Function at 0x4030ba
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, 0x436c00
push esi
add eax, 0x3e8
push ebx
mov dword [0x42fc20], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.0040564a
mov edi, eax
mov dword [ebp - 0xc], edi
mov dword [0x409010], edi
cmp edi, 0xffffffff
jne 0x403114
mov eax, str.Error_launching_installer
jmp 0x4032e9
push esi
mov esi, 0x435c00
push esi
call fcn.004057d8
push esi
call fcn.00405986
push eax
push 0x437000
call fcn.004057d8
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [0x42ad78], eax
mov esi, eax
cmp eax, ebx
jle 0x40322f
mov ebx, 0x416cf0
mov eax, dword [0x42fc2c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
mov edi, esi
cmp esi, eax
jl 0x403168
mov edi, eax
push edi
push ebx
call fcn.00402c8c
test eax, eax
je 0x4032f0
cmp dword [0x42fc2c], 0
jne 0x4031fa
push 0x1c
push ebx
lea eax, [ebp - 0x28]
push eax
call fcn.00405606
mov eax, dword [ebp - 0x28]
test eax, 0xfffffff0
jne 0x403208
cmp dword [ebp - 0x24], 0xdeadbeef
jne 0x403208
cmp dword [ebp - 0x18], 0x74736e49
jne 0x403208
cmp dword [ebp - 0x1c], 0x74666f73
jne 0x403208
cmp dword [ebp - 0x20], 0x6c6c754e
jne 0x403208
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x416cec]
and eax, 2
or dword [0x42fca0], eax
mov eax, dword [ebp - 0x10]
mov dword [0x42fc2c], ecx
cmp eax, esi
jg 0x4032f8
test byte [ebp + 8], 8
jne 0x4031ec
test byte [ebp + 8], 4
jne 0x40322d
inc dword [ebp - 4]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x403208
mov edi, esi
jmp 0x403208
test byte [ebp + 8], 2
jne 0x403208
push 0
call fcn.00402c28
pop ecx
cmp esi, dword [0x42ad78]
jge 0x40321d
push edi
push ebx
push dword [ebp - 8]
call fcn.00406036
mov dword [ebp - 8], eax
add dword [0x416cec], edi
sub esi, edi
test esi, esi
jg 0x40314d
xor ebx, ebx
push 1
call fcn.00402c28
pop ecx
cmp dword [0x42fc2c], ebx
je 0x4032f8
cmp dword [ebp - 4], ebx
je 0x403272
push dword [0x416cec]
call fcn.00402cbe
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402c8c
test eax, eax
je 0x4032f8
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 8]
jne 0x4032f8
push dword [ebp - 0x14]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
mov eax, dword [0x42fc2c]
add eax, 0x1c
push eax
call fcn.00402cbe
push dword [ebp - 0x14]
push esi
push ebx
push 0xffffffffffffffff
call fcn.00402ebb
cmp eax, dword [ebp - 0x14]
jne 0x4032f8
test byte [ebp - 0x28], 1
mov dword [0x42fbcc], esi
mov eax, dword [esi]
mov dword [0x42fc28], eax
je 0x4032b7
inc dword [0x42fc24]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x4032bd
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 0x42fbe0
call fcn.00405606
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4
push 1
call fcn.00402c28
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 0x4032e9