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Diffstat (limited to 'src/link.c')
-rw-r--r--src/link.c156
1 files changed, 78 insertions, 78 deletions
diff --git a/src/link.c b/src/link.c
index e04e5e29d..62a9e4151 100644
--- a/src/link.c
+++ b/src/link.c
@@ -75,9 +75,9 @@ u16 gRecvCmds[MAX_RFU_PLAYERS][CMD_LENGTH];
u32 gLinkStatus;
bool8 gLinkDummy1; // Never read
bool8 gLinkDummy2; // Never read
-bool8 gUnknown_030030EC[MAX_LINK_PLAYERS];
-bool8 gUnknown_030030F0[MAX_LINK_PLAYERS];
-u16 gUnknown_030030F4;
+bool8 gReadyToExitStandby[MAX_LINK_PLAYERS];
+bool8 gReadyToCloseLink[MAX_LINK_PLAYERS];
+u16 gReadyCloseLinkType; // Never read
u8 gSuppressLinkErrorMessage;
bool8 gWirelessCommType;
bool8 gSavedLinkPlayerCount;
@@ -114,7 +114,7 @@ EWRAM_DATA struct {
u8 lastSendQueueCount;
u8 unk_06;
} sLinkErrorBuffer = {};
-static EWRAM_DATA u16 sUnknown_02022B08 = 0;
+static EWRAM_DATA u16 sReadyCloseLinkAttempts = 0; // never read
static EWRAM_DATA void *sLinkErrorBgTilemapBuffer = NULL;
// Static ROM declarations
@@ -135,12 +135,12 @@ static void LinkTest_prnthex(u32 pos, u8 a0, u8 a1, u8 a2);
static void LinkCB_RequestPlayerDataExchange(void);
static void Task_PrintTestData(u8 taskId);
-static void sub_800AC80(void);
-static void sub_800ACAC(void);
-static void sub_800AD5C(void);
-static void sub_800AD88(void);
-static void sub_800AE30(void);
-static void sub_800AE5C(void);
+static void LinkCB_ReadyCloseLink(void);
+static void LinkCB_WaitCloseLink(void);
+static void LinkCB_ReadyCloseLinkWithJP(void);
+static void LinkCB_WaitCloseLinkWithJP(void);
+static void LinkCB_Standby(void);
+static void LinkCB_StandbyForAll(void);
static void CheckErrorStatus(void);
static void CB2_PrintErrorMessage(void);
@@ -379,7 +379,7 @@ void OpenLink(void)
sDummy1 = FALSE;
gLinkDummy2 = FALSE;
gLinkDummy1 = FALSE;
- gUnknown_030030F4 = 0;
+ gReadyCloseLinkType = 0;
CreateTask(Task_TriggerHandshake, 2);
}
else
@@ -390,8 +390,8 @@ void OpenLink(void)
for (i = 0; i < MAX_LINK_PLAYERS; i++)
{
gRemoteLinkPlayersNotReceived[i] = TRUE;
- gUnknown_030030F0[i] = FALSE;
- gUnknown_030030EC[i] = FALSE;
+ gReadyToCloseLink[i] = FALSE;
+ gReadyToExitStandby[i] = FALSE;
}
}
@@ -467,7 +467,7 @@ static void LinkTestProcessKeyInput(void)
}
if (gMain.newKeys & SELECT_BUTTON)
{
- sub_800AC34();
+ SetCloseLinkCallback();
}
if (gLinkTestDebugValuesEnabled)
{
@@ -630,16 +630,16 @@ static void ProcessRecvCmds(u8 unused)
}
}
break;
- case LINKCMD_0x5FFF:
- gUnknown_030030F0[i] = TRUE;
+ case LINKCMD_READY_CLOSE_LINK:
+ gReadyToCloseLink[i] = TRUE;
break;
- case LINKCMD_0x2FFE:
- gUnknown_030030EC[i] = TRUE;
+ case LINKCMD_READY_EXIT_STANDBY:
+ gReadyToExitStandby[i] = TRUE;
break;
case LINKCMD_0xAAAA:
sub_800A418();
break;
- case LINKCMD_0xCCCC:
+ case LINKCMD_SEND_BLOCK_REQ:
SendBlock(0, sBlockRequests[gRecvCmds[i][1]].address, sBlockRequests[gRecvCmds[i][1]].size);
