diff options
Diffstat (limited to 'ares_send.c')
| -rw-r--r-- | ares_send.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/ares_send.c b/ares_send.c index 37b0704..1a450b1 100644 --- a/ares_send.c +++ b/ares_send.c @@ -16,9 +16,6 @@ #include "ares_setup.h" -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif #ifdef HAVE_NETINET_IN_H # include <netinet/in.h> #endif @@ -31,9 +28,6 @@ # include <arpa/nameser_compat.h> #endif -#include <stdlib.h> -#include <string.h> -#include <time.h> #include "ares.h" #include "ares_dns.h" #include "ares_private.h" @@ -42,7 +36,7 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen, ares_callback callback, void *arg) { struct query *query; - int i; + int i, packetsz; struct timeval now; /* Verify that the query is at least long enough to hold the header. */ @@ -77,7 +71,7 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen, } /* Compute the query ID. Start with no timeout. */ - query->qid = (unsigned short)DNS_HEADER_QID(qbuf); + query->qid = DNS_HEADER_QID(qbuf); query->timeout.tv_sec = 0; query->timeout.tv_usec = 0; @@ -109,7 +103,10 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen, query->server_info[i].skip_server = 0; query->server_info[i].tcp_connection_generation = 0; } - query->using_tcp = (channel->flags & ARES_FLAG_USEVC) || qlen > PACKETSZ; + + packetsz = (channel->flags & ARES_FLAG_EDNS) ? channel->ednspsz : PACKETSZ; + query->using_tcp = (channel->flags & ARES_FLAG_USEVC) || qlen > packetsz; + query->error_status = ARES_ECONNREFUSED; query->timeouts = 0; |