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authorJohn Mark Bell <jmb@netsurf-browser.org>2008-09-04 16:15:12 +0000
committerJohn Mark Bell <jmb@netsurf-browser.org>2008-09-04 16:15:12 +0000
commitd5bf11e5b58b3ff5a523257d2729e54790cdda24 (patch)
treebe726fa02d80618c36091e191f502b5b834eb664 /src/charset/codecs
parent81203eb031ef8453a968a8dd728013856d3de299 (diff)
downloadlibparserutils-d5bf11e5b58b3ff5a523257d2729e54790cdda24.tar.gz
libparserutils-d5bf11e5b58b3ff5a523257d2729e54790cdda24.tar.bz2
ISO-8859-n codec. This needs some testing.
svn path=/trunk/libparserutils/; revision=5233
Diffstat (limited to 'src/charset/codecs')
-rw-r--r--src/charset/codecs/8859_tables.h241
-rw-r--r--src/charset/codecs/Makefile2
-rw-r--r--src/charset/codecs/codec_8859.c583
3 files changed, 825 insertions, 1 deletions
diff --git a/src/charset/codecs/8859_tables.h b/src/charset/codecs/8859_tables.h
new file mode 100644
index 0000000..d8d7525
--- /dev/null
+++ b/src/charset/codecs/8859_tables.h
@@ -0,0 +1,241 @@
+/*
+ * This file is part of LibParserUtils.
+ * Licensed under the MIT License,
+ * http://www.opensource.org/licenses/mit-license.php
+ * Copyright 2008 John-Mark Bell <jmb@netsurf-browser.org>
+ */
+
+#ifndef parserutils_charset_codecs_8859tables_h_
+#define parserutils_charset_codecs_8859tables_h_
+
+/* Mapping tables for ISO-8859-n -> UCS4.
+ * Undefined characters are mapped to U+FFFF,
+ * which is a guaranteed non-character
+ */
+
+static uint32_t t1[96] = {
+ 0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+ 0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+ 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+ 0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
+ 0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
+ 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
+ 0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
+ 0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF,
+ 0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
+ 0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
+ 0x00F0, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
+ 0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x00FF,
+};
+
+static uint32_t t2[96] = {
+ 0x00A0, 0x0104, 0x02D8, 0x0141, 0x00A4, 0x013D, 0x015A, 0x00A7,
+ 0x00A8, 0x0160, 0x015E, 0x0164, 0x0179, 0x00AD, 0x017D, 0x017B,
+ 0x00B0, 0x0105, 0x02DB, 0x0142, 0x00B4, 0x013E, 0x015B, 0x02C7,
+ 0x00B8, 0x0161, 0x015F, 0x0165, 0x017A, 0x02DD, 0x017E, 0x017C,
+ 0x0154, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0139, 0x0106, 0x00C7,
+ 0x010C, 0x00C9, 0x0118, 0x00CB, 0x011A, 0x00CD, 0x00CE, 0x010E,
+ 0x0110, 0x0143, 0x0147, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x00D7,
+ 0x0158, 0x016E, 0x00DA, 0x0170, 0x00DC, 0x00DD, 0x0162, 0x00DF,
+ 0x0155, 0x00E1, 0x00E2, 0x0103, 0x00E4, 0x013A, 0x0107, 0x00E7,
+ 0x010D, 0x00E9, 0x0119, 0x00EB, 0x011B, 0x00ED, 0x00EE, 0x010F,
+ 0x0111, 0x0144, 0x0148, 0x00F3, 0x00F4, 0x0151, 0x00F6, 0x00F7,
+ 0x0159, 0x016F, 0x00FA, 0x0171, 0x00FC, 0x00FD, 0x0163, 0x02D9,
+};
+
+static uint32_t t3[96] = {
+ 0x00A0, 0x0126, 0x02D8, 0x00A3, 0x00A4, 0xFFFF, 0x0124, 0x00A7,
+ 0x00A8, 0x0130, 0x015E, 0x011E, 0x0134, 0x00AD, 0xFFFF, 0x017B,
+ 0x00B0, 0x0127, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x0125, 0x00B7,
+ 0x00B8, 0x0131, 0x015F, 0x011F, 0x0135, 0x00BD, 0xFFFF, 0x017C,
+ 0x00C0, 0x00C1, 0x00C2, 0xFFFF, 0x00C4, 0x010A, 0x0108, 0x00C7,
+ 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
+ 0xFFFF, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x0120, 0x00D6, 0x00D7,
+ 0x011C, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x016C, 0x015C, 0x00DF,
