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  • Committer: Bazaar Package Importer
  • Author(s): Herve Rousseau
  • Date: 2007-05-31 17:23:59 UTC
  • Revision ID: james.westby@ubuntu.com-20070531172359-76b6p4jdyeyvno25
Tags: upstream-20070419
Import upstream version 20070419

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sap.h
 
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#ifndef SAP_H
 
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#define SAP_H 1
 
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#include "getstream.h"
 
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#include "stream.h"
 
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struct sappkt_s {
 
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        uint8_t version:3,
 
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                addrtype:1,
 
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                reserved:1,
 
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                msgtype:1,
 
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                encryption:1,
 
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                compressed:1;
 
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        uint8_t         authlen;
 
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        uint16_t        msgidhash;
 
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        uint32_t        origin;
 
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};
 
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struct sap_s {
 
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        /* Config items */
 
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        char                    *scope;
 
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        char                    *group;
 
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        int                     port;
 
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        char                    *announcehost;
 
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        int                     announceport;
 
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        char                    *playgroup;
 
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        /* SAP socket port and address */
 
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        int                     fd,
 
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                                ttl;
 
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        struct event            event;
 
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        char                    *name;  /* Session Name */
 
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        char                    *cdata; /* Connection Data RFC2327 */
 
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        char                    *mdata; /* Media Announcement Data RFC2327 */
 
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        char                    *odata; /* Origin Data RFC2327 */
 
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        uint32_t                addr;   /* For the SAP header */
 
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        struct stream_s         *stream;
 
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};
 
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#define SAP_ADDRTYPE_V4         0
 
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#define SAP_ADDRTYPE_V6         1
 
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#define SAP_MSGTYPE_ANNOUNCE    1
 
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#define SAP_MSGTYPE_DELETE      0
 
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#define SAP_V4_GLOBAL_ADDRESS   "224.2.127.254"
 
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#define SAP_V4_ORG_ADDRESS      "239.195.255.255" /* Organization-local SAP address */
 
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#define SAP_V4_LOCAL_ADDRESS    "239.255.255.255" /* Local (smallest non-link-local scope) SAP address */
 
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#define SAP_V4_LINK_ADDRESS     "224.0.0.255"   /* Link-local SAP address */
 
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#define SAP_TTL         15
 
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#define SAP_PORT        9875                            /* As per RFC 2974 */
 
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#define SAP_MAX_SIZE    1024                            /* As per RFC 2974 */
 
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int sap_init(struct channel_s *channel);
 
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#endif