diff --git a/src/backend/utils/mb/Unicode/alt_to_utf8.map b/src/backend/utils/mb/Unicode/alt_to_utf8.map
new file mode 100644
index 0000000000000000000000000000000000000000..7bc6982224c61762ae97e468069c2af2c3c7f58f
--- /dev/null
+++ b/src/backend/utils/mb/Unicode/alt_to_utf8.map
@@ -0,0 +1,130 @@
+static pg_local_to_utf LUmapALT[ 128 ] = {
+ {0x0080, 0xd090},
+ {0x0081, 0xd091},
+ {0x0082, 0xd092},
+ {0x0083, 0xd093},
+ {0x0084, 0xd094},
+ {0x0085, 0xd095},
+ {0x0086, 0xd096},
+ {0x0087, 0xd097},
+ {0x0088, 0xd098},
+ {0x0089, 0xd099},
+ {0x008a, 0xd09a},
+ {0x008b, 0xd09b},
+ {0x008c, 0xd09c},
+ {0x008d, 0xd09d},
+ {0x008e, 0xd09e},
+ {0x008f, 0xd09f},
+ {0x0090, 0xd0a0},
+ {0x0091, 0xd0a1},
+ {0x0092, 0xd0a2},
+ {0x0093, 0xd0a3},
+ {0x0094, 0xd0a4},
+ {0x0095, 0xd0a5},
+ {0x0096, 0xd0a6},
+ {0x0097, 0xd0a7},
+ {0x0098, 0xd0a8},
+ {0x0099, 0xd0a9},
+ {0x009a, 0xd0aa},
+ {0x009b, 0xd0ab},
+ {0x009c, 0xd0ac},
+ {0x009d, 0xd0ad},
+ {0x009e, 0xd0ae},
+ {0x009f, 0xd0af},
+ {0x00a0, 0xd0b0},
+ {0x00a1, 0xd0b1},
+ {0x00a2, 0xd0b2},
+ {0x00a3, 0xd0b3},
+ {0x00a4, 0xd0b4},
+ {0x00a5, 0xd0b5},
+ {0x00a6, 0xd0b6},
+ {0x00a7, 0xd0b7},
+ {0x00a8, 0xd0b8},
+ {0x00a9, 0xd0b9},
+ {0x00aa, 0xd0ba},
+ {0x00ab, 0xd0bb},
+ {0x00ac, 0xd0bc},
+ {0x00ad, 0xd0bd},
+ {0x00ae, 0xd0be},
+ {0x00af, 0xd0bf},
+ {0x00b0, 0xe29691},
+ {0x00b1, 0xe29692},
+ {0x00b2, 0xe29693},
+ {0x00b3, 0xe29482},
+ {0x00b4, 0xe294a4},
+ {0x00b5, 0xe295a1},
+ {0x00b6, 0xe295a2},
+ {0x00b7, 0xe29596},
+ {0x00b8, 0xe29595},
+ {0x00b9, 0xe295a3},
+ {0x00ba, 0xe29591},
+ {0x00bb, 0xe29597},
+ {0x00bc, 0xe2959d},
+ {0x00bd, 0xe2959c},
+ {0x00be, 0xe2959b},
+ {0x00bf, 0xe29490},
+ {0x00c0, 0xe29494},
+ {0x00c1, 0xe294b4},
+ {0x00c2, 0xe294ac},
+ {0x00c3, 0xe2949c},
+ {0x00c4, 0xe29480},
+ {0x00c5, 0xe294bc},
+ {0x00c6, 0xe2959e},
+ {0x00c7, 0xe2959f},
+ {0x00c8, 0xe2959a},
+ {0x00c9, 0xe29594},
+ {0x00ca, 0xe295a9},
+ {0x00cb, 0xe295a6},
+ {0x00cc, 0xe295a0},
+ {0x00cd, 0xe29590},
+ {0x00ce, 0xe295ac},
+ {0x00cf, 0xe295a7},
+ {0x00d0, 0xe295a8},
+ {0x00d1, 0xe295a4},
+ {0x00d2, 0xe295a5},
+ {0x00d3, 0xe29599},
+ {0x00d4, 0xe29598},
+ {0x00d5, 0xe29592},
+ {0x00d6, 0xe29593},
+ {0x00d7, 0xe295ab},
+ {0x00d8, 0xe295aa},
+ {0x00d9, 0xe29498},
+ {0x00da, 0xe2948c},
+ {0x00db, 0xe29688},
+ {0x00dc, 0xe29684},
+ {0x00dd, 0xe2968c},
+ {0x00de, 0xe29690},
+ {0x00df, 0xe29680},
+ {0x00e0, 0xd180},
+ {0x00e1, 0xd181},
+ {0x00e2, 0xd182},
+ {0x00e3, 0xd183},
+ {0x00e4, 0xd184},
+ {0x00e5, 0xd185},
+ {0x00e6, 0xd186},
+ {0x00e7, 0xd187},
+ {0x00e8, 0xd188},
+ {0x00e9, 0xd189},
+ {0x00ea, 0xd18a},
+ {0x00eb, 0xd18b},
+ {0x00ec, 0xd18c},
+ {0x00ed, 0xd18d},
+ {0x00ee, 0xd18e},
+ {0x00ef, 0xd18f},
+ {0x00f0, 0xd081},
+ {0x00f1, 0xd191},
+ {0x00f2, 0xd084},
+ {0x00f3, 0xd194},
+ {0x00f4, 0xd087},
+ {0x00f5, 0xd197},
+ {0x00f6, 0xd08e},
+ {0x00f7, 0xd19e},
+ {0x00f8, 0xc2b0},
+ {0x00f9, 0xe28899},
+ {0x00fa, 0xc2b7},
+ {0x00fb, 0xe2889a},
+ {0x00fc, 0xe28496},
+ {0x00fd, 0xc2a4},
+ {0x00fe, 0xe296a0},
+ {0x00ff, 0xc2a0}
+};
