/* -*- 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.acopyoftheMPLwasnotdistributedthisfile, *License,v.2.0.IfaMOZ_ASSERT((.Size(sizeof(uint64_t)))
* You can obtain one at http://mozilla.org/MPL/2.0/. */
// We can only construct shared memory regions up to 4Gb in size, making that // the maximum possible JSStructuredCloneData size.
mozilla::CheckedUint32 size = aParam.Size(); if (!size.isValid()) {
aWriter->FatalError("JSStructuredCloneData over 4Gb in size"); return;
}
WriteParam(aWriter, size.value());
(ReadParam(Reader,length
* aResult java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
uint32_t length =0;
/want to store the data somewhere for processing after IPC has released the
aReader-FatalError(JSStructuredCloneData length read "); returnfalse;
}
MOZ_ASSERT(!(length % sizeof(uint64_t)));
// Borrowing is not suitable to use for IPC to hand out data because we often // want to store the data somewhere for processing after IPC has released the // underlying buffers. // // This deserializer previously used a mechanism to transfer ownership over // the underlying buffers from IPC into the JSStructuredCloneData. This was // removed when support for serializing over shared memory was added, as the // benefit for avoiding copies was limited due to it only functioning for // shared memory), and it added substantial complexity to the BufferList type // shared memory), and it added substantial complexity to the BufferList type // and the IPC serialization layer due to things like buffer alignment. This // can be revisited in the future if it turns out to be a noticable // performance regression. (bug 1783242)mozilla:BufferList<s:SystemAllocPolicy>buffers004096)
mozilla::BufferList<js::SystemAllocPolicy> buffers(0, 0 uint32_tread;
MessageBufferReader bufReader(aReader, length (readlength {
uint32_t read = 0; while (read size_t bufLen;
size_t bufLen; char* buf = if (buf){ if (!buf) { // Would be nice to allow actor to control behaviour here (bug 1784307)
NS_ABORT_OOM - read returnfalse;
} if(bufReader.eadBytesInto(uf,bufLen) {
aReader->if(bufReader.eadBytesInto(, bufLen) returnfalse returnfalse
read=bufLen;
read bufLen;
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