-/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
- Library General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
/* This header provides no interface for a user to the internals of
the gconv implementation in the libc. Therefore there is no use
#define _GCONV_H 1
#include <features.h>
+#define __need_mbstate_t
+#define __need_wint_t
#include <wchar.h>
#define __need_size_t
+#define __need_wchar_t
#include <stddef.h>
/* ISO 10646 value used to signal invalid value. */
-#define UNKNOWN_10646_CHAR ((wchar_t) 0xfffd)
+#define __UNKNOWN_10646_CHAR ((wchar_t) 0xfffd)
/* Error codes for gconv functions. */
enum
{
- GCONV_OK = 0,
- GCONV_NOCONV,
- GCONV_NODB,
- GCONV_NOMEM,
-
- GCONV_EMPTY_INPUT,
- GCONV_FULL_OUTPUT,
- GCONV_ILLEGAL_INPUT,
- GCONV_INCOMPLETE_INPUT,
-
- GCONV_ILLEGAL_DESCRIPTOR,
- GCONV_INTERNAL_ERROR
+ __GCONV_OK = 0,
+ __GCONV_NOCONV,
+ __GCONV_NODB,
+ __GCONV_NOMEM,
+
+ __GCONV_EMPTY_INPUT,
+ __GCONV_FULL_OUTPUT,
+ __GCONV_ILLEGAL_INPUT,
+ __GCONV_INCOMPLETE_INPUT,
+
+ __GCONV_ILLEGAL_DESCRIPTOR,
+ __GCONV_INTERNAL_ERROR
+};
+
+
+/* Flags the `__gconv_open' function can set. */
+enum
+{
+ __GCONV_IS_LAST = 0x0001,
+ __GCONV_IGNORE_ERRORS = 0x0002,
+ __GCONV_SWAP = 0x0004
};
/* Forward declarations. */
-struct gconv_step;
-struct gconv_step_data;
-struct gconv_loaded_object;
+struct __gconv_step;
+struct __gconv_step_data;
+struct __gconv_loaded_object;
+struct __gconv_trans_data;
/* Type of a conversion function. */
-typedef int (*gconv_fct) __P ((struct gconv_step *,
- struct gconv_step_data *, __const char **,
- __const char *, size_t *, int));
+typedef int (*__gconv_fct) (struct __gconv_step *, struct __gconv_step_data *,
+ const unsigned char **, const unsigned char *,
+ unsigned char **, size_t *, int, int);
+
+/* Type of a specialized conversion function for a single byte to INTERNAL. */
+typedef wint_t (*__gconv_btowc_fct) (struct __gconv_step *, unsigned char);
/* Constructor and destructor for local data for conversion step. */
-typedef int (*gconv_init_fct) __P ((struct gconv_step *));
-typedef void (*gconv_end_fct) __P ((struct gconv_step *));
+typedef int (*__gconv_init_fct) (struct __gconv_step *);
+typedef void (*__gconv_end_fct) (struct __gconv_step *);
+
+
+/* Type of a transliteration/transscription function. */
+typedef int (*__gconv_trans_fct) (struct __gconv_step *,
+ struct __gconv_step_data *, void *,
+ const unsigned char *,
+ const unsigned char **,
+ const unsigned char *, unsigned char **,
+ size_t *);
+
+/* Function to call to provide transliteration module with context. */
+typedef int (*__gconv_trans_context_fct) (void *, const unsigned char *,
+ const unsigned char *,
+ unsigned char *, unsigned char *);
+
+/* Function to query module about supported encoded character sets. */
+typedef int (*__gconv_trans_query_fct) (const char *, const char ***,
+ size_t *);
+
+/* Constructor and destructor for local data for transliteration. */
+typedef int (*__gconv_trans_init_fct) (void **, const char *);
+typedef void (*__gconv_trans_end_fct) (void *);
+
+struct __gconv_trans_data
+{
+ /* Transliteration/Transscription function. */
+ __gconv_trans_fct __trans_fct;
+ __gconv_trans_context_fct __trans_context_fct;
+ __gconv_trans_end_fct __trans_end_fct;
+ void *__data;
+ struct __gconv_trans_data *__next;
+};
/* Description of a conversion step. */
-struct gconv_step
+struct __gconv_step
{
- struct gconv_loaded_object *shlib_handle;
- const char *modname;
+ struct __gconv_loaded_object *__shlib_handle;
+ const char *__modname;
- int counter;
+ int __counter;
- __const char *from_name;
- __const char *to_name;
+ char *__from_name;
+ char *__to_name;
- gconv_fct fct;
- gconv_init_fct init_fct;
- gconv_end_fct end_fct;
+ __gconv_fct __fct;
+ __gconv_btowc_fct __btowc_fct;
+ __gconv_init_fct __init_fct;
+ __gconv_end_fct __end_fct;
/* Information about the number of bytes needed or produced in this
step. This helps optimizing the buffer sizes. */
- int min_needed_from;
- int max_needed_from;
- int min_needed_to;
- int max_needed_to;
+ int __min_needed_from;
+ int __max_needed_from;
+ int __min_needed_to;
+ int __max_needed_to;
/* Flag whether this is a stateful encoding or not. */
- int stateful;
+ int __stateful;
- void *data; /* Pointer to step-local data. */
+ void *__data; /* Pointer to step-local data. */
};
/* Additional data for steps in use of conversion descriptor. This is
allocated by the `init' function. */
-struct gconv_step_data
+struct __gconv_step_data
{
- char *outbuf; /* Output buffer for this step. */
- char *outbufend; /* Address of first byte after the output buffer. */
+ unsigned char *__outbuf; /* Output buffer for this step. */
+ unsigned char *__outbufend; /* Address of first byte after the output
+ buffer. */
+
+ /* Is this the last module in the chain. */
+ int __flags;
- int is_last;
+ /* Counter for number of invocations of the module function for this
+ descriptor. */
+ int __invocation_counter;
- mbstate_t *statep;
- mbstate_t __state; /* This element should not be used directly by
+ /* Flag whether this is an internal use of the module (in the mb*towc*
+ and wc*tomb* functions) or regular with iconv(3). */
+ int __internal_use;
+
+ __mbstate_t *__statep;
+ __mbstate_t __state; /* This element must not be used directly by
any module; always use STATEP! */
+
+ /* Transliteration information. */
+ struct __gconv_trans_data *__trans;
};
/* Combine conversion step description with data. */
-typedef struct gconv_info
+typedef struct __gconv_info
{
- size_t nsteps;
- struct gconv_step *steps;
- struct gconv_step_data *data;
-} *gconv_t;
+ size_t __nsteps;
+ struct __gconv_step *__steps;
+ __extension__ struct __gconv_step_data __data __flexarr;
+} *__gconv_t;
#endif /* gconv.h */