summaryrefslogtreecommitdiffstats
path: root/tools/rctest.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/rctest.c')
-rw-r--r--tools/rctest.c470
1 files changed, 470 insertions, 0 deletions
diff --git a/tools/rctest.c b/tools/rctest.c
new file mode 100644
index 00000000..3789fe8b
--- /dev/null
+++ b/tools/rctest.c
@@ -0,0 +1,470 @@
+/*
+ RFCOMM test tool
+ Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License version 2 as
+ published by the Free Software Foundation;
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
+ IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY CLAIM,
+ OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER
+ RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE
+ USE OR PERFORMANCE OF THIS SOFTWARE.
+
+ ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, COPYRIGHTS,
+ TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS SOFTWARE IS DISCLAIMED.
+*/
+
+/*
+ * $Id$
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/time.h>
+#include <unistd.h>
+#include <syslog.h>
+#include <string.h>
+#include <errno.h>
+#include <signal.h>
+
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <resolv.h>
+#include <netdb.h>
+#include <sys/socket.h>
+
+#include <bluetooth.h>
+#include <rfcomm.h>
+
+/* Test modes */
+enum {
+ SEND,
+ RECV,
+ RECONNECT,
+ MULTY,
+ DUMP,
+ CONNECT,
+ CRECV,
+ LSEND
+};
+
+unsigned char *buf;
+
+/* Default mtu */
+int imtu = 672;
+int omtu = 0;
+
+/* Default data size */
+long data_size = 127;
+
+/* Default addr and port */
+bdaddr_t bdaddr;
+unsigned short port = 10;
+
+int master = 0;
+int auth = 0;
+int encrypt = 0;
+int socktype = SOCK_STREAM;
+
+float tv2fl(struct timeval tv)
+{
+ return (float)tv.tv_sec + (float)(tv.tv_usec/1000000.0);
+}
+
+int do_connect(char *svr)
+{
+ struct sockaddr_rc rem_addr, loc_addr;
+ int s;
+
+ if( (s = socket(PF_BLUETOOTH, socktype, BTPROTO_RFCOMM)) < 0 ) {
+ syslog(LOG_ERR, "Can't create socket. %s(%d)", strerror(errno), errno);
+ return -1;
+ }
+
+ memset(&loc_addr, 0, sizeof(loc_addr));
+ loc_addr.rc_family = AF_BLUETOOTH;
+ loc_addr.rc_bdaddr = bdaddr;
+ if( bind(s, (struct sockaddr *) &loc_addr, sizeof(loc_addr)) < 0 ) {
+ syslog(LOG_ERR, "Can't bind socket. %s(%d)", strerror(errno), errno);
+ exit(1);
+ }
+
+ memset(&rem_addr, 0, sizeof(rem_addr));
+ rem_addr.rc_family = AF_BLUETOOTH;
+ baswap(&rem_addr.rc_bdaddr, strtoba(svr));
+ rem_addr.rc_port = htobs(port);
+ if( connect(s, (struct sockaddr *)&rem_addr, sizeof(rem_addr)) < 0 ){
+ syslog(LOG_ERR, "Can't connect. %s(%d)", strerror(errno), errno);
+ close(s);
+ return -1;
+ }
+
+ syslog(LOG_INFO, "Connected");
+
+ return s;
+}
+
+void do_listen( void (*handler)(int sk) )
+{
+ struct sockaddr_rc loc_addr, rem_addr;
+ int s, s1, opt;
+ bdaddr_t ba;
+
+ if( (s = socket(PF_BLUETOOTH, socktype, BTPROTO_RFCOMM)) < 0 ) {
+ syslog(LOG_ERR, "Can't create socket. %s(%d)", strerror(errno), errno);
+ exit(1);
+ }
+
+ loc_addr.rc_family = AF_BLUETOOTH;
