Rearrange cbc_message and cbsp message code
Move code from message_handling containing both code for generic cbc_message and specific cbsp_message into thers files. The former are moved to cbc_message.c and the later to cbsp_msg.c, similar to what's already done for SBc-AP messages. Change-Id: Ie4082e40f23170cfd6c573fbbb7beb8c6226b6e6
This commit is contained in:
parent
4dd20eec56
commit
7beca6fda0
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@ -5,6 +5,7 @@ noinst_HEADERS = \
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cbc_vty.h \
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cbsp_link.h \
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cbsp_link_fsm.h \
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cbsp_msg.h \
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charset.h \
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debug.h \
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sbcap_msg.h \
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@ -0,0 +1,5 @@
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#pragma once
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#include <osmocom/gsm/cbsp.h>
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struct cbc_message;
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struct osmo_cbsp_decoded *cbcmsg_to_cbsp(void *ctx, const struct cbc_message *cbcmsg);
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@ -17,9 +17,9 @@ osmo_cbc_SOURCES = \
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cbc_vty.c \
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cbsp_link.c \
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cbsp_link_fsm.c \
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cbsp_msg.c \
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rest_api.c \
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charset.c \
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message_handling.c \
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rest_it_op.c \
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sbcap_msg.c \
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sbcap_link.c \
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@ -27,8 +27,147 @@
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#include <osmocom/core/linuxlist.h>
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#include <osmocom/core/talloc.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/core/logging.h>
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#include <osmocom/cbc/cbsp_msg.h>
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#include <osmocom/cbc/cbsp_link.h>
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#include <osmocom/cbc/sbcap_msg.h>
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#include <osmocom/cbc/sbcap_link.h>
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#include <osmocom/cbc/cbc_message.h>
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#include <osmocom/cbc/cbc_peer.h>
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#include <osmocom/cbc/debug.h>
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#include <osmocom/cbc/rest_it_op.h>
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#include <osmocom/cbc/smscb_message_fsm.h>
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/* determine if peer is within scope of cbc_msg */
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static bool is_peer_in_scope(const struct cbc_peer *peer, const struct cbc_message *cbcmsg)
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{
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switch (cbcmsg->scope) {
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case CBC_MSG_SCOPE_PLMN:
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return true;
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/* FIXME: differnt scopes */
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default:
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OSMO_ASSERT(0);
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}
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}
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/* send given new message to given peer */
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int peer_new_cbc_message(struct cbc_peer *peer, struct cbc_message *cbcmsg)
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{
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struct osmo_cbsp_decoded *cbsp;
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SBcAP_SBC_AP_PDU_t *sbcap;
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switch (peer->proto) {
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case CBC_PEER_PROTO_CBSP:
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/* skip peers without any current CBSP connection */
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if (!peer->link.cbsp) {
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LOGP(DCBSP, LOGL_NOTICE, "[%s] Tx CBSP: not connected\n",
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peer->name);
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return -ENOTCONN;
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}
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if (!(cbsp = cbcmsg_to_cbsp(peer, cbcmsg))) {
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LOGP(DCBSP, LOGL_ERROR, "[%s] Tx CBSP: msg gen failed\n",
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peer->name);
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return -EINVAL;
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}
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cbc_cbsp_link_tx(peer->link.cbsp, cbsp);
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break;
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case CBC_PEER_PROTO_SBcAP:
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/* skip peers without any current SBc-AP connection */
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if (!peer->link.sbcap) {
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LOGP(DSBcAP, LOGL_NOTICE, "[%s] Tx SBc-AP: not connected\n",
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peer->name);
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return -ENOTCONN;
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}
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if (!(sbcap = cbcmsg_to_sbcap(peer, cbcmsg))) {
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LOGP(DSBcAP, LOGL_ERROR, "[%s] Tx SBc-AP: msg gen failed\n",
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peer->name);
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return -EINVAL;
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}
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cbc_sbcap_link_tx(peer->link.sbcap, sbcap);
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break;
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case CBC_PEER_PROTO_SABP:
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LOGP(DLGLOBAL, LOGL_ERROR, "Sending message to peer proto %s not implemented!\n",
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get_value_string(cbc_peer_proto_name, peer->proto));
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return -1;
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default:
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OSMO_ASSERT(0);
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}
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return 0;
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}
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/* receive a new CBC message from the user (REST). Allocates new memory,
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* a FSM, copies data from 'orig', routes to all peers and starts FSMs.
