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Add dlogf printf formatting, ipv4::to_string helper, clean up string building

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This commit is contained in:
Ian Gulliver
2026-04-11 08:21:59 +09:00
parent c35c1de76a
commit 3a3c5873c3
5 changed files with 32 additions and 7 deletions
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14
firmware/include/debug_log.h
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@@ -1,4 +1,6 @@
#pragma once
#include <cstdarg>
#include <cstdio>
#include <functional>
#include <string>
#include <string_view>
@@ -17,12 +19,22 @@ inline void dlog(std::string_view msg) {
g_debug_log.push_overwrite(log_entry{static_cast<uint32_t>(time_us_32()), std::string(msg)});
}
__attribute__((format(printf, 1, 2)))
inline void dlogf(const char* fmt, ...) {
char buf[128];
va_list args;
va_start(args, fmt);
vsnprintf(buf, sizeof(buf), fmt, args);
va_end(args);
dlog(buf);
}
inline void dlog_if_slow(std::string_view label, uint32_t threshold_us, std::function<void()> fn) {
uint32_t t0 = time_us_32();
fn();
uint32_t elapsed = time_us_32() - t0;
if (elapsed > threshold_us)
dlog(std::string(label) + " " + std::to_string(elapsed) + "us");
dlogf("%.*s %luus", static_cast<int>(label.size()), label.data(), static_cast<unsigned long>(elapsed));
}
inline std::vector<log_entry> dlog_drain() {