+ loc_addr.rc_bdaddr = bdaddr;
+ loc_addr.rc_port = htobs(port);
+ if( bind(s, (struct sockaddr *) &loc_addr, sizeof(loc_addr)) < 0 ) {
+ syslog(LOG_ERR, "Can't bind socket. %s(%d)", strerror(errno), errno);
+ exit(1);
+ }
+
+#if 0
+ /* Set link mode */
+ opt = 0;
+ if (master)
+ opt |= L2CAP_LM_MASTER;
+
+ if (auth)
+ opt |= L2CAP_LM_AUTH;
+
+ if (encrypt)
+ opt |= L2CAP_LM_ENCRYPT;
+
+ if (setsockopt(s, SOL_RFCOMM, L2CAP_LM, &opt, sizeof(opt)) < 0) {
+ syslog(LOG_ERR, "Can't set L2CAP link mode. %s(%d)", strerror(errno), errno);
+ exit(1);
+ }
+#endif
+
+ if( listen(s, 10) ) {
+ syslog(LOG_ERR,"Can not listen on the socket. %s(%d)", strerror(errno), errno);
+ exit(1);
+ }
+
+ syslog(LOG_INFO,"Waiting for connection on port %d ...", port);
+
+ while(1) {
+ opt = sizeof(rem_addr);
+ if( (s1 = accept(s, (struct sockaddr *)&rem_addr, &opt)) < 0 ) {
+ syslog(LOG_ERR,"Accept failed. %s(%d)", strerror(errno), errno);
+ exit(1);
+ }
+ if( fork() ) {
+ /* Parent */
+ close(s1);
+ continue;
+ }
+ /* Child */
+
+ close(s);
+
+ baswap(&ba, &rem_addr.rc_bdaddr);
+ syslog(LOG_INFO, "Connect from %s \n", batostr(&ba));
+
+ handler(s1);
+
+ syslog(LOG_INFO, "Disconnect\n");
+ exit(0);
+ }
+}
+
+void dump_mode(int s)
+{
+ int len;
+
+ syslog(LOG_INFO, "Receiving ...");
+ while ((len = read(s, buf, data_size)) > 0)
+ syslog(LOG_INFO, "Recevied %d bytes\n", len);
+}
+
+void recv_mode(int s)
+{
+ struct timeval tv_beg,tv_end,tv_diff;
+ long total;
+ uint32_t seq;
+
+ syslog(LOG_INFO,"Receiving ...");
+
+ seq = 0;
+ while (1) {
+ gettimeofday(&tv_beg,NULL);
+ total = 0;
+ while (total < data_size) {
+ uint32_t sq;
+ uint16_t l;
+ int i,r;
+
+ if ((r = recv(s, buf, data_size, 0)) <= 0) {
+ if (r < 0)
+ syslog(LOG_ERR, "Read failed. %s(%d)",
+ strerror(errno), errno);
+ return;
+ }
+
+ /* Check sequence */
+ sq = btohl(*(uint32_t *)buf);
+ if (seq != sq) {
+ syslog(LOG_INFO, "seq missmatch: %d -> %d", seq, sq);
+ seq = sq;
+ }
+ seq++;
+
+ /* Check length */
+ l = btohs(*(uint16_t *)(buf+4));
+ if (r != l) {
+ syslog(LOG_INFO, "size missmatch: %d -> %d", r, l);
+ continue;
+ }
+
+ /* Verify data */
+ for (i=6; i < r; i++) {
+ if (buf[i] != 0x7f)
+ syslog(LOG_INFO, "data missmatch: byte %d 0x%2.2x", i, buf[i]);
+ }
+
+ total += r;
+ }
+ gettimeofday(&tv_end,NULL);
+
+ timersub(&tv_end,&tv_beg,&tv_diff);
+
+ syslog(LOG_INFO,"%ld bytes in %.2f sec, %.2f kB/s",total,
+ tv2fl(tv_diff), (float)(total / tv2fl(tv_diff) ) / 1024.0);
+ }
+}
+
+void send_mode(int s)
+{
+ uint32_t seq;
+ int i;
+
+ syslog(LOG_INFO,"Sending ...");
+
+ for(i=6; i < data_size; i++)
+ buf[i]=0x7f;
+
+ seq = 0;
+ while (1) {
+ *(uint32_t *) buf = htobl(seq++);
+ *(uint16_t *)(buf+4) = htobs(data_size);
+
+ if (send(s, buf, data_size, 0) <= 0) {
+ syslog(LOG_ERR, "Send failed. %s(%d)", strerror(errno), errno);
+ exit(1);
+ }
+ }
+}
+
+void reconnect_mode(char *svr)
+{
+ while(1) {
+ int s = do_connect(svr);
+ close(s);
+ }
+}
+
+void multi_connect_mode(char *svr)
