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Eliminate std::function: fn-pointer callbacks, per-test test_state structs, udp.cpp with link-time udp::client::handler, udp::address

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This commit is contained in:
Ian Gulliver
2026-04-19 00:32:13 -07:00
parent 40f7fb5941
commit 32044a5cbd
11 changed files with 378 additions and 285 deletions
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16
firmware/include/net.h
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@@ -1,11 +1,9 @@
#pragma once
#include <expected>
#include <functional>
#include <cstdint>
#include <span>
#include "eth.h"
#include "ipv4.h"
#include "span_writer.h"
#include "msgpack.h"
#include "callback_list.h"
struct net_state {
@@ -13,22 +11,16 @@ struct net_state {
ipv4::ip4_addr ip;
};
using encode_fn = std::function<msgpack::result<size_t>(span_writer&)>;
using send_fn = std::function<void(encode_fn)>;
using net_handler = std::function<void(std::span<const uint8_t> payload,
send_fn send)>;
using net_frame_callback = std::function<bool(std::span<const uint8_t> frame)>;
using net_frame_callback = bool (*)(std::span<const uint8_t> frame);
using frame_cb_list = callback_list<net_frame_callback, 16>;
using frame_cb_handle = frame_cb_list::node*;
inline constexpr uint16_t PICOMAP_PORT_BE = __builtin_bswap16(28781);
bool net_init();
const net_state& net_get_state();
void net_set_handler(net_handler handler);
frame_cb_handle net_add_frame_callback(net_frame_callback cb);
void net_remove_frame_callback(frame_cb_handle h);
void net_poll(std::span<uint8_t> tx);
void net_send_raw(std::span<const uint8_t> data);
void net_handle_udp(std::span<const uint8_t> frame, span_writer& tx);