Function at 0x10012710
Capabilities:
Check if file exists
Get common file path
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x224
push ebx
push esi
push edi
push 0x1004fb50
mov dword [esp + 0x18], 0
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov ebx, dword [sym.imp.SHELL32.dll_SHGetFolderPathA]
lea eax, [esp + 0x20]
push eax
push 0
push 0
push 0x1a
push 0
call ebx
lea ecx, [esp + 0x20]
push ecx
call dword [sym.imp.SHLWAPI.dll_PathAddBackslashA]
mov eax, 0x1005a8f8
mov ecx, eax
lea esp, [esp]
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x10012760
lea edi, [esp + 0x20]
sub eax, ecx
mov esi, ecx
dec edi
mov cl, byte [edi + 1]
inc edi
test cl, cl
jne 0x10012770
mov ecx, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
lea edx, [esp + 0x20]
and ecx, 3
push edx
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsA]
test eax, eax
jne 0x1001280b
lea eax, [esp + 0x128]
push eax
push 0
push 0
push 0x1a
push 0
call ebx
lea ecx, [esp + 0x128]
push ecx
call dword [sym.imp.SHLWAPI.dll_PathAddBackslashA]
mov eax, 0x1005a9fc
mov ecx, eax
lea esp, [esp]
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x100127c0
lea edi, [esp + 0x128]
sub eax, ecx
mov esi, ecx
dec edi
mov cl, byte [edi + 1]
inc edi
test cl, cl
jne 0x100127d3
mov ecx, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
push 1
and ecx, 3
push 0
lea eax, [esp + 0x130]
rep movsb byte es:[edi], byte [esi]
call fcn.10007220
mov dword [esp + 0x14], eax
test eax, eax
je 0x10012a09
push eax
call fcn.10012340
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileA]
push 0
push 0x80
push 3
push 0
push 3
push 0x40000000
lea edx, [esp + 0x38]
push edx
call edi
mov esi, eax
mov dword [esp + 0x10], esi
cmp esi, 0xffffffff
jne 0x1001285d
push 0
push 0x80
push 2
push 0
push 3
push 0xc0000000
lea eax, [esp + 0x38]
push eax
call edi
mov dword [esp + 0x10], eax
mov esi, eax
cmp eax, 0xffffffff
je 0x100129b0
push 2
xor ecx, ecx
push ecx
push ecx
xor eax, eax
push eax
push esi
call dword [sym.imp.KERNEL32.dll_SetFilePointerEx]
cmp dword [ebp + 0xc], 0
je 0x10012a1d
mov eax, dword [ebp + 8]
lea edx, [eax + 1]
lea ecx, [ecx]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x10012880
sub eax, edx
add eax, 0xc
je 0x100129b0
lea edi, [eax + 0x13]
and edi, 0xfffffff0
push edi
push 8
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ebx, eax
test ebx, ebx
je 0x100129b0
push edi
push 0
push ebx
call sub.MSVCRT.dll_memset
mov ecx, dword [str._pst_]
mov eax, dword [ebp + 8]
mov dword [ebx], ecx
mov dx, word [0x100496dc]
add esp, 0xc
mov word [ebx + 4], dx
mov esi, eax
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x100128d6
sub eax, esi
lea edi, [ebx - 1]
mov cl, byte [edi + 1]
inc edi
test cl, cl
jne 0x100128e2
mov ecx, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [ebx - 1]
jmp 0x10012900
mov cl, byte [eax + 1]
inc eax
test cl, cl
jne 0x10012900
mov ecx, dword [str.__pst_]
mov dword [eax], ecx
mov dx, word [0x100496e4]
mov word [eax + 4], dx
mov cl, byte [0x100496e6]
mov byte [eax + 6], cl
mov eax, ebx
lea edx, [eax + 1]
lea esp, [esp]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x10012930
sub eax, edx
mov esi, eax
mov dword [esp + 0x1c], 0
je 0x10012988
mov edi, dword [esp + 0x10]
push 1
push 0
push 0
push edi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push esi
push 0
push eax
push edi
mov dword [esp + 0x2c], eax
call dword [sym.imp.KERNEL32.dll_LockFile]
push 0
lea edx, [esp + 0x20]
push edx
push esi
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esp + 0x18]
push 0
push esi
push 0
push eax
push edi
call dword [sym.imp.KERNEL32.dll_UnlockFile]
push ebx
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapValidate]
test eax, eax
je 0x100129ac
push ebx
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapFree]
mov esi, dword [esp + 0x10]
mov ebx, dword [esp + 0x14]
test ebx, ebx
je 0x100129da
mov edi, dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push ebx
push 0
call edi
push eax
call dword [sym.imp.KERNEL32.dll_HeapValidate]
test eax, eax
je 0x100129da
push ebx
push 0
call edi
push eax
call dword [sym.imp.KERNEL32.dll_HeapFree]
cmp esi, 0xffffffff
je 0x10012a09
mov dword [esp + 0x14], 0
test esi, esi
je 0x10012a09
lea eax, [esp + 0x14]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x10012a09
test byte [esp + 0x14], 2
jne 0x10012a09
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 0x1004fb50
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
mov edx, dword [ebp + 8]
mov eax, edx
lea edi, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x10012a25
sub eax, edi
mov edi, eax
mov dword [esp + 0x18], 0
test edx, edx
je 0x100129b0
test edi, edi
je 0x100129b0
push 1
push 0
push 0
push esi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push edi
push 0
mov ebx, eax
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_LockFile]
mov edx, dword [ebp + 8]
push 0
lea ecx, [esp + 0x1c]
push ecx
push edi
push edx
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
push 0
push edi
push 0
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_UnlockFile]
jmp 0x100129b0