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Annotation For 残局文料/lua_lib/u8_to_a.lua
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Annotation For 残局文料/lua_lib/u8_to_a.lua

Origin for each line in 残局文料/lua_lib/u8_to_a.lua from check-in bcf096bd8f:

5e8e495c56 2024-01-30    1: local ffi = require("ffi")
d8252d8549 2024-02-13    2: local s = {}
5e8e495c56 2024-01-30    3: ffi.cdef([[
5e8e495c56 2024-01-30    4: typedef unsigned int UINT;
5e8e495c56 2024-01-30    5: typedef unsigned long DWORD;
5e8e495c56 2024-01-30    6: typedef wchar_t WCHAR;
5e8e495c56 2024-01-30    7: typedef WCHAR* LPWSTR;
5e8e495c56 2024-01-30    8: typedef wchar_t* LPCWCH;
5e8e495c56 2024-01-30    9: typedef char CHAR;
5e8e495c56 2024-01-30   10: typedef CHAR* LPSTR;
5e8e495c56 2024-01-30   11: typedef const char* LPCCH;
5e8e495c56 2024-01-30   12: typedef int BOOL;
5e8e495c56 2024-01-30   13: typedef BOOL* LPBOOL;
5e8e495c56 2024-01-30   14: int MultiByteToWideChar(UINT CodePage, DWORD dwFlags, LPCCH lpMultiByteStr, int cbMultiByte, LPWSTR lpWideCharStr, int cchWideChar);
5e8e495c56 2024-01-30   15: int WideCharToMultiByte(UINT CodePage, DWORD dwFlags, LPCWCH lpWideCharStr, int cchWideChar, LPSTR lpMultiByteStr, int cchMultiByte, LPCCH lpDefaultChar, LPBOOL pfUsedDefaultChar);
5e8e495c56 2024-01-30   16: ]])
d8252d8549 2024-02-13   17: s.CP_ACP = 0
d8252d8549 2024-02-13   18: s.CP_UTF8 = 65001
5e8e495c56 2024-01-30   19: --~ 算机_基统_窗群
bcf096bd8f 2024-02-13   20: function s.m2w(input, u1)
bcf096bd8f 2024-02-13   21:   local wlen = ffi.C.MultiByteToWideChar(u1 or s.CP_ACP, 0, input, #input, nil, 0)
7f8375e5c1 2024-02-13   22:   local wstr = ffi.new("wchar_t[?]", wlen + 1)
bcf096bd8f 2024-02-13   23:   ffi.C.MultiByteToWideChar(u1 or s.CP_ACP, 0, input, #input, wstr, wlen)
7f8375e5c1 2024-02-13   24:   return wstr, wlen
5e8e495c56 2024-01-30   25: end
bcf096bd8f 2024-02-13   26: function s.w2m(wstr, wlen, u1)
bcf096bd8f 2024-02-13   27:   local len = ffi.C.WideCharToMultiByte(u1 or s.CP_ACP, 0, wstr, wlen or -1, nil, 0, nil, nil)
7f8375e5c1 2024-02-13   28:   local str = ffi.new("char[?]", len)
bcf096bd8f 2024-02-13   29:   ffi.C.WideCharToMultiByte(u1 or s.CP_ACP, 0, wstr, wlen or -1, str, len, nil, nil)
7f8375e5c1 2024-02-13   30:   return ffi.string(str, len)
5e8e495c56 2024-01-30   31: end
5e8e495c56 2024-01-30   32: --~ 通用大字集_八位
d8252d8549 2024-02-13   33: function s.u8_to_a(input)
d8252d8549 2024-02-13   34:   return s.w2m(s.m2w(input, s.CP_UTF8))
d8252d8549 2024-02-13   35: end
d8252d8549 2024-02-13   36: function s.a_to_u8(input)
bcf096bd8f 2024-02-13   37:   local h1, h2 = s.m2w(input)
bcf096bd8f 2024-02-13   38:   return s.w2m(h1, h2, s.CP_UTF8)
d8252d8549 2024-02-13   39: end
d8252d8549 2024-02-13   40: return s