X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=Socket%2FClientSocketHandle.ct;h=17a518ef6da176338612ac04cdaa0b8d22a1d70d;hb=9a988902090d28007578e93bffd809f6bd913155;hp=0c6b61b86a710820e3410dbca00cb5552ee3a88d;hpb=032707d24b1059febe83ce56b11fd79df106c6e2;p=senf.git diff --git a/Socket/ClientSocketHandle.ct b/Socket/ClientSocketHandle.ct index 0c6b61b..17a518e 100644 --- a/Socket/ClientSocketHandle.ct +++ b/Socket/ClientSocketHandle.ct @@ -1,6 +1,6 @@ // $Id$ // -// Copyright (C) 2006 +// Copyright (C) 2006 // Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS) // Kompetenzzentrum fuer Satelitenkommunikation (SatCom) // Stefan Bund @@ -20,7 +20,9 @@ // Free Software Foundation, Inc., // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -// Definition of non-inline template functions +/** \file + \brief ClientSocketHandle non-inline template implementation + */ //#include "ClientSocketHandle.ih" @@ -41,8 +43,8 @@ template prefix_ void senf::ClientSocketHandle::read(std::string & buffer, unsigned limit) { unsigned nread = available(); - if (limit>0 && nread>limit) - nread = limit; + if (limit>0 && nread>limit) + nread = limit; /** \fixme This is not necessary correct and more or less a hack ... */ buffer.assign(nread,0); unsigned rv = this->read(const_cast(buffer.data()),nread); @@ -85,7 +87,7 @@ prefix_ unsigned senf::ClientSocketHandle::write(std::string const & dat // DatagramFramingPolicy sockets will ALWAYS either write the // complete datagram or nothing at all while (written < data.size()) { - unsigned n = this->write(data.data()+written,data.size()-written); + unsigned n = this->write(data.data()+written,data.size()-written); if (n == 0) throw SystemException(EPIPE); written += n; @@ -98,8 +100,14 @@ prefix_ unsigned senf::ClientSocketHandle::available() { unsigned nread = this->protocol().available(); if (nread == 0 && this->blocking()) { - this->waitReadable(); - nread = this->protocol().available(); + // We have to block explicitly here so we can return the + // number of bytes available explicitly. If no more date can + // be expected to arive (i.e. the other end has closed the + // connection), the socket will always be in the readable + // state. This is the only case when available() will return + // 0. + this->waitReadable(); + nread = this->protocol().available(); } return nread; } @@ -110,5 +118,8 @@ prefix_ unsigned senf::ClientSocketHandle::available() // Local Variables: // mode: c++ +// fill-column: 100 // c-file-style: "senf" +// indent-tabs-mode: nil +// ispell-local-dictionary: "american" // End: