VC++的UNICODE工程和多字节字符集的HTTP请求

快来打我* 2022-07-28 08:49 156阅读 0赞

**\[cpp\]**  [view plain][]  [copy][view plain]

1.  CString CServerSession::httpGetRequest(CString url)  
2.  \{  
3.      CInternetSession m\_InetSession;  
4.      CString strHtml;  
5.      **try**\{  
6.          CHttpFile\* pFile =(CHttpFile\*)m\_InetSession.OpenURL(url);  
7.          **if** (pFile!=NULL)  
8.          \{  
9.              **DWORD** statusCode;    
10.             pFile->QueryInfoStatusCode(statusCode);    
11.             **if** (statusCode==HTTP\_STATUS\_OK)    
12.             \{   
13.                 CString strLine;  
14.                 **while** (pFile->ReadString(strLine)>0)  
15.                     strHtml +=  strLine;  
16.             \}  
17.         \}  
18.         m\_InetSession.Close();  
19.         pFile->Close();  
20.         **delete** pFile;  
21.     \}  
22.     **catch** (CInternetException\* e)\{  
23.         **TCHAR** info\[1024\] = \{0\};  
24.         e->GetErrorMessage(info,1024);  
25.         AfxMessageBox(info);  
26.     \}  
27.     **catch** (CMemoryException\* e)  
28.     \{  
29.         **TCHAR** info\[1024\] = \{0\};  
30.         e->GetErrorMessage(info,1024);  
31.         AfxMessageBox(info);  
32.     \}  
33.     **catch** (CFileException\* e)  
34.     \{  
35.         **TCHAR** info\[1024\] = \{0\};  
36.         e->GetErrorMessage(info,1024);  
37.         AfxMessageBox(info);  
38.     \}  
39.     **catch** (CException\* e)  
40.     \{  
41.         **TCHAR** info\[1024\] = \{0\};  
42.         e->GetErrorMessage(info,1024);  
43.         AfxMessageBox(info);  
44.     \}  
45.     **return** strHtml;  
46. \}  
47.   
48. CString CServerSession::httpPostRequest(CString requestData,CString pageUrl)  
49. \{  
50.     CInternetSession m\_InetSession;     //设置不缓冲  
51.     CHttpConnection\* pServer = NULL;  
52.     CHttpFile\* pFile = NULL;  
53.     CString strHtml;  
54.     //POST过去的数据requestData  
55.     **try**\{  
56.         INTERNET\_PORT nPort; //端口  
57.         nPort=80;  
58.         pServer = m\_InetSession.GetHttpConnection("127.0.0.1", nPort);  
59.         pFile = pServer->OpenRequest(CHttpConnection::HTTP\_VERB\_POST,pageUrl);  
60.         pFile->AddRequestHeaders("Content-Type: application/x-www-form-urlencoded");  
61.         pFile->AddRequestHeaders("Accept: \*/\*");  
62.         pFile->SendRequestEx(requestData.GetLength());  
63.         pFile->WriteString(requestData);  
64.         pFile->EndRequest();  
65.         **DWORD** dwRet;  
66.         pFile->QueryInfoStatusCode(dwRet);  
67.         **if** (dwRet == HTTP\_STATUS\_OK)\{  
68.             CString strLine;  
69.             **while** (pFile->ReadString(strLine)>0)  
70.                 strHtml +=  strLine;  
71.         \}  
72.         m\_InetSession.Close();  
73.         pFile->Close();  
74.         pServer->Close();  
75.         **delete** pFile;  
76.         **delete** pServer;  
77.     \}  
78.     **catch** (CInternetException\* e)\{  
79.         **TCHAR** info\[1024\] = \{0\};  
80.         e->GetErrorMessage(info,1024);  
81.         AfxMessageBox(info);  
82.     \}  
83.     **catch** (CMemoryException\* e)  
84.     \{  
85.         **TCHAR** info\[1024\] = \{0\};  
86.         e->GetErrorMessage(info,1024);  
87.         AfxMessageBox(info);  
88.     \}  
89.     **catch** (CFileException\* e)  
90.     \{  
91.         **TCHAR** info\[1024\] = \{0\};  
92.         e->GetErrorMessage(info,1024);  
93.         AfxMessageBox(info);  
94.     \}  
95.     **catch** (CException\* e)  
96.     \{  
97.         **TCHAR** info\[1024\] = \{0\};  
98.         e->GetErrorMessage(info,1024);  
99.         AfxMessageBox(info);  
100.     \}  
101.     **return** strHtml;  
102. \}

