抛弃GdCpp*.dll/pdb历史重新建库。libhv和Sqlite的dll保留
This commit is contained in:
Zhang Jianjun
237
source/StringHelper.cpp
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237
source/StringHelper.cpp
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#include "pch.h"
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#include <WinNls.h>
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#include "StringHelper.h"
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#include <string>
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using namespace std;
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bool cmpIngoreCase(const string& s1, const string& s2)
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{
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if (s1.length() != s2.length()) return false;
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return std::equal(s1.begin(), s1.end(), s2.begin(),
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[](char a, char b)->bool
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{
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return tolower(a) == tolower(b);
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});
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}
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bool cmpIngoreCase(const std::string& s1, const char* s2)
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{
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if (s1.length() != strlen(s2)) return false;
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return std::equal(s1.begin(), s1.end(), string_view(s2).begin(),
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[](char a, char b)->bool
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{
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return tolower(a) == tolower(b);
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});
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}
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bool cmpIngoreCase(const wstring& s1, const wstring& s2)
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{
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if (s1.length() != s2.length()) return false;
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return std::equal(s1.begin(), s1.end(), s2.begin(),
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[](wchar_t a, wchar_t b)->bool
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{
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return tolower(a) == tolower(b);
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});
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}
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bool cmpIngoreCase(const std::wstring& s1, const wchar_t* s2)
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{
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if (s1.length() != wcslen(s2)) return false;
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return std::equal(s1.begin(), s1.end(), wstring_view(s2).begin(),
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[](wchar_t a, wchar_t b)->bool
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{
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return tolower(a) == tolower(b);
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});
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}
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// Convert a wide Unicode string to an UTF8 string
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std::string utf16_8(const std::wstring& wstr)
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{
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if (wstr.empty()) return std::string();
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int size_needed = WideCharToMultiByte(CP_UTF8, 0, &wstr[0], (int)wstr.size(), NULL, 0, NULL, NULL);
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std::string strTo(size_needed, 0);
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WideCharToMultiByte(CP_UTF8, 0, &wstr[0], (int)wstr.size(), &strTo[0], size_needed, NULL, NULL);
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return strTo;
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}
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std::string utf16_8(const wchar_t* wstr)
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{
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if (wstr == nullptr) return std::string();
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int srclen = int(wcslen(wstr));
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if (srclen == 0) return std::string();
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int size_needed = WideCharToMultiByte(CP_UTF8, 0, wstr, srclen, NULL, 0, NULL, NULL);
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std::string strTo(size_needed, 0);
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WideCharToMultiByte(CP_UTF8, 0, wstr, srclen, &strTo[0], size_needed, NULL, NULL);
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return strTo;
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}
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int utf16_8(const wchar_t* wstr, char* dst, int dstsize)
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{
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if (wstr == nullptr) return 0;
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int size_needed = WideCharToMultiByte(CP_UTF8, 0, wstr, -1, NULL, 0, NULL, NULL);
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if (size_needed > dstsize) {
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return 0;
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}
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WideCharToMultiByte(CP_UTF8, 0, wstr, -1, dst, size_needed, NULL, NULL);
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return size_needed;
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}
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std::string Utf16ToGBK(const wchar_t* wstr)
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{
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if (wstr == nullptr) return std::string();
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int srclen = int(wcslen(wstr));
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if (srclen == 0) return std::string();
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int size_needed = WideCharToMultiByte(CP_ACP, 0, wstr, srclen, NULL, 0, NULL, NULL);
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std::string strTo(size_needed, 0);
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WideCharToMultiByte(CP_ACP, 0, wstr, srclen, &strTo[0], size_needed, NULL, NULL);
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return strTo;
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}
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int Utf16ToGBK(const wchar_t* wstr, char* dst, int dstsize)
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{
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if (wstr == nullptr) return 0;
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int size_needed = WideCharToMultiByte(CP_ACP, 0, wstr, -1, NULL, 0, NULL, NULL);
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if (size_needed > dstsize) {
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return 0;
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}
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WideCharToMultiByte(CP_ACP, 0, wstr, -1, dst, size_needed, NULL, NULL);
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return size_needed;
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}
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// Convert an UTF8 string to a wide Unicode String
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std::wstring utf8_16(const std::string& str)
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{
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if (str.empty()) return std::wstring();
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int size_needed = MultiByteToWideChar(CP_UTF8, 0, &str[0], (int)str.size(), NULL, 0);
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std::wstring wstrTo(size_needed, 0);
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MultiByteToWideChar(CP_UTF8, 0, &str[0], (int)str.size(), &wstrTo[0], size_needed);
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return wstrTo;
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}
