Function at 0x545d60
Capabilities:
Get file size
Read file on windows
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x62a5e0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x344
push ebx
push esi
push edi
mov edi, dword [ebp + 0xc]
xor ebx, ebx
mov dword [ebp - 0x10], esp
push ebx
push ebx
push 3
push ebx
push 1
mov esi, ecx
push bind
push edi
mov dword [ebp - 0x40], esi
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
mov dword [ebp + 0xc], eax
jne 0x545dee
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push edi
lea eax, [ebp - 0x250]
push str.Error_opening_file__ls__errcode___ld._n
push eax
call fcn.005e5bb8
add esp, 0x10
lea ecx, [ebp - 0x250]
push ecx
mov ecx, esi
call fcn.005406a0
mov eax, 0x7535
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
lea edx, [ebp - 0x44]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, 0xffffffff
mov dword [ebp - 0x28], eax
jne 0x545e6a
test ebx, ebx
jne 0x545e6a
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x545e6a
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov edi, eax
lea eax, [ebp - 0x250]
push edi
push str.Error_during_GetFileSize____errcode___d._n
push eax
call fcn.005e5bb8
add esp, 0xc
lea ecx, [ebp - 0x250]
push ecx
mov ecx, esi
call fcn.005406a0
mov edx, dword [ebp + 0xc]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [0x6f7680]
mov ecx, dword [esi + 0xd4]
push eax
call fcn.00553840
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
mov ecx, dword [ebp - 0x44]
push 1
push 0
push 0
push ecx
call fcn.005e7a50
mov ecx, dword [ebp - 0x28]
add ecx, eax
adc ebx, edx
lea edx, [ebp - 0x250]
push ebx
push ecx
push edi
push str.Size_of__ls_is__I64d_n
push edx
mov dword [ebp - 0x28], ecx
call fcn.005e5bb8
add esp, 0x14
lea eax, [ebp - 0x250]
mov ecx, esi
push eax
call fcn.005406a0
mov edi, dword [ebp - 0x28]
mov ecx, edi
or ecx, ebx
jne 0x545edf
push str.fSize0_n
mov ecx, esi
call fcn.005406a0
mov edx, dword [ebp + 0xc]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 0x757c
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
xor eax, eax
cmp eax, ebx
jl 0x545f1a
jg 0x545eec
cmp dword [ebp + 0x14], edi
jb 0x545f1a
push str.startPos___fSize_n
mov ecx, esi
call fcn.005406a0
mov eax, dword [ebp + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 0x757c
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
mov ecx, dword [ebp + 0x10]
push ecx
lea ecx, [ebp - 0x14]
call fcn.0060198c
mov edx, dword [ebp - 0x14]
mov ecx, esi
push edx
push ebx
push edi
mov byte [ebp - 4], 1
call fcn.00549930
xor ecx, ecx
cmp eax, ecx
je 0x545fa3
mov eax, dword [ebp - 0x14]
mov ecx, dword [0x6f74e0]
push eax
lea edx, [ebp - 0x350]
push ecx
push edx
call fcn.005e5bb8
mov ecx, dword [esi + 0xd4]
add esp, 0xc
lea eax, [ebp - 0x350]
push eax
call fcn.00553840
push str.Disk_is_full._Cannot_add_next_chunks._n
mov ecx, esi
call fcn.005406a0
mov ecx, dword [ebp + 0xc]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 0
call fcn.006018cc
mov eax, 0x755f
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
cmp ebx, ecx
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0x18], ecx
jg 0x545fbc
jl 0x545fb7
cmp edi, 0x600000
jae 0x545fbc
mov dword [ebp + 0x10], edi
jmp 0x545fc3
mov dword [ebp + 0x10], 0x600000
mov edx, dword [ebp + 0x10]
push edx
call fcn.005e5a7e
mov edi, eax
add esp, 4
test edi, edi
mov dword [ebp - 0x2c], edi
jne 0x54608a
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
lea eax, [ebp - 0x250]
push str.VirtualAlloc_malloc_failed__error__d_n
push eax
call fcn.005e5bb8
add esp, 0xc
lea ecx, [ebp - 0x250]
push ecx
mov ecx, esi
call fcn.005406a0
mov eax, 0xaaaaaaab
mul dword [ebp + 0x10]
shr edx, 1
mov eax, edx
push eax
mov dword [ebp + 0x10], eax
call fcn.005e5a7e
add esp, 4
test eax, eax
jne 0x54608a
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
lea edx, [ebp - 0x250]
push str.VirtualAlloc_malloc_failed__error__d_n
push edx
call fcn.005e5bb8
add esp, 0xc
lea eax, [ebp - 0x250]
mov ecx, esi
push eax
call fcn.005406a0
mov ecx, dword [ebp + 0xc]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov edx, dword [0x6f767c]
mov ecx, dword [esi + 0xd4]
push edx
call fcn.00553840
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 0
call fcn.006018cc
mov eax, 0x7564
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