break;
case LINKCMD_SEND_HELD_KEYS_2:
@@ -657,8 +657,8 @@ static void BuildSendCmd(u16 command)
gSendCmd[0] = LINKCMD_SEND_LINK_TYPE;
gSendCmd[1] = gLinkType;
break;
- case LINKCMD_0x2FFE:
- gSendCmd[0] = LINKCMD_0x2FFE;
+ case LINKCMD_READY_EXIT_STANDBY:
+ gSendCmd[0] = LINKCMD_READY_EXIT_STANDBY;
break;
case LINKCMD_SEND_HELD_KEYS:
gSendCmd[0] = LINKCMD_SEND_HELD_KEYS;
@@ -694,13 +694,13 @@ static void BuildSendCmd(u16 command)
gSendCmd[0] = LINKCMD_0xAAAB;
gSendCmd[1] = gSpecialVar_ItemId;
break;
- case LINKCMD_0xCCCC:
- gSendCmd[0] = LINKCMD_0xCCCC;
+ case LINKCMD_SEND_BLOCK_REQ:
+ gSendCmd[0] = LINKCMD_SEND_BLOCK_REQ;
gSendCmd[1] = gBlockRequestType;
break;
- case LINKCMD_0x5FFF:
- gSendCmd[0] = LINKCMD_0x5FFF;
- gSendCmd[1] = gUnknown_030030F4;
+ case LINKCMD_READY_CLOSE_LINK:
+ gSendCmd[0] = LINKCMD_READY_CLOSE_LINK;
+ gSendCmd[1] = gReadyCloseLinkType;
break;
case LINKCMD_0x5566:
gSendCmd[0] = LINKCMD_0x5566;
@@ -1065,16 +1065,16 @@ bool8 SendBlock(u8 unused, const void *src, u16 size)
return InitBlockSend(src, size);
}
-bool8 sub_800A4D8(u8 a0)
+bool8 SendBlockRequest(u8 blockReqType)
{
if (gWirelessCommType == TRUE)
{
- return sub_8010100(a0);
+ return Rfu_SendBlockRequest(blockReqType);
}
if (gLinkCallback == NULL)
{
- gBlockRequestType = a0;
- BuildSendCmd(LINKCMD_0xCCCC);
+ gBlockRequestType = blockReqType;
+ BuildSendCmd(LINKCMD_SEND_BLOCK_REQ);
return TRUE;
}
return FALSE;
@@ -1423,70 +1423,70 @@ static u8 GetDummy2(void)
return sDummy2;
}
-void sub_800ABF4(u16 a0)
+void SetCloseLinkCallbackAndType(u16 type)
{
if (gWirelessCommType == TRUE)
{
- task_add_05_task_del_08FA224_when_no_RfuFunc();
+ Rfu_SetCloseLinkCallback();
}
else
{
if (gLinkCallback == NULL)
{
- gLinkCallback = sub_800AC80;
+ gLinkCallback = LinkCB_ReadyCloseLink;
gLinkDummy1 = FALSE;
- gUnknown_030030F4 = a0;
+ gReadyCloseLinkType = type;
}
}
}
-void sub_800AC34(void)
+void SetCloseLinkCallback(void)
{
if (gWirelessCommType == TRUE)
{
- task_add_05_task_del_08FA224_when_no_RfuFunc();
+ Rfu_SetCloseLinkCallback();
}
else
{
if (gLinkCallback != NULL)
{
- sUnknown_02022B08++;
+ sReadyCloseLinkAttempts++;
}
else
{
- gLinkCallback = sub_800AC80;
+ gLinkCallback = LinkCB_ReadyCloseLink;
gLinkDummy1 = FALSE;
- gUnknown_030030F4 = 0;
+ gReadyCloseLinkType = 0;
}
}
}
-static void sub_800AC80(void)
+static void LinkCB_ReadyCloseLink(void)
{
if (gLastRecvQueueCount == 0)
{
- BuildSendCmd(LINKCMD_0x5FFF);
- gLinkCallback = sub_800ACAC;
+ BuildSendCmd(LINKCMD_READY_CLOSE_LINK);
+ gLinkCallback = LinkCB_WaitCloseLink;
}
}
-static void sub_800ACAC(void)
+static void LinkCB_WaitCloseLink(void)
{
int i;
unsigned count;
- u8 linkPlayerCount;
- linkPlayerCount = GetLinkPlayerCount();
+ // Wait for all players to be ready
+ u8 linkPlayerCount = GetLinkPlayerCount();
count = 0;
for (i = 0; i < linkPlayerCount; i++)
{
- if (gUnknown_030030F0[i])
- {
+ if (gReadyToCloseLink[i])
