diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile.am | 9 | ||||
| -rw-r--r-- | src/channel.c | 116 | ||||
| -rw-r--r-- | src/channel/Makefile.am | 1 | ||||
| -rw-r--r-- | src/channel/abis/Makefile.am | 9 | ||||
| -rw-r--r-- | src/channel/abis/ipa_stream_client.c | 309 | ||||
| -rw-r--r-- | src/channel/abis/ipa_stream_server.c | 421 | ||||
| -rw-r--r-- | src/ipa.c | 33 | ||||
| -rw-r--r-- | src/jibuf.c | 2 | ||||
| -rw-r--r-- | src/rs232.c | 3 | ||||
| -rw-r--r-- | src/stream.c | 2 |
10 files changed, 7 insertions, 898 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 9dc5e46..de7dff5 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -1,20 +1,17 @@ # This is _NOT_ the library release version, it's an API version. # Please read Chapter 6 "Library interface versions" of the libtool documentation before making any modification -LIBVERSION=5:0:1 +LIBVERSION=6:0:0 AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_builddir) -AM_CFLAGS= -fPIC -Wall $(LIBOSMOCORE_CFLAGS) $(LIBOSMOABIS_CFLAGS) $(COVERAGE_CFLAGS) $(LIBSCTP_CFLAGS) +AM_CFLAGS= -fPIC -Wall $(LIBOSMOCORE_CFLAGS) $(LIBOSMOGSM_CFLAGS) $(LIBOSMOABIS_CFLAGS) $(COVERAGE_CFLAGS) $(LIBSCTP_CFLAGS) AM_LDFLAGS = $(COVERAGE_LDFLAGS) -SUBDIRS = channel - lib_LTLIBRARIES = libosmonetif.la -libosmonetif_la_LIBADD = channel/abis/libosmonetif-abis.la $(LIBOSMOCORE_LIBS) $(LIBSCTP_LIBS) +libosmonetif_la_LIBADD = $(LIBOSMOCORE_LIBS) $(LIBOSMOGSM_LIBS) $(LIBSCTP_LIBS) libosmonetif_la_LDFLAGS = -version-info $(LIBVERSION) -no-undefined libosmonetif_la_SOURCES = amr.c \ - channel.c \ datagram.c \ ipa.c \ ipa_unit.c \ diff --git a/src/channel.c b/src/channel.c deleted file mode 100644 index 2784f22..0000000 --- a/src/channel.c +++ /dev/null @@ -1,116 +0,0 @@ -/* (C) 2011-2012 by Pablo Neira Ayuso <pablo@gnumonks.org> - * All Rights Reserved. - * - * SPDX-License-Identifier: GPL-2.0+ - * - * 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, see <http://www.gnu.org/licenses/>. - * - */ -#include <osmocom/core/talloc.h> -#include <osmocom/core/msgb.h> -#include <osmocom/core/logging.h> -#include <osmocom/core/linuxlist.h> - -#include <osmocom/netif/channel.h> - -static LLIST_HEAD(channel_list); - -extern struct osmo_chan_type chan_abis_ipa_srv; -extern struct osmo_chan_type chan_abis_ipa_cli; - -static void *osmo_chan_ctx; - -void osmo_chan_init(void *ctx) -{ - osmo_chan_ctx = ctx; - llist_add(&chan_abis_ipa_srv.head, &channel_list); - llist_add(&chan_abis_ipa_cli.head, &channel_list); - /* add your new channel type here */ -} - -struct osmo_chan *osmo_chan_create(int type_id, int subtype_id) -{ - struct osmo_chan_type *cur = NULL; - int found = 0, found_partial = 0; - struct osmo_chan *c; - - if (type_id > OSMO_CHAN_MAX) { - LOGP(DLINP, LOGL_ERROR, "unsupported channel type " - "number `%u'\n", type_id); - return NULL; - } - if (subtype_id > OSMO_SUBCHAN_MAX) { - LOGP(DLINP, LOGL_ERROR, "unsupported subchannel type " - "number `%u'\n", type_id); - return NULL; - } - - llist_for_each_entry(cur, &channel_list, head) { - if (type_id == cur->type && subtype_id == cur->subtype) { - found = 1; - break; - } else if (type_id == cur->type) { - found_partial = 1; - break; - } - } - - if (!found) { - LOGP(DLINP, LOGL_ERROR, "unsupported channel type `%s'\n", - cur->name); - return NULL; - } - if (found_partial) { - LOGP(DLINP, LOGL_ERROR, "Sorry, channel type `%s' does not " - "support subtype `%u'\n", cur->name, subtype_id); - return NULL; - } - - c = talloc_zero_size(osmo_chan_ctx, - sizeof(struct osmo_chan) + cur->datasiz); - if (c == NULL) { - LOGP(DLINP, LOGL_ERROR, "cannot allocate channel data\n"); - return NULL; - } - - c->ops = cur; - - if (c->ops->create(c) < 0) { - LOGP(DLINP, LOGL_ERROR, "cannot create channel\n"); - talloc_free(c); - return NULL; - } - return c; -} - -void osmo_chan_destroy(struct osmo_chan *c) -{ - c->ops->destroy(c); - talloc_free(c); -} - -int osmo_chan_open(struct osmo_chan *c) -{ - return c->ops->open(c); -} - -void osmo_chan_close(struct osmo_chan *c) -{ - c->ops->close(c); -} - -int osmo_chan_enqueue(struct osmo_chan *c, struct msgb *msg) -{ - return c->ops->enqueue(c, msg); -} diff --git a/src/channel/Makefile.am b/src/channel/Makefile.am deleted file mode 100644 index 1c4b7a9..0000000 --- a/src/channel/Makefile.am +++ /dev/null @@ -1 +0,0 @@ -SUBDIRS = abis diff --git a/src/channel/abis/Makefile.am b/src/channel/abis/Makefile.am deleted file mode 100644 index 615abff..0000000 --- a/src/channel/abis/Makefile.am +++ /dev/null @@ -1,9 +0,0 @@ -AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_builddir) -AM_CFLAGS= -fPIC -Wall $(LIBOSMOCORE_CFLAGS) $(LIBOSMOVTY_CFLAGS) $(COVERAGE_CFLAGS) -AM_LDFLAGS = $(COVERAGE_LDFLAGS) - -noinst_LTLIBRARIES = libosmonetif-abis.la - -libosmonetif_abis_la_SOURCES = ipa_stream_server.c \ - ipa_stream_client.c -libosmonetif_abis_la_LIBADD = $(LIBOSMOCORE_LIBS) $(LIBOSMOVTY_LIBS) diff --git a/src/channel/abis/ipa_stream_client.c b/src/channel/abis/ipa_stream_client.c deleted file mode 100644 index c610730..0000000 --- a/src/channel/abis/ipa_stream_client.c +++ /dev/null @@ -1,309 +0,0 @@ -/* (C) 2012 by Pablo Neira Ayuso <pablo@gnumonks.org> - * All Rights Reserved. - * - * SPDX-License-Identifier: GPL-2.0+ - * - * 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, see <http://www.gnu.org/licenses/>. - */ - -#include <stdlib.h> -#include <sys/types.h> -#include <netinet/in.h> -#include <netinet/tcp.h> -#include <sys/socket.h> -#include <errno.h> - -#include <osmocom/core/talloc.h> -#include <osmocom/core/select.h> -#include <osmocom/core/msgb.h> -#include <osmocom/core/logging.h> - -#include <osmocom/gsm/tlv.h> - -#include <osmocom/netif/channel.h> -#include <osmocom/netif/stream.h> -#include <osmocom/netif/ipa.h> -#include <osmocom/netif/ipa_unit.h> - -#define CHAN_SIGN_OML 0 -#define CHAN_SIGN_RSL 1 - -/* default IPA cli ports. */ -#define IPA_TCP_PORT_OML 3002 -#define IPA_TCP_PORT_RSL 3003 - -static void *abis_ipa_cli_tall; - -struct chan_abis_ipa_cli { - struct osmo_ipa_unit *unit; - - struct