Function at 0x40302a
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, 0x42ac00
push esi
add eax, 0x3e8
push ebx
mov dword [0x423c20], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.00405638
mov edi, eax
mov dword [0x409010], edi
cmp edi, 0xffffffff
jne 0x403084
mov eax, str.Error_launching_installer
jmp 0x4032be
push esi
mov esi, 0x429c00
push esi
call fcn.004057c6
push esi
call fcn.00405940
push eax
push 0x42b000
call fcn.004057c6
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [0x41ad80], eax
mov esi, eax
cmp eax, ebx
jle 0x40319f
mov ebx, 0x40acf8
mov eax, dword [0x423c2c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
mov edi, esi
cmp esi, eax
jl 0x4030d8
mov edi, eax
push edi
push ebx
call fcn.00402d3a
test eax, eax
je 0x403232
cmp dword [0x423c2c], 0
jne 0x40316a
push 0x1c
push ebx
lea eax, [ebp - 0x24]
push eax
call fcn.004055f4
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x403178
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x403178
cmp dword [ebp - 0x14], 0x74736e49
jne 0x403178
cmp dword [ebp - 0x18], 0x74666f73
jne 0x403178
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x403178
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x40acf4]
and eax, 2
or dword [0x423ca0], eax
mov eax, dword [ebp - 0xc]
mov dword [0x423c2c], ecx
cmp eax, esi
jg 0x40323a
test byte [ebp + 8], 8
jne 0x40315c
test byte [ebp + 8], 4
jne 0x40319d
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x403178
mov edi, esi
jmp 0x403178
test byte [ebp + 8], 2
jne 0x403178
push 0
call fcn.00402c9b
pop ecx
cmp esi, dword [0x41ad80]
jge 0x40318d
push edi
push ebx
push dword [ebp - 4]
call fcn.00405ffe
mov dword [ebp - 4], eax
add dword [0x40acf4], edi
sub esi, edi
test esi, esi
jg 0x4030bd
xor ebx, ebx
push 1
call fcn.00402c9b
pop ecx
cmp dword [0x423c2c], ebx
je 0x40323a
cmp dword [ebp - 8], ebx
je 0x4031da
push dword [0x40acf4]
call fcn.00402d6c
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402d3a
test eax, eax
je 0x40323a
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x40323a
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x412cf8
mov esi, eax
call fcn.0040606f
push 0x42a400
lea eax, [ebp - 0x128]
push eax
call fcn.00405667
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]
mov dword [0x409014], eax
cmp eax, 0xffffffff
jne 0x403241
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x4032be
push 1
call fcn.00402c9b
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 0x4032be
mov eax, dword [0x423c2c]
add eax, 0x1c
push eax
call fcn.00402d6c
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x41ed8c], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x41ed88], eax
call fcn.00402f01
cmp eax, dword [ebp - 0x10]
jne 0x40323a
test byte [ebp - 0x24], 1
mov dword [0x423bcc], esi
mov eax, dword [esi]
mov dword [0x423c28], eax
je 0x403294
inc dword [0x423c24]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x40329a
mov eax, dword [0x41ad84]
mov dword [esi + 0x3c], eax
push 0x40
add esi, 4
push esi
push 0x423be0
call fcn.004055f4
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4