Function at 0xd2e880
Capabilities:
Validate payment card number using luhn algorithm

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 0x10]
push ebx
push esi
mov esi, dword [ebp + 8]
mov ecx, dword [eax]
mov ebx, ecx
push edi
push ecx
mov edx, dword [esi + 0xd8]
mov edi, edx
mov eax, edx
mov dword [ebp - 0x14], ecx
push 0xa
push eax
mov dword [ebp - 0x18], edx
mov dword [ebp + 8], eax
mov dword [ebp - 0x10], ecx
call fcn.00d64280
mov ecx, eax
add esp, 0xc
test ecx, ecx
je 0xd2f18e
nop
mov edx, dword [ebp + 0x10]
sub edi, ecx
lea eax, [edi - 1]
add eax, ebx
lea edi, [esi + 0x8b8]
mov dword [edx], eax
lea eax, [ecx + 1]
mov ecx, dword [ebp + 8]
mov dword [esi + 0xd8], eax
sub eax, ecx
push eax
push ecx
push edi
call fcn.00d1c2c0
add esp, 0xc
test eax, eax
jne 0xd2e953
cmp dword [esi + 0xd4], eax
jne 0xd2e95a
push edi
call fcn.00d1c330
add esp, 4
push eax
push edi
call fcn.00d1c3f0
mov ebx, dword [ebp + 0xc]
add esp, 4
push eax
push ebx
push esi
call fcn.00d2fab0
add esp, 0x10
cmp eax, 2
jne 0xd2e95d
push eax
push ebx
call fcn.00d267f0
add esp, 8
cmp byte [esi + 0x6f1], 0
je 0xd2f205
mov eax, dword [ebp + 0x10]
mov byte [esi + 0x14a], 0
cmp dword [eax], 0
je 0xd2f21f
mov dword [esi + 0xd0], 1
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ebx, dword [ebp + 0xc]
push edi
call fcn.00d1c3f0
mov edx, eax
add esp, 4
mov dword [ebp - 8], edx
mov al, byte [edx]
cmp al, 0xa
je 0xd2ed4f
cmp al, 0xd
je 0xd2ed4f
mov ecx, dword [esi + 0xd4]
mov edi, 2
lea eax, [ecx + 1]
mov dword [esi + 0xd4], eax
test ecx, ecx
jne 0xd2ec99
mov eax, dword [ebx + 0x1e8]
mov eax, dword [eax + 0x44]
test al, 3
je 0xd2ebaa
mov al, byte [edx]
mov edi, edx
test al, al
je 0xd2e9c2
cmp al, 0x20
je 0xd2e9ba
cmp al, 9
jne 0xd2e9c2
mov al, byte [edi + 1]
inc edi
test al, al
jne 0xd2e9b2
push 5
push str.HTTP_
push edi
call fcn.00d75020
add esp, 0xc
test eax, eax
jne 0xd2ea72
movsx ecx, byte [edi + 5]
mov eax, ecx
sub eax, 0x31
je 0xd2eab4
sub eax, 1
je 0xd2e9f7
sub eax, 1
jne 0xd2f240
mov al, byte [edi + 6]
cmp al, 0x20
je 0xd2ea02
cmp al, 9
jne 0xd2ea72
lea edx, [ecx - 0x30]
mov cl, byte [edi + 7]
mov al, cl
lea edx, [edx + edx*4]
add edx, edx
sub al, 0x30
mov dword [ebp - 0x10], edx
cmp al, 9
ja 0xd2ea72
mov al, byte [edi + 8]
mov byte [ebp + 0xb], al
sub al, 0x30
cmp al, 9
ja 0xd2ea72
mov al, byte [edi + 9]
mov byte [ebp - 1], al
sub al, 0x30
cmp al, 9
ja 0xd2ea72
movsx eax, cl
lea ecx, [eax + eax*4]
movsx eax, byte [ebp + 0xb]
lea eax, [eax + ecx*2]
lea ecx, [eax + eax*4]
movsx eax, byte [ebp - 1]
lea ecx, [ecx - 0xa68]
lea ecx, [eax + ecx*2]
mov dword [esi + 0xe8], ecx
mov al, byte [edi + 0xa]
cmp al, 0x20
je 0xd2eb4e
cmp al, 9
je 0xd2eb4e
cmp al, 0xa
jl 0xd2ea72
cmp al, 0xd
jle 0xd2eb4e
lea edi, [esi + 0x8b8]
push edi
call fcn.00d1c330
