]> The Tcpdump Group git mirrors - libpcap/blobdiff - rpcapd/daemon.c
Update config.{guess,sub}, timestamps 2023-01-01,2023-01-21
[libpcap] / rpcapd / daemon.c
index 4b91a4324227e2ea1d26fe98dd1970cea135201b..9b0f828515267822a9712fd7d09a0d28070cd2c4 100644 (file)
@@ -449,7 +449,8 @@ daemon_serviceloop(SOCKET sockctrl, int isactive, char *passiveClients,
                if (getpeername(pars.sockctrl, (struct sockaddr *)&from,
                    &fromlen) == -1)
                {
-                       sock_geterror("getpeername()", errmsgbuf, PCAP_ERRBUF_SIZE);
+                       sock_geterrmsg(errmsgbuf, PCAP_ERRBUF_SIZE,
+                           "getpeername() failed");
                        if (rpcap_senderror(pars.sockctrl, pars.ssl, 0, PCAP_ERR_NETW, errmsgbuf, errbuf) == -1)
                                rpcapd_log(LOGPRIO_ERROR, "Send to client failed: %s", errbuf);
                        goto end;
@@ -523,7 +524,8 @@ daemon_serviceloop(SOCKET sockctrl, int isactive, char *passiveClients,
                        retval = select((int)pars.sockctrl + 1, &rfds, NULL, NULL, &tv);
                        if (retval == -1)
                        {
-                               sock_geterror("select() failed", errmsgbuf, PCAP_ERRBUF_SIZE);
+                               sock_geterrmsg(errmsgbuf, PCAP_ERRBUF_SIZE,
+                                   "select() failed");
                                if (rpcap_senderror(pars.sockctrl, pars.ssl, 0, PCAP_ERR_NETW, errmsgbuf, errbuf) == -1)
                                        rpcapd_log(LOGPRIO_ERROR, "Send to client failed: %s", errbuf);
                                goto end;
@@ -763,7 +765,8 @@ daemon_serviceloop(SOCKET sockctrl, int isactive, char *passiveClients,
 #endif
                        if (retval == -1)
                        {
-                               sock_geterror("select() failed", errmsgbuf, PCAP_ERRBUF_SIZE);
+                               sock_geterrmsg(errmsgbuf, PCAP_ERRBUF_SIZE,
+                                   "select() failed");
                                if (rpcap_senderror(pars.sockctrl, pars.ssl,
                                    0, PCAP_ERR_NETW,
                                    errmsgbuf, errbuf) == -1)
@@ -1368,11 +1371,16 @@ daemon_msg_auth_req(struct daemon_slpars *pars, uint32 plen)
                goto error;
 
        //
-       // Indicate to our peer what versions we support.
+       // Indicate to our peer what versions we support and what our
+       // version of the byte-order magic is (which will tell the
+       // client whether our byte order differs from theirs, in which
+       // case they will need to byte-swap some fields in some
+       // link-layer types' headers).
        //
        memset(authreply, 0, sizeof(struct rpcap_authreply));
        authreply->minvers = RPCAP_MIN_VERSION;
        authreply->maxvers = RPCAP_MAX_VERSION;
+       authreply->byte_order_magic = RPCAP_BYTE_ORDER_MAGIC;
 
        // Send the reply.
        if (sock_send(pars->sockctrl, pars->ssl, sendbuf, sendbufidx, errbuf, PCAP_ERRBUF_SIZE) == -1)
@@ -1882,7 +1890,7 @@ daemon_msg_open_req(uint8 ver, struct daemon_slpars *pars, uint32 plen,
        // This is a fake open, since we do that only to get the needed parameters, then we close the device again
        if ((fp = pcap_open_live(source,
                        1500 /* fake snaplen */,
-                       0 /* no promis */,
+                       0 /* no promisc */,
                        1000 /* fake timeout */,
                        errmsgbuf)) == NULL)
                goto error;
@@ -2054,7 +2062,8 @@ daemon_msg_startcap_req(uint8 ver, struct daemon_slpars *pars, uint32 plen,
        saddrlen = sizeof(struct sockaddr_storage);
        if (getpeername(pars->sockctrl, (struct sockaddr *) &saddr, &saddrlen) == -1)
        {
-               sock_geterror("getpeername()", errmsgbuf, PCAP_ERRBUF_SIZE);
+               sock_geterrmsg(errmsgbuf, PCAP_ERRBUF_SIZE,
+                   "getpeername() failed");
                goto error;
        }
 
