Add "getnonblock" and "setnonblock" operations, and set the function

[libpcap] / savefile.c

diff --git a/savefile.c b/savefile.c
index 608275e074143f6d00f1e8efdf59c373b95755e1..fa0130b0b76599fe125e6437dce5879fe38a961c 100644 (file)
--- a/savefile.c
+++ b/savefile.c
@@ -30,7 +30,7 @@
 
 #ifndef lint
 static const char rcsid[] _U_ =
-    "@(#) $Header: /tcpdump/master/libpcap/savefile.c,v 1.96 2003-11-18 21:06:51 guy Exp $ (LBL)";
+    "@(#) $Header: /tcpdump/master/libpcap/savefile.c,v 1.97 2003-11-20 02:02:41 guy Exp $ (LBL)";
 #endif
 
 #ifdef HAVE_CONFIG_H
@@ -428,6 +428,26 @@ swap_hdr(struct pcap_file_header *hp)
        hp->linktype = SWAPLONG(hp->linktype);
 }
 
+static int
+sf_getnonblock(pcap_t *p, char *errbuf)
+{
+       /*
+        * This is a savefile, not a live capture file, so never say
+        * it's in non-blocking mode.
+        */
+       return (0);
+}
+
+static int
+sf_setnonblock(pcap_t *p, int nonblock, char *errbuf)
+{
+       /*
+        * This is a savefile, not a live capture file, so ignore
+        * requests to put it in non-blocking mode.
+        */
+       return (0);
+}
+
 static int
 sf_stats(pcap_t *p, struct pcap_stat *ps)
 {
@@ -583,6 +603,8 @@ pcap_open_offline(const char *fname, char *errbuf)
        p->read_op = pcap_offline_read;
        p->setfilter_op = install_bpf_program;
        p->set_datalink_op = NULL;      /* we don't support munging link-layer headers */
+       p->getnonblock_op = sf_getnonblock;
+       p->setnonblock_op = sf_setnonblock;
        p->stats_op = sf_stats;
        p->close_op = sf_close;