fix: improve field diagnostics and mirror logs to USB CDC

2026-10-20 14:46:08 +08:00
parent 8bff1f569e
commit 07094d4a4e
20 changed files with 1036 additions and 200 deletions
@@ -0,0 +1,11 @@
+#ifndef BANBAN_NET_DIAG_PROBE_H
+#define BANBAN_NET_DIAG_PROBE_H
+/* Transport failures are distinct from local setup/resource failures. */
+enum { PROBE_OK, PROBE_DNS, PROBE_LOCAL, PROBE_CONNECT, PROBE_TIMEOUT, PROBE_CANCELLED };
+typedef struct {
+    int outcome, error, dns_result, tcp_started;
+    unsigned long dns_ms, tcp_ms;
+    char address[48];
+} net_probe_result;
+void net_diag_probe(const char *host, unsigned short port, net_probe_result *result);
+#endif