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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/nls.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/linux/nls.h')
-rw-r--r-- | ANDROID_3.4.5/include/linux/nls.h | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/ANDROID_3.4.5/include/linux/nls.h b/ANDROID_3.4.5/include/linux/nls.h deleted file mode 100644 index 5dc635f8..00000000 --- a/ANDROID_3.4.5/include/linux/nls.h +++ /dev/null @@ -1,107 +0,0 @@ -#ifndef _LINUX_NLS_H -#define _LINUX_NLS_H - -#include <linux/init.h> - -/* Unicode has changed over the years. Unicode code points no longer - * fit into 16 bits; as of Unicode 5 valid code points range from 0 - * to 0x10ffff (17 planes, where each plane holds 65536 code points). - * - * The original decision to represent Unicode characters as 16-bit - * wchar_t values is now outdated. But plane 0 still includes the - * most commonly used characters, so we will retain it. The newer - * 32-bit unicode_t type can be used when it is necessary to - * represent the full Unicode character set. - */ - -/* Plane-0 Unicode character */ -typedef u16 wchar_t; -#define MAX_WCHAR_T 0xffff - -/* Arbitrary Unicode character */ -typedef u32 unicode_t; - -struct nls_table { - const char *charset; - const char *alias; - int (*uni2char) (wchar_t uni, unsigned char *out, int boundlen); - int (*char2uni) (const unsigned char *rawstring, int boundlen, - wchar_t *uni); - const unsigned char *charset2lower; - const unsigned char *charset2upper; - struct module *owner; - struct nls_table *next; -}; - -/* this value hold the maximum octet of charset */ -#define NLS_MAX_CHARSET_SIZE 6 /* for UTF-8 */ - -/* Byte order for UTF-16 strings */ -enum utf16_endian { - UTF16_HOST_ENDIAN, - UTF16_LITTLE_ENDIAN, - UTF16_BIG_ENDIAN -}; - -/* nls_base.c */ -extern int register_nls(struct nls_table *); -extern int unregister_nls(struct nls_table *); -extern struct nls_table *load_nls(char *); -extern void unload_nls(struct nls_table *); -extern struct nls_table *load_nls_default(void); - -extern int utf8_to_utf32(const u8 *s, int len, unicode_t *pu); -extern int utf32_to_utf8(unicode_t u, u8 *s, int maxlen); -extern int utf8s_to_utf16s(const u8 *s, int len, - enum utf16_endian endian, wchar_t *pwcs, int maxlen); -extern int utf16s_to_utf8s(const wchar_t *pwcs, int len, - enum utf16_endian endian, u8 *s, int maxlen); - -static inline unsigned char nls_tolower(struct nls_table *t, unsigned char c) -{ - unsigned char nc = t->charset2lower[c]; - - return nc ? nc : c; -} - -static inline unsigned char nls_toupper(struct nls_table *t, unsigned char c) -{ - unsigned char nc = t->charset2upper[c]; - - return nc ? nc : c; -} - -static inline int nls_strnicmp(struct nls_table *t, const unsigned char *s1, - const unsigned char *s2, int len) -{ - while (len--) { - if (nls_tolower(t, *s1++) != nls_tolower(t, *s2++)) - return 1; - } - - return 0; -} - -/* - * nls_nullsize - return length of null character for codepage - * @codepage - codepage for which to return length of NULL terminator - * - * Since we can't guarantee that the null terminator will be a particular - * length, we have to check against the codepage. If there's a problem - * determining it, assume a single-byte NULL terminator. - */ -static inline int -nls_nullsize(const struct nls_table *codepage) -{ - int charlen; - char tmp[NLS_MAX_CHARSET_SIZE]; - - charlen = codepage->uni2char(0, tmp, NLS_MAX_CHARSET_SIZE); - - return charlen > 0 ? charlen : 1; -} - -#define MODULE_ALIAS_NLS(name) MODULE_ALIAS("nls_" __stringify(name)) - -#endif /* _LINUX_NLS_H */ - |