+ 0x00E0, 0x00E1, 0x00E2, 0xFFFF, 0x00E4, 0x010B, 0x0109, 0x00E7,
+ 0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
+ 0xFFFF, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x0121, 0x00F6, 0x00F7,
+ 0x011D, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x016D, 0x015D, 0x02D9,
+};
+
+static uint32_t t4[96] = {
+ 0x00A0, 0x0104, 0x0138, 0x0156, 0x00A4, 0x0128, 0x013B, 0x00A7,
+ 0x00A8, 0x0160, 0x0112, 0x0122, 0x0166, 0x00AD, 0x017D, 0x00AF,
+ 0x00B0, 0x0105, 0x02DB, 0x0157, 0x00B4, 0x0129, 0x013C, 0x02C7,
+ 0x00B8, 0x0161, 0x0113, 0x0123, 0x0167, 0x014A, 0x017E, 0x014B,
+ 0x0100, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x012E,
+ 0x010C, 0x00C9, 0x0118, 0x00CB, 0x0116, 0x00CD, 0x00CE, 0x012A,
+ 0x0110, 0x0145, 0x014C, 0x0136, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
+ 0x00D8, 0x0172, 0x00DA, 0x00DB, 0x00DC, 0x0168, 0x016A, 0x00DF,
+ 0x0101, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x012F,
+ 0x010D, 0x00E9, 0x0119, 0x00EB, 0x0117, 0x00ED, 0x00EE, 0x012B,
+ 0x0111, 0x0146, 0x014D, 0x0137, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
+ 0x00F8, 0x0173, 0x00FA, 0x00FB, 0x00FC, 0x0169, 0x016B, 0x02D9,
+};
+
+static uint32_t t5[96] = {
+ 0x00A0, 0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0406, 0x0407,
+ 0x0408, 0x0409, 0x040A, 0x040B, 0x040C, 0x00AD, 0x040E, 0x040F,
+ 0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417,
+ 0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E, 0x041F,
+ 0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427,
+ 0x0428, 0x0429, 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F,
+ 0x0430, 0x0431, 0x0432, 0x0433, 0x0434, 0x0435, 0x0436, 0x0437,
+ 0x0438, 0x0439, 0x043A, 0x043B, 0x043C, 0x043D, 0x043E, 0x043F,
+ 0x0440, 0x0441, 0x0442, 0x0443, 0x0444, 0x0445, 0x0446, 0x0447,
+ 0x0448, 0x0449, 0x044A, 0x044B, 0x044C, 0x044D, 0x044E, 0x044F,
+ 0x2116, 0x0451, 0x0452, 0x0453, 0x0454, 0x0455, 0x0456, 0x0457,
+ 0x0458, 0x0459, 0x045A, 0x045B, 0x045C, 0x00A7, 0x045E, 0x045F,
+};
+
+static uint32_t t6[96] = {
+ 0x00A0, 0xFFFF, 0xFFFF, 0xFFFF, 0x00A4, 0xFFFF, 0xFFFF, 0xFFFF,
+ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x060C, 0x00AD, 0xFFFF, 0xFFFF,
+ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+ 0xFFFF, 0xFFFF, 0xFFFF, 0x061B, 0xFFFF, 0xFFFF, 0xFFFF, 0x061F,
+ 0xFFFF, 0x0621, 0x0622, 0x0623, 0x0624, 0x0625, 0x0626, 0x0627,
+ 0x0628, 0x0629, 0x062A, 0x062B, 0x062C, 0x062D, 0x062E, 0x062F,
+ 0x0630, 0x0631, 0x0632, 0x0633, 0x0634, 0x0635, 0x0636, 0x0637,
+ 0x0638, 0x0639, 0x063A, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+ 0x0640, 0x0641, 0x0642, 0x0643, 0x0644, 0x0645, 0x0646, 0x0647,
+ 0x0648, 0x0649, 0x064A, 0x064B, 0x064C, 0x064D, 0x064E, 0x064F,
+ 0x0650, 0x0651, 0x0652, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+};
+
+static uint32_t t7[96] = {
+ 0x00A0, 0x2018, 0x2019, 0x00A3, 0x20AC, 0x20AF, 0x00A6, 0x00A7,
+ 0x00A8, 0x00A9, 0x037A, 0x00AB, 0x00AC, 0x00AD, 0xFFFF, 0x2015,
+ 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x0384, 0x0385, 0x0386, 0x00B7,
+ 0x0388, 0x0389, 0x038A, 0x00BB, 0x038C, 0x00BD, 0x038E, 0x038F,
+ 0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397,
+ 0x0398, 0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F,
+ 0x03A0, 0x03A1, 0xFFFF, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7,
+ 0x03A8, 0x03A9, 0x03AA, 0x03AB, 0x03AC, 0x03AD, 0x03AE, 0x03AF,
+ 0x03B0, 0x03B1, 0x03B2, 0x03B3, 0x03B4, 0x03B5, 0x03B6, 0x03B7,
+ 0x03B8, 0x03B9, 0x03BA, 0x03BB, 0x03BC, 0x03BD, 0x03BE, 0x03BF,
+ 0x03C0, 0x03C1, 0x03C2, 0x03C3, 0x03C4, 0x03C5, 0x03C6, 0x03C7,
