option.h

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/*
 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 *    conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 *    of conditions and the following disclaimer in the documentation and/or other materials
 *    provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
 *    to endorse or promote products derived from this software without specific prior written
 *    permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
 
#ifndef _OPTION_H
#define _OPTION_H
 
#include "perf.h"
 
#ifdef  __cplusplus
#if  __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
 
#define CMD_MAX_PARAMS 10
typedef int (*CALL_BACK)(const char *argv);
 
enum OptionType {
    OPTION_TYPE_UINT,
    OPTION_TYPE_STRING,
    OPTION_TYPE_CALLBACK,
};
 
typedef struct {
    int type;
    const char *name;
    const char **str;
    unsigned int *value;
    CALL_BACK cb;
} PerfOption;
 
typedef struct {
    const char *path;
    char *params[CMD_MAX_PARAMS];
} SubCmd;
 
#define OPTION_END()          {.name = ""}
#define OPTION_UINT(n, v)     {.type = OPTION_TYPE_UINT,     .name = (n), .value = (v)}
#define OPTION_STRING(n, s)   {.type = OPTION_TYPE_STRING,   .name = (n), .str = (s)}
#define OPTION_CALLBACK(n, c) {.type = OPTION_TYPE_CALLBACK, .name = (n), .cb = (c)}
 
int ParseOptions(int argc, char **argv, PerfOption *opt, SubCmd *cmd);
int ParseEvents(const char *argv, PerfEventConfig *eventsCfg, unsigned int *len);
int ParseIds(const char *argv, int *arr, unsigned int *len);
 
#ifdef __cplusplus
#if __cplusplus
}
#endif
#endif
 
#endif /* _OPTION_H */