Function at 0x4030a0
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]
push 0x400
mov esi, 0x59ec00
push esi
add eax, 0x3e8
push ebx
mov dword [0x597c60], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.004058d5
mov edi, eax
cmp edi, 0xffffffff
mov dword [0x409014], edi
jne 0x4030fa
mov eax, str.Error_launching_installer
jmp 0x403334
push esi
mov esi, 0x59dc00
push esi
call fcn.00405a84
push esi
call fcn.00405c3c
push eax
push 0x59f000
call fcn.00405a84
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x512d98], eax
mov esi, eax
jle 0x403215
mov ebx, 0x40ad10
mov eax, dword [0x597c6c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
mov edi, esi
jl 0x40314e
mov edi, eax
push edi
push ebx
call fcn.00402dae
test eax, eax
je 0x4032a8
cmp dword [0x597c6c], 0
jne 0x4031e0
push 0x1c
push ebx
lea eax, [ebp - 0x24]
push eax
call fcn.00405891
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x4031ee
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x4031ee
cmp dword [ebp - 0x14], 0x74736e49
jne 0x4031ee
cmp dword [ebp - 0x18], 0x74666f73
jne 0x4031ee
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x4031ee
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x40ad0c]
and eax, 2
or dword [0x597ce0], eax
mov eax, dword [ebp - 0xc]
cmp eax, esi
mov dword [0x597c6c], ecx
jg 0x4032b0
test byte [ebp + 8], 8
jne 0x4031d2
test byte [ebp + 8], 4
jne 0x403213
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x4031ee
mov edi, esi
jmp 0x4031ee
test byte [ebp + 8], 2
jne 0x4031ee
push 0
call fcn.00402d0f
pop ecx
cmp esi, dword [0x512d98]
jge 0x403203
push edi
push ebx
push dword [ebp - 4]
call fcn.004062f6
mov dword [ebp - 4], eax
add dword [0x40ad0c], edi
sub esi, edi
test esi, esi
jg 0x403133
xor ebx, ebx
push 1
call fcn.00402d0f
cmp dword [0x597c6c], ebx
pop ecx
je 0x4032b0
cmp dword [ebp - 8], ebx
je 0x403250
push dword [0x40ad0c]
call fcn.00402de0
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402dae
test eax, eax
je 0x4032b0
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x4032b0
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x412d10
mov esi, eax
call fcn.00406364
push 0x59e400
lea eax, [ebp - 0x128]
push eax
call fcn.00405923
push ebx
push 0x4000100
push 2
push ebx
push ebx
push 0xc0000000
lea eax, [ebp - 0x128]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
mov dword [0x409018], eax
jne 0x4032b7
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x403334
push 1
call fcn.00402d0f
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 0x403334
mov eax, dword [0x597c6c]
add eax, 0x1c
push eax
call fcn.00402de0
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x592da4], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x592da0], eax
call fcn.00402f75
cmp eax, dword [ebp - 0x10]
jne 0x4032b0
test byte [ebp - 0x24], 1
mov dword [0x597c0c], esi
mov eax, dword [esi]
mov dword [0x597c68], eax
je 0x40330a
inc dword [0x597c64]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x403310
mov eax, dword [0x512d9c]
mov dword [esi + 0x3c], eax
push 0x40
add esi, 4
push esi
push 0x597c20
call fcn.00405891
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4