# # genmap_ja_codecs.py: Japanese Codecs Map Generator # # Original Author: Hye-Shik Chang # Modified Author: Donghee Na # import os from genmap_support import * JISX0208_C1 = (0x21, 0x74) JISX0208_C2 = (0x21, 0x7e) JISX0212_C1 = (0x22, 0x6d) JISX0212_C2 = (0x21, 0x7e) JISX0213_C1 = (0x21, 0x7e) JISX0213_C2 = (0x21, 0x7e) CP932P0_C1 = (0x81, 0x81) # patches between shift-jis and cp932 CP932P0_C2 = (0x5f, 0xca) CP932P1_C1 = (0x87, 0x87) # CP932 P1 CP932P1_C2 = (0x40, 0x9c) CP932P2_C1 = (0xed, 0xfc) # CP932 P2 CP932P2_C2 = (0x40, 0xfc) MAPPINGS_JIS0208 = 'http://www.unicode.org/Public/MAPPINGS/OBSOLETE/EASTASIA/JIS/JIS0208.TXT' MAPPINGS_JIS0212 = 'http://www.unicode.org/Public/MAPPINGS/OBSOLETE/EASTASIA/JIS/JIS0212.TXT' MAPPINGS_CP932 = 'http://www.unicode.org/Public/MAPPINGS/VENDORS/MICSFT/WINDOWS/CP932.TXT' MAPPINGS_JISX0213_2004 = 'http://wakaba-web.hp.infoseek.co.jp/table/jisx0213-2004-std.txt' def loadmap_jisx0213(fo): decmap3, decmap4 = {}, {} # maps to BMP for level 3 and 4 decmap3_2, decmap4_2 = {}, {} # maps to U+2xxxx for level 3 and 4 decmap3_pair = {} # maps to BMP-pair for level 3 for line in fo: line = line.split('#', 1)[0].strip() if not line or len(line.split()) < 2: continue row = line.split() loc = eval('0x' + row[0][2:]) level = eval(row[0][0]) m = None if len(row[1].split('+')) == 2: # single unicode uni = eval('0x' + row[1][2:]) if level == 3: if uni < 0x10000: m = decmap3 elif 0x20000 <= uni < 0x30000: uni -= 0x20000 m = decmap3_2 elif level == 4: if uni < 0x10000: m = decmap4 elif 0x20000 <= uni < 0x30000: uni -= 0x20000 m = decmap4_2 m.setdefault((loc >> 8), {}) m[(loc >> 8)][(loc & 0xff)] = uni else: # pair uniprefix = eval('0x' + row[1][2:6]) # body uni = eval('0x' + row[1][7:11]) # modifier if level != 3: raise ValueError("invalid map") decmap3_pair.setdefault(uniprefix, {}) m = decmap3_pair[uniprefix] if m is None: raise ValueError("invalid map") m.setdefault((loc >> 8), {}) m[(loc >> 8)][(loc & 0xff)] = uni return decmap3, decmap4, decmap3_2, decmap4_2, decmap3_pair def main(): jisx0208file = open_mapping_file('python-mappings/JIS0208.TXT', MAPPINGS_JIS0208) jisx0212file = open_mapping_file('python-mappings/JIS0212.TXT', MAPPINGS_JIS0212) cp932file = open_mapping_file('python-mappings/CP932.TXT', MAPPINGS_CP932) jisx0213file = open_mapping_file('python-mappings/jisx0213-2004-std.txt', MAPPINGS_JISX0213_2004) print("Loading Mapping File...") sjisdecmap = loadmap(jisx0208file, natcol=0, unicol=2) jisx0208decmap = loadmap(jisx0208file, natcol=1, unicol=2) jisx0212decmap = loadmap(jisx0212file) cp932decmap = loadmap(cp932file) jis3decmap, jis4decmap, jis3_2_decmap, jis4_2_decmap, jis3_pairdecmap = loadmap_jisx0213(jisx0213file) if jis3decmap[0x21][0x24] != 0xff0c: raise SystemExit('Please adjust your JIS X 0213 map using jisx0213-2000-std.txt.diff') sjisencmap, cp932encmap = {}, {} jisx0208_0212encmap = {} for c1, m in sjisdecmap.items(): for c2, code in m.items(): sjisencmap.setdefault(code >> 8, {}) sjisencmap[code >> 8][code & 0xff] = c1 << 8 | c2 for c1, m in cp932decmap.items(): for c2, code in m.items(): cp932encmap.setdefault(code >> 8, {}) if (code & 0xff) not in cp932encmap[code >> 8]: cp932encmap[code >> 8][code & 0xff] = c1 << 8 | c2 for c1, m in cp932encmap.copy().items(): for c2, code in m.copy().items(): if c1 in sjisencmap and c2 in sjisencmap[c1] and sjisencmap[c1][c2] == code: del cp932encmap[c1][c2] if not cp932encmap[c1]: del cp932encmap[c1] jisx0213pairdecmap = {} jisx0213pairencmap = [] for unibody, m1 in jis3_pairdecmap.items(): for c1, m2 in m1.items(): for c2, modifier in m2.items(): jisx0213pairencmap.append((unibody, modifier, c1 << 8 | c2)) jisx0213pairdecmap.setdefault(c1, {}) jisx0213pairdecmap[c1][c2] = unibody << 16 | modifier # Twinmap for both of JIS X 0208 (MSB unset) and JIS X 0212 (MSB set) for c1, m in jisx0208decmap.items(): for c2, code in m.items(): jisx0208_0212encmap.setdefault(code >> 8, {}) jisx0208_0212encmap[code >> 8][code & 0xff] = c1 << 8 | c2 for c1, m in jisx0212decmap.items(): for c2, code in m.items(): jisx0208_0212encmap.setdefault(code >> 8, {}) if (code & 0xff) in jisx0208_0212encmap[code >> 8]: print("OOPS!!!", (code)) jisx0208_0212encmap[code >> 8][code & 