Function at 0x479880
Capabilities:
Check http status code
Connect to http server
Create http request
Download and write a file
Get http content length
Read data from internet
Receive and write data from server to client
Receive data
Send data
Send http request
Write file on windows

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffbc
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x44], ebx
mov dword [ebp - 0x40], ebx
mov dword [ebp - 0x3c], ebx
mov dword [ebp - 0x38], ebx
mov dword [ebp - 0x34], ebx
mov dword [ebp - 0x10], ebx
mov dword [ebp - 4], ebx
mov dword [ebp - 8], ecx
mov edi, edx
mov esi, eax
xor eax, eax
push ebp
push 0x47a012
push dword fs:[eax]
mov dword fs:[eax], esp
xor eax, eax
mov dword [ebp - 0xc], eax
lea eax, [esi + 0x48]
call fcn.00404cd0
mov dword [esi + 0x54], 0x3e7
mov dword [esi + 0x58], 0x3e7
mov dword [esi + 0x50], 0xffffffff
cmp dword [esi + 0x40], 0
je 0x4798f0
mov edx, dword [esi + 0x40]
mov eax, dword [esi + 0x10]
call fcn.00474c18
lea eax, [esi + 0x40]
call fcn.00404cd0
mov edx, edi
mov eax, dword [esi + 0x10]
call fcn.00474c18
test al, al
je 0x479fe1
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 8]
mov edx, dword [esi + 0x10]
mov edx, dword [edx + 0x1c]
call fcn.004050ec
jne 0x479929
mov eax, dword [esi + 0x10]
mov ax, word [eax + 0xc]
mov edx, dword [esi + 0x10]
cmp ax, word [edx + 0xe]
je 0x479a16
mov eax, esi
call fcn.0047a3f8
push 0
push 0
push 0
push 0
mov eax, dword [esi + 0x2c]
call fcn.004051a0
push eax
call sub.wininet.dll_InternetOpenA
mov dword [esi + 0x18], eax
cmp dword [esi + 0x18], 0
jne 0x47995b
mov dword [esi + 0x58], 0x37a
jmp 0x479f4d
push 0x4789f8
mov eax, dword [esi + 0x18]
push eax
call sub.wininet.dll_InternetSetStatusCallback
cmp byte [esi + 0x78], 0
je 0x4799bc
mov eax, 0x4789f8
test eax, eax
jns 0x47997d
call fcn.00403e78
push eax
push 0
push 3
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 0x14]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 0x10]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x10]
mov ax, word [eax + 0xc]
push eax
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 8]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x18]
push eax
call sub.wininet.dll_InternetConnectA
mov dword [esi + 0x1c], eax
jmp 0x479a04
mov eax, 0x4789f8
test eax, eax
jns 0x4799ca
call fcn.00403e78
push eax
push 0
push 3
mov eax, dword [esi + 0x80]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x7c]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x10]
mov ax, word [eax + 0xc]
push eax
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 8]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x18]
push eax
call sub.wininet.dll_InternetConnectA
mov dword [esi + 0x1c], eax
cmp dword [esi + 0x1c], 0
jne 0x479a16
mov dword [esi + 0x58], 0x384
jmp 0x479f4d
imul eax, dword [esi + 0x4c], 0x3e8
jno 0x479a24
call fcn.00403e80
test eax, eax
jns 0x479a2d
call fcn.00403e78
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x14]
push eax