+ 0x03C8, 0x03C9, 0x03CA, 0x03CB, 0x03CC, 0x03CD, 0x03CE, 0xFFFF,
+};
+
+static uint32_t t8[96] = {
+ 0x00A0, 0xFFFF, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+ 0x00A8, 0x00A9, 0x00D7, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+ 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+ 0x00B8, 0x00B9, 0x00F7, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0xFFFF,
+ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x2017,
+ 0x05D0, 0x05D1, 0x05D2, 0x05D3, 0x05D4, 0x05D5, 0x05D6, 0x05D7,
+ 0x05D8, 0x05D9, 0x05DA, 0x05DB, 0x05DC, 0x05DD, 0x05DE, 0x05DF,
+ 0x05E0, 0x05E1, 0x05E2, 0x05E3, 0x05E4, 0x05E5, 0x05E6, 0x05E7,
+ 0x05E8, 0x05E9, 0x05EA, 0xFFFF, 0xFFFF, 0x200E, 0x200F, 0xFFFF,
+};
+
+static uint32_t t9[96] = {
+ 0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+ 0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+ 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+ 0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
+ 0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
+ 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
+ 0x011E, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
+ 0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x0130, 0x015E, 0x00DF,
+ 0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
+ 0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
+ 0x011F, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
+ 0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x0131, 0x015F, 0x00FF,
+};
+
+static uint32_t t10[96] = {
+ 0x00A0, 0x0104, 0x0112, 0x0122, 0x012A, 0x0128, 0x0136, 0x00A7,
+ 0x013B, 0x0110, 0x0160, 0x0166, 0x017D, 0x00AD, 0x016A, 0x014A,
+ 0x00B0, 0x0105, 0x0113, 0x0123, 0x012B, 0x0129, 0x0137, 0x00B7,
+ 0x013C, 0x0111, 0x0161, 0x0167, 0x017E, 0x2015, 0x016B, 0x014B,
+ 0x0100, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x012E,
+ 0x010C, 0x00C9, 0x0118, 0x00CB, 0x0116, 0x00CD, 0x00CE, 0x00CF,
+ 0x00D0, 0x0145, 0x014C, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x0168,
+ 0x00D8, 0x0172, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF,
+ 0x0101, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x012F,
+ 0x010D, 0x00E9, 0x0119, 0x00EB, 0x0117, 0x00ED, 0x00EE, 0x00EF,
+ 0x00F0, 0x0146, 0x014D, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x0169,
+ 0x00F8, 0x0173, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x0138,
+};
+
+static uint32_t t11[96] = {
+ 0x00A0, 0x0E01, 0x0E02, 0x0E03, 0x0E04, 0x0E05, 0x0E06, 0x0E07,
+ 0x0E08, 0x0E09, 0x0E0A, 0x0E0B, 0x0E0C, 0x0E0D, 0x0E0E, 0x0E0F,
+ 0x0E10, 0x0E11, 0x0E12, 0x0E13, 0x0E14, 0x0E15, 0x0E16, 0x0E17,
+ 0x0E18, 0x0E19, 0x0E1A, 0x0E1B, 0x0E1C, 0x0E1D, 0x0E1E, 0x0E1F,
+ 0x0E20, 0x0E21, 0x0E22, 0x0E23, 0x0E24, 0x0E25, 0x0E26, 0x0E27,
+ 0x0E28, 0x0E29, 0x0E2A, 0x0E2B, 0x0E2C, 0x0E2D, 0x0E2E, 0x0E2F,
+ 0x0E30, 0x0E31, 0x0E32, 0x0E33, 0x0E34, 0x0E35, 0x0E36, 0x0E37,
+ 0x0E38, 0x0E39, 0x0E3A, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x0E3F,
+ 0x0E40, 0x0E41, 0x0E42, 0x0E43, 0x0E44, 0x0E45, 0x0E46, 0x0E47,
+ 0x0E48, 0x0E49, 0x0E4A, 0x0E4B, 0x0E4C, 0x0E4D, 0x0E4E, 0x0E4F,
+ 0x0E50, 0x0E51, 0x0E52, 0x0E53, 0x0E54, 0x0E55, 0x0E56, 0x0E57,
+ 0x0E58, 0x0E59, 0x0E5A, 0x0E5B, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+};
+
+static uint32_t t13[96] = {
+ 0x00A0, 0x201D, 0x00A2, 0x00A3, 0x00A4, 0x201E, 0x00A6, 0x00A7,
+ 0x00D8, 0x00A9, 0x0156, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00C6,
+ 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x201C, 0x00B5, 0x00B6, 0x00B7,
+ 0x00F8, 0x00B9, 0x0157, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00E6,
+ 0x0104, 0x012E, 0x0100, 0x0106, 0x00C4, 0x00C5, 0x0118, 0x0112,