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* Once the operation is complete (success, error, timeout) we must
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* notify osmo_it_q of the completion */
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int cbc_message_new(const struct cbc_message *orig, struct rest_it_op *op)
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{
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struct cbc_message *cbcmsg = cbc_message_alloc(g_cbc, orig);
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struct cbc_peer *peer;
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if (!cbcmsg) {
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rest_it_op_set_http_result(op, 409, "Could not allocate");
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rest_it_op_complete(op);
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return -ENOMEM;
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}
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OSMO_ASSERT(llist_empty(&cbcmsg->peers));
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/* iterate over all peers */
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llist_for_each_entry(peer, &g_cbc->peers, list) {
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struct cbc_message_peer *mp;
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if (!is_peer_in_scope(peer, cbcmsg))
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continue;
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/* allocate new cbc_mesage_peer + related FSM */
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mp = smscb_peer_fsm_alloc(peer, cbcmsg);
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if (!mp) {
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LOGP(DCBSP, LOGL_ERROR, "Cannot allocate cbc_message_peer\n");
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continue;
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}
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}
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/* kick off the state machine[s] */
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if (osmo_fsm_inst_dispatch(cbcmsg->fi, SMSCB_E_CREATE, op) < 0) {
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rest_it_op_set_http_result(op, 500, "Illegal FSM event");
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rest_it_op_complete(op);
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}
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/* we continue in the FSM after the WRITE_ACK event was received */
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return 0;
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}
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void cbc_message_delete(struct cbc_message *cbcmsg, struct rest_it_op *op)
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{
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if (osmo_fsm_inst_dispatch(cbcmsg->fi, SMSCB_E_DELETE, op) < 0) {
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rest_it_op_set_http_result(op, 500, "Illegal FSM event");
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rest_it_op_complete(op);
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}
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/* we continue in the FSM after the DELETE_ACK event was received */
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}
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struct cbc_message *cbc_message_by_id(uint16_t message_id)
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{
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struct cbc_message *cbc_msg;
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llist_for_each_entry(cbc_msg, &g_cbc->messages, list) {
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if (cbc_msg->msg.message_id == message_id)
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return cbc_msg;
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}
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return NULL;
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}
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struct cbc_message *cbc_message_expired_by_id(uint16_t message_id)
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{
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struct cbc_message *cbc_msg;
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llist_for_each_entry(cbc_msg, &g_cbc->expired_messages, list) {
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if (cbc_msg->msg.message_id == message_id)
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return cbc_msg;
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}
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return NULL;
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}
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/* remove a peer from the message */
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int cbc_message_del_peer(struct cbc_message *cbcmsg, struct cbc_peer *peer)
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@ -0,0 +1,110 @@
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/* Osmocom CBC (Cell Broacast Centre) */
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/* (C) 2019 by Harald Welte <laforge@gnumonks.org>
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* All Rights Reserved
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*
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* SPDX-License-Identifier: AGPL-3.0+
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <errno.h>
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#include <osmocom/core/linuxlist.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/gsm/cbsp.h>
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#include <osmocom/cbc/cbsp_msg.h>
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#include <osmocom/cbc/cbc_message.h>
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/* convert cbc_message to osmo_cbsp_cell_list */
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static int cbcmsg_to_cbsp_cell_list(const void *ctx, struct osmo_cbsp_cell_list *list,
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const struct cbc_message *cbcmsg)
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{
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struct osmo_cbsp_cell_ent *ent;
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switch (cbcmsg->scope) {
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case CBC_MSG_SCOPE_PLMN:
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list->id_discr = CELL_IDENT_BSS;
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ent = talloc_zero(ctx, struct osmo_cbsp_cell_ent);
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if (!ent)
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return -ENOMEM;
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//ent->cell_id = ?
