diff options
Diffstat (limited to 'src/include/mb/pg_wchar.h')
| -rw-r--r-- | src/include/mb/pg_wchar.h | 99 |
1 files changed, 50 insertions, 49 deletions
diff --git a/src/include/mb/pg_wchar.h b/src/include/mb/pg_wchar.h index 92299c6f94..725865595a 100644 --- a/src/include/mb/pg_wchar.h +++ b/src/include/mb/pg_wchar.h @@ -45,37 +45,37 @@ typedef unsigned int pg_wchar; * MULE Internal Encoding (MIC) * * This encoding follows the design used within XEmacs; it is meant to - * subsume many externally-defined character sets. Each character includes + * subsume many externally-defined character sets. Each character includes * identification of the character set it belongs to, so the encoding is * general but somewhat bulky. * * Currently PostgreSQL supports 5 types of MULE character sets: * - * 1) 1-byte ASCII characters. Each byte is below 0x80. + * 1) 1-byte ASCII characters. Each byte is below 0x80. * * 2) "Official" single byte charsets such as ISO-8859-1 (Latin1). - * Each MULE character consists of 2 bytes: LC1 + C1, where LC1 is - * an identifier for the charset (in the range 0x81 to 0x8d) and C1 - * is the character code (in the range 0xa0 to 0xff). + * Each MULE character consists of 2 bytes: LC1 + C1, where LC1 is + * an identifier for the charset (in the range 0x81 to 0x8d) and C1 + * is the character code (in the range 0xa0 to 0xff). * * 3) "Private" single byte charsets such as SISHENG. Each MULE - * character consists of 3 bytes: LCPRV1 + LC12 + C1, where LCPRV1 - * is a private-charset flag, LC12 is an identifier for the charset, - * and C1 is the character code (in the range 0xa0 to 0xff). - * LCPRV1 is either 0x9a (if LC12 is in the range 0xa0 to 0xdf) - * or 0x9b (if LC12 is in the range 0xe0 to 0xef). + * character consists of 3 bytes: LCPRV1 + LC12 + C1, where LCPRV1 + * is a private-charset flag, LC12 is an identifier for the charset, + * and C1 is the character code (in the range 0xa0 to 0xff). + * LCPRV1 is either 0x9a (if LC12 is in the range 0xa0 to 0xdf) + * or 0x9b (if LC12 is in the range 0xe0 to 0xef). * - * 4) "Official" multibyte charsets such as JIS X0208. Each MULE - * character consists of 3 bytes: LC2 + C1 + C2, where LC2 is - * an identifier for the charset (in the range 0x90 to 0x99) and C1 - * and C2 form the character code (each in the range 0xa0 to 0xff). + * 4) "Official" multibyte charsets such as JIS X0208. Each MULE + * character consists of 3 bytes: LC2 + C1 + C2, where LC2 is + * an identifier for the charset (in the range 0x90 to 0x99) and C1 + * and C2 form the character code (each in the range 0xa0 to 0xff). * * 5) "Private" multibyte charsets such as CNS 11643-1992 Plane 3. - * Each MULE character consists of 4 bytes: LCPRV2 + LC22 + C1 + C2, - * where LCPRV2 is a private-charset flag, LC22 is an identifier for - * the charset, and C1 and C2 form the character code (each in the range - * 0xa0 to 0xff). LCPRV2 is either 0x9c (if LC22 is in the range 0xf0 - * to 0xf4) or 0x9d (if LC22 is in the range 0xf5 to 0xfe). + * Each MULE character consists of 4 bytes: LCPRV2 + LC22 + C1 + C2, + * where LCPRV2 is a private-charset flag, LC22 is an identifier for + * the charset, and C1 and C2 form the character code (each in the range + * 0xa0 to 0xff). LCPRV2 is either 0x9c (if LC22 is in the range 0xf0 + * to 0xf4) or 0x9d (if LC22 is in the range 0xf5 to 0xfe). * * "Official" encodings are those that have been assigned code numbers by * the XEmacs project; "private" encodings have Postgres-specific charset @@ -133,7 +133,8 @@ typedef unsigned int pg_wchar; #define LC_JISX0212 0x94 /* Japanese Kanji (JIS X 0212) */ #define LC_CNS11643_1 0x95 /* CNS 11643-1992 Plane 1 */ #define LC_CNS11643_2 0x96 /* CNS 11643-1992 Plane 2 */ -#define LC_JISX0213_1 0x97 /* Japanese Kanji (JIS X 0213 Plane 1) (not supported) */ +#define LC_JISX0213_1 0x97/* Japanese Kanji (JIS X 0213 Plane 1) (not + * supported) */ #define LC_BIG5_1 0x98 /* Plane 1 Chinese traditional (not supported) */ #define LC_BIG5_2 0x99 /* Plane 1 Chinese traditional (not supported) */ @@ -167,44 +168,44 @@ typedef unsigned int pg_wchar; /* * Charset IDs for private single byte encodings (0xa0-0xef) */ -#define LC_SISHENG 0xa0 /* Chinese SiSheng characters for - * PinYin/ZhuYin (not supported) */ -#define LC_IPA 0xa1 /* IPA (International Phonetic