/* SPDX-License-Identifier: GPL-2.0 */
/*
 * linux/include/linux/sunrpc/stats.h
 *
 * Client statistics collection for SUN RPC
 *
 * Copyright (C) 1996 Olaf Kirch <[email protected]>
 */

#ifndef _LINUX_SUNRPC_STATS_H
#define _LINUX_SUNRPC_STATS_H

#include <linux/proc_fs.h>

struct rpc_stat {
    const struct rpc_program *program;

    unsigned int        netcnt,
                netudpcnt,
                nettcpcnt,
                nettcpconn,
                netreconn;
    unsigned int        rpccnt,
                rpcretrans,
                rpcauthrefresh,
                rpcgarbage;
};

struct svc_stat {
    struct svc_program *    program;

    unsigned int        netcnt,
                netudpcnt,
                nettcpcnt,
                nettcpconn;
    unsigned int        rpccnt,
                rpcbadfmt,
                rpcbadauth,
                rpcbadclnt;
};

struct net;
#ifdef CONFIG_PROC_FS
int            rpc_proc_init(struct net *);
void            rpc_proc_exit(struct net *);
#else
static inline int rpc_proc_init(struct net *net)
{
    return 0;
}

static inline void rpc_proc_exit(struct net *net)
{
}
#endif

#ifdef MODULE
void            rpc_modcount(struct inode *, int);
#endif

#ifdef CONFIG_PROC_FS
struct proc_dir_entry *    rpc_proc_register(struct net *,struct rpc_stat *);
void            rpc_proc_unregister(struct net *,const char *);
void            rpc_proc_zero(const struct rpc_program *);
struct proc_dir_entry *    svc_proc_register(struct net *, struct svc_stat *,
                      const struct proc_ops *);
void            svc_proc_unregister(struct net *, const char *);

void            svc_seq_show(struct seq_file *,
                     const struct svc_stat *);
#else

static inline struct proc_dir_entry *rpc_proc_register(struct net *net, struct rpc_stat *s) { return NULL; }
static inline void rpc_proc_unregister(struct net *net, const char *p) {}
static inline void rpc_proc_zero(const struct rpc_program *p) {}

static inline struct proc_dir_entry *svc_proc_register(struct net *net, struct svc_stat *s,
                               const struct proc_ops *proc_ops) { return NULL; }
static inline void svc_proc_unregister(struct net *net, const char *p) {}

static inline void svc_seq_show(struct seq_file *seq,
                const struct svc_stat *st) {}
#endif

#endif /* _LINUX_SUNRPC_STATS_H */