On 11/11/2017 08:33 PM, Eric Blake wrote: > This is a minimal implementation of an NBD forwarder; it lets us > convert between old and newstyle connections (great if a client > expects one style but the real server only provides the other), > or add TLS safety on top of a server without having to rewrite > that server. Right now, the real server is expected to live > on a named Unix socket, and the transactions are serialized > rather than interleaved; further enhancements could be made to > also permit TCP servers or more efficient transmission. >
> +/* Read an entire buffer, returning 0 on success or -1 with errno set */ > +static int read_full (int fd, void *buf, size_t len) > +{ > + ssize_t r; > + > + while (len) { > + r = read (fd, buf, len); > + if (r < 0) { > + if (errno == EINTR || errno == EAGAIN) > + continue; > + return -1; Hmm, emacs picked TAB indentation, but it looks like we prefer spaces (I certainly prefer it, but forgot to tell emacs my preferences, and the project doesn't have an automatic .dir-locals.el). Do you need me to resubmit with the TABs removed? Should we add a .dir-locals.el? -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3266 Virtualization: qemu.org | libvirt.org
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