mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-07 23:13:34 +00:00
213 lines
7.2 KiB
C
213 lines
7.2 KiB
C
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2021 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/assert.h"
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#include "libc/fmt/leb128.h"
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#include "libc/log/check.h"
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#include "libc/nexgen32e/crc32.h"
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#include "libc/runtime/runtime.h"
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#include "libc/stdio/append.internal.h"
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#include "libc/stdio/stdio.h"
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#include "libc/x/x.h"
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#include "third_party/zlib/zlib.h"
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#define MAC(x) m(#x, x, sizeof(x))
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#define DZD(x) dzd(#x, x, sizeof(x), sizeof(x[0]))
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static void *Deflate(const void *data, size_t size, size_t *out_size) {
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void *res;
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z_stream zs;
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zs.zfree = 0;
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zs.zalloc = 0;
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CHECK_EQ(Z_OK, deflateInit2(&zs, Z_BEST_COMPRESSION, Z_DEFLATED, -MAX_WBITS,
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DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY));
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zs.next_in = data;
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zs.avail_in = size;
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zs.avail_out = compressBound(size);
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zs.next_out = res = xmalloc(zs.avail_out);
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CHECK_EQ(Z_STREAM_END, deflate(&zs, Z_FINISH));
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CHECK_EQ(Z_OK, deflateEnd(&zs));
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*out_size = zs.total_out;
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return xrealloc(res, zs.total_out);
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}
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void m(const char *s, void *p, size_t n) {
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FILE *f;
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size_t i, m;
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unsigned char *q;
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q = Deflate(p, n, &m);
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f = fopen(xstrcat("third_party/python/Modules/cjkcodecs/", s, ".c"), "wb");
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fprintf(f, "#include \"libc/x/x.h\"\n");
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fprintf(f, "/* clang-format off */\n");
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fprintf(f, "\n");
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fprintf(f, "static bool %s_once;\n", s);
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fprintf(f, "static void *%s_ptr;\n", s);
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fprintf(f, "static const unsigned char %s_rodata[] = {", s);
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for (i = 0; i < m; ++i) {
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if (i % 13 == 0) fprintf(f, "\n ");
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fprintf(f, " 0x%02x,", q[i]);
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}
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fprintf(f, "\n};\n");
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fprintf(f, "\n");
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fprintf(f, "optimizesize void *%s(void) {\n", s);
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fprintf(f, " if (%s_once) return %s_ptr;\n", s, s);
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fprintf(f, " return xload(&%s_once,\n", s);
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fprintf(f, " &%s_ptr,\n", s);
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fprintf(f, " %s_rodata,\n", s);
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fprintf(f, " %d, %d); /* %g%% profit */\n", m, n,
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(double)m / n * 100);
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fprintf(f, "}\n");
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fclose(f);
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printf("\tthird_party/python/Modules/cjkcodecs/%s.c\t\\\n", s);
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}
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void dzd(const char *s, void *p, size_t n, size_t z) {
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FILE *f;
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uint32_t S;
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size_t i, m;
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int64_t x, y;
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char *r, *q, *b, t[19];
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S = crc32_z(0, p, n);
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for (r = 0, y = i = 0; i < n / z; ++i) {
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if (z == 2) {
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x = ((const uint16_t *)p)[i];
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} else if (z == 4) {
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x = ((const uint32_t *)p)[i];
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} else {
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unreachable;
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}
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appendd(&r, t, zleb64(t, x - y) - t);
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y = x;
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}
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q = Deflate(r, appendz(r).i, &m);
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f = fopen(xstrcat("third_party/python/Modules/cjkcodecs/", s, ".c"), "wb");
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fprintf(f, "#include \"libc/x/x.h\"\n");
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fprintf(f, "/* clang-format off */\n");
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fprintf(f, "\n");
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fprintf(f, "static bool %s_once;\n", s);
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fprintf(f, "static void *%s_ptr;\n", s);
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fprintf(f, "static const unsigned char %s_rodata[%zu] = {", s, m);
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for (i = 0; i < m; ++i) {
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if (i % 13 == 0) fprintf(f, "\n ");
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fprintf(f, " 0x%02x,", q[i] & 255);
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}
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fprintf(f, "\n};\n");
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fprintf(f, "\n");
