00001
00002
00003
00004
00005
00006 #ifdef NEED_TOWC
00007
00008 static int
00009 jisx0201_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
00010 {
00011 unsigned char c = *s;
00012 if (c < 0x80) {
00013 if (c == 0x5c)
00014 *pwc = (ucs4_t) 0x00a5;
00015 else if (c == 0x7e)
00016 *pwc = (ucs4_t) 0x203e;
00017 else
00018 *pwc = (ucs4_t) c;
00019 return 1;
00020 } else {
00021 if (c >= 0xa1 && c < 0xe0) {
00022 *pwc = (ucs4_t) c + 0xfec0;
00023 return 1;
00024 }
00025 }
00026 return RET_ILSEQ;
00027 }
00028 #endif
00029
00030 #ifdef NEED_TOMB
00031
00032 static int
00033 jisx0201_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
00034 {
00035 if (wc < 0x0080 && !(wc == 0x005c || wc == 0x007e)) {
00036 *r = wc;
00037 return 1;
00038 }
00039 if (wc == 0x00a5) {
00040 *r = 0x5c;
00041 return 1;
00042 }
00043 if (wc == 0x203e) {
00044 *r = 0x7e;
00045 return 1;
00046 }
00047 if (wc >= 0xff61 && wc < 0xffa0) {
00048 *r = wc - 0xfec0;
00049 return 1;
00050 }
00051 return RET_ILSEQ;
00052 }
00053 #endif