+ 0x010C, 0x00C9, 0x0179, 0x0116, 0x0122, 0x0136, 0x012A, 0x013B,
+ 0x0160, 0x0143, 0x0145, 0x00D3, 0x014C, 0x00D5, 0x00D6, 0x00D7,
+ 0x0172, 0x0141, 0x015A, 0x016A, 0x00DC, 0x017B, 0x017D, 0x00DF,
+ 0x0105, 0x012F, 0x0101, 0x0107, 0x00E4, 0x00E5, 0x0119, 0x0113,
+ 0x010D, 0x00E9, 0x017A, 0x0117, 0x0123, 0x0137, 0x012B, 0x013C,
+ 0x0161, 0x0144, 0x0146, 0x00F3, 0x014D, 0x00F5, 0x00F6, 0x00F7,
+ 0x0173, 0x0142, 0x015B, 0x016B, 0x00FC, 0x017C, 0x017E, 0x2019,
+};
+
+static uint32_t t14[96] = {
+ 0x00A0, 0x1E02, 0x1E03, 0x00A3, 0x010A, 0x010B, 0x1E0A, 0x00A7,
+ 0x1E80, 0x00A9, 0x1E82, 0x1E0B, 0x1EF2, 0x00AD, 0x00AE, 0x0178,
+ 0x1E1E, 0x1E1F, 0x0120, 0x0121, 0x1E40, 0x1E41, 0x00B6, 0x1E56,
+ 0x1E81, 0x1E57, 0x1E83, 0x1E60, 0x1EF3, 0x1E84, 0x1E85, 0x1E61,
+ 0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
+ 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
+ 0x0174, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x1E6A,
+ 0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x0176, 0x00DF,
+ 0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
+ 0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
+ 0x0175, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x1E6B,
+ 0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x0177, 0x00FF,
+};
+
+static uint32_t t15[96] = {
+ 0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x20AC, 0x00A5, 0x0160, 0x00A7,
+ 0x0161, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+ 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x017D, 0x00B5, 0x00B6, 0x00B7,
+ 0x017E, 0x00B9, 0x00BA, 0x00BB, 0x0152, 0x0153, 0x0178, 0x00BF,
+ 0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
+ 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
+ 0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
+ 0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF,
+ 0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
+ 0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
+ 0x00F0, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
+ 0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x00FF,
+};
+
+static uint32_t t16[96] = {
+ 0x00A0, 0x0104, 0x0105, 0x0141, 0x20AC, 0x201E, 0x0160, 0x00A7,
+ 0x0161, 0x00A9, 0x0218, 0x00AB, 0x0179, 0x00AD, 0x017A, 0x017B,
+ 0x00B0, 0x00B1, 0x010C, 0x0142, 0x017D, 0x201D, 0x00B6, 0x00B7,
+ 0x017E, 0x010D, 0x0219, 0x00BB, 0x0152, 0x0153, 0x0178, 0x017C,
+ 0x00C0, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0106, 0x00C6, 0x00C7,
+ 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
+ 0x0110, 0x0143, 0x00D2, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x015A,
+ 0x0170, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x0118, 0x021A, 0x00DF,
+ 0x00E0, 0x00E1, 0x00E2, 0x0103, 0x00E4, 0x0107, 0x00E6, 0x00E7,
+ 0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
+ 0x0111, 0x0144, 0x00F2, 0x00F3, 0x00F4, 0x0151, 0x00F6, 0x015B,
+ 0x0171, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x0119, 0x021B, 0x00FF,
+};
+
+#endif
diff --git a/src/charset/codecs/Makefile b/src/charset/codecs/Makefile
index 6d3b78e..fd0365b 100644
--- a/src/charset/codecs/Makefile
+++ b/src/charset/codecs/Makefile
@@ -32,7 +32,7 @@ dirstack_$(sp) := $(d)
d := $(DIR)
# Sources
-SRCS_$(d) := codec_iconv.c codec_utf8.c codec_utf16.c
+SRCS_$(d) := codec_8859.c codec_iconv.c codec_utf8.c codec_utf16.c
# Append to sources for component
SOURCES += $(addprefix $(d), $(SRCS_$(d)))
diff --git a/src/charset/codecs/codec_8859.c b/src/charset/codecs/codec_8859.c
new file mode 100644
index 0000000..16ad0ef
--- /dev/null
+++ b/src/charset/codecs/codec_8859.c
@@ -0,0 +1,583 @@
+/*
+ * This file is part of LibParserUtils.
