ipmsg.h

自己写的一个类似飞鸽,可以和飞鸽通信的,且象酷狗的一个局域网通信的程序,但播放mp3的功能不完没,希望得到指点

#define MAXBUF 1024*8+1
#define CMDGETLIST 10000
#define LISTFILEPATH "c:\\musiclistfile.txt"
struct TcpCmd
{
	int cmd;
};
CFile musiclistfile;
char cmpname[512];
char username[512];
char nickname[512];
char tempdir[512];
char downloadpath[512];
HWND PLAYHWND;
bool ifdownload;
SOCKET sockudplisten;
int onlineuser;
char transfilename[512];
int transfilesize;
char defaultshare[512];
struct Msg
{
	int version;
	int packcnt;
	char username[256];
	char computername[256];
	int cmd;
	char message[MAXBUF];
};
void udpinit()
{
	DWORD len=256;
	::GetComputerName(cmpname,&len);
	::GetUserName(username,&len);
	strcpy(nickname,username);
	::GetTempPath(256,tempdir);
	strcpy(defaultshare,"e:");

}
int resolv(char *buf,Msg & msg)
{
	int i=0,j=0;
	while(buf[j]!=':')j++;
	buf[j]='\0';
	msg.version=atoi(buf+i);

	i=j+1;
	while(buf[j]!=':')j++;
	buf[j]='\0';
	msg.packcnt=atoi(buf+i);

	i=j+1;
	while(buf[j]!=':')j++;
	buf[j]='\0';
	strcpy(msg.username,buf+i);

	i=j+1;
	while(buf[j]!=':')j++;
	buf[j]='\0';
	strcpy(msg.computername,buf+i);

	i=j+1;
	while(buf[j]!=':')j++;
	buf[j]='\0';
	msg.cmd=atoi(buf+i);

	i=j+1;
	strcpy(msg.message,buf+i);

	return 0;

}
int addnewline(char *buf)
{
	char tmp[MAXBUF];
	strcpy(tmp,buf);
	int i,j;
	for(i=0,j=0;tmp[i]!='\0';i++,j++)
	{
		if(tmp[i]=='\n' || tmp[i]=='\r')
		{
			buf[j]='\r';
			buf[j+1]='\n';
			j++;
		}
		else buf[j]=tmp[i];

	}
	buf[j]='\0';
	return 0;
}
char keyword[10];
void SearchFile(char *s)
{
	char filesear[10000];
	strcpy(filesear,s);
	strcat(filesear,"\\*.*");
	CFileFind ff;
	bool res=ff.FindFile(filesear);
	while(res)
	{
		res=ff.FindNextFileA();
		if(ff.IsDirectory() && !ff.IsDots())
		{
			SearchFile(ff.GetFilePath().GetBuffer());
		}
		CString filepath=ff.GetFilePath();
		int len=filepath.GetLength();
		if(filepath[len-3]==keyword[0] && filepath[len-2]==keyword[1] && filepath[len-1]==keyword[2])					  
		{
			char buf[MAXBUF];
			sprintf(buf,"%s\r\n",filepath.GetBuffer());
			musiclistfile.Write(buf,strlen(buf));
		}


		//fflush(file);
	}
	ff.Close();
}
void Search(char *s)
{	
	CFileFind ff;
	bool res=ff.FindFile(LISTFILEPATH);
	if(!res)
	{
		//AfxMessageBox("get new list");
		musiclistfile.Open(LISTFILEPATH,CFile::modeCreate | CFile::modeWrite |CFile::shareDenyRead);
		strcpy(keyword,"mp3");
		SearchFile(s);
		strcpy(keyword,"mvb");
		SearchFile(s);
		musiclistfile.Close();
	}
}
int  pathtotemppath(char *p,char *n)
{
	int len=strlen(p);
	int i,j;
	for(i=len-1;p[i]!='\\' && p[i]!='/';i--)
		;
	char temp[256];
	for(i++,j=0;i<=len;i++,j++)
		temp[j]=p[i];
	strcpy(n,tempdir);
	strcat(n,temp);
	return 1;
}