/* Release any resource associated with given conversion descriptor. Copyright (C) 1997-2021 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #include <stdlib.h> #include <gconv_int.h> int __gconv_close (__gconv_t cd) { struct __gconv_step *srunp; struct __gconv_step_data *drunp; size_t nsteps; /* Free all resources by calling destructor functions and release the implementations. */ srunp = cd->__steps; nsteps = cd->__nsteps; drunp = cd->__data; do { if (!(drunp->__flags & __GCONV_IS_LAST) && drunp->__outbuf != NULL) free (drunp->__outbuf); } while (!((drunp++)->__flags & __GCONV_IS_LAST)); /* Free the data allocated for the descriptor. */ free (cd); /* Close the participating modules. */ return __gconv_close_transform (srunp, nsteps); }