FreeCalypso > hg > freecalypso-sw

annotate rvinterf/lowlevel/pktfwd.c @ 823:d93ecff8544b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
aci: psa_mms.c imported from TCS211 version
author Space Falcon <falcon@ivan.Harhan.ORG>
date Sun, 05 Apr 2015 20:45:18 +0000
parents 2f285f20d617
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
178
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 /*
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
2 * This rvinterf module handles the forwarding of target->host packets
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3 * to clients connected via the local socket interface.
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4 */
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
6 #include <sys/types.h>
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
7 #include <stdio.h>
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
8 #include <string.h>
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
9 #include <strings.h>
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
10 #include <stdlib.h>
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
11 #include <unistd.h>
256
2f285f20d617 rvinterf: *.h moved into include subdir
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 178
diff changeset
12 #include "../include/pktmux.h"
2f285f20d617 rvinterf: *.h moved into include subdir
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 178
diff changeset
13 #include "../include/localsock.h"
178
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
14 #include "client.h"
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
15
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
16 extern u_char rxpkt[];
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
17 extern size_t rxpkt_len;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
18
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
19 extern struct client *client_head;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
20
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
21 forward_pkt_to_client(cli)
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
22 struct client *cli;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
23 {
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
24 int len1;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
25 u_char hdr[3];
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
26
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
27 len1 = rxpkt_len + 1;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
28 hdr[0] = len1 >> 8;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
29 hdr[1] = len1 & 0xFF;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
30 hdr[2] = RVI2CLI_PKT_FROM_TARGET;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
31 write(cli->fd, hdr, 3);
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
32 write(cli->fd, rxpkt, rxpkt_len);
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
33 }
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
34
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
35 forward_rv_trace()
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
36 {
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
37 u32 useid;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
38 struct client *cli;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
39 int i, match;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
40
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
41 useid = rxpkt[1] << 24 | rxpkt[2] << 16 | rxpkt[3] << 8 | rxpkt[4];
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
42 for (cli = client_head; cli; cli = cli->next) {
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
43 match = 0;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
44 for (i = 0; i < cli->int_rvt_count; i++)
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
45 if ((useid & cli->int_rvt_mask[i]) ==
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
46 cli->int_rvt_match[i]) {
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
47 match = 1;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
48 break;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
49 }
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
50 if (match)
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
51 forward_pkt_to_client(cli);
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
52 }
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
53 }
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
54
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
55 forward_nonrvt_pkt()
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
56 {
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
57 struct client *cli;
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
58
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
59 for (cli = client_head; cli; cli = cli->next)
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
60 if (cli->int_proto[rxpkt[0] - 0x12])
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
61 forward_pkt_to_client(cli);
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
62 }