PracticeDev/study_clang/Mimic/OperateNos/FOperateNos.h

/*************************************************************************
	> File Name : OperateNos.h
	> Author : TL Song
	> EMail : songtianlun@frytea.com
	> Created Time : Thu 03 Dec 2020 09:13:48 AM CST
 ************************************************************************/

#include <stdio.h>
#include <iostream>
#include <ctype.h>
#include <string.h>
#include <zmq.h>
#include <unistd.h>

#define ZMQ_PUBLIC_KEY_1  "@M[-VQ%R2MKguD/h/0w7.fNq%GGjV!1Q:bVeu*u>"
#define ZMQ_PRIVATE_KEY_1 "S*{[[V$7f<(jA<XWT?&baG>p^]M>I!n?dN]SXgB]"

#define WEB_EXEC_FAILED	201
#define WEB_EXEC_SUCCES	202

typedef enum Web_Op_E
{
	NOS_POWER_ON=1,
	NOS_POWER_OFF,
	NOS_RESTART
}Web_Op_T;

typedef struct Web_Msg_S
{
	unsigned int nos_id;
	Web_Op_T nos_op;
	unsigned int result;       //0:defaule   201:failed     202:succeed
}Web_Msg_T;

// INIReader.h https://github.com/jtilly/inih
#ifndef __INI_H__
#define __INI_H__

#ifdef __cplusplus
extern "C" {
#endif

typedef int (*ini_handler)(void* user, const char* section,
                           const char* name, const char* value);
typedef char* (*ini_reader)(char* str, int num, void* stream);
int ini_parse(const char* filename, ini_handler handler, void* user);
int ini_parse_file(FILE* file, ini_handler handler, void* user);
int ini_parse_stream(ini_reader reader, void* stream, ini_handler handler,
                     void* user);
#ifndef INI_ALLOW_MULTILINE
#define INI_ALLOW_MULTILINE 1
#endif

#ifndef INI_ALLOW_BOM
#define INI_ALLOW_BOM 1
#endif

#ifndef INI_ALLOW_INLINE_COMMENTS
#define INI_ALLOW_INLINE_COMMENTS 1
#endif
#ifndef INI_INLINE_COMMENT_PREFIXES
#define INI_INLINE_COMMENT_PREFIXES ";"
#endif

/* Nonzero to use stack, zero to use heap (malloc/free). */
#ifndef INI_USE_STACK
#define INI_USE_STACK 1
#endif

/* Stop parsing on first error (default is to keep parsing). */
#ifndef INI_STOP_ON_FIRST_ERROR
#define INI_STOP_ON_FIRST_ERROR 0
#endif

/* Maximum line length for any line in INI file. */
#ifndef INI_MAX_LINE
#define INI_MAX_LINE 200
#endif

#ifdef __cplusplus
}
#endif

#if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_WARNINGS)
#define _CRT_SECURE_NO_WARNINGS
#endif

#if !INI_USE_STACK
#include <stdlib.h>
#endif

#define MAX_SECTION 50
#define MAX_NAME 50

/* Strip whitespace chars off end of given string, in place. Return s. */
inline static char* rstrip(char* s)
{
    char* p = s + strlen(s);
    while (p > s && isspace((unsigned char)(*--p)))
        *p = '\0';
    return s;
}

/* Return pointer to first non-whitespace char in given string. */
inline static char* lskip(const char* s)
{
    while (*s && isspace((unsigned char)(*s)))
        s++;
    return (char*)s;
}

/* Return pointer to first char (of chars) or inline comment in given string,
   or pointer to null at end of string if neither found. Inline comment must
   be prefixed by a whitespace character to register as a comment. */
inline static char* find_chars_or_comment(const char* s, const char* chars)
{
#if INI_ALLOW_INLINE_COMMENTS
    int was_space = 0;
    while (*s && (!chars || !strchr(chars, *s)) &&
           !(was_space && strchr(INI_INLINE_COMMENT_PREFIXES, *s))) {
        was_space = isspace((unsigned char)(*s));
        s++;
    }
#else
    while (*s && (!chars || !strchr(chars, *s))) {
        s++;
    }
#endif
    return (char*)s;
}

/* Version of strncpy that ensures dest (size bytes) is null-terminated. */
inline static char* strncpy0(char* dest, const char* src, size_t size)
{
    strncpy(dest, src, size);
    dest[size - 1] = '\0';
    return dest;
}

