1 files changed, 432 insertions, 0 deletions
diff --git a/sal/textenc/textenc.cxx b/sal/textenc/textenc.cxx
new file mode 100644
index 0000000000..23b5a85faa
--- /dev/null
+++ b/sal/textenc/textenc.cxx
@@ -0,0 +1,432 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+/* TODO! This file should not be called textenc.c, because it is not the
+   implementation of rtl/textenc.h.  Rather, it should be called
+   gettextencodingdata.c. */
+
+#include <sal/config.h>
+
+#include <cstdlib>
+
+#include <osl/module.hxx>
+#include <rtl/textenc.h>
+#include <rtl/tencinfo.h>
+#include <sal/log.hxx>
+#include <sal/types.h>
+
+#include "convertsimple.hxx"
+#include "gettextencodingdata.hxx"
+#include "tcvtutf8.hxx"
+#include "tenchelp.hxx"
+
+#define NOTABUNI_START 0xFF
+#define NOTABUNI_END 0x00
+
+#define NOTABCHAR_START 0xFFFF
+#define NOTABCHAR_END 0x0000
+
+#define SAME8090UNI_START 0x80
+#define SAME8090UNI_END 0x9F
+sal_uInt16 const aImpl8090SameToUniTab[SAME8090UNI_END
+                                                  - SAME8090UNI_START
+                                                  + 1]
+= { 0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x0085, 0x0086, 0x0087, /* 0x80 */
+    0x0088, 0x0089, 0x008A, 0x008B, 0x008C, 0x008D, 0x008E, 0x008F,
+    0x0090, 0x0091, 0x0092, 0x0093, 0x0094, 0x0095, 0x0096, 0x0097, /* 0x90 */
+    0x0098, 0x0099, 0x009A, 0x009B, 0x009C, 0x009D, 0x009E, 0x009F };
+
+#define SAME8090CHAR_START 0x0080
+#define SAME8090CHAR_END 0x009F
+unsigned char const aImpl8090SameToCharTab[SAME8090CHAR_END
+                                                  - SAME8090CHAR_START
+                                                  + 1]
+    = { 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, /* 0x0080 */
+        0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
+        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, /* 0x0090 */
+        0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F };
+
+#define SAMEA0FFCHAR_START 0x00A0
+#define SAMEA0FFCHAR_END 0x00FF
+unsigned char const aImplA0FFSameToCharTab[SAMEA0FFCHAR_END
+                                                  - SAMEA0FFCHAR_START
+                                                  + 1]
+    = { 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, /* 0x00A0 */
+        0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF,
+        0xB0, 0xB1, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, /* 0x00B0 */
+        0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xBD, 0xBE, 0xBF,
+        0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, /* 0x00C0 */
+        0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF,
+        0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, /* 0x00D0 */
+        0xD8, 0xD9, 0xDA, 0xDB, 0xDC, 0xDD, 0xDE, 0xDF,
+        0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, /* 0x00E0 */
+        0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF,
+        0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, /* 0x00F0 */
+        0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF };
+
+/* ======================================================================= */
+
+/* MS-1252 */
+/* Windows Standard CharSet (ANSI) for Western Script */
+/* 1-Byte, 0x00-0x7F ASCII without exception */
+/* Convert-Tables: mappings/vendors/micsft/windows/cp1252.txt from 04/15/98 Version 2.01 */
+/* Last-Changes from us: */
+
+/* ----------------------------------------------------------------------- */
+
+#define MS1252UNI_START                 0x80
+#define MS1252UNI_END                   0xFF
+sal_uInt16 const aImplMS1252ToUniTab[MS1252UNI_END - MS1252UNI_START + 1] =
+{
+/*       0       1       2       3       4       5       6       7 */