add esp, 4
push eax
push edi
call fcn.00d1c3f0
add esp, 4
push eax
push esi
call fcn.00d2f9f0
add esp, 0xc
cmp eax, 1
jne 0xd2f2d1
mov dword [esi + 0xe8], 0xc8
mov byte [ebx + 0x455], 0xa
jmp 0xd2ec84
cmp byte [edi + 6], 0x2e
jne 0xd2f2ab
mov al, byte [edi + 7]
cmp al, 0x30
je 0xd2eacd
cmp al, 0x31
jne 0xd2f2ab
mov cl, byte [edi + 8]
cmp cl, 0x20
je 0xd2eade
cmp cl, 9
jne 0xd2f2ab
mov cl, byte [edi + 9]
movsx edx, al
mov al, cl
sub edx, 0x26
sub al, 0x30
mov dword [ebp - 0x10], edx
cmp al, 9
ja 0xd2f2ab
mov al, byte [edi + 0xa]
mov byte [ebp + 0xb], al
sub al, 0x30
cmp al, 9
ja 0xd2f2ab
mov al, byte [edi + 0xb]
mov byte [ebp - 1], al
sub al, 0x30
cmp al, 9
ja 0xd2f2ab
movsx eax, cl
lea ecx, [eax + eax*4]
movsx eax, byte [ebp + 0xb]
lea eax, [eax + ecx*2]
lea ecx, [eax + eax*4]
movsx eax, byte [ebp - 1]
lea ecx, [ecx - 0xa68]
lea ecx, [eax + ecx*2]
mov dword [esi + 0xe8], ecx
mov al, byte [edi + 0xc]
cmp al, 0x20
je 0xd2eb4e
cmp al, 9
je 0xd2eb4e
sub al, 0xa
cmp al, 3
ja 0xd2f2ab
cmp ecx, 0x64
jl 0xd2f291
mov eax, edx
sub eax, 0xa
je 0xd2eb67
sub eax, 1
jne 0xd2f25a
mov byte [ebx + 0x455], dl
mov al, dl
cmp dword [esi + 0x104], 3
jne 0xd2eb91
cmp dl, 0x14
je 0xd2eb91
push str.Lying_server__not_serving_HTTP_2
push esi
call fcn.00d25c50
mov al, byte [ebx + 0x455]
add esp, 8
cmp al, 0x14
jae 0xd2ec84
mov eax, dword [ebx + 0x428]
mov dword [eax], 0xffffffff
jmp 0xd2ec84
test eax, 0x40000
je 0xd2f2d1
mov al, byte [edx]
mov edi, edx
test al, al
je 0xd2ebd0
nop dword [eax]
cmp al, 0x20
je 0xd2ebc8
cmp al, 9
jne 0xd2ebd0
mov al, byte [edi + 1]
inc edi
test al, al
jne 0xd2ebc0
push 5
push str.RTSP_
push edi
call fcn.00d75020
add esp, 0xc
test eax, eax
jne 0xd2f2d1
mov al, byte [edi + 5]
sub al, 0x30
cmp al, 9
ja 0xd2f2c5
cmp byte [edi + 6], 0x2e
jne 0xd2f2c5
mov al, byte [edi + 7]
sub al, 0x30
cmp al, 9
ja 0xd2f2c5
mov al, byte [edi + 8]
cmp al, 0x20
je 0xd2ec1b
cmp al, 9
jne 0xd2f2c5
mov cl, byte [edi + 9]
mov al, cl
sub al, 0x30
cmp al, 9
ja 0xd2f2c5
mov dl, byte [edi + 0xa]
mov al, dl
sub al, 0x30
cmp al, 9
ja 0xd2f2c5
mov dh, byte [edi + 0xb]
mov al, dh
sub al, 0x30
cmp al, 9
ja 0xd2f2c5
movsx eax, cl
lea ecx, [eax + eax*4]
movsx eax, dl
lea eax, [eax + ecx*2]
lea ecx, [eax + eax*4]
movsx eax, dh
lea eax, [eax + ecx*2]
add eax, 0xffffeb30
mov dword [esi + 0xe8], eax
mov al, byte [edi + 0xc]
cmp al, 0x20
je 0xd2ec7d
cmp al, 9
je 0xd2ec7d
sub al, 0xa
cmp al, 3
ja 0xd2f2c5
mov byte [ebx + 0x455], 0xb
push ebx
push esi
call fcn.00d2f650
add esp, 8
test eax, eax
jne 0xd2e953
lea edi, [eax + 6]
push esi
call fcn.00d303c0
add esp, 4
test eax, eax
jne 0xd2e953
push dword [ebp - 8]
push ebx
push esi
call fcn.00d2d800
add esp, 0xc
test eax, eax
jne 0xd2e953
mov ebx, edi
or ebx, 1
cmp byte [esi + 0x6d3], al
