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[idd] transport: centralize source and control state

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This commit is contained in:
Geoffrey McRae
2026-08-12 16:31:35 +10:00
parent 1ebf80fbe8
commit 801a1e58f8
10 changed files with 339 additions and 16 deletions
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22
idd/LGIdd/transport/ITransport.h
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@@ -30,22 +30,32 @@ class IControlTransport;
class IFrameTransport;
class IInputTransport;
using BackendId = uint32_t;
struct SourceKey
{
BackendId backend = 0;
uint32_t epoch = 0;
uint32_t client = 0;
uint32_t generation = 0;
};
class ITransportEvents
{
public:
virtual ~ITransportEvents() = default;
virtual void OnSetCursorPos(int32_t x, int32_t y) = 0;
virtual void OnSetResolution(uint32_t width, uint32_t height) = 0;
virtual void OnRecoveryRequest(
virtual void OnSetCursorPos(
const SourceKey& source, int32_t x, int32_t y) = 0;
virtual void OnSetResolution(
const SourceKey& source, uint32_t width, uint32_t height) = 0;
virtual void OnRecoveryRequest(const SourceKey& source,
uint64_t session, uint32_t serial, bool active) = 0;
};
class ITransport
{
public:
using BackendId = uint32_t;
enum class OpenResult
{
SUCCESS,
@@ -72,6 +82,8 @@ public:
virtual OpenResult Open() = 0;
virtual bool Initialize() = 0;
virtual bool Setup(size_t alignment) = 0;
// Process performs a bounded, non-blocking drain. The events reference is
// valid only for the duration of this call and must not be retained.
virtual ProcessResult Process(ITransportEvents& events) = 0;
virtual void Stop() = 0;
virtual void SyncRecovery() {}