mirror of
https://github.com/dashr9230/SA-MP.git
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[saco] Implement CHttpClient
This commit is contained in:
RD42
parent
a9fc395182
commit
d8a7bafd22
@ -1,75 +1,400 @@
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#include <windows.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef WIN32
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# include <windows.h>
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#else
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# include <errno.h>
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# include <sys/types.h>
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# include <sys/socket.h>
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# include <sys/wait.h>
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# include <netinet/in.h>
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# include <netdb.h>
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#endif
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#include "httpclient.h"
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#include "runutil.h"
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//----------------------------------------------------
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CHttpClient::CHttpClient()
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{
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// TODO: CHttpClient::CHttpClient() 100022E0
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memset(&m_Request,0,sizeof(HTTP_REQUEST));
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memset(&m_Response,0,sizeof(HTTP_RESPONSE));
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m_iError = HTTP_SUCCESS; // Request is successful until otherwise indicated
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m_iSocket = (-1);
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// Winsock init
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#ifdef WIN32
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WORD wVersionRequested;
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WSADATA wsaData;
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wVersionRequested = MAKEWORD(2,2);
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WSAStartup(wVersionRequested,&wsaData);
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#endif
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}
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//----------------------------------------------------
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CHttpClient::~CHttpClient()
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{
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// TODO: CHttpClient::~CHttpClient() 10002340
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// Deallocate the request data memory
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if(m_Request.file) free(m_Request.file);
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if(m_Request.host) free(m_Request.host);
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if(m_Request.referer) free(m_Request.referer);
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if(m_Request.rtype == HTTP_POST) {
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if(m_Request.data) free(m_Request.data);
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}
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// Deallocate the response data memory
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if(m_Response.header) free(m_Response.header);
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if(m_Response.response) free(m_Response.response);
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// Winsock cleanup
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#ifdef WIN32
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WSACleanup();
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#endif
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}
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//----------------------------------------------------
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int CHttpClient::ProcessURL(int a2, char *a3, char *a4, char *a5)
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int CHttpClient::ProcessURL(int iType, char *szURL, char *szPostData, char *szReferer)
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{
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// TODO: CHttpClient::ProcessURL 10002C40
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printf("CHttpClient::ProcessURL %s\n", szURL); // Thanks Kalcor!
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printf("CHttpClient::ProcessURL %s\n", a3); // Thanks Kalcor!
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InitRequest(iType,szURL,szPostData,szReferer);
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return 1;
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Process();
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return m_iError;
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}
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void CHttpClient::InitRequest(int a2, char *a3, char *a4, char *a5)
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//----------------------------------------------------
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bool CHttpClient::GetHeaderValue(char *szHeaderName,char *szReturnBuffer, int iBufSize)
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{
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// TODO: CHttpClient::InitRequest 100024B0
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char *szHeaderStart;
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char *szHeaderEnd;
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int iLengthSearchHeader = strlen(szHeaderName);
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int iCopyLength;
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szHeaderStart = Util_stristr(m_Response.header,szHeaderName);
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if(!szHeaderStart) {
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return false;
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}
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szHeaderStart+=iLengthSearchHeader+1;
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szHeaderEnd = strchr(szHeaderStart,'\n');
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if(!szHeaderEnd) {
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szHeaderEnd = m_Response.header + strlen(m_Response.header); // (END OF STRING)
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}
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iCopyLength = szHeaderEnd - szHeaderStart;
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if(iBufSize < iCopyLength) {
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return false;
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}
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memcpy(szReturnBuffer,szHeaderStart,iCopyLength);
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szReturnBuffer[iCopyLength] = '\0';
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return true;
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}
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//----------------------------------------------------
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bool CHttpClient::Connect(char *szHost, int iPort)
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{
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struct sockaddr_in sa;
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struct hostent *hp;
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// Hostname translation
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if((hp=(struct hostent *)gethostbyname(szHost)) == NULL ) {
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m_iError=HTTP_ERROR_BAD_HOST;
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return false;
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}
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// Prepare a socket
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memset(&sa,0,sizeof(sa));
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memcpy(&sa.sin_addr,hp->h_addr,hp->h_length);
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sa.sin_family = hp->h_addrtype;
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sa.sin_port = htons((unsigned short)iPort);
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if((m_iSocket=socket(AF_INET,SOCK_STREAM,0)) < 0) {
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m_iError=HTTP_ERROR_NO_SOCKET;
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return false;
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}
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// Try to connect
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if(connect(m_iSocket,(struct sockaddr *)&sa,sizeof sa) < 0) {
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CloseConnection();
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m_iError=HTTP_ERROR_CANT_CONNECT;
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return false;
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}
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return true;
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}
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//----------------------------------------------------
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void CHttpClient::CloseConnection()
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{
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#ifdef WIN32
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closesocket(m_iSocket);
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#else
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close(m_iSocket);
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#endif
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}
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//----------------------------------------------------
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bool CHttpClient::Send(char *szData)
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{
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if(send(m_iSocket,szData,strlen(szData),0) < 0) {
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m_iError = HTTP_ERROR_CANT_WRITE;
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return false;
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}
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return true;
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}
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//----------------------------------------------------
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int CHttpClient::Recv(char *szBuffer, int iBufferSize)
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{
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return recv(m_iSocket,szBuffer,iBufferSize,0);
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}
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//----------------------------------------------------
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void CHttpClient::InitRequest(int iType, char *szURL, char *szPostData, char *szReferer)
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{
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char *port; // port string
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char *port_char; // position of ':' if any
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unsigned int slash_pos; // position of first '/' numeric
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char *slash_ptr;
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char *szUseURL; // incase we have to cat something to it.
