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| author | Michael Brown | 2005-04-30 21:38:51 +0200 |
|---|---|---|
| committer | Michael Brown | 2005-04-30 21:38:51 +0200 |
| commit | 138c987738ef362b752769b7aff3bcbc62c737c0 (patch) | |
| tree | 6fe4b6b20aca31f49067c32a2537072aab12819f /src | |
| parent | ttl is a uint32_t (diff) | |
| download | ipxe-138c987738ef362b752769b7aff3bcbc62c737c0.tar.gz ipxe-138c987738ef362b752769b7aff3bcbc62c737c0.tar.xz ipxe-138c987738ef362b752769b7aff3bcbc62c737c0.zip | |
Straightforward A record resolution now known working.
Diffstat (limited to 'src')
| -rw-r--r-- | src/proto/dns.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/proto/dns.c b/src/proto/dns.c index 86151732c..347df9cc8 100644 --- a/src/proto/dns.c +++ b/src/proto/dns.c @@ -147,7 +147,7 @@ static inline const char * dns_skip_name ( const char *name ) { */ static struct dns_rr_info * dns_find_rr ( struct dns_query *query, struct dns_header *reply ) { - int i; + int i, cmp; const char *p = ( ( char * ) reply ) + sizeof ( struct dns_header ); /* Skip over the questions section */ @@ -157,10 +157,10 @@ static struct dns_rr_info * dns_find_rr ( struct dns_query *query, /* Process the answers section */ for ( i = ntohs ( reply->ancount ) ; i > 0 ; i-- ) { - if ( dns_name_cmp ( query->payload, p, reply ) == 0 ) { - return ( ( struct dns_rr_info * ) p ); - } + cmp = dns_name_cmp ( query->payload, p, reply ); p = dns_skip_name ( p ); + if ( cmp == 0 ) + return ( ( struct dns_rr_info * ) p ); p += ( sizeof ( struct dns_rr_info ) + ntohs ( ( ( struct dns_rr_info * ) p )->rdlength ) ); } |