Association) - * (not supported) */ -#define LC_VISCII_LOWER 0xa2 /* Vietnamese VISCII1.1 lower-case (not - * supported) */ -#define LC_VISCII_UPPER 0xa3 /* Vietnamese VISCII1.1 upper-case (not - * supported) */ +#define LC_SISHENG 0xa0/* Chinese SiSheng characters for + * PinYin/ZhuYin (not supported) */ +#define LC_IPA 0xa1/* IPA (International Phonetic Association) + * (not supported) */ +#define LC_VISCII_LOWER 0xa2/* Vietnamese VISCII1.1 lower-case (not + * supported) */ +#define LC_VISCII_UPPER 0xa3/* Vietnamese VISCII1.1 upper-case (not + * supported) */ #define LC_ARABIC_DIGIT 0xa4 /* Arabic digit (not supported) */ #define LC_ARABIC_1_COLUMN 0xa5 /* Arabic 1-column (not supported) */ #define LC_ASCII_RIGHT_TO_LEFT 0xa6 /* ASCII (left half of ISO8859-1) with * right-to-left direction (not * supported) */ -#define LC_LAO 0xa7 /* Lao characters (ISO10646 0E80..0EDF) - * (not supported) */ +#define LC_LAO 0xa7/* Lao characters (ISO10646 0E80..0EDF) (not + * supported) */ #define LC_ARABIC_2_COLUMN 0xa8 /* Arabic 1-column (not supported) */ /* * Charset IDs for private multibyte encodings (0xf0-0xff) */ -#define LC_INDIAN_1_COLUMN 0xf0 /* Indian charset for 1-column width glyphs - * (not supported) */ -#define LC_TIBETAN_1_COLUMN 0xf1 /* Tibetan 1-column width glyphs - * (not supported) */ -#define LC_UNICODE_SUBSET_2 0xf2 /* Unicode characters of the range U+2500..U+33FF. - * (not supported) */ -#define LC_UNICODE_SUBSET_3 0xf3 /* Unicode characters of the range U+E000..U+FFFF. - * (not supported) */ -#define LC_UNICODE_SUBSET 0xf4 /* Unicode characters of the range U+0100..U+24FF. - * (not supported) */ +#define LC_INDIAN_1_COLUMN 0xf0/* Indian charset for 1-column width glyphs + * (not supported) */ +#define LC_TIBETAN_1_COLUMN 0xf1/* Tibetan 1-column width glyphs (not + * supported) */ +#define LC_UNICODE_SUBSET_2 0xf2/* Unicode characters of the range + * U+2500..U+33FF. (not supported) */ +#define LC_UNICODE_SUBSET_3 0xf3/* Unicode characters of the range + * U+E000..U+FFFF. (not supported) */ +#define LC_UNICODE_SUBSET 0xf4/* Unicode characters of the range + * U+0100..U+24FF. (not supported) */ #define LC_ETHIOPIC 0xf5 /* Ethiopic characters (not supported) */ #define LC_CNS11643_3 0xf6 /* CNS 11643-1992 Plane 3 */ #define LC_CNS11643_4 0xf7 /* CNS 11643-1992 Plane 4 */ #define LC_CNS11643_5 0xf8 /* CNS 11643-1992 Plane 5 */ #define LC_CNS11643_6 0xf9 /* CNS 11643-1992 Plane 6 */ #define LC_CNS11643_7 0xfa /* CNS 11643-1992 Plane 7 */ -#define LC_INDIAN_2_COLUMN 0xfb /* Indian charset for 2-column width glyphs - * (not supported) */ +#define LC_INDIAN_2_COLUMN 0xfb/* Indian charset for 2-column width glyphs + * (not supported) */ #define LC_TIBETAN 0xfc /* Tibetan (not supported) */ /* #define FREE 0xfd free (unused) */ /* #define FREE 0xfe free (unused) */ @@ -345,8 +346,8 @@ extern pg_enc2gettext pg_enc2gettext_tbl[]; * pg_wchar stuff */ typedef int (*mb2wchar_with_len_converter) (const unsigned char *from, - pg_wchar *to, - int len); + pg_wchar *to, + int len); typedef int (*wchar2mb_with_len_converter) (const pg_wchar *from, unsigned char *to, @@ -362,10 +363,10 @@ typedef int (*mbverifier) (const unsigned char *mbstr, int len); typedef struct { - mb2wchar_with_len_converter mb2wchar_with_len; /* convert a multibyte - * string to a wchar */ - wchar2mb_with_len_converter wchar2mb_with_len; /* convert a wchar - * string to a multibyte */ + mb2wchar_with_len_converter mb2wchar_with_len; /* convert a multibyte + * string to a wchar */ + wchar2mb_with_len_converter wchar2mb_with_len; /* convert a wchar + * string to a multibyte */ mblen_converter mblen; /* get byte length of a char */ mbdisplaylen_converter dsplen; /* get display width of a char */ mbverifier mbverify; /* verify multibyte sequence */ @@ -523,7 +524,7 @@ extern void check_encoding_conversion_args(int src_encoding, extern void report_invalid_encoding(int encoding, const char *mbstr, int len) __attribute__((noreturn)); extern void report_untranslatable_char(int src_encoding, int dest_encoding, - const char *mbstr, int len) __attribute__((noreturn)); + const char *mbstr, int len) __attribute__((noreturn)); extern void pg_ascii2mic(const unsigned char *l, unsigned char *p, int len); extern void pg_mic2ascii(const unsigned char *mic, unsigned char *p, int len); |