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7e740ab2e7
struct gconv_fcts for the C locale is statically allocated, and __gconv_close_transform deallocates the steps object. Therefore this commit introduces __wcsmbs_close_conv to avoid freeing the statically allocated steps objects.
81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _WCSMBSLOAD_H
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#define _WCSMBSLOAD_H 1
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#include <locale.h>
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#include <wchar.h>
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#include <locale/localeinfo.h>
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/* Contains pointers to the used functions in the `gconv' modules. */
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struct gconv_fcts
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{
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struct __gconv_step *towc;
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size_t towc_nsteps;
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struct __gconv_step *tomb;
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size_t tomb_nsteps;
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};
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/* Set of currently active conversion functions. */
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extern const struct gconv_fcts __wcsmbs_gconv_fcts_c attribute_hidden;
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/* Load conversion functions for the currently selected locale. */
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extern void __wcsmbs_load_conv (struct __locale_data *new_category)
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attribute_hidden;
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/* Clone the current `__wcsmbs_load_conv' value. */
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extern void __wcsmbs_clone_conv (struct gconv_fcts *copy)
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attribute_hidden;
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/* Find the conversion functions for converting to and from NAME. */
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extern int __wcsmbs_named_conv (struct gconv_fcts *copy, const char *name)
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attribute_hidden;
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/* Function used for the `private.cleanup' hook. */
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extern void _nl_cleanup_ctype (struct __locale_data *) attribute_hidden;
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extern void __wcsmbs_close_conv (struct gconv_fcts *conv) attribute_hidden;
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#include <iconv/gconv_int.h>
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/* Load the function implementation if necessary. */
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extern struct __gconv_step *__wcsmbs_getfct (const char *to, const char *from,
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size_t *nstepsp)
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attribute_hidden;
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extern const struct __locale_data _nl_C_LC_CTYPE attribute_hidden;
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/* Check whether the LC_CTYPE locale changed since the last call.
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Update the pointers appropriately. */
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static inline const struct gconv_fcts *
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get_gconv_fcts (struct __locale_data *data)
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{
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if (__glibc_unlikely (data->private.ctype == NULL))
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{
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if (__glibc_unlikely (data == &_nl_C_LC_CTYPE))
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return &__wcsmbs_gconv_fcts_c;
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__wcsmbs_load_conv (data);
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}
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return data->private.ctype;
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}
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#endif /* wcsmbsload.h */
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