migrate to libosmousb

the code we used to have in libusb_util.c has been migrated to
libosmousb, a new part of libosmocore.git.  Let's remove our historic
copy and use the new shared library instead.

Change-Id: Ib588c08f873c4da8f3a02815ee2767674a6a5061

10 files changed, 17 insertions, 429 deletions

diff --git a/host/configure.ac b/host/configure.ac
index 7929884..0f91cf2 100644
--- a/host/configure.ac
+++ b/host/configure.ac
@@ -58,6 +58,7 @@ AC_SUBST(SYMBOL_VISIBILITY)
 
 PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore >= 1.0.0)
 PKG_CHECK_MODULES(LIBOSMOSIM, libosmosim >= 1.0.0)
+PKG_CHECK_MODULES(LIBOSMOUSB, libosmousb >= 0.0.0)
 PKG_CHECK_MODULES(LIBUSB, libusb-1.0)
 
 AC_ARG_ENABLE(sanitize,
diff --git a/host/include/Makefile.am b/host/include/Makefile.am
index 4222484..b7b453a 100644
--- a/host/include/Makefile.am
+++ b/host/include/Makefile.am
@@ -1,6 +1,5 @@
 nobase_include_HEADERS = \
 		osmocom/simtrace2/apdu_dispatch.h \
-		osmocom/simtrace2/libusb_util.h \
 		osmocom/simtrace2/simtrace2_api.h \
 		osmocom/simtrace2/simtrace_usb.h \
 		osmocom/simtrace2/simtrace_prot.h \
diff --git a/host/include/osmocom/simtrace2/libusb_util.h b/host/include/osmocom/simtrace2/libusb_util.h
deleted file mode 100644
index 3280b27..0000000
--- a/host/include/osmocom/simtrace2/libusb_util.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/* libisb utilities
- * 
- * (C) 2010-2016 by Harald Welte <hwelte@hmw-consulting.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- */
-#pragma once
-
-#include <libusb.h>
-
-#define USB_MAX_PATH_LEN 20
-
-struct dev_id {
-	uint16_t vendor_id;
-	uint16_t product_id;
-};
-
-/* Find any USB devices in the system matching the given Vendor and
- * Product ID */
-libusb_device **find_matching_usb_devs(const struct dev_id *dev_ids);
-
-/* structure describing a single matching interface found */
-struct usb_interface_match {
-	/* libusb device E*/
-	libusb_device *usb_dev;
-	/* Vendor ID of the device running matching interface */
-	uint16_t vendor;
-	/* Product ID of the device running matching interface */
-	uint16_t product;
-	/* USB Bus Address */
-	uint8_t addr;
-	/* physical path */
-	char path[USB_MAX_PATH_LEN];
-	/* configuration of matching interface */
-	uint8_t configuration;
-	/* interface number of matching interface */
-	uint8_t interface;
-	/* altsetting of matching interface */
-	uint8_t altsetting;
-	/* bInterfaceClass of matching interface */
-	uint8_t class;
-	/* bInterfaceSubClass of matching interface */
-	uint8_t sub_class;
-	/* bInterfaceProtocol of matching interface */
-	uint8_t protocol;
-	/* index of string descriptor of matching interface */
-	uint8_t string_idx;
-};
-
-int dev_find_matching_interfaces(libusb_device *dev, int class, int sub_class, int protocol,
-				 struct usb_interface_match *out, unsigned int out_len);
-
-int usb_match_interfaces(libusb_context *ctx, const struct dev_id *dev_ids,
-			 int class, int sub_class, int protocol,
-			 struct usb_interface_match *out, unsigned int out_len);
-
-libusb_device_handle *usb_open_claim_interface(libusb_context *ctx,
-					       const struct usb_interface_match *ifm);
-
-int get_usb_ep_addrs(libusb_device_handle *devh, unsigned int if_num,
-		     uint8_t *out, uint8_t *in, uint8_t *irq);
