Function at 0x402f1b
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, 0x42ac00
push esi
add eax, 0x3e8
push ebx
mov dword [0x423c00], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.004053b6
mov edi, eax
cmp edi, 0xffffffff
mov dword [ebp - 0xc], edi
mov dword [0x40900c], edi
jne 0x402f75
mov eax, str.Error_launching_installer
jmp 0x40314a
push esi
mov esi, 0x429c00
push esi
call fcn.00405546
push esi
call fcn.004056c0
push eax
push 0x42b000
call fcn.00405546
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x41ed78], eax
mov esi, eax
jle 0x403090
mov ebx, 0x416cf0
mov eax, dword [0x423c0c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
mov edi, esi
jl 0x402fc9
mov edi, eax
push edi
push ebx
call fcn.00402cd3
test eax, eax
je 0x403151
cmp dword [0x423c0c], 0
jne 0x40305b
push 0x1c
push ebx
lea eax, [ebp - 0x28]
push eax
call fcn.00405372
mov eax, dword [ebp - 0x28]
test eax, 0xfffffff0
jne 0x403069
cmp dword [ebp - 0x24], 0xdeadbeef
jne 0x403069
cmp dword [ebp - 0x18], 0x74736e49
jne 0x403069
cmp dword [ebp - 0x1c], 0x74666f73
jne 0x403069
cmp dword [ebp - 0x20], 0x6c6c754e
jne 0x403069
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x416cec]
and eax, 2
or dword [0x423c80], eax
mov eax, dword [ebp - 0x10]
cmp eax, esi
mov dword [0x423c0c], ecx
jg 0x403159
test byte [ebp + 8], 8
jne 0x40304d
test byte [ebp + 8], 4
jne 0x40308e
inc dword [ebp - 4]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x403069
mov edi, esi
jmp 0x403069
test byte [ebp + 8], 2
jne 0x403069
push 0
call fcn.00402c78
pop ecx
cmp esi, dword [0x41ed78]
jge 0x40307e
push edi
push ebx
push dword [ebp - 8]
call fcn.00405d75
mov dword [ebp - 8], eax
add dword [0x416cec], edi
sub esi, edi
test esi, esi
jg 0x402fae
xor ebx, ebx
push 1
call fcn.00402c78
cmp dword [0x423c0c], ebx
pop ecx
je 0x403159
cmp dword [ebp - 4], ebx
je 0x4030d3
push dword [0x416cec]
call fcn.00402d05
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402cd3
test eax, eax
je 0x403159
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 8]
jne 0x403159
push dword [ebp - 0x14]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
mov eax, dword [0x423c0c]
add eax, 0x1c
push eax
call fcn.00402d05
push dword [ebp - 0x14]
push esi
push ebx
push 0xffffffffffffffff
call fcn.00402d1c
cmp eax, dword [ebp - 0x14]
jne 0x403159
test byte [ebp - 0x28], 1
mov dword [0x423bac], esi
mov eax, dword [esi]
mov dword [0x423c08], eax
je 0x403118
inc dword [0x423c04]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x40311e
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 0x423bc0
call fcn.00405372
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4
push 1
call fcn.00402c78
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 0x40314a