diff --git a/src/backend/utils/mb/Unicode/koi8r_to_utf8.map b/src/backend/utils/mb/Unicode/koi8r_to_utf8.map
new file mode 100644
index 0000000000000000000000000000000000000000..e8eaa7095f247687c63a51a27f749dc9f2a7d79b
--- /dev/null
+++ b/src/backend/utils/mb/Unicode/koi8r_to_utf8.map
@@ -0,0 +1,130 @@
+static pg_local_to_utf LUmapKOI8R[ 128 ] = {
+ {0x0080, 0xe29480},
+ {0x0081, 0xe29482},
+ {0x0082, 0xe2948c},
+ {0x0083, 0xe29490},
+ {0x0084, 0xe29494},
+ {0x0085, 0xe29498},
+ {0x0086, 0xe2949c},
+ {0x0087, 0xe294a4},
+ {0x0088, 0xe294ac},
+ {0x0089, 0xe294b4},
+ {0x008a, 0xe294bc},
+ {0x008b, 0xe29680},
+ {0x008c, 0xe29684},
+ {0x008d, 0xe29688},
+ {0x008e, 0xe2968c},
+ {0x008f, 0xe29690},
+ {0x0090, 0xe29691},
+ {0x0091, 0xe29692},
+ {0x0092, 0xe29693},
+ {0x0093, 0xe28ca0},
+ {0x0094, 0xe296a0},
+ {0x0095, 0xe28899},
+ {0x0096, 0xe2889a},
+ {0x0097, 0xe28988},
+ {0x0098, 0xe289a4},
+ {0x0099, 0xe289a5},
+ {0x009a, 0xc2a0},
+ {0x009b, 0xe28ca1},
+ {0x009c, 0xc2b0},
+ {0x009d, 0xc2b2},
+ {0x009e, 0xc2b7},
+ {0x009f, 0xc3b7},
+ {0x00a0, 0xe29590},
+ {0x00a1, 0xe29591},
+ {0x00a2, 0xe29592},
+ {0x00a3, 0xd191},
+ {0x00a4, 0xd194},
+ {0x00a5, 0xe29594},
+ {0x00a6, 0xd196},
+ {0x00a7, 0xd197},
+ {0x00a8, 0xe29597},
+ {0x00a9, 0xe29598},
+ {0x00aa, 0xe29599},
+ {0x00ab, 0xe2959a},
+ {0x00ac, 0xe2959b},
+ {0x00ad, 0xd291},
+ {0x00ae, 0xe2959d},
+ {0x00af, 0xe2959e},
+ {0x00b0, 0xe2959f},
+ {0x00b1, 0xe295a0},
+ {0x00b2, 0xe295a1},
+ {0x00b3, 0xd081},
+ {0x00b4, 0xd084},
+ {0x00b5, 0xe295a3},
+ {0x00b6, 0xd086},
+ {0x00b7, 0xd087},
+ {0x00b8, 0xe295a6},
+ {0x00b9, 0xe295a7},
+ {0x00ba, 0xe295a8},
+ {0x00bb, 0xe295a9},
+ {0x00bc, 0xe295aa},
+ {0x00bd, 0xd290},
+ {0x00be, 0xe295ac},
+ {0x00bf, 0xc2a9},
+ {0x00c0, 0xd18e},
+ {0x00c1, 0xd0b0},
+ {0x00c2, 0xd0b1},
+ {0x00c3, 0xd186},
+ {0x00c4, 0xd0b4},
+ {0x00c5, 0xd0b5},
+ {0x00c6, 0xd184},
+ {0x00c7, 0xd0b3},
+ {0x00c8, 0xd185},
+ {0x00c9, 0xd0b8},
+ {0x00ca, 0xd0b9},
+ {0x00cb, 0xd0ba},
+ {0x00cc, 0xd0bb},
+ {0x00cd, 0xd0bc},
+ {0x00ce, 0xd0bd},
+ {0x00cf, 0xd0be},
+ {0x00d0, 0xd0bf},
+ {0x00d1, 0xd18f},
+ {0x00d2, 0xd180},
+ {0x00d3, 0xd181},
+ {0x00d4, 0xd182},
+ {0x00d5, 0xd183},
+ {0x00d6, 0xd0b6},
+ {0x00d7, 0xd0b2},
+ {0x00d8, 0xd18c},
+ {0x00d9, 0xd18b},
+ {0x00da, 0xd0b7},
+ {0x00db, 0xd188},
+ {0x00dc, 0xd18d},
+ {0x00dd, 0xd189},
+ {0x00de, 0xd187},
+ {0x00df, 0xd18a},
+ {0x00e0, 0xd0ae},
+ {0x00e1, 0xd090},
+ {0x00e2, 0xd091},
+ {0x00e3, 0xd0a6},
+ {0x00e4, 0xd094},
+ {0x00e5, 0xd095},
+ {0x00e6, 0xd0a4},
+ {0x00e7, 0xd093},
+ {0x00e8, 0xd0a5},
+ {0x00e9, 0xd098},
+ {0x00ea, 0xd099},
+ {0x00eb, 0xd09a},
+ {0x00ec, 0xd09b},
+ {0x00ed, 0xd09c},
+ {0x00ee, 0xd09d},
+ {0x00ef, 0xd09e},
+ {0x00f0, 0xd09f},
+ {0x00f1, 0xd0af},
+ {0x00f2, 0xd0a0},
+ {0x00f3, 0xd0a1},
+ {0x00f4, 0xd0a2},
+ {0x00f5, 0xd0a3},
+ {0x00f6, 0xd096},
+ {0x00f7, 0xd092},
+ {0x00f8, 0xd0ac},
+ {0x00f9, 0xd0ab},
+ {0x00fa, 0xd097},
+ {0x00fb, 0xd0a8},
+ {0x00fc, 0xd0ad},
+ {0x00fd, 0xd0a9},
+ {0x00fe, 0xd0a7},
+ {0x00ff, 0xd0aa}
+};
diff --git a/src/backend/utils/mb/Unicode/utf8_to_alt.map b/src/backend/utils/mb/Unicode/utf8_to_alt.map
