diff options
author | Stig Bjørlykke <stig@bjorlykke.org> | 2020-07-01 13:15:08 +0200 |
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committer | Alexis La Goutte <alexis.lagoutte@gmail.com> | 2020-07-01 18:40:02 +0000 |
commit | f0f2480f3ce3c46a738204942d00230be0c16f37 (patch) | |
tree | dfef90f9760fc3570a96fe7c1931caf6057ac616 /epan/dissectors/packet-coap.c | |
parent | 65a70ffd8279c07a2e8cda05620b5e5f61dfa723 (diff) |
coap: Add Hop-Limit Option
Add Hop-Limit Option from RFC 8768.
Change-Id: I029cd1528f6cfdb87e8c259d2169633a72f1f418
Reviewed-on: https://code.wireshark.org/review/37640
Petri-Dish: Stig Bjørlykke <stig@bjorlykke.org>
Tested-by: Petri Dish Buildbot
Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>
Diffstat (limited to 'epan/dissectors/packet-coap.c')
-rw-r--r-- | epan/dissectors/packet-coap.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/epan/dissectors/packet-coap.c b/epan/dissectors/packet-coap.c index c14d9b258f..1b63783edc 100644 --- a/epan/dissectors/packet-coap.c +++ b/epan/dissectors/packet-coap.c @@ -154,6 +154,7 @@ static const value_string vals_code[] = { { 163, "5.03 Service Unavailable" }, { 164, "5.04 Gateway Timeout" }, { 165, "5.05 Proxying Not Supported" }, + { 168, "5.08 Hop Limit Reached" }, /* RFC 8768 */ /* Signalling Codes */ { 225, "7.01 CSM" }, /* RFC 8323 */ @@ -189,6 +190,7 @@ const value_string coap_vals_observe_options[] = { #define COAP_OPT_CONTENT_TYPE 12 #define COAP_OPT_MAX_AGE 14 #define COAP_OPT_URI_QUERY 15 +#define COAP_OPT_HOP_LIMIT 16 /* RFC 8768 */ #define COAP_OPT_ACCEPT 17 #define COAP_OPT_LOCATION_QUERY 20 #define COAP_OPT_BLOCK2 23 /* RFC 7959 / RFC 8323 */ @@ -210,6 +212,7 @@ static const value_string vals_opt_type[] = { { COAP_OPT_CONTENT_TYPE, "Content-Format" }, { COAP_OPT_MAX_AGE, "Max-age" }, { COAP_OPT_URI_QUERY, "Uri-Query" }, + { COAP_OPT_HOP_LIMIT, "Hop-Limit" }, { COAP_OPT_ACCEPT, "Accept" }, { COAP_OPT_LOCATION_QUERY, "Location-Query" }, { COAP_OPT_PROXY_URI, "Proxy-Uri" }, @@ -238,6 +241,7 @@ struct coap_option_range_t { { COAP_OPT_CONTENT_TYPE, 0, 2 }, { COAP_OPT_MAX_AGE, 0, 4 }, { COAP_OPT_URI_QUERY, 1, 255 }, + { COAP_OPT_HOP_LIMIT, 1, 1 }, { COAP_OPT_ACCEPT, 0, 2 }, { COAP_OPT_LOCATION_QUERY, 0, 255 }, { COAP_OPT_PROXY_URI, 1,1034 }, @@ -912,6 +916,10 @@ dissect_coap_options_main(tvbuff_t *tvb, packet_info *pinfo, proto_tree *coap_tr opt_length, dissect_hf->hf.opt_observe_rsp); } break; + case COAP_OPT_HOP_LIMIT: + dissect_coap_opt_uint(tvb, item, subtree, offset, + opt_length, dissect_hf->hf.opt_hop_limit); + break; case COAP_OPT_ACCEPT: dissect_coap_opt_ctype(tvb, item, subtree, offset, opt_length, dissect_hf->hf.opt_accept, coinfo); |