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std::wstring utf8_16(const char* str)
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{
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if (str == nullptr) return std::wstring();
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int srclen = int(strlen(str));
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if (srclen == 0) return std::wstring();
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int size_needed = MultiByteToWideChar(CP_UTF8, 0, str, srclen, NULL, 0);
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std::wstring strTo(size_needed, 0);
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MultiByteToWideChar(CP_UTF8, 0, str, srclen, &strTo[0], size_needed);
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return strTo;
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}
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#ifdef _WIN32
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std::string GbkToUtf8(const std::string& src_str)
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{
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int srclen = int(src_str.size());
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if (srclen == 0) return std::string();
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const auto tmpsize = MultiByteToWideChar(CP_ACP, 0, &src_str[0], srclen, NULL, 0);
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wchar_t* wstr = new wchar_t[tmpsize + 1];
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MultiByteToWideChar(CP_ACP, 0, &src_str[0], srclen, wstr, tmpsize);
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wstr[tmpsize] = 0;
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auto dstlen = WideCharToMultiByte(CP_UTF8, 0, wstr, tmpsize, NULL, 0, NULL, NULL);
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std::string dst_str(dstlen, 0);
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WideCharToMultiByte(CP_UTF8, 0, wstr, tmpsize, &dst_str[0], dstlen, NULL, NULL);
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delete[] wstr;
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return dst_str;
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}
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std::string GbkToUtf8(const char* src_str)
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{
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int srclen = int(strlen(src_str));
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if (srclen == 0) return std::string();
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const auto tmpsize = MultiByteToWideChar(CP_ACP, 0, src_str, srclen, NULL, 0);
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wchar_t* wstr = new wchar_t[tmpsize + 1];
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MultiByteToWideChar(CP_ACP, 0, src_str, srclen, wstr, tmpsize);
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wstr[tmpsize] = 0;
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auto dstlen = WideCharToMultiByte(CP_UTF8, 0, wstr, tmpsize, NULL, 0, NULL, NULL);
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std::string dst_str(dstlen, 0);
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WideCharToMultiByte(CP_UTF8, 0, wstr, tmpsize, &dst_str[0], dstlen, NULL, NULL);
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delete[] wstr;
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return dst_str;
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}
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std::string Utf8ToGbk(const std::string& src_str)
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{
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int srclen = int(src_str.size());
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if (srclen == 0) return std::string();
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const auto tmpsize = MultiByteToWideChar(CP_UTF8, 0, &src_str[0], srclen, NULL, 0);
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wchar_t* wstr = new wchar_t[tmpsize + 1];
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MultiByteToWideChar(CP_UTF8, 0, &src_str[0], srclen, wstr, tmpsize);
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wstr[tmpsize] = 0;
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auto dstlen = WideCharToMultiByte(CP_ACP, 0, wstr, tmpsize, NULL, 0, NULL, NULL);
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std::string dst_str(dstlen, 0);
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WideCharToMultiByte(CP_ACP, 0, wstr, tmpsize, &dst_str[0], dstlen, NULL, NULL);
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delete[] wstr;
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return dst_str;
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}
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std::string Utf8ToGbk(const char* src_str)
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{
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int srclen = int(strlen(src_str));
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if (srclen == 0) return std::string();
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const auto tmpsize = MultiByteToWideChar(CP_UTF8, 0, src_str, srclen, NULL, 0);
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wchar_t* wstr = new wchar_t[tmpsize + 1];
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MultiByteToWideChar(CP_UTF8, 0, src_str, srclen, wstr, tmpsize);
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wstr[tmpsize] = 0;
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auto dstlen = WideCharToMultiByte(CP_ACP, 0, wstr, tmpsize, NULL, 0, NULL, NULL);
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std::string dst_str(dstlen, 0);
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WideCharToMultiByte(CP_ACP, 0, wstr, tmpsize, &dst_str[0], dstlen, NULL, NULL);
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delete[] wstr;
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return dst_str;
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}
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#else
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#include <iconv.h>
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int GbkToUtf8(char* str_str, size_t src_len, char* dst_str, size_t dst_len)
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{
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iconv_t cd;
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char** pin = &str_str;
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char** pout = &dst_str;
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cd = iconv_open("utf8", "gbk");
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if (cd == 0)
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return -1;
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memset(dst_str, 0, dst_len);
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if (iconv(cd, pin, &src_len, pout, &dst_len) == -1)
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return -1;
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iconv_close(cd);
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*pout = '\0';
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return 0;
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}
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int Utf8ToGbk(char* src_str, size_t src_len, char* dst_str, size_t dst_len)
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{
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iconv_t cd;
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char** pin = &src_str;
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char** pout = &dst_str;
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cd = iconv_open("gbk", "utf8");
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if (cd == 0)
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return -1;
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memset(dst_str, 0, dst_len);
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if (iconv(cd, pin, &src_len, pout, &dst_len) == -1)
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return -1;
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iconv_close(cd);
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*pout = '\0';
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return 0;
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}
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#endif
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