@@ -2071,14 +2080,15 @@ daemon_msg_startcap_req(uint8 ver, struct daemon_slpars *pars, uint32 plen,
                if (getnameinfo((struct sockaddr *) &saddr, saddrlen, peerhost,
                                sizeof(peerhost), NULL, 0, NI_NUMERICHOST))
                {
-                       sock_geterror("getnameinfo()", errmsgbuf, PCAP_ERRBUF_SIZE);
+                       sock_geterrmsg(errmsgbuf, PCAP_ERRBUF_SIZE,
+                           "getnameinfo() failed");
                        goto error;
                }
 
                if (sock_initaddress(peerhost, portdata, &hints, &addrinfo, errmsgbuf, PCAP_ERRBUF_SIZE) == -1)
                        goto error;
 
-               if ((session->sockdata = sock_open(addrinfo, SOCKOPEN_CLIENT, 0, errmsgbuf, PCAP_ERRBUF_SIZE)) == INVALID_SOCKET)
+               if ((session->sockdata = sock_open(peerhost, addrinfo, SOCKOPEN_CLIENT, 0, errmsgbuf, PCAP_ERRBUF_SIZE)) == INVALID_SOCKET)
                        goto error;
        }
        else            // Data connection is opened by the client toward the server
@@ -2089,14 +2099,15 @@ daemon_msg_startcap_req(uint8 ver, struct daemon_slpars *pars, uint32 plen,
                if (sock_initaddress(NULL, NULL, &hints, &addrinfo, errmsgbuf, PCAP_ERRBUF_SIZE) == -1)
                        goto error;
 
-               if ((session->sockdata = sock_open(addrinfo, SOCKOPEN_SERVER, 1 /* max 1 connection in queue */, errmsgbuf, PCAP_ERRBUF_SIZE)) == INVALID_SOCKET)
+               if ((session->sockdata = sock_open(NULL, addrinfo, SOCKOPEN_SERVER, 1 /* max 1 connection in queue */, errmsgbuf, PCAP_ERRBUF_SIZE)) == INVALID_SOCKET)
                        goto error;
 
                // get the complete sockaddr structure used in the data connection
                saddrlen = sizeof(struct sockaddr_storage);
                if (getsockname(session->sockdata, (struct sockaddr *) &saddr, &saddrlen) == -1)
                {
-                       sock_geterror("getsockname()", errmsgbuf, PCAP_ERRBUF_SIZE);
+                       sock_geterrmsg(errmsgbuf, PCAP_ERRBUF_SIZE,
+                           "getsockname() failed");
                        goto error;
                }
 
@@ -2104,7 +2115,8 @@ daemon_msg_startcap_req(uint8 ver, struct daemon_slpars *pars, uint32 plen,
                if (getnameinfo((struct sockaddr *) &saddr, saddrlen, NULL,
                                0, portdata, sizeof(portdata), NI_NUMERICSERV))
                {
-                       sock_geterror("getnameinfo()", errmsgbuf, PCAP_ERRBUF_SIZE);
+                       sock_geterrmsg(errmsgbuf, PCAP_ERRBUF_SIZE,
+                           "getnameinfo() failed");
                        goto error;
                }
        }
@@ -2172,7 +2184,8 @@ daemon_msg_startcap_req(uint8 ver, struct daemon_slpars *pars, uint32 plen,
 
                if (socktemp == INVALID_SOCKET)
                {
-                       sock_geterror("accept()", errbuf, PCAP_ERRBUF_SIZE);
+                       sock_geterrmsg(errbuf, PCAP_ERRBUF_SIZE,
+                          "accept() failed");
                        rpcapd_log(LOGPRIO_ERROR, "Accept of data connection failed: %s",
                            errbuf);
                        goto error;