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-
- /*
- * ISO646-JP
- * also known as JIS_C6220-1969-RO
- */
-
- /* This is the lower half of JIS_X0201. */
-
- static int
- iso646_jp_mbtowc (conv_t conv, wchar_t *pwc, const unsigned char *s, int n)
- {
- unsigned char c = *s;
- if (c < 0x80) {
- if (c == 0x5c)
- *pwc = (wchar_t) 0x00a5;
- else if (c == 0x7e)
- *pwc = (wchar_t) 0x203e;
- else
- *pwc = (wchar_t) c;
- return 1;
- }
- return RET_ILSEQ;
- }
-
- static int
- iso646_jp_wctomb (conv_t conv, unsigned char *r, wchar_t wc, int n)
- {
- if (wc < 0x0080 && !(wc == 0x005c || wc == 0x007e)) {
- *r = wc;
- return 1;
- }
- if (wc == 0x00a5) {
- *r = 0x5c;
- return 1;
- }
- if (wc == 0x203e) {
- *r = 0x7e;
- return 1;
- }
- return RET_ILSEQ;
- }
-