/* See documentation in header file. */
inline int ini_parse_stream(ini_reader reader, void* stream, ini_handler handler,
                     void* user)
{
    /* Uses a fair bit of stack (use heap instead if you need to) */
#if INI_USE_STACK
    char line[INI_MAX_LINE];
#else
    char* line;
#endif
    char section[MAX_SECTION] = "";
    char prev_name[MAX_NAME] = "";

    char* start;
    char* end;
    char* name;
    char* value;
    int lineno = 0;
    int error = 0;

#if !INI_USE_STACK
    line = (char*)malloc(INI_MAX_LINE);
    if (!line) {
        return -2;
    }
#endif

    /* Scan through stream line by line */
    while (reader(line, INI_MAX_LINE, stream) != NULL) {
        lineno++;

        start = line;
#if INI_ALLOW_BOM
        if (lineno == 1 && (unsigned char)start[0] == 0xEF &&
                           (unsigned char)start[1] == 0xBB &&
                           (unsigned char)start[2] == 0xBF) {
            start += 3;
        }
#endif
        start = lskip(rstrip(start));

        if (*start == ';' || *start == '#') {
            /* Per Python configparser, allow both ; and # comments at the
               start of a line */
        }
#if INI_ALLOW_MULTILINE
        else if (*prev_name && *start && start > line) {

#if INI_ALLOW_INLINE_COMMENTS
        end = find_chars_or_comment(start, NULL);
        if (*end)
            *end = '\0';
        rstrip(start);
#endif

            /* Non-blank line with leading whitespace, treat as continuation
               of previous name's value (as per Python configparser). */
            if (!handler(user, section, prev_name, start) && !error)
                error = lineno;
        }
#endif
        else if (*start == '[') {
            /* A "[section]" line */
            end = find_chars_or_comment(start + 1, "]");
            if (*end == ']') {
                *end = '\0';
                strncpy0(section, start + 1, sizeof(section));
                *prev_name = '\0';
            }
            else if (!error) {
                /* No ']' found on section line */
                error = lineno;
            }
        }
        else if (*start) {
            /* Not a comment, must be a name[=:]value pair */
            end = find_chars_or_comment(start, "=:");
            if (*end == '=' || *end == ':') {
                *end = '\0';
                name = rstrip(start);
                value = lskip(end + 1);
#if INI_ALLOW_INLINE_COMMENTS
                end = find_chars_or_comment(value, NULL);
                if (*end)
                    *end = '\0';
#endif
                rstrip(value);

                /* Valid name[=:]value pair found, call handler */
                strncpy0(prev_name, name, sizeof(prev_name));
                if (!handler(user, section, name, value) && !error)
                    error = lineno;
            }
            else if (!error) {
                /* No '=' or ':' found on name[=:]value line */
                error = lineno;
            }
        }

#if INI_STOP_ON_FIRST_ERROR
        if (error)
            break;
#endif
    }

#if !INI_USE_STACK
    free(line);
#endif

    return error;
}

/* See documentation in header file. */
inline int ini_parse_file(FILE* file, ini_handler handler, void* user)
{
    return ini_parse_stream((ini_reader)fgets, file, handler, user);
}

/* See documentation in header file. */
inline int ini_parse(const char* filename, ini_handler handler, void* user)
{
    FILE* file;
    int error;

    file = fopen(filename, "r");
    if (!file)
        return -1;
    error = ini_parse_file(file, handler, user);
    fclose(file);
    return error;
}

#endif /* __INI_H__ */


#ifndef __INIREADER_H__
#define __INIREADER_H__

#include <map>
#include <set>
#include <string>

// Read an INI file into easy-to-access name/value pairs. (Note that I've gone
// for simplicity here rather than speed, but it should be pretty decent.)
class INIReader
{
public:
    // Empty Constructor
    INIReader() {};

    // Construct INIReader and parse given filename. See ini.h for more info
    // about the parsing.
    INIReader(std::string filename);

    // Construct INIReader and parse given file. See ini.h for more info
    // about the parsing.
    INIReader(FILE *file);

    // Return the result of ini_parse(), i.e., 0 on success, line number of
    // first error on parse error, or -1 on file open error.
    int ParseError() const;

    // Return the list of sections found in ini file
    const std::set<std::string>& Sections() const;

    // Get a string value from INI file, returning default_value if not found.
    std::string Get(std::string section, std::string name,
                    std::string default_value) const;

    // Get an integer (long) value from INI file, returning default_value if
    // not found or not a valid integer (decimal "1234", "-1234", or hex "0x4d2").
    long GetInteger(std::string section, std::string name, long default_value) const;

    // Get a real (floating point double) value from INI file, returning
    // default_value if not found or not a valid floating point value
    // according to strtod().
    double GetReal(std::string section, std::string name, double default_value) const;

