingSystem;
2. usingSystem.Runtime.InteropServices;
3. usingSystem.Security;
5. namespaceSplash
6. {
7. #regionKernel32
8. [SupPRessUnmanagedCodeSecurity]
9. internalstaticclassKernel32
10. {
11. ///<summary>
12. ///无效的文件句柄
13. ///</summary>
14. publicstaticreadonlyIntPtrINVALID_HANDLE_VALUE=newIntPtr(-1);
16. #regionCreateFile
17. [DllImport("kernel32.dll",CharSet=CharSet.Auto,SetLastError=true)]
18. publicstaticexternIntPtrCreateFile(
19. StringfileName,
20. [MarshalAs(UnmanagedType.U4)]NativeFileaccessfileAccess,
21. [MarshalAs(UnmanagedType.U4)]NativeFileSharefileShare,
22. IntPtrsecurityAttributes,
23. [MarshalAs(UnmanagedType.U4)]NativeFileModecreationDisposition,
24. NativeFileFlagflags,
25. IntPtrtemplate
26. );
28. [DllImport("kernel32.dll",CharSet=CharSet.Auto,SetLastError=true)]
29. publicstaticexternIntPtrCreateFile(
30. StringfileName,
31. [MarshalAs(UnmanagedType.U4)]NativeFileAccessfileAccess,
32. [MarshalAs(UnmanagedType.U4)]NativeFileSharefileShare,
33. IntPtrsecurityAttributes,
34. [MarshalAs(UnmanagedType.U4)]NativeFileModecreationDisposition,
35. IntPtrflags,
36. IntPtrtemplate
37. );
38. #endregion
40. [DllImport("kernel32.dll",SetLastError=true)]
41. [return:MarshalAs(UnmanagedType.Bool)]
42. publicstaticexternBooleanCloseHandle(IntPtrhFile);
44. #regionReadFile
45. [DllImport("kernel32.dll",SetLastError=true)]
46. publicstaticexternBooleanReadFile(
47. IntPtrhFile,
48. [Out]Byte[]lpBuffer,
49. Int32nNumberOfBytesToRead,
50. outInt32lpNumberOfBytesRead,
51. [In]refSystem.Threading.NativeOverlappedlpOverlapped
52. );
54. [DllImport("kernel32.dll",SetLastError=true)]
55. publicstaticexternBooleanReadFile(
56. IntPtrhFile,
57. [Out]Byte[]lpBuffer,
58. Int32nNumberOfBytesToRead,
59. IntPtrlpNumberOfBytesRead,
60. [In]refSystem.Threading.NativeOverlappedlpOverlapped
61. );
63. [DllImport("kernel32.dll",SetLastError=true)]
64. publicstaticexternBooleanReadFile(
65. IntPtrhFile,
66. [Out]Byte[]lpBuffer,
67. Int32nNumberOfBytesToRead,
68. outInt32lpNumberOfBytesRead,
69. IntPtrlpOverlapped
70. );
71. #endregion
73. #regionWriteFile
74. [DllImport("kernel32.dll")]
75. publicstaticexternBooleanWriteFile(
76. IntPtrhFile,
77. Byte[]lpBuffer,
78. Int32nNumberOfBytesToWrite,
79. outInt32lpNumberOfBytesWritten,
80. [In]refSystem.Threading.NativeOverlappedlpOverlapped
81. );
83. [DllImport("kernel32.dll")]
84. publicstaticexternBooleanWriteFile(
85. IntPtrhFile,
86. Byte[]lpBuffer,
87. Int32nNumberOfBytesToWrite,
88. IntPtrlpNumberOfBytesWritten,
89. [In]refSystem.Threading.NativeOverlappedlpOverlapped
90. );
92. [DllImport("kernel32.dll")]
93. publicstaticexternBooleanWriteFile(
94. IntPtrhFile,
95. Byte[]lpBuffer,
96. Int32nNumberOfBytesToWrite,
97. IntPtrlpNumberOfBytesWritten,
98. IntPtrlpOverlapped
99. );
100. #endregion
102. [DllImport("kernel32.dll",CharSet=CharSet.Auto,SetLastError=true)]