+/*       8       9       A       B       C       D       E       F */
+    0x20AC,      0, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, /* 0x80 */
+    0x02C6, 0x2030, 0x0160, 0x2039, 0x0152,      0, 0x017D,      0, /* 0x80 */
+         0, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, /* 0x90 */
+    0x02DC, 0x2122, 0x0161, 0x203A, 0x0153,      0, 0x017E, 0x0178, /* 0x90 */
+    0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7, /* 0xA0 */
+    0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF, /* 0xA0 */
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7, /* 0xB0 */
+    0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF, /* 0xB0 */
+    0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7, /* 0xC0 */
+    0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF, /* 0xC0 */
+    0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7, /* 0xD0 */
+    0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF, /* 0xD0 */
+    0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7, /* 0xE0 */
+    0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF, /* 0xE0 */
+    0x00F0, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7, /* 0xF0 */
+    0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x00FF  /* 0xF0 */
+};
+
+/* ----------------------------------------------------------------------- */
+
+#define MS1252TOCHARTABEX_COUNT         27
+ImplUniCharTabData const aImplMS1252ToCharTabEx[MS1252TOCHARTABEX_COUNT] =
+{
+  { 0x0152, 0x8C, 0 },
+  { 0x0153, 0x9C, 0 },
+  { 0x0160, 0x8A, 0 },
+  { 0x0161, 0x9A, 0 },
+  { 0x0178, 0x9F, 0 },
+  { 0x017D, 0x8E, 0 },
+  { 0x017E, 0x9E, 0 },
+  { 0x0192, 0x83, 0 },
+  { 0x02C6, 0x88, 0 },
+  { 0x02DC, 0x98, 0 },
+  { 0x2013, 0x96, 0 },
+  { 0x2014, 0x97, 0 },
+  { 0x2018, 0x91, 0 },
+  { 0x2019, 0x92, 0 },
+  { 0x201A, 0x82, 0 },
+  { 0x201C, 0x93, 0 },
+  { 0x201D, 0x94, 0 },
+  { 0x201E, 0x84, 0 },
+  { 0x2020, 0x86, 0 },
+  { 0x2021, 0x87, 0 },
+  { 0x2022, 0x95, 0 },
+  { 0x2026, 0x85, 0 },
+  { 0x2030, 0x89, 0 },
+  { 0x2039, 0x8B, 0 },
+  { 0x203A, 0x9B, 0 },
+  { 0x20AC, 0x80, 0 },
+  { 0x2122, 0x99, 0 },
+};
+
+/* ----------------------------------------------------------------------- */
+
+ImplByteConvertData const aImplMS1252ByteCvtData =
+{
+    aImplMS1252ToUniTab,
+    nullptr,
+    aImplA0FFSameToCharTab,
+    nullptr,
+    aImplMS1252ToCharTabEx,
+    MS1252UNI_START, MS1252UNI_END,
+    NOTABUNI_START, NOTABUNI_END,
+    SAMEA0FFCHAR_START, SAMEA0FFCHAR_END,
+    NOTABCHAR_START, NOTABCHAR_END,
+    MS1252TOCHARTABEX_COUNT
+};
+
+/* ----------------------------------------------------------------------- */
+
+ImplTextEncodingData const aImplMS1252TextEncodingData
+    = { { &aImplMS1252ByteCvtData,
+          sal::detail::textenc::convertCharToUnicode,
+          sal::detail::textenc::convertUnicodeToChar,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr },
+        "iso8859-1",
+        "windows-1252",
+        1,
+        1,
+        1,
+        0,
+        RTL_TEXTENCODING_INFO_ASCII | RTL_TEXTENCODING_INFO_MIME };
+    /* WIN, SCRIPT_LATIN, pc code page 850 */
+
+/* ======================================================================= */
+
+/* ISO-8859-1 */
+/* Unix Standard CharSet (Latin1) for Western Script */
+/* 1-Byte, 0x00-0x7F ASCII without exception, 0x80-0x9F control character like in Unicode */
+/* Convert-Tables: mappings/iso8859/8859-1.txt from 07/27/99 Version 1.0 (based on Unicode 3.0) */
+/* Last-Changes from us: */
+
+#define ISO88591UNI_START               0xA0
+#define ISO88591UNI_END                 0xFF
+sal_uInt16 const aImplISO88591ToUniTab[ISO88591UNI_END - ISO88591UNI_START + 1] =
+{
+/*       0       1       2       3       4       5       6       7 */
