pmt: initial 3.0.2 update
This commit is contained in:
147
include/libgnulib/striconveh.h
Executable file
147
include/libgnulib/striconveh.h
Executable file
@@ -0,0 +1,147 @@
|
||||
/* Character set conversion with error handling.
|
||||
Copyright (C) 2001-2007, 2009-2024 Free Software Foundation, Inc.
|
||||
Written by Bruno Haible and Simon Josefsson.
|
||||
|
||||
This file 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.
|
||||
|
||||
This file 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 this program. If not, see <https://www.gnu.org/licenses/>. */
|
||||
|
||||
#ifndef _STRICONVEH_H
|
||||
#define _STRICONVEH_H
|
||||
|
||||
/* This file uses _GL_ATTRIBUTE_MALLOC, HAVE_ICONV. */
|
||||
#if !_GL_CONFIG_H_INCLUDED
|
||||
#error "Please include config.h first."
|
||||
#endif
|
||||
|
||||
#include <stdlib.h>
|
||||
#if HAVE_ICONV
|
||||
#include <iconv.h>
|
||||
#endif
|
||||
|
||||
#include "iconveh.h"
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
|
||||
#if HAVE_ICONV
|
||||
|
||||
/* A conversion descriptor for use by the iconveh functions. */
|
||||
typedef struct
|
||||
{
|
||||
/* Conversion descriptor from FROM_CODESET to TO_CODESET, or (iconv_t)(-1)
|
||||
if the system does not support a direct conversion from FROM_CODESET to
|
||||
TO_CODESET. */
|
||||
iconv_t cd;
|
||||
/* Conversion descriptor from FROM_CODESET to UTF-8 (or (iconv_t)(-1) if
|
||||
FROM_CODESET is UTF-8). */
|
||||
iconv_t cd1;
|
||||
/* Conversion descriptor from UTF-8 to TO_CODESET (or (iconv_t)(-1) if
|
||||
TO_CODESET is UTF-8). */
|
||||
iconv_t cd2;
|
||||
}
|
||||
iconveh_t;
|
||||
|
||||
/* Open a conversion descriptor for use by the iconveh functions.
|
||||
If successful, fills *CDP and returns 0. Upon failure, return -1 with errno
|
||||
set. */
|
||||
extern int
|
||||
iconveh_open (const char *to_codeset, const char *from_codeset,
|
||||
iconveh_t *cdp);
|
||||
|
||||
/* Close a conversion descriptor created by iconveh_open().
|
||||
Return value: 0 if successful, otherwise -1 and errno set. */
|
||||
extern int
|
||||
iconveh_close (const iconveh_t *cd);
|
||||
|
||||
/* Convert an entire string from one encoding to another, using iconv.
|
||||
The original string is at [SRC,...,SRC+SRCLEN-1].
|
||||
CD points to the conversion descriptor from FROMCODE to TOCODE, created by
|
||||
the function iconveh_open().
|
||||
If OFFSETS is not NULL, it should point to an array of SRCLEN integers; this
|
||||
array is filled with offsets into the result, i.e. the character starting
|
||||
at SRC[i] corresponds to the character starting at (*RESULTP)[OFFSETS[i]],
|
||||
and other offsets are set to (size_t)(-1).
|
||||
*RESULTP and *LENGTH should initially be a scratch buffer and its size,
|
||||
or *RESULTP can initially be NULL.
|
||||
May erase the contents of the memory at *RESULTP.
|
||||
Return value: 0 if successful, otherwise -1 and errno set.
|
||||
If successful: The resulting string is stored in *RESULTP and its length
|
||||
in *LENGTHP. *RESULTP is set to a freshly allocated memory block, or is
|
||||
unchanged if no dynamic memory allocation was necessary. */
|
||||
extern int
|
||||
mem_cd_iconveh (const char *src, size_t srclen,
|
||||
const iconveh_t *cd,
|
||||
enum iconv_ilseq_handler handler,
|
||||
size_t *offsets,
|
||||
char **resultp, size_t *lengthp);
|
||||
|
||||
/* Convert an entire string from one encoding to another, using iconv.
|
||||
The original string is the NUL-terminated string starting at SRC.
|
||||
CD points to the conversion descriptor from FROMCODE to TOCODE, created by
|
||||
the function iconveh_open().
|
||||
Both the "from" and the "to" encoding must use a single NUL byte at the end
|
||||
of the string (i.e. not UCS-2, UCS-4, UTF-16, UTF-32).
|
||||
Allocate a malloced memory block for the result.
|
||||
Return value: the freshly allocated resulting NUL-terminated string if
|
||||
successful, otherwise NULL and errno set. */
|
||||
extern char *
|
||||
str_cd_iconveh (const char *src,
|
||||
const iconveh_t *cd,
|
||||
enum iconv_ilseq_handler handler)
|
||||
_GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
|
||||
|
||||
#endif
|
||||
|
||||
/* Convert an entire string from one encoding to another, using iconv.
|
||||
The original string is at [SRC,...,SRC+SRCLEN-1].
|
||||
If OFFSETS is not NULL, it should point to an array of SRCLEN integers; this
|
||||
array is filled with offsets into the result, i.e. the character starting
|
||||
at SRC[i] corresponds to the character starting at (*RESULTP)[OFFSETS[i]],
|
||||
and other offsets are set to (size_t)(-1).
|
||||
*RESULTP and *LENGTH should initially be a scratch buffer and its size,
|
||||
or *RESULTP can initially be NULL.
|
||||
May erase the contents of the memory at *RESULTP.
|
||||
Return value: 0 if successful, otherwise -1 and errno set.
|
||||
If successful: The resulting string is stored in *RESULTP and its length
|
||||
in *LENGTHP. *RESULTP is set to a freshly allocated memory block, or is
|
||||
unchanged if no dynamic memory allocation was necessary. */
|
||||
extern int
|
||||
mem_iconveh (const char *src, size_t srclen,
|
||||
const char *from_codeset, const char *to_codeset,
|
||||
enum iconv_ilseq_handler handler,
|
||||
size_t *offsets,
|
||||
char **resultp, size_t *lengthp);
|
||||
|
||||
/* Convert an entire string from one encoding to another, using iconv.
|
||||
The original string is the NUL-terminated string starting at SRC.
|
||||
Both the "from" and the "to" encoding must use a single NUL byte at the
|
||||
end of the string (i.e. not UCS-2, UCS-4, UTF-16, UTF-32).
|
||||
Allocate a malloced memory block for the result.
|
||||
Return value: the freshly allocated resulting NUL-terminated string if
|
||||
successful, otherwise NULL and errno set. */
|
||||
extern char *
|
||||
str_iconveh (const char *src,
|
||||
const char *from_codeset, const char *to_codeset,
|
||||
enum iconv_ilseq_handler handler)
|
||||
_GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
#endif /* _STRICONVEH_H */
|
||||
Reference in New Issue
Block a user