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/*
Unix SMB/CIFS implementation.
charset defines
Copyright (C) Andrew Tridgell 2001
Copyright (C) Jelmer Vernooij 2002
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __CHARSET_H__
#define __CHARSET_H__
#include <talloc.h>
/* this defines the charset types used in samba */
typedef enum {CH_UTF16=0, CH_UNIX, CH_DOS, CH_UTF8, CH_UTF16BE} charset_t;
#define NUM_CHARSETS 5
/*
* for each charset we have a function that pulls from that charset to
* a ucs2 buffer, and a function that pushes to a ucs2 buffer
* */
struct charset_functions {
const char *name;
size_t (*pull)(void *, const char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
size_t (*push)(void *, const char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
struct charset_functions *prev, *next;
};
/* this type is used for manipulating unicode codepoints */
typedef uint32_t codepoint_t;
#define INVALID_CODEPOINT ((codepoint_t)-1)
/* generic iconv conversion structure */
typedef struct smb_iconv_s {
size_t (*direct)(void *cd, const char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
size_t (*pull)(void *cd, const char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
size_t (*push)(void *cd, const char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
void *cd_direct, *cd_pull, *cd_push;
} *smb_iconv_t;
/* string manipulation flags */
#define STR_TERMINATE 1
#define STR_UPPER 2
#define STR_ASCII 4
#define STR_UNICODE 8
#define STR_NOALIGN 16
#define STR_NO_RANGE_CHECK 32
#define STR_LEN8BIT 64
#define STR_TERMINATE_ASCII 128 /* only terminate if ascii */
#define STR_LEN_NOTERM 256 /* the length field is the unterminated length */
struct loadparm_context;
struct smb_iconv_convenience;
extern struct smb_iconv_convenience *global_smb_iconv_convenience;
#include "lib/charset/charset_proto.h"
/* replace some string functions with multi-byte
versions */
#define strlower(s) strlower_m(s)
#define strupper(s) strupper_m(s)
#endif /* __CHARSET_H__ */
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