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Data Structures | Functions | Variables
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.

104{
105 int encoding = PG_GETARG_INT32(0);
106 unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
107 unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
108 int len = PG_GETARG_INT32(4);
109 bool noError = PG_GETARG_BOOL(5);
110 int i;
111
112 CHECK_ENCODING_CONVERSION_ARGS(-1, PG_UTF8);
113
114 for (i = 0; i < lengthof(maps); i++)
115 {
116 if (encoding == maps[i].encoding)
117 {
118 int converted;
119
120 converted = LocalToUtf(src, len, dest,
121 maps[i].map1,
122 NULL, 0,
123 NULL,
124 encoding,
125 noError);
126 PG_RETURN_INT32(converted);
127 }
128 }
129
130 ereport(ERROR,
131 (errcode(ERRCODE_INTERNAL_ERROR),
132 errmsg("unexpected encoding ID %d for ISO 8859 character sets",
133 encoding)));
134
135 PG_RETURN_INT32(0);
136}
lengthof
#define lengthof(array)
Definition c.h:803
LocalToUtf
int LocalToUtf(const unsigned char *iso, int len, unsigned char *utf, const pg_mb_radix_tree *map, const pg_local_to_utf_combined *cmap, int cmapsize, utf_local_conversion_func conv_func, int encoding, bool noError)
Definition conv.c:717
errcode
int errcode(int sqlerrcode)
Definition elog.c:863
errmsg
int errmsg(const char *fmt,...)
Definition elog.c:1080
ERROR
#define ERROR
Definition elog.h:39
ereport
#define ereport(elevel,...)
Definition elog.h:150
PG_GETARG_CSTRING
#define PG_GETARG_CSTRING(n)
Definition fmgr.h:278
PG_RETURN_INT32
#define PG_RETURN_INT32(x)
Definition fmgr.h:355
PG_GETARG_INT32
#define PG_GETARG_INT32(n)
Definition fmgr.h:269
PG_GETARG_BOOL
#define PG_GETARG_BOOL(n)
Definition fmgr.h:274
encoding
static char * encoding
Definition initdb.c:139
i
int i
Definition isn.c:77
PG_UTF8
#define PG_UTF8
Definition mbprint.c:43
generate_unaccent_rules.dest
dest
Definition generate_unaccent_rules.py:285
len
const void size_t len
Definition pg_crc32c_sse42.c:28
CHECK_ENCODING_CONVERSION_ARGS
#define CHECK_ENCODING_CONVERSION_ARGS(srcencoding, destencoding)
Definition pg_wchar.h:507
fb
static int fb(int x)
Definition preproc-init.c:92
maps
static const pg_conv_map maps[]
Definition utf8_and_iso8859.c:73

References CHECK_ENCODING_CONVERSION_ARGS, encoding, ereport, errcode(), errmsg(), ERROR, fb(), 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.

140{
141 int encoding = PG_GETARG_INT32(1);
142 unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
143 unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
144 int len = PG_GETARG_INT32(4);
145 bool noError = PG_GETARG_BOOL(5);
146 int i;
147
148 CHECK_ENCODING_CONVERSION_ARGS(PG_UTF8, -1);
149
150 for (i = 0; i < lengthof(maps); i++)
151 {
152 if (encoding == maps[i].encoding)
153 {
154 int converted;
155
156 converted = UtfToLocal(src, len, dest,
157 maps[i].map2,
158 NULL, 0,
159 NULL,
160 encoding,
161 noError);
162 PG_RETURN_INT32(converted);
163 }
164 }
165
166 ereport(ERROR,
167 (errcode(ERRCODE_INTERNAL_ERROR),
168 errmsg("unexpected encoding ID %d for ISO 8859 character sets",
169 encoding)));
170
171 PG_RETURN_INT32(0);
172}
UtfToLocal
int UtfToLocal(const unsigned char *utf, int len, unsigned char *iso, const pg_mb_radix_tree *map, const pg_utf_to_local_combined *cmap, int cmapsize, utf_local_conversion_func conv_func, int encoding, bool noError)
Definition conv.c:507

References CHECK_ENCODING_CONVERSION_ARGS, encoding, ereport, errcode(), errmsg(), ERROR, fb(), 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},
}
PG_LATIN4
@ PG_LATIN4
Definition pg_wchar.h:237
PG_LATIN9
@ PG_LATIN9
Definition pg_wchar.h:242
PG_ISO_8859_6
@ PG_ISO_8859_6
Definition pg_wchar.h:252
PG_LATIN6
@ PG_LATIN6
Definition pg_wchar.h:239
PG_LATIN5
@ PG_LATIN5
Definition pg_wchar.h:238
PG_LATIN2
@ PG_LATIN2
Definition pg_wchar.h:235
PG_ISO_8859_5
@ PG_ISO_8859_5
Definition pg_wchar.h:251
PG_LATIN10
@ PG_LATIN10
Definition pg_wchar.h:243
PG_ISO_8859_7
@ PG_ISO_8859_7
Definition pg_wchar.h:253
PG_LATIN8
@ PG_LATIN8
Definition pg_wchar.h:241
PG_LATIN3
@ PG_LATIN3
Definition pg_wchar.h:236
PG_LATIN7
@ PG_LATIN7
Definition pg_wchar.h:240
PG_ISO_8859_8
@ PG_ISO_8859_8
Definition pg_wchar.h:254

Definition at line 73 of file utf8_and_iso8859.c.

73 {
74 {PG_LATIN2, &iso8859_2_to_unicode_tree,
75 &iso8859_2_from_unicode_tree}, /* ISO-8859-2 Latin 2 */
76 {PG_LATIN3, &iso8859_3_to_unicode_tree,
77 &iso8859_3_from_unicode_tree}, /* ISO-8859-3 Latin 3 */
78 {PG_LATIN4, &iso8859_4_to_unicode_tree,
79 &iso8859_4_from_unicode_tree}, /* ISO-8859-4 Latin 4 */
80 {PG_LATIN5, &iso8859_9_to_unicode_tree,
81 &iso8859_9_from_unicode_tree}, /* ISO-8859-9 Latin 5 */
82 {PG_LATIN6, &iso8859_10_to_unicode_tree,
83 &iso8859_10_from_unicode_tree}, /* ISO-8859-10 Latin 6 */
84 {PG_LATIN7, &iso8859_13_to_unicode_tree,
85 &iso8859_13_from_unicode_tree}, /* ISO-8859-13 Latin 7 */
86 {PG_LATIN8, &iso8859_14_to_unicode_tree,
87 &iso8859_14_from_unicode_tree}, /* ISO-8859-14 Latin 8 */
88 {PG_LATIN9, &iso8859_15_to_unicode_tree,
89 &iso8859_15_from_unicode_tree}, /* ISO-8859-15 Latin 9 */
90 {PG_LATIN10, &iso8859_16_to_unicode_tree,
91 &iso8859_16_from_unicode_tree}, /* ISO-8859-16 Latin 10 */
92 {PG_ISO_8859_5, &iso8859_5_to_unicode_tree,
93 &iso8859_5_from_unicode_tree}, /* ISO-8859-5 */
94 {PG_ISO_8859_6, &iso8859_6_to_unicode_tree,
95 &iso8859_6_from_unicode_tree}, /* ISO-8859-6 */
96 {PG_ISO_8859_7, &iso8859_7_to_unicode_tree,
97 &iso8859_7_from_unicode_tree}, /* ISO-8859-7 */
98 {PG_ISO_8859_8, &iso8859_8_to_unicode_tree,
99 &iso8859_8_from_unicode_tree}, /* ISO-8859-8 */
100};

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