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codec：添加win下GBK和u8转换接口。

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This commit is contained in:
taynpg 2024-12-17 08:56:01 +08:00
parent b130012e5b
commit ab87624a33
2 changed files with 64 additions and 1 deletions
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17
include/of_util.h
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@ -38,10 +38,12 @@ private:
template <typename T> std::shared_ptr<T> OfSingleton<T>::instance = nullptr;
template <typename T> std::once_flag OfSingleton<T>::init_flag;
class OfUtil {
class OfUtil
{
public:
OfUtil();
~OfUtil();
public:
static ofString now_time();
};
@ -231,4 +233,17 @@ private:
std::condition_variable cv_;
};
class CCodec
{
public:
CCodec() = default;
~CCodec() = default;
public:
#ifdef _WIN32
static std::string u8ToGBK(const std::string& str);
static std::string GBKTou8(const std::string& str);
#endif
};
} // namespace ofen

48
src/of_util.cpp
View File

@ -3,6 +3,10 @@
#include <iomanip>
#include <sstream>
#ifdef _WIN32
#include <windows.h>
#endif
namespace ofen {
void CMutBuffer::push(const char* data, int len)
{
@ -27,7 +31,11 @@ void CMutBuffer::remove_of(int start_pos, int len)
if (start_pos < 0 || start_pos >= static_cast<int>(buffer_.size()) || len <= 0) {
return;
}
#ifdef _WIN32
auto end_pos = min(start_pos + len, static_cast<int>(buffer_.size()));
#else
auto end_pos = std::min(start_pos + len, static_cast<int>(buffer_.size()));
#endif
buffer_.erase(buffer_.begin() + start_pos, buffer_.begin() + end_pos);
}
@ -66,4 +74,44 @@ ofString OfUtil::now_time()
oss << std::put_time(&tm_now, "%Y-%m-%d %H:%M:%S");
return oss.str();
}
#ifdef _WIN32
std::string CCodec::u8ToGBK(const std::string& str)
{
int wideCharLen = MultiByteToWideChar(CP_UTF8, 0, str.c_str(), -1, nullptr, 0);
if (wideCharLen <= 0) {
return "";
}
std::wstring wideStr(wideCharLen, L'\0');
MultiByteToWideChar(CP_UTF8, 0, str.c_str(), -1, &wideStr[0], wideCharLen);
int gbkLen = WideCharToMultiByte(CP_ACP, 0, wideStr.c_str(), -1, nullptr, 0, nullptr, nullptr);
if (gbkLen <= 0) {
return "";
}
std::string gbkStr(gbkLen, '\0');
WideCharToMultiByte(CP_ACP, 0, wideStr.c_str(), -1, &gbkStr[0], gbkLen, nullptr, nullptr);
gbkStr.resize(gbkLen - 1);
return gbkStr;
}
std::string CCodec::GBKTou8(const std::string& str)
{
int wideCharLen = MultiByteToWideChar(CP_ACP, 0, str.c_str(), -1, nullptr, 0);
if (wideCharLen <= 0) {
return "";
}
std::wstring wideStr(wideCharLen, L'\0');
MultiByteToWideChar(CP_ACP, 0, str.c_str(), -1, &wideStr[0], wideCharLen);
int utf8Len = WideCharToMultiByte(CP_UTF8, 0, wideStr.c_str(), -1, nullptr, 0, nullptr, nullptr);
if (utf8Len <= 0) {
return "";
}
std::string utf8Str(utf8Len, '\0');
WideCharToMultiByte(CP_UTF8, 0, wideStr.c_str(), -1, &utf8Str[0], utf8Len, nullptr, nullptr);
utf8Str.resize(utf8Len - 1);
return utf8Str;
}
#endif
} // namespace ofen