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static const unsigned short cp437_2uni[128] = {
0x00c7, 0x00fc, 0x00e9, 0x00e2, 0x00e4, 0x00e0, 0x00e5, 0x00e7,
0x00ea, 0x00eb, 0x00e8, 0x00ef, 0x00ee, 0x00ec, 0x00c4, 0x00c5,
0x00c9, 0x00e6, 0x00c6, 0x00f4, 0x00f6, 0x00f2, 0x00fb, 0x00f9,
0x00ff, 0x00d6, 0x00dc, 0x00a2, 0x00a3, 0x00a5, 0x20a7, 0x0192,
0x00e1, 0x00ed, 0x00f3, 0x00fa, 0x00f1, 0x00d1, 0x00aa, 0x00ba,
0x00bf, 0x2310, 0x00ac, 0x00bd, 0x00bc, 0x00a1, 0x00ab, 0x00bb,
0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556,
0x2555, 0x2563, 0x2551, 0x2557, 0x255d, 0x255c, 0x255b, 0x2510,
0x2514, 0x2534, 0x252c, 0x251c, 0x2500, 0x253c, 0x255e, 0x255f,
0x255a, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256c, 0x2567,
0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256b,
0x256a, 0x2518, 0x250c, 0x2588, 0x2584, 0x258c, 0x2590, 0x2580,
0x03b1, 0x00df, 0x0393, 0x03c0, 0x03a3, 0x03c3, 0x00b5, 0x03c4,
0x03a6, 0x0398, 0x03a9, 0x03b4, 0x221e, 0x03c6, 0x03b5, 0x2229,
0x2261, 0x00b1, 0x2265, 0x2264, 0x2320, 0x2321, 0x00f7, 0x2248,
0x00b0, 0x2219, 0x00b7, 0x221a, 0x207f, 0x00b2, 0x25a0, 0x00a0,
};
static int
cp437_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
{
unsigned char c = *s;
if (c < 0x80)
*pwc = (ucs4_t) c;
else
*pwc = (ucs4_t) cp437_2uni[c-0x80];
return 1;
}
static const unsigned char cp437_page00[96] = {
0xff, 0xad, 0x9b, 0x9c, 0x00, 0x9d, 0x00, 0x00,
0x00, 0x00, 0xa6, 0xae, 0xaa, 0x00, 0x00, 0x00,
0xf8, 0xf1, 0xfd, 0x00, 0x00, 0xe6, 0x00, 0xfa,
0x00, 0x00, 0xa7, 0xaf, 0xac, 0xab, 0x00, 0xa8,
0x00, 0x00, 0x00, 0x00, 0x8e, 0x8f, 0x92, 0x80,
0x00, 0x90, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xa5, 0x00, 0x00, 0x00, 0x00, 0x99, 0x00,
0x00, 0x00, 0x00, 0x00, 0x9a, 0x00, 0x00, 0xe1,
0x85, 0xa0, 0x83, 0x00, 0x84, 0x86, 0x91, 0x87,
0x8a, 0x82, 0x88, 0x89, 0x8d, 0xa1, 0x8c, 0x8b,
0x00, 0xa4, 0x95, 0xa2, 0x93, 0x00, 0x94, 0xf6,
0x00, 0x97, 0xa3, 0x96, 0x81, 0x00, 0x00, 0x98,
};
static const unsigned char cp437_page03[56] = {
0x00, 0x00, 0x00, 0xe2, 0x00, 0x00, 0x00, 0x00,
0xe9, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0xe4, 0x00, 0x00, 0xe8, 0x00,
0x00, 0xea, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xe0, 0x00, 0x00, 0xeb, 0xee, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xe3, 0x00, 0x00, 0xe5, 0xe7, 0x00, 0xed, 0x00,
};
static const unsigned char cp437_page22[80] = {
0x00, 0xf9, 0xfb, 0x00, 0x00, 0x00, 0xec, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xef, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xf7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xf0, 0x00, 0x00, 0xf3, 0xf2, 0x00, 0x00,
};
static const unsigned char cp437_page23[24] = {
0xa9, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xf4, 0xf5, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
static const unsigned char cp437_page25[168] = {
0xc4, 0x00, 0xb3, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xda, 0x00, 0x00, 0x00,
0xbf, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00,
0xd9, 0x00, 0x00, 0x00, 0xc3, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xb4, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xc2, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xc5, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xcd, 0xba, 0xd5, 0xd6, 0xc9, 0xb8, 0xb7, 0xbb,
0xd4, 0xd3, 0xc8, 0xbe, 0xbd, 0xbc, 0xc6, 0xc7,
0xcc, 0xb5, 0xb6, 0xb9, 0xd1, 0xd2, 0xcb, 0xcf,
0xd0, 0xca, 0xd8, 0xd7, 0xce, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xdf, 0x00, 0x00, 0x00, 0xdc, 0x00, 0x00, 0x00,
0xdb, 0x00, 0x00, 0x00, 0xdd, 0x00, 0x00, 0x00,
0xde, 0xb0, 0xb1, 0xb2, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
static int
cp437_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
{
unsigned char c = 0;
if (wc < 0x0080) {
*r = wc;
return 1;
}
else if (wc >= 0x00a0 && wc < 0x0100)
c = cp437_page00[wc-0x00a0];
else if (wc == 0x0192)
c = 0x9f;
else if (wc >= 0x0390 && wc < 0x03c8)
c = cp437_page03[wc-0x0390];
else if (wc == 0x207f)
c = 0xfc;
else if (wc == 0x20a7)
c = 0x9e;
else if (wc >= 0x2218 && wc < 0x2268)
c = cp437_page22[wc-0x2218];
else if (wc >= 0x2310 && wc < 0x2328)
c = cp437_page23[wc-0x2310];
else if (wc >= 0x2500 && wc < 0x25a8)
c = cp437_page25[wc-0x2500];
if (c != 0) {
*r = c;
return 1;
}
return RET_ILUNI;
}
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