double_byte_support.c File Reference

#include "config.h"
#include <stdio.h>
#include "parser.h"
#include "language_support.h"

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Macros
#define	MAX_UNGET_SIZE   16
#define	WSPACE_CHAR   0xa1a1
#define	DBCS_UNGET_RETURN(X, Y)   do { *dbcs_Unget_buf++ = (X); return(Y); } while(0)
#define	DBCS_STATUS_RETURN(X, Y)   do { dbcs_Input_status = X; return(Y); } while(0)
#define	DBCS_STATUS_UNGET_RETURN(X, Y, Z)
#define	DBCS_NEXT_CHAR(p)   ((p->next_byte)(p))

Enumerations
enum	DBCS_INPUT_STATUS {   CSQL_, CSQL_BEGIN_, C_COMMENT_, C_COMMENT_BEGIN_,   SQL_COMMENT_, SQL_COMMENT_BEGIN_, CPP_COMMENT_, CPP_COMMENT_BEGIN_,   DQS_, DQS_OCTAL_, DQS_HEXA_, DQS_HEXA_BEGIN_,   DQS_HEXA_BEGIN_2, DQS_DECIMAL_, DQS_TRANSPARENT_, DQS_TRANSPARENT_2,   SQS_, SQS_TRANSPARENT_ }

Functions
static int	dbcs_get_next_w_char (PARSER_CONTEXT *parser)
static int	dbcs_convert_w_char (int input_char)
static int	dbcs_get_next_token_wchar (PARSER_CONTEXT *parser)
static int	dbcs_process_csql (PARSER_CONTEXT *parser, int converted_char)
static int	dbcs_process_double_quote_string (PARSER_CONTEXT *parser, int input_char, int converted_char)
static int	dbcs_process_double_quote_string_octal (PARSER_CONTEXT *parser, int input_char, int converted_char)
static int	dbcs_process_double_quote_string_hexa (PARSER_CONTEXT *parser, int input_char, int converted_char)
static int	dbcs_process_double_quote_string_decimal (PARSER_CONTEXT *parser, int input_char, int converted_char)
static int	dbcs_process_single_quote_string (PARSER_CONTEXT *parser, int input_char, int converted_char)
static int	dbcs_process_c_comment (PARSER_CONTEXT *parser, int input_char, int converted_char)
void	dbcs_start_input (void)
int	dbcs_get_next (PARSER_CONTEXT *parser)

Variables
static int	DBCS_UNGET_BUF [MAX_UNGET_SIZE]
static int *	dbcs_Unget_buf
static unsigned int	dbcs_Latter_byte
static int	dbcs_Latter_flag
static DBCS_INPUT_STATUS	dbcs_Input_status

Macro Definition Documentation

#define DBCS_NEXT_CHAR

(

p

)

((p->next_byte)(p))

Definition at line 44 of file double_byte_support.c.

Referenced by dbcs_get_next_w_char().

#define DBCS_STATUS_RETURN	(		X,
			Y
	)		do { dbcs_Input_status = X; return(Y); } while(0)

Definition at line 37 of file double_byte_support.c.

Referenced by dbcs_get_next_token_wchar(), and dbcs_process_c_comment().

#define DBCS_STATUS_UNGET_RETURN	(		X,
			Y,
			Z
	)

Value:

do{ dbcs_Input_status = X; \
     *dbcs_Unget_buf++ = (Y); return(Z); } while(0)

Definition at line 40 of file double_byte_support.c.

Referenced by dbcs_process_double_quote_string(), and dbcs_process_single_quote_string().

#define DBCS_UNGET_RETURN	(		X,
			Y
	)		do { *dbcs_Unget_buf++ = (X); return(Y); } while(0)

Definition at line 34 of file double_byte_support.c.

Referenced by dbcs_process_c_comment(), dbcs_process_csql(), dbcs_process_double_quote_string(), and dbcs_process_single_quote_string().

#define MAX_UNGET_SIZE   16

Definition at line 31 of file double_byte_support.c.

