Function at 0x1402dd210
Capabilities:
Validate payment card number using luhn algorithm

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 0x20], r9
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
sub rsp, 0x20
mov r13, qword [rcx + 0x20]
lea r14, [rcx + 0xca0]
mov qword [r9], 0
mov r15, r9
mov r12, r8
mov rsi, rdx
mov rbx, rcx
mov ebp, 5
mov r8, r12
mov rcx, rsi
lea edx, [rbp + 5]
call fcn.14031863c
mov rdi, rax
mov rdx, rsi
mov rcx, r14
test rax, rax
je 0x1402dda56
sub rdi, rsi
inc rdi
mov r8, rdi
call fcn.1402bed00
test eax, eax
jne 0x1402dd966
add qword [r15], rdi
add rsi, rdi
sub r12, rdi
mov qword [rsp + 0x68], rsi
cmp dword [rbx + 0x12c], eax
jne 0x1402dd304
mov rcx, r14
call fcn.14015eec0
mov rcx, r14
mov rsi, rax
call fcn.1401297f0
mov rcx, qword [r13 + 0x360]
mov rdx, rax
test dword [rcx + 0x84], 0x40000
je 0x1402dd2e9
xor edi, edi
lea rcx, str.RTSP_
cmp rsi, rbp
cmova rsi, rbp
setae dil
mov r8, rsi
call fcn.1402d4570
test eax, eax
mov ecx, 2
cmovne ecx, edi
jmp 0x1402dd2f6
mov r8, rsi
mov rcx, rbx
call fcn.1402dc7c0
mov ecx, eax
cmp ecx, 2
je 0x1402dd97b
mov rsi, qword [rsp + 0x68]
lea rcx, [rbx + 0xca0]
call fcn.1401297f0
mov rcx, r14
mov r15, rax
call fcn.14015eec0
movzx ecx, byte [r15]
mov rbp, rax
cmp cl, 0xa
je 0x1402dd845
cmp cl, 0xd
je 0x1402dd845
mov edx, dword [rbx + 0x12c]
mov edi, 4
mov rsi, r14
lea ecx, [rdx + 1]
mov dword [rbx + 0x12c], ecx
test edx, edx
jne 0x1402dd70b
xor esi, esi
mov dword [rbx + 0x138], esi
mov rax, qword [r13 + 0x360]
mov ecx, dword [rax + 0x84]
test cl, 3
je 0x1402dd502
movzx eax, byte [r15]
mov rdi, r15
test al, al
je 0x1402dd393
nop dword [rax]
cmp al, 0x20
je 0x1402dd388
cmp al, 9
jne 0x1402dd393
movzx eax, byte [rdi + 1]
inc rdi
test al, al
jne 0x1402dd380
mov r8d, 5
lea rdx, str.HTTP_
mov rcx, rdi
call sub.api_ms_win_crt_string_l1_1_0.dll_strncmp
test eax, eax
jne 0x1402dd439
movsx edx, byte [rdi + 5]
mov ecx, edx
sub ecx, 0x31
je 0x1402dd469
sub ecx, 1
je 0x1402dd3cd
cmp ecx, 1
jne 0x1402dd9af
movzx eax, byte [rdi + 6]
cmp al, 0x20
je 0x1402dd3d9
cmp al, 9
jne 0x1402dd439
lea eax, [rdx - 0x30]
lea ecx, [rax + rax*4]
add ecx, ecx
mov dword [rbx + 0x138], ecx
movsx ecx, byte [rdi + 7]
lea eax, [rcx - 0x30]
cmp al, 9
ja 0x1402dd439
movsx edx, byte [rdi + 8]
lea eax, [rdx - 0x30]
cmp al, 9
ja 0x1402dd439
movsx r8d, byte [rdi + 9]
lea eax, [r8 - 0x30]
cmp al, 9
ja 0x1402dd439
lea ecx, [rcx + rcx*4]
lea ecx, [rdx + rcx*2]
lea ecx, [rcx + rcx*4]
lea ecx, [rcx - 0xa68]
lea ecx, [r8 + rcx*2]
mov dword [rbx + 0x13c], ecx
movzx eax, byte [rdi + 0xa]
cmp al, 0x20
je 0x1402dd5e5
sub al, 9
cmp al, 4
jbe 0x1402dd5e5