lea eax, [esi + 0x8b8]
cmove ebx, edi
mov edi, dword [esi + 0xe8]
push eax
call fcn.00d1c330
push eax
push dword [ebp - 8]
push 1
push esi
call fcn.00d25af0
lea eax, [esi + 0x8b8]
push eax
call fcn.00d1c330
push eax
push dword [ebp - 8]
lea eax, [edi - 0x64]
mov ecx, ebx
or ecx, 0x10
cmp eax, 0x64
cmovae ecx, ebx
push ecx
push esi
call fcn.00d25cd0
add esp, 0x28
test eax, eax
jne 0xd2e953
lea ebx, [esi + 0x8b8]
push ebx
call fcn.00d1c330
add dword [esi + 0xd98], eax
push ebx
adc dword [esi + 0xd9c], 0
call fcn.00d1c330
add esp, 8
add dword [esi + 0xa8], eax
adc dword [esi + 0xac], 0
jmp 0xd2f153
mov ecx, dword [esi + 0xe8]
lea eax, [ecx - 0x64]
cmp eax, 0x63
ja 0xd2edd8
sub ecx, 0x64
je 0xd2ed9a
sub ecx, 1
je 0xd2ed7f
lea edi, [esi + 0x14a]
mov dword [esi + 0xd4], 0
mov byte [edi], 1
jmp 0xd2ee3b
cmp dword [esi + 0x104], 2
je 0xd2f2e1
lea edi, [esi + 0x14a]
mov byte [edi], 0
jmp 0xd2ee3b
cmp dword [esi + 0x100], 0
lea edi, [esi + 0x14a]
mov byte [edi], 1
mov dword [esi + 0xd4], 0
jle 0xd2ee3b
or dword [esi + 0xec], 2
push 0
push esi
mov dword [esi + 0x100], 0
call fcn.00d167e0
add esp, 8
jmp 0xd2ee3b
mov eax, dword [esi + 0x88]
lea edi, [esi + 0x14a]
and eax, dword [esi + 0x8c]
mov byte [edi], 0
cmp eax, 0xffffffff
jne 0xd2ee40
cmp byte [esi + 0x14f], 0
jne 0xd2ee40
cmp byte [ebx + 0x1ce], 0
jne 0xd2ee40
cmp byte [ebx + 0x455], 0xb
jne 0xd2ee40
mov eax, dword [ebx + 0x1e8]
test dword [eax + 0x44], 0x40000
jne 0xd2ee40
cmp byte [esi + 0xd5e], 5
je 0xd2ee40
push str.no_chunk__no_close__no_size._Assume_close_to_signal_end
push esi
call fcn.00d25c50
push 2
push ebx
call fcn.00d267f0
add esp, 0x10
cmp byte [edi], 0
jne 0xd2ee51
push esi
call fcn.00d2f580
add esp, 4
test eax, eax
jne 0xd2e953
mov al, byte [ebx + 0x1ce]
test al, al
je 0xd2eee1
mov eax, dword [esi + 0xe8]
cmp eax, 0x191
jne 0xd2ee75
cmp dword [ebx + 0x258], 2
je 0xd2ee85
cmp eax, 0x197
jne 0xd2eea4
cmp dword [ebx + 0x25c], 2
jne 0xd2eea4
push str.Connection_closure_while_negotiating_auth__HTTP_1.0__
push esi
call fcn.00d25c50
mov byte [esi + 0xd65], 1
add esp, 8
mov al, byte [ebx + 0x1ce]
test al, al
je 0xd2eee1
mov eax, dword [esi + 0xe8]
cmp eax, 0x191
jne 0xd2eebc
cmp dword [ebx + 0x2e0], 1
je 0xd2eecc
jmp 0xd2eee1
cmp eax, 0x197
jne 0xd2eee1
cmp dword [ebx + 0x2e4], 1
jne 0xd2eee1
push str.Connection_closure_while_negotiating_auth__HTTP_1.0__
push esi
call fcn.00d25c50
add esp, 8
mov byte [esi + 0xd65], 1
cmp dword [ebx + 0x2e0], 3
jne 0xd2ef00
cmp dword [esi + 0xe8], 0x191
je 0xd2ef00
mov dword [ebx + 0x2e0], 4
cmp dword [ebx + 0x2e4], 3
jne 0xd2ef1f
cmp dword [esi + 0xe8], 0x197
je 0xd2ef1f
mov dword [ebx + 0x2e4], 4
mov eax, dword [esi + 0xe8]
sub eax, 0x64
cmp eax, 0x64
sbb edi, edi
xor eax, eax
and edi, 0x10
cmp byte [esi + 0x6d3], al
setne al
