51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
#pragma once
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#include <glacier/container/pair.h>
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#include <glacier/memory/ref_ptr.h>
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#include "capability/capability.h"
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#include "include/ztypes.h"
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#include "lib/message_queue.h"
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#include "lib/mutex.h"
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#include "object/ipc_object.h"
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#include "object/kernel_object.h"
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#include "usr/zcall_internal.h"
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class Channel;
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template <>
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struct KernelObjectTag<Channel> {
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static const uint64_t type = KernelObject::CHANNEL;
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};
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class Channel : public IpcObject {
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public:
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uint64_t TypeTag() override { return KernelObject::CHANNEL; }
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static uint64_t DefaultPermissions() {
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return kZionPerm_Read | kZionPerm_Write | kZionPerm_Duplicate |
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kZionPerm_Transmit;
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}
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static glcr::Pair<glcr::RefPtr<Channel>, glcr::RefPtr<Channel>>
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CreateChannelPair();
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glcr::RefPtr<Channel> peer() { return peer_; }
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virtual MessageQueue& GetSendMessageQueue() override {
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return peer_->message_queue_;
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}
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virtual MessageQueue& GetRecvMessageQueue() override {
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return message_queue_;
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}
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private:
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// FIXME: We will likely never close the channel based on this
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// circular dependency.
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glcr::RefPtr<Channel> peer_{nullptr};
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UnboundedMessageQueue message_queue_;
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Channel() {}
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void SetPeer(const glcr::RefPtr<Channel>& peer) { peer_ = peer; }
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};
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