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szUseURL = (char *)malloc(strlen(szURL)+256);
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strcpy(szUseURL,szURL);
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m_Request.rtype = iType;
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m_Request.referer = (char *)malloc(strlen(szReferer)+1);
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strcpy(m_Request.referer,szReferer);
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if(iType==HTTP_POST) {
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m_Request.data=(char *)malloc(strlen(szPostData)+1);
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strcpy(m_Request.data,szPostData);
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}
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// Copy hostname from URL
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slash_ptr = strchr(szUseURL,'/');
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if(!slash_ptr) {
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strcat(szUseURL,"/");
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slash_ptr = strchr(szUseURL,'/');
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}
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slash_pos=(slash_ptr-szUseURL);
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m_Request.host=(char *)malloc(slash_pos+1);
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memcpy(m_Request.host,szUseURL,slash_pos);
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m_Request.host[slash_pos]='\0';
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// Copy the rest of the url to the file string.
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m_Request.file=(char *)malloc((strlen(szUseURL)-slash_pos)+1);
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strcpy(m_Request.file,strchr(szUseURL,'/'));
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// Any special port used in the URL?
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if((port_char=strchr(m_Request.host,':'))!=NULL) {
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port=(char *)malloc(strlen(port_char));
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strcpy(port,port_char+1);
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*port_char='\0';
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m_Request.port = atoi(port);
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free(port);
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}
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else {
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m_Request.port = 80;
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}
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free(szUseURL);
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}
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//----------------------------------------------------
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void CHttpClient::Process()
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{
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// TODO: CHttpClient::Process() 10002A60
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int header_len;
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char *request_head;
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if(!Connect(m_Request.host,m_Request.port)) {
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return;
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}
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// Build the HTTP Header
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switch(m_Request.rtype)
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{
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case HTTP_GET:
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header_len = strlen(m_Request.file)+strlen(m_Request.host)+
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(strlen(GET_FORMAT)-8)+strlen(USER_AGENT)+
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strlen(m_Request.referer);
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request_head = (char *)malloc(header_len+1);
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sprintf(request_head,GET_FORMAT,m_Request.file,USER_AGENT,m_Request.referer,m_Request.host);
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break;
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case HTTP_HEAD:
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header_len = strlen(m_Request.file)+strlen(m_Request.host)+
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(strlen(HEAD_FORMAT)-8)+strlen(USER_AGENT)+
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strlen(m_Request.referer);
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request_head = (char *)malloc(header_len+1);
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sprintf(request_head,HEAD_FORMAT,m_Request.file,USER_AGENT,m_Request.referer,m_Request.host);
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break;
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case HTTP_POST:
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header_len = strlen(m_Request.data)+strlen(m_Request.file)+
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strlen(m_Request.host)+strlen(POST_FORMAT)+
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strlen(USER_AGENT)+strlen(m_Request.referer);
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request_head = (char *)malloc(header_len+1);
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sprintf(request_head,POST_FORMAT,m_Request.file,USER_AGENT,m_Request.referer,m_Request.host,strlen(m_Request.data),m_Request.data);
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break;
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}
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if(!Send(request_head)) {
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free(request_head);
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return;
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}
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free(request_head);
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HandleEntity();
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}
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char CHttpClient::Connect(char *name, u_short hostshort)
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//----------------------------------------------------
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#define RECV_BUFFER_SIZE 4096
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void CHttpClient::HandleEntity()
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{
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// TODO: CHttpClient::Connect 100029A0
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return 0;
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int bytes_total = 0;
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int bytes_read = 0;
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char *buffer = (char *)malloc(RECV_BUFFER_SIZE);
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char *response = (char *)malloc(1);
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char *header;
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char *head_end;
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char *pcontent_buf;
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char *content_len_str;
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bool header_got = false;