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llist_add_tail(&ent->list, &list->list);
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return 0;
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default:
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OSMO_ASSERT(0);
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}
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}
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/* generate a CBSP WRITE-REPLACE from our internal representation */
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struct osmo_cbsp_decoded *cbcmsg_to_cbsp(void *ctx, const struct cbc_message *cbcmsg)
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{
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struct osmo_cbsp_write_replace *wrepl;
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const struct smscb_message *smscb = &cbcmsg->msg;
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struct osmo_cbsp_decoded *cbsp = osmo_cbsp_decoded_alloc(ctx, CBSP_MSGT_WRITE_REPLACE);
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unsigned int i;
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int rc;
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if (!cbsp)
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return NULL;
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wrepl = &cbsp->u.write_replace;
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wrepl->msg_id = smscb->message_id;
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wrepl->new_serial_nr = smscb->serial_nr;
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/* FIXME: old? */
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/* Cell list */
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rc = cbcmsg_to_cbsp_cell_list(cbcmsg, &wrepl->cell_list, cbcmsg);
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if (rc < 0) {
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talloc_free(cbsp);
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return NULL;
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}
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if (!smscb->is_etws)
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wrepl->is_cbs = true;
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if (wrepl->is_cbs) {
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if (cbcmsg->extended_cbch)
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wrepl->u.cbs.channel_ind = CBSP_CHAN_IND_EXTENDED;
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else
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wrepl->u.cbs.channel_ind = CBSP_CHAN_IND_BASIC;
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wrepl->u.cbs.category = cbcmsg->priority;
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wrepl->u.cbs.rep_period = cbcmsg->rep_period;
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wrepl->u.cbs.num_bcast_req = cbcmsg->num_bcast;
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wrepl->u.cbs.dcs = smscb->cbs.dcs;
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INIT_LLIST_HEAD(&wrepl->u.cbs.msg_content);
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for (i = 0; i < smscb->cbs.num_pages; i++) {
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struct osmo_cbsp_content *ce = talloc_zero(cbsp, struct osmo_cbsp_content);
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if (i == smscb->cbs.num_pages - 1)
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ce->user_len = smscb->cbs.data_user_len - (i * SMSCB_RAW_PAGE_LEN);
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else
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ce->user_len = SMSCB_RAW_PAGE_LEN;
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memcpy(ce->data, smscb->cbs.data[i], SMSCB_RAW_PAGE_LEN);
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llist_add_tail(&ce->list, &wrepl->u.cbs.msg_content);
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}
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} else {
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wrepl->u.emergency.indicator = 1;
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wrepl->u.emergency.warning_type = (smscb->etws.warning_type & 0x7f) << 9;
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if (smscb->etws.user_alert)
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wrepl->u.emergency.warning_type |= 0x0100;
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if (smscb->etws.popup_on_display)
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wrepl->u.emergency.warning_type |= 0x0080;
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memcpy(wrepl->u.emergency.warning_sec_info, smscb->etws.warning_sec_info,
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sizeof(wrepl->u.emergency.warning_sec_info));
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if (cbcmsg->warning_period_sec == 0xffffffff)
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wrepl->u.emergency.warning_period = 0;
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else
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wrepl->u.emergency.warning_period = cbcmsg->warning_period_sec;
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}
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return cbsp;
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}
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@ -1,247 +0,0 @@
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/* Osmocom CBC (Cell Broacast Centre) */
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/* (C) 2019 by Harald Welte <laforge@gnumonks.org>
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* All Rights Reserved
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*
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* SPDX-License-Identifier: AGPL-3.0+
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <errno.h>
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#include <osmocom/core/linuxlist.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/gsm/cbsp.h>
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#include <osmocom/cbc/cbc_data.h>
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#include <osmocom/cbc/cbsp_link.h>
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#include <osmocom/cbc/sbcap_link.h>
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#include <osmocom/cbc/sbcap_msg.h>
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#include <osmocom/cbc/rest_it_op.h>
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#include <osmocom/cbc/debug.h>
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#include <osmocom/cbc/cbc_peer.h>
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#include <osmocom/cbc/smscb_message_fsm.h>
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/* convert cbc_message to osmo_cbsp_cell_list */
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static int cbcmsg_to_cbsp_cell_list(const void *ctx, struct osmo_cbsp_cell_list *list,
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const struct cbc_message *cbcmsg)
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{
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struct osmo_cbsp_cell_ent *ent;
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switch (cbcmsg->scope) {
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case CBC_MSG_SCOPE_PLMN:
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list->id_discr = CELL_IDENT_BSS;
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ent = talloc_zero(ctx, struct osmo_cbsp_cell_ent);
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if (!ent)
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return -ENOMEM;
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//ent->cell_id = ?