+/*       8       9       A       B       C       D       E       F */
+    0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7, /* 0xA0 */
+    0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF, /* 0xA0 */
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7, /* 0xB0 */
+    0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF, /* 0xB0 */
+    0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7, /* 0xC0 */
+    0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF, /* 0xC0 */
+    0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7, /* 0xD0 */
+    0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF, /* 0xD0 */
+    0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7, /* 0xE0 */
+    0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF, /* 0xE0 */
+    0x00F0, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7, /* 0xF0 */
+    0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x00FF  /* 0xF0 */
+};
+
+/* ----------------------------------------------------------------------- */
+
+ImplByteConvertData const aImplISO88591ByteCvtData =
+{
+    aImplISO88591ToUniTab,
+    aImpl8090SameToUniTab,
+    aImplA0FFSameToCharTab,
+    aImpl8090SameToCharTab,
+    nullptr,
+    ISO88591UNI_START, ISO88591UNI_END,
+    SAME8090UNI_START, SAME8090UNI_END,
+    SAMEA0FFCHAR_START, SAMEA0FFCHAR_END,
+    SAME8090CHAR_START, SAME8090CHAR_END,
+    0
+};
+
+/* ----------------------------------------------------------------------- */
+
+ImplTextEncodingData const aImplISO88591TextEncodingData
+    = { { &aImplISO88591ByteCvtData,
+          sal::detail::textenc::convertCharToUnicode,
+          sal::detail::textenc::convertUnicodeToChar,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr },
+        "iso8859-1",
+        "iso-8859-1",
+        1,
+        1,
+        1,
+        0,
+        RTL_TEXTENCODING_INFO_ASCII | RTL_TEXTENCODING_INFO_MIME };
+    /* SCRIPT_LATIN, pc code page 850 */
+
+/* ======================================================================= */
+
+/* US-ASCII */
+/* 7-Bit ASCII */
+/* 1-Byte, 0x00-0x7F ASCII without exception */
+/* For the import we use ISO-8859-1 with MS extension (MS-1252), because */
+/* when the 8-Bit is set, the chance, that this is an ISO-8859-1 character */
+/* is the greatest. For the export all chars greater than 127 are not */
+/* converted and are replaced by the replacement character. */
+/* Last-Changes from us: */
+
+/* ----------------------------------------------------------------------- */
+
+ImplByteConvertData const aImplUSASCIIByteCvtData =
+{
+    aImplMS1252ToUniTab,
+    nullptr,
+    nullptr,
+    nullptr,
+    nullptr,
+    MS1252UNI_START, MS1252UNI_END,
+    NOTABUNI_START, NOTABUNI_END,
+    NOTABCHAR_START, NOTABCHAR_END,
+    NOTABCHAR_START, NOTABCHAR_END,
+    0
+};
+
+/* ----------------------------------------------------------------------- */
+
+ImplTextEncodingData const aImplUSASCIITextEncodingData
+    = { { &aImplUSASCIIByteCvtData,
+          sal::detail::textenc::convertCharToUnicode,
+          sal::detail::textenc::convertUnicodeToChar,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr,
+          nullptr },
+        "iso8859-1",
+        "us-ascii",
+        1,
+        1,
+        1,
+        0,
+        RTL_TEXTENCODING_INFO_ASCII
+            | RTL_TEXTENCODING_INFO_7BIT
+            | RTL_TEXTENCODING_INFO_MIME };
+    /* SCRIPT_LATIN, pc code page 437 */
+
+ImplTextEncodingData const aImplUTF8TextEncodingData
+    = { { nullptr,
+          &ImplConvertUtf8ToUnicode,
+          &ImplConvertUnicodeToUtf8,
+          &ImplCreateUtf8ToUnicodeContext,
+          &ImplDestroyUtf8ToUnicodeContext,
+          &ImplResetUtf8ToUnicodeContext,
+          &ImplCreateUnicodeToUtf8Context,
