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#ifndef SAP_H
#define SAP_H 1
#include "getstream.h"
#include "output.h"
struct sappkt_s {
uint8_t version:3,
addrtype:1,
reserved:1,
msgtype:1,
encryption:1,
compressed:1;
uint8_t authlen;
uint16_t msgidhash;
uint32_t origin;
};
struct sap_s {
/* Config items */
int scope;
char *group;
int port;
char *announcehost;
int announceport;
char *playgroup;
int interval;
char *uri;
char *description;
GList *emaillist;
GList *phonelist;
GList *attributelist;
/* SAP socket port and address */
int fd,
ttl;
struct event event;
int sid; /* Session Identifier */
char *name; /* Session Name */
char *cdata; /* Connection Data RFC2327 */
char *mdata; /* Media Announcement Data RFC2327 */
char *odata; /* Origin Data RFC2327 */
uint32_t originatingaddr; /* Originating Address for the SAP header */
struct output_s *output;
};
#define SAP_ADDRTYPE_V4 0
#define SAP_ADDRTYPE_V6 1
#define SAP_MSGTYPE_ANNOUNCE 1
#define SAP_MSGTYPE_DELETE 0
#define SAP_V4_GLOBAL_ADDRESS "224.2.127.254"
#define SAP_V4_ORG_ADDRESS "239.195.255.255" /* Organization-local SAP address */
#define SAP_V4_LOCAL_ADDRESS "239.255.255.255" /* Local (smallest non-link-local scope) SAP address */
#define SAP_V4_LINK_ADDRESS "224.0.0.255" /* Link-local SAP address */
#define SAP_TTL 15
#define SAP_PORT 9875 /* As per RFC 2974 */
#define SAP_MAX_SIZE 1024 /* As per RFC 2974 */
int sap_init(struct sap_s *sap);
enum {
SAP_SCOPE_NONE = 0,
SAP_SCOPE_GLOBAL,
SAP_SCOPE_ORG,
SAP_SCOPE_LOCAL,
SAP_SCOPE_LINK
};
#endif
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