diff --git a/host/lib/Makefile.am b/host/lib/Makefile.am
index 8416923..438ad9d 100644
--- a/host/lib/Makefile.am
+++ b/host/lib/Makefile.am
@@ -15,5 +15,4 @@ libosmo_simtrace2_la_LIBADD = $(COMMONLIBS)
 libosmo_simtrace2_la_SOURCES = \
 	apdu_dispatch.c \
 	gsmtap.c \
-	libusb_util.c \
 	simtrace2_api.c
diff --git a/host/lib/libusb_util.c b/host/lib/libusb_util.c
deleted file mode 100644
index 50cd087..0000000
--- a/host/lib/libusb_util.c
+++ /dev/null
@@ -1,338 +0,0 @@
-/* libusb utilities
- * 
- * (C) 2010-2019 by Harald Welte <hwelte@hmw-consulting.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- */
-#include <errno.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-
-#include <libusb.h>
-
-#include <osmocom/simtrace2/libusb_util.h>
-
-static char path_buf[USB_MAX_PATH_LEN];
-
-static char *get_path(libusb_device *dev)
-{
-#if (defined(LIBUSB_API_VERSION) && LIBUSB_API_VERSION >= 0x01000102) || (defined(LIBUSBX_API_VERSION) && LIBUSBX_API_VERSION >= 0x01000102)
-	uint8_t path[8];
-	int r,j;
-	r = libusb_get_port_numbers(dev, path, sizeof(path));
-	if (r > 0) {
-		sprintf(path_buf,"%d-%d",libusb_get_bus_number(dev),path[0]);
-		for (j = 1; j < r; j++){
-			sprintf(path_buf+strlen(path_buf),".%d",path[j]);
-		};
-	}
-	return path_buf;
-#else
-# warning "libusb too old - building without USB path support!"
-	return NULL;
-#endif
-}
-
-static int match_dev_id(const struct libusb_device_descriptor *desc, const struct dev_id *id)
-{
-	if ((desc->idVendor == id->vendor_id) && (desc->idProduct == id->product_id))
-		return 1;
-	return 0;
-}
-
-
-static int match_dev_ids(const struct libusb_device_descriptor *desc, const struct dev_id *ids)
-{
-	const struct dev_id *id;
-
-	for (id = ids; id->vendor_id || id->product_id; id++) {
-		if (match_dev_id(desc, id))
-			return 1;
-	}
-	return 0;
-}
-
-libusb_device **find_matching_usb_devs(const struct dev_id *dev_ids)
-{
-	libusb_device **list;
-	libusb_device **out = calloc(256, sizeof(libusb_device *));
-	libusb_device **cur = out;
-	unsigned int i;
-	int rc;
-
-	if (!out)
-		return NULL;
-
-	rc = libusb_get_device_list(NULL, &list);
-	if (rc <= 0) {
-		perror("No USB devices found");
-		free(out);
-		return NULL;
-	}
-
-	for (i = 0; list[i] != NULL; i++) {
-		struct libusb_device_descriptor dev_desc;
-		libusb_device *dev = list[i];
-
-		rc = libusb_get_device_descriptor(dev, &dev_desc);
-		if (rc < 0) {
-			perror("Couldn't get device descriptor\n");
-			libusb_unref_device(dev);
-			continue;
-		}
-
-		if (match_dev_ids(&dev_desc, dev_ids)) {
-			*cur = dev;
-			cur++;
-			/* FIXME: overflow check */
-		} else
-			libusb_unref_device(dev);
-	}
-	if (cur == out) {
-		libusb_free_device_list(list, 1);
-		free(out);
-		return NULL;
-	}
-
-	libusb_free_device_list(list, 0);
-	return out;
-}
-
-int dev_find_matching_interfaces(libusb_device *dev, int class, int sub_class, int protocol,
-				 struct usb_interface_match *out, unsigned int out_len)
-{
-	struct libusb_device_descriptor dev_desc;
-	int rc, i, out_idx = 0;
-	uint8_t addr;
-	char *path;
-
-	rc = libusb_get_device_descriptor(dev, &dev_desc);
-	if (rc < 0) {
-		perror("Couldn't get device descriptor\n");
-		return -EIO;
-	}
-
-	addr = libusb_get_device_address(dev);
