diff options
Diffstat (limited to 'iconvdata/iso-2022-cn.c')
| -rw-r--r-- | iconvdata/iso-2022-cn.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/iconvdata/iso-2022-cn.c b/iconvdata/iso-2022-cn.c index d45ed6b..6040e12 100644 --- a/iconvdata/iso-2022-cn.c +++ b/iconvdata/iso-2022-cn.c @@ -141,15 +141,15 @@ enum line; we can simply ignore them \ - the initial byte of the SS2 sequence. \ */ \ - if (__builtin_expect (inptr + 1 > inend, 0) \ + if (__builtin_expect (inptr + 2 > inend, 0) \ || (inptr[1] == '$' \ - && (__builtin_expect (inptr + 2 > inend, 0) \ + && (__builtin_expect (inptr + 3 > inend, 0) \ || (inptr[2] == ')' \ - && __builtin_expect (inptr + 3 > inend, 0)) \ + && __builtin_expect (inptr + 4 > inend, 0)) \ || (inptr[2] == '*' \ - && __builtin_expect (inptr + 3 > inend, 0)))) \ + && __builtin_expect (inptr + 4 > inend, 0)))) \ || (inptr[1] == SS2_1 \ - && __builtin_expect (inptr + 3 > inend, 0))) \ + && __builtin_expect (inptr + 4 > inend, 0))) \ { \ result = __GCONV_INCOMPLETE_INPUT; \ break; \ @@ -313,14 +313,14 @@ enum else \ { \ /* Well, see whether we have to change the SO set. */ \ - if (set == GB2312_set) \ + if (used == GB2312_set) \ written = ucs4_to_cns11643l1 (ch, buf, 2); \ else \ written = ucs4_to_gb2312 (ch, buf, 2); \ \ if (__builtin_expect (written, 0) != __UNKNOWN_10646_CHAR) \ /* Oh well, then switch SO. */ \ - used = GB2312_set + CNS11643_1_set - set; \ + used = GB2312_set + CNS11643_1_set - used; \ else \ { \ /* Even this does not work. Error. */ \ @@ -335,7 +335,7 @@ enum { \ /* First see whether we announced that we use this \ character set. */ \ - if ((ann & (2 << used)) == 0) \ + if ((ann & (16 << (used >> 3))) == 0) \ { \ const char *escseq; \ \ @@ -345,10 +345,10 @@ enum break; \ } \ \ - assert (used >= 1 && used <= 3); \ - escseq = "\e$)A\e$)G\e$*H" + (used - 1) * 4; \ - *outptr++ = *escseq++; \ - *outptr++ = *escseq++; \ + assert ((used >> 3) >= 1 && (used >> 3) <= 3); \ + escseq = ")A)G*H" + ((used >> 3) - 1) * 2; \ + *outptr++ = ESC; \ + *outptr++ = '$'; \ *outptr++ = *escseq++; \ *outptr++ = *escseq++; \ \ @@ -402,6 +402,7 @@ enum \ *outptr++ = buf[0]; \ *outptr++ = buf[1]; \ + set = used; \ } \ \ /* Now that we wrote the output increment the input pointer. */ \ |