This source file includes following definitions.
- FUNC
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18 size_t
19 FUNC (char *dest, const SCHAR_T **srcp, size_t srclen, size_t len, mbstate_t *ps)
20 {
21 if (ps == NULL)
22 ps = &INTERNAL_STATE;
23 {
24 const SCHAR_T *src = *srcp;
25 size_t cur_max = MB_CUR_MAX;
26 char buf[64];
27
28 if (!(cur_max <= sizeof (buf)))
29 abort ();
30
31 if (dest != NULL)
32 {
33 char *destptr = dest;
34
35 for (; srclen > 0 && len > 0; src++, srclen--)
36 {
37 SCHAR_T wc = *src;
38 size_t ret = WCRTOMB (len >= cur_max ? destptr : buf, wc, ps);
39
40 if (ret == (size_t)(-1))
41 goto bad_input;
42 if (!(ret <= cur_max))
43 abort ();
44 if (len < ret)
45 break;
46 if (len < cur_max)
47 memcpy (destptr, buf, ret);
48 if (wc == 0)
49 {
50 src = NULL;
51
52 break;
53 }
54 destptr += ret;
55 len -= ret;
56 }
57 *srcp = src;
58 return destptr - dest;
59 }
60 else
61 {
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64 mbstate_t state = *ps;
65 size_t totalcount = 0;
66
67 for (; srclen > 0; src++, srclen--)
68 {
69 SCHAR_T wc = *src;
70 size_t ret = WCRTOMB (buf, wc, &state);
71
72 if (ret == (size_t)(-1))
73 goto bad_input2;
74 if (wc == 0)
75 {
76
77 break;
78 }
79 totalcount += ret;
80 }
81 return totalcount;
82 }
83
84 bad_input:
85 *srcp = src;
86 bad_input2:
87 errno = EILSEQ;
88 return (size_t)(-1);
89 }
90 }