osmo_stream_cli *oml; - struct osmo_stream_cli *rsl; - - void (*signal_msg)(struct msgb *msg, int type); -}; - -static int oml_read_cb(struct osmo_stream_cli *conn); -static int rsl_read_cb(struct osmo_stream_cli *conn); - -static int chan_abis_ipa_cli_create(struct osmo_chan *chan) -{ - struct chan_abis_ipa_cli *c = (struct chan_abis_ipa_cli *)chan->data; - - c->unit = osmo_ipa_unit_alloc(0); - if (c->unit == NULL) - goto err; - - c->oml = osmo_stream_cli_create(abis_ipa_cli_tall); - if (c->oml == NULL) - goto err_oml; - - /* default address and port for OML. */ - osmo_stream_cli_set_addr(c->oml, "0.0.0.0"); - osmo_stream_cli_set_port(c->oml, IPA_TCP_PORT_OML); - osmo_stream_cli_set_read_cb(c->oml, oml_read_cb); - osmo_stream_cli_set_data(c->oml, chan); - - c->rsl = osmo_stream_cli_create(abis_ipa_cli_tall); - if (c->rsl == NULL) - goto err_rsl; - - /* default address and port for RSL. */ - osmo_stream_cli_set_addr(c->rsl, "0.0.0.0"); - osmo_stream_cli_set_port(c->rsl, IPA_TCP_PORT_RSL); - osmo_stream_cli_set_read_cb(c->rsl, rsl_read_cb); - osmo_stream_cli_set_data(c->rsl, chan); - - return 0; -err_rsl: - osmo_stream_cli_destroy(c->oml); -err_oml: - osmo_ipa_unit_free(c->unit); -err: - return -1; -} - -static void chan_abis_ipa_cli_destroy(struct osmo_chan *chan) -{ - struct chan_abis_ipa_cli *c = (struct chan_abis_ipa_cli *)chan->data; - - osmo_ipa_unit_free(c->unit); - talloc_free(c->rsl); - talloc_free(c->oml); -} - -static int chan_abis_ipa_cli_open(struct osmo_chan *chan) -{ - struct chan_abis_ipa_cli *c = (struct chan_abis_ipa_cli *)chan->data; - struct osmo_fd *ofd; - int ret, on = 1; - - if (osmo_stream_cli_open(c->oml) < 0) - goto err; - - ofd = osmo_stream_cli_get_ofd(c->oml); - ret = setsockopt(ofd->fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on)); - if (ret < 0) - goto err_oml; - - if (osmo_stream_cli_open(c->rsl) < 0) - goto err_oml; - - ofd = osmo_stream_cli_get_ofd(c->rsl); - ret = setsockopt(ofd->fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on)); - if (ret < 0) - goto err_rsl; - - return 0; - -err_rsl: - osmo_stream_cli_close(c->rsl); -err_oml: - osmo_stream_cli_close(c->oml); -err: - return -1; -} - -static void chan_abis_ipa_cli_close(struct osmo_chan *chan) -{ - struct chan_abis_ipa_cli *c = (struct chan_abis_ipa_cli *)chan->data; - - osmo_stream_cli_close(c->oml); - osmo_stream_cli_close(c->rsl); -} - -static int chan_abis_ipa_cli_enqueue(struct osmo_chan *c, struct msgb *msg) -{ - osmo_stream_cli_send(msg->dst, msg); - return 0; -} - -void osmo_abis_ipa_cli_set_oml_addr(struct osmo_chan *c, const char *addr) -{ - struct chan_abis_ipa_cli *s = (struct chan_abis_ipa_cli *)&c->data; - - osmo_stream_cli_set_addr(s->oml, addr); -} - -void osmo_abis_ipa_cli_set_oml_port(struct osmo_chan *c, uint16_t port) -{ - struct chan_abis_ipa_cli *s = (struct chan_abis_ipa_cli *)&c->data; - - osmo_stream_cli_set_port(s->oml, port); -} - -void osmo_abis_ipa_cli_set_rsl_addr(struct osmo_chan *c, const char *addr) -{ - struct chan_abis_ipa_cli *s = (struct chan_abis_ipa_cli *)&c->data; - - osmo_stream_cli_set_addr(s->rsl, addr); -} - -void osmo_abis_ipa_cli_set_rsl_port(struct osmo_chan *c, uint16_t port) -{ - struct chan_abis_ipa_cli *s = (struct chan_abis_ipa_cli *)&c->data; - - osmo_stream_cli_set_port(s->rsl, port); -} - -void osmo_abis_ipa_cli_set_unit(struct osmo_chan *c, struct osmo_ipa_unit *unit) -{ - struct chan_abis_ipa_cli *s = (struct chan_abis_ipa_cli *)&c->data; - - osmo_ipa_unit_free(s->unit); - s->unit = unit; -} - -void osmo_abis_ipa_cli_set_cb_signalmsg(struct osmo_chan *c, - void (*signal_msg)(struct msgb *msg, int type)) -{ - struct chan_abis_ipa_cli *s = (struct chan_abis_ipa_cli *)&c->data; - - s->signal_msg = signal_msg; -} - -static int -abis_ipa_cli_rcvmsg(struct osmo_chan *c, struct osmo_stream_cli *conn, - struct msgb *msg, int type) -{ - uint8_t msg_type = *(msg->l2h); - struct osmo_fd *ofd = osmo_stream_cli_get_ofd(conn); - struct chan_abis_ipa_cli *chan = (struct chan_abis_ipa_cli *)&c->data; - int ret; - - /* Handle IPA PING, PONG and ID_ACK messages. */ - if (osmo_ipa_rcvmsg_base(msg, ofd, 0)) /* XXX: 0 indicates client */ - return 0; - - if (msg_type == IPAC_MSGT_ID_GET) { - struct msgb *rmsg; - uint8_t *data = msgb_l2(msg); - int len = msgb_l2len(msg); - - LOGP(DLINP, LOGL_NOTICE, "received ID get\n"); - - rmsg = ipa_cli_id_resp(chan->unit, data + 1, len - 1); - osmo_stream_cli_send(conn, rmsg); - - /* send ID_ACK. */ - rmsg = ipa_cli_id_ack(); - osmo_stream_cli_send(conn, rmsg); - ret = 0; - } else { - LOGP(DLINP, LOGL_ERROR, "Unknown IPA message type\n"); - ret = -EINVAL; - } - return ret; -} - -static int read_cb(struct osmo_stream_cli *conn, int type) -{ - int ret; - struct msgb *msg; - struct osmo_chan *chan = osmo_stream_cli_get_data(conn); - struct chan_abis_ipa_cli *s; - struct ipa_head *hh; - - LOGP(DLINP, LOGL_DEBUG, "received message from stream\n"); - - msg = osmo_ipa_msg_alloc(0); - if (msg == NULL) { - LOGP(DLINP, LOGL_ERROR, "cannot allocate message\n"); - return 0; - } - ret = osmo_stream_cli_recv(conn, msg); - if (ret < 0) { - LOGP(DLINP, LOGL_ERROR, "cannot receive message\n"); - msgb_free(msg); - /* not the dummy connection, release it. */ - return 0; - } else if (ret == 0) { - /* link has vanished, dead socket. */ - LOGP(DLINP, LOGL_ERROR, "closed connection\n"); - msgb_free(msg); - return 0; - } - - if (osmo_ipa_process_msg(msg) < 0) { - LOGP(DLINP, LOGL_ERROR, "Bad IPA message\n"); - msgb_free(msg); - return -EIO; - } - - hh = (struct ipa_head *) msg->data; - if (hh->proto == IPAC_PROTO_IPACCESS) { - abis_ipa_cli_rcvmsg(chan, conn, msg, type); - msgb_free(msg); - return -EIO; - } - - chan = osmo_stream_cli_get_data(conn); - if (chan == NULL) { - LOGP(DLINP, LOGL_ERROR, "no matching signalling link\n"); - msgb_free(msg); - return -EIO; - } - if (hh->proto != IPAC_PROTO_OML && hh->proto != IPAC_PROTO_RSL) { - LOGP(DLINP, LOGL_ERROR, "wrong protocol\n"); - return -EIO; - } - msg->dst = chan; - - s = (struct chan_abis_ipa_cli *)chan->data; - s->signal_msg(msg, type); - - return 