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Diffstat (limited to 'babeld/resend.h')
-rw-r--r-- | babeld/resend.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/babeld/resend.h b/babeld/resend.h new file mode 100644 index 0000000..d0ec046 --- /dev/null +++ b/babeld/resend.h @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: MIT +/* +Copyright (c) 2007, 2008 by Juliusz Chroboczek +*/ +#ifndef BABEL_RESEND_H +#define BABEL_RESEND_H + +#define REQUEST_TIMEOUT 65000 +#define RESEND_MAX 3 + +#define RESEND_REQUEST 1 +#define RESEND_UPDATE 2 + +struct resend { + unsigned char kind; + unsigned char max; + unsigned short delay; + struct timeval time; + unsigned char prefix[16]; + unsigned char plen; + unsigned short seqno; + unsigned char id[8]; + struct interface *ifp; + struct resend *next; +}; + +extern struct timeval resend_time; + +struct resend *find_request(const unsigned char *prefix, unsigned char plen, + struct resend **previous_return); +void flush_resends(struct neighbour *neigh); +int record_resend(int kind, const unsigned char *prefix, unsigned char plen, + unsigned short seqno, const unsigned char *id, + struct interface *ifp, int delay); +int unsatisfied_request(const unsigned char *prefix, unsigned char plen, + unsigned short seqno, const unsigned char *id); +int request_redundant(struct interface *ifp, + const unsigned char *prefix, unsigned char plen, + unsigned short seqno, const unsigned char *id); +int satisfy_request(const unsigned char *prefix, unsigned char plen, + unsigned short seqno, const unsigned char *id, + struct interface *ifp); + +void expire_resend(void); +void recompute_resend_time(void); +void do_resend(void); + +#endif /* BABEL_RESEND_H */ |