Merge pull request #111 from PikalaxALT/link

Port link from Emerald

1 files changed, 50 insertions, 9 deletions

diff --git a/include/link.h b/include/link.h
index d5d3f08a3..51f103745 100644
--- a/include/link.h
+++ b/include/link.h
@@ -9,6 +9,9 @@
 #define QUEUE_CAPACITY 50
 #define BLOCK_BUFFER_SIZE 0x100
 
+#define LINK_SLAVE 0
+#define LINK_MASTER 8
+
 #define LINK_STAT_LOCAL_ID               0x00000003
 #define LINK_STAT_PLAYER_COUNT           0x0000001C
 #define LINK_STAT_PLAYER_COUNT_SHIFT     2
@@ -18,7 +21,23 @@
 #define LINK_STAT_CONN_ESTABLISHED_SHIFT 6
 #define LINK_STAT_RECEIVED_NOTHING       0x00000100
 #define LINK_STAT_RECEIVED_NOTHING_SHIFT 8
+#define LINK_STAT_UNK_FLAG_9             0x00000200
+#define LINK_STAT_UNK_FLAG_9_SHIFT       9
 #define LINK_STAT_ERRORS                 0x0007F000
+#define LINK_STAT_ERRORS_SHIFT           12
+
+#define LINK_STAT_ERROR_HARDWARE         0x00001000
+#define LINK_STAT_ERROR_HARDWARE_SHIFT   12
+#define LINK_STAT_ERROR_CHECKSUM         0x00002000
+#define LINK_STAT_ERROR_CHECKSUM_SHIFT   13
+#define LINK_STAT_ERROR_QUEUE_FULL       0x00004000
+#define LINK_STAT_ERROR_QUEUE_FULL_SHIFT 14
+#define LINK_STAT_ERROR_LAG_MASTER       0x00010000
+#define LINK_STAT_ERROR_LAG_MASTER_SHIFT 16
+#define LINK_STAT_ERROR_INVALID_ID       0x00020000
+#define LINK_STAT_ERROR_INVALID_ID_SHIFT 17
+#define LINK_STAT_ERROR_LAG_SLAVE        0x00040000
+#define LINK_STAT_ERROR_LAG_SLAVE_SHIFT  18
 
 #define EXTRACT_PLAYER_COUNT(status) \
 (((status) & LINK_STAT_PLAYER_COUNT) >> LINK_STAT_PLAYER_COUNT_SHIFT)
@@ -28,6 +47,23 @@
 (((status) >> LINK_STAT_CONN_ESTABLISHED_SHIFT) & 1)
 #define EXTRACT_RECEIVED_NOTHING(status) \
 (((status) >> LINK_STAT_RECEIVED_NOTHING_SHIFT) & 1)
+#define EXTRACT_LINK_ERRORS(status) \
+(((status) & LINK_STAT_ERRORS) >> LINK_STAT_ERRORS_SHIFT)
+
+#define LINKCMD_SEND_LINK_TYPE 0x2222
+#define LINKCMD_0x2FFE             0x2FFE
+#define LINKCMD_SEND_HELD_KEYS     0x4444
+#define LINKCMD_0x5555             0x5555
+#define LINKCMD_0x5566             0x5566
+#define LINKCMD_0x5FFF             0x5FFF
+#define LINKCMD_0x6666             0x6666
+#define LINKCMD_0x7777             0x7777
+#define LINKCMD_CONT_BLOCK         0x8888
+#define LINKCMD_0xAAAA             0xAAAA
+#define LINKCMD_0xAAAB             0xAAAB
+#define LINKCMD_INIT_BLOCK         0xBBBB
+#define LINKCMD_SEND_HELD_KEYS_2   0xCAFE
+#define LINKCMD_0xCCCC             0xCCCC
 
 #define MASTER_HANDSHAKE 0x8FFF
 #define SLAVE_HANDSHAKE  0xB9A0
@@ -47,6 +83,10 @@ enum
     EXCHANGE_COMPLETE,
     EXCHANGE_TIMED_OUT,
     EXCHANGE_IN_PROGRESS,
+    EXCHANGE_STAT_4,
+    EXCHANGE_STAT_5,
+    EXCHANGE_STAT_6,
+    EXCHANGE_STAT_7
 };
 
 enum
@@ -138,7 +178,7 @@ extern u16 gRecvCmds[MAX_RFU_PLAYERS][CMD_LENGTH];
 extern u8 gBlockSendBuffer[BLOCK_BUFFER_SIZE];
 extern u16 gLinkType;
 extern u32 gLinkStatus;
-extern u16 gBlockRecvBuffer[MAX_LINK_PLAYERS][BLOCK_BUFFER_SIZE / 2];
+extern u16 gBlockRecvBuffer[MAX_RFU_PLAYERS][BLOCK_BUFFER_SIZE / 2];
 extern u16 gSendCmd[CMD_LENGTH];
 extern u8 gShouldAdvanceLinkState;
 extern struct LinkPlayer gLinkPlayers[];
@@ -147,20 +187,19 @@ extern bool8 gReceivedRemoteLinkPlayers;
 extern bool8 gLinkVSyncDisabled;
 extern u8 gWirelessCommType;
 
-extern u8 gUnknown_3003F84;
-extern u64 gSioMlt_Recv;
+extern u8 gShouldAdvanceLinkState;
 
 void Task_DestroySelf(u8);
 void OpenLink(void);
 void CloseLink(void);
-u16 LinkMain2(u16 *);
+u16 LinkMain2(const u16 *);
 void sub_8007B14(void);
 bool32 sub_8007B24(void);
 void ClearLinkCallback(void);
 void ClearLinkCallback_2(void);
 u8 GetLinkPlayerCount(void);
 void OpenLinkTimed(void);
-u8 GetLinkPlayerDataExchangeStatusTimed(void);
+u8 GetLinkPlayerDataExchangeStatusTimed(int lower, int higher);
 bool8 IsLinkPlayerDataExchangeComplete(void);
 u32 GetLinkPlayerTrainerId(u8);
 void ResetLinkPlayers(void);
@@ -181,7 +220,7 @@ bool8 IsLinkConnectionEstablished(void);
 void SetSuppressLinkErrorMessage(bool8);
 bool8 HasLinkErrorOccurred(void);
 void ResetSerial(void);
-u32 LinkMain1(u8 *, u16 *, u16[CMD_LENGTH][MAX_LINK_PLAYERS]);
+u32 LinkMain1(u8 *, u16 *, u16[MAX_RFU_PLAYERS][CMD_LENGTH]);
 void RFUVSync(void);
 void Timer3Intr(void);
 void SerialCB(void);
@@ -203,17 +242,19 @@ void sub_800AAC0(void);
 void OpenLink(void);
 bool8 IsLinkMaster(void);
 void CheckShouldAdvanceLinkState(void);
-void sub_800AA80(u8);
+void sub_800AA80(u16 a0);
 void sub_80098D8(void);
 void CloseLink(void);
 bool8 IsLinkTaskFinished(void);
 bool32 sub_800B270(void);
-void sub_800B388(void);
+void ResetSerial(void);
 void sub_8054A28(void);
 void sub_800B1F4(void);
 void LoadWirelessStatusIndicatorSpriteGfx(void);
 void CreateWirelessStatusIndicatorSprite(u8, u8);
 void sub_8009FE8(void);
-void sub_800A068(void);
+void ClearLinkCallback_2(void);
+void sub_80FA42C(void);
+void sub_800B284(struct LinkPlayer * linkPlayer);
 
 #endif // GUARD_LINK_H