Function at 0x402f71
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 0x400
mov esi, 0x435c00
push esi
add eax, 0x3e8
push ebx
mov dword [0x42e920], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.004054ff
mov edi, eax
mov dword [ebp - 0xc], edi
mov dword [0x409010], edi
cmp edi, 0xffffffff
jne 0x402fcb
mov eax, str.Error_launching_installer
jmp 0x4031a0
push esi
mov esi, 0x434c00
push esi
call fcn.0040568f
push esi
call fcn.00405809
push eax
push 0x436000
call fcn.0040568f
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x4288f0], eax
mov esi, eax
jle 0x4030e6
mov ebx, 0x416d30
mov eax, dword [0x42e92c]
neg eax
sbb eax, eax
and eax, reloc.KERNEL32.dll_LoadLibraryA
add eax, 0x200
cmp esi, eax
mov edi, esi
jl 0x40301f
mov edi, eax
push edi
push ebx
call fcn.00402cfd
test eax, eax
je 0x4031a7
cmp dword [0x42e92c], 0
jne 0x4030b1
push 0x1c
push ebx
lea eax, [ebp - 0x28]
push eax
call fcn.004054bb
mov eax, dword [ebp - 0x28]
test eax, 0xfffffff0
jne 0x4030bf
cmp dword [ebp - 0x24], 0xdeadbeef
jne 0x4030bf
cmp dword [ebp - 0x18], 0x74736e49
jne 0x4030bf
cmp dword [ebp - 0x1c], 0x74666f73
jne 0x4030bf
cmp dword [ebp - 0x20], 0x6c6c754e
jne 0x4030bf
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x416d2c]
and eax, 2
or dword [0x42e9a0], eax
mov eax, dword [ebp - 0x10]
cmp eax, esi
mov dword [0x42e92c], ecx
jg 0x4031af
test byte [ebp + 8], 8
jne 0x4030a3
test byte [ebp + 8], 4
jne 0x4030e4
inc dword [ebp - 4]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x4030bf
mov edi, esi
jmp 0x4030bf
test byte [ebp + 8], 2
jne 0x4030bf
push 0
call fcn.00402c99
pop ecx
cmp esi, dword [0x4288f0]
jge 0x4030d4
push edi
push ebx
push dword [ebp - 8]
call fcn.00405ec7
mov dword [ebp - 8], eax
add dword [0x416d2c], edi
sub esi, edi
test esi, esi
jg 0x403004
xor ebx, ebx
push 1
call fcn.00402c99
pop ecx
cmp dword [0x42e92c], ebx
je 0x4031af
cmp dword [ebp - 4], ebx
je 0x403129
push dword [0x416d2c]
call fcn.00402d2f
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402cfd
test eax, eax
je 0x4031af
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 8]
jne 0x4031af
push dword [ebp - 0x14]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
mov eax, dword [0x42e92c]
add eax, 0x1c
push eax
call fcn.00402d2f
push dword [ebp - 0x14]
push esi
push ebx
push 0xffffffffffffffff
call fcn.00402d46
cmp eax, dword [ebp - 0x14]
jne 0x4031af
test byte [ebp - 0x28], 1
mov dword [0x42e8cc], esi
mov eax, dword [esi]
mov dword [0x42e928], eax
je 0x40316e
inc dword [0x42e924]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x403174
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 0x42e8e0
call fcn.004054bb
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4
push 1
call fcn.00402c99
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 0x4031a0