From 577c0b6efed8124ade1a52336cfc546297b2a491 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Tue, 2 Sep 2014 15:15:23 +0200 Subject: [PATCH 1/1] nicer debug output on rx Signed-off-by: John Crispin --- interface.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/interface.c b/interface.c index bb4282f..dc65415 100644 --- a/interface.c +++ b/interface.c @@ -188,20 +188,26 @@ read_socket4(struct uloop_fd *u, unsigned int events) } } - if (0) { + if (ttl != 255) + return; + + if (debug > 1) { char buf[256]; + fprintf(stderr, "iface: %s\n", iface->name); + fprintf(stderr, " v6: %d\n", iface->v6); + fprintf(stderr, " multicast: %d\n", iface->multicast); inet_ntop(AF_INET, &from.sin_addr, buf, 256); - fprintf(stderr, "%s:%s[%d]%s:%d\n", __FILE__, __func__, __LINE__, buf, from.sin_port); + fprintf(stderr, " src %s:%d\n", buf, from.sin_port); inet_ntop(AF_INET, &inp->ipi_spec_dst, buf, 256); - fprintf(stderr, "%s:%s[%d]%s:%d\n", __FILE__, __func__, __LINE__, buf, from.sin_port); + fprintf(stderr, " dst %s\n", buf); inet_ntop(AF_INET, &inp->ipi_addr, buf, 256); - fprintf(stderr, "%s:%s[%d]%s:%d\n", __FILE__, __func__, __LINE__, buf, from.sin_port); + fprintf(stderr, " real %s\n", buf); } if (inp->ipi_ifindex != iface->ifindex) fprintf(stderr, "invalid iface index %d != %d\n", ifindex, iface->ifindex); - else if (ttl == 255) + else dns_handle_packet(iface, buffer, len, 0); } -- 2.11.0