Function at 0x403160
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]
mov esi, 0x47f000
push 0x2000
add eax, 0x3e8
push esi
push ebx
mov dword [0x448bac], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.00405f93
mov edi, eax
cmp edi, 0xffffffff
mov dword [ebp - 0xc], edi
mov dword [0x40a694], edi
jne 0x4031ba
mov eax, str.Error_launching_installer
jmp 0x403392
push esi
mov esi, 0x477000
push esi
call fcn.00406320
push esi
call fcn.00405dd9
push eax
push 0x481000
call fcn.00406320
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x420d3c], eax
mov esi, eax
jle 0x4032d5
mov ebx, 0x420d40
mov eax, dword [0x448bb4]
mov edi, esi
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
jl 0x40320e
mov edi, eax
push edi
push ebx
call fcn.00403575
test eax, eax
je 0x40333f
cmp dword [0x448bb4], 0
jne 0x4032a0
push 0x1c
lea eax, [ebp - 0x28]
push ebx
push eax
call fcn.00405f4e
mov eax, dword [ebp - 0x28]
test eax, 0xfffffff0
jne 0x4032ae
cmp dword [ebp - 0x24], 0xdeadbeef
jne 0x4032ae
cmp dword [ebp - 0x18], 0x74736e49
jne 0x4032ae
cmp dword [ebp - 0x1c], 0x74666f73
jne 0x4032ae
cmp dword [ebp - 0x20], 0x6c6c754e
jne 0x4032ae
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x414d30]
and eax, 2
or dword [0x448c40], eax
mov eax, dword [ebp - 0x10]
cmp eax, esi
mov dword [0x448bb4], ecx
jg 0x403338
test byte [ebp + 8], 8
jne 0x403292
test byte [ebp + 8], 4
jmp 0x4032d3
inc dword [ebp - 4]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x4032ae
mov edi, esi
jmp 0x4032ae
test byte [ebp + 8], 2
jne 0x4032ae
push 0
call fcn.004030fc
pop ecx
cmp esi, dword [0x420d3c]
jge 0x4032c3
push edi
push ebx
push dword [ebp - 8]
call fcn.004068d2
mov dword [ebp - 8], eax
add dword [0x414d30], edi
sub esi, edi
test esi, esi
jg 0x4031f3
xor ebx, ebx
push 1
call fcn.004030fc
cmp dword [0x448bb4], ebx
pop ecx
je 0x403338
cmp dword [ebp - 4], ebx
je 0x40330c
push dword [0x414d30]
call fcn.0040358b
lea eax, [ebp + 8]
push 4
push eax
call fcn.00403575
test eax, eax
je 0x403338
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 8]
jne 0x403338
push dword [ebp - 0x14]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
mov eax, dword [0x448bb4]
add eax, 0x1c
push eax
call fcn.0040358b
push dword [ebp - 0x14]
push esi
push ebx
push 0xffffffffffffffff
call fcn.00403399
cmp eax, dword [ebp - 0x14]
je 0x403349
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 0x403392
push 1
call fcn.004030fc
pop ecx
jmp 0x403338
test byte [ebp - 0x28], 1
mov dword [0x448bb0], esi
mov eax, dword [esi]
mov dword [0x448bb8], eax
je 0x403362
inc dword [0x448bbc]
push 8
lea eax, [esi + 0x44]
pop ecx
sub eax, 8
add dword [eax], esi
dec ecx
jne 0x403368
push 1
push ebx
push ebx
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov dword [esi + 0x3c], eax
add esi, 4
push 0x40
push esi
push 0x448bc0
call fcn.00405f4e
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4