-	path = get_path(dev);
-
-	/* iterate over all configurations */
-	for (i = 0; i < dev_desc.bNumConfigurations; i++) {
-		struct libusb_config_descriptor *conf_desc;
-		int j;
-
-		rc = libusb_get_config_descriptor(dev, i, &conf_desc);
-		if (rc < 0) {
-			fprintf(stderr, "Couldn't get config descriptor %u\n", i);
-			continue;
-		}
-		/* iterate over all interfaces */
-		for (j = 0; j < conf_desc->bNumInterfaces; j++) {
-			const struct libusb_interface *intf = &conf_desc->interface[j];
-			int k;
-			/* iterate over all alternate settings */
-			for (k = 0; k < intf->num_altsetting; k++) {
-				const struct libusb_interface_descriptor *if_desc;
-				if_desc = &intf->altsetting[k];
-				if (class >= 0 && if_desc->bInterfaceClass != class)
-					continue;
-				if (sub_class >= 0 && if_desc->bInterfaceSubClass != sub_class)
-					continue;
-				if (protocol >= 0 && if_desc->bInterfaceProtocol != protocol)
-					continue;
-				/* MATCH! */
-				out[out_idx].usb_dev = dev;
-				out[out_idx].vendor = dev_desc.idVendor;
-				out[out_idx].product = dev_desc.idProduct;
-				out[out_idx].addr = addr;
-				strncpy(out[out_idx].path, path, sizeof(out[out_idx].path)-1);
-				out[out_idx].path[sizeof(out[out_idx].path)-1] = '\0';
-				out[out_idx].configuration = conf_desc->bConfigurationValue;
-				out[out_idx].interface = if_desc->bInterfaceNumber;
-				out[out_idx].altsetting = if_desc->bAlternateSetting;
-				out[out_idx].class = if_desc->bInterfaceClass;
-				out[out_idx].sub_class = if_desc->bInterfaceSubClass;
-				out[out_idx].protocol = if_desc->bInterfaceProtocol;
-				out[out_idx].string_idx = if_desc->iInterface;
-				out_idx++;
-				if (out_idx >= out_len)
-					return out_idx;
-			}
-		}
-	}
-	return out_idx;
-}
-
-int usb_match_interfaces(libusb_context *ctx, const struct dev_id *dev_ids,
-			 int class, int sub_class, int protocol,
-			 struct usb_interface_match *out, unsigned int out_len)
-{
-	struct usb_interface_match *out_cur = out;
-	unsigned int out_len_remain = out_len;
-	libusb_device **list;
-	libusb_device **dev;
-
-	list = find_matching_usb_devs(dev_ids);
-	if (!list)
-		return 0;
-
-	for (dev = list; *dev; dev++) {
-		int rc;
-
-#if 0
-		struct libusb_device_descriptor dev_desc;
-		uint8_t ports[8];
-		uint8_t addr;
-		rc = libusb_get_device_descriptor(*dev, &dev_desc);
-		if (rc < 0) {
-			perror("Cannot get device descriptor");
-			continue;
-		}
-
-		addr = libusb_get_device_address(*dev);
-
-		rc = libusb_get_port_numbers(*dev, ports, sizeof(ports));
-		if (rc < 0) {
-			perror("Cannot get device path");
-			continue;
-		}
-
-		printf("Found USB Device %04x:%04x at address %d\n",
-			dev_desc.idVendor, dev_desc.idProduct, addr);
-#endif
-
-		rc = dev_find_matching_interfaces(*dev, class, sub_class, protocol, out_cur, out_len_remain);
-		if (rc < 0)
-			continue;
-		out_cur += rc;
-		out_len_remain -= rc;
-
-	}
-	return out_len - out_len_remain;
-}
-
-libusb_device_handle *usb_open_claim_interface(libusb_context *ctx,
-					       const struct usb_interface_match *ifm)
-{
-	int rc, config;
-	struct dev_id dev_ids[] = { { ifm->vendor, ifm->product }, { 0, 0 } };
-	libusb_device **list;
-	libusb_device **dev;
-	libusb_device_handle *usb_devh = NULL;
-
-	list = find_matching_usb_devs(dev_ids);
