Function at 0x4a8870
Capabilities:
Check if file exists
Get file attributes
Get file size
Link many functions at runtime
Read file on windows

Disassembly:
sub esp, 0x48
push ebx
mov ebx, dword [esp + 0x5c]
push ebp
mov ebp, dword [esp + 0x54]
push esi
mov dword [ebx], 0xffffffff
cmp word [ebp], 0
push edi
mov edi, dword [esp + 0x6c]
mov dword [esp + 0x14], 0
je 0x4a89f4
push 6
push str.hicon:
push ebp
mov byte [esp + 0x1f], 0
mov byte [esp + 0x1d], 0
call fcn.004c56eb
add esp, 0xc
test eax, eax
je 0x4a88ce
push 8
push str.hbitmap:
push ebp
call fcn.004c56eb
add esp, 0xc
test eax, eax
jne 0x4a8938
cmp word [ebp + 0xa], 0x3a
jne 0x4a88e0
mov dword [ebx], 1
add ebp, 0xc
jmp 0x4a88e9
mov dword [ebx], 0
add ebp, 0x10
cmp word [ebp], 0x2a
mov dword [esp + 0x5c], ebp
sete al
mov byte [esp + 0x13], 1
mov byte [esp + 0x11], al
test al, al
je 0x4a8909
add ebp, 2
mov dword [esp + 0x5c], ebp
mov eax, ebp
call fcn.0040f110
test al, al
je 0x4a8923
push 0x10
push 0
push ebp
call fcn.004c6bff
add esp, 0xc
jmp 0x4a892c
push ebp
call fcn.004c6191
add esp, 4
mov dword [esp + 0x14], eax
test eax, eax
je 0x4a89f4
push 0x2e
push ebp
call fcn.004c6cf1
mov esi, eax
add esp, 8
mov dword [esp + 0x1c], eax
test esi, esi
je 0x4a8954
add esi, 2
mov dword [esp + 0x1c], esi
mov eax, dword [esp + 0x14]
test eax, eax
jne 0x4a8a02
cmp edi, 1
ja 0x4a89c7
test esi, esi
je 0x4a8a02
push 0x507c40
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a89c7
push 0x507c48
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a89c7
push 0x50991c
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a89c7
push 0x509924
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a89c7
push 0x50992c
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
jne 0x4a89fe
mov eax, dword [esp + 0x74]
mov ecx, dword [esp + 0x64]
mov edx, dword [esp + 0x60]
push eax
push ecx
push edx
push edi
push ebp
mov byte [esp + 0x26], 1
mov dword [ebx], 1
call fcn.004a9010
add esp, 0x14
mov dword [esp + 0x14], eax
cmp eax, 2
jae 0x4a8a69
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x48
ret
mov eax, dword [esp + 0x14]
mov byte [esp + 0x12], 0
test esi, esi
je 0x4a8a69
push 0x507c38
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
jne 0x4a8a25
mov dword [ebx], 1
jmp 0x4a8a65
push 0x509934
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a8a5f
push 0x50993c
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a8a5f
push 0x509944
push esi
call fcn.004c4e9d
add esp, 8
test eax, eax
jne 0x4a8a65
mov dword [ebx], eax
jmp 0x4a8a65
mov dword [ebx], 2
mov eax, dword [esp + 0x14]
mov edx, dword [esp + 0x60]
mov ecx, dword [esp + 0x64]
cmp edx, 0xffffffff
je 0x4a8a7b
cmp ecx, 0xffffffff
jne 0x4a8a94
xor esi, esi
cmp edx, esi
je 0x4a8a85
cmp ecx, esi
jne 0x4a8a94
mov dword [esp + 0x64], esi
mov dword [esp + 0x60], esi
mov byte [esp + 0x10], 0
jmp 0x4a8aaa
cmp edx, 0xffffffff
je 0x4a8aa5
cmp ecx, 0xffffffff
je 0x4a8aa5
mov byte [esp + 0x10], 0
jmp 0x4a8aaa
mov byte [esp + 0x10], 1
mov esi, dword [sym.imp.KERNEL32.dll_LoadLibraryW]
xor edi, edi
cmp byte [esp + 0x70], 0
je 0x4a8ad8
push str.56____
call fcn.0049fc00
add esp, 4
push eax
call esi
mov edi, eax
mov eax, dword [esp + 0x14]
test edi, edi
jne 0x4a8ad8
mov byte [esp + 0x70], 0
test eax, eax
jne 0x4a8b88
mov edx, dword [ebx]
cmp edx, 0xffffffff
jle 0x4a8b88
cmp byte [esp + 0x70], al
jne 0x4a8b88
cmp byte [esp + 0x10], al
je 0x4a8aff
xor ecx, ecx
jmp 0x4a8b07
mov eax, dword [esp + 0x60]
mov ecx, dword [esp + 0x64]
