[PATCH 31/33] Add gsmtap option to command line to main.c of osmo-bts-sysmo

[Harald Welte]

From: Andreas Eversberg <jo...@eversberg.eu>

---
 src/osmo-bts-sysmo/main.c | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/osmo-bts-sysmo/main.c b/src/osmo-bts-sysmo/main.c
index 27b593b..8abff5f 100644
--- a/src/osmo-bts-sysmo/main.c
+++ b/src/osmo-bts-sysmo/main.c
@@ -38,6 +38,8 @@
 #include <osmocom/vty/telnet_interface.h>
 #include <osmocom/vty/logging.h>
 #include <osmocom/vty/ports.h>
+#include <osmocom/core/gsmtap_util.h>
+#include <osmocom/core/gsmtap.h>
 
 #include <osmo-bts/gsm_data.h>
 #include <osmo-bts/logging.h>
@@ -47,6 +49,7 @@
 #include <osmo-bts/bts_model.h>
 #include <osmo-bts/pcu_if.h>
 #include <osmo-bts/control_if.h>
+#include <osmo-bts/l1sap.h>
 
 #define SYSMOBTS_RF_LOCK_PATH  "/var/lock/bts_rf_lock"
 
@@ -64,6 +67,7 @@ static const char *config_file = "osmo-bts.cfg";
 static int daemonize = 0;
 static unsigned int dsp_trace = 0x71c00020;
 static int rt_prio = -1;
+static char *gsmtap_ip = 0;
 
 int bts_model_init(struct gsm_bts *bts)
 {
@@ -167,6 +171,7 @@ static void print_help()
                "  -w   --hw-version    Print the targeted HW Version\n"
                "  -M   --pcu-direct    Force PCU to access message queue for "
                        "PDCH dchannel directly\n"
+               "  -i   --gsmtap-ip     The destination IP used for GSMTAP.\n"
                );
 }
 
@@ -198,10 +203,11 @@ static void handle_options(int argc, char **argv)
                        { "hw-version", 0, 0, 'w' },
                        { "pcu-direct", 0, 0, 'M' },
                        { "realtime", 1, 0, 'r' },
+                       { "gsmtap-ip", 1, 0, 'i' },
                        { 0, 0, 0, 0 }
                };
 
-               c = getopt_long(argc, argv, "hc:d:Dc:sTVe:p:w:Mr:",
+               c = getopt_long(argc, argv, "hc:d:Dc:sTVe:p:w:Mr:i:",
                                long_options, &option_idx);
                if (c == -1)
                        break;
@@ -246,6 +252,9 @@ static void handle_options(int argc, char **argv)
                case 'r':
                        rt_prio = atoi(optarg);
                        break;
+               case 'i':
+                       gsmtap_ip = optarg;
+                       break;
                default:
                        break;
                }
@@ -328,6 +337,15 @@ int main(int argc, char **argv)
                }
        }
 
+        if (gsmtap_ip) {
+               gsmtap = gsmtap_source_init(gsmtap_ip, GSMTAP_UDP_PORT, 1);
+               if (!gsmtap) {
+                       fprintf(stderr, "Failed during gsmtap_init()\n");
+                       exit(1);
+               }
+               gsmtap_source_add_sink(gsmtap);
+       }
+
        if (bts_init(bts) < 0) {
                fprintf(stderr, "unable to open bts\n");
                exit(1);
-- 
2.1.0