push 2
mov eax, dword [esi + 0x1c]
push eax
call sub.wininet.dll_InternetQueryOptionA
push 4
lea eax, [ebp - 0x14]
push eax
push 2
mov eax, dword [esi + 0x1c]
push eax
call sub.wininet.dll_InternetSetOptionA
push 4
lea eax, [ebp - 0x14]
push eax
push 6
mov eax, dword [esi + 0x1c]
push eax
call sub.wininet.dll_InternetSetOptionA
cmp byte [esi + 0x14], 0
je 0x479a7a
lea eax, [ebp - 0x10]
mov edx, 0x47a030
call fcn.00404d68
jmp 0x479a9c
cmp dword [ebp - 8], 0
jne 0x479a8f
lea eax, [ebp - 0x10]
mov edx, 0x47a040
call fcn.00404d68
jmp 0x479a9c
lea eax, [ebp - 0x10]
mov edx, 0x47a030
call fcn.00404d68
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 4]
mov edx, 0x47a04c
call fcn.004050ec
jne 0x479ab7
mov dword [ebp - 0x2c], 0x80f000
jmp 0x479abc
xor eax, eax
mov dword [ebp - 0x2c], eax
or dword [ebp - 0x2c], 0x80000000
cmp dword [esi + 8], 0
je 0x479ad0
or dword [ebp - 0x2c], 0x80000
cmp byte [esi + 0x24], 0
jne 0x479add
or dword [ebp - 0x2c], 0x4000000
cmp byte [esi + 4], 0
je 0x479aea
or dword [ebp - 0x2c], 0x400000
cmp byte [esi + 5], 0
jne 0x479af7
or dword [ebp - 0x2c], 0x200000
mov eax, dword [esi + 0x84]
mov dword [ebp - 0x30], eax
sub dword [ebp - 0x30], 1
jno 0x479b0b
call fcn.00403e80
mov eax, 0x4789f8
test eax, eax
jns 0x479b19
call fcn.00403e78
push eax
mov eax, dword [ebp - 0x2c]
push eax
lea eax, [esi + 0x28]
push eax
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 0x20]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x30]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 0x18]
call fcn.004051a0
push eax
mov eax, dword [ebp - 0x10]
call fcn.004051a0
push eax
mov eax, dword [esi + 0x1c]
push eax
call sub.wininet.dll_HttpOpenRequestA
mov dword [esi + 0x20], eax
cmp dword [esi + 0x20], 0
jne 0x479b6a
mov dword [esi + 0x58], 0x38e
jmp 0x479c19
lea edx, [ebp - 0x34]
mov eax, dword [esi + 0x20]
call fcn.004789e0
mov edx, dword [ebp - 0x34]
mov eax, dword [0x4b939c]
call fcn.00478820
test eax, eax
jne 0x479ba0
lea edx, [ebp - 0x38]
mov eax, dword [esi + 0x20]
call fcn.004789e0
mov edx, dword [ebp - 0x38]
mov ecx, esi
mov eax, dword [0x4b939c]
call fcn.004786f4
mov edx, dword [esi + 0x20]
mov eax, esi
call fcn.0047a7b8
mov eax, dword [ebp - 0x10]
mov edx, 0x47a040
call fcn.004050ec
jne 0x479bd2
push 0
push 0
push 0
push 0
mov eax, dword [esi + 0x20]
push eax
call sub.wininet.dll_HttpSendRequestA
cmp eax, 1
sbb ebx, ebx
inc ebx
jmp 0x479c00
mov eax, dword [ebp - 8]
call fcn.00404fa0
test eax, eax
jns 0x479be3
call fcn.00403e78
push eax
mov eax, dword [ebp - 8]
call fcn.004051a0
push eax
push 0
push 0
mov eax, dword [esi + 0x20]
push eax
call sub.wininet.dll_HttpSendRequestA
cmp eax, 1
sbb ebx, ebx
inc ebx
cmp dword [ebp - 0x30], 1
jl 0x479c19
test bl, bl
jne 0x479c11
push 0x64
call sub.kernel32.dll_Sleep_1
test bl, bl
je 0x479b00
test bl, bl
jne 0x479c29
mov dword [esi + 0x58], 0x398
jmp 0x479f4d
mov edx, dword [esi + 0x20]
mov eax, esi
call fcn.0047a508
cmp dword [esi + 8], 0
je 0x479c4d