103. publicstaticexternBooleanGetOverlappedResult(
104. IntPtrhFile,
105. [In]refSystem.Threading.NativeOverlappedlpOverlapped,
106. outInt32lpNumberOfBytesTransferred,
107. BooleanbWait
108. );
109. }
110. #endregion
112. #regionENUM
113. [Flags]
114. internalenumNativeFileAccess:uint
115. {
116. GENERIC_READ=(0x80000000),
117. GENERIC_WRITE=(0x40000000),
118. GENERIC_EXECUTE=(0x20000000),
119. GENERIC_ALL=(0x10000000),
121. FILE_SPECIAL=0,
122. FILE_APPEND_DATA=(0x0004),//文件
123. FILE_READ_DATA=(0x0001),//文件和管道
124. FILE_WRITE_DATA=(0x0002),//文件和管道
125. FILE_READ_EA=(0x0008),//文件和目录
126. FILE_WRITE_EA=(0x0010),//文件和目录
127. FILE_READ_ATTRIBUTES=(0x0080),//所有
128. FILE_WRITE_ATTRIBUTES=(0x0100),//所有
129. DELETE=0x00010000,
130. READ_CONTROL=(0x00020000),
131. WRITE_DAC=(0x00040000),
132. WRITE_OWNER=(0x00080000),
133. SYNCHRONIZE=(0x00100000),
134. STANDARD_RIGHTS_REQUIRED=(0x000F0000),
135. STANDARD_RIGHTS_READ=(READ_CONTROL),
136. STANDARD_RIGHTS_WRITE=(READ_CONTROL),
137. STANDARD_RIGHTS_EXECUTE=(READ_CONTROL),
138. STANDARD_RIGHTS_ALL=(0x001F0000),
139. SPECIFIC_RIGHTS_ALL=(0x0000FFFF),
140. FILE_GENERIC_READ=(STANDARD_RIGHTS_READ|FILE_READ_DATA|FILE_READ_ATTRIBUTES|FILE_READ_EA|SYNCHRONIZE),
141. FILE_GENERIC_WRITE=(STANDARD_RIGHTS_WRITE|FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|FILE_APPEND_DATA|SYNCHRONIZE),
142. SPECIAL=0
143. }
145. internalenumNativeFileMode:uint
146. {
147. CREATE_NEW=1,
148. CREATE_ALWAYS=2,
149. OPEN_EXISTING=3,
150. OPEN_ALWAYS=4,
151. TRUNCATE_EXISTING=5,
152. }
154. [Flags]
155. internalenumNativeFileShare:uint
156. {
157. NONE=0,
158. FILE_SHARE_READ=0x00000001,
159. FILE_SHARE_WRITE=0x00000002,
160. FILE_SHARE_DEELETE=0x00000004,
161. }
163. [Flags]
164. internalenumNativeFileFlag:uint
165. {
166. FILE_ATTRIBUTE_READONLY=0x00000001,
167. FILE_ATTRIBUTE_HIDDEN=0x00000002,
168. FILE_ATTRIBUTE_SYSTEM=0x00000004,
169. FILE_ATTRIBUTE_DIRECTORY=0x00000010,
170. FILE_ATTRIBUTE_ARCHIVE=0x00000020,
171. FILE_ATTRIBUTE_DEVICE=0x00000040,
172. FILE_ATTRIBUTE_NORMAL=0x00000080,
173. FILE_ATTRIBUTE_TEMPORARY=0x00000100,
174. FILE_ATTRIBUTE_SPARSE_FILE=0x00000200,
175. FILE_ATTRIBUTE_REPARSE_POINT=0x00000400,
176. FILE_ATTRIBUTE_COMPRESSED=0x00000800,
177. FILE_ATTRIBUTE_OFFLINE=0x00001000,
178. FILE_ATTRIBUTE_NOT_CONTENT_INDEXED=0x00002000,
179. FILE_ATTRIBUTE_ENCRYPTED=0x00004000,
180. FILE_FLAG_WRITE_THROUGH=0x80000000,
181. FILE_FLAG_OVERLAPPED=0x40000000,
182. FILE_FLAG_NO_BUFFERING=0x20000000,
183. FILE_FLAG_RANDOM_ACCESS=0x10000000,
184. FILE_FLAG_SEQUENTIAL_SCAN=0x08000000,
185. FILE_FLAG_DELETE_ON_CLOSE=0x04000000,
186. FILE_FLAG_BACKUP_SEMANTICS=0x02000000,
187. FILE_FLAG_POSIX_SEMANTICS=0x01000000,
188. FILE_FLAG_OPEN_REPARSE_POINT=0x00200000,
189. FILE_FLAG_OPEN_NO_RECALL=0x00100000,
190. FILE_FLAG_FIRST_PipE_INSTANCE=0x00080000,
191. }
192. #endregion
193. }