new file mode 100644
index 0000000000000000000000000000000000000000..2aba0c5a9b9c7f8905d73e3a14f6ef369938a165
--- /dev/null
+++ b/src/backend/utils/mb/Unicode/utf8_to_alt.map
@@ -0,0 +1,130 @@
+static pg_utf_to_local ULmap_ALT[ 128 ] = {
+ {0xc2a0, 0x00ff},
+ {0xc2a4, 0x00fd},
+ {0xc2b0, 0x00f8},
+ {0xc2b7, 0x00fa},
+ {0xd081, 0x00f0},
+ {0xd084, 0x00f2},
+ {0xd087, 0x00f4},
+ {0xd08e, 0x00f6},
+ {0xd090, 0x0080},
+ {0xd091, 0x0081},
+ {0xd092, 0x0082},
+ {0xd093, 0x0083},
+ {0xd094, 0x0084},
+ {0xd095, 0x0085},
+ {0xd096, 0x0086},
+ {0xd097, 0x0087},
+ {0xd098, 0x0088},
+ {0xd099, 0x0089},
+ {0xd09a, 0x008a},
+ {0xd09b, 0x008b},
+ {0xd09c, 0x008c},
+ {0xd09d, 0x008d},
+ {0xd09e, 0x008e},
+ {0xd09f, 0x008f},
+ {0xd0a0, 0x0090},
+ {0xd0a1, 0x0091},
+ {0xd0a2, 0x0092},
+ {0xd0a3, 0x0093},
+ {0xd0a4, 0x0094},
+ {0xd0a5, 0x0095},
+ {0xd0a6, 0x0096},
+ {0xd0a7, 0x0097},
+ {0xd0a8, 0x0098},
+ {0xd0a9, 0x0099},
+ {0xd0aa, 0x009a},
+ {0xd0ab, 0x009b},
+ {0xd0ac, 0x009c},
+ {0xd0ad, 0x009d},
+ {0xd0ae, 0x009e},
+ {0xd0af, 0x009f},
+ {0xd0b0, 0x00a0},
+ {0xd0b1, 0x00a1},
+ {0xd0b2, 0x00a2},
+ {0xd0b3, 0x00a3},
+ {0xd0b4, 0x00a4},
+ {0xd0b5, 0x00a5},
+ {0xd0b6, 0x00a6},
+ {0xd0b7, 0x00a7},
+ {0xd0b8, 0x00a8},
+ {0xd0b9, 0x00a9},
+ {0xd0ba, 0x00aa},
+ {0xd0bb, 0x00ab},
+ {0xd0bc, 0x00ac},
+ {0xd0bd, 0x00ad},
+ {0xd0be, 0x00ae},
+ {0xd0bf, 0x00af},
+ {0xd180, 0x00e0},
+ {0xd181, 0x00e1},
+ {0xd182, 0x00e2},
+ {0xd183, 0x00e3},
+ {0xd184, 0x00e4},
+ {0xd185, 0x00e5},
+ {0xd186, 0x00e6},
+ {0xd187, 0x00e7},
+ {0xd188, 0x00e8},
+ {0xd189, 0x00e9},
+ {0xd18a, 0x00ea},
+ {0xd18b, 0x00eb},
+ {0xd18c, 0x00ec},
+ {0xd18d, 0x00ed},
+ {0xd18e, 0x00ee},
+ {0xd18f, 0x00ef},
+ {0xd191, 0x00f1},
+ {0xd194, 0x00f3},
+ {0xd197, 0x00f5},
+ {0xd19e, 0x00f7},
+ {0xe28496, 0x00fc},
+ {0xe28899, 0x00f9},
+ {0xe2889a, 0x00fb},
+ {0xe29480, 0x00c4},
+ {0xe29482, 0x00b3},
+ {0xe2948c, 0x00da},
+ {0xe29490, 0x00bf},
+ {0xe29494, 0x00c0},
+ {0xe29498, 0x00d9},
+ {0xe2949c, 0x00c3},
+ {0xe294a4, 0x00b4},
+ {0xe294ac, 0x00c2},
+ {0xe294b4, 0x00c1},
+ {0xe294bc, 0x00c5},
+ {0xe29590, 0x00cd},
+ {0xe29591, 0x00ba},
+ {0xe29592, 0x00d5},
+ {0xe29593, 0x00d6},
+ {0xe29594, 0x00c9},
+ {0xe29595, 0x00b8},
+ {0xe29596, 0x00b7},
+ {0xe29597, 0x00bb},
+ {0xe29598, 0x00d4},
+ {0xe29599, 0x00d3},
+ {0xe2959a, 0x00c8},
+ {0xe2959b, 0x00be},
+ {0xe2959c, 0x00bd},
+ {0xe2959d, 0x00bc},
+ {0xe2959e, 0x00c6},
+ {0xe2959f, 0x00c7},
+ {0xe295a0, 0x00cc},
+ {0xe295a1, 0x00b5},
+ {0xe295a2, 0x00b6},
+ {0xe295a3, 0x00b9},
+ {0xe295a4, 0x00d1},
+ {0xe295a5, 0x00d2},
+ {0xe295a6, 0x00cb},
+ {0xe295a7, 0x00cf},
+ {0xe295a8, 0x00d0},
+ {0xe295a9, 0x00ca},
+ {0xe295aa, 0x00d8},
+ {0xe295ab, 0x00d7},
+ {0xe295ac, 0x00ce},
+ {0xe29680, 0x00df},
+ {0xe29684, 0x00dc},
+ {0xe29688, 0x00db},
+ {0xe2968c, 0x00dd},
+ {0xe29690, 0x00de},
+ {0xe29691, 0x00b0},
+ {0xe29692, 0x00b1},
+ {0xe29693, 0x00b2},
+ {0xe296a0, 0x00fe}
+};
diff --git a/src/backend/utils/mb/Unicode/utf8_to_koi8r.map b/src/backend/utils/mb/Unicode/utf8_to_koi8r.map