lea edx, [ebp - 0x3c]
mov eax, esi
call fcn.0047a4f4
mov edx, dword [ebp - 0x3c]
mov eax, esi
call fcn.0047a600
xor eax, eax
mov dword [ebp - 0x14], eax
xor eax, eax
mov dword [ebp - 0x18], eax
xor eax, eax
mov dword [ebp - 0x1c], eax
lea eax, [ebp - 0x1c]
push eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x14]
push eax
push 0x20000013
mov eax, dword [esi + 0x20]
push eax
call sub.wininet.dll_HttpQueryInfoA
cmp eax, 1
sbb ebx, ebx
inc ebx
test bl, bl
jne 0x479cb1
call sub.kernel32.dll_GetLastError_1
cmp eax, 0x7a
jne 0x479cb1
mov dword [ebp - 0x18], 4
lea eax, [ebp - 0x1c]
push eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x14]
push eax
push 0x20000013
mov eax, dword [esi + 0x20]
push eax
call sub.wininet.dll_HttpQueryInfoA
cmp eax, 1
sbb ebx, ebx
inc ebx
mov eax, dword [ebp - 0x14]
test eax, eax
jns 0x479cbd
call fcn.00403e78
mov dword [esi + 0x54], eax
test bl, bl
je 0x479cd6
cmp dword [ebp - 0x14], 0xc8
jb 0x479cd6
cmp dword [ebp - 0x14], 0x12b
jbe 0x479ce2
mov dword [esi + 0x58], 0x3a2
jmp 0x479f4d
xor eax, eax
mov dword [ebp - 0x14], eax
xor eax, eax
mov dword [ebp - 0x18], eax
xor eax, eax
mov dword [ebp - 0x1c], eax
lea eax, [ebp - 0x1c]
push eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x14]
push eax
push 0x20000005
mov eax, dword [esi + 0x20]
push eax
call sub.wininet.dll_HttpQueryInfoA
cmp eax, 1
sbb ebx, ebx
inc ebx
test bl, bl
jne 0x479d4f
call sub.kernel32.dll_GetLastError_1
cmp eax, 0x7a
jne 0x479d4f
mov dword [ebp - 0x18], 4
lea eax, [ebp - 0x1c]
push eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x14]
push eax
push 0x20000005
mov eax, dword [esi + 0x20]
push eax
call sub.wininet.dll_HttpQueryInfoA
mov eax, dword [ebp - 0x14]
test eax, eax
jns 0x479d4c
call fcn.00403e78
mov dword [esi + 0x50], eax
mov dword [ebp - 0x18], 0x1000
mov eax, dword [ebp - 0x18]
push eax
lea eax, [ebp - 4]
mov ecx, 1
mov edx, dword [0x47984c]
call fcn.00406374
add esp, 4
cmp dword [ebp + 0xc], 0
je 0x479da8
push 0
push 0x20
push 2
push 0
push 0
push 0x40000000
mov eax, dword [ebp + 0xc]
call fcn.004051a0
push eax
call sub.kernel32.dll_CreateFileA_1
mov dword [ebp - 0x20], eax
cmp dword [ebp - 0x20], 0xffffffff
jne 0x479da8
mov dword [esi + 0x58], 0x3ac
jmp 0x479f4d
lea eax, [esi + 0x48]
call fcn.00404cd0
xor eax, eax
mov dword [ebp - 0x28], eax
mov eax, dword [ebp - 4]
call fcn.00406198
mov edx, eax
xor eax, eax
mov ecx, dword [ebp - 4]
test ecx, ecx
je 0x479dcd
cmp eax, dword [ecx - 4]
jb 0x479dd2
call fcn.00403e78
lea eax, [ecx + eax]
xor ecx, ecx
call fcn.004036d0
lea eax, [ebp - 0x1c]
push eax
mov eax, dword [ebp - 0x18]
push eax
mov eax, dword [ebp - 4]
push eax
mov eax, dword [esi + 0x20]
push eax
call sub.wininet.dll_InternetReadFile
cmp eax, 1
sbb ebx, ebx
inc ebx
test bl, bl
jne 0x479e07
mov dword [esi + 0x58], 0x3b6
jmp 0x479ef9
cmp dword [ebp - 0x1c], 0
jne 0x479e19
mov dword [esi + 0x58], 0x3b7
jmp 0x479ef9
lea eax, [ebp - 0x40]
push eax
mov ecx, dword [ebp - 0x1c]
mov edx, 1
mov eax, dword [ebp - 4]
