FTP operation code example

In Windows programming, FTP operations are often required.

The following is a summary of some sample code:

1 //
2 //************************************* ********************
3 // FTP basic operation
4 //************************************* ********************
5 //
6 //
7 // 1. Connect to FTP
8 //
9 bool flag;
10 cstring cstrftpserver = text ("10.142.252.155"); // FTP server address
11 cstring cstrftpusername = text ("pdmug"); // User Name
12 cstring cstrftppassword = text ("pdmuguser"); // Password
13 cinternetsession * m_pinternetsession = NULL;
14 cftpconnection * m_pftpconnection = NULL;
15
16 try
17 {
18 m_pinternetsession = new cinternetsession ();
19 m_pftpconnection = m_pinternetsession-> getftpconnection (cstrftpserver,
20 cstrftpusername, cstrftppassword, 21); // 21 --- FTP port
21}
22 catch (cinternetexception * PEX) // error: Can not connect to specific FTP
23 {
24 if (m_pinternetsession! = NULL)
25 {
26 Delete m_pinternetsession;
27}
28 If (m_pftpconnection! = NULL)
29 {
30 Delete m_pftpconnection;
31}
32
33 return;
34}
35
36 //
37 // 2. Get Current Directory
38 //
39 cstring cstrcurrdir;
40 flag = m_pftpconnection-> getcurrentdirectory (cstrcurrdir );
41 if (! Flag) // get current directory Error
42 {
43}
44
45 //
46 // 3. Set Current Directory
47 //
48 cstring cstrnewcurrdir = text ("// pdmpv/gox/back_cover /");
49 flag = m_pftpconnection-> setcurrentdirectory (cstrnewcurrdir );
50 if (! Flag) // set current directory Error
51 {
52}
53
54 //
55 // 4. Download file from ftp
56 //
57 flag = m_pftpconnection-> GetFile (text ("ca110900_2nd_md.ol "),
58 text ("d :\\ 123.ol "),
59 true );
60 if (! Flag) // download file fail
61 {
62}
63
64 //
65 // 5. Upload File to FTP
66 //
67 flag = m_pftpconnection-> putfile (text ("D: \ 123.txt"), text (" 456.txt "));
68 if (! Flag) // Upload File fail
69 {
70}
71
72 //
73 // 6. Rename file on FTP
74 //
75 flag = m_pftpconnection-> Rename (text ("456.txt"), text (" 456_wy.txt "));
76 if (! Flag) // rename file fail
77 {
78}
79
80 //
81 // 7. Remove file on FTP
82 //
83 flag = m_pftpconnection-> remove (text ("456.txt "));
84 If (! Flag) // Remove File fail
85 {
86}
87
88 //
89 // 8. create directory on FTP
90 //
91 flag = m_pftpconnection-> createdirectory (text ("wangyao "));
92 If (! Flag) // create directory on FTP fail
93 {
94}
95
96 //
97 // 9. Remove directory on FTP
98 // Note: directory must be empty or will cause Error
99 //
100 flag = m_pftpconnection-> removedirectory (text ("wangyao "));
101 if (! Flag) // remove directory on FTP fail
102 {
103}
104
105 //
106 // 10. Do not forget to free resource
107 //
108 Delete m_pinternetsession;
109 Delete m_pftpconnection;
110
111
112 //
113 //************************************* ********************
114 // FTP file Finder
115 //************************************* ********************
116 //
117 //
118 // 1. above: connect to FTP
119 //
120
121 //
122 // 2. above: Set Current Directory
123 //
124
125 //
126 // 3. Find file (refer to cfilefind)
127 //
128 cftpfilefind ffinder (m_pftpconnection );
129 bool bfind = ffinder. findfile (text ("*.*"));
130 while (bfind)
131 {
132 bfind = ffinder. findnextfile ();
133
134 // The current folder and the upper-layer folder (names are. And ..)-----------------
135 if (ffinder. isdots ())
136 {
137 continue;
138}
139
140 // subfolders ---------------------------------------------
141 If (ffinder. isdirectory ())
142 {
143 cstring cstrdirname = ffinder. getfilename (); // directory name
144 cstring cstrdirpath = ffinder. getfilepath (); // directory path
145 continue;
146}
147
148 // file -------------------------------------------------
149 cstring cstrfilename = ffinder. getfilename (); // file name
150 cstring cstrfilepath = ffinder. getfilepath (); // file path
151}
152
153 ffinder. Close ();