Function at 0x4dbda0
Capabilities:
Check if file exists
Delete file
Move file

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4fa833
mov eax, dword fs:[0]
push eax
push ecx
mov eax, 0x19188
call fcn.004bb400
mov eax, dword [0x544af0]
xor eax, ebp
mov dword [ebp - 0xa0], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
mov dword [ebp - 4], 0
call fcn.004041b0
mov dword [ebp - 0x5c], eax
push 0xa
lea ecx, [ebp - 0x50]
call fcn.00498830
mov byte [ebp - 4], 1
lea eax, [ebp - 0x50]
push eax
push ecx
mov ecx, esp
mov dword [ebp - 0x190a8], esp
lea edx, [ebp + 8]
push edx
call fcn.00402580
mov dword [ebp - 0x19108], eax
call fcn.004d7e80
add esp, 8
mov dword [ebp - 0x1910c], eax
mov eax, dword [ebp - 0x1910c]
mov dword [ebp - 0x68], eax
cmp dword [ebp - 0x68], 6
je 0x4dbf23
lea ecx, [ebp + 8]
push ecx
push str._DownloadFile__Invalid_arguments__nArg_6_:
lea edx, [ebp - 0x190bc]
push edx
call fcn.00404b90
add esp, 0xc
mov dword [ebp - 0x19110], eax
mov eax, dword [ebp - 0x19110]
mov dword [ebp - 0x19114], eax
mov byte [ebp - 4], 2
mov ecx, dword [ebp - 0x19114]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
mov dword [ebp - 0x20], eax
cmp dword [ebp - 0x20], 0
jne 0x4dbe81
mov dword [ebp - 0x19118], 0
jmp 0x4dbee5
mov ecx, dword [ebp - 0x20]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenW]
add eax, 1
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0x3fffffff
jle 0x4dbea6
mov dword [ebp - 0x1911c], 0
jmp 0x4dbed9
mov eax, dword [ebp - 0x14]
shl eax, 1
call fcn.004bc060
mov dword [ebp - 0x19120], esp
mov dword [ebp - 0x10], esp
mov edx, dword [ebp - 0x5c]
push edx
mov eax, dword [ebp - 0x14]
shl eax, 1
push eax
mov ecx, dword [ebp - 0x20]
push ecx
mov edx, dword [ebp - 0x19120]
push edx
call fcn.004081e0
mov dword [ebp - 0x1911c], eax
mov eax, dword [ebp - 0x1911c]
mov dword [ebp - 0x19118], eax
mov ecx, dword [ebp - 0x19118]
mov dword [ebp - 0x190b8], ecx
lea edx, [ebp - 0x190b8]
push edx
lea ecx, [ebp - 0x190b4]
call fcn.004b645c
push 0x525c54
lea eax, [ebp - 0x190b4]
push eax
call fcn.004bbab3
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x190bc]
call fcn.004079a0
push 0
lea ecx, [ebp - 0x50]
call fcn.00498807
push eax
lea ecx, [ebp - 0x50]
call fcn.0040d320
push eax
lea ecx, [ebp - 0x58]
call fcn.00402580
mov byte [ebp - 4], 3
push 1
lea ecx, [ebp - 0x50]
call fcn.00498807
push eax
lea ecx, [ebp - 0x50]
call fcn.0040d320
push eax
lea ecx, [ebp - 0x34]
call fcn.00402580
mov byte [ebp - 4], 4
push 2
lea ecx, [ebp - 0x50]
call fcn.00498807
push eax
lea ecx, [ebp - 0x50]
call fcn.0040d320
push eax
lea ecx, [ebp - 0x30]
call fcn.00402580
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x34]
call fcn.00404ce0
movzx ecx, al
test ecx, ecx
jne 0x4dbfa5
lea ecx, [ebp - 0x30]
call fcn.00404ce0
movzx edx, al
test edx, edx
je 0x4dc095
mov dword [ebp - 0x20], str._DownloadFile__Arguments_Url_Or_Path_Empty__
cmp dword [ebp - 0x20], 0
jne 0x4dbfbe
mov dword [ebp - 0x19124], 0
jmp 0x4dc022
mov eax, dword [ebp - 0x20]
push eax
call dword [sym.imp.KERNEL32.dll_lstrlenW]
add eax, 1
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0x3fffffff
jle 0x4dbfe3
mov dword [ebp - 0x19128], 0
jmp 0x4dc016
mov eax, dword [ebp - 0x14]
shl eax, 1
call fcn.004bc060
mov dword [ebp - 0x1912c], esp
mov dword [ebp - 0x10], esp
mov ecx, dword [ebp - 0x5c]
push ecx
mov edx, dword [ebp - 0x14]
shl edx, 1