count++;
- }
}
+
if (count == linkPlayerCount)
{
+ // All ready, close link
gBattleTypeFlags &= ~BATTLE_TYPE_20;
gLinkVSyncDisabled = TRUE;
CloseLink();
@@ -1495,37 +1495,38 @@ static void sub_800ACAC(void)
}
}
-void sub_800AD10(void)
+// Used instead of SetCloseLinkCallback when disconnecting from an attempt to link with a foreign game
+void SetCloseLinkCallbackHandleJP(void)
{
if (gWirelessCommType == TRUE)
{
- task_add_05_task_del_08FA224_when_no_RfuFunc();
+ Rfu_SetCloseLinkCallback();
}
else
{
if (gLinkCallback != NULL)
{
- sUnknown_02022B08++;
+ sReadyCloseLinkAttempts++;
}
else
{
- gLinkCallback = sub_800AD5C;
+ gLinkCallback = LinkCB_ReadyCloseLinkWithJP;
gLinkDummy1 = FALSE;
- gUnknown_030030F4 = 0;
+ gReadyCloseLinkType = 0;
}
}
}
-static void sub_800AD5C(void)
+static void LinkCB_ReadyCloseLinkWithJP(void)
{
if (gLastRecvQueueCount == 0)
{
- BuildSendCmd(LINKCMD_0x5FFF);
- gLinkCallback = sub_800AD88;
+ BuildSendCmd(LINKCMD_READY_CLOSE_LINK);
+ gLinkCallback = LinkCB_WaitCloseLinkWithJP;
}
}
-static void sub_800AD88(void)
+static void LinkCB_WaitCloseLinkWithJP(void)
{
int i;
unsigned count;
@@ -1533,19 +1534,21 @@ static void sub_800AD88(void)
linkPlayerCount = GetLinkPlayerCount();
count = 0;
+
+ // Wait for all non-foreign players to be ready
for (i = 0; i < linkPlayerCount; i++)
{
+ // Rather than communicate with the foreign game
+ // just assume they're ready to disconnect
if (gLinkPlayers[i].language == LANGUAGE_JAPANESE)
- {
count++;
- }
- else if (gUnknown_030030F0[i])
- {
+ else if (gReadyToCloseLink[i])
count++;
- }
}
+
if (count == linkPlayerCount)
{
+ // All ready, close link
gBattleTypeFlags &= ~BATTLE_TYPE_20;
gLinkVSyncDisabled = TRUE;
CloseLink();
@@ -1554,50 +1557,47 @@ static void sub_800AD88(void)
}
}
-void sub_800ADF8(void)
+void SetLinkStandbyCallback(void)
{
if (gWirelessCommType == TRUE)
{
- sub_8010434();
+ Rfu_SetLinkStandbyCallback();
}
else
{
if (gLinkCallback == NULL)
{
- gLinkCallback = sub_800AE30;
+ gLinkCallback = LinkCB_Standby;
}
gLinkDummy1 = FALSE;
}
}
-static void sub_800AE30(void)
+static void LinkCB_Standby(void)
{
if (gLastRecvQueueCount == 0)
{
- BuildSendCmd(LINKCMD_0x2FFE);
- gLinkCallback = sub_800AE5C;
+ BuildSendCmd(LINKCMD_READY_EXIT_STANDBY);
+ gLinkCallback = LinkCB_StandbyForAll;
}
}
-static void sub_800AE5C(void)
+static void LinkCB_StandbyForAll(void)
{
u8 i;
- u8 linkPlayerCount;
-
- linkPlayerCount = GetLinkPlayerCount();
+ u8 linkPlayerCount = GetLinkPlayerCount();
for (i = 0; i < linkPlayerCount; i++)
{
- if (!gUnknown_030030EC[i])
- {
+ if (!gReadyToExitStandby[i])
break;
- }
}
+
+ // If true, all players ready to exit standby
if (i == linkPlayerCount)
{
for (i = 0; i < MAX_LINK_PLAYERS; i++)
- {
- gUnknown_030030EC[i] = FALSE;
- }
+ gReadyToExitStandby[i] = FALSE;
+
gLinkCallback = NULL;
}
}
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