diff options
Diffstat (limited to 'src/iu_client_vty.c')
| -rw-r--r-- | src/iu_client_vty.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/iu_client_vty.c b/src/iu_client_vty.c new file mode 100644 index 0000000..b809b2a --- /dev/null +++ b/src/iu_client_vty.c @@ -0,0 +1,140 @@ +/* OpenBSC Iu related interface to quagga VTY */ +/* (C) 2016 by sysmocom s.m.f.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; +} + +extern struct osmo_sccp_addr local_sccp_addr; + +DEFUN(cfg_iu_local_addr_pc, cfg_iu_local_addr_pc_cmd, + "iu local-address point-code PC", + IU_STR "Local SCCP Address\n") +{ + local_sccp_addr.presence = OSMO_SCCP_ADDR_T_PC | OSMO_SCCP_ADDR_T_SSN; + local_sccp_addr.ri = OSMO_SCCP_RI_SSN_PC; + local_sccp_addr.pc = osmo_ss7_pointcode_parse(NULL, argv[0]); + + return CMD_SUCCESS; +} + +/* TODO: GT address configuration, in line with 4.5.1.1.1 of TS 25.410 */ + +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; + } + + vty_out(vty, "%siu local-address point-code %s%s", indent, + osmo_ss7_pointcode_print(NULL, local_sccp_addr.pc), VTY_NEWLINE); + + 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_element(iu_parent_node, &cfg_iu_rab_assign_addr_enc_cmd); + install_element(iu_parent_node, &cfg_iu_local_addr_pc_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_element(iu_parent_node, &cfg_iu_asn1_debug_cmd); + install_element(iu_parent_node, &cfg_iu_asn1_xer_print_cmd); +} |