push edx
mov eax, dword [ebp - 0x20]
push eax
mov ecx, dword [ebp - 0x1912c]
push ecx
call fcn.004081e0
mov dword [ebp - 0x19128], eax
mov edx, dword [ebp - 0x19128]
mov dword [ebp - 0x19124], edx
mov eax, dword [ebp - 0x19124]
mov dword [ebp - 0x190cc], eax
lea ecx, [ebp - 0x190cc]
push ecx
lea ecx, [ebp - 0x190c8]
call fcn.004b645c
push 0x525c54
lea edx, [ebp - 0x190c8]
push edx
call fcn.004bbab3
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x30]
call fcn.004079a0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x34]
call fcn.004079a0
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x58]
call fcn.004079a0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x50]
call fcn.0049895a
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp + 8]
call fcn.004079a0
jmp 0x4dc74e
push 3
lea ecx, [ebp - 0x50]
call fcn.00498807
push eax
lea ecx, [ebp - 0x50]
call fcn.0040d320
push eax
lea ecx, [ebp - 0x54]
call fcn.00402580
mov byte [ebp - 4], 6
push 4
lea ecx, [ebp - 0x50]
call fcn.00498807
push eax
lea ecx, [ebp - 0x50]
call fcn.0040d320
push eax
lea ecx, [ebp - 0x60]
call fcn.00402580
mov byte [ebp - 4], 7
push 5
lea ecx, [ebp - 0x50]
call fcn.00498807
push eax
lea ecx, [ebp - 0x50]
call fcn.0040d320
push eax
lea ecx, [ebp - 0x18]
call fcn.00402580
mov byte [ebp - 4], 8
lea ecx, [ebp - 0x54]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
call fcn.004b8592
add esp, 4
mov dword [ebp - 0x2c], eax
lea ecx, [ebp - 0x60]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
call fcn.004b8592
add esp, 4
mov dword [ebp - 0x28], eax
cmp dword [ebp - 0x2c], 0
jl 0x4dc135
cmp dword [ebp - 0x28], 0
jl 0x4dc135
mov eax, dword [ebp - 0x28]
sub eax, dword [ebp - 0x2c]
jns 0x4dc249
mov dword [ebp - 0x20], str._DownloadFile__Arguments_Start_Or_End_Pos_Invalid__
cmp dword [ebp - 0x20], 0
jne 0x4dc14e
mov dword [ebp - 0x19130], 0
jmp 0x4dc1b2
mov ecx, dword [ebp - 0x20]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenW]
add eax, 1
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0x3fffffff
jle 0x4dc173
mov dword [ebp - 0x19134], 0
jmp 0x4dc1a6
mov eax, dword [ebp - 0x14]
shl eax, 1
call fcn.004bc060
mov dword [ebp - 0x19138], esp
mov dword [ebp - 0x10], esp
mov edx, dword [ebp - 0x5c]
push edx
mov eax, dword [ebp - 0x14]
shl eax, 1
push eax
mov ecx, dword [ebp - 0x20]
push ecx
mov edx, dword [ebp - 0x19138]
push edx
call fcn.004081e0
mov dword [ebp - 0x19134], eax
mov eax, dword [ebp - 0x19134]
mov dword [ebp - 0x19130], eax
mov ecx, dword [ebp - 0x19130]
mov dword [ebp - 0x190dc], ecx
lea edx, [ebp - 0x190dc]
push edx
lea ecx, [ebp - 0x190d8]
call fcn.004b645c
push 0x525c54
lea eax, [ebp - 0x190d8]
push eax
call fcn.004bbab3
mov byte [ebp - 4], 7
lea ecx, [ebp - 0x18]
call fcn.004079a0
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x60]
call fcn.004079a0
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x54]
call fcn.004079a0
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x30]
call fcn.004079a0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x34]
call fcn.004079a0
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x58]
call fcn.004079a0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x50]
call fcn.0049895a
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp + 8]
call fcn.004079a0
jmp 0x4dc74e
mov dword [ebp - 0x1c], 0
lea ecx, [ebp - 0x18]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
