41 lines
1 KiB
C++
41 lines
1 KiB
C++
#include "capability/capability_table.h"
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CapabilityTable::CapabilityTable() {}
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uint64_t CapabilityTable::AddExistingCapability(const RefPtr<Capability>& cap) {
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MutexHolder h(lock_);
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cap->set_id(next_cap_id_++);
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capabilities_.PushBack(cap);
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return cap->id();
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}
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RefPtr<Capability> CapabilityTable::GetCapability(uint64_t id) {
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MutexHolder h(lock_);
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auto iter = capabilities_.begin();
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while (iter != capabilities_.end()) {
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if (*iter && iter->id() == id) {
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return *iter;
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}
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++iter;
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}
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dbgln("Bad cap access %u", id);
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dbgln("Num caps: %u", capabilities_.size());
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return {};
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}
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RefPtr<Capability> CapabilityTable::ReleaseCapability(uint64_t id) {
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MutexHolder h(lock_);
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auto iter = capabilities_.begin();
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while (iter != capabilities_.end()) {
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if (*iter && iter->id() == id) {
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// FIXME: Do an actual release here.
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auto cap = *iter;
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*iter = {nullptr};
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return cap;
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}
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++iter;
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}
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dbgln("Bad cap release: %u", id);
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dbgln("Num caps: %u", capabilities_.size());
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return {};
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}
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