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Differential D29245 Diff 85686 sys/netpfil/ipfw/dn_aqm.h

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sys/netpfil/ipfw/dn_aqm.h

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typedef uint32_t aqm_time_t; typedef uint32_t aqm_time_t;
typedef int32_t aqm_stime_t; typedef int32_t aqm_stime_t;
#define DN_AQM_MTAG_TS 55345 #define DN_AQM_MTAG_TS 55345
/* Macro for variable bounding */ /* Macro for variable bounding */
#define BOUND_VAR(x,l,h) ((x) > (h)? (h) : ((x) > (l)? (x) : (l))) #define BOUND_VAR(x,l,h) ((x) > (h)? (h) : ((x) > (l)? (x) : (l)))
/* sysctl variable to count number of dropped packets */
extern unsigned long io_pkt_drop;
/* /*
* Structure for holding data and function pointers that together represent a * Structure for holding data and function pointers that together represent a
* AQM algorithm. * AQM algorithm.
*/ */
struct dn_aqm { struct dn_aqm {
#define DN_AQM_NAME_MAX 50 #define DN_AQM_NAME_MAX 50
char name[DN_AQM_NAME_MAX]; /* name of AQM algorithm */ char name[DN_AQM_NAME_MAX]; /* name of AQM algorithm */
uint32_t type; /* AQM type number */ uint32_t type; /* AQM type number */
▲ Show 20 Lines • Show All 65 Lines • ▼ Show 20 Linesupdate_stats(struct dn_queue *q, int len, int drop)
if (len < 0) if (len < 0)
inc = -1; inc = -1;
else if(len > 0) else if(len > 0)
inc = 1; inc = 1;
if (drop) { if (drop) {
qni->drops++; qni->drops++;
sni->drops++; sni->drops++;
io_pkt_drop++; dn_cfg.io_pkt_drop++;
} else { } else {
/*update queue stats */ /*update queue stats */
qni->length += inc; qni->length += inc;
qni->len_bytes += len; qni->len_bytes += len;
/*update scheduler instance stats */ /*update scheduler instance stats */
sni->length += inc; sni->length += inc;
sni->len_bytes += len; sni->len_bytes += len;
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