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, 0x7a9c00
push esi
add eax, 0x3e8
push ebx
mov dword [0x7a2460], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.0040563e
mov edi, eax
mov dword [0x409010], edi
cmp edi, 0xffffffff
jne 0x403084
mov eax, str.Error_launching_installer
jmp 0x4032c4
push esi
mov esi, 0x7a8c00
push esi
call fcn.004057cc
push esi
call fcn.00405946
push eax
push 0x7aa000
call fcn.004057cc
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [0x7915bc], eax
mov esi, eax
cmp eax, ebx
jle 0x4031a2
mov eax, dword [0x7a246c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
mov edi, esi
cmp esi, eax
jl 0x4030d3
mov edi, eax
push edi
push 0x40acf8
call fcn.00402d3a
test eax, eax
je 0x403238
cmp dword [0x7a246c], ebx
jne 0x40316c
push 0x1c
push 0x40acf8
lea eax, [ebp - 0x24]
push eax
call fcn.004055fa
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x403179
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x403179
cmp dword [ebp - 0x14], 0x74736e49
jne 0x403179
cmp dword [ebp - 0x18], 0x74666f73
jne 0x403179
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x403179
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x40acf4]
and eax, 2
or dword [0x7a24e0], eax
mov eax, dword [ebp - 0xc]
mov dword [0x7a246c], ecx
cmp eax, esi
jg 0x403240
test byte [ebp + 8], 8
jne 0x40315e
test byte [ebp + 8], 4
jne 0x4031a2
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x403179
mov edi, esi
jmp 0x403179
test byte [ebp + 8], 2
jne 0x403179
push ebx
call fcn.00402c9b
pop ecx
cmp esi, dword [0x7915bc]
jge 0x403192
push edi
push 0x40acf8
push dword [ebp - 4]
call fcn.00406004
mov dword [ebp - 4], eax
add dword [0x40acf4], edi
sub esi, edi
cmp esi, ebx
jg 0x4030b8
push 1
call fcn.00402c9b
pop ecx
cmp dword [0x7a246c], ebx
je 0x403240
cmp dword [ebp - 8], ebx
je 0x4031dd
push dword [0x40acf4]
call fcn.00402d6c
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402d3a
test eax, eax
je 0x403240
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x403240
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
push 0x7a9400
lea eax, [ebp - 0x128]
push eax
mov byte [0x412d08], 0xb
mov dword [0x412d20], ebx
call fcn.0040566d
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 0x403247
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x4032c4
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 0x4032c4
mov eax, dword [0x7a246c]
add eax, 0x1c
push eax
call fcn.00402d6c
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x79d5c8], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x79d5c4], eax
call fcn.00402f01
cmp eax, dword [ebp - 0x10]
jne 0x403240
test byte [ebp - 0x24], 1
mov dword [0x7a240c], esi
mov eax, dword [esi]
mov dword [0x7a2468], eax
je 0x40329a
inc dword [0x7a2464]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x4032a0
mov eax, dword [0x79d5c0]
mov dword [esi + 0x3c], eax
push 0x40
add esi, 4
push esi
push 0x7a2420
call fcn.004055fa
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4