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incoming: add some comments

This commit is contained in:
Heikki Hannikainen 2012-09-21 01:40:04 +03:00
parent 51e84d8f90
commit 1600362afc
1 changed files with 11 additions and 2 deletions
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13
src/incoming.c
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@ -205,6 +205,9 @@ void pbuf_free_many(struct pbuf_t **array, int numbufs)
#endif
}
/*
* pbuf_dump_*: tools to dump packet buffers to a file
*/
static void pbuf_dump_entry(FILE *fp, struct pbuf_t *pb)
{
@ -238,6 +241,11 @@ void pbuf_dupe_dump(FILE *fp)
}
}
/*
* get a buffer for an incoming packet, from either a thread-local
* freelist of preallocated buffers, or from the global cellmalloc
* area.
*/
static struct pbuf_t *pbuf_get(struct worker_t *self, int len)
{
@ -275,7 +283,7 @@ static struct pbuf_t *pbuf_get(struct worker_t *self, int len)
allocarray = alloca(bunchlen * sizeof(void*));
if (*pool) {
/* fine, just get the first buffer from the pool...
/* fine, just get the first buffer from the freelist pool...
* the pool is not doubly linked (not necessary)
*/
pb = *pool;
@ -744,7 +752,8 @@ int incoming_parse(struct worker_t *self, struct client_t *c, char *s, int len)
}
/*
* Handler called by the socket reading function for normal APRS-IS traffic
* Handler called once for each input APRS-IS line by the socket reading function
* for normal APRS-IS traffic.
*/
int incoming_handler(struct worker_t *self, struct client_t *c, int l4proto, char *s, int len)