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llist_add_tail(&ent->list, &list->list);
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return 0;
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default:
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OSMO_ASSERT(0);
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}
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}
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/* generate a CBSP WRITE-REPLACE from our internal representation */
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struct osmo_cbsp_decoded *cbcmsg_to_cbsp(void *ctx, const struct cbc_message *cbcmsg)
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{
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struct osmo_cbsp_write_replace *wrepl;
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const struct smscb_message *smscb = &cbcmsg->msg;
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struct osmo_cbsp_decoded *cbsp = osmo_cbsp_decoded_alloc(ctx, CBSP_MSGT_WRITE_REPLACE);
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unsigned int i;
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int rc;
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if (!cbsp)
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return NULL;
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wrepl = &cbsp->u.write_replace;
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wrepl->msg_id = smscb->message_id;
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wrepl->new_serial_nr = smscb->serial_nr;
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/* FIXME: old? */
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/* Cell list */
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rc = cbcmsg_to_cbsp_cell_list(cbcmsg, &wrepl->cell_list, cbcmsg);
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if (rc < 0) {
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talloc_free(cbsp);
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return NULL;
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}
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if (!smscb->is_etws)
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wrepl->is_cbs = true;
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if (wrepl->is_cbs) {
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if (cbcmsg->extended_cbch)
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wrepl->u.cbs.channel_ind = CBSP_CHAN_IND_EXTENDED;
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else
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wrepl->u.cbs.channel_ind = CBSP_CHAN_IND_BASIC;
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wrepl->u.cbs.category = cbcmsg->priority;
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wrepl->u.cbs.rep_period = cbcmsg->rep_period;
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wrepl->u.cbs.num_bcast_req = cbcmsg->num_bcast;
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wrepl->u.cbs.dcs = smscb->cbs.dcs;
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INIT_LLIST_HEAD(&wrepl->u.cbs.msg_content);
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for (i = 0; i < smscb->cbs.num_pages; i++) {
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struct osmo_cbsp_content *ce = talloc_zero(cbsp, struct osmo_cbsp_content);
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if (i == smscb->cbs.num_pages - 1)
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ce->user_len = smscb->cbs.data_user_len - (i * SMSCB_RAW_PAGE_LEN);
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else
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ce->user_len = SMSCB_RAW_PAGE_LEN;
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memcpy(ce->data, smscb->cbs.data[i], SMSCB_RAW_PAGE_LEN);
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llist_add_tail(&ce->list, &wrepl->u.cbs.msg_content);
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}
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} else {
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wrepl->u.emergency.indicator = 1;
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wrepl->u.emergency.warning_type = (smscb->etws.warning_type & 0x7f) << 9;
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if (smscb->etws.user_alert)
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wrepl->u.emergency.warning_type |= 0x0100;
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if (smscb->etws.popup_on_display)
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wrepl->u.emergency.warning_type |= 0x0080;
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memcpy(wrepl->u.emergency.warning_sec_info, smscb->etws.warning_sec_info,
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sizeof(wrepl->u.emergency.warning_sec_info));