new file mode 100644
index 0000000000000000000000000000000000000000..2134ec280f18d3802bb6fb5f272b5cc972aed90e
--- /dev/null
+++ b/src/backend/utils/mb/Unicode/utf8_to_koi8r.map
@@ -0,0 +1,130 @@
+static pg_utf_to_local ULmap_KOI8R[ 128 ] = {
+ {0xc2a0, 0x009a},
+ {0xc2a9, 0x00bf},
+ {0xc2b0, 0x009c},
+ {0xc2b2, 0x009d},
+ {0xc2b7, 0x009e},
+ {0xc3b7, 0x009f},
+ {0xd081, 0x00b3},
+ {0xd084, 0x00b4},
+ {0xd086, 0x00b6},
+ {0xd087, 0x00b7},
+ {0xd090, 0x00e1},
+ {0xd091, 0x00e2},
+ {0xd092, 0x00f7},
+ {0xd093, 0x00e7},
+ {0xd094, 0x00e4},
+ {0xd095, 0x00e5},
+ {0xd096, 0x00f6},
+ {0xd097, 0x00fa},
+ {0xd098, 0x00e9},
+ {0xd099, 0x00ea},
+ {0xd09a, 0x00eb},
+ {0xd09b, 0x00ec},
+ {0xd09c, 0x00ed},
+ {0xd09d, 0x00ee},
+ {0xd09e, 0x00ef},
+ {0xd09f, 0x00f0},
+ {0xd0a0, 0x00f2},
+ {0xd0a1, 0x00f3},
+ {0xd0a2, 0x00f4},
+ {0xd0a3, 0x00f5},
+ {0xd0a4, 0x00e6},
+ {0xd0a5, 0x00e8},
+ {0xd0a6, 0x00e3},
+ {0xd0a7, 0x00fe},
+ {0xd0a8, 0x00fb},
+ {0xd0a9, 0x00fd},
+ {0xd0aa, 0x00ff},
+ {0xd0ab, 0x00f9},
+ {0xd0ac, 0x00f8},
+ {0xd0ad, 0x00fc},
+ {0xd0ae, 0x00e0},
+ {0xd0af, 0x00f1},
+ {0xd0b0, 0x00c1},
+ {0xd0b1, 0x00c2},
+ {0xd0b2, 0x00d7},
+ {0xd0b3, 0x00c7},
+ {0xd0b4, 0x00c4},
+ {0xd0b5, 0x00c5},
+ {0xd0b6, 0x00d6},
+ {0xd0b7, 0x00da},
+ {0xd0b8, 0x00c9},
+ {0xd0b9, 0x00ca},
+ {0xd0ba, 0x00cb},
+ {0xd0bb, 0x00cc},
+ {0xd0bc, 0x00cd},
+ {0xd0bd, 0x00ce},
+ {0xd0be, 0x00cf},
+ {0xd0bf, 0x00d0},
+ {0xd180, 0x00d2},
+ {0xd181, 0x00d3},
+ {0xd182, 0x00d4},
+ {0xd183, 0x00d5},
+ {0xd184, 0x00c6},
+ {0xd185, 0x00c8},
+ {0xd186, 0x00c3},
+ {0xd187, 0x00de},
+ {0xd188, 0x00db},
+ {0xd189, 0x00dd},
+ {0xd18a, 0x00df},
+ {0xd18b, 0x00d9},
+ {0xd18c, 0x00d8},
+ {0xd18d, 0x00dc},
+ {0xd18e, 0x00c0},
+ {0xd18f, 0x00d1},
+ {0xd191, 0x00a3},
+ {0xd194, 0x00a4},
+ {0xd196, 0x00a6},
+ {0xd197, 0x00a7},
+ {0xd290, 0x00bd},
+ {0xd291, 0x00ad},
+ {0xe28899, 0x0095},
+ {0xe2889a, 0x0096},
+ {0xe28988, 0x0097},
+ {0xe289a4, 0x0098},
+ {0xe289a5, 0x0099},
+ {0xe28ca0, 0x0093},
+ {0xe28ca1, 0x009b},
+ {0xe29480, 0x0080},
+ {0xe29482, 0x0081},
+ {0xe2948c, 0x0082},
+ {0xe29490, 0x0083},
+ {0xe29494, 0x0084},
+ {0xe29498, 0x0085},
+ {0xe2949c, 0x0086},
+ {0xe294a4, 0x0087},
+ {0xe294ac, 0x0088},
+ {0xe294b4, 0x0089},
+ {0xe294bc, 0x008a},
+ {0xe29590, 0x00a0},
+ {0xe29591, 0x00a1},
+ {0xe29592, 0x00a2},
+ {0xe29594, 0x00a5},
+ {0xe29597, 0x00a8},
+ {0xe29598, 0x00a9},
+ {0xe29599, 0x00aa},
+ {0xe2959a, 0x00ab},
+ {0xe2959b, 0x00ac},
+ {0xe2959d, 0x00ae},
+ {0xe2959e, 0x00af},
+ {0xe2959f, 0x00b0},
+ {0xe295a0, 0x00b1},
+ {0xe295a1, 0x00b2},
+ {0xe295a3, 0x00b5},
+ {0xe295a6, 0x00b8},
+ {0xe295a7, 0x00b9},
+ {0xe295a8, 0x00ba},
+ {0xe295a9, 0x00bb},
+ {0xe295aa, 0x00bc},
+ {0xe295ac, 0x00be},
+ {0xe29680, 0x008b},
+ {0xe29684, 0x008c},
+ {0xe29688, 0x008d},
+ {0xe2968c, 0x008e},
+ {0xe29690, 0x008f},
+ {0xe29691, 0x0090},
+ {0xe29692, 0x0091},
+ {0xe29693, 0x0092},
+ {0xe296a0, 0x0094}
+};
diff --git a/src/backend/utils/mb/Unicode/utf8_to_win1251.map b/src/backend/utils/mb/Unicode/utf8_to_win1251.map
new file mode 100644
