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6973fc01 | 1 | /* Release any resource associated with given conversion descriptor. |
581c785b | 2 | Copyright (C) 1997-2022 Free Software Foundation, Inc. |
6973fc01 | 3 | This file is part of the GNU C Library. |
6973fc01 UD |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
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. | |
6973fc01 UD |
9 | |
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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
6973fc01 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
6973fc01 | 18 | |
6973fc01 UD |
19 | #include <stdlib.h> |
20 | ||
e62c19f1 UD |
21 | #include <gconv_int.h> |
22 | ||
6973fc01 UD |
23 | |
24 | int | |
d64b6ad0 | 25 | __gconv_close (__gconv_t cd) |
6973fc01 | 26 | { |
d64b6ad0 UD |
27 | struct __gconv_step *srunp; |
28 | struct __gconv_step_data *drunp; | |
6973fc01 UD |
29 | size_t nsteps; |
30 | ||
31 | /* Free all resources by calling destructor functions and release | |
32 | the implementations. */ | |
d64b6ad0 UD |
33 | srunp = cd->__steps; |
34 | nsteps = cd->__nsteps; | |
35 | drunp = cd->__data; | |
6973fc01 UD |
36 | do |
37 | { | |
85830c4c | 38 | if (!(drunp->__flags & __GCONV_IS_LAST) && drunp->__outbuf != NULL) |
d64b6ad0 | 39 | free (drunp->__outbuf); |
6973fc01 | 40 | } |
85830c4c | 41 | while (!((drunp++)->__flags & __GCONV_IS_LAST)); |
6973fc01 | 42 | |
6973fc01 | 43 | /* Free the data allocated for the descriptor. */ |
6973fc01 UD |
44 | free (cd); |
45 | ||
46 | /* Close the participating modules. */ | |
47 | return __gconv_close_transform (srunp, nsteps); | |
48 | } |