+{
+ while (1) {
+ int i, s;
+ for (i=0; i<10; i++) {
+ if (fork()) continue;
+
+ /* Child */
+ s = do_connect(svr);
+ usleep(500);
+ close(s);
+ exit(0);
+ }
+ sleep(2);
+ }
+}
+
+void usage(void)
+{
+ printf("l2test - L2CAP testing\n"
+ "Usage:\n");
+ printf("\tl2test <mode> [options] [bdaddr]\n");
+ printf("Modes:\n"
+ "\t-r listen and receive\n"
+ "\t-w listen and send\n"
+ "\t-d listen and dump incomming data\n"
+ "\t-s connect and send\n"
+ "\t-u connect and receive\n"
+ "\t-n connect and be silent\n"
+ "\t-c connect, disconnect, connect, ...\n"
+ "\t-m multiple connects\n");
+
+ printf("Options:\n"
+ "\t[-b bytes] [-S bdaddr] [-P port]\n"
+ "\t[-I imtu] [-O omtu]\n"
+ "\t[-D] use connectionless channel (datagram)\n"
+ "\t[-E] request encryption\n"
+ "\t[-E] request encryption\n"
+ "\t[-M] become master\n");
+}
+
+extern int optind,opterr,optopt;
+extern char *optarg;
+
+int main(int argc ,char *argv[])
+{
+ int opt, mode, s, need_addr;
+ struct sigaction sa;
+
+ mode = RECV; need_addr = 0;
+
+ while ((opt=getopt(argc,argv,"rdscuwmnb:P:I:O:S:MAE")) != EOF) {
+ switch(opt) {
+ case 'r':
+ mode = RECV;
+ break;
+
+ case 's':
+ mode = SEND;
+ need_addr = 1;
+ break;
+
+ case 'w':
+ mode = LSEND;
+ break;
+
+ case 'u':
+ mode = CRECV;
+ need_addr = 1;
+ break;
+
+ case 'd':
+ mode = DUMP;
+ break;
+
+ case 'c':
+ mode = RECONNECT;
+ need_addr = 1;
+ break;
+
+ case 'n':
+ mode = CONNECT;
+ need_addr = 1;
+ break;
+
+ case 'm':
+ mode = MULTY;
+ need_addr = 1;
+ break;
+
+ case 'b':
+ data_size = atoi(optarg);
+ break;
+
+ case 'S':
+ baswap(&bdaddr, strtoba(optarg));
+ break;
+
+ case 'P':
+ port = atoi(optarg);
+ break;
+
+ case 'I':
+ imtu = atoi(optarg);
+ break;
+
+ case 'O':
+ omtu = atoi(optarg);
+ break;
+
+ case 'M':
+ master = 1;
+ break;
+
+ case 'A':
+ auth = 1;
+ break;
+
+ case 'E':
+ encrypt = 1;
+ break;
+
+ default:
+ usage();
+ exit(1);
+ }
+ }
+
+ if (need_addr && !(argc - optind)) {
+ usage();
+ exit(1);
+ }
+
+ if (!(buf = malloc(data_size))) {
+ perror("Can't allocate data buffer");
+ exit(1);
+ }
+
+ memset(&sa, 0, sizeof(sa));
+ sa.sa_handler = SIG_IGN;
+ sa.sa_flags = SA_NOCLDSTOP;
+ sigaction(SIGCHLD, &sa, NULL);
+
+ openlog("l2test", LOG_PERROR | LOG_PID, LOG_LOCAL0);
+
+ switch( mode ){
+ case RECV:
+ do_listen(recv_mode);
+ break;
+
+ case CRECV:
+ s = do_connect(argv[optind]);
+ if (s < 0)
+ exit(1);
+ recv_mode(s);
+ break;
+
+ case DUMP:
+ do_listen(dump_mode);
+ break;
+
+ case SEND:
+ s = do_connect(argv[optind]);
+ if (s < 0)
+ exit(1);
+ send_mode(s);
+ break;
+
+ case LSEND:
+ do_listen(send_mode);
+ break;
+
+ case RECONNECT:
+ reconnect_mode(argv[optind]);
+ break;
+
+ case MULTY:
+ multi_connect_mode(argv[optind]);
+ break;
+
+ case CONNECT:
+ s = do_connect(argv[optind]);
+ if (s < 0)
+ exit(1);
+ dump_mode(s);
+ break;
+ }
+ syslog(LOG_INFO, "Exit");
+
+ closelog();
+
+ return 0;
+}
generated by cgit (git 2.34.1) at 2025-11-04 03:07:49 +0000