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#ifndef _ATALK_UNICODE_H
#define _ATALK_UNICODE_H 1
#include <sys/cdefs.h>
#include <netatalk/endian.h>
#include <errno.h>
#include <sys/param.h>
#define ucs2_t u_int16_t
#ifndef MIN
#define MIN(a,b) ((a)<(b)?(a):(b))
#endif /* ! MIN */
#ifndef MAX
#define MAX(a,b) ((a)>(b)?(a):(b))
#endif /* ! MIN */
#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0)
#ifndef EILSEQ
#define EILSEQ 84 /* Illegal byte sequence. */
#endif
/* generic iconv conversion structure */
typedef struct {
size_t (*direct)(void *cd, char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
size_t (*pull)(void *cd, char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
size_t (*push)(void *cd, char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
void *cd_direct, *cd_pull, *cd_push;
char *from_name, *to_name;
} *atalk_iconv_t;
#define CHARSET_CLIENT 1
#define CHARSET_VOLUME 2
#define CHARSET_PRECOMPOSED 4
#define CHARSET_DECOMPOSED 8
#define CHARSET_MULTIBYTE 16
#define CHARSET_WIDECHAR 32
#define CHARSET_ICONV 64
#define IGNORE_CHAR '_'
/* conversion flags */
#define CONV_IGNORE (1<<0) /* ignore EILSEQ, replace with IGNORE_CHAR */
#define CONV_ESCAPEHEX (1<<1) /* escape unconvertable chars with :[UCS2HEX] */
#define CONV_ESCAPEDOTS (1<<2) /* escape leading dots with :2600 */
#define CONV_UNESCAPEHEX (1<<3)
#define CONV_TOUPPER (1<<4) /* convert to UPPERcase */
#define CONV_TOLOWER (1<<5) /* convert to lowercase */
#define CONV_PRECOMPOSE (1<<6) /* precompose */
#define CONV_DECOMPOSE (1<<7) /* precompose */
/* conversion return flags */
#define CONV_REQMANGLE (1<<14) /* mangling of returned name is required */
#define CONV_REQESCAPE (1<<15) /* espace unconvertable chars with :[UCS2HEX] */
/* this defines the charset types used in samba */
typedef enum {CH_UCS2=0, CH_UTF8=1, CH_MAC=2, CH_UNIX=3, CH_UTF8_MAC=4} 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;
const long kTextEncoding;
size_t (*pull)(void *, char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
size_t (*push)(void *, char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft);
u_int32_t flags;
struct charset_functions *prev, *next;
};
/* from iconv.c */
extern atalk_iconv_t atalk_iconv_open __P((const char *, const char *));
extern size_t atalk_iconv __P((atalk_iconv_t, const char **, size_t *, char **, size_t *));
extern int atalk_iconv_close __P((atalk_iconv_t));
extern struct charset_functions *find_charset_functions __P((const char *));
extern int atalk_register_charset __P((struct charset_functions *));
/* from util_unistr.c */
extern ucs2_t toupper_w __P((ucs2_t));
extern ucs2_t tolower_w __P((ucs2_t));
extern int strupper_w __P((ucs2_t *));
extern int strlower_w __P((ucs2_t *));
extern int islower_w __P((ucs2_t));
extern int islower_w __P((ucs2_t));
extern size_t strlen_w __P((const ucs2_t *));
extern size_t strnlen_w __P((const ucs2_t *, size_t));
extern ucs2_t* strchr_w __P((const ucs2_t *, ucs2_t));
extern int strcmp_w __P((const ucs2_t *, const ucs2_t *));
extern int strncmp_w __P((const ucs2_t *, const ucs2_t *, size_t));
extern int strcasecmp_w __P((const ucs2_t *, const ucs2_t *));
extern int strncasecmp_w __P((const ucs2_t *, const ucs2_t *, size_t));
extern ucs2_t *strcasestr_w __P((const ucs2_t *, const ucs2_t *));
extern ucs2_t *strndup_w __P((const ucs2_t *, size_t));
extern ucs2_t *strdup_w __P((const ucs2_t *));
extern ucs2_t *strncpy_w __P((ucs2_t *, const ucs2_t *, const size_t));
extern ucs2_t *strncat_w __P((ucs2_t *, const ucs2_t *, const size_t));
extern ucs2_t *strcat_w __P((ucs2_t *, const ucs2_t *));
extern size_t precompose_w __P((ucs2_t *, size_t, ucs2_t *,size_t *));
extern size_t decompose_w __P((ucs2_t *, size_t, ucs2_t *,size_t *));
extern size_t utf8_charlen __P(( char* ));
extern size_t utf8_strlen_validate __P(( char *));
/* from charcnv.c */
extern void init_iconv __P((void));
extern size_t convert_string __P((charset_t, charset_t, void const *, size_t, void *, size_t));
extern size_t convert_string_allocate __P((charset_t, charset_t, void const *, size_t, char **));
extern size_t utf8_strupper __P((const char *, size_t, char *, size_t));
extern size_t utf8_strlower __P((const char *, size_t, char *, size_t));
extern size_t unix_strupper __P((const char *, size_t, char *, size_t));
extern size_t unix_strlower __P((const char *, size_t, char *, size_t));
extern size_t charset_strupper __P((charset_t, const char *, size_t, char *, size_t));
extern size_t charset_strlower __P((charset_t, const char *, size_t, char *, size_t));
extern size_t charset_to_ucs2_allocate __P((charset_t, ucs2_t **dest, const char *src));
extern size_t charset_to_utf8_allocate __P((charset_t, char **dest, const char *src));
extern size_t ucs2_to_charset_allocate __P((charset_t, char **dest, const ucs2_t *src));
extern size_t utf8_to_charset_allocate __P((charset_t, char **dest, const char *src));
extern size_t ucs2_to_charset __P((charset_t, const ucs2_t *src, char *dest, size_t));
extern size_t convert_charset __P((charset_t, charset_t, charset_t, char *, size_t, char *, size_t, u_int16_t *));
extern size_t charset_precompose __P(( charset_t, char *, size_t, char *, size_t));
extern size_t charset_decompose __P(( charset_t, char *, size_t, char *, size_t));
extern size_t utf8_precompose __P(( char *, size_t, char *, size_t));
extern size_t utf8_decompose __P(( char *, size_t, char *, size_t));
extern charset_t add_charset __P((char* name));
#endif
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