X-Git-Url: http://developer.intra2net.com/git/?p=libt2n;a=blobdiff_plain;f=src%2Fsocket_handler.cpp;h=11acc81790422af2eb9a0374c0ffb8e9e0114609;hp=2856adf4e67a5de09ad920628fbe6f07d3216dba;hb=d535333ffe637c9e547e68b792f334c229641520;hpb=9424729586fdb0aabb671d2f1266bdb07e0bed38 diff --git a/src/socket_handler.cpp b/src/socket_handler.cpp index 2856adf..11acc81 100644 --- a/src/socket_handler.cpp +++ b/src/socket_handler.cpp @@ -38,6 +38,7 @@ #include "socket_handler.hxx" #include "t2n_exception.hxx" +#include "log.hxx" using namespace std; @@ -51,59 +52,31 @@ void socket_handler::set_socket_options(int sock) /* fast reuse enable */ if (setsockopt(sock,SOL_SOCKET, SO_REUSEADDR, &i, sizeof(i)) < 0) - { - string err="error setting socket option: "; - err+=strerror(errno); - log(error, err); - throw t2n_communication_error(err); - } + EXCEPTIONSTREAM(error,t2n_communication_error,"error setting socket option: " << strerror(errno)); /* keepalive enable */ if (setsockopt(sock,SOL_SOCKET, SO_KEEPALIVE, &i, sizeof(i)) < 0) - { - string err="error setting socket option: "; - err+=strerror(errno); - log(error, err); - throw t2n_communication_error(err); - } + EXCEPTIONSTREAM(error,t2n_communication_error,"error setting socket option: " << strerror(errno)); /* close on exec */ int fdflags; fdflags=fcntl(sock,F_GETFD, 0); if (fdflags < 0) - { - string err="fcntl error on socket: "; - err+=strerror(errno); - log(error, err); - throw t2n_communication_error(err); - } + EXCEPTIONSTREAM(error,t2n_communication_error,"fcntl error on socket: " << strerror(errno)); + fdflags |= FD_CLOEXEC; if (fcntl(sock,F_SETFD,fdflags) < 0) - { - string err="fcntl error on socket: "; - err+=strerror(errno); - log(error, err); - throw t2n_communication_error(err); - } + EXCEPTIONSTREAM(error,t2n_communication_error,"fcntl error on socket: " << strerror(errno)); /* non-blocking mode */ int flflags; flflags=fcntl(sock,F_GETFL,0); if (flflags < 0) - { - string err="fcntl error on socket: "; - err+=strerror(errno); - log(error, err); - throw t2n_communication_error(err); - } + EXCEPTIONSTREAM(error,t2n_communication_error,"fcntl error on socket: " << strerror(errno)); + flflags |= O_NONBLOCK; if (fcntl(sock,F_SETFL,flflags) < 0) - { - string err="fcntl error on socket: "; - err+=strerror(errno); - log(error, err); - throw t2n_communication_error(err); - } + EXCEPTIONSTREAM(error,t2n_communication_error,"fcntl error on socket: " << strerror(errno)); } /// close the underlying socket connection. Don't call directly, use the version provided @@ -189,11 +162,12 @@ bool socket_handler::fill_buffer(std::string& buffer) else if (errno == EINTR) { // interrupted, try again + LOGSTREAM(debug,"EINTR received on read(), trying again"); try_again=true; } else { - log(error,string("error reading from socket : ")+strerror(errno)); + LOGSTREAM(error,"error reading from socket : " << strerror(errno)); // TODO: exception? return false; } @@ -202,13 +176,17 @@ bool socket_handler::fill_buffer(std::string& buffer) // End-of-file if (nbytes == 0 && !try_again) { + LOGSTREAM(debug,"0 bytes received on read(), closing connection"); close(); return false; } // Data read -> store it if (nbytes > 0) + { buffer.assign(socket_buffer,nbytes); + LOGSTREAM(debug,nbytes << " bytes read"); + } // more data waiting -> recurse if (data_waiting(0)) @@ -237,22 +215,19 @@ void socket_handler::socket_write(const std::string& data) rtn == -1 && (errno == EAGAIN || errno == EINTR)) { usleep (80000); - log(debug,"resuming write() call after EAGAIN or EINTR"); + LOGSTREAM(debug,"resuming write() call after EAGAIN or EINTR"); } if (rtn == -1) { - log(error,string("write() returned ")+strerror(errno)); + LOGSTREAM(error,"write() returned " << strerror(errno)); // TODO: exception? return; } else if (rtn != write_size) { - ostringstream msg; - msg << "write() wrote " << rtn << " bytes, should have been " - << write_size << " (complete: " << data.size() << ")"; - - log(error,msg.str()); + LOGSTREAM(error,"write() wrote " << rtn << " bytes, should have been " + << write_size << " (complete: " << data.size() << ")"); // TODO: exception? return; @@ -261,6 +236,8 @@ void socket_handler::socket_write(const std::string& data) offset += write_size; } + LOGSTREAM(debug,"wrote " << data.size() << " bytes"); + return; }