#include <windows.h>
#include <iostream>

char msg1[]="Message1";
char msg2[]="Message2";

int main(){
    std::string c;
    SECURITY_ATTRIBUTES sa={0};
    SECURITY_DESCRIPTOR sd={0};

    InitializeSecurityDescriptor(
     &sd,
     SECURITY_DESCRIPTOR_REVISION);

    SetSecurityDescriptorDacl(
     &sd,
     TRUE,
     NULL,
     FALSE);
    sa.bInheritHandle=false;
    sa.lpSecurityDescriptor=&sd;
    sa.nLength=sizeof(sa);
    HANDLE ch1=CreateNamedPipe (
        "\\.\pipe\testpipe",
        PIPE_ACCESS_DUPLEX,
        PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE| PIPE_WAIT,
        PIPE_UNLIMITED_INSTANCES,
        sizeof msg1, 4, 0, &sa
    );
    if(ch1==INVALID_HANDLE_VALUE){
        std::cout<<"ch1 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    HANDLE ch2=CreateNamedPipe(
        "\\.\pipe\testpipe",
        PIPE_ACCESS_DUPLEX,
        PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE| PIPE_WAIT,
        PIPE_UNLIMITED_INSTANCES,
        sizeof msg1, 4, 0, &sa
    );
    if(ch2==INVALID_HANDLE_VALUE){
        std::cout<<"ch2 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    ConnectNamedPipe(ch1, 0);
    ConnectNamedPipe(ch2, 0);

    unsigned long foo;
    if(TransactNamedPipe(ch1, msg1, sizeof msg1, &foo, sizeof foo, &foo, 0)==0){
        std::cout<<"transact1 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    if(TransactNamedPipe(ch2, msg2, sizeof msg2, &foo, sizeof foo, &foo, 0)==0){
        std::cout<<"transact2 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    std::cout<<"Finishedn";
    std::getline(std::cin, c);
    return 0;
}

#include <windows.h>
#include <iostream>

char msg1[]="Message1n";
char msg2[]="Message2n";

int main(){
    std::string c;
    std::cout<<"Server name:n";
    std::string sname;
    std::cin>>sname;
    std::cin.ignore();
    NETRESOURCE nr={0};
    if(sname!="."){
        std::string sname2=std::string("\\")+sname;
        nr.dwType = RESOURCETYPE_ANY;
            nr.lpRemoteName = &sname2[0];
        DWORD ret=WNetAddConnection2( &nr, "", "", 0);
        if(ret!=NO_ERROR){
            std::cout<<"WNetAddConnection2 "<<GetLastError()<<"n";
            std::getline(std::cin, c);
            return 1;
        }
    }
    std::string pname=std::string("\\")+sname+std::string("\pipe\testpipe");
    HANDLE phandle1=CreateFile (
        pname.c_str(),
        GENERIC_READ|GENERIC_WRITE,
        0, 0, OPEN_EXISTING, 0,0
    );
    if(phandle1==INVALID_HANDLE_VALUE){
        std::cout<<"CreateFile1 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    HANDLE phandle2=CreateFile (
        pname.c_str(),
        GENERIC_READ|GENERIC_WRITE,
        0, 0, OPEN_EXISTING, 0,0
    );
    if(phandle2==INVALID_HANDLE_VALUE){
        std::cout<<"CreateFile2 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    char msg[sizeof(msg1)];
    unsigned long s;
    unsigned long foo=0;
    if(ReadFile(phandle1, &msg, sizeof msg1, &s, 0)==0){
        std::cout<<"ReadFile1 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    std::cout<<msg<<"n";
    if(WriteFile (phandle1, &foo, sizeof foo, &foo, 0)==0){
        std::cout<<"WriteFile1 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    if(ReadFile(phandle2, &msg, sizeof msg1, &s, 0)==0){
        std::cout<<"ReadFile2 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    std::cout<<msg<<"n";
    if(WriteFile (phandle2, &foo, sizeof foo, &foo, 0)==0){
        std::cout<<"WriteFile2 "<<GetLastError()<<"n";
        std::getline(std::cin, c);
        return 1;
    }
    std::cout<<"Finishedn";
    std::getline(std::cin, c);
    return 0;
}