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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /parser/html/nsHtml5NamedCharacters.cpp
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'parser/html/nsHtml5NamedCharacters.cpp')
-rw-r--r--parser/html/nsHtml5NamedCharacters.cpp102
1 files changed, 102 insertions, 0 deletions
diff --git a/parser/html/nsHtml5NamedCharacters.cpp b/parser/html/nsHtml5NamedCharacters.cpp
new file mode 100644
index 0000000000..5181d7538e
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+++ b/parser/html/nsHtml5NamedCharacters.cpp
@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2008-2010 Mozilla Foundation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#define nsHtml5NamedCharacters_cpp_
+#include "jArray.h"
+#include "mozilla/ArrayUtils.h"
+#include "mozilla/Logging.h"
+#include "nsDebug.h"
+#include "nscore.h"
+
+#include "nsHtml5NamedCharacters.h"
+
+const char16_t nsHtml5NamedCharacters::VALUES[][2] = {
+#define NAMED_CHARACTER_REFERENCE(N, CHARS, LEN, FLAG, VALUE) {VALUE},
+#include "nsHtml5NamedCharactersInclude.h"
+#undef NAMED_CHARACTER_REFERENCE
+ {0, 0}};
+
+char16_t** nsHtml5NamedCharacters::WINDOWS_1252;
+static char16_t const WINDOWS_1252_DATA[] = {
+ 0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
+ 0x02C6, 0x2030, 0x0160, 0x2039, 0x0152, 0x008D, 0x017D, 0x008F,
+ 0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+ 0x02DC, 0x2122, 0x0161, 0x203A, 0x0153, 0x009D, 0x017E, 0x0178};
+
+/**
+ * To avoid having lots of pointers in the |charData| array, below,
+ * which would cause us to have to do lots of relocations at library
+ * load time, store all the string data for the names in one big array.
+ * Then use tricks with enums to help us build an array that contains
+ * the positions of each within the big arrays.
+ */
+
+static const int8_t ALL_NAMES[] = {
+#define NAMED_CHARACTER_REFERENCE(N, CHARS, LEN, FLAG, VALUE) CHARS,
+#include "nsHtml5NamedCharactersInclude.h"
+#undef NAMED_CHARACTER_REFERENCE
+};
+
+enum NamePositions {
+ DUMMY_INITIAL_NAME_POSITION = 0,
+/* enums don't take up space, so generate _START and _END */
+#define NAMED_CHARACTER_REFERENCE(N, CHARS, LEN, FLAG, VALUE) \
+ NAME_##N##_DUMMY, /* automatically one higher than previous */ \
+ NAME_##N##_START = NAME_##N##_DUMMY - 1, \
+ NAME_##N##_END = NAME_##N##_START + LEN + FLAG,
+#include "nsHtml5NamedCharactersInclude.h"
+#undef NAMED_CHARACTER_REFERENCE
+ DUMMY_FINAL_NAME_VALUE
+};
+
+static_assert(MOZ_ARRAY_LENGTH(ALL_NAMES) < 0x10000,
+ "Start positions should fit in 16 bits");
+
+const nsHtml5CharacterName nsHtml5NamedCharacters::NAMES[] = {
+#ifdef DEBUG
+# define NAMED_CHARACTER_REFERENCE(N, CHARS, LEN, FLAG, VALUE) \
+ {NAME_##N##_START, LEN, N},
+#else
+# define NAMED_CHARACTER_REFERENCE(N, CHARS, LEN, FLAG, VALUE) \
+ { \
+ NAME_##N##_START, \
+ LEN, \
+ },
+#endif
+#include "nsHtml5NamedCharactersInclude.h"
+#undef NAMED_CHARACTER_REFERENCE
+};
+
+int32_t nsHtml5CharacterName::length() const { return nameLen; }
+
+char16_t nsHtml5CharacterName::charAt(int32_t index) const {
+ return static_cast<char16_t>(ALL_NAMES[nameStart + index]);
+}
+
+void nsHtml5NamedCharacters::initializeStatics() {
+ WINDOWS_1252 = new char16_t*[32];
+ for (int32_t i = 0; i < 32; ++i) {
+ WINDOWS_1252[i] = (char16_t*)&(WINDOWS_1252_DATA[i]);
+ }
+}
+
+void nsHtml5NamedCharacters::releaseStatics() { delete[] WINDOWS_1252; }