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cleanup 59NL NoSellRare client patch

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anzz1
2025-03-15 04:43:14 +02:00
committed by Martin Michelsen
parent 5fb842761d
commit 1df7b821e8
1 changed files with 6 additions and 50 deletions
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system/client-functions/NoSellRare/NoSellRare.59NL.patch.s
+6 -50
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@@ -1,71 +1,27 @@
# Credits to Soly from Blue Burst Patch Project
.meta name="No rare selling"
.meta name="Unsellable rare items"
.meta description="Stops you from accidentally\nselling rares to vendor"
entry_ptr:
reloc0:
.offsetof start
start:
push ebx
jmp get_patch_data_ptr
get_patch_data_ptr_ret:
pop ebx # ebx = patch header
apply_next_patch:
cmp dword [ebx + 4], 0
jne copy_code_and_apply_again
pop ebx
jmp patch_code_start
copy_code_and_apply_again:
xor ecx, ecx # ecx = offset
mov edx, [ebx] # edx = dest addr
copy_next_byte:
mov al, [ebx + ecx + 8] # copy one byte to dest
mov [edx + ecx], al
inc ecx # offset++
cmp [ebx + 4], ecx # check if all bytes have been copied
jne copy_next_byte
lea ebx, [ebx + ecx + 8] # advance to next block
jmp apply_next_patch
get_patch_data_ptr:
call get_patch_data_ptr_ret
first_patch_header:
.data 0x005D25AF # Rare Armor
.data 0x00000004
.data 0x00000000
.data 0x005D26F1 # Untekked Weapons
.data 0x00000004
.data 0x00000000
.data 0x005D2706 # Rare Weapons
.data 0x00000004
.data 0x00000000
.data 0x00000000
.data 0x00000000
patch_code_start:
xor eax, eax
mov [0x005D25AF], eax # Rare Armor
mov [0x005D26F1], eax # Untekked Weapons
mov [0x005D2706], eax # Rare Weapons
pop ecx
push 5
push 0x005D2528
call get_code_size
.deltaof patch_code, patch_code_end
get_code_size:
pop eax
push dword [eax]
call patch_code_end
patch_code:
mov edi, 0x005D2576 # change return address
mov edi, 0x005D2576 # change return address
mov [esp], edi
mov edi, [eax + 0x14]
and edi, 0x80