0; -} - -static int oml_read_cb(struct osmo_stream_cli *conn) -{ - return read_cb(conn, CHAN_SIGN_OML); -} - -static int rsl_read_cb(struct osmo_stream_cli *conn) -{ - return read_cb(conn, CHAN_SIGN_RSL); -} - -struct osmo_chan_type chan_abis_ipa_cli = { - .type = OSMO_CHAN_ABIS_IPA_CLI, - .subtype = OSMO_SUBCHAN_STREAM, - .name = "A-bis IPA client", - .datasiz = sizeof(struct chan_abis_ipa_cli), - .create = chan_abis_ipa_cli_create, - .destroy = chan_abis_ipa_cli_destroy, - .open = chan_abis_ipa_cli_open, - .close = chan_abis_ipa_cli_close, - .enqueue = chan_abis_ipa_cli_enqueue, -}; diff --git a/src/channel/abis/ipa_stream_server.c b/src/channel/abis/ipa_stream_server.c deleted file mode 100644 index 1cd889c..0000000 --- a/src/channel/abis/ipa_stream_server.c +++ /dev/null @@ -1,421 +0,0 @@ -/* (C) 2012 by Pablo Neira Ayuso <pablo@gnumonks.org> - * All Rights Reserved. - * - * SPDX-License-Identifier: GPL-2.0+ - * - * 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, see <http://www.gnu.org/licenses/>. - */ - -#include <stdlib.h> -#include <sys/types.h> -#include <netinet/in.h> -#include <netinet/tcp.h> -#include <sys/socket.h> -#include <errno.h> - -#include <osmocom/core/talloc.h> -#include <osmocom/core/select.h> -#include <osmocom/core/msgb.h> -#include <osmocom/core/logging.h> - -#include <osmocom/gsm/tlv.h> - -#include <osmocom/netif/channel.h> -#include <osmocom/netif/stream.h> -#include <osmocom/netif/ipa.h> -#include <osmocom/netif/ipa_unit.h> - -#define CHAN_SIGN_OML 0 -#define CHAN_SIGN_RSL 1 - -/* default IPA srv ports. */ -#define IPA_TCP_PORT_OML 3002 -#define IPA_TCP_PORT_RSL 3003 - -static void *abis_ipa_srv_tall; - -static int oml_accept_cb(struct osmo_stream_srv_link *srv, int fd); -static int rsl_accept_cb(struct osmo_stream_srv_link *srv, int fd); - -struct chan_abis_ipa_srv { - struct osmo_chan *chan; - struct osmo_stream_srv_link *oml; - struct osmo_stream_srv_link *rsl; - - struct llist_head bts_list; - - void (*signal_msg)(struct msgb *msg, int type); -}; - -struct chan_abis_ipa_srv_conn { - struct chan_abis_ipa_srv *master; - - struct osmo_stream_srv *oml; - struct osmo_stream_srv *rsl; -}; - -static int chan_abis_ipa_srv_create(struct osmo_chan *chan) -{ - struct chan_abis_ipa_srv *c = (struct chan_abis_ipa_srv *)chan->data; - - c->oml = osmo_stream_srv_link_create(abis_ipa_srv_tall); - if (c->oml == NULL) - goto err_oml; - - /* default address and port for OML. */ - osmo_stream_srv_link_set_addr(c->oml, "0.0.0.0"); - osmo_stream_srv_link_set_port(c->oml, IPA_TCP_PORT_OML); - osmo_stream_srv_link_set_accept_cb(c->oml, oml_accept_cb); - osmo_stream_srv_link_set_data(c->oml, c); - - c->rsl = osmo_stream_srv_link_create(abis_ipa_srv_tall); - if (c->rsl == NULL) - goto err_rsl; - - /* default address and port for RSL. */ - osmo_stream_srv_link_set_addr(c->rsl, "0.0.0.0"); - osmo_stream_srv_link_set_port(c->rsl, IPA_TCP_PORT_RSL); - osmo_stream_srv_link_set_accept_cb(c->rsl, rsl_accept_cb); - osmo_stream_srv_link_set_data(c->rsl, c); - - INIT_LLIST_HEAD(&c->bts_list); - - return 