+          &ImplDestroyUnicodeToUtf8Context,
+          &ImplResetUnicodeToUtf8Context },
+        "iso8859-1",
+        "utf-8",
+        1,
+        6,
+        1,
+        0,
+        RTL_TEXTENCODING_INFO_ASCII
+            | RTL_TEXTENCODING_INFO_UNICODE
+            | RTL_TEXTENCODING_INFO_MULTIBYTE
+            | RTL_TEXTENCODING_INFO_MIME };
+    /* SCRIPT_UNICODE, pc code page 850 */
+
+static char aImplJavaUtf8TextConverterTag;
+    /* The value of this tag is irrelevant.  Only its address != NULL is used to
+       distinguish between RTL_TEXTENCODING_UTF8 and
+       RTL_TEXTENCODING_JAVA_UTF8. */
+
+ImplTextEncodingData const aImplJavaUtf8TextEncodingData
+    = { { &aImplJavaUtf8TextConverterTag,
+          &ImplConvertUtf8ToUnicode,
+          &ImplConvertUnicodeToUtf8,
+          &ImplCreateUtf8ToUnicodeContext,
+          &ImplDestroyUtf8ToUnicodeContext,
+          &ImplResetUtf8ToUnicodeContext,
+          &ImplCreateUnicodeToUtf8Context,
+          &ImplDestroyUnicodeToUtf8Context,
+          &ImplResetUnicodeToUtf8Context },
+        nullptr,
+        nullptr,
+        1,
+        3,
+        1,
+        0,
+        RTL_TEXTENCODING_INFO_UNICODE | RTL_TEXTENCODING_INFO_MULTIBYTE };
+
+namespace {
+
+#ifndef COND_LIB_SAL_TEXTENC
+
+extern "C" ImplTextEncodingData const * sal_getFullTextEncodingData(
+    rtl_TextEncoding); // from tables.cxx in sal_textenc library
+
+class FullTextEncodingData {
+public:
+    ImplTextEncodingData const * get(rtl_TextEncoding encoding) {
+        (void) this; // loplugin:staticmethods
+        return sal_getFullTextEncodingData(encoding);
+    }
+    FullTextEncodingData() = default;
+    FullTextEncodingData(const FullTextEncodingData&) = delete;
+    FullTextEncodingData& operator=(const FullTextEncodingData&) = delete;
+};
+
+#else
+
+extern "C" {
+
+typedef ImplTextEncodingData const * TextEncodingFunction(rtl_TextEncoding);
+
+void thisModule() {}
+
+}
+
+class FullTextEncodingData {
+public:
+    FullTextEncodingData() {
+        if (!module_.loadRelative(&thisModule, SAL_MODULENAME("sal_textenclo")))
+        {
+            SAL_WARN( "sal.textenc", "Loading sal_textenc library failed" );
+            std::abort();
+        }
+        function_ = reinterpret_cast< TextEncodingFunction * >(
+            module_.getFunctionSymbol("sal_getFullTextEncodingData"));
+        if (function_ == nullptr) {
+            SAL_WARN( "sal.textenc", "Obtaining sal_getFullTextEncodingData function from sal_textenc"
+                " library failed");
+            std::abort();
+        }
+    }
+
+    ImplTextEncodingData const * get(rtl_TextEncoding encoding) const {
+        return (*function_)(encoding);
+    }
+
+    FullTextEncodingData(const FullTextEncodingData&) = delete;
+    FullTextEncodingData& operator=(const FullTextEncodingData&) = delete;
+
+private:
+    osl::Module module_;
+    TextEncodingFunction * function_;
+};
+
+#endif
+
+}
+
+ImplTextEncodingData const *
+Impl_getTextEncodingData(rtl_TextEncoding nEncoding)
+{
+    switch(nEncoding)
+    {
+        case RTL_TEXTENCODING_ASCII_US:
+            return &aImplUSASCIITextEncodingData; break;
+        case RTL_TEXTENCODING_MS_1252:
+            return &aImplMS1252TextEncodingData; break;
+        case RTL_TEXTENCODING_UTF8:
+            return &aImplUTF8TextEncodingData; break;
+        case RTL_TEXTENCODING_JAVA_UTF8:
+            return &aImplJavaUtf8TextEncodingData; break;
+        case RTL_TEXTENCODING_ISO_8859_1:
+            return &aImplISO88591TextEncodingData; break;
+        default:
+        {
+            static FullTextEncodingData gFullTextEncodingData;
+            return gFullTextEncodingData.get(nEncoding);
+        }
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */