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Refactor network implementations to be more reusable and less buggy (#2107)

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encapsulate network interfaces
This commit is contained in:
Jesse Talavera
2024-08-01 16:02:45 -04:00
committed by GitHub
parent c6bf5d5181
commit 327ce45124
20 changed files with 715 additions and 439 deletions
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73
src/net/LocalMP.h
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@ -20,27 +20,72 @@
#define LOCALMP_H
#include "types.h"
#include "Platform.h"
namespace LocalMP
namespace melonDS
{
struct MPStatusData
{
u16 ConnectedBitmask; // bitmask of which instances are ready to send/receive packets
u32 PacketWriteOffset;
u32 ReplyWriteOffset;
u16 MPHostinst; // instance ID from which the last CMD frame was sent
u16 MPReplyBitmask; // bitmask of which clients replied in time
};
using namespace melonDS;
bool Init();
void DeInit();
struct MPPacketHeader
{
u32 Magic;
u32 SenderID;
u32 Type; // 0=regular 1=CMD 2=reply 3=ack
u32 Length;
u64 Timestamp;
};
void SetRecvTimeout(int timeout);
constexpr u32 kPacketQueueSize = 0x10000;
constexpr u32 kReplyQueueSize = 0x10000;
constexpr u32 kMaxFrameSize = 0x948;
void Begin(int inst);
void End(int inst);
class LocalMP
{
public:
LocalMP() noexcept;
LocalMP(const LocalMP&) = delete;
LocalMP& operator=(const LocalMP&) = delete;
LocalMP(LocalMP&& other) = delete;
LocalMP& operator=(LocalMP&& other) = delete;
~LocalMP() noexcept;
int SendPacket(int inst, u8* data, int len, u64 timestamp);
int RecvPacket(int inst, u8* data, u64* timestamp);
int SendCmd(int inst, u8* data, int len, u64 timestamp);
int SendReply(int inst, u8* data, int len, u64 timestamp, u16 aid);
int SendAck(int inst, u8* data, int len, u64 timestamp);
int RecvHostPacket(int inst, u8* data, u64* timestamp);
u16 RecvReplies(int inst, u8* data, u64 timestamp, u16 aidmask);
[[nodiscard]] int GetRecvTimeout() const noexcept { return RecvTimeout; }
void SetRecvTimeout(int timeout) noexcept { RecvTimeout = timeout; }
void Begin(int inst);
void End(int inst);
int SendPacket(int inst, u8* data, int len, u64 timestamp);
int RecvPacket(int inst, u8* data, u64* timestamp);
int SendCmd(int inst, u8* data, int len, u64 timestamp);
int SendReply(int inst, u8* data, int len, u64 timestamp, u16 aid);
int SendAck(int inst, u8* data, int len, u64 timestamp);
int RecvHostPacket(int inst, u8* data, u64* timestamp);
u16 RecvReplies(int inst, u8* data, u64 timestamp, u16 aidmask);
private:
void FIFORead(int inst, int fifo, void* buf, int len) noexcept;
void FIFOWrite(int inst, int fifo, void* buf, int len) noexcept;
int SendPacketGeneric(int inst, u32 type, u8* packet, int len, u64 timestamp) noexcept;
int RecvPacketGeneric(int inst, u8* packet, bool block, u64* timestamp) noexcept;
Platform::Mutex* MPQueueLock;
MPStatusData MPStatus {};
u8 MPPacketQueue[kPacketQueueSize] {};
u8 MPReplyQueue[kReplyQueueSize] {};
u32 PacketReadOffset[16] {};
u32 ReplyReadOffset[16] {};
int RecvTimeout = 25;
int LastHostID = -1;
Platform::Semaphore* SemPool[32] {};
};
}
#endif // LOCALMP_H