utf8_and_iso8859.c File Reference

#include "postgres.h"
#include "fmgr.h"
#include "mb/pg_wchar.h"
#include "../../Unicode/iso8859_10_to_utf8.map"
#include "../../Unicode/iso8859_13_to_utf8.map"
#include "../../Unicode/iso8859_14_to_utf8.map"
#include "../../Unicode/iso8859_15_to_utf8.map"
#include "../../Unicode/iso8859_2_to_utf8.map"
#include "../../Unicode/iso8859_3_to_utf8.map"
#include "../../Unicode/iso8859_4_to_utf8.map"
#include "../../Unicode/iso8859_5_to_utf8.map"
#include "../../Unicode/iso8859_6_to_utf8.map"
#include "../../Unicode/iso8859_7_to_utf8.map"
#include "../../Unicode/iso8859_8_to_utf8.map"
#include "../../Unicode/iso8859_9_to_utf8.map"
#include "../../Unicode/utf8_to_iso8859_10.map"
#include "../../Unicode/utf8_to_iso8859_13.map"
#include "../../Unicode/utf8_to_iso8859_14.map"
#include "../../Unicode/utf8_to_iso8859_15.map"
#include "../../Unicode/utf8_to_iso8859_16.map"
#include "../../Unicode/utf8_to_iso8859_2.map"
#include "../../Unicode/utf8_to_iso8859_3.map"
#include "../../Unicode/utf8_to_iso8859_4.map"
#include "../../Unicode/utf8_to_iso8859_5.map"
#include "../../Unicode/utf8_to_iso8859_6.map"
#include "../../Unicode/utf8_to_iso8859_7.map"
#include "../../Unicode/utf8_to_iso8859_8.map"
#include "../../Unicode/utf8_to_iso8859_9.map"
#include "../../Unicode/iso8859_16_to_utf8.map"

Include dependency graph for utf8_and_iso8859.c:

Go to the source code of this file.

Data Structures
struct	pg_conv_map

Functions
	PG_MODULE_MAGIC_EXT (.name="utf8_and_iso8859",.version=PG_VERSION)
	PG_FUNCTION_INFO_V1 (iso8859_to_utf8)
	PG_FUNCTION_INFO_V1 (utf8_to_iso8859)
Datum	iso8859_to_utf8 (PG_FUNCTION_ARGS)
Datum	utf8_to_iso8859 (PG_FUNCTION_ARGS)

Variables
static const pg_conv_map	maps []

Function Documentation

iso8859_to_utf8()

Datum iso8859_to_utf8

(

PG_FUNCTION_ARGS

)

Definition at line 103 of file utf8_and_iso8859.c.

{
    int         encoding = PG_GETARG_INT32(0);
    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         i;
 
    CHECK_ENCODING_CONVERSION_ARGS(-1, PG_UTF8);
 
    for (i = 0; i < lengthof(maps); i++)
    {
        if (encoding == maps[i].encoding)
        {
            int         converted;
 
            converted = LocalToUtf(src, len, dest,
                                   maps[i].map1,
                                   NULL, 0,
                                   NULL,
                                   encoding,
                                   noError);
            PG_RETURN_INT32(converted);
        }
    }
 
    ereport(ERROR,
            (errcode(ERRCODE_INTERNAL_ERROR),
             errmsg("unexpected encoding ID %d for ISO 8859 character sets",
                    encoding)));
 
    PG_RETURN_INT32(0);
}

References CHECK_ENCODING_CONVERSION_ARGS, generate_unaccent_rules::dest, encoding, ereport, errcode(), errmsg(), ERROR, i, len, lengthof, LocalToUtf(), maps, PG_GETARG_BOOL, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_RETURN_INT32, and PG_UTF8.

PG_FUNCTION_INFO_V1() [1/2]

PG_FUNCTION_INFO_V1

(

iso8859_to_utf8

)

PG_FUNCTION_INFO_V1() [2/2]

PG_FUNCTION_INFO_V1

(

utf8_to_iso8859

)

PG_MODULE_MAGIC_EXT()

PG_MODULE_MAGIC_EXT	(	.	name = "utf8_and_iso8859",
		.	version = PG_VERSION
	)

utf8_to_iso8859()

Datum utf8_to_iso8859

(

PG_FUNCTION_ARGS

)

Definition at line 139 of file utf8_and_iso8859.c.

{
    int         encoding = PG_GETARG_INT32(1);
    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         i;
 
    CHECK_ENCODING_CONVERSION_ARGS(PG_UTF8, -1);
 
    for (i = 0; i < lengthof(maps); i++)
    {
        if (encoding == maps[i].encoding)
        {
            int         converted;
 
            converted = UtfToLocal(src, len, dest,
                                   maps[i].map2,
                                   NULL, 0,
                                   NULL,
                                   encoding,
                                   noError);
            PG_RETURN_INT32(converted);
        }
    }
 
    ereport(ERROR,
            (errcode(ERRCODE_INTERNAL_ERROR),
             errmsg("unexpected encoding ID %d for ISO 8859 character sets",
                    encoding)));
 
    PG_RETURN_INT32(0);
}

References CHECK_ENCODING_CONVERSION_ARGS, generate_unaccent_rules::dest, encoding, ereport, errcode(), errmsg(), ERROR, i, len, lengthof, maps, PG_GETARG_BOOL, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_RETURN_INT32, PG_UTF8, and UtfToLocal().

Variable Documentation

maps

const pg_conv_map maps[]

static

Initial value:

= {
    {PG_LATIN2, &iso8859_2_to_unicode_tree,
    &iso8859_2_from_unicode_tree},  
    {PG_LATIN3, &iso8859_3_to_unicode_tree,
    &iso8859_3_from_unicode_tree},  
    {PG_LATIN4, &iso8859_4_to_unicode_tree,
    &iso8859_4_from_unicode_tree},  
    {PG_LATIN5, &iso8859_9_to_unicode_tree,
    &iso8859_9_from_unicode_tree},  
    {PG_LATIN6, &iso8859_10_to_unicode_tree,
    &iso8859_10_from_unicode_tree}, 
    {PG_LATIN7, &iso8859_13_to_unicode_tree,
    &iso8859_13_from_unicode_tree}, 
    {PG_LATIN8, &iso8859_14_to_unicode_tree,
    &iso8859_14_from_unicode_tree}, 
    {PG_LATIN9, &iso8859_15_to_unicode_tree,
    &iso8859_15_from_unicode_tree}, 
    {PG_LATIN10, &iso8859_16_to_unicode_tree,
    &iso8859_16_from_unicode_tree}, 
    {PG_ISO_8859_5, &iso8859_5_to_unicode_tree,
    &iso8859_5_from_unicode_tree},  
    {PG_ISO_8859_6, &iso8859_6_to_unicode_tree,
    &iso8859_6_from_unicode_tree},  
    {PG_ISO_8859_7, &iso8859_7_to_unicode_tree,
    &iso8859_7_from_unicode_tree},  
    {PG_ISO_8859_8, &iso8859_8_to_unicode_tree,
    &iso8859_8_from_unicode_tree},  
}

Definition at line 73 of file utf8_and_iso8859.c.

Referenced by do_swap(), gen_db_file_maps(), iso8859_to_utf8(), swap_catalog_files(), transfer_single_new_db(), and utf8_to_iso8859().