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if (cbcmsg->warning_period_sec == 0xffffffff)
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wrepl->u.emergency.warning_period = 0;
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else
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wrepl->u.emergency.warning_period = cbcmsg->warning_period_sec;
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}
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return cbsp;
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}
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|
||||
/* determine if peer is within scope of cbc_msg */
|
||||
static bool is_peer_in_scope(const struct cbc_peer *peer, const struct cbc_message *cbcmsg)
|
||||
{
|
||||
switch (cbcmsg->scope) {
|
||||
case CBC_MSG_SCOPE_PLMN:
|
||||
return true;
|
||||
/* FIXME: differnt scopes */
|
||||
default:
|
||||
OSMO_ASSERT(0);
|
||||
}
|
||||
}
|
||||
|
||||
/* send given new message to given peer */
|
||||
int peer_new_cbc_message(struct cbc_peer *peer, struct cbc_message *cbcmsg)
|
||||
{
|
||||
struct osmo_cbsp_decoded *cbsp;
|
||||
SBcAP_SBC_AP_PDU_t *sbcap;
|
||||
|
||||
switch (peer->proto) {
|
||||
case CBC_PEER_PROTO_CBSP:
|
||||
/* skip peers without any current CBSP connection */
|
||||
if (!peer->link.cbsp) {
|
||||
LOGP(DCBSP, LOGL_NOTICE, "[%s] Tx CBSP: not connected\n",
|
||||
peer->name);
|
||||
return -ENOTCONN;
|
||||
}
|
||||
if (!(cbsp = cbcmsg_to_cbsp(peer, cbcmsg))) {
|
||||
LOGP(DCBSP, LOGL_ERROR, "[%s] Tx CBSP: msg gen failed\n",
|
||||
peer->name);
|
||||
return -EINVAL;
|
||||
}
|
||||
cbc_cbsp_link_tx(peer->link.cbsp, cbsp);
|
||||
break;
|
||||
case CBC_PEER_PROTO_SBcAP:
|
||||
/* skip peers without any current SBc-AP connection */
|
||||
if (!peer->link.sbcap) {
|
||||
LOGP(DSBcAP, LOGL_NOTICE, "[%s] Tx SBc-AP: not connected\n",
|
||||
peer->name);
|
||||
return -ENOTCONN;
|
||||
}
|
||||
if (!(sbcap = cbcmsg_to_sbcap(peer, cbcmsg))) {
|
||||
LOGP(DSBcAP, LOGL_ERROR, "[%s] Tx SBc-AP: msg gen failed\n",
|
||||
peer->name);
|
||||
return -EINVAL;
|
||||
}
|
||||
cbc_sbcap_link_tx(peer->link.sbcap, sbcap);
|
||||
break;
|
||||
case CBC_PEER_PROTO_SABP:
|
||||
LOGP(DLGLOBAL, LOGL_ERROR, "Sending message to peer proto %s not implemented!\n",
|
||||
get_value_string(cbc_peer_proto_name, peer->proto));
|
||||
return -1;
|
||||
default:
|
||||
OSMO_ASSERT(0);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* receive a new CBC message from the user (REST). Allocates new memory,
|
||||
* a FSM, copies data from 'orig', routes to all peers and starts FSMs.
|
||||
* Once the operation is complete (success, error, timeout) we must
|
||||
* notify osmo_it_q of the completion */
|
||||
int cbc_message_new(const struct cbc_message *orig, struct rest_it_op *op)
|
||||
{
|
||||
struct cbc_message *cbcmsg = cbc_message_alloc(g_cbc, orig);
|
||||
struct cbc_peer *peer;
|
||||
|
||||
if (!cbcmsg) {
|
||||
rest_it_op_set_http_result(op, 409, "Could not allocate");
|
||||
rest_it_op_complete(op);
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
OSMO_ASSERT(llist_empty(&cbcmsg->peers));
|
||||
|
||||
/* iterate over all peers */
|
||||
llist_for_each_entry(peer, &g_cbc->peers, list) {
|
||||
struct cbc_message_peer *mp;
|
||||
|
||||
if (!is_peer_in_scope(peer, cbcmsg))
|
||||
continue;
|
||||
|
||||
/* allocate new cbc_mesage_peer + related FSM */
|
||||
mp = smscb_peer_fsm_alloc(peer, cbcmsg);
|
||||
if (!mp) {
|
||||
LOGP(DCBSP, LOGL_ERROR, "Cannot allocate cbc_message_peer\n");
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
/* kick off the state machine[s] */
|
||||
if (osmo_fsm_inst_dispatch(cbcmsg->fi, SMSCB_E_CREATE, op) < 0) {
|
||||
rest_it_op_set_http_result(op, 500, "Illegal FSM event");
|
||||
rest_it_op_complete(op);
|
||||
}
|
||||
|
||||
/* we continue in the FSM after the WRITE_ACK event was received */
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
void cbc_message_delete(struct cbc_message *cbcmsg, struct rest_it_op *op)
|
||||
{
|
||||
if (osmo_fsm_inst_dispatch(cbcmsg->fi, SMSCB_E_DELETE, op) < 0) {
|
||||
rest_it_op_set_http_result(op, 500, "Illegal FSM event");
|
||||
rest_it_op_complete(op);
|
||||
}
|
||||
/* we continue in the FSM after the DELETE_ACK event was received */
|
||||
}
|
||||
|
||||
struct cbc_message *cbc_message_by_id(uint16_t message_id)
|
||||
{
|
||||
struct cbc_message *cbc_msg;
|
||||
llist_for_each_entry(cbc_msg, &g_cbc->messages, list) {
|
||||
if (cbc_msg->msg.message_id == message_id)
|
||||
return cbc_msg;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
struct cbc_message *cbc_message_expired_by_id(uint16_t message_id)
|
||||
{
|
||||
struct cbc_message *cbc_msg;
|
||||
llist_for_each_entry(cbc_msg, &g_cbc->expired_messages, list) {
|
||||
if (cbc_msg->msg.message_id == message_id)
|
||||
return cbc_msg;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
Loading…
Reference in New Issue