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| author | Tom Gundersen <teg@jklm.no> | 2015-12-08 17:24:09 +0100 |
|---|---|---|
| committer | Tom Gundersen <teg@jklm.no> | 2015-12-08 17:24:09 +0100 |
| commit | 73f72c61086f77b75431b1c6a068cea3fe6b9222 (patch) | |
| tree | 85d0751d1764287abf73e3ec9376c8331b394004 /src/resolve/resolved-dns-transaction.h | |
| parent | 2af917de2d2c52808974ee62d245d114313ebae6 (diff) | |
| parent | 7778dffff3d8bd7438fe19a248c16203668324c9 (diff) | |
Merge pull request #2122 from zonque/resolved-mdns-1
resolved: more mDNS specific bits
Diffstat (limited to 'src/resolve/resolved-dns-transaction.h')
| -rw-r--r-- | src/resolve/resolved-dns-transaction.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/resolve/resolved-dns-transaction.h b/src/resolve/resolved-dns-transaction.h index a3058ce6e8..af08b20e44 100644 --- a/src/resolve/resolved-dns-transaction.h +++ b/src/resolve/resolved-dns-transaction.h @@ -62,7 +62,8 @@ struct DnsTransaction { DnsTransactionState state; uint16_t id; - bool initial_jitter; + bool initial_jitter_scheduled; + bool initial_jitter_elapsed; DnsPacket *sent, *received; @@ -72,6 +73,7 @@ struct DnsTransaction { bool answer_authenticated; usec_t start_usec; + usec_t next_attempt_after; sd_event_source *timeout_event_source; unsigned n_attempts; @@ -119,6 +121,10 @@ DnsTransactionSource dns_transaction_source_from_string(const char *s) _pure_; /* LLMNR Jitter interval, see RFC 4795 Section 7 */ #define LLMNR_JITTER_INTERVAL_USEC (100 * USEC_PER_MSEC) +/* mDNS Jitter interval, see RFC 6762 Section 5.2 */ +#define MDNS_JITTER_MIN_USEC (20 * USEC_PER_MSEC) +#define MDNS_JITTER_RANGE_USEC (100 * USEC_PER_MSEC) + /* Maximum attempts to send DNS requests, across all DNS servers */ #define DNS_TRANSACTION_ATTEMPTS_MAX 16 |