index 0000000000000000000000000000000000000000..434c3f88f613c5506991987b87611ebb478f7261
--- /dev/null
+++ b/src/backend/utils/mb/Unicode/utf8_to_win1251.map
@@ -0,0 +1,129 @@
+static pg_utf_to_local ULmap_WIN1251[ 127 ] = {
+ {0x0000, 0x0088},
+ {0xc2a0, 0x00a0},
+ {0xc2a4, 0x00a4},
+ {0xc2a6, 0x00a6},
+ {0xc2a7, 0x00a7},
+ {0xc2a9, 0x00a9},
+ {0xc2ab, 0x00ab},
+ {0xc2ac, 0x00ac},
+ {0xc2ad, 0x00ad},
+ {0xc2ae, 0x00ae},
+ {0xc2b0, 0x00b0},
+ {0xc2b1, 0x00b1},
+ {0xc2b5, 0x00b5},
+ {0xc2b6, 0x00b6},
+ {0xc2b7, 0x00b7},
+ {0xc2bb, 0x00bb},
+ {0xd081, 0x00a8},
+ {0xd082, 0x0080},
+ {0xd083, 0x0081},
+ {0xd084, 0x00aa},
+ {0xd085, 0x00bd},
+ {0xd086, 0x00b2},
+ {0xd087, 0x00af},
+ {0xd088, 0x00a3},
+ {0xd089, 0x008a},
+ {0xd08a, 0x008c},
+ {0xd08b, 0x008e},
+ {0xd08c, 0x008d},
+ {0xd08e, 0x00a1},
+ {0xd08f, 0x008f},
+ {0xd090, 0x00c0},
+ {0xd091, 0x00c1},
+ {0xd092, 0x00c2},
+ {0xd093, 0x00c3},
+ {0xd094, 0x00c4},
+ {0xd095, 0x00c5},
+ {0xd096, 0x00c6},
+ {0xd097, 0x00c7},
+ {0xd098, 0x00c8},
+ {0xd099, 0x00c9},
+ {0xd09a, 0x00ca},
+ {0xd09b, 0x00cb},
+ {0xd09c, 0x00cc},
+ {0xd09d, 0x00cd},
+ {0xd09e, 0x00ce},
+ {0xd09f, 0x00cf},
+ {0xd0a0, 0x00d0},
+ {0xd0a1, 0x00d1},
+ {0xd0a2, 0x00d2},
+ {0xd0a3, 0x00d3},
+ {0xd0a4, 0x00d4},
+ {0xd0a5, 0x00d5},
+ {0xd0a6, 0x00d6},
+ {0xd0a7, 0x00d7},
+ {0xd0a8, 0x00d8},
+ {0xd0a9, 0x00d9},
+ {0xd0aa, 0x00da},
+ {0xd0ab, 0x00db},
+ {0xd0ac, 0x00dc},
+ {0xd0ad, 0x00dd},
+ {0xd0ae, 0x00de},
+ {0xd0af, 0x00df},
+ {0xd0b0, 0x00e0},
+ {0xd0b1, 0x00e1},
+ {0xd0b2, 0x00e2},
+ {0xd0b3, 0x00e3},
+ {0xd0b4, 0x00e4},
+ {0xd0b5, 0x00e5},
+ {0xd0b6, 0x00e6},
+ {0xd0b7, 0x00e7},
+ {0xd0b8, 0x00e8},
+ {0xd0b9, 0x00e9},
+ {0xd0ba, 0x00ea},
+ {0xd0bb, 0x00eb},
+ {0xd0bc, 0x00ec},
+ {0xd0bd, 0x00ed},
+ {0xd0be, 0x00ee},
+ {0xd0bf, 0x00ef},
+ {0xd180, 0x00f0},
+ {0xd181, 0x00f1},
+ {0xd182, 0x00f2},
+ {0xd183, 0x00f3},
+ {0xd184, 0x00f4},
+ {0xd185, 0x00f5},
+ {0xd186, 0x00f6},
+ {0xd187, 0x00f7},
+ {0xd188, 0x00f8},
+ {0xd189, 0x00f9},
+ {0xd18a, 0x00fa},
+ {0xd18b, 0x00fb},
+ {0xd18c, 0x00fc},
+ {0xd18d, 0x00fd},
+ {0xd18e, 0x00fe},
+ {0xd18f, 0x00ff},
+ {0xd191, 0x00b8},
+ {0xd192, 0x0090},
+ {0xd193, 0x0083},
+ {0xd194, 0x00ba},
+ {0xd195, 0x00be},
+ {0xd196, 0x00b3},
+ {0xd197, 0x00bf},
+ {0xd198, 0x00bc},
+ {0xd199, 0x009a},
+ {0xd19a, 0x009c},
+ {0xd19b, 0x009e},
+ {0xd19c, 0x009d},
+ {0xd19e, 0x00a2},
+ {0xd19f, 0x009f},
+ {0xd290, 0x00a5},
+ {0xd291, 0x00b4},
+ {0xe28093, 0x0096},
+ {0xe28094, 0x0097},
+ {0xe28098, 0x0091},
+ {0xe28099, 0x0092},
+ {0xe2809a, 0x0082},
+ {0xe2809c, 0x0093},
+ {0xe2809d, 0x0094},
+ {0xe2809e, 0x0084},
+ {0xe280a0, 0x0086},
+ {0xe280a1, 0x0087},
+ {0xe280a2, 0x0095},
+ {0xe280a6, 0x0085},
+ {0xe280b0, 0x0089},
+ {0xe280b9, 0x008b},
+ {0xe280ba, 0x009b},
+ {0xe28496, 0x00b9},
+ {0xe284a2, 0x0099}
+};
diff --git a/src/backend/utils/mb/Unicode/win1251_to_utf8.map b/src/backend/utils/mb/Unicode/win1251_to_utf8.map
new file mode 100644
index 0000000000000000000000000000000000000000..855575cd51500698a720cacc8e3072d53d987aaa
--- /dev/null
+++ b/src/backend/utils/mb/Unicode/win1251_to_utf8.map
