Function at 0x487780
Capabilities:
Reference http user-agent string
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x68
mov eax, dword [esp + 0x78]
push ebx
push esi
cmp eax, 1
push edi
mov dword [esp + 0x14], ecx
jl 0x4879a1
cmp eax, 8
jg 0x4879a1
cmp dword [esp + 0x8c], 2
jl 0x4879a1
mov eax, dword [esp + 0x7c]
mov esi, dword [eax]
mov edi, dword [eax + 4]
mov ecx, dword [eax + 8]
mov dword [esp + 0x6c], ecx
sub ecx, esi
mov ebx, dword [eax + 0xc]
mov dword [esp + 0x7c], ecx
test ecx, ecx
mov dword [esp + 0x70], ebx
jle 0x4879a1
sub ebx, edi
test ebx, ebx
mov dword [esp + 0x20], ebx
jle 0x4879a1
mov eax, dword [esp + 0x80]
test eax, eax
je 0x487807
mov edx, dword [eax]
mov dword [esp + 0x44], edx
mov edx, dword [eax + 4]
mov dword [esp + 0x48], edx
mov edx, dword [eax + 8]
mov dword [esp + 0x4c], edx
mov eax, dword [eax + 0xc]
mov dword [esp + 0x50], eax
xor edx, edx
push ebp
test ebx, ebx
mov dword [esp + 0x1c], 1
mov dword [esp + 0x14], edx
jle 0x48798a
mov ebp, dword [sym.imp.USER32.dll_OffsetRect]
mov eax, ebx
mov dword [esp + 0x10], 0x32
sub eax, edx
cmp eax, 0x32
jg 0x487839
mov dword [esp + 0x10], eax
xor eax, eax
test ecx, ecx
jle 0x487971
mov ebx, dword [esp + 0x10]
add ebx, edx
mov dword [esp + 0x20], ebx
sub ecx, eax
cmp ecx, 0x32
jle 0x487859
mov ecx, 0x32
lea ebx, [ecx + eax]
mov ecx, dword [esp + 0x20]
push ecx
push ebx
push edx
lea edx, [esp + 0x34]
push eax
push edx
call dword [sym.imp.USER32.dll_SetRect]
push edi
lea eax, [esp + 0x2c]
push esi
push eax
call ebp
mov eax, dword [esp + 0x84]
test eax, eax
je 0x487898
lea ecx, [esp + 0x48]
lea edx, [esp + 0x28]
push ecx
lea eax, [esp + 0x2c]
push edx
push eax
call dword [sym.imp.USER32.dll_IntersectRect]
lea ecx, [esp + 0x28]
push ecx
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
jne 0x487958
mov eax, dword [esp + 0x2c]
mov edx, dword [esp + 0x28]
mov ecx, dword [esp + 0x30]
mov dword [esp + 0x3c], eax
mov dword [esp + 0x38], edx
mov edx, dword [esp + 0x34]
mov dword [esp + 0x40], ecx
mov eax, edi
mov ecx, esi
mov dword [esp + 0x44], edx
neg eax
neg ecx
push eax
lea edx, [esp + 0x3c]
push ecx
push edx
call ebp
mov edx, dword [esp + 0x40]
mov eax, dword [esp + 0x38]
mov ecx, dword [esp + 0x3c]
mov dword [esp + 0x60], edx
lea edx, [esp + 0x58]
mov dword [esp + 0x58], eax
mov eax, dword [esp + 0x44]
push edx
mov edx, dword [esp + 0x94]
mov dword [esp + 0x60], ecx
mov ecx, dword [esp + 0x78]
mov dword [esp + 0x68], eax
mov eax, dword [esp + 0x74]
push edx
mov edx, dword [esp + 0x94]
sub ecx, edi
sub eax, esi
push edx
push ecx
mov ecx, dword [esp + 0x28]
push eax
mov eax, dword [esp + 0x9c]
push eax
call fcn.00486d90
cmp eax, 1
jne 0x487982
mov ecx, dword [esp + 0x94]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
mov ecx, dword [esp + 0x80]
push edx
push eax
push ecx
mov ecx, dword [esp + 0x28]
call fcn.00487640
mov ecx, dword [esp + 0x80]
mov edx, dword [esp + 0x14]
mov eax, ebx
cmp eax, ecx
jl 0x48784d
mov ebx, dword [esp + 0x24]
add edx, dword [esp + 0x10]
cmp edx, ebx
mov dword [esp + 0x14], edx
jge 0x48798a
jmp 0x487824
mov dword [esp + 0x1c], 0
mov ecx, dword [esp + 0x18]
call fcn.00486990
mov eax, dword [esp + 0x1c]
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x68
ret 0x1c
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x68
ret 0x1c