Function at 0x4e4230
Capabilities:
Check if file exists
Copy file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x80
mov eax, dword [0x54eb90]
xor eax, ebp
mov dword [ebp - 0x54], eax
call fcn.004038f0
mov dword [ebp - 0x30], eax
push 0xa
lea ecx, [ebp - 0x2c]
call fcn.004a0846
lea eax, [ebp - 0x2c]
push eax
push ecx
mov ecx, esp
mov dword [ebp - 0x3c], esp
lea edx, [ebp + 8]
push edx
call fcn.00402120
call fcn.004e1bd0
add esp, 8
mov dword [ebp - 0x38], eax
cmp dword [ebp - 0x38], 2
je 0x4e4322
lea eax, [ebp + 8]
push eax
push str._Copy__Invalid_arguments__nArg_2_:
lea ecx, [ebp - 0x50]
push ecx
call fcn.004042e0
add esp, 0xc
mov ecx, eax
call sym.QiyiInstaller.exe_public:_char_const____thiscall_Json::StaticString::operator_char_const__void_const
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0
jne 0x4e42ab
mov dword [ebp - 0x6c], 0
jmp 0x4e42fa
mov edx, dword [ebp - 0xc]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenW]
add eax, 1
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0x3fffffff
jle 0x4e42cd
mov dword [ebp - 0x70], 0
jmp 0x4e42f4
mov eax, dword [ebp - 4]
shl eax, 1
call fcn.004c5300
mov dword [ebp - 0x74], esp
mov eax, dword [ebp - 0x30]
push eax
mov ecx, dword [ebp - 4]
shl ecx, 1
push ecx
mov edx, dword [ebp - 0xc]
push edx
mov eax, dword [ebp - 0x74]
push eax
call fcn.00407890
mov dword [ebp - 0x70], eax
mov ecx, dword [ebp - 0x70]
mov dword [ebp - 0x6c], ecx
mov edx, dword [ebp - 0x6c]
mov dword [ebp - 0x4c], edx
lea eax, [ebp - 0x4c]
push eax
lea ecx, [ebp - 0x48]
call fcn.004bdd7c
push 0x52b83c
lea ecx, [ebp - 0x48]
push ecx
call fcn.004c5561
lea ecx, [ebp - 0x50]
call fcn.00402e80
push 0
lea ecx, [ebp - 0x2c]
call fcn.004a081d
push eax
lea ecx, [ebp - 0x2c]
call fcn.00408bc0
push eax
lea ecx, [ebp - 0x10]
call fcn.00402120
push 1
lea ecx, [ebp - 0x2c]
call fcn.004a081d
push eax
lea ecx, [ebp - 0x2c]
call fcn.00408bc0
push eax
lea ecx, [ebp - 8]
call fcn.00402120
push 0
lea ecx, [ebp - 8]
call sym.QiyiInstaller.exe_public:_char_const____thiscall_Json::StaticString::operator_char_const__void_const
push eax
lea ecx, [ebp - 0x10]
call sym.QiyiInstaller.exe_public:_char_const____thiscall_Json::StaticString::operator_char_const__void_const
push eax
call dword [sym.imp.KERNEL32.dll_CopyFileW]
test eax, eax
jne 0x4e4438
lea ecx, [ebp - 0x10]
call sym.QiyiInstaller.exe_public:_char_const____thiscall_Json::StaticString::operator_char_const__void_const
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x4e4438
lea edx, [ebp - 0x10]
push edx
push str._Copy__Source_file_or_path_not_found:
lea eax, [ebp - 0x68]
push eax
call fcn.004042e0
add esp, 0xc
mov ecx, eax
call sym.QiyiInstaller.exe_public:_char_const____thiscall_Json::StaticString::operator_char_const__void_const
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0
jne 0x4e43c1
mov dword [ebp - 0x78], 0
jmp 0x4e4410
mov ecx, dword [ebp - 0xc]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenW]
add eax, 1
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0x3fffffff
jle 0x4e43e3
mov dword [ebp - 0x7c], 0
jmp 0x4e440a
mov eax, dword [ebp - 4]
shl eax, 1
call fcn.004c5300
mov dword [ebp - 0x80], esp
mov edx, dword [ebp - 0x30]
push edx
mov eax, dword [ebp - 4]
shl eax, 1
push eax
mov ecx, dword [ebp - 0xc]
push ecx
mov edx, dword [ebp - 0x80]
push edx
call fcn.00407890
mov dword [ebp - 0x7c], eax
mov eax, dword [ebp - 0x7c]
mov dword [ebp - 0x78], eax
mov ecx, dword [ebp - 0x78]
mov dword [ebp - 0x64], ecx
lea edx, [ebp - 0x64]
push edx
lea ecx, [ebp - 0x60]
call fcn.004bdd7c
push 0x52b83c
lea eax, [ebp - 0x60]
push eax
call fcn.004c5561
lea ecx, [ebp - 0x68]
call fcn.00402e80
lea ecx, [ebp - 8]
call fcn.00402e80
lea ecx, [ebp - 0x10]
call fcn.00402e80
lea ecx, [ebp - 0x2c]
call fcn.004a0970
lea ecx, [ebp + 8]
call fcn.00402e80
lea esp, [ebp - 0x80]
mov ecx, dword [ebp - 0x54]
xor ecx, ebp
call fcn.004bd72f
mov esp, ebp
pop ebp
ret