X-Git-Url: http://lists.indexdata.com/cgi-bin?a=blobdiff_plain;f=src%2Fpipe.cpp;h=d45dee6e2a5568349818d302ac0f73f76ac9a5ad;hb=d8ae25e485e2b560d7990fadbd061c45e70b69a6;hp=f0306f410929bcf8bb14fd8a681a23324140a82c;hpb=7ccf90cb13451e3d024eff6239815f92aff6e51b;p=metaproxy-moved-to-github.git diff --git a/src/pipe.cpp b/src/pipe.cpp index f0306f4..d45dee6 100644 --- a/src/pipe.cpp +++ b/src/pipe.cpp @@ -1,5 +1,5 @@ -/* $Id: pipe.cpp,v 1.1 2005-11-07 12:32:01 adam Exp $ +/* $Id: pipe.cpp,v 1.2 2005-11-07 21:57:10 adam Exp $ Copyright (c) 2005, Index Data. %LICENSE% @@ -10,6 +10,7 @@ #include #endif +#include #ifdef WIN32 #include #else @@ -17,6 +18,8 @@ #include #include #include + +#include #endif #if HAVE_SYS_SOCKET_H @@ -45,6 +48,7 @@ namespace yp2 { Rep(); int m_fd[2]; int m_socket; + bool nonblock(int s); }; } @@ -56,42 +60,90 @@ Pipe::Rep::Rep() m_socket = -1; } +bool Pipe::Rep::nonblock(int s) +{ +#ifdef WIN32 + if (ioctlsocket(s, FIONBIO, &tru) < 0) + return false; +#else + if (fcntl(s, F_SETFL, O_NONBLOCK) < 0) + return false; +#ifndef MSG_NOSIGNAL + signal (SIGPIPE, SIG_IGN); +#endif +#endif + return true; +} + Pipe::Pipe(int port_to_use) : m_p(new Rep) { if (port_to_use) { + // create server socket m_p->m_socket = socket(AF_INET, SOCK_STREAM, 0); if (m_p->m_socket < 0) throw Pipe::Error("could not create socket"); - - m_p->m_fd[1] = socket(AF_INET, SOCK_STREAM, 0); - if (m_p->m_fd[1] < 0) - throw Pipe::Error("could not create socket"); - +#ifndef WIN32 + unsigned long one = 1; + if (setsockopt(m_p->m_socket, SOL_SOCKET, SO_REUSEADDR, (char*) + &one, sizeof(one)) < 0) + throw Pipe::Error("setsockopt error"); +#endif + // bind server socket struct sockaddr_in add; add.sin_family = AF_INET; add.sin_port = htons(port_to_use); add.sin_addr.s_addr = INADDR_ANY; struct sockaddr *addr = ( struct sockaddr *) &add; - + if (bind(m_p->m_socket, addr, sizeof(struct sockaddr_in))) throw Pipe::Error("could not bind on socket"); if (listen(m_p->m_socket, 3) < 0) throw Pipe::Error("could not listen on socket"); + // client socket + in_addr_t tmpadd; + tmpadd = (unsigned) inet_addr("127.0.0.1"); + if (tmpadd) + memcpy(&add.sin_addr.s_addr, &tmpadd, sizeof(struct in_addr)); + else + throw Pipe::Error("inet_addr failed"); + + m_p->m_fd[1] = socket(AF_INET, SOCK_STREAM, 0); + if (m_p->m_fd[1] < 0) + throw Pipe::Error("could not create socket"); + + m_p->nonblock(m_p->m_fd[1]); + + if (connect(m_p->m_fd[1], addr, sizeof(*addr)) < 0 && + errno != EINPROGRESS) + { + fprintf(stderr, "errno=%d[%s] tmpadd=%x\n", + errno, strerror(errno), tmpadd); + throw Pipe::Error("could not connect to socket"); + } + + // server accept struct sockaddr caddr; socklen_t caddr_len = sizeof(caddr); m_p->m_fd[0] = accept(m_p->m_socket, &caddr, &caddr_len); if (m_p->m_fd[0] < 0) throw Pipe::Error("could not accept on socket"); - - if (connect(m_p->m_fd[1], addr, sizeof(addr)) < 0) - throw Pipe::Error("could not connect to socket"); + + // complete connect + fd_set write_set; + FD_ZERO(&write_set); + FD_SET(m_p->m_fd[1], &write_set); + int r = select(m_p->m_fd[1]+1, 0, &write_set, 0, 0); + if (r != 1) + throw Pipe::Error("could not complete connect"); + + close(m_p->m_socket); + m_p->m_socket = -1; } else { - m_p->m_socket = 0; pipe(m_p->m_fd); } }