/*
* $FreeBSD$
*
* userspace compatibility code for dummynet schedulers
*/
#ifndef _DN_TEST_H
#define _DN_TEST_H
#ifdef __cplusplus
extern "C" {
#endif
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <strings.h> /* bzero, ffs, ... */
#include <string.h> /* strcmp */
#include <errno.h>
#include <sys/queue.h>
#include <sys/time.h>
extern int debug;
#define ND(fmt, args...) do {} while (0)
#define D1(fmt, args...) do {} while (0)
#define D(fmt, args...) fprintf(stderr, "%-10s %4d %-8s " fmt "\n", \
__FILE__, __LINE__, __FUNCTION__, ## args)
#define DX(lev, fmt, args...) do { \
if (debug > lev) D(fmt, ## args); } while (0)
#ifndef offsetof
#define offsetof(t,m) (int)(intptr_t)((&((t *)0L)->m))
#endif
#if defined(__APPLE__) // XXX osx
typedef unsigned int u_int;
#endif /* osx */
#include <mylist.h>
/* prevent include of other system headers */
#define _NETINET_IP_VAR_H_ /* ip_fw_args */
#define _IPFW2_H
#define _SYS_MBUF_H_
enum {
DN_QUEUE,
};
enum {
DN_SCHED_FIFO,
DN_SCHED_WF2QP,
};
/* from ip_dummynet.h, fields used in ip_dn_private.h */
struct dn_id {
uint16_t len; /* total len inc. this header */
uint8_t type;
uint8_t subtype;
// uint32_t id; /* generic id */
};
/* (from ip_dummynet.h)
* A flowset, which is a template for flows. Contains parameters
* from the command line: id, target scheduler, queue sizes, plr,
* flow masks, buckets for the flow hash, and possibly scheduler-
* specific parameters (weight, quantum and so on).
*/
struct dn_fs {
/* generic scheduler parameters. Leave them at -1 if unset.
* Now we use 0: weight, 1: lmax, 2: priority
*/
int par[4]; /* flowset parameters */
/* simulation entries.
* 'index' is not strictly necessary
* y is used for the inverse mapping ,
*/
int index;
int y; /* inverse mapping */
int base_y; /* inverse mapping */
int next_y; /* inverse mapping */
int n_flows;
int first_flow;
int next_flow; /* first_flow + n_flows */
/*
* when generating, let 'cur' go from 0 to n_flows-1,
* then point to flow first_flow + cur
*/
int cur;
};
/* (ip_dummynet.h)
* scheduler template, indicating nam, number, mask and buckets
*/
struct dn_sch {
};
/* (from ip_dummynet.h)
* dn_flow collects flow_id and stats for queues and scheduler
* instances, and is used to pass these info to userland.
* oid.type/oid.subtype describe the object, oid.id is number
* of the parent object.
*/
struct dn_flow {
struct dn_id oid;
uint64_t tot_pkts;
uint64_t tot_bytes;
uint32_t length; /* Queue length, in packets */
uint32_t len_bytes; /* Queue length, in bytes */
uint32_t drops;
//uint32_t flow_id;
/* the following fields are used by the traffic generator.
*/
struct list_head h; /* used by the generator */
/* bytes served by the flow since the last backlog time */
uint64_t bytes;
/* bytes served by the system at the last backlog time */
uint64_t sch_bytes;
};
/* the link */
struct dn_link {
};
struct ip_fw_args {
};
struct mbuf {
struct {
int len;
} m_pkthdr;
struct mbuf *m_nextpkt;
uint32_t flow_id; /* for testing, index of a flow */
//int flowset_id; /* for testing, index of a flowset */
//void *cfg; /* config args */
};
#define MALLOC_DECLARE(x) extern volatile int __dummy__ ## x
#define KASSERT(x, y) do { if (!(x)) printf y ; exit(0); } while (0)
struct ipfw_flow_id {
};
typedef void * module_t;
struct _md_t {
const char *name;
int (*f)(module_t, int, void *);
void *p;
};
typedef struct _md_t moduledata_t;
#define DECLARE_MODULE(name, b, c, d) \
moduledata_t *_g_##name = & b
#define MODULE_DEPEND(a, b, c, d, e)
#include <dn_heap.h>
#include <ip_dn_private.h>
#include <dn_sched.h>
#ifndef __FreeBSD__
int fls(int);
#endif
static inline void
mq_append(struct mq *q, struct mbuf *m)
{
if (q->head == NULL)
q->head = m;
else
q->tail->m_nextpkt = m;
q->tail = m;
m->m_nextpkt = NULL;
}
#ifdef __cplusplus
}
#endif
#endif /* _DN_TEST_H */