#define WSPACE_CHAR   0xa1a1

Definition at line 32 of file double_byte_support.c.

Referenced by dbcs_convert_w_char().

Enumeration Type Documentation

enum DBCS_INPUT_STATUS

Enumerator
CSQL_
CSQL_BEGIN_
C_COMMENT_
C_COMMENT_BEGIN_
SQL_COMMENT_
SQL_COMMENT_BEGIN_
CPP_COMMENT_
CPP_COMMENT_BEGIN_
DQS_
DQS_OCTAL_
DQS_HEXA_
DQS_HEXA_BEGIN_
DQS_HEXA_BEGIN_2
DQS_DECIMAL_
DQS_TRANSPARENT_
DQS_TRANSPARENT_2
SQS_
SQS_TRANSPARENT_

Definition at line 46 of file double_byte_support.c.

Function Documentation

static int dbcs_convert_w_char ( int  input_char )

static

Definition at line 703 of file double_byte_support.c.

References dbcs_Input_status, dbcs_Unget_buf, DQS_, DQS_TRANSPARENT_, DQS_TRANSPARENT_2, SQS_, SQS_TRANSPARENT_, and WSPACE_CHAR.

Referenced by dbcs_get_next_token_wchar(), dbcs_process_c_comment(), dbcs_process_csql(), dbcs_process_double_quote_string(), and dbcs_process_single_quote_string().

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int dbcs_get_next

(

PARSER_CONTEXT *

parser

)

Definition at line 102 of file double_byte_support.c.

References dbcs_get_next_token_wchar(), dbcs_Latter_byte, and dbcs_Latter_flag.

Referenced by parser_parse_file(), parser_parse_string_with_escapes(), and pt_init_one_statement_parser().

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static int dbcs_get_next_token_wchar ( PARSER_CONTEXT *  parser )

static

Definition at line 139 of file double_byte_support.c.

References C_COMMENT_, C_COMMENT_BEGIN_, CPP_COMMENT_, CPP_COMMENT_BEGIN_, CSQL_, CSQL_BEGIN_, dbcs_convert_w_char(), dbcs_get_next_w_char(), dbcs_Input_status, dbcs_process_c_comment(), dbcs_process_csql(), dbcs_process_double_quote_string(), dbcs_process_double_quote_string_decimal(), dbcs_process_double_quote_string_hexa(), dbcs_process_double_quote_string_octal(), dbcs_process_single_quote_string(), DBCS_STATUS_RETURN, DQS_, DQS_DECIMAL_, DQS_HEXA_, DQS_HEXA_BEGIN_, DQS_HEXA_BEGIN_2, DQS_OCTAL_, DQS_TRANSPARENT_, DQS_TRANSPARENT_2, SQL_COMMENT_, SQL_COMMENT_BEGIN_, SQS_, and SQS_TRANSPARENT_.

Referenced by dbcs_get_next().

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static int dbcs_get_next_w_char ( PARSER_CONTEXT *  parser )

static

Definition at line 662 of file double_byte_support.c.

References DBCS_NEXT_CHAR, DBCS_UNGET_BUF, and dbcs_Unget_buf.

Referenced by dbcs_get_next_token_wchar(), dbcs_process_c_comment(), dbcs_process_csql(), dbcs_process_double_quote_string(), and dbcs_process_single_quote_string().

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static int dbcs_process_c_comment ( PARSER_CONTEXT *  parser, int  input_char, int  converted_char  )

static

Definition at line 555 of file double_byte_support.c.

References CSQL_BEGIN_, dbcs_convert_w_char(), dbcs_get_next_w_char(), DBCS_STATUS_RETURN, dbcs_Unget_buf, and DBCS_UNGET_RETURN.

Referenced by dbcs_get_next_token_wchar().

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static int dbcs_process_csql ( PARSER_CONTEXT *  parser, int  converted_char  )

static

Definition at line 598 of file double_byte_support.c.

