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htcs: implement rpc tasks

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This commit is contained in:
Michael Scire
2021-02-19 01:33:01 -08:00
committed by SciresM
parent 7667104961
commit 70caadafd5
16 changed files with 1412 additions and 9 deletions
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67
libraries/libstratosphere/source/htcs/impl/rpc/htcs_rpc_tasks.hpp
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@@ -35,14 +35,71 @@ namespace ams::htcs::impl::rpc {
Select = 12,
};
constexpr inline const s16 ProtocolVersion = 4;
constexpr inline s16 HtcsProtocol = 5;
constexpr inline const s16 HtcsMaxVersion = 4;
enum class HtcsPacketCategory : s16 {
Request = 0,
Response = 1,
Notification = 2,
};
enum class HtcsPacketType : s16 {
Receive = 32,
Send = 33,
Shutdown = 34,
Close = 35,
Connect = 36,
Listen = 37,
Accept = 38,
Socket = 39,
Bind = 40,
Fcntl = 41,
ReceiveLarge = 42,
SendLarge = 43,
Select = 44,
};
struct HtcsRpcPacket {
s16 protocol;
s16 version;
HtcsPacketCategory category;
HtcsPacketType type;
s64 body_size;
u32 task_id;
s64 params[5];
char data[];
};
static_assert(sizeof(HtcsRpcPacket) == 0x40);
constexpr inline u16 ReceiveDataChannelIdBegin = htc::server::rpc::MaxRpcCount;
constexpr inline u16 ReceiveDataChannelIdEnd = ReceiveDataChannelIdBegin + htc::server::rpc::MaxRpcCount;
static_assert(ReceiveDataChannelIdEnd - ReceiveDataChannelIdBegin == htc::server::rpc::MaxRpcCount);
constexpr inline u16 SendDataChannelIdBegin = ReceiveDataChannelIdEnd;
constexpr inline u16 SendDataChannelIdEnd = SendDataChannelIdBegin + htc::server::rpc::MaxRpcCount;
static_assert(SendDataChannelIdEnd - SendDataChannelIdBegin == htc::server::rpc::MaxRpcCount);
constexpr inline u16 GetReceiveDataChannelId(u32 task_id) {
const u16 channel_id = task_id + ReceiveDataChannelIdBegin;
AMS_ASSERT(ReceiveDataChannelIdBegin <= channel_id && channel_id < ReceiveDataChannelIdEnd);
return channel_id;
}
constexpr inline u16 GetSendDataChannelId(u32 task_id) {
const u16 channel_id = task_id + SendDataChannelIdBegin;
AMS_ASSERT(SendDataChannelIdBegin <= channel_id && channel_id < SendDataChannelIdEnd);
return channel_id;
}
class HtcsTask : public htc::server::rpc::Task {
private:
HtcsTaskType m_task_type;
s16 m_version;
public:
HtcsTask(HtcsTaskType type) : m_task_type(type), m_version(ProtocolVersion) { /* ... */ }
HtcsTask(HtcsTaskType type); /* Defined in socket_task.cpp, for namespacing reasons. */
HtcsTaskType GetTaskType() const { return m_task_type; }
s16 GetVersion() const { return m_version; }
@@ -116,7 +173,7 @@ namespace ams::htcs::impl::rpc {
s32 m_handle;
s64 m_size;
htcs::MessageFlag m_flags;
void *m_buffer;
const void *m_buffer;
s64 m_buffer_size;
htcs::SocketError m_err;
s64 m_result_size;
@@ -126,7 +183,7 @@ namespace ams::htcs::impl::rpc {
s32 GetHandle() const { return m_handle; }
s64 GetSize() const { return m_size; }
htcs::MessageFlag GetFlags() const { return m_flags; }
void *GetBuffer() const { return m_buffer; }
const void *GetBuffer() const { return m_buffer; }
s64 GetBufferSize() const { return m_buffer_size; }
void SetBuffer(const void *buffer, s64 buffer_size);
@@ -305,7 +362,7 @@ namespace ams::htcs::impl::rpc {
s32 GetValue() const { return m_value; }
public:
Result SetArguments(s32 handle, s32 command, s32 value);
void Complete(htcs::SocketError err);
void Complete(htcs::SocketError err, s32 res);
Result GetResult(htcs::SocketError *out_err, s32 *out_res) const;
public:
virtual Result ProcessResponse(const char *data, size_t size) override;