@@ -0,0 +1,130 @@
+static pg_local_to_utf LUmapWIN1251[ 128 ] = {
+ {0x0080, 0xd082},
+ {0x0081, 0xd083},
+ {0x0082, 0xe2809a},
+ {0x0083, 0xd193},
+ {0x0084, 0xe2809e},
+ {0x0085, 0xe280a6},
+ {0x0086, 0xe280a0},
+ {0x0087, 0xe280a1},
+ {0x0088, 0x0000},
+ {0x0089, 0xe280b0},
+ {0x008a, 0xd089},
+ {0x008b, 0xe280b9},
+ {0x008c, 0xd08a},
+ {0x008d, 0xd08c},
+ {0x008e, 0xd08b},
+ {0x008f, 0xd08f},
+ {0x0090, 0xd192},
+ {0x0091, 0xe28098},
+ {0x0092, 0xe28099},
+ {0x0093, 0xe2809c},
+ {0x0094, 0xe2809d},
+ {0x0095, 0xe280a2},
+ {0x0096, 0xe28093},
+ {0x0097, 0xe28094},
+ {0x0098, 0x0000},
+ {0x0099, 0xe284a2},
+ {0x009a, 0xd199},
+ {0x009b, 0xe280ba},
+ {0x009c, 0xd19a},
+ {0x009d, 0xd19c},
+ {0x009e, 0xd19b},
+ {0x009f, 0xd19f},
+ {0x00a0, 0xc2a0},
+ {0x00a1, 0xd08e},
+ {0x00a2, 0xd19e},
+ {0x00a3, 0xd088},
+ {0x00a4, 0xc2a4},
+ {0x00a5, 0xd290},
+ {0x00a6, 0xc2a6},
+ {0x00a7, 0xc2a7},
+ {0x00a8, 0xd081},
+ {0x00a9, 0xc2a9},
+ {0x00aa, 0xd084},
+ {0x00ab, 0xc2ab},
+ {0x00ac, 0xc2ac},
+ {0x00ad, 0xc2ad},
+ {0x00ae, 0xc2ae},
+ {0x00af, 0xd087},
+ {0x00b0, 0xc2b0},
+ {0x00b1, 0xc2b1},
+ {0x00b2, 0xd086},
+ {0x00b3, 0xd196},
+ {0x00b4, 0xd291},
+ {0x00b5, 0xc2b5},
+ {0x00b6, 0xc2b6},
+ {0x00b7, 0xc2b7},
+ {0x00b8, 0xd191},
+ {0x00b9, 0xe28496},
+ {0x00ba, 0xd194},
+ {0x00bb, 0xc2bb},
+ {0x00bc, 0xd198},
+ {0x00bd, 0xd085},
+ {0x00be, 0xd195},
+ {0x00bf, 0xd197},
+ {0x00c0, 0xd090},
+ {0x00c1, 0xd091},
+ {0x00c2, 0xd092},
+ {0x00c3, 0xd093},
+ {0x00c4, 0xd094},
+ {0x00c5, 0xd095},
+ {0x00c6, 0xd096},
+ {0x00c7, 0xd097},
+ {0x00c8, 0xd098},
+ {0x00c9, 0xd099},
+ {0x00ca, 0xd09a},
+ {0x00cb, 0xd09b},
+ {0x00cc, 0xd09c},
+ {0x00cd, 0xd09d},
+ {0x00ce, 0xd09e},
+ {0x00cf, 0xd09f},
+ {0x00d0, 0xd0a0},
+ {0x00d1, 0xd0a1},
+ {0x00d2, 0xd0a2},
+ {0x00d3, 0xd0a3},
+ {0x00d4, 0xd0a4},
+ {0x00d5, 0xd0a5},
+ {0x00d6, 0xd0a6},
+ {0x00d7, 0xd0a7},
+ {0x00d8, 0xd0a8},
+ {0x00d9, 0xd0a9},
+ {0x00da, 0xd0aa},
+ {0x00db, 0xd0ab},
+ {0x00dc, 0xd0ac},
+ {0x00dd, 0xd0ad},
+ {0x00de, 0xd0ae},
+ {0x00df, 0xd0af},
+ {0x00e0, 0xd0b0},
+ {0x00e1, 0xd0b1},
+ {0x00e2, 0xd0b2},
+ {0x00e3, 0xd0b3},
+ {0x00e4, 0xd0b4},
+ {0x00e5, 0xd0b5},
+ {0x00e6, 0xd0b6},
+ {0x00e7, 0xd0b7},
+ {0x00e8, 0xd0b8},
+ {0x00e9, 0xd0b9},
+ {0x00ea, 0xd0ba},
+ {0x00eb, 0xd0bb},
+ {0x00ec, 0xd0bc},
+ {0x00ed, 0xd0bd},
+ {0x00ee, 0xd0be},
+ {0x00ef, 0xd0bf},
+ {0x00f0, 0xd180},
+ {0x00f1, 0xd181},
+ {0x00f2, 0xd182},
+ {0x00f3, 0xd183},
+ {0x00f4, 0xd184},
+ {0x00f5, 0xd185},
+ {0x00f6, 0xd186},
+ {0x00f7, 0xd187},
+ {0x00f8, 0xd188},
+ {0x00f9, 0xd189},
+ {0x00fa, 0xd18a},
+ {0x00fb, 0xd18b},
+ {0x00fc, 0xd18c},
+ {0x00fd, 0xd18d},
+ {0x00fe, 0xd18e},
+ {0x00ff, 0xd18f}
+};
diff --git a/src/backend/utils/mb/encnames.c b/src/backend/utils/mb/encnames.c
new file mode 100644
index 0000000000000000000000000000000000000000..f7b0ea3a34cc8034f4915e03cf89f526372ed3a3
--- /dev/null
+++ b/src/backend/utils/mb/encnames.c
@@ -0,0 +1,264 @@
+/*
+ * Encoding names and routines for work with it. All
+ * in this file is shared bedween FE and BE.
