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Annotation of mqtt/src/utils.c, revision 1.4

1.4     ! misho       1: /*************************************************************************
        !             2: * (C) 2011 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
        !             3: *  by Michael Pounov <misho@openbsd-bg.org>
        !             4: *
        !             5: * $Author: misho $
        !             6: * $Id: utils.c,v 1.3.2.1 2012/07/03 12:22:56 misho Exp $
        !             7: *
        !             8: **************************************************************************
        !             9: The ELWIX and AITNET software is distributed under the following
        !            10: terms:
        !            11: 
        !            12: All of the documentation and software included in the ELWIX and AITNET
        !            13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
        !            14: 
        !            15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
        !            16:        by Michael Pounov <misho@elwix.org>.  All rights reserved.
        !            17: 
        !            18: Redistribution and use in source and binary forms, with or without
        !            19: modification, are permitted provided that the following conditions
        !            20: are met:
        !            21: 1. Redistributions of source code must retain the above copyright
        !            22:    notice, this list of conditions and the following disclaimer.
        !            23: 2. Redistributions in binary form must reproduce the above copyright
        !            24:    notice, this list of conditions and the following disclaimer in the
        !            25:    documentation and/or other materials provided with the distribution.
        !            26: 3. All advertising materials mentioning features or use of this software
        !            27:    must display the following acknowledgement:
        !            28: This product includes software developed by Michael Pounov <misho@elwix.org>
        !            29: ELWIX - Embedded LightWeight unIX and its contributors.
        !            30: 4. Neither the name of AITNET nor the names of its contributors
        !            31:    may be used to endorse or promote products derived from this software
        !            32:    without specific prior written permission.
        !            33: 
        !            34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
        !            35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            44: SUCH DAMAGE.
        !            45: */
1.2       misho      46: #include "global.h"
1.3       misho      47: #include "mqttd.h"
                     48: #include "mqttd_calls.h"
1.2       misho      49: 
                     50: 
1.3       misho      51: inline int
                     52: srv_Socket(cfg_root_t * __restrict cfg)
1.2       misho      53: {
1.3       misho      54:        int s = -1;
                     55:        ait_val_t v;
1.2       misho      56:        u_short port;
1.3       misho      57:        io_sockaddr_t sa = {{ 0 }};
1.2       misho      58: 
                     59:        ioTRACE(2);
                     60: 
1.3       misho      61:        assert(cfg);
                     62: 
                     63:        cfg_loadAttribute(cfg, "mqttd", "port", &v, MQTT_PORT);
                     64:        port = strtol(AIT_GET_STR(&v), NULL, 0);
                     65:        AIT_FREE_VAL(&v);
                     66:        cfg_loadAttribute(cfg, "mqttd", "listen", &v, MQTT_HOST);
                     67:        if (!io_gethostbyname(AIT_GET_STR(&v), port, &sa)) {
                     68:                ioLIBERR(io);
                     69:                AIT_FREE_VAL(&v);
1.2       misho      70:                return -1;
1.3       misho      71:        } else
                     72:                AIT_FREE_VAL(&v);
1.2       misho      73: 
1.3       misho      74:        s = mqtt_srv_Create(&sa.sa, sa.sa.sa_len);
1.2       misho      75:        if (s == -1) {
1.3       misho      76:                ioLIBERR(mqtt);
1.2       misho      77:                return -1;
                     78:        }
                     79: 
1.3       misho      80:        ioDEBUG(7, "Created socket=%d\n", s);
1.2       misho      81:        return s;
                     82: }
                     83: 
1.3       misho      84: inline int
1.2       misho      85: srv_Close(int s)
                     86: {
                     87:        ioTRACE(2);
                     88: 
1.3       misho      89:        ioDEBUG(7, "Closing socket=%d\n", s);
                     90:        return mqtt_srv_Destroy(s);
1.2       misho      91: }