0xff] = 0x8000 | c1 << 8 | c2 jisx0213bmpencmap = {} for c1, m in jis3decmap.copy().items(): for c2, code in m.copy().items(): if c1 in jisx0208decmap and c2 in jisx0208decmap[c1]: if code in jis3_pairdecmap: jisx0213bmpencmap[code >> 8][code & 0xff] = (0,) # pair jisx0213pairencmap.append((code, 0, c1 << 8 | c2)) elif jisx0208decmap[c1][c2] == code: del jis3decmap[c1][c2] if not jis3decmap[c1]: del jis3decmap[c1] else: raise ValueError("Difference between JIS X 0208 and JIS X 0213 Plane 1 is found.") else: jisx0213bmpencmap.setdefault(code >> 8, {}) if code not in jis3_pairdecmap: jisx0213bmpencmap[code >> 8][code & 0xff] = c1 << 8 | c2 else: jisx0213bmpencmap[code >> 8][code & 0xff] = (0,) # pair jisx0213pairencmap.append((code, 0, c1 << 8 | c2)) for c1, m in jis4decmap.items(): for c2, code in m.items(): jisx0213bmpencmap.setdefault(code >> 8, {}) jisx0213bmpencmap[code >> 8][code & 0xff] = 0x8000 | c1 << 8 | c2 jisx0213empencmap = {} for c1, m in jis3_2_decmap.items(): for c2, code in m.items(): jisx0213empencmap.setdefault(code >> 8, {}) jisx0213empencmap[code >> 8][code & 0xff] = c1 << 8 | c2 for c1, m in jis4_2_decmap.items(): for c2, code in m.items(): jisx0213empencmap.setdefault(code >> 8, {}) jisx0213empencmap[code >> 8][code & 0xff] = 0x8000 | c1 << 8 | c2 with open("mappings_jp.h", "w") as fp: print_autogen(fp, os.path.basename(__file__)) print("Generating JIS X 0208 decode map...") writer = DecodeMapWriter(fp, "jisx0208", jisx0208decmap) writer.update_decode_map(JISX0208_C1, JISX0208_C2) writer.generate() print("Generating JIS X 0212 decode map...") writer = DecodeMapWriter(fp, "jisx0212", jisx0212decmap) writer.update_decode_map(JISX0212_C1, JISX0212_C2) writer.generate() print("Generating JIS X 0208 && JIS X 0212 encode map...") writer = EncodeMapWriter(fp, "jisxcommon", jisx0208_0212encmap) writer.generate() print("Generating CP932 Extension decode map...") writer = DecodeMapWriter(fp, "cp932ext", cp932decmap) writer.update_decode_map(CP932P0_C1, CP932P0_C2) writer.update_decode_map(CP932P1_C1, CP932P1_C2) writer.update_decode_map(CP932P2_C1, CP932P2_C2) writer.generate() print("Generating CP932 Extension encode map...") writer = EncodeMapWriter(fp, "cp932ext", cp932encmap) writer.generate() print("Generating JIS X 0213 Plane 1 BMP decode map...") writer = DecodeMapWriter(fp, "jisx0213_1_bmp", jis3decmap) writer.update_decode_map(JISX0213_C1, JISX0213_C2) writer.generate() print("Generating JIS X 0213 Plane 2 BMP decode map...") writer = DecodeMapWriter(fp, "jisx0213_2_bmp", jis4decmap) writer.update_decode_map(JISX0213_C1, JISX0213_C2) writer.generate() print("Generating JIS X 0213 BMP encode map...") writer = EncodeMapWriter(fp, "jisx0213_bmp", jisx0213bmpencmap) writer.generate() print("Generating JIS X 0213 Plane 1 EMP decode map...") writer = DecodeMapWriter(fp, "jisx0213_1_emp", jis3_2_decmap) writer.update_decode_map(JISX0213_C1, JISX0213_C2) writer.generate() print("Generating JIS X 0213 Plane 2 EMP decode map...") writer = DecodeMapWriter(fp, "jisx0213_2_emp", jis4_2_decmap) writer.update_decode_map(JISX0213_C1, JISX0213_C2) writer.generate() print("Generating JIS X 0213 EMP encode map...") writer = EncodeMapWriter(fp, "jisx0213_emp", jisx0213empencmap) writer.generate() with open('mappings_jisx0213_pair.h', 'w') as fp: print_autogen(fp, os.path.basename(__file__)) fp.write(f"#define JISX0213_ENCPAIRS {len(jisx0213pairencmap)}\n") fp.write("""\ #ifdef EXTERN_JISX0213_PAIR static const struct widedbcs_index *jisx0213_pair_decmap; static const struct pair_encodemap *jisx0213_pair_encmap; #else """) print("Generating JIS X 0213 unicode-pair decode map...") writer = DecodeMapWriter(fp, "jisx0213_pair", jisx0213pairdecmap) writer.update_decode_map(JISX0213_C1, JISX0213_C2) writer.generate(wide=True) print("Generating JIS X 0213 unicode-pair encode map...") jisx0213pairencmap.sort() fp.write("static const struct pair_encodemap jisx0213_pair_encmap[JISX0213_ENCPAIRS] = {\n") filler = BufferedFiller() for body, modifier, jis in jisx0213pairencmap: filler.write('{', '0x%04x%04x,' % (body, modifier), '0x%04x' % jis, '},') filler.printout(fp) fp.write("};\n") fp.write("#endif\n") print("Done!") if __name__ == '__main__': main()