+ * Licensed under the MIT License,
+ * http://www.opensource.org/licenses/mit-license.php
+ * Copyright 2008 John-Mark Bell <jmb@netsurf-browser.org>
+ */
+
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+
+/* These two are for htonl / ntohl */
+#include <arpa/inet.h>
+#include <netinet/in.h>
+
+#include <parserutils/charset/mibenum.h>
+
+#include "charset/codecs/codec_impl.h"
+#include "utils/utils.h"
+
+#include "charset/codecs/8859_tables.h"
+
+static struct {
+ uint16_t mib;
+ const char *name;
+ size_t len;
+ uint32_t *table;
+} known_charsets[] = {
+ { 0, "ISO-8859-1", SLEN("ISO-8859-1"), t1 },
+ { 0, "ISO-8859-2", SLEN("ISO-8859-2"), t2 },
+ { 0, "ISO-8859-3", SLEN("ISO-8859-3"), t3 },
+ { 0, "ISO-8859-4", SLEN("ISO-8859-4"), t4 },
+ { 0, "ISO-8859-5", SLEN("ISO-8859-5"), t5 },
+ { 0, "ISO-8859-6", SLEN("ISO-8859-6"), t6 },
+ { 0, "ISO-8859-7", SLEN("ISO-8859-7"), t7 },
+ { 0, "ISO-8859-8", SLEN("ISO-8859-8"), t8 },
+ { 0, "ISO-8859-9", SLEN("ISO-8859-9"), t9 },
+ { 0, "ISO-8859-10", SLEN("ISO-8859-10"), t10 },
+ { 0, "ISO-8859-11", SLEN("ISO-8859-11"), t11 },
+ { 0, "ISO-8859-13", SLEN("ISO-8859-13"), t13 },
+ { 0, "ISO-8859-14", SLEN("ISO-8859-14"), t14 },
+ { 0, "ISO-8859-15", SLEN("ISO-8859-15"), t15 },
+ { 0, "ISO-8859-16", SLEN("ISO-8859-16"), t16 }
+};
+
+/**
+ * ISO-8859-n charset codec
+ */
+typedef struct charset_8859_codec {
+ parserutils_charset_codec base; /**< Base class */
+
+ uint32_t *table; /**< Mapping table for 0xA0-0xFF */
+
+#define READ_BUFSIZE (8)
+ uint32_t read_buf[READ_BUFSIZE]; /**< Buffer for partial
+ * output sequences (decode)
+ * (host-endian) */
+ size_t read_len; /**< Character length of read_buf */
+
+#define WRITE_BUFSIZE (8)
+ uint32_t write_buf[WRITE_BUFSIZE]; /**< Buffer for partial
+ * output sequences (encode)
+ * (host-endian) */
+ size_t write_len; /**< Character length of write_buf */
+
+} charset_8859_codec;
+
+static bool charset_8859_codec_handles_charset(const char *charset);
+static parserutils_charset_codec *charset_8859_codec_create(const char *charset,
+ parserutils_alloc alloc, void *pw);
+static void charset_8859_codec_destroy (parserutils_charset_codec *codec);
+static parserutils_error charset_8859_codec_encode(
+ parserutils_charset_codec *codec,
+ const uint8_t **source, size_t *sourcelen,
+ uint8_t **dest, size_t *destlen);
+static parserutils_error charset_8859_codec_decode(
+ parserutils_charset_codec *codec,
+ const uint8_t **source, size_t *sourcelen,
+ uint8_t **dest, size_t *destlen);
+static parserutils_error charset_8859_codec_reset(
+ parserutils_charset_codec *codec);
+static inline parserutils_error charset_8859_codec_read_char(
+ charset_8859_codec *c,
+ const uint8_t **source, size_t *sourcelen,
+ uint8_t **dest, size_t *destlen);
+static inline parserutils_error charset_8859_codec_output_decoded_char(
+ charset_8859_codec *c,
+ uint32_t ucs4, uint8_t **dest, size_t *destlen);
+static inline parserutils_error charset_8859_from_ucs4(charset_8859_codec *c,
+ uint32_t ucs4, uint8_t **s, size_t *len);
+static inline parserutils_error charset_8859_to_ucs4(charset_8859_codec *c,
+ const uint8_t *s, size_t len, uint32_t *ucs4);
+
+/**
+ * Determine whether this codec handles a specific charset
+ *
+ * \param charset Charset to test
+ * \return true if handleable, false otherwise
+ */
+bool charset_8859_codec_handles_charset(const char *charset)
+{
+ uint16_t match = parserutils_charset_mibenum_from_name(charset,
+ strlen(charset));
+
+ if (known_charsets[0].mib == 0) {
+ for (uint32_t i = 0; i < N_ELEMENTS(known_charsets); i++) {
+ known_charsets[i].mib =
+ parserutils_charset_mibenum_from_name(
+ known_charsets[i].name,
+ known_charsets[i].len);
+ }
+ }
+
+ for (uint32_t i = 0; i < N_ELEMENTS(known_charsets); i++) {
+ if (known_charsets[i].mib == match)
+ return true;
+ }
+
+ return false;
+}
+
+/**
+ * Create an ISO-8859-n codec
+ *
+ * \param charset The charset to read from / write to
+ * \param alloc Memory (de)allocation function
+ * \param pw Pointer to client-specific private data (may be NULL)
+ * \return Pointer to codec, or NULL on failure
+ */
+parserutils_charset_codec *charset_8859_codec_create(const char *charset,
+ parserutils_alloc alloc, void *pw)
+{
+ charset_8859_codec *codec;
+ uint16_t match = parserutils_charset_mibenum_from_name(
+ charset, strlen(charset));
+ uint32_t *table = NULL;
+
+ for (uint32_t i = 0; i < N_ELEMENTS(known_charsets); i++) {