mov eax, dword [ebp + 0x14]
test eax, eax
jbe 0x5460ab
push 0
push 0
push eax
mov eax, dword [ebp + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov ecx, dword [ebp + 0x14]
xor eax, eax
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0x18], eax
mov eax, dword [esi + 0x18]
xor ecx, ecx
cmp eax, ecx
je 0x5460c5
mov dl, byte [eax + 0xc]
test dl, dl
jne 0x5460c5
mov byte [esi + 0x65], 1
mov dword [esi + 0x60], ecx
mov byte [esi + 0x66], cl
mov dword [ebp - 0x3c], ecx
mov dword [ebp - 0x38], ecx
mov dword [ebp - 0x20], ecx
mov eax, dword [ebp + 0x10]
mov ecx, dword [ebp + 0xc]
lea edx, [ebp - 0x20]
push 0
push edx
push eax
push edi
push ecx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x546305
mov ecx, dword [ebp - 0x20]
test ecx, ecx
je 0x546305
mov eax, dword [esi + 0x18]
mov dword [ebp - 0x34], 0
test eax, eax
je 0x546136
mov edx, dword [eax + 0x3c]
test edx, edx
jne 0x546136
lea edx, [ebp - 0x3c]
lea eax, [ebp - 0x34]
push edx
lea ecx, [ebp - 0x30]
push eax
mov eax, dword [ebp - 0x18]
lea edx, [ebp - 0x20]
push ecx
mov ecx, dword [ebp - 0x1c]
push edx
mov edx, dword [ebp - 0x28]
push eax
mov eax, dword [ebp + 8]
push ecx
push ebx
push edx
push edi
push eax
mov ecx, esi
call fcn.005457c0
jmp 0x546148
mov eax, dword [ebp + 8]
lea edx, [ebp - 0x30]
push 0
push edx
push ecx
push edi
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
je 0x546242
mov ecx, dword [ebp - 0x30]
mov eax, dword [ebp - 0x20]
cmp eax, ecx
jne 0x546242
mov edx, dword [ebp - 0x1c]
xor eax, eax
add edx, ecx
mov dword [ebp - 0x1c], edx
mov edx, dword [ebp - 0x18]
adc edx, eax
mov dword [ebp - 0x18], edx
mov edx, dword [esi + 0x100]
add edx, ecx
mov dword [esi + 0x100], edx
mov ecx, dword [esi + 0x104]
adc ecx, eax
mov eax, dword [esi + 0x18]
test eax, eax
mov dword [esi + 0x104], ecx
je 0x5461c1
mov edx, dword [ebp - 0x34]
test edx, edx
je 0x5461c1
mov eax, dword [ebp - 0x3c]
mov ecx, dword [ebp - 0x38]
mov edi, eax
or edi, ecx
je 0x5461b8
cmp ecx, ebx
jg 0x5461b8
jl 0x5461b1
cmp eax, dword [ebp - 0x28]
jae 0x5461b8
mov dword [ebp - 0x28], eax
mov ebx, ecx
jmp 0x5461be
sub dword [ebp - 0x28], edx
sbb ebx, 0
mov edi, dword [ebp - 0x2c]
mov eax, dword [esi + 0xd8]
cmp dword [eax], 0
je 0x5461f5
mov ecx, dword [esi + 0x100]
mov edx, dword [esi + 0x104]
mov dword [ebp - 0x4c], ecx
lea ecx, [ebp - 0x4c]
mov dword [ebp - 0x48], edx
mov edx, dword [eax]
push ecx
push 0x147b
push 0x111
push edx
call dword [sym.imp.USER32.dll_SendMessageA]
cmp dword [ebp - 0x18], ebx
jl 0x5460ce
jg 0x54620e
mov eax, dword [ebp - 0x28]
mov ecx, dword [ebp - 0x1c]
cmp ecx, eax
jb 0x5460ce
push edi
call fcn.005e5002
mov ecx, dword [ebp + 0xc]
add esp, 4
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 0
call fcn.006018cc
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov edi, eax
lea edx, [ebp - 0x250]
push edi
push str.Fatal_Write_Error__d_n
push edx
call fcn.005e5bb8
add esp, 0xc
lea eax, [ebp - 0x250]
mov ecx, esi
push eax
call fcn.005406a0
mov ecx, dword [ebp - 0x2c]
push ecx
call fcn.005e5002
mov edx, dword [ebp + 0xc]
add esp, 4
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [0x6f175c]
mov dword [ebp + 0x14], eax
push 0
lea ecx, [ebp + 8]
push 0
push ecx
push 0x400
push edi
push 0
push 0x1100
mov byte [ebp - 4], 2
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
mov edx, dword [ebp + 8]
lea eax, [ebp + 0x14]
push edx
push 0x6c5098
push eax
call fcn.005fa6fb
mov ecx, dword [ebp + 8]
add esp, 0xc
push ecx
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov edx, dword [ebp + 0x14]
mov ecx, dword [esi + 0xd4]
push edx
call fcn.00553840
lea ecx, [ebp + 0x14]
mov byte [ebp - 4], 1
call fcn.006018cc
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 0
call fcn.006018cc
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ebx, eax
lea eax, [ebp - 0x250]
push ebx
push str.Fatal_Read_Error__d_n
push eax
call fcn.005e5bb8
add esp, 0xc
lea ecx, [ebp - 0x250]
push ecx
mov ecx, esi
call fcn.005406a0
push edi
call fcn.005e5002
mov edx, dword [ebp + 0xc]
add esp, 4
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [0x6f7674]
mov ecx, dword [esi + 0xd4]
push eax
call fcn.00553840
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 0
call fcn.006018cc
mov eax, ebx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10