push 0x2010
push ecx
push eax
push edx
push ebp
push 0
call dword [sym.imp.USER32.dll_LoadImageW]
mov dword [esp + 0x14], eax
test eax, eax
je 0x4a8b36
cmp byte [esp + 0x10], 0
jne 0x4a8b88
cmp dword [esp + 0x6c], 0
jne 0x4a8b88
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x48
ret
push ebp
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x4a89f4
cmp dword [esp + 0x6c], 0
jle 0x4a8b84
mov eax, dword [esp + 0x74]
mov ecx, dword [esp + 0x64]
mov edx, dword [esp + 0x60]
push eax
mov eax, dword [esp + 0x70]
push ecx
push edx
push eax
push ebp
call fcn.004a9010
add esp, 0x14
mov dword [esp + 0x14], eax
cmp eax, 2
jb 0x4a89f4
mov byte [esp + 0x12], 1
mov dword [ebx], 1
jmp 0x4a8b88
mov eax, dword [esp + 0x14]
mov dword [esp + 0x18], 0
test eax, eax
jne 0x4a8ce2
mov ecx, ebx
mov dword [ecx], eax
cmp byte [esp + 0x70], al
jne 0x4a8be2
cmp dword [esp + 0x1c], eax
je 0x4a8be2
mov ebx, dword [esp + 0x1c]
push 0x50996c
push ebx
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a8bf8
push str.jpeg
push ebx
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a8bf8
push 0x509980
push ebx
call fcn.004c4e9d
add esp, 8
test eax, eax
je 0x4a8bf8
test edi, edi
jne 0x4a8c00
push str.56____
call fcn.0049fc00
add esp, 4
push eax
call esi
mov edi, eax
test edi, edi
je 0x4a8d5c
push 0x509988
call fcn.0049fce0
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
add esp, 4
push eax
push edi
call esi
push 0x5099a0
mov ebp, eax
call fcn.0049fce0
add esp, 4
push eax
push edi
call esi
push 0x5099b8
mov dword [esp + 0x2c], eax
call fcn.0049fce0
add esp, 4
push eax
push edi
call esi
push 0x5099dc
mov ebx, eax
call fcn.0049fce0
add esp, 4
push eax
push edi
call esi
push 0x509a00
mov dword [esp + 0x24], eax
call fcn.0049fce0
add esp, 4
push eax
push edi
call esi
mov esi, eax
xor eax, eax
mov dword [esp + 0x2c], 1
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], eax
mov dword [esp + 0x38], eax
cmp ebp, eax
je 0x4a8cd3
push eax
lea edx, [esp + 0x30]
push edx
lea eax, [esp + 0x2c]
push eax
call ebp
test eax, eax
jne 0x4a8cd3
mov edx, dword [esp + 0x5c]
lea ecx, [esp + 0x1c]
push ecx
push edx
call ebx
test eax, eax
jne 0x4a8cca
mov ecx, dword [esp + 0x1c]
push 0xff000000
lea eax, [esp + 0x18]
push eax
push ecx
call dword [esp + 0x2c]
test eax, eax
je 0x4a8cc3
mov dword [esp + 0x14], 0
mov edx, dword [esp + 0x1c]
push edx
call esi
mov eax, dword [esp + 0x24]
push eax
call dword [esp + 0x2c]
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov eax, dword [esp + 0x14]
mov ebp, dword [esp + 0x5c]
cmp byte [esp + 0x10], 0
mov ebx, dword [sym.imp.GDI32.dll_DeleteObject]
mov edi, dword [esp + 0x68]
je 0x4a8efd
cmp dword [edi], 0
je 0x4a8d14
lea ecx, [esp + 0x2c]
push ecx
push eax
call dword [sym.imp.USER32.dll_GetIconInfo]
test eax, eax
je 0x4a8ee2
mov eax, dword [esp + 0x38]
lea edx, [esp + 0x40]
push edx
push 0x18
push eax
call dword [sym.imp.GDI32.dll_GetObjectW]
mov esi, dword [esp + 0x64]
cmp esi, 0xffffffff
jne 0x4a8e78
cmp dword [esp + 0x44], 0
je 0x4a8e9a
fild dword [esp + 0x48]
fidiv dword [esp + 0x44]
fimul dword [esp + 0x60]
fadd qword [0x50a070]
call fcn.004d3dc0
mov esi, eax
mov dword [esp + 0x64], esi
jmp 0x4a8e9a
push 0
push 0
push 3
push 0
push 0
push SysReAllocString
push ebp
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0x4a89f4
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
push eax
push 2
mov dword [esp + 0x64], eax
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
