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Diffstat (limited to 'iconvdata/jis0212.h')
-rw-r--r--iconvdata/jis0212.h32
1 files changed, 18 insertions, 14 deletions
diff --git a/iconvdata/jis0212.h b/iconvdata/jis0212.h
index cf5d919109..4930437128 100644
--- a/iconvdata/jis0212.h
+++ b/iconvdata/jis0212.h
@@ -34,20 +34,20 @@ struct jisx0212_idx
};
/* Conversion table. */
-extern const struct jisx0212_idx jisx0212_to_ucs_idx[];
-extern const uint16_t jisx0212_to_ucs[];
+extern const struct jisx0212_idx __jisx0212_to_ucs_idx[];
+extern const uint16_t __jisx0212_to_ucs[];
-extern const struct jisx0212_idx jisx0212_from_ucs_idx[];
-extern const char jisx0212_from_ucs[][2];
+extern const struct jisx0212_idx __jisx0212_from_ucs_idx[];
+extern const char __jisx0212_from_ucs[][2];
static inline wchar_t
-jisx0212_to_ucs4 (const char **s, size_t avail, unsigned char offset)
+jisx0212_to_ucs4 (const unsigned char **s, size_t avail, unsigned char offset)
{
- const struct jisx0212_idx *rp = jisx0212_to_ucs_idx;
+ const struct jisx0212_idx *rp = __jisx0212_to_ucs_idx;
unsigned char ch = *(*s);
unsigned char ch2;
- wchar_t wch = L'\0';
+ uint32_t wch = 0;
int idx;
if (ch < offset || (ch - offset) <= 0x6d || (ch - offset) > 0xea)
@@ -62,10 +62,10 @@ jisx0212_to_ucs4 (const char **s, size_t avail, unsigned char offset)
idx = (ch - 0x21 - offset) * 94 + (ch2 - 0x21 - offset);
- while (idx < rp->start)
+ while (idx > rp->end)
++rp;
- if (idx <= rp->end)
- wch = jisx0212_to_ucs[rp->idx + idx - rp->start];
+ if (idx >= rp->start)
+ wch = __jisx0212_to_ucs[rp->idx + idx - rp->start];
if (wch != L'\0')
(*s) += 2;
@@ -79,16 +79,20 @@ jisx0212_to_ucs4 (const char **s, size_t avail, unsigned char offset)
static inline size_t
ucs4_to_jisx0212 (wchar_t wch, char *s, size_t avail)
{
- const struct jisx0212_idx *rp = jisx0212_from_ucs_idx;
+ const struct jisx0212_idx *rp = __jisx0212_from_ucs_idx;
unsigned int ch = (unsigned int) wch;
- const char *cp = NULL;
+ const char *cp;
+ if (ch >= 0xffff)
+ return UNKNOWN_10646_CHAR;
while (ch > rp->end)
++rp;
if (ch >= rp->start)
- cp = jisx0212_from_ucs[rp->idx + ch - rp->start];
+ cp = __jisx0212_from_ucs[rp->idx + ch - rp->start];
+ else
+ return UNKNOWN_10646_CHAR;
- if (cp == NULL || cp[0] == '\0')
+ if (cp[0] == '\0')
return UNKNOWN_10646_CHAR;
s[0] = cp[0];