fd_read.h

Go to the documentation of this file.

/*
 *      Common finalization code for the read functions.
 *
 *      This is in a header file because of "goto retry" in fd_errno.h.
 *
 *      @todo - do we want the callbacks to notify the _previous_ BIO in the chain?  That way the top-level
 *      BIO can notify the application.
 */
if (rcode > 0) {
        /*
         *      We weren't blocked, so we're still not blocked.
         */
        if (!my->info.read_blocked) {
                return rcode;   
        }
 
        /*
         *      We were blocked.  Since we just read data, we're now unblocked.
         */
        my->info.read_blocked = false;
 
        /*
         *      Call the "resume" function when we transition to being unblocked.
         */
        if (my->cb.read_resume) {
                int error;
 
                error = my->cb.read_resume((fr_bio_t *) my);
                if (error < 0) return error;
        }
 
        return rcode;
}
 
/*
 *      Don't check for rcode==0, the caller has to do that.  This is because
 *      read of 0 is different for datagram and stream sockets.
 */
 
#undef flag_blocked
#define flag_blocked read_blocked
#include "fd_errno.h"