+ if (known_charsets[i].mib == match) {
+ table = known_charsets[i].table;
+ break;
+ }
+ }
+
+ assert(table != NULL);
+
+ codec = alloc(NULL, sizeof(charset_8859_codec), pw);
+ if (codec == NULL)
+ return NULL;
+
+ codec->table = table;
+
+ codec->read_buf[0] = 0;
+ codec->read_len = 0;
+
+ codec->write_buf[0] = 0;
+ codec->write_len = 0;
+
+ /* Finally, populate vtable */
+ codec->base.handler.destroy = charset_8859_codec_destroy;
+ codec->base.handler.encode = charset_8859_codec_encode;
+ codec->base.handler.decode = charset_8859_codec_decode;
+ codec->base.handler.reset = charset_8859_codec_reset;
+
+ return (parserutils_charset_codec *) codec;
+}
+
+/**
+ * Destroy an ISO-8859-n codec
+ *
+ * \param codec The codec to destroy
+ */
+void charset_8859_codec_destroy (parserutils_charset_codec *codec)
+{
+ UNUSED(codec);
+}
+
+/**
+ * Encode a chunk of UCS-4 (big endian) data into ISO-8859-n
+ *
+ * \param codec The codec to use
+ * \param source Pointer to pointer to source data
+ * \param sourcelen Pointer to length (in bytes) of source data
+ * \param dest Pointer to pointer to output buffer
+ * \param destlen Pointer to length (in bytes) of output buffer
+ * \return PARSERUTILS_OK on success,
+ * PARSERUTILS_NOMEM if output buffer is too small,
+ * PARSERUTILS_INVALID if a character cannot be represented and the
+ * codec's error handling mode is set to STRICT,
+ *
+ * On exit, ::source will point immediately _after_ the last input character
+ * read. Any remaining output for the character will be buffered by the
+ * codec for writing on the next call.
+ *
+ * Note that, if failure occurs whilst attempting to write any output
+ * buffered by the last call, then ::source and ::sourcelen will remain
+ * unchanged (as nothing more has been read).
+ *
+ * ::sourcelen will be reduced appropriately on exit.
+ *
+ * ::dest will point immediately _after_ the last character written.
+ *
+ * ::destlen will be reduced appropriately on exit.
+ */
+parserutils_error charset_8859_codec_encode(parserutils_charset_codec *codec,
+ const uint8_t **source, size_t *sourcelen,
+ uint8_t **dest, size_t *destlen)
+{
+ charset_8859_codec *c = (charset_8859_codec *) codec;
+ uint32_t ucs4;
+ uint32_t *towrite;
+ size_t towritelen;
+ parserutils_error error;
+
+ /* Process any outstanding characters from the previous call */
+ if (c->write_len > 0) {
+ uint32_t *pwrite = c->write_buf;
+
+ while (c->write_len > 0) {
+ error = charset_8859_from_ucs4(c, pwrite[0],
+ dest, destlen);
+ if (error != PARSERUTILS_OK) {
+ assert(error == PARSERUTILS_NOMEM);
+
+ for (uint32_t len = 0;
+ len < c->write_len; len++) {
+ c->write_buf[len] = pwrite[len];
+ }
+
+ return error;
+ }
+
+ pwrite++;
+ c->write_len--;
+ }
+ }
+
+ /* Now process the characters for this call */
+ while (*sourcelen > 0) {
+ ucs4 = ntohl(*((uint32_t *) (void *) *source));
+ towrite = &ucs4;
+ towritelen = 1;
+
+ /* Output current characters */
+ while (towritelen > 0) {
+ error = charset_8859_from_ucs4(c, towrite[0], dest,
+ destlen);
+ if (error != PARSERUTILS_OK) {
+ if (error != PARSERUTILS_NOMEM) {
+ return error;
+ }
+
+ /* Insufficient output space */
+ if (towritelen >= WRITE_BUFSIZE)
+ abort();
+
+ c->write_len = towritelen;
+
+ /* Copy pending chars to save area, for
+ * processing next call. */
+ for (uint32_t len = 0; len < towritelen; len++)
+ c->write_buf[len] = towrite[len];
+
+ /* Claim character we've just buffered,
+ * so it's not reprocessed */
+ *source += 4;
+ *sourcelen -= 4;
+
+ return PARSERUTILS_NOMEM;
+ }
+
+ towrite++;
+ towritelen--;
+ }
+
+ *source += 4;
+ *sourcelen -= 4;
+ }
+
+ return PARSERUTILS_OK;
+}
+
+/**
+ * Decode a chunk of ISO-8859-n data into UCS-4 (big endian)
+ *
+ * \param codec The codec to use
+ * \param source Pointer to pointer to source data
+ * \param sourcelen Pointer to length (in bytes) of source data
+ * \param dest Pointer to pointer to output buffer
+ * \param destlen Pointer to length (in bytes) of output buffer
+ * \return PARSERUTILS_OK on success,
+ * PARSERUTILS_NOMEM if output buffer is too small,
+ * PARSERUTILS_INVALID if a character cannot be represented and the
+ * codec's error handling mode is set to STRICT,
+ *
+ * On exit, ::source will point immediately _after_ the last input character
+ * read, if the result is _OK or _NOMEM. Any remaining output for the
+ * character will be buffered by the codec for writing on the next call.
