Function at 0x40312b
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x128
push ebx
push esi
xor ebx, ebx
push edi
mov dword [ebp - 4], ebx
mov dword [ebp - 8], ebx
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov esi, 0x42dc00
push 0x400
add eax, 0x3e8
push esi
push ebx
mov dword [0x42630c], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.00405ec2
mov edi, eax
cmp edi, 0xffffffff
mov dword [0x40a66c], edi
jne 0x403185
mov eax, str.Error_launching_installer
jmp 0x4033ca
push esi
mov esi, 0x42cc00
push esi
call fcn.004061ed
push esi
call fcn.00405d1d
push eax
push 0x42e000
call fcn.004061ed
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x4208a0], eax
mov esi, eax
jle 0x4032a0
mov ebx, 0x4188a0
mov eax, dword [0x426314]
mov edi, esi
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
jl 0x4031d9
mov edi, eax
push edi
push ebx
call fcn.0040367b
test eax, eax
je 0x40333b
cmp dword [0x426314], 0
jne 0x40326b
push 0x1c
lea eax, [ebp - 0x24]
push ebx
push eax
call fcn.00405e7d
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x403279
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x403279
cmp dword [ebp - 0x14], 0x74736e49
jne 0x403279
cmp dword [ebp - 0x18], 0x74666f73
jne 0x403279
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x403279
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x418890]
and eax, 2
or dword [0x4263a0], eax
mov eax, dword [ebp - 0xc]
cmp eax, esi
mov dword [0x426314], ecx
jg 0x40337f
test byte [ebp + 8], 8
jne 0x40325d
test byte [ebp + 8], 4
jne 0x40329e
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x403279
mov edi, esi
jmp 0x403279
test byte [ebp + 8], 2
jne 0x403279
push 0
call fcn.0040308c
pop ecx
cmp esi, dword [0x4208a0]
jge 0x40328e
push edi
push ebx
push dword [ebp - 4]
call fcn.0040675c
mov dword [ebp - 4], eax
add dword [0x418890], edi
sub esi, edi
test esi, esi
jg 0x4031be
xor ebx, ebx
push 1
call fcn.0040308c
cmp dword [0x426314], ebx
pop ecx
je 0x40337f
cmp dword [ebp - 8], ebx
je 0x4032e3
push dword [0x418890]
call fcn.004036ad
lea eax, [ebp + 8]
push 4
push eax
call fcn.0040367b
test eax, eax
je 0x40337f
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x40337f
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x40c808
mov esi, eax
call fcn.004067d2
lea eax, [ebp - 0x128]
push 0x42d400
push eax
call fcn.00405ef1
push ebx
push 0x4000100
push 2
push ebx
push ebx
lea eax, [ebp - 0x128]
push 0xc0000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
mov dword [0x40a670], eax
jne 0x403345
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x4033ca
push 1
call fcn.0040308c
pop ecx
jmp 0x40337f
mov eax, dword [0x426314]
add eax, 0x1c
push eax
call fcn.004036ad
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x4208a4], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x418898], eax
call fcn.004033d1
cmp eax, dword [ebp - 0x10]
je 0x403386
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 0x4033ca
test byte [ebp - 0x24], 1
mov dword [0x426310], esi
mov eax, dword [esi]
mov dword [0x426318], eax
je 0x40339f
inc dword [0x42631c]
lea ecx, [esi + 0x3c]
push 8
mov eax, ecx
pop edx
add dword [eax], esi
dec edx
sub eax, 8
cmp edx, ebx
ja 0x4033a7
mov eax, dword [0x418894]
add esi, 4
push 0x40
push esi
push 0x426320
mov dword [ecx], eax
call fcn.00405e7d
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4