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Diffstat (limited to 'protocol/discovery/mdns.h')
| -rw-r--r-- | protocol/discovery/mdns.h | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/protocol/discovery/mdns.h b/protocol/discovery/mdns.h deleted file mode 100644 index 8fccc82e2..000000000 --- a/protocol/discovery/mdns.h +++ /dev/null @@ -1,104 +0,0 @@ -/*****************************************************************************\ - - mdns.h - mDNS related calls - - (c) 2015 Copyright HP Development Company, LP - - Permission is hereby granted, free of charge, to any person obtaining a copy - of this software and associated documentation files (the "Software"), to deal - in the Software without restriction, including without limitation the rights - to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies - of the Software, and to permit persons to whom the Software is furnished to do - so, subject to the following conditions: - - The above copyright notice and this permission notice shall be included in all - copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS - FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR - COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER - IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - Client/Server generic message format (see messaging-protocol.doc): - - Author: Sanjay Kumar -\*****************************************************************************/ - -#ifndef _DISCOVERY_MDNS_H -#define _DISCOVERY_MDNS_H - -//MDNS Packet fields -#define QTYPE_A 1 -#define QTYPE_TXT 16 -#define QTYPE_SRV 33 -#define QTYPE_AAAA 28 -#define QTYPE_PTR 12 -#define QCLASS_IN 1 -#define MDNS_HEADER_SIZE 12 - -//Error Codes -#define MDNS_STATUS_OK 0 -#define MDNS_STATUS_ERROR 1 -#define MDNS_STATUS_TIMEOUT 2 - -#define MAX_IP_ADDR_LEN 16 -#define MAX_URI_LEN 256 -#define MAX_MDL_NAME_LEN 256 -#define MAX_NAME_LENGTH 256 -#define MAX_MDNS_RESPONSE_LEN 2048 -#define MODE_READ_ALL 0 -#define MODE_READ_SINGLE 1 - -/*Relevant MDNS Resource Record(RR) fields */ -typedef struct _DNS_RECORD -{ - char ip[MAX_IP_ADDR_LEN]; - char mdl[MAX_MDL_NAME_LEN]; - char name[MAX_MDL_NAME_LEN]; - struct _DNS_RECORD *next; -}DNS_RECORD; - -typedef struct _DNS_PKT_HEADER -{ - unsigned short id; - unsigned short flags; - unsigned short questions; - unsigned short answers; - unsigned short authorities; - unsigned short additionals; -}DNS_PKT_HEADER; - - -//#define MDNS_DEBUG - -#define _STRINGIZE(x) #x -#define STRINGIZE(x) _STRINGIZE(x) - -#define BUG(args...) syslog(LOG_ERR, __FILE__ " " STRINGIZE(__LINE__) ": " args) -#ifdef MDNS_DEBUG - #define DBG(args...) syslog(LOG_INFO, __FILE__ " " STRINGIZE(__LINE__) ": " args) -#else - #define DBG(args...) -#endif - -/*Function Prototypes*/ -int mdns_probe_nw_scanners(char* buf, int buf_size, int *count); -int mdns_lookup(char* hostname, unsigned char* ip); - - -/*Helper Function Prototypes*/ -static int mdns_convert_name_to_dns(const char *name, int name_size, char *dns_name); -static int mdns_read_single_response(int udp_socket, char *recvbuffer, int recvbufsize); -static int mdns_open_socket(int *psocket); -static int mdns_send_query(int udp_socket, char *fqdn, int query_type); -static int mdns_readName(unsigned char* start, unsigned char *p, char *buf); -static int mdns_update_uris(DNS_RECORD *rr, char* uris_buf, int buf_size, int *count); -static void mdns_create_query_packet(char* fqdn, int query_type, char* dnsquery, int *length); -static void mdns_read_header(char *Response, DNS_PKT_HEADER *h); -static void mdns_parse_respponse(unsigned char *Response, DNS_RECORD *rr); -static void mdns_rr_cleanup(DNS_RECORD *rr); -static DNS_RECORD *mdns_read_responses(int udp_socket, int mode); -static unsigned char* mdns_readMDL(unsigned char *p, unsigned char *normalized_mdl, int len); -#endif // _DISCOVERY_MDNS_H - |