Function at 0x403587
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
push ebx
push esi
xor ebx, ebx
push edi
mov dword [ebp - 8], ebx
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push 0x2004
mov esi, 0x4df0d8
push esi
add eax, 0x3e8
push ebx
mov dword [0x472e20], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
push 3
push 0x80000000
push esi
call fcn.00405e50
mov edi, eax
mov dword [ebp - 0xc], edi
mov dword [0x40b010], edi
cmp edi, 0xffffffff
jne 0x4035e1
mov eax, str.Error_launching_installer
jmp 0x4037b6
push esi
mov esi, 0x4cf0b8
push esi
call fcn.00406009
push esi
call fcn.00406751
push eax
push 0x4e30e0
call fcn.00406009
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [0x4331e0], eax
mov esi, eax
cmp eax, ebx
jle 0x4036fc
mov ebx, 0x42b158
mov eax, dword [0x472e2c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
mov edi, esi
cmp esi, eax
jl 0x403635
mov edi, eax
push edi
push ebx
call fcn.00403336
test eax, eax
je 0x4037bd
cmp dword [0x472e2c], 0
jne 0x4036c7
push 0x1c
push ebx
lea eax, [ebp - 0x28]
push eax
call fcn.00405e0c
mov eax, dword [ebp - 0x28]
test eax, 0xfffffff0
jne 0x4036d5
cmp dword [ebp - 0x24], 0xdeadbeef
jne 0x4036d5
cmp dword [ebp - 0x18], 0x74736e49
jne 0x4036d5
cmp dword [ebp - 0x1c], 0x74666f73
jne 0x4036d5
cmp dword [ebp - 0x20], 0x6c6c754e
jne 0x4036d5
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x42b154]
and eax, 2
or dword [0x472ea0], eax
mov eax, dword [ebp - 0x10]
mov dword [0x472e2c], ecx
cmp eax, esi
jg 0x4037c5
test byte [ebp + 8], 8
jne 0x4036b9
test byte [ebp + 8], 4
jne 0x4036fa
inc dword [ebp - 4]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x4036d5
mov edi, esi
jmp 0x4036d5
test byte [ebp + 8], 2
jne 0x4036d5
push 0
call fcn.004032d2
pop ecx
cmp esi, dword [0x4331e0]
jge 0x4036ea
push edi
push ebx
push dword [ebp - 8]
call fcn.00407281
mov dword [ebp - 8], eax
add dword [0x42b154], edi
sub esi, edi
test esi, esi
jg 0x40361a
xor ebx, ebx
push 1
call fcn.004032d2
pop ecx
cmp dword [0x472e2c], ebx
je 0x4037c5
cmp dword [ebp - 4], ebx
je 0x40373f
push dword [0x42b154]
call fcn.00403368
push 4
lea eax, [ebp + 8]
push eax
call fcn.00403336
test eax, eax
je 0x4037c5
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 8]
jne 0x4037c5
push dword [ebp - 0x14]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
mov eax, dword [0x472e2c]
add eax, 0x1c
push eax
call fcn.00403368
push dword [ebp - 0x14]
push esi
push ebx
push 0xffffffffffffffff
call fcn.0040337f
cmp eax, dword [ebp - 0x14]
jne 0x4037c5
test byte [ebp - 0x28], 1
mov dword [0x472ddc], esi
mov eax, dword [esi]
mov dword [0x472e28], eax
je 0x403784
inc dword [0x472e24]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x40378a
push 1
push ebx
push ebx
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov dword [esi + 0x3c], eax
push 0x40
add esi, 4
push esi
push 0x472de0
call fcn.00405e0c
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4
push 1
call fcn.004032d2
pop ecx
mov eax, str.Installer_integrity_check_has_failed._Common_causes_include_nincomplete_download_and_damaged_media._Contact_the_ninstallers_author_to_obtain_a_new_copy._n_nMore_information_at:_nhttp:__nsis.sf.net_NSIS_Error
jmp 0x4037b6