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Kernel: Fix TCP stack crash on retransmission

This commit is contained in:
Bananymous 2026-02-23 17:48:16 +02:00
parent a318a19fe2
commit 1ac20251cf
1 changed files with 5 additions and 5 deletions
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10
kernel/kernel/Networking/TCPSocket.cpp
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@ -538,8 +538,8 @@ namespace Kernel
header.checksum = calculate_internet_checksum(packet, pseudo_header);
dprintln_if(DEBUG_TCP, "sending {} {8b}", (uint8_t)m_state, header.flags);
dprintln_if(DEBUG_TCP, " {}", (uint32_t)header.ack_number);
dprintln_if(DEBUG_TCP, " {}", (uint32_t)header.seq_number);
dprintln_if(DEBUG_TCP, " ack {}", (uint32_t)header.ack_number);
dprintln_if(DEBUG_TCP, " seq {}", (uint32_t)header.seq_number);
}
void TCPSocket::receive_packet(BAN::ConstByteSpan buffer, const sockaddr* sender, socklen_t sender_len)
@ -585,8 +585,8 @@ namespace Kernel
auto& header = buffer.as<const TCPHeader>();
dprintln_if(DEBUG_TCP, "receiving {} {8b}", (uint8_t)m_state, header.flags);
dprintln_if(DEBUG_TCP, " {}", (uint32_t)header.ack_number);
dprintln_if(DEBUG_TCP, " {}", (uint32_t)header.seq_number);
dprintln_if(DEBUG_TCP, " ack {}", (uint32_t)header.ack_number);
dprintln_if(DEBUG_TCP, " seq {}", (uint32_t)header.seq_number);
m_send_window.non_scaled_size = header.window_size;
@ -888,7 +888,7 @@ namespace Kernel
const uint32_t total_send = BAN::Math::min<uint32_t>(m_send_window.data_size - send_base, m_send_window.scaled_size());
m_send_window.current_seq = m_send_window.start_seq + m_send_window.sent_size;
m_send_window.current_seq = m_send_window.start_seq + send_base;
auto* send_buffer = reinterpret_cast<const uint8_t*>(m_send_window.buffer->vaddr() + send_base);
for (uint32_t i = 0; i < total_send;)