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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /xpcom/string/nsTDependentString.cpp | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'xpcom/string/nsTDependentString.cpp')
-rw-r--r-- | xpcom/string/nsTDependentString.cpp | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/xpcom/string/nsTDependentString.cpp b/xpcom/string/nsTDependentString.cpp new file mode 100644 index 0000000000..83cfa39687 --- /dev/null +++ b/xpcom/string/nsTDependentString.cpp @@ -0,0 +1,50 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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/. */ + +#include "nsTDependentString.h" + +template <typename T> +nsTDependentString<T>::nsTDependentString(const char_type* aStart, + const char_type* aEnd) + : string_type(const_cast<char_type*>(aStart), aEnd - aStart, + DataFlags::TERMINATED, ClassFlags(0)) { + MOZ_RELEASE_ASSERT(aStart <= aEnd, "Overflow!"); + this->AssertValidDependentString(); +} + +template <typename T> +void nsTDependentString<T>::Rebind(const string_type& str, + index_type startPos) { + MOZ_ASSERT(str.GetDataFlags() & DataFlags::TERMINATED, + "Unterminated flat string"); + + // If we currently own a buffer, release it. + this->Finalize(); + + size_type strLength = str.Length(); + + if (startPos > strLength) { + startPos = strLength; + } + + char_type* newData = + const_cast<char_type*>(static_cast<const char_type*>(str.Data())) + + startPos; + size_type newLen = strLength - startPos; + DataFlags newDataFlags = + str.GetDataFlags() & (DataFlags::TERMINATED | DataFlags::LITERAL); + this->SetData(newData, newLen, newDataFlags); +} + +template <typename T> +void nsTDependentString<T>::Rebind(const char_type* aStart, + const char_type* aEnd) { + MOZ_RELEASE_ASSERT(aStart <= aEnd, "Overflow!"); + this->Rebind(aStart, aEnd - aStart); +} + +template class nsTDependentString<char>; +template class nsTDependentString<char16_t>; |