// this function may be called from multiple threads
nsHttpAtom
nsHttp::ResolveAtom(const char *str)
{
nsHttpAtom atom = { nsnull };
if (!str || !sAtomTable.ops)
return atom;
nsAutoLock lock(sLock);
PLDHashEntryStub *stub = reinterpret_cast<PLDHashEntryStub *>
(PL_DHashTableOperate(&sAtomTable, str, PL_DHASH_ADD));
if (!stub)
return atom; // out of memory
if (stub->key) {
atom._val = reinterpret_cast<const char *>(stub->key);
return atom;
}
// if the atom could not be found in the atom table, then we'll go
// and allocate a new atom on the heap.
HttpHeapAtom *heapAtom = NewHeapAtom(str);
if (!heapAtom)
return atom; // out of memory
stub->key = atom._val = heapAtom->value;
return atom;
}
// this function may be called from multiple threads
nsHttpAtom
nsHttp::ResolveAtom(const char *str)
{
nsHttpAtom atom = { nullptr };
if (!str || !sAtomTable)
return atom;
MutexAutoLock lock(*sLock);
auto stub = static_cast<PLDHashEntryStub*>(sAtomTable->Add(str, fallible));
if (!stub)
return atom; // out of memory
if (stub->key) {
atom._val = reinterpret_cast<const char *>(stub->key);
return atom;
}
// if the atom could not be found in the atom table, then we'll go
// and allocate a new atom on the heap.
HttpHeapAtom *heapAtom = NewHeapAtom(str);
if (!heapAtom)
return atom; // out of memory
stub->key = atom._val = heapAtom->value;
return atom;
}
