1 /* Copyright (C) 1996-2015 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
24 #include <wcsmbsload.h>
33 unsigned char buf[MB_LEN_MAX];
34 struct __gconv_step_data data;
36 wchar_t *inptr = inbuf;
39 const struct gconv_fcts *fcts;
44 /* We know that only ASCII compatible encodings are used for the
45 locale and that the wide character encoding is ISO 10646. */
46 if (c >= L'\0' && c <= L'\x7f')
49 /* Tell where we want the result. */
51 data.__outbufend = buf + MB_LEN_MAX;
52 data.__invocation_counter = 0;
53 data.__internal_use = 1;
54 data.__flags = __GCONV_IS_LAST;
55 data.__statep = &data.__state;
57 /* Make sure we start in the initial state. */
58 memset (&data.__state, '\0', sizeof (mbstate_t));
60 /* Get the conversion functions. */
61 fcts = get_gconv_fcts (_NL_CURRENT_DATA (LC_CTYPE));
63 /* Create the input string. */
66 const unsigned char *argptr = (const unsigned char *) inptr;
67 __gconv_fct fct = fcts->tomb->__fct;
69 if (fcts->tomb->__shlib_handle != NULL)
72 status = DL_CALL_FCT (fct,
73 (fcts->tomb, &data, &argptr,
74 argptr + sizeof (inbuf[0]), NULL, &dummy, 0, 1));
76 /* The conversion failed or the output is too long. */
77 if ((status != __GCONV_OK && status != __GCONV_FULL_OUTPUT
78 && status != __GCONV_EMPTY_INPUT)
79 || data.__outbuf != (unsigned char *) (buf + 1))