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bool has_content_len = false;
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int header_len = 0;
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int content_len = 0;
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while((bytes_read=Recv(buffer,RECV_BUFFER_SIZE)) > 0)
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{
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bytes_total+=bytes_read;
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response=(char *)realloc(response,bytes_total+1);
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memcpy(response+(bytes_total-bytes_read),buffer,(unsigned int)bytes_read);
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if(!header_got)
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{
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if((head_end=strstr(response,"\r\n\r\n"))!=NULL
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|| (head_end=strstr(response,"\n\n"))!=NULL)
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{
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header_got=true;
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header_len=(head_end-response);
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header=(char *)malloc(header_len+1);
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memcpy(header,response,header_len);
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header[header_len]='\0';
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if((*(response+header_len))=='\n') /* LFLF */
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{
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bytes_total-=(header_len+2);
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memmove(response,(response+(header_len+2)),bytes_total);
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}
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else /* assume CRLFCRLF */
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{
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bytes_total-=(header_len+4);
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memmove(response,(response+(header_len+4)),bytes_total);
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}
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/* find the content-length if available */
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if((pcontent_buf=Util_stristr(header,"CONTENT-LENGTH:"))!=NULL)
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{
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has_content_len=true;
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pcontent_buf+=16;
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while(*pcontent_buf!='\n' && *pcontent_buf)
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{
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*pcontent_buf++;
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content_len++;
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}
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content_len_str=(char *)malloc(content_len+1);
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pcontent_buf-=content_len;
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memcpy(content_len_str,pcontent_buf,content_len);
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if(content_len_str[content_len-1] == '\r') {
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content_len_str[content_len-1]='\0';
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}
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else {
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content_len_str[content_len]='\0';
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}
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content_len=atoi(content_len_str);
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free(content_len_str);
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if(content_len > MAX_ENTITY_LENGTH) {
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CloseConnection();
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m_iError = HTTP_ERROR_CONTENT_TOO_BIG;
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return;
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}
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}
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}
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}
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if(header_got && has_content_len)
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if(bytes_total>=content_len) break;
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}
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CloseConnection();
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response[bytes_total]='\0';
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free(buffer);
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// check the returned header
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if(!header_got || *(DWORD *)header != 0x50545448) { // 'HTTP'
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m_iError = HTTP_ERROR_MALFORMED_RESPONSE;
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return;
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}
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// Now fill in the response code
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char response_code_str[4];
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response_code_str[0] = *(header+9);
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response_code_str[1] = *(header+10);
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response_code_str[2] = *(header+11);
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response_code_str[3] = '\0';
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m_Response.response_code = atoi(response_code_str);
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// Copy over the document entity strings and sizes
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m_Response.header = header;
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m_Response.header_len = header_len;
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m_Response.response = response;
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m_Response.response_len = bytes_total;
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//printf("Code: %u\n\n%s\n",m_Response.response_code,m_Response.header);
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// Try and determine the document type
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m_Response.content_type = CONTENT_TYPE_HTML; // default to html
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char szContentType[256];
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if(GetHeaderValue("CONTENT-TYPE:",szContentType,256) == true) {
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if(strstr(szContentType,"text/html") != NULL) {
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m_Response.content_type = CONTENT_TYPE_HTML;
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}
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else if(strstr(szContentType,"text/plain") != NULL) {
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m_Response.content_type = CONTENT_TYPE_TEXT;
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} else {
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m_Response.content_type = CONTENT_TYPE_UNKNOWN;
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}
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}
