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diff --git a/src/libcommon/debug.c b/src/libcommon/debug.c
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+/* OpenBSC Debugging/Logging support code */
+
+/* (C) 2008-2010 by Harald Welte <laforge@gnumonks.org>
+ * (C) 2008 by Holger Hans Peter Freyther <zecke@selfish.org>
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <strings.h>
+#include <time.h>
+#include <errno.h>
+
+#include <osmocore/talloc.h>
+#include <osmocore/utils.h>
+#include <osmocore/logging.h>
+#include <openbsc/gsm_data.h>
+#include <openbsc/gsm_subscriber.h>
+#include <openbsc/debug.h>
+
+/* default categories */
+static const struct log_info_cat default_categories[] = {
+ [DRLL] = {
+ .name = "DRLL",
+ .description = "A-bis Radio Link Layer (RLL)",
+ .color = "\033[1;31m",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DCC] = {
+ .name = "DCC",
+ .description = "Layer3 Call Control (CC)",
+ .color = "\033[1;32m",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DMM] = {
+ .name = "DMM",
+ .description = "Layer3 Mobility Management (MM)",
+ .color = "\033[1;33m",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DRR] = {
+ .name = "DRR",
+ .description = "Layer3 Radio Resource (RR)",
+ .color = "\033[1;34m",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DRSL] = {
+ .name = "DRSL",
+ .description = "A-bis Radio Siganlling Link (RSL)",
+ .color = "\033[1;35m",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DNM] = {
+ .name = "DNM",
+ .description = "A-bis Network Management / O&M (NM/OML)",
+ .color = "\033[1;36m",
+ .enabled = 1, .loglevel = LOGL_INFO,
+ },
+ [DMNCC] = {
+ .name = "DMNCC",
+ .description = "MNCC API for Call Control application",
+ .color = "\033[1;39m",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DSMS] = {
+ .name = "DSMS",
+ .description = "Layer3 Short Message Service (SMS)",
+ .color = "\033[1;37m",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DPAG] = {
+ .name = "DPAG",
+ .description = "Paging Subsystem",
+ .color = "\033[1;38m",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DMEAS] = {
+ .name = "DMEAS",
+ .description = "Radio Measurement Processing",
+ .enabled = 0, .loglevel = LOGL_NOTICE,
+ },
+ [DMI] = {
+ .name = "DMI",
+ .description = "A-bis Input Driver for Signalling",
+ .enabled = 0, .loglevel = LOGL_NOTICE,
+ },
+ [DMIB] = {
+ .name = "DMIB",
+ .description = "A-bis Input Driver for B-Channels (voice)",
+ .enabled = 0, .loglevel = LOGL_NOTICE,
+ },
+ [DMUX] = {
+ .name = "DMUX",
+ .description = "A-bis B-Subchannel TRAU Frame Multiplex",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DINP] = {
+ .name = "DINP",
+ .description = "A-bis Intput Subsystem",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DSCCP] = {
+ .name = "DSCCP",
+ .description = "SCCP Protocol",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DMSC] = {
+ .name = "DMSC",
+ .description = "Mobile Switching Center",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DMGCP] = {
+ .name = "DMGCP",
+ .description = "Media Gateway Control Protocol",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DHO] = {
+ .name = "DHO",
+ .description = "Hand-Over",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DDB] = {
+ .name = "DDB",
+ .description = "Database Layer",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+ [DREF] = {
+ .name = "DREF",
+ .description = "Reference Counting",
+ .enabled = 0, .loglevel = LOGL_NOTICE,
+ },
+ [DGPRS] = {
+ .name = "DGPRS",
+ .description = "GPRS Packet Service",
+ .enabled = 1, .loglevel = LOGL_DEBUG,
+ },
+ [DNS] = {
+ .name = "DNS",
+ .description = "GPRS Network Service (NS)",
+ .enabled = 1, .loglevel = LOGL_INFO,
+ },
+ [DBSSGP] = {
+ .name = "DBSSGP",
+ .description = "GPRS BSS Gateway Protocol (BSSGP)",
+ .enabled = 1, .loglevel = LOGL_DEBUG,
+ },
+ [DLLC] = {
+ .name = "DLLC",
+ .description = "GPRS Logical Link Control Protocol (LLC)",
+ .enabled = 1, .loglevel = LOGL_DEBUG,
+ },
+ [DSNDCP] = {
+ .name = "DSNDCP",
+ .description = "GPRS Sub-Network Dependent Control Protocol (SNDCP)",
+ .enabled = 1, .loglevel = LOGL_DEBUG,
+ },
+ [DNAT] = {
+ .name = "DNAT",
+ .description = "GSM 08.08 NAT/Multipkexer",
+ .enabled = 1, .loglevel = LOGL_NOTICE,
+ },
+};
+
+enum log_filter {
+ _FLT_ALL = LOG_FILTER_ALL, /* libosmocore */
+ FLT_IMSI = 1,
+ FLT_NSVC = 2,
+ FLT_BVC = 3,
+};
+
+static int filter_fn(const struct log_context *ctx,
+ struct log_target *tar)
+{
+ struct gsm_subscriber *subscr = ctx->ctx[BSC_CTX_SUBSCR];
+ const struct gprs_nsvc *nsvc = ctx->ctx[BSC_CTX_NSVC];
+ const struct gprs_nsvc *bvc = ctx->ctx[BSC_CTX_BVC];
+
+ if ((tar->filter_map & (1 << FLT_IMSI)) != 0
+ && subscr && strcmp(subscr->imsi, tar->filter_data[FLT_IMSI]) == 0)
+ return 1;
+
+ /* Filter on the NS Virtual Connection */
+ if ((tar->filter_map & (1 << FLT_NSVC)) != 0
+ && nsvc && (nsvc == tar->filter_data[FLT_NSVC]))
+ return 1;
+
+ /* Filter on the NS Virtual Connection */
+ if ((tar->filter_map & (1 << FLT_BVC)) != 0
+ && bvc && (bvc == tar->filter_data[FLT_BVC]))
+ return 1;
+
+ return 0;
+}
+
+const struct log_info log_info = {
+ .filter_fn = filter_fn,
+ .cat = default_categories,
+ .num_cat = ARRAY_SIZE(default_categories),
+};
+
+void log_set_imsi_filter(struct log_target *target, const char *imsi)
+{
+ if (imsi) {
+ target->filter_map |= (1 << FLT_IMSI);
+ target->filter_data[FLT_IMSI] = talloc_strdup(target, imsi);
+ } else if (target->filter_data[FLT_IMSI]) {
+ target->filter_map &= ~(1 << FLT_IMSI);
+ talloc_free(target->filter_data[FLT_IMSI]);
+ target->filter_data[FLT_IMSI] = NULL;
+ }
+}
+
+void log_set_nsvc_filter(struct log_target *target, struct gprs_nsvc *nsvc)
+{
+ if (nsvc) {
+ target->filter_map |= (1 << FLT_NSVC);
+ target->filter_data[FLT_NSVC] = nsvc;
+ } else if (target->filter_data[FLT_NSVC]) {
+ target->filter_map = ~(1 << FLT_NSVC);
+ target->filter_data[FLT_NSVC] = NULL;
+ }
+}
+
+void log_set_bvc_filter(struct log_target *target, struct bssgp_bvc_ctx *bctx)
+{
+ if (bctx) {
+ target->filter_map |= (1 << FLT_BVC);
+ target->filter_data[FLT_BVC] = bctx;
+ } else if (target->filter_data[FLT_NSVC]) {
+ target->filter_map = ~(1 << FLT_BVC);
+ target->filter_data[FLT_BVC] = NULL;
+ }
+}