call fcn.004b8592
add esp, 4
mov dword [ebp - 0x24], eax
mov byte [ebp - 4], 9
push 0
push 0
push 0
push 0
push 1
push 0
lea ecx, [ebp - 0x7c]
call fcn.004a370b
mov dword [ebp - 0x1913c], eax
mov byte [ebp - 4], 0xa
push 0
push 0
push 2
push 1
lea ecx, [ebp - 0x34]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
lea ecx, [ebp - 0x7c]
call fcn.004a4341
mov dword [ebp - 0x19140], eax
mov ecx, dword [ebp - 0x19140]
mov dword [ebp - 0x80], ecx
cmp dword [ebp - 0x80], 0
je 0x4dc5cf
lea ecx, [ebp - 0x94]
call fcn.00498ef6
mov dword [ebp - 0x19144], eax
mov byte [ebp - 4], 0xb
lea ecx, [ebp - 0x30]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x4dc2ef
lea ecx, [ebp - 0x30]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov ecx, dword [ebp - 0x80]
call fcn.0040d250
mov dword [ebp - 0x1914c], eax
mov dword [ebp - 0x19148], edx
mov edx, dword [ebp - 0x1914c]
mov dword [ebp - 0x84], edx
cmp dword [ebp - 0x84], 0x64
jae 0x4dc32c
cmp dword [ebp - 0x24], 0
jle 0x4dc32c
mov eax, dword [ebp - 0x24]
shl eax, 0xa
mov dword [ebp - 0x84], eax
jmp 0x4dc33f
cmp dword [ebp - 0x84], 0x64
jae 0x4dc33f
mov dword [ebp - 0x84], 0xa00000
mov ecx, dword [ebp - 0x80]
call fcn.00408430
push 0x513ddc
lea ecx, [ebp - 0x30]
push ecx
lea edx, [ebp - 0x190e4]
push edx
call fcn.00404ae0
add esp, 0xc
mov dword [ebp - 0x19150], eax
mov eax, dword [ebp - 0x19150]
mov dword [ebp - 0x19154], eax
mov byte [ebp - 4], 0xc
push 0
push 0x1001
mov ecx, dword [ebp - 0x19154]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
lea ecx, [ebp - 0x94]
call fcn.0049937f
mov dword [ebp - 0x19158], eax
mov ecx, dword [ebp - 0x19158]
mov dword [ebp - 0x190e0], ecx
mov byte [ebp - 4], 0xb
lea ecx, [ebp - 0x190e4]
call fcn.004079a0
cmp dword [ebp - 0x190e0], 0
je 0x4dc5c0
mov dword [ebp - 0x98], 0
mov dword [ebp - 0x9c], 0
push ecx
mov edx, esp
mov dword [ebp - 0x190e8], esp
lea eax, [ebp - 0x34]
push eax
push str.DownloadFile_Start_:
push edx
call fcn.00404b90
add esp, 0xc
mov dword [ebp - 0x1915c], eax
mov ecx, 0x549cf8
call fcn.004eb140
lea ecx, [ebp - 0x58]
call fcn.00404ca0
mov dword [ebp - 0x19160], eax
mov ecx, dword [ebp - 0x2c]
push ecx
mov edx, dword [ebp - 0x19160]
push edx
push 0x7e7
mov eax, dword [0x549cc8]
push eax
call dword [sym.imp.USER32.dll_SendMessageW]
push 0x18fff
lea ecx, [ebp - 0x190a0]
push ecx
mov edx, dword [ebp - 0x80]
mov eax, dword [edx]
mov ecx, dword [ebp - 0x80]
mov edx, dword [eax + 0x34]
call edx
mov dword [ebp - 0x19164], eax
mov eax, dword [ebp - 0x19164]
mov dword [ebp - 0x98], eax
cmp dword [ebp - 0x98], 0
jbe 0x4dc530
mov ecx, dword [ebp - 0x9c]
add ecx, dword [ebp - 0x98]
mov dword [ebp - 0x9c], ecx
mov edx, dword [ebp - 0x98]
push edx
lea eax, [ebp - 0x190a0]
push eax
lea ecx, [ebp - 0x94]
call fcn.00498c2c
mov ecx, dword [ebp - 0x84]
mov dword [ebp - 0x1916c], ecx
mov dword [ebp - 0x19168], 0
fild qword [ebp - 0x1916c]
mov edx, dword [ebp - 0x9c]
mov dword [ebp - 0x19174], edx
mov dword [ebp - 0x19170], 0
fild qword [ebp - 0x19174]
fmul qword [0x518680]
fdivrp st(1)
mov eax, dword [ebp - 0x28]
sub eax, dword [ebp - 0x2c]
mov dword [ebp - 0x19178], eax
fild dword [ebp - 0x19178]
fmulp st(1)
call fcn.004bbbf0
mov dword [ebp - 0x190a4], eax
mov ecx, dword [ebp - 0x190a4]
add ecx, dword [ebp - 0x2c]
cmp ecx, 0x64
jge 0x4dc52b
lea ecx, [ebp - 0x58]
call fcn.00404ca0
mov dword [ebp - 0x1917c], eax
