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/*
   Copyright (c) 2006-2012 Red Hat, Inc. <http://www.redhat.com>
   This file is part of GlusterFS.

   This file is licensed to you under your choice of the GNU Lesser
   General Public License, version 3 or any later version (LGPLv3 or
   later), or the GNU General Public License, version 2 (GPLv2), in all
   cases as published by the Free Software Foundation.
*/
#ifndef __CLI_CMD_H__
#define __CLI_CMD_H__

#include <netdb.h>

#include "cli.h"
#include <glusterfs/list.h>

#define GLUSTER_SHARED_STORAGE "gluster_shared_storage"

#define CLI_LOCAL_INIT(local, words, frame, dictionary)                        \
    do {                                                                       \
        local = cli_local_get();                                               \
                                                                               \
        if (local) {                                                           \
            local->words = words;                                              \
            if (dictionary)                                                    \
                local->dict = dictionary;                                      \
            if (frame)                                                         \
                frame->local = local;                                          \
        }                                                                      \
    } while (0)

#define CLI_STACK_DESTROY(_frame)                                              \
    do {                                                                       \
        if (_frame) {                                                          \
            if (_frame->local) {                                               \
                gf_log("cli", GF_LOG_DEBUG,                                    \
                       "frame->local "                                         \
                       "is not NULL (%p)",                                     \
                       _frame->local);                                         \
                cli_local_wipe(_frame->local);                                 \
                _frame->local = NULL;                                          \
            }                                                                  \
            STACK_DESTROY(_frame->root);                                       \
        }                                                                      \
    } while (0);

typedef enum { GF_ANSWER_YES = 1, GF_ANSWER_NO = 2 } gf_answer_t;

struct cli_cmd {
    const char *pattern;
    cli_cmd_cbk_t *cbk;
    const char *desc;
    cli_cmd_reg_cbk_t *reg_cbk; /* callback to check in runtime if the   *
                                 * command should be enabled or disabled */
    gf_boolean_t disable;
};

struct cli_cmd_volume_get_ctx_ {
    char *volname;
    int flags;
};

typedef struct cli_profile_info_ {
    uint64_t fop_hits;
    double min_latency;
    double max_latency;
    double avg_latency;
    char *fop_name;
    double percentage_avg_latency;
} cli_profile_info_t;

typedef struct cli_cmd_volume_get_ctx_ cli_cmd_volume_get_ctx_t;

int
cli_cmd_volume_register(struct cli_state *state);

int
cli_cmd_probe_register(struct cli_state *state);

int
cli_cmd_system_register(struct cli_state *state);

int
cli_cmd_snapshot_register(struct cli_state *state);

int
cli_cmd_global_register(struct cli_state *state);

int
cli_cmd_misc_register(struct cli_state *state);

struct cli_cmd_word *
cli_cmd_nextword(struct cli_cmd_word *word, const char *text);
void
cli_cmd_tokens_destroy(char **tokens);

int
cli_cmd_await_response(unsigned time);

int
cli_cmd_broadcast_response(int32_t status);

int
cli_cmd_lock();

int
cli_cmd_unlock();

int
cli_cmd_submit(struct rpc_clnt *rpc, void *req, call_frame_t *frame,
               rpc_clnt_prog_t *prog, int procnum, struct iobref *iobref,
               xlator_t *this, fop_cbk_fn_t cbkfn, xdrproc_t xdrproc);

int
cli_cmd_pattern_cmp(void *a, void *b);

void
cli_cmd_sort(struct cli_cmd *cmd, int count);

gf_answer_t
cli_cmd_get_confirmation(struct cli_state *state, const char *question);
int
cli_cmd_sent_status_get(int *status);

gf_boolean_t
_limits_set_on_volume(char *volname, int type);

#endif /* __CLI_CMD_H__ */