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fprintf(f, "optimizesize void *%s(void) {\n", s);
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fprintf(f, " if (%s_once) return %s_ptr;\n", s, s);
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fprintf(f, " return xloadzd(&%s_once,\n", s);
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fprintf(f, " &%s_ptr,\n", s);
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fprintf(f, " %s_rodata,\n", s);
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fprintf(f, " %d, %d, %d, %d, 0x%08xu); /* %g%% profit */\n",
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m, appendz(r).i, n / z, z, S, (double)m / n * 100);
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fprintf(f, "}\n");
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fclose(f);
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printf("\tthird_party/python/Modules/cjkcodecs/%s.c\t\\\n", s);
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}
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#define JISX0213_ENCPAIRS 46
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#define UNIINV 0xFFFE
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#define NOCHAR 0xFFFF
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#define MULTIC 0xFFFE
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#define DBCINV 0xFFFD
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#define U UNIINV
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#define N NOCHAR
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#define M MULTIC
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#define D DBCINV
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typedef uint16_t ucs2_t;
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typedef uint16_t DBCHAR;
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typedef uint32_t Py_UCS4;
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struct CjkIndex {
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uint16_t map;
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unsigned char bottom, top;
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};
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struct CjkPairEncodeMap {
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uint32_t uniseq;
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uint16_t code;
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};
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#include "mappings_cn.inc"
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#include "mappings_hk.inc"
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#include "mappings_jisx0213_pair.inc"
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#include "mappings_jp.inc"
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#include "mappings_kr.inc"
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#include "mappings_tw.inc"
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int main(int argc, char *argv[]) {
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MAC(big5_decmap);
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MAC(big5_encmap);
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MAC(big5hkscs_bmp_encmap);
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MAC(big5hkscs_decmap);
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MAC(big5hkscs_nonbmp_encmap);
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MAC(cp932ext_decmap);
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MAC(cp932ext_encmap);
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MAC(cp949_encmap);
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MAC(cp949ext_decmap);
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MAC(cp950ext_decmap);
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MAC(cp950ext_encmap);
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MAC(gb18030ext_decmap);
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MAC(gb18030ext_encmap);
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MAC(gb2312_decmap);
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MAC(gbcommon_encmap);
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MAC(gbkext_decmap);
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MAC(jisx0208_decmap);
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MAC(jisx0212_decmap);
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MAC(jisx0213_1_bmp_decmap);
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MAC(jisx0213_1_emp_decmap);
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MAC(jisx0213_2_bmp_decmap);
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MAC(jisx0213_2_emp_decmap);
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MAC(jisx0213_bmp_encmap);
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MAC(jisx0213_emp_encmap);
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MAC(jisx0213_pair_decmap);
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MAC(jisxcommon_encmap);
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MAC(ksx1001_decmap);
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MAC(jisx0213_pair_encmap);
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DZD(__big5_decmap);
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MAC(__big5_encmap);
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MAC(__big5hkscs_bmp_encmap);
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MAC(__big5hkscs_decmap);
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MAC(__big5hkscs_nonbmp_encmap);
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DZD(__cp932ext_decmap);
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MAC(__cp932ext_encmap);
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DZD(__cp949_encmap);
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DZD(__cp949ext_decmap);
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DZD(__cp950ext_decmap);
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MAC(__cp950ext_encmap);
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DZD(__gb18030ext_decmap);
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DZD(__gb18030ext_encmap);
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DZD(__gb2312_decmap);
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DZD(__gbcommon_encmap);
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DZD(__gbkext_decmap);
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DZD(__jisx0208_decmap);
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DZD(__jisx0212_decmap);
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DZD(__jisx0213_1_bmp_decmap);
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MAC(__jisx0213_1_emp_decmap);
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DZD(__jisx0213_2_bmp_decmap);
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MAC(__jisx0213_2_emp_decmap);
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MAC(__jisx0213_bmp_encmap);
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MAC(__jisx0213_emp_encmap);
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DZD(__jisx0213_pair_decmap);
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MAC(__jisxcommon_encmap);
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DZD(__ksx1001_decmap);
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return 0;
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}
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