References C_COMMENT_BEGIN_, CPP_COMMENT_BEGIN_, dbcs_convert_w_char(), dbcs_get_next_w_char(), dbcs_Input_status, DBCS_UNGET_RETURN, DQS_, SQL_COMMENT_BEGIN_, and SQS_.

Referenced by dbcs_get_next_token_wchar().

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static int dbcs_process_double_quote_string ( PARSER_CONTEXT *  parser, int  input_char, int  converted_char  )

static

Definition at line 320 of file double_byte_support.c.

References CSQL_, dbcs_convert_w_char(), dbcs_get_next_w_char(), DBCS_STATUS_UNGET_RETURN, dbcs_Unget_buf, DBCS_UNGET_RETURN, DQS_DECIMAL_, DQS_HEXA_BEGIN_2, DQS_OCTAL_, and DQS_TRANSPARENT_.

Referenced by dbcs_get_next_token_wchar(), dbcs_process_double_quote_string_decimal(), dbcs_process_double_quote_string_hexa(), and dbcs_process_double_quote_string_octal().

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static int dbcs_process_double_quote_string_decimal ( PARSER_CONTEXT *  parser, int  input_char, int  converted_char  )

static

Definition at line 266 of file double_byte_support.c.

References dbcs_Input_status, dbcs_process_double_quote_string(), and DQS_.

Referenced by dbcs_get_next_token_wchar().

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static int dbcs_process_double_quote_string_hexa ( PARSER_CONTEXT *  parser, int  input_char, int  converted_char  )

static

Definition at line 241 of file double_byte_support.c.

References dbcs_Input_status, dbcs_process_double_quote_string(), and DQS_.

Referenced by dbcs_get_next_token_wchar().

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static int dbcs_process_double_quote_string_octal ( PARSER_CONTEXT *  parser, int  input_char, int  converted_char  )

static

Definition at line 290 of file double_byte_support.c.

References dbcs_Input_status, dbcs_process_double_quote_string(), and DQS_.

Referenced by dbcs_get_next_token_wchar().

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static int dbcs_process_single_quote_string ( PARSER_CONTEXT *  parser, int  input_char, int  converted_char  )

static

Definition at line 481 of file double_byte_support.c.

References CSQL_, dbcs_convert_w_char(), dbcs_get_next_w_char(), DBCS_STATUS_UNGET_RETURN, DBCS_UNGET_RETURN, and SQS_TRANSPARENT_.

Referenced by dbcs_get_next_token_wchar().

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void dbcs_start_input

(

void

)

Definition at line 89 of file double_byte_support.c.

References CSQL_, dbcs_Input_status, dbcs_Latter_flag, DBCS_UNGET_BUF, and dbcs_Unget_buf.

Referenced by pt_init_one_statement_parser().

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Variable Documentation

DBCS_INPUT_STATUS dbcs_Input_status

static

Definition at line 71 of file double_byte_support.c.

Referenced by dbcs_convert_w_char(), dbcs_get_next_token_wchar(), dbcs_process_csql(), dbcs_process_double_quote_string_decimal(), dbcs_process_double_quote_string_hexa(), dbcs_process_double_quote_string_octal(), and dbcs_start_input().

unsigned int dbcs_Latter_byte

static

Definition at line 69 of file double_byte_support.c.

Referenced by dbcs_get_next().

int dbcs_Latter_flag

static

Definition at line 70 of file double_byte_support.c.

Referenced by dbcs_get_next(), and dbcs_start_input().

int DBCS_UNGET_BUF[MAX_UNGET_SIZE]

static

Definition at line 67 of file double_byte_support.c.

Referenced by dbcs_get_next_w_char(), and dbcs_start_input().

int* dbcs_Unget_buf

static

Definition at line 68 of file double_byte_support.c.

Referenced by dbcs_convert_w_char(), dbcs_get_next_w_char(), dbcs_process_c_comment(), dbcs_process_double_quote_string(), and dbcs_start_input().