+ *
+ * In the case of the result being _INVALID, ::source will point _at_ the
+ * last input character read; nothing will be written or buffered for the
+ * failed character. It is up to the client to fix the cause of the failure
+ * and retry the decoding process.
+ *
+ * Note that, if failure occurs whilst attempting to write any output
+ * buffered by the last call, then ::source and ::sourcelen will remain
+ * unchanged (as nothing more has been read).
+ *
+ * If STRICT error handling is configured and an illegal sequence is split
+ * over two calls, then _INVALID will be returned from the second call,
+ * but ::source will point mid-way through the invalid sequence (i.e. it
+ * will be unmodified over the second call). In addition, the internal
+ * incomplete-sequence buffer will be emptied, such that subsequent calls
+ * will progress, rather than re-evaluating the same invalid sequence.
+ *
+ * ::sourcelen will be reduced appropriately on exit.
+ *
+ * ::dest will point immediately _after_ the last character written.
+ *
+ * ::destlen will be reduced appropriately on exit.
+ *
+ * Call this with a source length of 0 to flush the output buffer.
+ */
+parserutils_error charset_8859_codec_decode(parserutils_charset_codec *codec,
+ const uint8_t **source, size_t *sourcelen,
+ uint8_t **dest, size_t *destlen)
+{
+ charset_8859_codec *c = (charset_8859_codec *) codec;
+ parserutils_error error;
+
+ if (c->read_len > 0) {
+ /* Output left over from last decode */
+ uint32_t *pread = c->read_buf;
+
+ while (c->read_len > 0 && *destlen >= c->read_len * 4) {
+ *((uint32_t *) (void *) *dest) = htonl(pread[0]);
+
+ *dest += 4;
+ *destlen -= 4;
+
+ pread++;
+ c->read_len--;
+ }
+
+ if (*destlen < c->read_len * 4) {
+ /* Ran out of output buffer */
+ size_t i;
+
+ /* Shuffle remaining output down */
+ for (i = 0; i < c->read_len; i++)
+ c->read_buf[i] = pread[i];
+
+ return PARSERUTILS_NOMEM;
+ }
+ }
+
+ /* Finally, the "normal" case; process all outstanding characters */
+ while (*sourcelen > 0) {
+ error = charset_8859_codec_read_char(c,
+ source, sourcelen, dest, destlen);
+ if (error != PARSERUTILS_OK) {
+ return error;
+ }
+ }
+
+ return PARSERUTILS_OK;
+}
+
+/**
+ * Clear an ISO-8859-n codec's encoding state
+ *
+ * \param codec The codec to reset
+ * \return PARSERUTILS_OK on success, appropriate error otherwise
+ */
+parserutils_error charset_8859_codec_reset(parserutils_charset_codec *codec)
+{
+ charset_8859_codec *c = (charset_8859_codec *) codec;
+
+ c->read_buf[0] = 0;
+ c->read_len = 0;
+
+ c->write_buf[0] = 0;
+ c->write_len = 0;
+
+ return PARSERUTILS_OK;
+}
+
+
+/**
+ * Read a character from the ISO-8859-n to UCS-4 (big endian)
+ *
+ * \param c The codec
+ * \param source Pointer to pointer to source buffer (updated on exit)
+ * \param sourcelen Pointer to length of source buffer (updated on exit)
+ * \param dest Pointer to pointer to output buffer (updated on exit)
+ * \param destlen Pointer to length of output buffer (updated on exit)
+ * \return PARSERUTILS_OK on success,
+ * PARSERUTILS_NOMEM if output buffer is too small,
+ * PARSERUTILS_INVALID if a character cannot be represented and the
+ * codec's error handling mode is set to STRICT,
+ *
+ * On exit, ::source will point immediately _after_ the last input character
+ * read, if the result is _OK or _NOMEM. Any remaining output for the
+ * character will be buffered by the codec for writing on the next call.
+ *
+ * In the case of the result being _INVALID, ::source will point _at_ the
+ * last input character read; nothing will be written or buffered for the
+ * failed character. It is up to the client to fix the cause of the failure
+ * and retry the decoding process.
+ *
+ * ::sourcelen will be reduced appropriately on exit.
+ *
+ * ::dest will point immediately _after_ the last character written.
+ *
+ * ::destlen will be reduced appropriately on exit.