    // Get a single precision floating point number value from INI file, returning
    // default_value if not found or not a valid floating point value
    // according to strtof().
    float GetFloat(std::string section, std::string name, float default_value) const;
  
    // Get a boolean value from INI file, returning default_value if not found or if
    // not a valid true/false value. Valid true values are "true", "yes", "on", "1",
    // and valid false values are "false", "no", "off", "0" (not case sensitive).
    bool GetBoolean(std::string section, std::string name, bool default_value) const;

protected:
    int _error;
    std::map<std::string, std::string> _values;
    std::set<std::string> _sections;
    static std::string MakeKey(std::string section, std::string name);
    static int ValueHandler(void* user, const char* section, const char* name,
                            const char* value);
};

#endif  // __INIREADER_H__


#ifndef __INIREADER__
#define __INIREADER__

#include <algorithm>
#include <cctype>
#include <cstdlib>

inline INIReader::INIReader(std::string filename)
{
    _error = ini_parse(filename.c_str(), ValueHandler, this);
}

inline INIReader::INIReader(FILE *file)
{
    _error = ini_parse_file(file, ValueHandler, this);
}

inline int INIReader::ParseError() const
{
    return _error;
}

inline const std::set<std::string>& INIReader::Sections() const
{
    return _sections;
}

inline std::string INIReader::Get(std::string section, std::string name, std::string default_value) const
{
    std::string key = MakeKey(section, name);
    return _values.count(key) ? _values.at(key) : default_value;
}

inline long INIReader::GetInteger(std::string section, std::string name, long default_value) const
{
    std::string valstr = Get(section, name, "");
    const char* value = valstr.c_str();
    char* end;
    // This parses "1234" (decimal) and also "0x4D2" (hex)
    long n = strtol(value, &end, 0);
    return end > value ? n : default_value;
}

inline double INIReader::GetReal(std::string section, std::string name, double default_value) const
{
    std::string valstr = Get(section, name, "");
    const char* value = valstr.c_str();
    char* end;
    double n = strtod(value, &end);
    return end > value ? n : default_value;
}

inline float INIReader::GetFloat(std::string section, std::string name, float default_value) const
{
    std::string valstr = Get(section, name, "");
    const char* value = valstr.c_str();
    char* end;
    float n = strtof(value, &end);
    return end > value ? n : default_value;
}

inline bool INIReader::GetBoolean(std::string section, std::string name, bool default_value) const
{
    std::string valstr = Get(section, name, "");
    // Convert to lower case to make string comparisons case-insensitive
    std::transform(valstr.begin(), valstr.end(), valstr.begin(), ::tolower);
    if (valstr == "true" || valstr == "yes" || valstr == "on" || valstr == "1")
        return true;
    else if (valstr == "false" || valstr == "no" || valstr == "off" || valstr == "0")
        return false;
    else
        return default_value;
}

inline std::string INIReader::MakeKey(std::string section, std::string name)
{
    std::string key = section + "=" + name;
    // Convert to lower case to make section/name lookups case-insensitive
    std::transform(key.begin(), key.end(), key.begin(), ::tolower);
    return key;
}

inline int INIReader::ValueHandler(void* user, const char* section, const char* name,
                            const char* value)
{
    INIReader* reader = (INIReader*)user;
    std::string key = MakeKey(section, name);
    if (reader->_values[key].size() > 0)
        reader->_values[key] += "\n";
    reader->_values[key] += value;
    reader->_sections.insert(section);
    return 1;
}
#endif  // __INIREADER__


// 单实例模板类 饿汉模式
#ifndef __SINGLETON_CLASS_H__
#define __SINGLETON_CLASS_H__
template <typename T>
class singleton
{
private:
    static T* p;        //标志指针

public:
    static T* instance();   //得到类型为T对象的方法
};

template <typename T>
T* singleton<T>::p = new T();   //不管外部是否要使用对象，进入main函数前就生成T对象，p指向该对象的地址

template <typename T>
T* singleton<T>::instance()
{
    return p;
}
#endif /* __SINGLETON_CLASS_H__ */

#ifndef FOPERATENOS_H
#define FOPERATENOS_H
class FOperateNos
{
public:
	FOperateNos(){};
	virtual ~FOperateNos(){
		DestroySocket();
	};

public:
	void Init();
	int StartNos(int iNosIdx);
	int StopNos(int iNosIdx);
	int RestartNos(int iNosIdx);

private:
	void InitSocket();
	void DestroySocket();
	int SendCmdToShd(void * sMsg, int iMsgLen);
	friend class singleton<FOperateNos>;

private:
	void * ctx;
	void *sock;
	INIReader reader;
};
#endif /* FOPERATENOS_H */