+ *
+ * $Id: encnames.c,v 1.1 2001/09/07 03:32:11 ishii Exp $
+ */
+#ifdef FRONTEND
+#include "postgres_fe.h"
+#define Assert(condition)
+#else
+#include "postgres.h"
+#include "miscadmin.h"
+#include "utils/builtins.h"
+#endif
+
+#ifdef WIN32
+#include "win32.h"
+#else
+#include <unistd.h>
+#endif
+
+#include "mb/pg_wchar.h"
+#include <ctype.h>
+
+/*
+ * Debug
+ */
+/* #define DEBUG_ENCODING */
+#ifdef DEBUG_ENCODING
+#ifdef FRONTEND
+#define encdebug(_format, _a...) fprintf(stderr, _format, ##_a)
+#else
+#define encdebug(_format, _a...) elog(NOTICE, _format, ##_a)
+#endif
+#else
+#define encdebug(_format, _a...)
+#endif
+
+/* ----------
+ * All encoding names, sorted: *** A L P H A B E T I C ***
+ *
+ * All names must be without irrelevan chars, search routines use
+ * isalnum() chars only. It means ISO-8859-1, iso_8859-1 and Iso8859_1
+ * are always converted to 'iso88591'. All must be lower case.
+ *
+ * The table doesn't contain 'cs' aliases (like csISOLatin1). It's needful?
+ *
+ * Karel Zak, Aug 2001
+ * ----------
+ */
+pg_encname pg_encname_tbl[] =
+{
+ { "alt", PG_ALT }, /* IBM866 */
+ { "big5", PG_BIG5 }, /* Big5; Chinese for Taiwan Multi-byte set */
+ { "euccn", PG_EUC_CN }, /* EUC-CN; ??? */
+ { "eucjp", PG_EUC_JP }, /* EUC-JP; Extended UNIX Code Fixed Width for Japanese, stdandard OSF */
+ { "euckr", PG_EUC_KR }, /* EUC-KR; RFC1557,Choi */
+ { "euctw", PG_EUC_TW }, /* EUC-TW; ??? */
+ { "iso88591", PG_LATIN1 }, /* ISO-8859-1; RFC1345,KXS2 */
+ { "iso88592", PG_LATIN2 }, /* ISO-8859-2; RFC1345,KXS2 */
+ { "iso88593", PG_LATIN3 }, /* ISO-8859-3; RFC1345,KXS2 */
+ { "iso88594", PG_LATIN4 }, /* ISO-8859-4; RFC1345,KXS2 */
+ { "iso88595", PG_LATIN5 }, /* ISO-8859-5; RFC1345,KXS2 */
+ { "koi8", PG_KOI8R }, /* _dirty_ alias for KOI8-R (back compatibility) */
+ { "koi8r", PG_KOI8R }, /* KOI8-R; RFC1489 */
+ { "latin1", PG_LATIN1 }, /* alias for ISO-8859-1 */
+ { "latin2", PG_LATIN2 }, /* alias for ISO-8859-2 */
+ { "latin3", PG_LATIN3 }, /* alias for ISO-8859-3 */
+ { "latin4", PG_LATIN4 }, /* alias for ISO-8859-4 */
+ { "latin5", PG_LATIN5 }, /* alias for ISO-8859-5 */
+ { "mskanji", PG_SJIS }, /* alias for Shift_JIS */
+ { "muleinternal",PG_MULE_INTERNAL },
+ { "shiftjis", PG_SJIS }, /* Shift_JIS; JIS X 0202-1991 */
+ { "sjis", PG_SJIS }, /* alias for Shift_JIS */
+ { "sqlascii", PG_SQL_ASCII },
+ { "unicode", PG_UTF8 }, /* alias for UTF-8 */
+ { "utf8", PG_UTF8 }, /* UTF-8; RFC2279 */
+ { "win", PG_WIN1251 }, /* _dirty_ alias for windows-1251 (back compatibility) */
+ { "win1250", PG_WIN1250 }, /* alias for Windows-1250 */
+ { "win1251", PG_WIN1251 }, /* alias for Windows-1251 */
+ { "windows1250",PG_WIN1250 }, /* Windows-1251; Microsoft */
+ { "windows1251",PG_WIN1251 }, /* Windows-1251; Microsoft */
+
+ { NULL, 0 } /* last */
+};
+
+unsigned int pg_encname_tbl_sz = \
+ sizeof(pg_encname_tbl) / sizeof(pg_encname_tbl[0]) -1;
+
+/* ----------
+ * WARNING: sorted by pg_enc enum (pg_wchar.h)!
