osmo-iuh/src/iu_client_vty.c

122 lines
3.8 KiB
C

/* OpenBSC Iu related interface to quagga VTY */
/* (C) 2016 by sysmocom s.f.m.c. GmbH <info@sysmocom.de>
* 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 <stdlib.h>
#include <string.h>
#include <osmocom/core/logging.h>
#include <osmocom/vty/command.h>
#include <osmocom/vty/logging.h>
#include <osmocom/sigtran/osmo_ss7.h>
#include <osmocom/sigtran/sccp_sap.h>
#include <osmocom/ranap/iu_client.h>
static enum ranap_nsap_addr_enc *g_rab_assign_addr_enc = NULL;
DEFUN(cfg_iu_asn1_debug,
cfg_iu_asn1_debug_cmd,
"asn1 debug (1|0)",
"ASN.1 settings\n"
"Enable ASN.1 debug messages\n"
"Log ASN.1 debug messages to stderr\n"
"Do not log ASN.1 debug messages to stderr\n")
{
asn_debug = atoi(argv[0]);
return CMD_SUCCESS;
}
DEFUN(cfg_iu_asn1_xer_print,
cfg_iu_asn1_xer_print_cmd,
"asn1 xer-print (1|0)",
"ASN.1 settings\n"
"Log human readable representations of all ASN.1 messages to stderr\n"
"Log XML representation of all ASN.1 messages to stderr\n"
"Do not log decoded ASN.1 messages to stderr\n")
{
asn1_xer_print = atoi(argv[0]);
return CMD_SUCCESS;
}
#define IU_STR "Iu interface protocol options\n"
DEFUN(cfg_iu_rab_assign_addr_enc, cfg_iu_rab_assign_addr_enc_cmd,
"iu rab-assign-addr-enc (x213|v4raw)",
IU_STR
"Choose RAB Assignment's Transport Layer Address encoding\n"
"ITU-T X.213 compliant address encoding (default)\n"
"32bit length raw IPv4 address (for ip.access nano3G)\n")
{
if (!g_rab_assign_addr_enc) {
vty_out(vty, "%%RAB Assignment Transport Layer Address"
" encoding not available%s", VTY_NEWLINE);
return CMD_WARNING;
}
if (strcmp(argv[0], "v4raw") == 0)
*g_rab_assign_addr_enc = RANAP_NSAP_ADDR_ENC_V4RAW;
else
*g_rab_assign_addr_enc = RANAP_NSAP_ADDR_ENC_X213;
return CMD_SUCCESS;
}
int ranap_iu_vty_config_write(struct vty *vty, const char *indent)
{
if (!g_rab_assign_addr_enc) {
vty_out(vty, "%%RAB Assignment Transport Layer Address"
" encoding not available%s", VTY_NEWLINE);
return CMD_WARNING;
}
switch (*g_rab_assign_addr_enc) {
case RANAP_NSAP_ADDR_ENC_V4RAW:
vty_out(vty, "%siu rab-assign-addr-enc v4raw%s", indent,
VTY_NEWLINE);
break;
case RANAP_NSAP_ADDR_ENC_X213:
/* default value, no need to write anything */
break;
default:
LOGP(0, LOGL_ERROR, "Invalid value for"
" iu.rab_assign_addr_enc: %d\n",
*g_rab_assign_addr_enc);
return CMD_WARNING;
}
if (asn_debug)
vty_out(vty, "%sasn1 debug 1%s", indent, VTY_NEWLINE);
if (asn1_xer_print)
vty_out(vty, "%sasn1 xer-print 1%s", indent, VTY_NEWLINE);
return CMD_SUCCESS;
}
void ranap_iu_vty_init(int iu_parent_node, enum ranap_nsap_addr_enc *rab_assign_addr_enc)
{
g_rab_assign_addr_enc = rab_assign_addr_enc;
install_lib_element(iu_parent_node, &cfg_iu_rab_assign_addr_enc_cmd);
/* Technically, these are global ASN.1 settings and not necessarily limited to the Iu interface.
* Practically, only Iu users will use ASN.1 in Osmocom programs -- at least so far. So it is
* easiest to have these commands under 'iu'. */
install_lib_element(iu_parent_node, &cfg_iu_asn1_debug_cmd);
install_lib_element(iu_parent_node, &cfg_iu_asn1_xer_print_cmd);
}