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Differential D33146 Diff 99156 lib/libc/iconv/citrus_prop.c

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lib/libc/iconv/citrus_prop.c

Show First 20 Lines • Show All 73 Lines • ▼ Show 20 Lines if (obj->type == _CITRUS_PROP_STR)
free(__DECONST(void *, obj->u.str)); free(__DECONST(void *, obj->u.str));
} }
static const char *xdigit = "0123456789ABCDEF"; static const char *xdigit = "0123456789ABCDEF";
#define _CITRUS_PROP_READ_UINT_COMMON(_func_, _type_, _max_) \ #define _CITRUS_PROP_READ_UINT_COMMON(_func_, _type_, _max_) \
static int \ static int \
_citrus_prop_read_##_func_##_common(struct _memstream * __restrict ms, \ _citrus_prop_read_##_func_##_common(struct _memstream * __restrict ms, \
_type_ * __restrict result, int base) \ _type_ * __restrict result, int base, int neg) \
{ \ { \
_type_ acc, cutoff; \ _type_ acc, cutoff; \
int ch, cutlim, n; \ int ch, cutlim, n; \
char *p; \ char *p; \
\ \
acc = (_type_)0; \ acc = (_type_)0; \
cutoff = _max_ / base; \ cutoff = _max_ / base; \
cutlim = _max_ % base; \ cutlim = _max_ % base; \
for (;;) { \ for (;;) { \
ch = _memstream_getc(ms); \ ch = _memstream_getc(ms); \
p = strchr(xdigit, _bcs_toupper(ch)); \ p = strchr(xdigit, _bcs_toupper(ch)); \
if (p == NULL || (n = (p - xdigit)) >= base) \ if (p == NULL || (n = (p - xdigit)) >= base) \
break; \ break; \
if (acc > cutoff || (acc == cutoff && n > cutlim)) \ if (acc > cutoff || (acc == cutoff && n > cutlim)) \
break; \ break; \
acc *= base; \ acc *= base; \
acc += n; \ acc += n; \
} \ } \
_memstream_ungetc(ms, ch); \ _memstream_ungetc(ms, ch); \
*result = acc; \ *result = neg ? -acc : acc; \
return (0); \ return (0); \
} }
_CITRUS_PROP_READ_UINT_COMMON(chr, int, UCHAR_MAX) _CITRUS_PROP_READ_UINT_COMMON(chr, int, UCHAR_MAX)
_CITRUS_PROP_READ_UINT_COMMON(num, uint64_t, UINT64_MAX) _CITRUS_PROP_READ_UINT_COMMON(num, uint64_t, UINT64_MAX)
#undef _CITRUS_PROP_READ_UINT_COMMON #undef _CITRUS_PROP_READ_UINT_COMMON
#define _CITRUS_PROP_READ_INT(_func_, _type_) \ #define _CITRUS_PROP_READ_INT(_func_, _type_) \
static int \ static int \
Show All 23 Lines if (ch == 'x' || ch == 'X') { \
return (0); \ return (0); \
} \ } \
base += 8; \ base += 8; \
} \ } \
} else if (_bcs_isdigit(ch) == 0) \ } else if (_bcs_isdigit(ch) == 0) \
return (EINVAL); \ return (EINVAL); \
_memstream_ungetc(ms, ch); \ _memstream_ungetc(ms, ch); \
return (_citrus_prop_read_##_func_##_common \ return (_citrus_prop_read_##_func_##_common \
(ms, &obj->u._func_, base)); \ (ms, &obj->u._func_, base, neg)); \
} }
_CITRUS_PROP_READ_INT(chr, int) _CITRUS_PROP_READ_INT(chr, int)
_CITRUS_PROP_READ_INT(num, uint64_t) _CITRUS_PROP_READ_INT(num, uint64_t)
#undef _CITRUS_PROP_READ_INT #undef _CITRUS_PROP_READ_INT
static int static int
_citrus_prop_read_character_common(struct _memstream * __restrict ms, _citrus_prop_read_character_common(struct _memstream * __restrict ms,
int * __restrict result) int * __restrict result)
Show All 29 Lines case 'v':
*result = '\v'; *result = '\v';
break; break;
case '0': case '1': case '2': case '3': case '0': case '1': case '2': case '3':
case '4': case '5': case '6': case '7': case '4': case '5': case '6': case '7':
_memstream_ungetc(ms, ch); _memstream_ungetc(ms, ch);
base -= 8; base -= 8;
/*FALLTHROUGH*/ /*FALLTHROUGH*/
case 'x': case 'x':
return (_citrus_prop_read_chr_common(ms, result, base)); return (_citrus_prop_read_chr_common(ms, result,
base, 0));
/*NOTREACHED*/ /*NOTREACHED*/
default: default:
/* unknown escape */ /* unknown escape */
*result = ch; *result = ch;
} }
} }
return (0); return (0);
} }
▲ Show 20 Lines • Show All 251 Lines • Show Last 20 Lines