2 * Copyright (c) 2009, 2010, 2011 Nicira Networks.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
22 #include "classifier.h"
23 #include "openflow/openflow.h"
26 #include "ofp-print.h"
36 main(int argc OVS_UNUSED
, char *argv
[])
38 struct ofp_match expected_match
;
41 int n
= 0, errors
= 0;
43 set_program_name(argv
[0]);
46 pcap
= fdopen(3, "rb");
48 ovs_fatal(errno
, "failed to open fd 3 for reading");
51 retval
= pcap_read_header(pcap
);
53 ovs_fatal(retval
> 0 ? retval
: 0, "reading pcap header failed");
56 while (fread(&expected_match
, sizeof expected_match
, 1, flows
)) {
57 struct ofpbuf
*packet
;
58 struct ofp_match extracted_match
;
64 retval
= pcap_read(pcap
, &packet
);
66 ovs_fatal(0, "unexpected end of file reading pcap file");
68 ovs_fatal(retval
, "error reading pcap file");
71 flow_extract(packet
, 0, 1, &flow
);
72 cls_rule_init_exact(&flow
, 0, &rule
);
73 ofputil_cls_rule_to_match(&rule
, &extracted_match
);
75 if (memcmp(&expected_match
, &extracted_match
, sizeof expected_match
)) {
76 char *exp_s
= ofp_match_to_string(&expected_match
, 2);
77 char *got_s
= ofp_match_to_string(&extracted_match
, 2);
79 printf("mismatch on packet #%d (1-based).\n", n
);
81 ofp_print_packet(stdout
, packet
->data
, packet
->size
, packet
->size
);
82 ovs_hex_dump(stdout
, packet
->data
, packet
->size
, 0, true);
83 printf("Expected flow:\n%s\n", exp_s
);
84 printf("Actually extracted flow:\n%s\n", got_s
);
90 ofpbuf_delete(packet
);
92 printf("checked %d packets, %d errors\n", n
, errors
);