+ * ----------
+ */
+pg_enc2name pg_enc2name_tbl[] =
+{
+ { "SQL_ASCII", PG_SQL_ASCII },
+ { "EUC_JP", PG_EUC_JP },
+ { "EUC_CN", PG_EUC_CN },
+ { "EUC_KR", PG_EUC_KR },
+ { "EUC_TW", PG_EUC_TW },
+ { "UNICODE", PG_UTF8 },
+ { "MULE_INTERNAL",PG_MULE_INTERNAL },
+ { "LATIN1", PG_LATIN1 },
+ { "LATIN2", PG_LATIN2 },
+ { "LATIN3", PG_LATIN3 },
+ { "LATIN4", PG_LATIN4 },
+ { "LATIN5", PG_LATIN5 },
+ { "KOI8", PG_KOI8R },
+ { "WIN", PG_WIN1251 },
+ { "ALT", PG_ALT },
+ { "SJIS", PG_SJIS },
+ { "BIG5", PG_BIG5 },
+ { "WIN1250", PG_WIN1250 }
+};
+
+/* ----------
+ * Encoding checks, for error returns -1 else encoding id
+ * ----------
+ */
+int
+pg_valid_client_encoding(const char *name)
+{
+ int enc;
+
+ if ((enc = pg_char_to_encoding(name)) < 0)
+ return -1;
+
+ if (!PG_VALID_FE_ENCODING( enc))
+ return -1;
+
+ return enc;
+}
+
+int
+pg_valid_server_encoding(const char *name)
+{
+ int enc;
+
+ if ((enc = pg_char_to_encoding(name)) < 0)
+ return -1;
+
+ if (!PG_VALID_BE_ENCODING( enc))
+ return -1;
+
+ return enc;
+}
+
+/* ----------
+ * Remove irrelevant chars from encoding name
+ * ----------
+ */
+static char *
+clean_encoding_name(char *key, char *newkey)
+{
+ char *p, *np;
+
+ for(p=key, np=newkey; *p!='\0'; p++)
+ {
+ if (isalnum((unsigned char) *p))
+ *np++=tolower((unsigned char) *p);
+ }
+ *np = '\0';
+ return newkey;
+}
+
+/* ----------
+ * Search encoding by encoding name
+ * ----------
+ */
+pg_encname *
+pg_char_to_encname_struct(const char *name)
+{
+ unsigned int nel = pg_encname_tbl_sz;
+ pg_encname *base = pg_encname_tbl,
+ *last = base + nel - 1,
+ *position;
+ int result;
+ char buff[NAMEDATALEN],
+ *key;
+
+ if(name==NULL || *name=='\0')
+ return NULL;
+
+ if (strlen(name) > NAMEDATALEN)
+ {
+#ifdef FRONTEND
+ fprintf(stderr, "pg_char_to_encname_struct(): encoding name too long");
+ return NULL;
+#else
+ elog(ERROR, "pg_char_to_encname_struct(): encoding name too long");
+#endif
+ }
+ key = clean_encoding_name((char *) name, buff);
+
+ encdebug("Name: %s", key);
+
+ while (last >= base)
+ {
+ position = base + ((last - base) >> 1);
+ result = key[0] - position->name[0];
+
+ if (result == 0)
+ {
+ result = strcmp(key, position->name);
+ if (result == 0)
+ return position;
+ }
+ if (result < 0)
+ last = position - 1;
+ else
+ base = position + 1;
+ }
+
+ encdebug("UNKNOWN! encoding");
+ return NULL;
+}
+
+/*
+ * Returns encoding or -1 for error
+ */
+int
+pg_char_to_encoding(const char *s)
+{
+ pg_encname *p = NULL;
+
+ if (!s)
+ return (-1);
+
+ p = pg_char_to_encname_struct(s);
+ return p ? p->encoding : -1;
+}
+
+#ifndef FRONTEND
+Datum
+PG_char_to_encoding(PG_FUNCTION_ARGS)
+{
+ Name s = PG_GETARG_NAME(0);
+ PG_RETURN_INT32(pg_char_to_encoding(NameStr(*s)));
+}
+#endif
+
+const char *
+pg_encoding_to_char(int encoding)
+{
+ if (PG_VALID_ENCODING(encoding))
+ {
+ pg_enc2name *p = &pg_enc2name_tbl[ encoding ];
+ Assert( encoding == p->encoding );
+ return p->name;
+ }
+ return "";
+}
+
+#ifndef FRONTEND
+Datum
+PG_encoding_to_char(PG_FUNCTION_ARGS)
+{
+ int32 encoding = PG_GETARG_INT32(0);
+ const char *encoding_name = pg_encoding_to_char(encoding);
+
+ return DirectFunctionCall1(namein, CStringGetDatum(encoding_name));
+}
+#endif
+
diff --git a/src/backend/utils/mb/win1251.c b/src/backend/utils/mb/win1251.c
new file mode 100644
index 0000000000000000000000000000000000000000..77368f05764ff8c7ce76e8dcfd27772b9335c2e4
--- /dev/null
+++ b/src/backend/utils/mb/win1251.c
@@ -0,0 +1,74 @@
+/*
+ * make KOI8->CP1251(win-1251) and CP1251(win-1251)->KOI8 translation table
+ * from koi-win.tab.
+ *
+ * Tatsuo Ishii
+ *
+ * $Id: win1251.c,v 1.1 2001/09/07 03:32:11 ishii Exp $
+ */
+
+#include <stdio.h>
+
+
+main()
+{
+ int i;
+ char koitab[128],
+ wintab[128];
+ char buf[4096];
+ int koi,
+ win;
+
+ for (i = 0; i < 128; i++)
+ koitab[i] = wintab[i] = 0;
+
+ while (fgets(buf, sizeof(buf), stdin) != NULL)
+ {
+ if (*buf == '#')
+ continue;
+ sscanf(buf, "%d %d", &koi, &win);
+ if (koi < 128 || koi > 255 || win < 128 || win > 255)
+ {
+ fprintf(stderr, "invalid value %d\n", koi);
+ exit(1);
+ }
+ koitab[koi - 128] = win;
+ wintab[win - 128] = koi;
+ }
+
+ i = 0;
+ printf("static char koi2win[] = {\n");
+ while (i < 128)
+ {
+ int j = 0;
+
+ while (j < 8)
+ {
+ printf("0x%02x", koitab[i++]);
+ j++;
+ if (i >= 128)
+ break;
+ printf(", ");
+ }
+ printf("\n");
+ }
+ printf("};\n");
+
+ i = 0;
+ printf("static char win2koi[] = {\n");
+ while (i < 128)
+ {
+ int j = 0;
+
+ while (j < 8)
+ {
+ printf("0x%02x", wintab[i++]);
+ j++;
+ if (i >= 128)
+ break;
+ printf(", ");
+ }
+ printf("\n");
+ }
+ printf("};\n");
+}