以上是字节字符集的

下面是UNICODE工程的

**\[cpp\]**  [view plain][]  [copy][view plain]

1.  CString CServerSession::httpGetRequest(CString url)  
2.  \{  
3.      CInternetSession m\_InetSession;  
4.      CString strHtml;  
5.      **try**\{  
6.          CHttpFile\* pFile =(CHttpFile\*)m\_InetSession.OpenURL(url);  
7.          **if** (pFile!=NULL)  
8.          \{  
9.              **DWORD** statusCode;    
10.             pFile->QueryInfoStatusCode(statusCode);    
11.             **if** (statusCode==HTTP\_STATUS\_OK)    
12.             \{   
13.                 **TCHAR** buf\[1024\]= \{0\};  
14.                 **char** tmp\[2048\] = \{0\};  
15.                 **while**(pFile->ReadString(buf, 1024))   
16.                 \{  
17.                     **for**(**int** i=0, j=0; i<lstrlen(buf); i++, j+=2)  
18.                     \{  
19.                         tmp\[j\] = LOBYTE(buf\[i\]);//取字的低字节  
20.                         tmp\[j+1\] = HIBYTE(buf\[i\]);//取字的高字节  
21.                     \}  
22.                     CString ss(tmp);  
23.                     strHtml+=ss;  
24.                 \}  
25.             \}  
26.         \}  
27.         m\_InetSession.Close();  
28.         pFile->Close();  
29.         **delete** pFile;  
30.     \}  
31.     **catch** (CInternetException\* e)\{  
32.         **TCHAR** info\[1024\] = \{0\};  
33.         e->GetErrorMessage(info,1024);  
34.     \}  
35.     **catch** (CMemoryException\* e)  
36.     \{  
37.         **TCHAR** info\[1024\] = \{0\};  
38.         e->GetErrorMessage(info,1024);  
39.     \}  
40.     **catch** (CFileException\* e)  
41.     \{  
42.         **TCHAR** info\[1024\] = \{0\};  
43.         e->GetErrorMessage(info,1024);  
44.     \}  
45.     **catch** (CException\* e)  
46.     \{  
47.         **TCHAR** info\[1024\] = \{0\};  
48.         e->GetErrorMessage(info,1024);  
49.     \}  
50.     **return** strHtml;  
51. \}  
52.   
53. CString CServerSession::httpPostRequest(**char**\* requestData,CString pageUrl)  
54. \{  
55.     CInternetSession m\_InetSession;     //设置不缓冲  
56.     CHttpConnection\* pServer = NULL;  
57.     CHttpFile\* pFile = NULL;  
58.     CString strHtml;  
59.     //POST过去的数据requestData  
60.     **try**\{  
61.         INTERNET\_PORT nPort; //端口  
62.         nPort=80;  
63.         pServer = m\_InetSession.GetHttpConnection(SERVER\_URL, nPort);  
64.         pFile = pServer->OpenRequest(CHttpConnection::HTTP\_VERB\_POST,pageUrl);  
65.         pFile -> AddRequestHeaders(\_T("Content-Type: application/x-www-form-urlencoded"));   
66.         pFile -> AddRequestHeaders(\_T("Accept: \*/\*"));  
67.         pFile->SendRequest(NULL,NULL,requestData,(**DWORD**)strlen(requestData));  
68.         **DWORD** dwRet;  
69.         pFile->QueryInfoStatusCode(dwRet);  
70.         **if** (dwRet == HTTP\_STATUS\_OK)\{  
71.             **TCHAR** buf\[1024\]= \{0\};  
72.             **char** tmp\[2048\] = \{0\};  
73.             **while**(pFile->ReadString(buf, 1024))   
74.             \{  
75.                 **for**(**int** i=0, j=0; i<lstrlen(buf); i++, j+=2)  
76.                 \{  
77.                     tmp\[j\] = LOBYTE(buf\[i\]);//取字的低字节  
78.                     tmp\[j+1\] = HIBYTE(buf\[i\]);//取字的高字节  
79.                 \}  
80.                 strHtml+=UTF8ToUnicode(tmp);  
81.             \}  
82.         \}  
83.         m\_InetSession.Close();  
84.         pFile->Close();  
85.         pServer->Close();  
86.         **delete** pFile;  
87.         **delete** pServer;  
88.     \}  
89.     **catch** (CInternetException\* e)\{  
90.         **TCHAR** info\[1024\] = \{0\};  
91.         e->GetErrorMessage(info,1024);  
92.     \}  
93.     **catch** (CMemoryException\* e)  
94.     \{  
95.         **TCHAR** info\[1024\] = \{0\};  
96.         e->GetErrorMessage(info,1024);  
97.     \}  
98.     **catch** (CFileException\* e)  
99.     \{  
100.         **TCHAR** info\[1024\] = \{0\};  
101.         e->GetErrorMessage(info,1024);  
102.     \}  
103.     **catch** (CException\* e)  
104.     \{  
105.         **TCHAR** info\[1024\] = \{0\};  
106.         e->GetErrorMessage(info,1024);  
107.     \}  
108.     **return** strHtml;  
109. \}

[view plain]: http://blog.csdn.net/lh15871815717/article/details/8038219#