scpd_basic.c

UPnP协议中的控制设备(CD)的例子程序

/*
** Copyright (c) 2004 Axis Communications AB.
** All rights reserved.
** 
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are met:
** 
** * Redistributions of source code must retain the above copyright notice,
**   this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright notice,
**   this list of conditions and the following disclaimer in the documentation
**   and/or other materials provided with the distribution.
** * Neither name of Axis Communications AB nor the names of its contributors
**   may be used to endorse or promote products derived from this software
**   without specific prior written permission.
** 
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR
** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
** PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
** OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
** NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <syslog.h>
#include <upnp/upnp.h>
#include "../main/debug.h"
#include "basic_device.h"

static char *scpdBasicDesc = "\
<?xml version=\"1.0\"?>\r\n\
<scpd xmlns=\"urn:schemas-upnp-org:service-1-0\">\r\n\
  <specVersion>\r\n\
    <major>1</major>\r\n\
    <minor>0</minor>\r\n\
  </specVersion>\r\n\
  <serviceStateTable>\r\n\
    <stateVariable sendEvents=\"no\">\r\n\
      <name>Status</name>\r\n\
      <dataType>string</dataType>\r\n\
      <defaultValue>OK</defaultValue>\r\n\
      <allowedValueList>\r\n\
        <allowedValue>OK</allowedValue>\r\n\
      </allowedValueList>\r\n\
    </stateVariable>\r\n\
  </serviceStateTable>\r\n\
</scpd>\r\n";

void
createSCPDBasicDescDoc(struct GlobalConfig *config)
{
  char *tmp;
  FILE *doc;

  /* Create SCPD document for basic service. */
  asprintf(&tmp, "%s/%s", WEB_SERVER_ROOT, SCPD_BASIC_DOC);
  doc = fopen(tmp, "w+");
  if (doc == NULL) {
    syslog(LOG_CRIT, "fopen(%s): %s", tmp, strerror(errno));
    exit(EXIT_FAILURE);
  }
  fprintf(doc, scpdBasicDesc);
  fclose(doc);
  free(tmp);
}

void
removeSCPDBasicDescDoc()
{
  char *tmp;
  asprintf(&tmp, "%s/%s", WEB_SERVER_ROOT, SCPD_BASIC_DOC);
  unlink(tmp);
  free(tmp);
}