-	if (!list) {
-		perror("No USB device with matching VID/PID");
-		return NULL;
-	}
-
-	for (dev = list; *dev; dev++) {
-		int addr;
-		char *path;
-
-		addr = libusb_get_device_address(*dev);
-		path = get_path(*dev);
-		if ((ifm->addr && addr == ifm->addr) ||
-		    (strlen(ifm->path) && !strcmp(path, ifm->path))) {
-			rc = libusb_open(*dev, &usb_devh);
-			if (rc < 0) {
-				fprintf(stderr, "Cannot open device: %s\n", libusb_error_name(rc));
-				usb_devh = NULL;
-				break;
-			}
-			rc = libusb_get_configuration(usb_devh, &config);
-			if (rc < 0) {
-				fprintf(stderr, "Cannot get current configuration: %s\n", libusb_error_name(rc));
-				libusb_close(usb_devh);
-				usb_devh = NULL;
-				break;
-			}
-			if (config != ifm->configuration) {
-				rc = libusb_set_configuration(usb_devh, ifm->configuration);
-				if (rc < 0) {
-					fprintf(stderr, "Cannot set configuration: %s\n", libusb_error_name(rc));
-					libusb_close(usb_devh);
-					usb_devh = NULL;
-					break;
-				}
-			}
-			rc = libusb_claim_interface(usb_devh, ifm->interface);
-			if (rc < 0) {
-				fprintf(stderr, "Cannot claim interface: %s\n", libusb_error_name(rc));
-				libusb_close(usb_devh);
-				usb_devh = NULL;
-				break;
-			}
-			rc = libusb_set_interface_alt_setting(usb_devh, ifm->interface, ifm->altsetting);
-			if (rc < 0) {
-				fprintf(stderr, "Cannot set interface altsetting: %s\n", libusb_error_name(rc));
-				libusb_release_interface(usb_devh, ifm->interface);
-				libusb_close(usb_devh);
-				usb_devh = NULL;
-				break;
-			}
-		}
-	}
-
-	/* unref / free list */
-	for (dev = list; *dev; dev++)
-		libusb_unref_device(*dev);
-	free(list);
-
-	return usb_devh;
-}
-
-/*! \brief obtain the endpoint addresses for a given USB interface */
-int get_usb_ep_addrs(libusb_device_handle *devh, unsigned int if_num,
-		     uint8_t *out, uint8_t *in, uint8_t *irq)
-{
-	libusb_device *dev = libusb_get_device(devh);
-	struct libusb_config_descriptor *cdesc;
-	const struct libusb_interface_descriptor *idesc;
-	const struct libusb_interface *iface;
-	int rc, l;
-
-	rc = libusb_get_active_config_descriptor(dev, &cdesc);
-	if (rc < 0)
-		return rc;
-
-	iface = &cdesc->interface[if_num];
-	/* FIXME: we assume there's no altsetting */
-	idesc = &iface->altsetting[0];
-
-	for (l = 0; l < idesc->bNumEndpoints; l++) {
-		const struct libusb_endpoint_descriptor *edesc = &idesc->endpoint[l];
-		switch (edesc->bmAttributes & 3) {
-		case LIBUSB_TRANSFER_TYPE_BULK:
-			if (edesc->bEndpointAddress & 0x80) {
-				if (in)
-					*in = edesc->bEndpointAddress;
-			} else {
-				if (out)
-					*out = edesc->bEndpointAddress;
-			}
-			break;
-		case LIBUSB_TRANSFER_TYPE_INTERRUPT:
-			if (irq)
-				*irq = edesc->bEndpointAddress;
-			break;
-		default:
-			break;
-		}
-	}
-	return 0;
-}
diff --git a/host/src/Makefile.am b/host/src/Makefile.am
index 29f2405..c3283ba 100644
--- a/host/src/Makefile.am
+++ b/host/src/Makefile.am
@@ -1,9 +1,9 @@
 AM_CPPFLAGS = $(all_includes) -I$(top_srcdir)/include
-AM_CFLAGS=-Wall -g $(LIBOSMOCORE_CFLAGS) $(LIBOSMOSIM_CFLAGS) $(LIBUSB_CFLAGS) $(COVERAGE_FLAGS)
+AM_CFLAGS=-Wall -g $(LIBOSMOCORE_CFLAGS) $(LIBOSMOSIM_CFLAGS) $(LIBOSMOUSB_CFLAGS) $(LIBUSB_CFLAGS) $(COVERAGE_FLAGS)
 AM_LDFLAGS=$(COVERAGE_LDFLAGS)
 