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}
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char CHttpClient::HandleEntity()
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{
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// TODO: CHttpClient::HandleEntity() 10002680
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return 0;
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}
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int CHttpClient::Recv(char *buf, int len)
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{
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// TODO: CHttpClient::Recv 10002490
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return 0;
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}
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char CHttpClient::Send(char *buf)
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{
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// TODO: CHttpClient::Send 10002450
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return 0;
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}
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int CHttpClient::CloseConnection()
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{
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// TODO: CHttpClient::CloseConnection() 10002440
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return 0;
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}
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char CHttpClient::GetHeaderValue(char *a2, char *a3, signed int a4)
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{
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// TODO: CHttpClient::GetHeaderValue 100023B0
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return 0;
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}
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//----------------------------------------------------
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@ -1,27 +1,91 @@
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#define HTTP_GET 1
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#define HTTP_POST 2
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#define HTTP_HEAD 3
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//----------------------------------------------------
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#define MAX_ENTITY_LENGTH 500000
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//----------------------------------------------------
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#define HTTP_SUCCESS 0
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#define HTTP_ERROR_BAD_HOST 1
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#define HTTP_ERROR_NO_SOCKET 2
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#define HTTP_ERROR_CANT_CONNECT 3
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#define HTTP_ERROR_CANT_WRITE 4
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#define HTTP_ERROR_CONTENT_TOO_BIG 5
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#define HTTP_ERROR_MALFORMED_RESPONSE 6
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//----------------------------------------------------
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#define CONTENT_TYPE_UNKNOWN 0
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#define CONTENT_TYPE_TEXT 1
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#define CONTENT_TYPE_HTML 2
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//----------------------------------------------------
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#define USER_AGENT "SAMP/0.2.0"
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#define GET_FORMAT "GET %s HTTP/1.0\r\nAccept: */*\r\nUser-Agent: %s\r\nReferer: http://%s\r\nHost: %s\r\n\r\n"
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#define POST_FORMAT "POST %s HTTP/1.0\r\nAccept: */*\r\nUser-Agent: %s\r\nReferer: http://%s\r\nHost: %s\r\nContent-type: application/x-www-form-urlencoded\r\nContent-length: %u\r\n\r\n%s"
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#define HEAD_FORMAT "HEAD %s HTTP/1.0\r\nAccept: */*\r\nUser-Agent: %s\r\nReferer: http://%s\r\nHost: %s\r\n\r\n"
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//----------------------------------------------------
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typedef struct{
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unsigned short port; /* remote port */
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int rtype; /* request type */
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char * host; /* hostname */
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char * file; /* GET/POST request file */
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char * data; /* POST data (if rtype HTTP_POST) */
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char * referer; /* http referer. */
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} HTTP_REQUEST;
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//----------------------------------------------------
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typedef struct{
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char * header;
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char * response;
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unsigned int header_len;
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unsigned long response_len;
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unsigned int response_code;
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unsigned int content_type;
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} HTTP_RESPONSE;
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//----------------------------------------------------
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class CHttpClient
|
||||
{
|
||||
private:
|
||||
int field_0;
|
||||
char _gap4[22];
|
||||
char _gap1A[24];
|
||||
int field_32;
|
||||
|
||||
int m_iSocket;
|
||||
HTTP_REQUEST m_Request;
|
||||
HTTP_RESPONSE m_Response;
|
||||
int m_iError;
|
||||
|
||||
bool Connect(char *szHost, int iPort);
|
||||
void CloseConnection();
|
||||
bool Send(char *szData);
|
||||
int Recv(char *szBuffer, int iBufferSize);
|
||||
|
||||
void InitRequest(int iType, char *szURL, char *szPostData, char *szReferer);
|
||||
void HandleEntity();
|
||||
|
||||
void Process();
|
||||
|
||||
public:
|
||||
|
||||
int ProcessURL(int iType, char *szURL, char *szData, char *szReferer);
|
||||
|
||||
bool GetHeaderValue(char *szHeaderName,char *szReturnBuffer, int iBufSize);
|
||||
int GetResponseCode() { return m_Response.response_code; };
|
||||
int GetContentType() { return m_Response.content_type; };
|
||||
char *GetResponseHeaders() { return m_Response.header; };
|
||||
char *GetDocument() { return m_Response.response; };
|
||||
int GetDocumentLength() { return m_Response.response_len; };
|
||||
|
||||
CHttpClient();
|
||||
~CHttpClient();
|
||||
int ProcessURL(int a2, char *a3, char *a4, char *a5);
|
||||
void InitRequest(int a2, char *a3, char *a4, char *a5);
|
||||
void Process();
|
||||
char Connect(char *name, u_short hostshort);
|
||||
char HandleEntity();
|
||||
int Recv(char *buf, int len);
|
||||
char Send(char *buf);
|
||||
int CloseConnection();
|
||||
char GetHeaderValue(char *a2, char *a3, signed int a4);
|
||||
};
|
||||
|
||||
//----------------------------------------------------
|
||||
|
||||
Loading…
Reference in New Issue
Block a user