diff options
Diffstat (limited to 'src/mevent_server_helpers.c')
| -rw-r--r-- | src/mevent_server_helpers.c | 222 |
1 files changed, 0 insertions, 222 deletions
diff --git a/src/mevent_server_helpers.c b/src/mevent_server_helpers.c deleted file mode 100644 index c1fe88368..000000000 --- a/src/mevent_server_helpers.c +++ /dev/null @@ -1,222 +0,0 @@ -#include "global.h" -#include "malloc.h" -#include "decompress.h" -#include "util.h" -#include "link.h" -#include "link_rfu.h" -#include "overworld.h" -#include "script.h" -#include "battle_tower.h" -#include "mystery_event_script.h" -#include "mevent.h" -#include "mevent_server_helpers.h" - -/* - Handles the link connection functions used by the Mystery Gift client/server. - Note: MysteryGiftLink is shortened to MGL for internal functions. -*/ - -struct SendRecvHeader -{ - u16 ident; - u16 crc; - u16 size; -}; - -static u32 MGL_Receive(struct MysteryGiftLink *); -static u32 MGL_Send(struct MysteryGiftLink *); - -u32 MysteryGiftLink_Recv(struct MysteryGiftLink * link) -{ - return link->recvFunc(link); -} - -u32 MysteryGiftLink_Send(struct MysteryGiftLink * link) -{ - return link->sendFunc(link); -} - -void MysteryGiftLink_Init(struct MysteryGiftLink * link, u32 sendPlayerId, u32 recvPlayerId) -{ - link->sendPlayerId = sendPlayerId; - link->recvPlayerId = recvPlayerId; - link->state = 0; - link->sendCRC = 0; - link->sendSize = 0; - link->sendCounter = 0; - link->recvCRC = 0; - link->recvSize = 0; - link->recvCounter = 0; - link->sendBuffer = NULL; - link->recvBuffer = NULL; - link->sendFunc = MGL_Send; - link->recvFunc = MGL_Receive; -} - -void MysteryGiftLink_InitSend(struct MysteryGiftLink * link, u32 ident, const void * src, u32 size) -{ - link->state = 0; - link->sendIdent = ident; - link->sendCounter = 0; - link->sendCRC = 0; - if (size != 0) - link->sendSize = size; - else - link->sendSize = MG_LINK_BUFFER_SIZE; - link->sendBuffer = src; -} - -void MysteryGiftLink_InitRecv(struct MysteryGiftLink * link, u32 ident, void * dest) -{ - link->state = 0; - link->recvIdent = ident; - link->recvCounter = 0; - link->recvCRC = 0; - link->recvSize = 0; - link->recvBuffer = dest; -} - -static void MGL_ReceiveBlock(u32 playerId, void * dest, size_t size) -{ - memcpy(dest, gBlockRecvBuffer[playerId], size); -} - -static bool32 MGL_HasReceived(u32 playerId) -{ - if ((GetBlockReceivedStatus() >> playerId) & 1) - return TRUE; - else - return FALSE; -} - -static void MGL_ResetReceived(u32 playerId) -{ - ResetBlockReceivedFlag(playerId); -} - -static bool32 MGL_Receive(struct MysteryGiftLink * link) -{ - struct SendRecvHeader header; - - switch (link->state) - { - case 0: - if (MGL_HasReceived(link->recvPlayerId)) - { - MGL_ReceiveBlock(link->recvPlayerId, &header, sizeof(header)); - link->recvSize = header.size; - link->recvCRC = header.crc; - if (link->recvSize > MG_LINK_BUFFER_SIZE) - { - LinkRfu_FatalError(); - return FALSE; - } - else if (link->recvIdent != header.ident) - { - LinkRfu_FatalError(); - return FALSE; - } - else - { - link->recvCounter = 0; - MGL_ResetReceived(link->recvPlayerId); - link->state++; - } - } - break; - case 1: - if (MGL_HasReceived(link->recvPlayerId)) - { - size_t blocksize = link->recvCounter * 252; - if (link->recvSize - blocksize <= 252) - { - MGL_ReceiveBlock(link->recvPlayerId, link->recvBuffer + blocksize, link->recvSize - blocksize); - link->recvCounter++; - link->state++; - } - else - { - MGL_ReceiveBlock(link->recvPlayerId, link->recvBuffer + blocksize, 252); - link->recvCounter++; - } - MGL_ResetReceived(link->recvPlayerId); - } - break; - case 2: - if (CalcCRC16WithTable(link->recvBuffer, link->recvSize) != link->recvCRC) - { - LinkRfu_FatalError(); - return FALSE; - } - else - { - link->state = 0; - return TRUE; - } - break; - } - - return FALSE; -} - -static bool32 MGL_Send(struct MysteryGiftLink * link) -{ - struct SendRecvHeader header; - - switch (link->state) - { - case 0: - if (IsLinkTaskFinished()) - { - header.ident = link->sendIdent; - header.size = link->sendSize; - header.crc = CalcCRC16WithTable(link->sendBuffer, link->sendSize); - link->sendCRC = header.crc; - link->sendCounter = 0; - SendBlock(0, &header, sizeof(header)); - link->state++; - } - break; - case 1: - if (IsLinkTaskFinished()) - { - if (MGL_HasReceived(link->sendPlayerId)) - { - size_t blocksize; - MGL_ResetReceived(link->sendPlayerId); - blocksize = 252 * link->sendCounter; - if (link->sendSize - blocksize <= 252) - { - SendBlock(0, link->sendBuffer + blocksize, link->sendSize - blocksize); - link->sendCounter++; - link->state++; - } - else - { - SendBlock(0, link->sendBuffer + blocksize, 252); - link->sendCounter++; - } - } - } - break; - case 2: - if (IsLinkTaskFinished()) - { - if (CalcCRC16WithTable(link->sendBuffer, link->sendSize) != link->sendCRC) - LinkRfu_FatalError(); - else - link->state++; - } - break; - case 3: - if (MGL_HasReceived(link->sendPlayerId)) - { - MGL_ResetReceived(link->sendPlayerId); - link->state = 0; - return TRUE; - } - break; - } - - return FALSE; -} |