forked from mirrors/gecko-dev
f84e572177
This file only exists as a wrapper around nsTSubstring.cpp, with some methods left in it due to how the string types were defined before they were turned into templates. Differential Revision: https://phabricator.services.mozilla.com/D148296
123 lines
3.8 KiB
C++
123 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsISupports.h"
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#include "nsString.h"
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// Extern "C" utilities used by the rust nsString bindings.
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// Provide rust bindings to the nsA[C]String types
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extern "C" {
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// This is a no-op on release, so we ifdef it out such that using it in release
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// results in a linker error.
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#ifdef DEBUG
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void Gecko_IncrementStringAdoptCount(void* aData) {
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MOZ_LOG_CTOR(aData, "StringAdopt", 1);
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}
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#elif defined(MOZ_DEBUG_RUST)
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void Gecko_IncrementStringAdoptCount(void* aData) {}
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#endif
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void Gecko_FinalizeCString(nsACString* aThis) { aThis->~nsACString(); }
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void Gecko_AssignCString(nsACString* aThis, const nsACString* aOther) {
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aThis->Assign(*aOther);
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}
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void Gecko_TakeFromCString(nsACString* aThis, nsACString* aOther) {
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aThis->Assign(std::move(*aOther));
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}
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void Gecko_AppendCString(nsACString* aThis, const nsACString* aOther) {
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aThis->Append(*aOther);
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}
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void Gecko_SetLengthCString(nsACString* aThis, uint32_t aLength) {
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aThis->SetLength(aLength);
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}
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bool Gecko_FallibleAssignCString(nsACString* aThis, const nsACString* aOther) {
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return aThis->Assign(*aOther, mozilla::fallible);
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}
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bool Gecko_FallibleTakeFromCString(nsACString* aThis, nsACString* aOther) {
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return aThis->Assign(std::move(*aOther), mozilla::fallible);
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}
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bool Gecko_FallibleAppendCString(nsACString* aThis, const nsACString* aOther) {
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return aThis->Append(*aOther, mozilla::fallible);
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}
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bool Gecko_FallibleSetLengthCString(nsACString* aThis, uint32_t aLength) {
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return aThis->SetLength(aLength, mozilla::fallible);
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}
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char* Gecko_BeginWritingCString(nsACString* aThis) {
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return aThis->BeginWriting();
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}
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char* Gecko_FallibleBeginWritingCString(nsACString* aThis) {
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return aThis->BeginWriting(mozilla::fallible);
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}
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uint32_t Gecko_StartBulkWriteCString(nsACString* aThis, uint32_t aCapacity,
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uint32_t aUnitsToPreserve,
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bool aAllowShrinking) {
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return aThis->StartBulkWriteImpl(aCapacity, aUnitsToPreserve, aAllowShrinking)
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.unwrapOr(UINT32_MAX);
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}
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void Gecko_FinalizeString(nsAString* aThis) { aThis->~nsAString(); }
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void Gecko_AssignString(nsAString* aThis, const nsAString* aOther) {
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aThis->Assign(*aOther);
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}
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void Gecko_TakeFromString(nsAString* aThis, nsAString* aOther) {
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aThis->Assign(std::move(*aOther));
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}
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void Gecko_AppendString(nsAString* aThis, const nsAString* aOther) {
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aThis->Append(*aOther);
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}
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void Gecko_SetLengthString(nsAString* aThis, uint32_t aLength) {
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aThis->SetLength(aLength);
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}
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bool Gecko_FallibleAssignString(nsAString* aThis, const nsAString* aOther) {
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return aThis->Assign(*aOther, mozilla::fallible);
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}
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bool Gecko_FallibleTakeFromString(nsAString* aThis, nsAString* aOther) {
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return aThis->Assign(std::move(*aOther), mozilla::fallible);
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}
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bool Gecko_FallibleAppendString(nsAString* aThis, const nsAString* aOther) {
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return aThis->Append(*aOther, mozilla::fallible);
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}
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bool Gecko_FallibleSetLengthString(nsAString* aThis, uint32_t aLength) {
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return aThis->SetLength(aLength, mozilla::fallible);
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}
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char16_t* Gecko_BeginWritingString(nsAString* aThis) {
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return aThis->BeginWriting();
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}
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char16_t* Gecko_FallibleBeginWritingString(nsAString* aThis) {
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return aThis->BeginWriting(mozilla::fallible);
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}
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uint32_t Gecko_StartBulkWriteString(nsAString* aThis, uint32_t aCapacity,
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uint32_t aUnitsToPreserve,
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bool aAllowShrinking) {
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return aThis->StartBulkWriteImpl(aCapacity, aUnitsToPreserve, aAllowShrinking)
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.unwrapOr(UINT32_MAX);
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}
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} // extern "C"
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