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Diffstat (limited to 'src/include/mb/pg_wchar.h')
| -rw-r--r-- | src/include/mb/pg_wchar.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/src/include/mb/pg_wchar.h b/src/include/mb/pg_wchar.h new file mode 100644 index 00000000000..8453f38558d --- /dev/null +++ b/src/include/mb/pg_wchar.h @@ -0,0 +1,122 @@ +/* $Id: pg_wchar.h,v 1.1 1998/07/24 03:32:24 scrappy Exp $ */ + +#ifndef PG_WCHAR_H +#define PG_WCHAR_H + +#include <sys/types.h> +#include "postgres.h" +#include "miscadmin.h" /* for getdatabaseencoding() */ + +#define EUC_JP 0 /* EUC for Japanese */ +#define EUC_CN 1 /* EUC for Chinese */ +#define EUC_KR 2 /* EUC for Korean */ +#define EUC_TW 3 /* EUC for Taiwan */ +#define UNICODE 4 /* Unicode UTF-8 */ +#define MULE_INTERNAL 5 /* Mule internal code */ +#define LATIN1 6 /* ISO-8859 Latin 1 */ +#define LATIN2 7 /* ISO-8859 Latin 2 */ +#define LATIN3 8 /* ISO-8859 Latin 3 */ +#define LATIN4 9 /* ISO-8859 Latin 4 */ +#define LATIN5 10 /* ISO-8859 Latin 5 */ +#define LATIN6 11 /* ISO-8859 Latin 6 */ +#define LATIN7 12 /* ISO-8859 Latin 7 */ +#define LATIN8 13 /* ISO-8859 Latin 8 */ +#define LATIN9 14 /* ISO-8859 Latin 9 */ +/* followings are for client encoding only */ +#define SJIS 32 /* Shift JIS */ + +#ifdef MB +typedef unsigned int pg_wchar; +#else +#define pg_wchar char +#endif + +/* + * various definitions for EUC + */ +#define SS2 0x8e /* single shift 2 */ +#define SS3 0x8f /* single shift 3 */ + +/* + * various definitions for mule internal code + */ +#define IS_LC1(c) ((unsigned char)(c) >= 0x81 && (unsigned char)(c) <= 0x8f) +#define IS_LCPRV1(c) ((unsigned char)(c) == 0x9a || (unsigned char)(c) == 0x9b) +#define IS_LC2(c) ((unsigned char)(c) >= 0x90 && (unsigned char)(c) <= 0x99) +#define IS_LCPRV2(c) ((unsigned char)(c) == 0x9c || (unsigned char)(c) == 0x9d) + +/* + * leading characters + */ +#define LC_ISO8859_1 0x81 /* ISO8859 Latin 1 */ +#define LC_ISO8859_2 0x82 /* ISO8859 Latin 2 */ +#define LC_ISO8859_3 0x83 /* ISO8859 Latin 3 */ +#define LC_ISO8859_4 0x84 /* ISO8859 Latin 4 */ +#define LC_ISO8859_5 0x8d /* ISO8859 Latin 5 */ +#define LC_JISX0201K 0x89 /* Japanese 1 byte kana */ +#define LC_JISX0201R 0x90 /* Japanese 1 byte Roman */ +#define LC_GB2312_80 0x91 /* Chinese */ +#define LC_JISX0208 0x92 /* Japanese Kanji */ +#define LC_KS5601 0x93 /* Korean */ +#define LC_JISX0212 0x94 /* Japanese Kanji (JISX0212) */ +#define LC_CNS11643_1 0x95 /* CNS 11643-1992 Plane 1 */ +#define LC_CNS11643_2 0x96 /* CNS 11643-1992 Plane 2 */ +#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 */ + +#ifdef MB +typedef struct { + int encoding; /* encoding symbol value */ + char *name; /* encoding name */ + int is_client_only; /* 0: server/client bothg supported + 1: client only */ + void (*to_mic)(); /* client encoding to MIC */ + void (*from_mic)(); /* MIC to client encoding */ +} pg_encoding_conv_tbl; + +extern pg_encoding_conv_tbl pg_conv_tbl[]; + +typedef struct { + void (*mb2wchar_with_len)(); /* convert a multi-byte string to a wchar */ + int (*mblen)(); /* returns the length of a multi-byte word */ +} pg_wchar_tbl; + +extern pg_wchar_tbl pg_wchar_table[]; + +extern void pg_mb2wchar(const unsigned char *, pg_wchar *); +extern void pg_mb2wchar_with_len(const unsigned char *, pg_wchar *, int); +extern int pg_char_and_wchar_strcmp(const char *, const pg_wchar *); +extern int pg_wchar_strncmp(const pg_wchar *, const pg_wchar *, size_t); +extern int pg_char_and_wchar_strncmp(const char *, const pg_wchar *, size_t); +extern size_t pg_wchar_strlen(const pg_wchar *); +extern int pg_mblen(const unsigned char *); +extern int pg_encoding_mblen(int, const unsigned char *); +extern int pg_mule_mblen(const unsigned char *); +extern int pg_mic_mblen(const unsigned char *); +extern int pg_mbstrlen(const unsigned char *); +extern int pg_mbstrlen_with_len(const unsigned char *, int); +extern pg_encoding_conv_tbl *pg_get_encent_by_encoding(int); +extern bool show_client_encoding(void); +extern bool reset_client_encoding(void); +extern bool parse_client_encoding(const char *); +extern bool show_server_encoding(void); +extern bool reset_server_encoding(void); +extern bool parse_server_encoding(const char *); +extern int pg_set_client_encoding(int); +extern int pg_get_client_encoding(void); +extern unsigned char *pg_client_to_server(unsigned char *, int); +extern unsigned char *pg_server_to_client(unsigned char *, int); +extern int pg_valid_client_encoding(const char *); +extern const char *pg_encoding_to_char(int); +extern int pg_char_to_encoding(const char *); +extern int GetDatabaseEncoding(void); +extern void SetDatabaseEncoding(int); +extern void SetTemplateEncoding(int); +extern int GetTemplateEncoding(void); + +#endif /* MB */ + +#endif /* PG_WCHAR_H */ |