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dns: skip padding record

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This commit is contained in:
Nick Peng
2022-11-11 00:22:35 +08:00
parent 9974c50dbb
commit 934701941b
2 changed files with 4 additions and 0 deletions
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3
src/dns.c
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@@ -1652,6 +1652,9 @@ static int _dns_decode_opt(struct dns_context *context, dns_rr_type type, unsign
return -1; return -1;
} }
} break; } break;
case DNS_OPT_T_PADDING:
context->ptr += opt_len;
break;
default: default:
context->ptr += opt_len; context->ptr += opt_len;
tlog(TLOG_DEBUG, "DNS opt type = %d not supported", opt_code); tlog(TLOG_DEBUG, "DNS opt type = %d not supported", opt_code);

1
src/dns.h
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@@ -76,6 +76,7 @@ typedef enum dns_opt_code {
DNS_OPT_T_ECS = 8, // OPT ECS DNS_OPT_T_ECS = 8, // OPT ECS
DNS_OPT_T_COOKIE = 10, //OPT Cookie DNS_OPT_T_COOKIE = 10, //OPT Cookie
DNS_OPT_T_TCP_KEEPALIVE = 11, DNS_OPT_T_TCP_KEEPALIVE = 11,
DNS_OPT_T_PADDING = 12,
DNS_OPT_T_ALL = 255 DNS_OPT_T_ALL = 255
} dns_opt_code_t; } dns_opt_code_t;