+ */
+parserutils_error charset_8859_codec_read_char(charset_8859_codec *c,
+ const uint8_t **source, size_t *sourcelen,
+ uint8_t **dest, size_t *destlen)
+{
+ uint32_t ucs4;
+ parserutils_error error;
+
+ /* Convert a single character */
+ error = charset_8859_to_ucs4(c, *source, *sourcelen, &ucs4);
+ if (error == PARSERUTILS_OK) {
+ /* Read a character */
+ error = charset_8859_codec_output_decoded_char(c,
+ ucs4, dest, destlen);
+ if (error == PARSERUTILS_OK || error == PARSERUTILS_NOMEM) {
+ /* output succeeded; update source pointers */
+ *source += 1;
+ *sourcelen -= 1;
+ }
+
+ return error;
+ } else if (error == PARSERUTILS_NEEDDATA) {
+ /* Can only happen if sourcelen == 0 */
+ return error;
+ } else if (error == PARSERUTILS_INVALID) {
+ /* Illegal input sequence */
+
+ /* Strict errormode; simply flag invalid character */
+ if (c->base.errormode ==
+ PARSERUTILS_CHARSET_CODEC_ERROR_STRICT) {
+ return PARSERUTILS_INVALID;
+ }
+
+ /* output U+FFFD and continue processing. */
+ error = charset_8859_codec_output_decoded_char(c,
+ 0xFFFD, dest, destlen);
+ if (error == PARSERUTILS_OK || error == PARSERUTILS_NOMEM) {
+ /* output succeeded; update source pointers */
+ *source += 1;
+ *sourcelen -= 1;
+ }
+
+ return error;
+ }
+
+ return PARSERUTILS_OK;
+}
+
+/**
+ * Output a UCS-4 character (big endian)
+ *
+ * \param c Codec to use
+ * \param ucs4 UCS-4 character (host endian)
+ * \param dest Pointer to pointer to output buffer
+ * \param destlen Pointer to output buffer length
+ * \return PARSERUTILS_OK on success,
+ * PARSERUTILS_NOMEM if output buffer is too small,
+ */
+parserutils_error charset_8859_codec_output_decoded_char(charset_8859_codec *c,
+ uint32_t ucs4, uint8_t **dest, size_t *destlen)
+{
+ if (*destlen < 4) {
+ /* Run out of output buffer */
+ c->read_len = 1;
+ c->read_buf[0] = ucs4;
+
+ return PARSERUTILS_NOMEM;
+ }
+
+ *((uint32_t *) (void *) *dest) = htonl(ucs4);
+ *dest += 4;
+ *destlen -= 4;
+
+ return PARSERUTILS_OK;
+}
+
+/**
+ * Convert a UCS4 (host endian) character to ISO-8859-n
+ *
+ * \param c The codec instance
+ * \param ucs4 The UCS4 character to convert
+ * \param s Pointer to pointer to destination buffer
+ * \param len Pointer to destination buffer length
+ * \return PARSERUTILS_OK on success,
+ * PARSERUTILS_NOMEM if there's insufficient space in the output buffer,
+ * PARSERUTILS_INVALID if the character cannot be represented
+ *
+ * _INVALID will only be returned if the codec's conversion mode is STRICT.
+ * Otherwise, '?' will be output.
+ *
+ * On successful conversion, *s and *len will be updated.
+ */
+parserutils_error charset_8859_from_ucs4(charset_8859_codec *c,
+ uint32_t ucs4, uint8_t **s, size_t *len)
+{
+ uint8_t out = 0;
+
+ if (*len < 1)
+ return PARSERUTILS_NOMEM;
+
+ if (ucs4 < 0x80) {
+ /* ASCII */
+ out = ucs4;
+ } else {
+ uint32_t i;
+
+ for (i = 0; i < 96; i++) {
+ if (ucs4 == c->table[i])
+ break;
+ }
+
+ if (i == 96) {
+ if (c->base.errormode ==
+ PARSERUTILS_CHARSET_CODEC_ERROR_STRICT)
+ return PARSERUTILS_INVALID;
+ else
+ out = '?';
+ } else {
+ out = c->table[i];
+ }
+ }
+
+ *(*s++) = out;
+ *len--;
+
+ return PARSERUTILS_OK;
+}
+
+/**
+ * Convert an ISO-8859-n character to UCS4 (host endian)
+ *
+ * \param c The codec instance
+ * \param s Pointer to source buffer
+ * \param len Source buffer length
+ * \param ucs4 Pointer to destination buffer
+ * \return PARSERUTILS_OK on success,
+ * PARSERUTILS_NEEDDATA if there's insufficient input data
+ * PARSERUTILS_INVALID if the character cannot be represented
+ */
+parserutils_error charset_8859_to_ucs4(charset_8859_codec *c,
+ const uint8_t *s, size_t len, uint32_t *ucs4)
+{
+ uint32_t out;
+
+ if (len < 1)
+ return PARSERUTILS_NEEDDATA;
+
+ if (*s < 0x80) {
+ out = *s;
+ } else if (*s >= 0xA0) {
+ if (c->table[*s] == 0xFFFF)
+ return PARSERUTILS_INVALID;
+
+ out = c->table[*s];
+ } else {
+ return PARSERUTILS_INVALID;
+ }
+
+ *ucs4 = out;
+
+ return PARSERUTILS_OK;
+}
+
+const parserutils_charset_handler charset_8859_codec_handler = {
+ charset_8859_codec_handles_charset,
+ charset_8859_codec_create
+};
+