mov r8, rbp
mov rdx, r15
mov rcx, rbx
call fcn.1402dc7c0
cmp eax, 1
jne 0x1402dd9fb
mov dword [rbx + 0x13c], 0xc8
mov dword [rbx + 0x138], 0xa
jmp 0x1402dd5e5
cmp byte [rdi + 6], 0x2e
jne 0x1402dd4e9
movsx ecx, byte [rdi + 7]
lea eax, [rcx - 0x30]
cmp al, 1
ja 0x1402dd4e9
movzx eax, byte [rdi + 8]
cmp al, 0x20
je 0x1402dd486
cmp al, 9
jne 0x1402dd4e9
lea eax, [rcx - 0x26]
mov dword [rbx + 0x138], eax
movsx ecx, byte [rdi + 9]
lea eax, [rcx - 0x30]
cmp al, 9
ja 0x1402dd4e9
movsx edx, byte [rdi + 0xa]
lea eax, [rdx - 0x30]
cmp al, 9
ja 0x1402dd4e9
movsx r8d, byte [rdi + 0xb]
lea eax, [r8 - 0x30]
cmp al, 9
ja 0x1402dd4e9
lea ecx, [rcx + rcx*4]
lea ecx, [rdx + rcx*2]
lea ecx, [rcx + rcx*4]
lea ecx, [rcx - 0xa68]
lea ecx, [r8 + rcx*2]
mov dword [rbx + 0x13c], ecx
movzx eax, byte [rdi + 0xc]
cmp al, 0x20
je 0x1402dd5e5
cmp al, 9
je 0x1402dd5e5
sub al, 0xa
cmp al, 3
jbe 0x1402dd5e5
lea rdx, str.Unsupported_HTTP_1_subversion_in_response
mov rcx, rbx
call fcn.1402cc820
mov eax, 1
jmp 0x1402dd966
bt ecx, 0x12
jae 0x1402dd9fb
movzx eax, byte [r15]
mov rdi, r15
test al, al
je 0x1402dd52a
cmp al, 0x20
je 0x1402dd51f
cmp al, 9
jne 0x1402dd52a
movzx eax, byte [rdi + 1]
inc rdi
test al, al
jne 0x1402dd517
mov r8d, 5
lea rdx, str.RTSP_
mov rcx, rdi
call sub.api_ms_win_crt_string_l1_1_0.dll_strncmp
test eax, eax
jne 0x1402dd9fb
movzx eax, byte [rdi + 5]
sub al, 0x30
cmp al, 9
ja 0x1402ddaf6
cmp byte [rdi + 6], 0x2e
jne 0x1402ddaf6
movzx eax, byte [rdi + 7]
sub al, 0x30
cmp al, 9
ja 0x1402ddaf6
movzx eax, byte [rdi + 8]
cmp al, 0x20
je 0x1402dd57d
cmp al, 9
jne 0x1402ddaf6
movsx ecx, byte [rdi + 9]
lea eax, [rcx - 0x30]
cmp al, 9
ja 0x1402ddaf6
movsx edx, byte [rdi + 0xa]
lea eax, [rdx - 0x30]
cmp al, 9
ja 0x1402ddaf6
movsx r8d, byte [rdi + 0xb]
lea eax, [r8 - 0x30]
cmp al, 9
ja 0x1402ddaf6
lea ecx, [rcx + rcx*4]
lea ecx, [rdx + rcx*2]
lea ecx, [rcx + rcx*4]
lea ecx, [rcx - 0xa68]
lea ecx, [r8 + rcx*2]
mov dword [rbx + 0x13c], ecx
movzx eax, byte [rdi + 0xc]
cmp al, 0x20
je 0x1402dd5db
cmp al, 9
je 0x1402dd5db
sub al, 0xa
cmp al, 3
ja 0x1402ddaf6
mov dword [rbx + 0x138], reloc.WS2_32.dll_inet_addr
mov r9d, dword [rbx + 0x138]
mov ecx, r9d
sub ecx, 0xa
je 0x1402dd5fd
cmp ecx, 1
jne 0x1402dd9c5
mov byte [r13 + 0x778], r9b
mov eax, dword [rbx + 0x13c]
mov dword [rbx + 0x1310], eax
mov eax, dword [rbx + 0x138]
mov dword [rbx + 0x1318], eax
movzx eax, byte [rbx + 0x138]
mov byte [r13 + 0x778], al
movzx eax, byte [rbx + 0x12f1]
test al, al
je 0x1402dd63d
cmp eax, dword [rbx + 0x138]
jle 0x1402dd64a
movzx eax, byte [rbx + 0x138]
mov byte [rbx + 0x12f1], al
cmp qword [rbx + 0x10f8], rsi
je 0x1402dd66f
cmp byte [rbx + 0x12f2], sil
jne 0x1402dd66f
cmp dword [rbx + 0x13c], 0x1a0
jne 0x1402dd66f
mov byte [rbx + 0x1da], 1
mov eax, dword [rbx + 0x138]
cmp eax, 0xa
jne 0x1402dd698
lea rdx, str.HTTP_1.0__assume_close_after_body
mov rcx, rbx
call fcn.1402cc910
mov edx, 1
mov rcx, r13
call fcn.1402cf550
jmp 0x1402dd6bc
cmp eax, 0x14
je 0x1402dd6af
cmp dword [rbx + 0x144], 2
jne 0x1402dd6bc
cmp dword [rbx + 0x13c], 0x65
jne 0x1402dd6bc
mov rax, qword [r13 + 0x740]
mov dword [rax], 2
mov ecx, dword [rbx + 0x13c]
lea eax, [rcx - 0x64]
cmp eax, 0x63
setbe al
mov byte [rbx + 0x1db], al
sub ecx, 0xcc
je 0x1402dd6ee
cmp ecx, 0x64
jne 0x1402dd703
cmp byte [rbx + 0x530], sil
je 0x1402dd6ee
mov byte [rbx + 0x13ec], 1
mov qword [rbx + 0xf0], rsi
mov qword [rbx + 0xf8], rsi
mov byte [rbx + 0x1db], 1
mov edi, reloc.WS2_32.dll_inet_ntoa
mov rsi, r14
lea rcx, [rbx + 0xca0]
call fcn.1401297f0
mov rcx, rsi
mov r14, rax
call fcn.14015eec0
mov r8, rax
xor edx, edx
mov rcx, r14
mov rsi, rax
call fcn.14031863c
test rax, rax
jne 0x1402dda22
mov edx, dword [rbx + 0x12c]
cmp edx, 2
jl 0x1402dd772
movzx ecx, byte [r14]
cmp cl, 0x20
je 0x1402dd754
cmp cl, 9
jne 0x1402dd759
cmp edx, 2
jg 0x1402dd772
mov r8, rsi
mov edx, 0x3a
mov rcx, r14
call fcn.14031863c
test rax, rax
je 0x1402dda07
mov r9, rbp
mov r8, r15
mov rdx, r13
mov rcx, rbx
call fcn.1402dac50
test eax, eax
jne 0x1402dd966
mov r9, rbp
lea edx, [rax + 1]
mov r8, r15
mov rcx, rbx
call fcn.1402cc740
mov eax, dword [rbx + 0x13c]
sub eax, 0x64
cmp eax, 0x64
jae 0x1402dd7ad
or edi, 0x20
mov r9, rbp
mov r8, r15
mov edx, edi
mov rcx, rbx
call fcn.1402cd920
test eax, eax
jne 0x1402dd966
mov edx, dword [rbx + 0x124]
mov r9d, 0x4b000
cmp rbp, r9
jae 0x1402dd80d
mov ecx, dword [rbx + 0x1358]
lea eax, [rdx + rbp]
add dword [rbx + 0x120], ebp
add ecx, ebp
mov dword [rbx + 0x1358], ecx
mov dword [rbx + 0x124], eax
cmp eax, r9d
ja 0x1402dd808
cmp ecx, 0x5dc000
jbe 0x1402dd81a
mov r9d, 0x5dc000
mov eax, ecx
mov r8d, eax
jmp 0x1402dd811
lea r8, [rdx + rbp]
test r8, r8
jne 0x1402dda3d
lea rcx, [rbx + 0xca0]
call fcn.1402bed60
test r12, r12
je 0x1402dd947
mov rsi, qword [rsp + 0x68]
lea r14, [rbx + 0xca0]
mov r15, qword [rsp + 0x78]
jmp 0x1402dd247
mov r9, rbp
mov r8, r15
mov edx, 1
mov rcx, rbx
call fcn.1402cc740
mov eax, dword [rbx + 0x13c]
mov edx, 4
sub eax, 0x64
mov r9, rbp
cmp eax, 0x64
mov r8, r15
mov eax, 0x24
mov rcx, rbx
cmovb edx, eax
call fcn.1402cd920
test eax, eax
jne 0x1402dd966
mov ecx, dword [rbx + 0x124]
mov r9d, 0x4b000
cmp rbp, r9
jae 0x1402dd8d4
mov r8d, dword [rbx + 0x1358]
lea edx, [rcx + rbp]
add dword [rbx + 0x120], ebp
add r8d, ebp
mov dword [rbx + 0x1358], r8d
mov dword [rbx + 0x124], edx
cmp edx, r9d
ja 0x1402dd8cf
cmp r8d, 0x5dc000
jbe 0x1402dd8e1
mov r9d, 0x5dc000
mov edx, r8d
mov r8d, edx
jmp 0x1402dd8d8
lea r8, [rcx + rbp]
test r8, r8
jne 0x1402dda3d
lea rcx, [rbx + 0xca0]
call fcn.1402bed60
mov eax, dword [rbx + 0x13c]
sub eax, 0x64
cmp eax, 0x63
ja 0x1402dd903
mov eax, dword [rbx + 0x120]
jmp 0x1402dd905
xor eax, eax
lea r9, [rsp + 0x60]
mov dword [rbx + 0x128], eax
mov r8, r12
mov rdx, rsi
mov rcx, rbx
call fcn.1402dc900
test eax, eax
jne 0x1402dd966
mov rax, qword [rsp + 0x60]
mov r15, qword [rsp + 0x78]
sub r12, rax
add rsi, rax
add qword [r15], rax
cmp byte [rbx + 0x1d1], 0
je 0x1402dd947
test r12, r12
jne 0x1402dd247
xor bpl, bpl
cmp byte [rbx + 0x1d1], 0
jne 0x1402dd964
test bpl, bpl
jne 0x1402dd964
lea rcx, [rbx + 0xca0]
call fcn.1402bed10
xor eax, eax
mov rbx, qword [rsp + 0x70]
add rsp, 0x20
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret
mov edx, 2
mov rcx, r13
call fcn.1402cf550
cmp byte [r13 + 0x778], 0xa
jae 0x1402ddae7
cmp byte [rbx + 0xac9], 0
je 0x1402ddace
mov byte [rbx + 0x1d1], 0
mov bpl, 1
jmp 0x1402dd94a
lea rdx, str.Unsupported_HTTP_version_in_response
mov rcx, rbx
call fcn.1402cc820
mov eax, 1
jmp 0x1402dd966
mov eax, 0x66666667
imul r9d
sar edx, 2
mov ecx, edx
shr ecx, 0x1f
add edx, ecx
mov r8d, edx
lea ecx, [rdx + rdx*4]
add ecx, ecx
lea rdx, str.Unsupported_HTTP_version___u._d__in_response
sub r9d, ecx
mov rcx, rbx
call fcn.1402cc820
mov eax, 1
jmp 0x1402dd966
mov byte [rbx + 0x1d1], sil
jmp 0x1402dd947
lea rdx, str.Header_without_colon
mov rcx, rbx
mov edi, 8
call fcn.1402cc820
mov eax, edi
jmp 0x1402dd966
lea rdx, str.Nul_byte_in_header
mov rcx, rbx
mov edi, 8
call fcn.1402cc820
mov eax, edi
jmp 0x1402dd966
lea rdx, str.Too_large_response_headers:__zu____u
mov rcx, rbx
call fcn.1402cc820
mov eax, reloc.WS2_32.dll_getservbyport
jmp 0x1402dd966
mov r8, r12
call fcn.1402bed00
test eax, eax
jne 0x1402dd966
add qword [r15], r12
cmp dword [rbx + 0x12c], eax
jne 0x1402dd947
mov rcx, r14
call fcn.14015eec0
mov rcx, r14
mov rdi, rax
call fcn.1401297f0
mov r8, rax
mov r9, rdi
mov rdx, r13
mov rcx, rbx
call fcn.1402dc890
cmp eax, 2
jne 0x1402dd947
mov edx, eax
mov byte [rbx + 0x1d1], 0
mov rcx, r13
call fcn.1402cf550
cmp byte [r13 + 0x778], 0xa
jae 0x1402ddae7
cmp byte [rbx + 0xac9], 0
je 0x1402ddace
mov bpl, 1
jmp 0x1402dd94a
lea rdx, str.Received_HTTP_0.9_when_not_allowed
mov rcx, rbx
call fcn.1402cc820
mov eax, 1
jmp 0x1402dd966
lea rdx, str.Invalid_status_line
mov rcx, rbx
call fcn.1402cc820
mov eax, 8
jmp 0x1402dd966