Files
psopeeps-newserv/system/client-functions/BlueBurstExclusive/MomokaItemExchangeFix.s
T
2026-05-23 19:27:33 -07:00

119 lines
4.0 KiB
ArmAsm

.meta visibility="all"
.meta name="Item exch. fix"
.meta description="Fixes some quest item\nexchange opcodes"
.versions 50YJ 59NJ 59NL
entry_ptr:
reloc0:
.offsetof start
start:
.include WriteCodeBlocks
# Fix 6xDE failure label truncation
.data <VERS 0x006B2FEA 0x006B911E 0x006B90DE>
.data 1
.binary 03
# Fix send_6xD9 not setting size field
.data <VERS 0x006C43CC 0x006CA584 0x006CA540>
.deltaof send_6xD9_start, send_6xD9_end
.address <VERS 0x006C43CC 0x006CA584 0x006CA540>
send_6xD9_start: # [std](void* this @ ecx) -> void
push ebx
mov ebx, ecx
push 0 # cmd.success_label, cmd.failure_label
mov eax, [<VERS 0x00A90034 0x00A9A074 0x00A9C4F4>] # local_client_id
xor eax, 1
push eax # cmd.token2
mov ecx, [ebx + 0x2C]
call <VERS 0x00731494 0x00737E80 0x00737D90> # [std](void* this @ ecx = *(this + 0x2C)) -> void* @ eax
mov edx, [ebx + 0x3C]
imul eax, eax, 0x14
add edx, eax
mov eax, [edx + 0x10]
xor eax, [<VERS 0x00A90034 0x00A9A074 0x00A9C4F4>] # local_client_id
push eax # cmd.token1
push dword [edx + 0x10] # cmd.replace_item.data2d
push dword [edx + 0x0C] # cmd.replace_item.id
push dword [edx + 0x08] # cmd.replace_item.data1[8-11]
push dword [edx + 0x04] # cmd.replace_item.data1[4-7]
push dword [edx] # cmd.replace_item.data1[0-3]
push dword [ebx + 0x50] # cmd.find_item.data2d
push dword [ebx + 0x4C] # cmd.find_item.id
push dword [ebx + 0x48] # cmd.find_item.data1[8-11]
push dword [ebx + 0x44] # cmd.find_item.data1[4-7]
push dword [ebx + 0x40] # cmd.find_item.data1[0-3]
push 0x00000ED9 # cmd.header
mov ecx, esp
call <VERS 0x007F9160 0x00801150 0x008003E0> # send_and_handle_60[std](void* cmd @ ecx) -> void
add esp, 0x38
mov dword [ebx + 0x20], 6
push 0
call <VERS 0x0082E1ED 0x0083746D 0x00859D2D> # time[std](void* t @ [esp + 4] = nullptr) -> uint32_t @ eax
add esp, 4
mov [ebx + 0x5C], eax
pop ebx
ret
send_6xD9_end:
# Same fix as above, but for quest_F95B_send_6xD9
.data <VERS 0x006B2F24 0x006B9058 0x006B9018>
.deltaof quest_F95B_send_6xD9_start, quest_F95B_send_6xD9_end
.address <VERS 0x006B2F24 0x006B9058 0x006B9018>
quest_F95B_send_6xD9_start: # [std]() -> void
mov edx, <VERS 0x00A8908C 0x00A9304C 0x00A954CC> # quest_args_list
mov ax, [edx + 0x14] # quest_args_list[5] (failure_label)
shl eax, 0x10
mov ax, [edx + 0x10] # quest_args_list[4] (success_label)
push eax # cmd.success_label, cmd.failure_label
mov ecx, [<VERS 0x00A90034 0x00A9A074 0x00A9C4F4>] # local_client_id
mov eax, [edx + 0x0C] # quest_args_list[3] (token2)
xor eax, ecx
push eax # cmd.token2
mov eax, [edx + 0x08] # quest_args_list[2] (token1)
xor eax, ecx
push eax # cmd.token1
push 0x00000000 # cmd.replace_item.data2d
push 0xFFFFFFFF # cmd.replace_item.id
push 0x00000000 # cmd.replace_item.data1[8-11]
push 0x00000000 # cmd.replace_item.data1[4-7]
mov eax, [edx + 0x04] # quest_args_list[1] (data1[0-2] in low 3 bytes)
shl eax, 8
bswap eax
push eax # cmd.replace_item.data1[0-3]
push 0x00000000 # cmd.find_item.data2d
push 0xFFFFFFFF # cmd.find_item.id
push 0x00000000 # cmd.find_item.data1[8-11]
push 0x00000000 # cmd.find_item.data1[4-7]
mov eax, [edx] # quest_args_list[0] (data1[0-2] in low 3 bytes)
shl eax, 8
bswap eax
push eax # cmd.find_item.data1[0-3]
mov eax, 0xD90E0000
mov ax, cx
bswap eax
push eax # cmd.header
mov ecx, esp
call <VERS 0x007F9160 0x00801150 0x008003E0> # send_and_handle_60[std](void* cmd @ ecx) -> void
add esp, 0x38
ret
quest_F95B_send_6xD9_end:
.data 0x00000000
.data 0x00000000