test esi, esi
jne 0x4a8daa
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x48
ret
push esi
call dword [sym.imp.KERNEL32.dll_GlobalLock]
test eax, eax
jne 0x4a8dcd
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push esi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x48
ret
mov edx, dword [esp + 0x5c]
push 0
lea ecx, [esp + 0x60]
push ecx
push edx
push eax
push edi
call dword [sym.imp.KERNEL32.dll_ReadFile]
push esi
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea eax, [esp + 0x1c]
push eax
push 0
push esi
call dword [sym.imp.ole32.dll_CreateStreamOnHGlobal]
test eax, eax
js 0x4a8dbc
mov eax, dword [esp + 0x1c]
test eax, eax
je 0x4a8dbc
lea ecx, [esp + 0x18]
push ecx
push 0x4df8d0
push 0
push 0
push eax
call dword [sym.imp.OLEAUT32.dll_OleCreatePictureIndirect]
test eax, eax
jns 0x4a8e2a
mov dword [esp + 0x18], 0
mov eax, dword [esp + 0x1c]
mov edx, dword [eax]
push eax
mov eax, dword [edx + 8]
call eax
push esi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, dword [esp + 0x18]
test eax, eax
je 0x4a89f4
mov ecx, dword [eax]
lea edx, [esp + 0x14]
push edx
push eax
mov eax, dword [ecx + 0xc]
call eax
mov eax, dword [esp + 0x14]
test eax, eax
jne 0x4a8ce2
mov eax, dword [esp + 0x18]
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x48
ret
cmp dword [esp + 0x48], 0
je 0x4a8e9a
fild dword [esp + 0x44]
fidiv dword [esp + 0x48]
fimul dword [esp + 0x64]
fadd qword [0x50a070]
call fcn.004d3dc0
mov dword [esp + 0x60], eax
cmp dword [edi], 0
je 0x4a8ef7
mov eax, dword [esp + 0x3c]
push eax
call ebx
mov ecx, dword [esp + 0x38]
push ecx
call ebx
cmp byte [esp + 0x12], 0
jne 0x4a8ef7
cmp byte [esp + 0x13], 0
jne 0x4a8ef7
mov edx, dword [esp + 0x14]
push edx
call dword [sym.imp.USER32.dll_DestroyIcon]
mov eax, dword [esp + 0x60]
mov ecx, dword [edi]
push 0x10
push esi
push eax
push ecx
push ebp
push 0
call dword [sym.imp.USER32.dll_LoadImageW]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x48
ret
mov edx, dword [esp + 0x14]
push edx
call dword [sym.imp.USER32.dll_DestroyIcon]
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x48
ret
mov eax, dword [esp + 0x14]
jmp 0x4a8f01
mov esi, dword [esp + 0x64]
cmp dword [esp + 0x18], 0
je 0x4a8f3e
cmp dword [esp + 0x60], 0
jne 0x4a8f18
test esi, esi
jne 0x4a8f18
lea ecx, [esi + 4]
jmp 0x4a8f1a
xor ecx, ecx
mov edx, dword [esp + 0x60]
push ecx
mov ecx, dword [esp + 0x68]
push ecx
push edx
push 0
push eax
call dword [sym.imp.USER32.dll_CopyImage]
mov esi, eax
mov eax, dword [esp + 0x18]
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
jmp 0x4a8f80
cmp dword [esp + 0x60], 0
jne 0x4a8fcb
test esi, esi
jne 0x4a8fcb
cmp byte [esp + 0x11], 0
jne 0x4a8fd2
cmp dword [esp + 0x6c], 1
jl 0x4a8fc3
cmp dword [edi], 1
je 0x4a8fc3
mov ecx, 0xc
mov edx, dword [esp + 0x60]
push ecx
mov ecx, dword [esp + 0x68]
push ecx
mov ecx, dword [esp + 0x70]
push edx
mov edx, dword [ecx]
push edx
push eax
call dword [sym.imp.USER32.dll_CopyImage]
mov esi, eax
cmp dword [esp + 0x6c], 0
jle 0x4a8fc1
mov ebp, dword [esp + 0x68]
cmp dword [ebp], 0
jne 0x4a8fc1
lea eax, [esp + 0x2c]
push eax
mov dword [esp + 0x30], 1
mov dword [esp + 0x3c], esi
mov dword [esp + 0x40], esi
call dword [sym.imp.USER32.dll_CreateIconIndirect]
cmp byte [esp + 0x11], 0
mov edi, eax
jne 0x4a8fb8
push esi
call ebx
mov esi, edi
mov dword [ebp], 1
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x48
ret
cmp byte [esp + 0x11], 0
je 0x4a8f60
xor ecx, ecx
jmp 0x4a8f65