mov edx, dword [ebp - 0x190a4]
add edx, dword [ebp - 0x2c]
push edx
mov eax, dword [ebp - 0x1917c]
push eax
push 0x7e7
mov ecx, dword [0x549cc8]
push ecx
call dword [sym.imp.USER32.dll_SendMessageW]
jmp 0x4dc42a
mov edx, dword [ebp - 0x80]
mov eax, dword [edx]
mov ecx, dword [ebp - 0x80]
mov edx, dword [eax + 0x4c]
call edx
lea ecx, [ebp - 0x94]
call fcn.00498e90
push str..tmp
lea eax, [ebp - 0x30]
push eax
lea ecx, [ebp - 0x190ec]
push ecx
call fcn.00404ae0
add esp, 0xc
mov dword [ebp - 0x19180], eax
lea ecx, [ebp - 0x30]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
mov ecx, dword [ebp - 0x19180]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
push eax
call dword [sym.imp.KERNEL32.dll_MoveFileW]
mov dword [ebp - 0x1c], eax
lea ecx, [ebp - 0x190ec]
call fcn.004079a0
cmp dword [ebp - 0x1c], 0
je 0x4dc5c0
push ecx
mov edx, esp
mov dword [ebp - 0x190f0], esp
lea eax, [ebp - 0x30]
push eax
push str.DownloadFile_Success_:
push edx
call fcn.00404b90
add esp, 0xc
mov dword [ebp - 0x19184], eax
mov ecx, 0x549cf8
call fcn.004eb140
mov byte [ebp - 4], 0xa
lea ecx, [ebp - 0x94]
call fcn.0049900f
mov byte [ebp - 4], 9
lea ecx, [ebp - 0x7c]
call fcn.004a3ea8
jmp 0x4dc5ea
mov dword [ebp - 4], 8
cmp dword [ebp - 0x1c], 0
jne 0x4dc6eb
lea ecx, [ebp - 0x34]
push ecx
push str._DownloadFile__Download_File_Failed:
lea edx, [ebp - 0x19104]
push edx
call fcn.00404b90
add esp, 0xc
mov dword [ebp - 0x19188], eax
mov eax, dword [ebp - 0x19188]
mov dword [ebp - 0x1918c], eax
mov byte [ebp - 4], 0xe
mov ecx, dword [ebp - 0x1918c]
call sym.QiyiInstaller.exe_public:_enum_eScriptType___thiscall_CScriptModule::Type_void_
mov dword [ebp - 0x20], eax
cmp dword [ebp - 0x20], 0
jne 0x4dc649
mov dword [ebp - 0x19190], 0
jmp 0x4dc6ad
mov ecx, dword [ebp - 0x20]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenW]
add eax, 1
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0x3fffffff
jle 0x4dc66e
mov dword [ebp - 0x19194], 0
jmp 0x4dc6a1
mov eax, dword [ebp - 0x14]
shl eax, 1
call fcn.004bc060
mov dword [ebp - 0x19198], esp
mov dword [ebp - 0x10], esp
mov edx, dword [ebp - 0x5c]
push edx
mov eax, dword [ebp - 0x14]
shl eax, 1
push eax
mov ecx, dword [ebp - 0x20]
push ecx
mov edx, dword [ebp - 0x19198]
push edx
call fcn.004081e0
mov dword [ebp - 0x19194], eax
mov eax, dword [ebp - 0x19194]
mov dword [ebp - 0x19190], eax
mov ecx, dword [ebp - 0x19190]
mov dword [ebp - 0x19100], ecx
lea edx, [ebp - 0x19100]
push edx
lea ecx, [ebp - 0x190fc]
call fcn.004b645c
push 0x525c54
lea eax, [ebp - 0x190fc]
push eax
call fcn.004bbab3
mov byte [ebp - 4], 8
lea ecx, [ebp - 0x19104]
call fcn.004079a0
mov byte [ebp - 4], 7
lea ecx, [ebp - 0x18]
call fcn.004079a0
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x60]
call fcn.004079a0
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x54]
call fcn.004079a0
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x30]
call fcn.004079a0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x34]
call fcn.004079a0
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x58]
call fcn.004079a0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x50]
call fcn.0049895a
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp + 8]
call fcn.004079a0
lea esp, [ebp - 0x191a8]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0xa0]
xor ecx, ebp
call fcn.004b5e12
mov esp, ebp
pop ebp
ret