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