 LDADD= $(top_builddir)/lib/libosmo-simtrace2.la \
-       $(LIBOSMOCORE_LIBS) $(LIBOSMOSIM_LIBS) $(LIBUSB_LIBS)
+       $(LIBOSMOCORE_LIBS) $(LIBOSMOSIM_LIBS) $(LIBOSMOUSB_LIBS) $(LIBUSB_LIBS)
 
 bin_PROGRAMS = simtrace2-remsim simtrace2-remsim-usb2udp simtrace2-list simtrace2-sniff
 
diff --git a/host/src/simtrace2-remsim.c b/host/src/simtrace2-remsim.c
index d51f081..7d5ecd3 100644
--- a/host/src/simtrace2-remsim.c
+++ b/host/src/simtrace2-remsim.c
@@ -38,7 +38,7 @@
 
 #include <libusb.h>
 
-#include <osmocom/simtrace2/libusb_util.h>
+#include <osmocom/usb/libusb.h>
 #include <osmocom/simtrace2/simtrace2_api.h>
 #include <osmocom/simtrace2/simtrace_prot.h>
 #include <osmocom/simtrace2/apdu_dispatch.h>
@@ -404,7 +404,7 @@ int main(int argc, char **argv)
 			ifm->addr = addr;
 			if (path)
 				osmo_strlcpy(ifm->path, path, sizeof(ifm->path));
-			transp->usb_devh = usb_open_claim_interface(NULL, ifm);
+			transp->usb_devh = osmo_libusb_open_claim_interface(NULL, NULL, ifm);
 			if (!transp->usb_devh) {
 				fprintf(stderr, "can't open USB device\n");
 				goto close_exit;
@@ -416,7 +416,7 @@ int main(int argc, char **argv)
 				goto close_exit;
 			}
 
-			rc = get_usb_ep_addrs(transp->usb_devh, if_num, &transp->usb_ep.out,
+			rc = osmo_libusb_get_ep_addrs(transp->usb_devh, if_num, &transp->usb_ep.out,
 					      &transp->usb_ep.in, &transp->usb_ep.irq_in);
 			if (rc < 0) {
 				fprintf(stderr, "can't obtain EP addrs; rc=%d\n", rc);
diff --git a/host/src/simtrace2-sniff.c b/host/src/simtrace2-sniff.c
index c4cec1e..dfb6e7c 100644
--- a/host/src/simtrace2-sniff.c
+++ b/host/src/simtrace2-sniff.c
@@ -37,7 +37,7 @@
 
 #include <libusb.h>
 
-#include <osmocom/simtrace2/libusb_util.h>
+#include <osmocom/usb/libusb.h>
 #include <osmocom/simtrace2/simtrace_usb.h>
 #include <osmocom/simtrace2/simtrace_prot.h>
 
