euc_kr_and_mic.c File Reference

#include "postgres.h"
#include "fmgr.h"
#include "mb/pg_wchar.h"

Include dependency graph for euc_kr_and_mic.c:

Go to the source code of this file.

Functions
	PG_MODULE_MAGIC_EXT (.name="euc_kr_and_mic",.version=PG_VERSION)
	PG_FUNCTION_INFO_V1 (euc_kr_to_mic)
	PG_FUNCTION_INFO_V1 (mic_to_euc_kr)
static int	euc_kr2mic (const unsigned char *euc, unsigned char *p, int len, bool noError)
static int	mic2euc_kr (const unsigned char *mic, unsigned char *p, int len, bool noError)
Datum	euc_kr_to_mic (PG_FUNCTION_ARGS)
Datum	mic_to_euc_kr (PG_FUNCTION_ARGS)

Function Documentation

euc_kr2mic()

static int euc_kr2mic ( const unsigned char *  euc, unsigned char *  p, int  len, bool  noError  )

static

Definition at line 79 of file euc_kr_and_mic.c.

{
    const unsigned char *start = euc;
    int         c1;
    int         l;
 
    while (len > 0)
    {
        c1 = *euc;
        if (IS_HIGHBIT_SET(c1))
        {
            l = pg_encoding_verifymbchar(PG_EUC_KR, (const char *) euc, len);
            if (l != 2)
            {
                if (noError)
                    break;
                report_invalid_encoding(PG_EUC_KR,
                                        (const char *) euc, len);
            }
            *p++ = LC_KS5601;
            *p++ = c1;
            *p++ = euc[1];
            euc += 2;
            len -= 2;
        }
        else
        {                       /* should be ASCII */
            if (c1 == 0)
            {
                if (noError)
                    break;
                report_invalid_encoding(PG_EUC_KR,
                                        (const char *) euc, len);
            }
            *p++ = c1;
            euc++;
            len--;
        }
    }
    *p = '\0';
 
    return euc - start;
}

References IS_HIGHBIT_SET, LC_KS5601, len, pg_encoding_verifymbchar(), PG_EUC_KR, report_invalid_encoding(), and start.

Referenced by euc_kr_to_mic().

euc_kr_to_mic()

Datum euc_kr_to_mic

(

PG_FUNCTION_ARGS

)

Definition at line 44 of file euc_kr_and_mic.c.

{
    unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
    unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
    int         len = PG_GETARG_INT32(4);
    bool        noError = PG_GETARG_BOOL(5);
    int         converted;
 
    CHECK_ENCODING_CONVERSION_ARGS(PG_EUC_KR, PG_MULE_INTERNAL);
 
    converted = euc_kr2mic(src, dest, len, noError);
 
    PG_RETURN_INT32(converted);
}

References CHECK_ENCODING_CONVERSION_ARGS, generate_unaccent_rules::dest, euc_kr2mic(), len, PG_EUC_KR, PG_GETARG_BOOL, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_MULE_INTERNAL, and PG_RETURN_INT32.

mic2euc_kr()

static int mic2euc_kr ( const unsigned char *  mic, unsigned char *  p, int  len, bool  noError  )

static

Definition at line 127 of file euc_kr_and_mic.c.

{
    const unsigned char *start = mic;
    int         c1;
    int         l;
 
    while (len > 0)
    {
        c1 = *mic;
        if (!IS_HIGHBIT_SET(c1))
        {
            /* ASCII */
            if (c1 == 0)
            {
                if (noError)
                    break;
                report_invalid_encoding(PG_MULE_INTERNAL,
                                        (const char *) mic, len);
            }
            *p++ = c1;
            mic++;
            len--;
            continue;
        }
        l = pg_encoding_verifymbchar(PG_MULE_INTERNAL, (const char *) mic, len);
        if (l < 0)
        {
            if (noError)
                break;
            report_invalid_encoding(PG_MULE_INTERNAL,
                                    (const char *) mic, len);
        }
        if (c1 == LC_KS5601)
        {
            *p++ = mic[1];
            *p++ = mic[2];
        }
        else
        {
            if (noError)
                break;
            report_untranslatable_char(PG_MULE_INTERNAL, PG_EUC_KR,
                                       (const char *) mic, len);
        }
        mic += l;
        len -= l;
    }
    *p = '\0';
 
    return mic - start;
}

References IS_HIGHBIT_SET, LC_KS5601, len, pg_encoding_verifymbchar(), PG_EUC_KR, PG_MULE_INTERNAL, report_invalid_encoding(), report_untranslatable_char(), and start.

Referenced by mic_to_euc_kr().

mic_to_euc_kr()

Datum mic_to_euc_kr

(

PG_FUNCTION_ARGS

)

Definition at line 60 of file euc_kr_and_mic.c.

{
    unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
    unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
    int         len = PG_GETARG_INT32(4);
    bool        noError = PG_GETARG_BOOL(5);
    int         converted;
 
    CHECK_ENCODING_CONVERSION_ARGS(PG_MULE_INTERNAL, PG_EUC_KR);
 
    converted = mic2euc_kr(src, dest, len, noError);
 
    PG_RETURN_INT32(converted);
}

References CHECK_ENCODING_CONVERSION_ARGS, generate_unaccent_rules::dest, len, mic2euc_kr(), PG_EUC_KR, PG_GETARG_BOOL, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_MULE_INTERNAL, and PG_RETURN_INT32.

PG_FUNCTION_INFO_V1() [1/2]

PG_FUNCTION_INFO_V1

(

euc_kr_to_mic

)

PG_FUNCTION_INFO_V1() [2/2]

PG_FUNCTION_INFO_V1

(

mic_to_euc_kr

)

PG_MODULE_MAGIC_EXT()

PG_MODULE_MAGIC_EXT	(	.	name = "euc_kr_and_mic",
		.	version = PG_VERSION
	)