wp_utility.cpp

电力故障信息采集,主要是针对南自的保护装置,这个程序用在Linux操作系统下

#include "WP_Utility.h"

#if !defined (WIN32)
#include <ctype.h>

inline char* strlwr(char* pszOrign)
{
    char *pszReturn = pszOrign;
    while (!pszOrign)
    {
        *pszOrign = (*pszOrign>='A' && *pszOrign<='Z') ? *pszOrign+('a'-'A') : *pszOrign;
        pszOrign++;
    }
    return pszReturn;    
}
#endif


// 替换子字符串为目标字符串
std::string& replace_all_distinct(std::string& str, const std::string& old_value, const std::string& new_value)
{
    for(std::string::size_type pos(0); pos!=std::string::npos; pos+=new_value.length())
    {
        if ( (pos=str.find(old_value,pos)) != std::string::npos )
            str.replace(pos, old_value.length(), new_value);
        else
            break;
    }
    
    return str;
}


void skip_unused_char(const char*& pszXML)
{
//    while (*(pszXML)==' ' || *(pszXML)=='\n'
//        || *(pszXML) == '\r' || *(pszXML)=='\t')
//        pszXML++;
    while (pszXML && isspace(*pszXML))
        pszXML++;

}

void convert_normal_to_xml(std::string& str)
{
    replace_all_distinct(str, "<", "&lt;");
    replace_all_distinct(str, ">", "&gt;");
    replace_all_distinct(str, "&", "&amp;");
    replace_all_distinct(str, "'", "&apos;");
    replace_all_distinct(str, "\"", "&quot;");
}

void convert_xml_to_normal(std::string& str)
{
    replace_all_distinct(str, "&lt;", "<");
    replace_all_distinct(str, "&gt;", ">");
    replace_all_distinct(str, "&amp;", "&");
    replace_all_distinct(str, "&apos;", "'");
    replace_all_distinct(str, "&quot;", "\"");
}

int strcmp_lower(string& str1, string& str2)
{
    char* pszStr1 = strlwr(const_cast<char*>(str1.c_str()));
    char* pszStr2 = strlwr(const_cast<char*>(str2.c_str()));
    return strcmp(pszStr1, pszStr2);
}


int        EXML_Log::line = 0;
const char* EXML_Log::file = NULL;
void EXML_Log::Log(const char* format, ...)
{
    char log_buff[1024] = {0};
    va_list args;
    va_start(args, format);
    sprintf(log_buff, "LOG -- (Line:%4d) %s\n\t - ", EXML_Log::line, EXML_Log::file);
    printf(log_buff);
    vprintf(format, args);
    va_end(args);
}