@@ -384,7 +384,7 @@ int main(int argc, char **argv)
 		goto do_exit;
 	}
 	struct usb_interface_match ifm_scan[16];
-	int num_interfaces = usb_match_interfaces(NULL, compatible_dev_ids,
+	int num_interfaces = osmo_libusb_find_matching_interfaces(NULL, compatible_dev_ids,
 				 USB_CLASS_PROPRIETARY, SIMTRACE_SNIFFER_USB_SUBCLASS, -1, ifm_scan, ARRAY_SIZE(ifm_scan));
 	if (num_interfaces <= 0) {
 		perror("No compatible USB devices found");
@@ -473,7 +473,7 @@ int main(int argc, char **argv)
 	signal(SIGINT, &signal_handler);
 
 	do {
-		_transp.usb_devh = usb_open_claim_interface(NULL, &ifm_selected);
+		_transp.usb_devh = osmo_libusb_open_claim_interface(NULL, NULL, &ifm_selected);
 		if (!_transp.usb_devh) {
 			fprintf(stderr, "can't open USB device\n");
 			goto close_exit;
@@ -485,8 +485,8 @@ int main(int argc, char **argv)
 			goto close_exit;
 		}
 
-		rc = get_usb_ep_addrs(_transp.usb_devh, ifm_selected.interface, &_transp.usb_ep.out,
-				      &_transp.usb_ep.in, &_transp.usb_ep.irq_in);
+		rc = osmo_libusb_get_ep_addrs(_transp.usb_devh, ifm_selected.interface, &_transp.usb_ep.out,
+					      &_transp.usb_ep.in, &_transp.usb_ep.irq_in);
 		if (rc < 0) {
 			fprintf(stderr, "can't obtain EP addrs; rc=%d\n", rc);
 			goto close_exit;
diff --git a/host/src/simtrace2_usb.c b/host/src/simtrace2_usb.c
index d31ff29..94e19ff 100644
--- a/host/src/simtrace2_usb.c
+++ b/host/src/simtrace2_usb.c
@@ -23,7 +23,7 @@
 
 #include <osmocom/core/utils.h>
 
-#include <osmocom/simtrace2/libusb_util.h>
+#include <osmocom/usb/libusb.h>
 #include <osmocom/simtrace2/simtrace_usb.h>
 
 static const struct dev_id compatible_dev_ids[] = {
@@ -38,9 +38,9 @@ static int find_devices(void)
 	struct usb_interface_match ifm[16];
 	int rc, i, num_interfaces;
 
-	/* scan for USB devices matching SIMtrace USB ID with proprietary class */ 
-	rc = usb_match_interfaces(NULL, compatible_dev_ids,
-				 USB_CLASS_PROPRIETARY, -1, -1, ifm, ARRAY_SIZE(ifm));
+	/* scan for USB devices matching SIMtrace USB ID with proprietary class */
+	rc = osmo_libusb_find_matching_interfaces(NULL, compatible_dev_ids,
+						  USB_CLASS_PROPRIETARY, -1, -1, ifm, ARRAY_SIZE(ifm));
 	printf("USB matches: %d\n", rc);
 	if (rc < 0)
 		return rc;
diff --git a/host/src/usb2udp.c b/host/src/usb2udp.c
index 23800fd..57cee74 100644
--- a/host/src/usb2udp.c
+++ b/host/src/usb2udp.c
@@ -35,9 +35,9 @@
 
 #include <libusb.h>
 
+#include <osmocom/usb/libusb.h>
 #include <osmocom/simtrace2/simtrace_usb.h>
 #include <osmocom/simtrace2/simtrace_prot.h>
-#include <osmocom/simtrace2/libusb_util.h>
 
 #include <osmocom/core/utils.h>
 #include <osmocom/core/socket.h>
@@ -259,7 +259,7 @@ int main(int argc, char **argv)
 	g_udp_ofd.cb = ofd_udp_cb;
 	osmo_sock_init_ofd(&g_udp_ofd, AF_INET, SOCK_DGRAM, IPPROTO_UDP, NULL, local_udp_port + if_num, OSMO_SOCK_F_BIND);
 
-	rc = get_usb_ep_addrs(g_devh, if_num, &g_buf_out.ep, &g_buf_in.ep, NULL);
+	rc = osmo_libusb_get_ep_addrs(g_devh, if_num, &g_buf_out.ep, &g_buf_in.ep, NULL);
 	if (rc < 0) {
 		fprintf(stderr, "couldn't find enpdoint addresses; rc=%d\n", rc);
 		goto close_exit;