diff options
Diffstat (limited to 'iconv/gconv.h')
| -rw-r--r-- | iconv/gconv.h | 127 |
1 files changed, 7 insertions, 120 deletions
diff --git a/iconv/gconv.h b/iconv/gconv.h index 139ca0d..76a7197 100644 --- a/iconv/gconv.h +++ b/iconv/gconv.h @@ -1,6 +1,5 @@ /* Copyright (C) 1997, 1998 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 Library General Public License as @@ -17,14 +16,16 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* This header provides no interface for a user to the internals of + the gconv implementation in the libc. Therefore there is no use + for these definitions beside for writing additional gconv modules. */ + #ifndef _GCONV_H #define _GCONV_H 1 #include <features.h> -#include <sys/types.h> -#include <regex.h> - -__BEGIN_DECLS +#define __need_size_t +#include <stddef.h> /* ISO 10646 value used to signal invalid value. */ #define UNKNOWN_10646_CHAR ((wchar_t) 0xfffd) @@ -47,18 +48,6 @@ enum }; -/* Structure for alias definition. Simply to strings. */ -struct gconv_alias -{ - __const char *fromname; - __const char *toname; -}; - - -/* Default size of intermediate buffers. */ -#define GCONV_DEFAULT_BUFSIZE 8160 - - /* Forward declarations. */ struct gconv_step; struct gconv_step_data; @@ -101,6 +90,7 @@ struct gconv_step_data void *data; /* Pointer to step-local data. */ }; + /* Combine conversion step description with data. */ typedef struct gconv_info { @@ -109,107 +99,4 @@ typedef struct gconv_info struct gconv_step_data *data; } *gconv_t; - -/* Description for an available conversion module. */ -struct gconv_module -{ - __const char *from_pattern; - __const char *from_constpfx; - size_t from_constpfx_len; - __const regex_t *from_regex; - - __const char *to_string; - - int cost; - - __const char *module_name; -}; - - -/* Global variables. */ - -/* Database of alias names. */ -extern void *__gconv_alias_db; - -/* Array with available modules. */ -extern size_t __gconv_nmodules; -extern struct gconv_module **__gconv_modules_db; - - -/* Return in *HANDLE decriptor for transformation from FROMSET to TOSET. */ -extern int __gconv_open __P ((__const char *__toset, __const char *__fromset, - gconv_t *__handle)); - -/* Free resources associated with transformation descriptor CD. */ -extern int __gconv_close __P ((gconv_t cd)); - -/* Transform at most *INBYTESLEFT bytes from buffer starting at *INBUF - according to rules described by CD and place up to *OUTBYTESLEFT - bytes in buffer starting at *OUTBUF. Return number of written - characters in *CONVERTED if this pointer is not null. */ -extern int __gconv __P ((gconv_t __cd, - __const char **__inbuf, size_t *__inbytesleft, - char **__outbuf, size_t *__outbytesleft, - size_t *__converted)); - -/* Return in *HANDLE a pointer to an array with *NSTEPS elements describing - the single steps necessary for transformation from FROMSET to TOSET. */ -extern int __gconv_find_transform __P ((__const char *__toset, - __const char *__fromset, - struct gconv_step **__handle, - size_t *__nsteps)); - -/* Read all the configuration data and cache it. */ -extern void __gconv_read_conf __P ((void)); - -/* Comparison function to search alias. */ -extern int __gconv_alias_compare __P ((__const void *__p1, - __const void *__p2)); - -/* Clear reference to transformation step implementations which might - cause the code to be unloaded. */ -extern int __gconv_close_transform __P ((struct gconv_step *__steps, - size_t __nsteps)); - - -/* Find in the shared object associated with HANDLE for a function with - name NAME. Return function pointer or NULL. */ -extern void *__gconv_find_func __P ((void *__handle, __const char *__name)); - -/* Load shared object named by NAME. If already loaded increment reference - count. */ -extern void *__gconv_find_shlib __P ((__const char *__name)); - -/* Release shared object. If no further reference is available unload - the object. */ -extern int __gconv_release_shlib __P ((void *__handle)); - -/* Fill STEP with information about builtin module with NAME. */ -extern void __gconv_get_builtin_trans __P ((__const char *__name, - struct gconv_step *__step)); - - - -/* Builtin transformations. */ -#ifdef _LIBC -# define __BUILTIN_TRANS(Name) \ - extern int Name __P ((struct gconv_step *__step, \ - struct gconv_step_data *__data, __const char *__inbuf,\ - size_t *__inlen, size_t *__written, int __do_flush)) - -__BUILTIN_TRANS (__gconv_transform_dummy); -__BUILTIN_TRANS (__gconv_transform_ucs4_utf8); -__BUILTIN_TRANS (__gconv_transform_utf8_ucs4); -__BUILTIN_TRANS (__gconv_transform_ucs2_ucs4); -__BUILTIN_TRANS (__gconv_transform_ucs4_ucs2); -# undef __BUITLIN_TRANS - -extern int __gconv_transform_init_rstate __P ((struct gconv_step *__step, - struct gconv_step_data *__data)); -extern void __gconv_transform_end_rstate __P ((struct gconv_step_data *__data)); - -#endif - -__END_DECLS - #endif /* gconv.h */ |