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| author | Everton Marques <everton.marques@gmail.com> | 2009-11-18 10:44:13 -0200 |
|---|---|---|
| committer | Everton Marques <everton.marques@gmail.com> | 2009-11-18 10:44:13 -0200 |
| commit | b5dfd4a6cc23896633cf8c9d7eb5ae2a811addb1 (patch) | |
| tree | 76af33e919afe94d349ad73d345c86935b1c8ca6 /pimd/pim_util.c | |
| parent | a512d2ad9f6a1fd4e1bc29e5bbd47ff4cb052147 (diff) | |
| download | quagga-b5dfd4a6cc23896633cf8c9d7eb5ae2a811addb1.tar.bz2 quagga-b5dfd4a6cc23896633cf8c9d7eb5ae2a811addb1.tar.xz | |
[pim] Packet dump debugging
Diffstat (limited to 'pimd/pim_util.c')
| -rw-r--r-- | pimd/pim_util.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/pimd/pim_util.c b/pimd/pim_util.c index 5bc8d07e..13230c0c 100644 --- a/pimd/pim_util.c +++ b/pimd/pim_util.c @@ -20,6 +20,10 @@ $QuaggaId: $Format:%an, %ai, %h$ $ */ +#include <zebra.h> + +#include "log.h" + #include "pim_util.h" /* @@ -130,3 +134,26 @@ uint16_t pim_inet_checksum(const char *buf, int size) return checksum; } #endif /* PIM_USE_QUAGGA_INET_CHECKSUM */ + +void pim_pkt_dump(const char *label, const char *buf, int size) +{ + char dump_buf[1000]; + int i = 0; + int j = 0; + + for (; i < size; ++i, j += 3) { + int left = sizeof(dump_buf) - j; + if (left < 4) { + if (left > 1) { + strcat(dump_buf + j, "!"); /* mark as truncated */ + } + break; + } + snprintf(dump_buf + j, left, " %02x", buf[i]); + } + + zlog_debug("%s: pkt dump size=%d:%s", + label, + size, + dump_buf); +} |