add eax, 2
or edi, eax
lea eax, [esi + 0x8b8]
push eax
call fcn.00d1c330
add esp, 4
mov dword [ebp - 0x10], eax
push eax
lea eax, [esi + 0x8b8]
push eax
call fcn.00d1c3f0
add esp, 4
push eax
push edi
push esi
call fcn.00d25cd0
add esp, 0x10
test eax, eax
jne 0xd2e953
mov eax, dword [ebp - 0x10]
cdq
mov edi, eax
mov eax, dword [esi + 0xac]
add dword [esi + 0xd98], edi
push esi
adc dword [esi + 0xd9c], edx
add edi, dword [esi + 0xa8]
mov dword [esi + 0xa8], edi
adc eax, edx
mov dword [ebp - 8], eax
mov dword [esi + 0xac], eax
call fcn.00d2ff60
add esp, 4
test al, al
mov eax, dword [esi + 0xe8]
jne 0xd2f38e
add eax, 0xffffff9c
cmp eax, 0x63
ja 0xd2efc8
mov eax, dword [ebp - 8]
jmp 0xd2efd6
xorps xmm0, xmm0
movlpd qword [ebp - 0xc], xmm0
mov eax, dword [ebp - 8]
mov edi, dword [ebp - 0xc]
push esi
mov dword [esi + 0xb0], edi
mov dword [esi + 0xb4], eax
call fcn.00d2c830
add esp, 4
test eax, eax
jne 0xd2e953
cmp dword [esi + 0xe8], 0x12c
jl 0xd2f140
cmp byte [ebx + 0x1d8], al
jne case.default.0xd2f038
cmp byte [ebx + 0x1ce], al
jne case.default.0xd2f038
cmp byte [esi + 0xd73], al
jne 0xd2f122
movzx eax, byte [esi + 0xd5e]
dec eax
cmp eax, 3
ja case.default.0xd2f038
jmp dword [eax*4 + 0xd2f3ac]
push 0
push esi
call fcn.00d167e0
add esp, 8
cmp byte [esi + 0x14c], 0
jne case.default.0xd2f038
cmp dword [esi + 0xe8], 0x1a1
jne 0xd2f0a2
cmp byte [esi + 0xd67], 0
je 0xd2f0a2
push str.Got_417_while_waiting_for_a_100
push esi
call fcn.00d25c50
push dword [esi + 0xcbc]
mov byte [esi + 0xd68], 1
call dword [0xdd5100]
mov dword [esi + 0x120], eax
lea eax, [esi + 0x88]
push eax
push esi
call fcn.00d313a0
add esp, 0x14
jmp case.default.0xd2f038
cmp byte [esi + 0x6cf], 0
je 0xd2f0d5
push str.HTTP_error_before_end_of_send__keep_sending
push esi
call fcn.00d25c50
add esp, 8
cmp dword [esi + 0x100], 0
jle case.default.0xd2f038
or dword [esi + 0xec], 2
mov dword [esi + 0x100], 0
jmp case.default.0xd2f038
push str.HTTP_error_before_end_of_send__stop_sending
push esi
call fcn.00d25c50
push 2
push ebx
call fcn.00d267f0
lea eax, [esi + 0x88]
push eax
push esi
call fcn.00d313a0
add esp, 0x18
test eax, eax
jne 0xd2e953
mov byte [esi + 0x14c], 1
cmp byte [esi + 0xd67], al
je case.default.0xd2f038
mov dword [esi + 0x100], 3
cmp byte [esi + 0xd73], 0
je 0xd2f140
cmp dword [ebx + 0x204], 0xffffffff
je 0xd2f140
push str.Keep_sending_data_to_get_tossed_away
push esi
call fcn.00d25c50
add esp, 8
or dword [esi + 0xec], 2
cmp byte [esi + 0x14a], 0
je 0xd2f316
lea ebx, [esi + 0x8b8]
push ebx
call fcn.00d1c340
mov edi, dword [esi + 0xd8]
add esp, 4
cmp byte [edi], 0
je 0xd2e951
mov ecx, dword [ebp + 0x10]
mov eax, edi
mov dword [ebp + 8], eax
mov ebx, dword [ecx]
push ebx
push 0xa
push eax
mov dword [ebp - 0x10], ebx
call fcn.00d64280
mov ecx, eax