call fcn.00405200
mov edx, dword [ebp - 0x40]
lea eax, [esi + 0x48]
call fcn.00404fa8
cmp dword [ebp + 0xc], 0
je 0x479ea7
push 0
lea eax, [ebp - 0x24]
push eax
mov eax, dword [ebp - 0x1c]
push eax
xor eax, eax
mov edx, dword [ebp - 4]
test edx, edx
je 0x479e56
cmp eax, dword [edx - 4]
jb 0x479e5b
call fcn.00403e78
lea eax, [edx + eax]
push eax
mov eax, dword [ebp - 0x20]
push eax
call sub.kernel32.dll_WriteFile_1
mov eax, dword [ebp - 0x24]
add dword [ebp - 0x28], eax
jae 0x479e75
call fcn.00403e80
cmp dword [esi + 0x5c], 0
je 0x479e87
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 0x28]
mov eax, dword [ebp - 0x24]
call dword [esi + 0x5c]
cmp word [esi + 0x62], 0
je 0x479db5
mov eax, dword [ebp - 0x14]
push eax
mov ecx, dword [ebp - 0x28]
mov edx, dword [ebp - 0x24]
mov eax, dword [esi + 0x64]
call dword [esi + 0x60]
jmp 0x479db5
cmp dword [esi + 0x5c], 0
je 0x479ec9
mov eax, dword [esi + 0x48]
call fcn.00404fa0
mov edx, eax
test edx, edx
jns 0x479ec0
call fcn.00403e78
mov ecx, dword [ebp - 0x14]
mov eax, dword [ebp - 0x1c]
call dword [esi + 0x5c]
cmp word [esi + 0x62], 0
je 0x479db5
mov eax, dword [ebp - 0x14]
push eax
mov eax, dword [esi + 0x48]
call fcn.00404fa0
mov ecx, eax
test ecx, ecx
jns 0x479eeb
call fcn.00403e78
mov edx, dword [ebp - 0x1c]
mov eax, dword [esi + 0x64]
call dword [esi + 0x60]
jmp 0x479db5
cmp dword [ebp + 0xc], 0
je 0x479f08
mov eax, dword [ebp - 0x20]
push eax
call sub.kernel32.dll_CloseHandle_1
cmp dword [ebp - 0x14], 0
jbe 0x479f38
cmp dword [ebp + 0xc], 0
jne 0x479f29
mov eax, dword [esi + 0x48]
call fcn.00404fa0
test eax, eax
jle 0x479f3f
mov dword [ebp - 0xc], 0xffffffff
jmp 0x479f3f
cmp dword [ebp - 0x28], 0
jbe 0x479f3f
mov dword [ebp - 0xc], 0xffffffff
jmp 0x479f3f
mov dword [ebp - 0xc], 0xffffffff
cmp dword [esi + 0x58], 0x3b7
jne 0x479f4d
xor eax, eax
mov dword [esi + 0x58], eax
mov eax, dword [ebp - 4]
call fcn.00406198
test eax, eax
jle 0x479f80
mov eax, dword [ebp - 4]
call fcn.00406198
mov edx, eax
xor eax, eax
mov ecx, dword [ebp - 4]
test ecx, ecx
je 0x479f71
cmp eax, dword [ecx - 4]
jb 0x479f76
call fcn.00403e78
lea eax, [ecx + eax]
xor ecx, ecx
call fcn.004036d0
push 0
lea eax, [ebp - 4]
mov ecx, 1
mov edx, dword [0x47984c]
call fcn.00406374
add esp, 4
lea edx, [ebp - 0x44]
mov eax, dword [esi + 0x20]
call fcn.004789e0
mov edx, dword [ebp - 0x44]
mov eax, dword [0x4b939c]
call fcn.0047888c
mov eax, dword [esi + 0x20]
push eax
call sub.wininet.dll_InternetCloseHandle
cmp dword [ebp - 0xc], 0
je 0x479fe1
cmp dword [esi + 0x68], 0
je 0x479fce
lea edx, [esi + 0x48]
mov eax, dword [esi + 0x48]
call dword [esi + 0x68]
cmp word [esi + 0x72], 0
je 0x479fe1
lea ecx, [esi + 0x48]
mov edx, dword [esi + 0x48]
mov eax, dword [esi + 0x74]
call dword [esi + 0x70]
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x47a019
lea eax, [ebp - 0x44]
mov edx, 5
call fcn.00404cf4
lea eax, [ebp - 0x10]
call fcn.00404cd0
lea eax, [ebp - 4]
mov edx, dword [0x47984c]
call fcn.00406380
ret