a2e76b01c2 2024-01-26 1: local ffi = require("ffi")
a2e76b01c2 2024-01-26 2: local d_4 = {}
a2e76b01c2 2024-01-26 3: ffi.cdef([[
a2e76b01c2 2024-01-26 4: typedef unsigned int UINT;
a2e76b01c2 2024-01-26 5: typedef unsigned long DWORD;
a2e76b01c2 2024-01-26 6: typedef wchar_t WCHAR;
a2e76b01c2 2024-01-26 7: typedef WCHAR* LPWSTR;
a2e76b01c2 2024-01-26 8: typedef wchar_t* LPCWCH;
a2e76b01c2 2024-01-26 9: typedef char CHAR;
a2e76b01c2 2024-01-26 10: typedef CHAR* LPSTR;
a2e76b01c2 2024-01-26 11: typedef const char* LPCCH;
a2e76b01c2 2024-01-26 12: typedef int BOOL;
a2e76b01c2 2024-01-26 13: typedef BOOL* LPBOOL;
a2e76b01c2 2024-01-26 14: int MultiByteToWideChar(UINT CodePage, DWORD dwFlags, LPCCH lpMultiByteStr, int cbMultiByte, LPWSTR lpWideCharStr, int cchWideChar);
a2e76b01c2 2024-01-26 15: int WideCharToMultiByte(UINT CodePage, DWORD dwFlags, LPCWCH lpWideCharStr, int cchWideChar, LPSTR lpMultiByteStr, int cchMultiByte, LPCCH lpDefaultChar, LPBOOL pfUsedDefaultChar);
a2e76b01c2 2024-01-26 16: ]])
a2e76b01c2 2024-01-26 17: d_4.CP_ACP = 0
a2e76b01c2 2024-01-26 18: d_4.CP_UTF8 = 65001
a2e76b01c2 2024-01-26 19: --~ 算机_基统_窗群
a2e76b01c2 2024-01-26 20: function d_4.m2w(input, o1)
a2e76b01c2 2024-01-26 21: local wlen = ffi.C.MultiByteToWideChar(o1 or d_4.CP_ACP, 0, input, #input, nil, 0)
a2e76b01c2 2024-01-26 22: local wstr = ffi.new("wchar_t[?]", wlen + 1)
a2e76b01c2 2024-01-26 23: ffi.C.MultiByteToWideChar(o1 or d_4.CP_ACP, 0, input, #input, wstr, wlen)
a2e76b01c2 2024-01-26 24: return wstr, wlen
a2e76b01c2 2024-01-26 25: end
a2e76b01c2 2024-01-26 26: function d_4.w2m(wstr, wlen, o1)
a2e76b01c2 2024-01-26 27: local len = ffi.C.WideCharToMultiByte(o1 or d_4.CP_ACP, 0, wstr, wlen or -1, nil, 0, nil, nil)
a2e76b01c2 2024-01-26 28: local str = ffi.new("char[?]", len)
a2e76b01c2 2024-01-26 29: ffi.C.WideCharToMultiByte(o1 or d_4.CP_ACP, 0, wstr, wlen or -1, str, len, nil, nil)
a2e76b01c2 2024-01-26 30: return ffi.string(str, len)
a2e76b01c2 2024-01-26 31: end
a2e76b01c2 2024-01-26 32: --~ 通用大字集_八位
a2e76b01c2 2024-01-26 33: function d_4.u8_to_a(input)
a2e76b01c2 2024-01-26 34: return d_4.w2m(d_4.m2w(input, d_4.CP_UTF8))
a2e76b01c2 2024-01-26 35: end
a2e76b01c2 2024-01-26 36: function d_4.a_to_u8(input)
a2e76b01c2 2024-01-26 37: local k1, k2 = d_4.m2w(input)
a2e76b01c2 2024-01-26 38: return d_4.w2m(k1, k2, d_4.CP_UTF8)
a2e76b01c2 2024-01-26 39: end
a2e76b01c2 2024-01-26 40: return d_4