win32命令行小程序获取指定文件夹或者目录下面的所有文件大小，文件数量，目录数量

1. #include <Windows.h>
2. #include <stdio.h>
3. #include <tchar.h>
4. LARGE_INTEGER       lgAllSubFolderFileSize;
5. LARGE_INTEGER       lgEachTempFileSize;
6. DWORD               dwTotalFolderNum=0;
7. DWORD               dwTotalFileNum=0;
8. int ListFolderTotalFileSize(LPCTSTR lpTempPath)
9. {
10. TCHAR tchFindArray[MAX_PATH]= {_T("\0")};
11. WIN32_FIND_DATA wFileDataAttr;
12. BOOL bRet;
13. _tcscpy_s(tchFindArray,MAX_PATH, lpTempPath);
14. _tcscat_s(tchFindArray,_T("\\*.*"));
15. HANDLE hFind= ::FindFirstFile(tchFindArray,&wFileDataAttr);
16. if (INVALID_HANDLE_VALUE== hFind)
17. {
18. return -1;
19. }
20. while (TRUE)
21. {
22. if (wFileDataAttr.cFileName[0]!= _T('.'))
23. {
24. //_tprintf(_T("%s\\%s\n"),lpTempPath, findFileData.cFileName);
25. lgEachTempFileSize.LowPart=wFileDataAttr.nFileSizeLow;
26. lgEachTempFileSize.HighPart=wFileDataAttr.nFileSizeHigh;
27. lgAllSubFolderFileSize.QuadPart=lgAllSubFolderFileSize.QuadPart+lgEachTempFileSize.QuadPart;
28. dwTotalFileNum=dwTotalFileNum+1;
29. if (wFileDataAttr.dwFileAttributes& FILE_ATTRIBUTE_DIRECTORY)
30. {
31. _tcscpy_s(tchFindArray,MAX_PATH,lpTempPath);
32. _tcscat_s(tchFindArray,_T("\\"));
33. _tcscat_s(tchFindArray,wFileDataAttr.cFileName);
34. dwTotalFolderNum=dwTotalFolderNum+1;
35. ListFolderTotalFileSize(tchFindArray);
36. }
37. }
38. bRet= ::FindNextFile(hFind,&wFileDataAttr);
39. if (!bRet)
40. {
41. break;
42. }
43. }
44. ::FindClose(hFind);
45. return 1;
46. }
47. BOOL IsAscii2Unicode(const char * pstring,TCHAR pwText[])
48. {
49. DWORD dwLengthNum = MultiByteToWideChar (CP_ACP, 0, pstring, -1, NULL, 0);
50. TCHAR *pwTempText = new TCHAR[dwLengthNum+1];
51. ZeroMemory((PVOID)pwTempText,2*(dwLengthNum+1));
52. if(pwTempText==NULL)
53. {
54. delete[] pwTempText;
55. pwTempText=NULL;
56. return FALSE;
57. }
58. if(0==MultiByteToWideChar (CP_ACP, 0, pstring, -1, (LPWSTR)pwTempText, dwLengthNum))
59. {
60. delete [] pwTempText;
61. pwTempText=NULL;
62. return FALSE;
63. }
64. else
65. {
66. lstrcpy(pwText,pwTempText);
67. delete [] pwTempText;
68. pwTempText=NULL;
69. return TRUE;
70. }
71. }
72. int  main(int argc,_TCHAR * argv[])
73. {
74. TCHAR tchCommand0[MAX_PATH]={0};
75. TCHAR tchCommand1[MAX_PATH]={0};
76. TCHAR tchCommand2[MAX_PATH]={0};
77. lgAllSubFolderFileSize.QuadPart=0L;
78. lgEachTempFileSize.QuadPart=0L;
79. BOOL bRet=IsAscii2Unicode((const char* )argv[0],tchCommand0);
80. if (argc!=3)
81. {
82. wprintf(_T("example:\n"));
83. wprintf(_T("\t"));
84. wprintf(tchCommand0);
85. wprintf(_T(" <-dir> d:\\temp\\\n"));
86. return -1;
87. }
88. else
89. {
90. bRet=IsAscii2Unicode((const char* )argv[1],tchCommand1);
91. if(bRet==FALSE)
92. {
93. wprintf(_T("argv convert fails\n"));
94. return -1;
95. }
96. bRet=IsAscii2Unicode((const char* )argv[2],tchCommand2);
97. if(bRet==FALSE)
98. {
99. wprintf(_T("argv convert fails\n"));
100. return -1;
101. }
102. if((lstrcmp(tchCommand1,_T("-dir"))==0))
103. //
104. {
105. DWORD dwRetSize=ListFolderTotalFileSize(tchCommand2);
106. if (dwRetSize==-1)
107. {
108. _tprintf(_T("Open file failed \n"));
109. return 1;
110. }
111. else
112. {
113. _tprintf(_T("NUMB SIZE  : %u DIRES \n"),dwTotalFolderNum);
114. _tprintf(_T("NUMB SIZE  : %u FILES \n"),dwTotalFileNum);
115. _tprintf(_T("FILE SIZE  : %u BYTES \n"),lgAllSubFolderFileSize.QuadPart);
116. //
117. UINT uMaxSize=0;
118. if(lgAllSubFolderFileSize.QuadPart<1024)
119. {
120. uMaxSize=lgAllSubFolderFileSize.QuadPart;
121. _tprintf(_T("FILE SIZE : %.4u BYTE \n"),(uMaxSize));
122. }
123. else if ((lgAllSubFolderFileSize.QuadPart>1024)&&(lgAllSubFolderFileSize.QuadPart<1024*1024))
124. {
125. uMaxSize=lgAllSubFolderFileSize.QuadPart/1024;
126. _tprintf(_T("FILE SIZE : %.4u KB \n"),(uMaxSize));
127. }
128. else if((lgAllSubFolderFileSize.QuadPart>1024*1024)&&(lgAllSubFolderFileSize.QuadPart<1024*1024*1024L))
129. {
130. uMaxSize=lgAllSubFolderFileSize.QuadPart/1024/1024;
131. _tprintf(_T("FILE SIZE : %.4u MB \n"),(uMaxSize));
132. }
133. else
134. {
135. float fSize;
136. fSize=(float)lgAllSubFolderFileSize.QuadPart/1024/1024/1024;
137. _tprintf(_T("FILE SIZE : %.2f GB \n"),(fSize));
138. }
139. return 1;
140. }
141. }
142. else
143. {
144. return 1;
145. }
146. }
147. }

http://blog.csdn.net/microzone/article/details/49883783