add esp, 0xc
test ecx, ecx
jne 0xd2e8c0
push dword [ebp - 0x10]
lea ebx, [esi + 0x8b8]
push dword [ebp + 8]
push ebx
call fcn.00d1c2c0
add esp, 0xc
test eax, eax
jne 0xd2e953
cmp dword [esi + 0xd4], eax
jne 0xd2e951
push ebx
call fcn.00d1c330
add esp, 4
push eax
push ebx
call fcn.00d1c3f0
mov edi, dword [ebp + 0xc]
add esp, 4
push eax
push edi
push esi
call fcn.00d2fab0
add esp, 0x10
cmp eax, 2
jne 0xd2e951
push eax
push edi
mov byte [esi + 0x14a], 0
mov dword [esi + 0xd0], eax
call fcn.00d267f0
add esp, 8
cmp byte [esi + 0x6f1], 0
jne 0xd2e951
push str.Received_HTTP_0.9_when_not_allowed
push esi
call fcn.00d25b90
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 0x14]
mov dword [esi + 0xd0], 2
mov dword [eax], ecx
mov eax, dword [ebp - 0x18]
pop edi
mov dword [esi + 0xd8], eax
xor eax, eax
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push str.Unsupported_HTTP_version_in_response
push esi
call fcn.00d25b90
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, 0x66666667
imul edx
sar edx, 2
mov ecx, edx
shr ecx, 0x1f
add ecx, edx
mov edx, dword [ebp - 0x10]
lea eax, [ecx + ecx*4]
add eax, eax
sub edx, eax
push edx
push ecx
push str.Unsupported_HTTP_version___u._d__in_response
push esi
call fcn.00d25b90
add esp, 0x10
mov eax, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push str.Unsupported_response_code_in_HTTP_response
push esi
call fcn.00d25b90
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push str.Unsupported_HTTP_1_subversion_in_response
push esi
call fcn.00d25b90
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
pop edi
pop esi
mov eax, 8
pop ebx
mov esp, ebp
pop ebp
ret
pop edi
mov byte [esi + 0x14a], 0
xor eax, eax
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push str.Received_101__Switching_to_HTTP_2
push esi
call fcn.00d25c50
add esp, 8
mov dword [esi + 0x104], 3
mov byte [esi + 0x14a], 1
mov eax, 1
mov dword [esi + 0xd4], 0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
cmp byte [esi + 0x154], 0
mov ecx, dword [ebp + 0x14]
jne 0xd2f34e
mov eax, dword [ebx + 0x1e8]
test dword [eax + 0x44], 0x40000
je 0xd2f351
cmp dword [esi + 0x664], 2
jne 0xd2f351
cmp dword [esi + 0x8c], 0xffffffff
jg 0xd2f351
jl 0xd2f34e
cmp dword [esi + 0x88], 0xffffffff
ja 0xd2f351
mov byte [ecx], 1
cmp dword [esi + 0x90], 0
jne 0xd2f368
cmp dword [esi + 0x94], 0
jne 0xd2f368
mov byte [ecx], 1
jmp 0xd2f36d
cmp byte [ecx], 0
je 0xd2f374
and dword [esi + 0xec], 0xfffffffe
push dword [ebp - 0x10]
push dword [ebp + 8]
push 1
push esi
call fcn.00d25af0
add esp, 0x10
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push eax
push str.The_requested_URL_returned_error:__d
push esi
call fcn.00d25b90
add esp, 0xc
mov eax, 0x16
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret