Function at 0x4d2980
Capabilities:
Receive data
Receive data on socket

Disassembly:
push r13
push r12
push rbp
push rdi
push rsi
push rbx
sub rsp, 0x78
cmp dword [rdx + 0x10], 0xc
mov rbp, rcx
mov rbx, rdx
mov rsi, r8
je 0x4d29b5
mov r8d, 0x3b1
lea rdx, str.src_win_tcp.c
lea rcx, str.handle__type__UV_TCP
call qword [sym.imp.msvcrt.dll__assert]
mov edx, dword [rbx + 0x58]
mov ecx, dword [rsi + 0x40]
mov eax, edx
and eax, 0xfffeffff
mov dword [rbx + 0x58], eax
test ecx, ecx
js 0x4d2b28
test edx, 0x40000
je 0x4d2af0
mov esi, 0x21
lea r12, [rsp + 0x40]
lea rdi, [rsp + 0x60]
mov r13, qword [sym.imp.WS2_32.dll_WSARecv]
jmp 0x4d2a9d
xor r8d, r8d
xor edx, edx
mov rcx, r12
call fcn.004b76f0
mov r8, rdi
mov edx, 0x10000
mov rcx, rbx
movdqu xmm0, xmmword [rsp + 0x40]
movaps xmmword [rsp + 0x60], xmm0
call qword [rbx + 0x68]
cmp qword [rsp + 0x68], 0
je 0x4d2cd0
mov eax, dword [rsp + 0x60]
test eax, eax
je 0x4d2cd0
lea rax, [rsp + 0x5c]
mov rcx, qword [rbx + 0x110]
mov rdx, rdi
mov dword [rsp + 0x5c], 0
mov qword [rsp + 0x20], rax
lea r9, [rsp + 0x58]
mov r8d, 1
mov qword [rsp + 0x30], 0
mov qword [rsp + 0x28], 0
call r13
cmp eax, 0xffffffff
je 0x4d2d10
mov edx, dword [rsp + 0x58]
test edx, edx
je 0x4d2d90
mov r8, rdi
mov rcx, rbx
call qword [rbx + 0x70]
mov eax, dword [rsp + 0x58]
cmp dword [rsp + 0x60], eax
mov eax, dword [rbx + 0x58]
ja 0x4d2aab
test ah, 0x10
je 0x4d2aab
sub esi, 1
jne 0x4d29f8
and eax, 0x11000
cmp eax, 0x1000
je 0x4d2cba
mov eax, dword [rbx + 0x78]
test eax, eax
je 0x4d2bbc
sub eax, 1
mov edx, dword [rbx + 0x58]
mov dword [rbx + 0x78], eax
jne 0x4d2ada
test dl, 1
jne 0x4d2be0
add rsp, 0x78
pop rbx
pop rsi
pop rdi
pop rbp
pop r12
pop r13
ret
mov r9, qword [rsi + 0x48]
lea rdi, [rbx + 0x120]
test r9, r9
je 0x4d2c48
mov r8, rdi
mov rdx, r9
mov rcx, rbx
call qword [rbx + 0x70]
mov eax, dword [rbx + 0x120]
cmp qword [rsi + 0x48], rax
mov eax, dword [rbx + 0x58]
jae 0x4d29d9
jmp 0x4d2aab
mov eax, edx
and eax, 0x41000
cmp eax, 0x40000
je 0x4d2abb
mov ecx, edx
and ecx, 0xfffeefff
sub dword [rbx + 0x7c], 1
mov dword [rbx + 0x58], ecx
je 0x4d2c10
jns 0x4d2b6a
lea rcx, [0x0071d225]
mov r8d, 0x3ba
lea rdx, str.src_win_tcp.c
call qword [sym.imp.msvcrt.dll__assert]
mov ecx, dword [rbx + 0x58]
and ecx, 0x40000
jne 0x4d2cf0
movdqu xmm1, xmmword [rbx + 0x120]
movaps xmmword [rsp + 0x60], xmm1
mov rcx, qword [rsi + 0x40]
call fcn.004de9c0
mov rsi, qword [rbx + 0x70]
cmp eax, 0x2745
mov ecx, eax
mov eax, 0x2746
cmove ecx, eax
call fcn.004bb150
lea r8, [rsp + 0x60]
mov rcx, rbx
movsxd rdx, eax
call rsi
mov eax, dword [rbx + 0x78]
test eax, eax
jne 0x4d2ac6
mov r8d, 0x427
lea rdx, str.src_win_tcp.c
lea rcx, [0x0071d14f]
call qword [sym.imp.msvcrt.dll__assert]
mov eax, dword [rbx + 0x78]
jmp 0x4d2ac6
test dl, 0x20
jne 0x4d2ada
mov rax, qword [rbp + 0x50]
or edx, 0x20
mov dword [rbx + 0x58], edx
mov qword [rbx + 0x50], rax
mov qword [rbp + 0x50], rbx
add rsp, 0x78
pop rbx
pop rsi
pop rdi
pop rbp
pop r12
pop r13
ret
test dl, 1
jne 0x4d2b6a
test dl, 4
je 0x4d2b6a
mov ecx, edx
and ecx, 0xfffeeffb
and edx, 8
mov dword [rbx + 0x58], ecx
je 0x4d2b6a
mov rax, qword [rbx + 8]
sub dword [rax + 8], 1
jmp 0x4d2b6a
test dh, 0x10
je 0x4d2c80
mov eax, edx
and eax, 0xfffeefff
sub dword [rbx + 0x7c], 1
mov dword [rbx + 0x58], eax
jne 0x4d2df8
test dl, 1
jne 0x4d2c80
test dl, 4
je 0x4d2c80
mov eax, edx
and eax, 0xfffeeffb
and edx, 8
je 0x4d2c80
mov rdx, qword [rbx + 8]
sub dword [rdx + 8], 1
nop
and ah, 0xbf
mov dword [rsp + 0x60], 0
mov dword [rbx + 0x58], eax
mov qword [rsp + 0x68], 0
mov r8, rdi
mov rdx, 0xfffffffffffff001
mov rcx, rbx
call qword [rbx + 0x70]
mov eax, dword [rbx + 0x58]
and eax, 0x11000
cmp eax, 0x1000
jne 0x4d2abb
mov rdx, rbx
mov rcx, rbp
call fcn.004d0f60
jmp 0x4d2abb
mov r8, rdi
mov rdx, 0xfffffffffffff024
mov rcx, rbx
call qword [rbx + 0x70]
mov eax, dword [rbx + 0x58]
jmp 0x4d2aab
lea rcx, [rsp + 0x40]
xor r8d, r8d
xor edx, edx
call fcn.004b76f0
movdqu xmm2, xmmword [rsp + 0x40]
movaps xmmword [rsp + 0x60], xmm2
jmp 0x4d2b83
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r12d, eax
cmp eax, 0x2733
je 0x4d2e20
mov edx, dword [rbx + 0x58]
mov eax, edx
and ah, 0xef
sub dword [rbx + 0x7c], 1
mov dword [rbx + 0x58], eax
jne 0x4d2e33
test dl, 1
jne 0x4d2d60
test dl, 4
je 0x4d2d60
mov eax, edx
and eax, 0xffffeffb
and edx, 8
mov dword [rbx + 0x58], eax
je 0x4d2d60
mov rax, qword [rbx + 8]
sub dword [rax + 8], 1
nop word [rax + rax]
cmp r12d, 0x2745
mov eax, 0x2746
mov rsi, qword [rbx + 0x70]
cmove r12d, eax
mov ecx, r12d
call fcn.004bb150
mov r8, rdi
mov rcx, rbx
movsxd rdx, eax
call rsi
mov eax, dword [rbx + 0x58]
jmp 0x4d2aab
mov edx, dword [rbx + 0x58]
mov eax, edx
and ah, 0xaf
sub dword [rbx + 0x7c], 1
mov dword [rbx + 0x58], eax
jne 0x4d2dd3
test dl, 1
jne 0x4d2c97
test dl, 4
je 0x4d2c97
mov eax, edx
and eax, 0xffffaffb
and edx, 8
mov dword [rbx + 0x58], eax
je 0x4d2c97
mov rax, qword [rbx + 8]
sub dword [rax + 8], 1
jmp 0x4d2c97
jns 0x4d2c97
mov r8d, 0x402
lea rdx, str.src_win_tcp.c
lea rcx, [0x0071d225]
call qword [sym.imp.msvcrt.dll__assert]
jmp 0x4d2c97
jns 0x4d2c80
mov r8d, 0x3da
lea rdx, str.src_win_tcp.c
lea rcx, [0x0071d225]
call qword [sym.imp.msvcrt.dll__assert]
mov eax, dword [rbx + 0x58]
jmp 0x4d2c80
mov r8, rdi
xor edx, edx
mov rcx, rbx
call qword [rbx + 0x70]
mov eax, dword [rbx + 0x58]
jmp 0x4d2aab
jns 0x4d2d60
mov r8d, 0x40f
lea rdx, str.src_win_tcp.c
lea rcx, [0x0071d225]
call qword [sym.imp.msvcrt.dll__assert]
jmp 0x4d2d60