diff options
Diffstat (limited to 'fs/cifs/cifs_unicode.h')
| -rw-r--r-- | fs/cifs/cifs_unicode.h | 60 |
1 files changed, 46 insertions, 14 deletions
diff --git a/fs/cifs/cifs_unicode.h b/fs/cifs/cifs_unicode.h index 14eb9a2395d..d8eac3b6cef 100644 --- a/fs/cifs/cifs_unicode.h +++ b/fs/cifs/cifs_unicode.h @@ -5,7 +5,7 @@ * Convert a unicode character to upper or lower case using * compressed tables. * - * Copyright (c) International Business Machines Corp., 2000,2007 + * Copyright (c) International Business Machines Corp., 2000,2009 * * 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 @@ -30,6 +30,8 @@ * This is a compressed table of upper and lower case conversion. * */ +#ifndef _CIFS_UNICODE_H +#define _CIFS_UNICODE_H #include <asm/byteorder.h> #include <linux/types.h> @@ -37,6 +39,19 @@ #define UNIUPR_NOLOWER /* Example to not expand lower case tables */ +/* + * Windows maps these to the user defined 16 bit Unicode range since they are + * reserved symbols (along with \ and /), otherwise illegal to store + * in filenames in NTFS + */ +#define UNI_ASTERISK (__u16) ('*' + 0xF000) +#define UNI_QUESTION (__u16) ('?' + 0xF000) +#define UNI_COLON (__u16) (':' + 0xF000) +#define UNI_GRTRTHAN (__u16) ('>' + 0xF000) +#define UNI_LESSTHAN (__u16) ('<' + 0xF000) +#define UNI_PIPE (__u16) ('|' + 0xF000) +#define UNI_SLASH (__u16) ('\\' + 0xF000) + /* Just define what we want from uniupr.h. We don't want to define the tables * in each source file. */ @@ -54,15 +69,30 @@ extern const struct UniCaseRange CifsUniUpperRange[]; #endif /* UNIUPR_NOUPPER */ #ifndef UNIUPR_NOLOWER -extern signed char UniLowerTable[512]; -extern struct UniCaseRange UniLowerRange[]; +extern signed char CifsUniLowerTable[512]; +extern const struct UniCaseRange CifsUniLowerRange[]; #endif /* UNIUPR_NOLOWER */ #ifdef __KERNEL__ -int cifs_strfromUCS_le(char *, const __le16 *, int, const struct nls_table *); -int cifs_strtoUCS(__le16 *, const char *, int, const struct nls_table *); +int cifs_from_utf16(char *to, const __le16 *from, int tolen, int fromlen, + const struct nls_table *codepage, bool mapchar); +int cifs_utf16_bytes(const __le16 *from, int maxbytes, + const struct nls_table *codepage); +int cifs_strtoUTF16(__le16 *, const char *, int, const struct nls_table *); +char *cifs_strndup_from_utf16(const char *src, const int maxlen, + const bool is_unicode, + const struct nls_table *codepage); +extern int cifsConvertToUTF16(__le16 *target, const char *source, int maxlen, + const struct nls_table *cp, int mapChars); +#ifdef CONFIG_CIFS_SMB2 +extern __le16 *cifs_strndup_to_utf16(const char *src, const int maxlen, + int *utf16_len, const struct nls_table *cp, + int remap); +#endif /* CONFIG_CIFS_SMB2 */ #endif +wchar_t cifs_toupper(wchar_t in); + /* * UniStrcat: Concatenate the second string to the first * @@ -299,14 +329,14 @@ UniToupper(register wchar_t uc) /* * UniStrupr: Upper case a unicode string */ -static inline wchar_t * -UniStrupr(register wchar_t *upin) +static inline __le16 * +UniStrupr(register __le16 *upin) { - register wchar_t *up; + register __le16 *up; up = upin; while (*up) { /* For all characters */ - *up = UniToupper(*up); + *up = cpu_to_le16(UniToupper(le16_to_cpu(*up))); up++; } return upin; /* Return input pointer */ @@ -318,15 +348,15 @@ UniStrupr(register wchar_t *upin) * UniTolower: Convert a unicode character to lower case */ static inline wchar_t -UniTolower(wchar_t uc) +UniTolower(register wchar_t uc) { - register struct UniCaseRange *rp; + register const struct UniCaseRange *rp; - if (uc < sizeof(UniLowerTable)) { + if (uc < sizeof(CifsUniLowerTable)) { /* Latin characters */ - return uc + UniLowerTable[uc]; /* Use base tables */ + return uc + CifsUniLowerTable[uc]; /* Use base tables */ } else { - rp = UniLowerRange; /* Use range tables */ + rp = CifsUniLowerRange; /* Use range tables */ while (rp->start) { if (uc < rp->start) /* Before start of range */ return uc; /* Uppercase = input */ @@ -355,3 +385,5 @@ UniStrlwr(register wchar_t *upin) } #endif + +#endif /* _CIFS_UNICODE_H */ |