iSulad/src/cmd/commander.h
lifeng d71ef75fa5 iSulad: sync from upstrem at 4.27
Signed-off-by: lifeng <lifeng68@huawei.com>
2020-04-27 09:46:24 +08:00

127 lines
3.7 KiB
C

/******************************************************************************
* Copyright (c) Huawei Technologies Co., Ltd. 2017-2019. All rights reserved.
* iSulad licensed under the Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
* PURPOSE.
* See the Mulan PSL v2 for more details.
* Author: tanyifeng
* Create: 2017-11-22
* Description: provide command definition
******************************************************************************/
#ifndef __COMMANDER_H_
#define __COMMANDER_H_
#include <unistd.h>
#include <stdio.h>
#include <stdbool.h>
#include "host_config.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifndef COMMANDER_MAX_OPTIONS
#define COMMANDER_MAX_OPTIONS 64
#endif
typedef enum {
/* no arguments */
CMD_OPT_TYPE_BOOL,
CMD_OPT_TYPE_BOOL_FALSE,
/* required arguments */
CMD_OPT_TYPE_STRING,
CMD_OPT_TYPE_STRING_DUP,
CMD_OPT_TYPE_CALLBACK
} command_option_type_t;
struct _command;
struct command_option;
typedef int(*command_callback_t)(struct command_option *options, const char *arg);
typedef struct command_option {
command_option_type_t type;
bool hasdata;
const char *large;
int small;
void *data;
const char *description;
command_callback_t cb;
} command_option_t;
typedef struct _command {
const char *type;
const char *usage;
const char *description;
const char *name;
const char *version;
int option_count;
command_option_t *options;
int argc;
const char **argv;
} command_t;
int command_valid_socket(command_option_t *option, const char *arg);
void command_init(command_t *self, command_option_t *opts, int opts_len, int argc, const char **argv,
const char *description, const char *usage);
int compare_options(const void *s1, const void *s2);
void print_options(int options_len, const command_option_t *options);
void command_help(command_t *self);
void command_option(command_t *self, command_option_type_t type, void *data,
int small, const char *large, const char *desc, command_callback_t cb);
int command_parse_args(command_t *self, int *argc, char * const **argv);
int have_short_options(command_t *self, char arg);
int command_valid_socket_append_array(command_option_t *option, const char *arg);
int command_append_array(command_option_t *option, const char *arg);
int command_convert_u16(command_option_t *option, const char *arg);
int command_convert_llong(command_option_t *opt, const char *arg);
int command_convert_uint(command_option_t *opt, const char *arg);
int command_convert_int(command_option_t *option, const char *arg);
int command_convert_nanoseconds(command_option_t *option, const char *arg);
int command_convert_membytes(command_option_t *option, const char *arg);
int command_convert_memswapbytes(command_option_t *option, const char *arg);
int command_default_ulimit_append(command_option_t *option, const char *arg);
size_t ulimit_array_len(host_config_ulimits_element **default_ulimit);
int ulimit_array_append(host_config_ulimits_element ***default_ulimit,
const host_config_ulimits_element *element,
const size_t len);
int check_default_ulimit_type(const char *type);
void free_default_ulimit(host_config_ulimits_element **default_ulimit);
int command_convert_swappiness(command_option_t *option, const char *arg);
#ifdef __cplusplus
}
#endif
#endif /* COMMANDER_H */