0; -err_rsl: - osmo_stream_srv_link_destroy(c->oml); -err_oml: - return -1; -} - -static void chan_abis_ipa_srv_destroy(struct osmo_chan *chan) -{ - struct chan_abis_ipa_srv *c = (struct chan_abis_ipa_srv *)chan->data; - - osmo_stream_srv_link_destroy(c->rsl); - osmo_stream_srv_link_destroy(c->oml); -} - -static int chan_abis_ipa_srv_open(struct osmo_chan *chan) -{ - struct chan_abis_ipa_srv *c = (struct chan_abis_ipa_srv *)chan->data; - struct osmo_fd *ofd; - int ret, on = 1; - - if (osmo_stream_srv_link_open(c->oml) < 0) - goto err; - - ofd = osmo_stream_srv_link_get_ofd(c->oml); - ret = setsockopt(ofd->fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on)); - if (ret < 0) - goto err_oml; - - if (osmo_stream_srv_link_open(c->rsl) < 0) - goto err_oml; - - ofd = osmo_stream_srv_link_get_ofd(c->rsl); - ret = setsockopt(ofd->fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on)); - if (ret < 0) - goto err_rsl; - - return 0; - -err_rsl: - osmo_stream_srv_link_close(c->rsl); -err_oml: - osmo_stream_srv_link_close(c->oml); -err: - return -1; -} - -static void chan_abis_ipa_srv_close(struct osmo_chan *chan) -{ - struct chan_abis_ipa_srv *c = (struct chan_abis_ipa_srv *)chan->data; - - osmo_stream_srv_link_close(c->oml); - osmo_stream_srv_link_close(c->rsl); -} - -static int chan_abis_ipa_srv_enqueue(struct osmo_chan *c, struct msgb *msg) -{ - osmo_stream_srv_send(msg->dst, msg); - return 0; -} - -void osmo_abis_ipa_srv_set_oml_addr(struct osmo_chan *c, const char *addr) -{ - struct chan_abis_ipa_srv *s = (struct chan_abis_ipa_srv *)&c->data; - - osmo_stream_srv_link_set_addr(s->oml, addr); -} - -void osmo_abis_ipa_srv_set_oml_port(struct osmo_chan *c, uint16_t port) -{ - struct chan_abis_ipa_srv *s = (struct chan_abis_ipa_srv *)&c->data; - - osmo_stream_srv_link_set_port(s->oml, port); -} - -void osmo_abis_ipa_srv_set_rsl_addr(struct osmo_chan *c, const char *addr) -{ - struct chan_abis_ipa_srv *s = (struct chan_abis_ipa_srv *)&c->data; - - osmo_stream_srv_link_set_addr(s->rsl, addr); -} - -void osmo_abis_ipa_srv_set_rsl_port(struct osmo_chan *c, uint16_t port) -{ - struct chan_abis_ipa_srv *s = (struct chan_abis_ipa_srv *)&c->data; - - osmo_stream_srv_link_set_port(s->rsl, port); -} - -void osmo_abis_ipa_srv_set_cb_signalmsg(struct osmo_chan *c, - void (*signal_msg)(struct msgb *msg, int type)) -{ - struct chan_abis_ipa_srv *s = (struct chan_abis_ipa_srv *)&c->data; - - s->signal_msg = signal_msg; -} - -int -osmo_abis_ipa_unit_add(struct osmo_chan *c, uint16_t site_id, uint16_t bts_id) -{ - struct osmo_ipa_unit *unit; - struct chan_abis_ipa_srv *s = (struct chan_abis_ipa_srv *)&c->data; - struct chan_abis_ipa_srv_conn *inst; - - unit = osmo_ipa_unit_alloc(sizeof(struct chan_abis_ipa_srv_conn)); - if (unit == NULL) - return -1; - - osmo_ipa_unit_set_site_id(unit, site_id); - osmo_ipa_unit_set_bts_id(unit, bts_id); - osmo_ipa_unit_add(&s->bts_list, unit); - - inst = osmo_ipa_unit_get_data(unit); - inst->master = s; - - return 0; -} - -static int oml_read_cb(struct osmo_stream_srv *conn); - -static int oml_accept_cb(struct osmo_stream_srv_link *srv, int fd) -{ - struct osmo_stream_srv *conn; - struct osmo_fd *ofd; - - conn = osmo_stream_srv_create(abis_ipa_srv_tall, - srv, fd, oml_read_cb, NULL, NULL); - if (conn == NULL) { - LOGP(DLINP, LOGL_ERROR, "error while creating connection\n"); - return -1; - } - - ofd = osmo_stream_srv_get_ofd(conn); - - /* XXX: better use chan_abis_ipa_srv_enqueue. */ - ipaccess_send_id_req(ofd->fd); - - return 0; -} - -static int rsl_read_cb(struct osmo_stream_srv *conn); - -static int rsl_accept_cb(struct osmo_stream_srv_link *srv, int fd) -{ - struct osmo_stream_srv *conn; - struct osmo_fd *ofd; - - conn = osmo_stream_srv_create(abis_ipa_srv_tall, srv, fd, - rsl_read_cb, NULL, NULL); - if (conn == NULL) { - LOGP(DLINP, LOGL_ERROR, "error while creating connection\n"); - return -1; - } - - ofd = osmo_stream_srv_get_ofd(conn); - - /* XXX: better use chan_abis_ipa_srv_enqueue. */ - ipaccess_send_id_req(ofd->fd); - - return 0; -} - -static void abis_ipa_put(struct osmo_ipa_unit *unit) -{ - struct chan_abis_ipa_srv_conn *inst = osmo_ipa_unit_get_data(unit); - - osmo_stream_srv_destroy(inst->oml); - osmo_stream_srv_destroy(inst->rsl); - inst->oml = NULL; - inst->rsl = NULL; -} - -static int -abis_ipa_srv_rcvmsg(struct osmo_stream_srv *conn, struct msgb *msg, int type) -{ - uint8_t msg_type = *(msg->l2h); - struct osmo_fd *ofd = osmo_stream_srv_get_ofd(conn); - struct osmo_stream_srv_link *link = osmo_stream_srv_get_master(conn); - struct chan_abis_ipa_srv *s = osmo_stream_srv_link_get_data(link); - struct chan_abis_ipa_srv_conn *inst; - int ret; - - /* Handle IPA PING, PONG and ID_ACK messages */ - if (osmo_ipa_rcvmsg_base(msg, ofd, 1)) /* XXX: 1 indicates server */ - return 0; - - if (msg_type == IPAC_MSGT_ID_RESP) { - struct osmo_ipa_unit *unit; - struct ipaccess_unit unit_data; - - if (osmo_ipa_parse_msg_id_resp(msg, &unit_data) < 0) { - LOGP(DLINP, LOGL_ERROR, "bad ID RESP message\n"); - return -EIO; - } - - unit = osmo_ipa_unit_find(&s->bts_list, unit_data.site_id, - unit_data.bts_id); - - if (unit == NULL) { - LOGP(DLINP, LOGL_ERROR, "Unable to find BTS " - "configuration for %u/%u/%u, disconnecting\n", - unit_data.site_id, unit_data.bts_id, - unit_data.trx_id); - return 0; - } - DEBUGP(DLINP, "Identified BTS %u/%u/%u\n", - unit_data.site_id, unit_data.bts_id, - unit_data.trx_id); - - inst = osmo_ipa_unit_get_data(unit); - - if (type == CHAN_SIGN_OML) { - if (inst->oml) { - /* link already exists, kill it. */ - osmo_stream_srv_destroy(inst->oml); - return 0; - } - inst->oml = conn; - } else if (type == CHAN_SIGN_RSL) { - if (!inst->oml) { - /* no OML link? Restart from scratch. */ - abis_ipa_put(unit); - return 0; - } - if (inst->rsl) { - /* RSL link already exists, kill it. */ - osmo_stream_srv_destroy(inst->rsl); - return 0; - } - inst->rsl = conn; - } - osmo_stream_srv_set_data(conn, unit); - ret = 0; - } else { - LOGP(DLINP, LOGL_ERROR, "Unknown IPA message type\n"); - ret = -EINVAL; - } - return ret; -} - -static int read_cb(struct osmo_stream_srv *conn, int type) -{ - int ret; - struct msgb *msg; - struct osmo_ipa_unit *unit = osmo_stream_srv_get_data(conn); - struct chan_abis_ipa_srv_conn *inst; - struct ipa_head *hh; - - LOGP(DLINP, LOGL_DEBUG, "received message from stream\n"); - - msg = osmo_ipa_msg_alloc(0); - if (msg == NULL) { - LOGP(DLINP, LOGL_ERROR, "cannot allocate message\n"); - return 0; - } - ret = osmo_stream_srv_recv(conn, msg); - if (ret < 0) { - LOGP(DLINP, LOGL_ERROR, "cannot receive message\n"); - msgb_free(msg); - if (unit != NULL) - abis_ipa_put(unit); - else - osmo_stream_srv_destroy(conn); - - return 0; - } else if (ret == 0) { - /* link has vanished, dead socket. */ - LOGP(DLINP, LOGL_ERROR, "closed connection\n"); - msgb_free(msg); - if (unit != NULL) - abis_ipa_put(unit); - else - osmo_stream_srv_destroy(conn); - - return 0; - } - ret = osmo_ipa_process_msg(msg); - if (ret < 0) { - LOGP(DLINP, LOGL_ERROR, "invalid IPA message\n"); - msgb_free(msg); - } - - hh = (struct ipa_head *) msg->data; - if (hh->proto == IPAC_PROTO_IPACCESS) { - abis_ipa_srv_rcvmsg(conn, msg, type); - msgb_free(msg); - return -EIO; - } - - if (unit == NULL) { - LOGP(DLINP, LOGL_ERROR, "no IPA unit associated to this " - "connection\n"); - return -EIO; - } - inst = osmo_ipa_unit_get_data(unit); - - if (hh->proto != IPAC_PROTO_OML && hh->proto != IPAC_PROTO_RSL) { - LOGP(DLINP, LOGL_ERROR, "wrong protocol\n"); - return -EIO; - } - msg->dst = conn; - - inst->master->signal_msg(msg, type); - - return 0; -} - -static int oml_read_cb(struct osmo_stream_srv *conn) -{ - return read_cb(conn, CHAN_SIGN_OML); -} - -static int rsl_read_cb(struct osmo_stream_srv *conn) -{ - return read_cb(conn, CHAN_SIGN_RSL); -} - -struct osmo_chan_type chan_abis_ipa_srv = { - .type = OSMO_CHAN_ABIS_IPA_SRV, - .subtype = OSMO_SUBCHAN_STREAM, - .name = "A-bis IPA server", - .datasiz = sizeof(struct chan_abis_ipa_srv), - .create = chan_abis_ipa_srv_create, - .destroy = chan_abis_ipa_srv_destroy, - .open = chan_abis_ipa_srv_open, - .close = chan_abis_ipa_srv_close, - .enqueue = chan_abis_ipa_srv_enqueue, -}; @@ -31,7 +31,6 @@ #include <osmocom/gsm/tlv.h> -#include <osmocom/netif/channel.h> #include <osmocom/netif/ipa.h> #include <osmocom/netif/ipa_unit.h> @@ -131,35 +130,6 @@ int osmo_ipa_process_msg(struct msgb *msg) return 0; } -int osmo_ipa_idtag_parse(struct tlv_parsed *dec, unsigned char *buf, int len) -{ - uint8_t t_len; - uint8_t t_tag; - uint8_t *cur = buf; - - memset(dec, 0, sizeof(*dec)); - - while (len >= 2) { - len -= 2; - t_len = *cur++; - t_tag = *cur++; - - if (t_len > len + 1) { - LOGP(DLMI, LOGL_ERROR, "The tag does not fit: %d\n", t_len); - return -EINVAL; - } - - DEBUGPC(DLMI, "%s='%s' ", ipaccess_idtag_name(t_tag), cur); - - dec->lv[t_tag].len = t_len; - dec->lv[t_tag].val = cur; - - cur += t_len; - len -= t_len; - } - return 0; -} - int osmo_ipa_parse_unitid(const char *str, struct ipaccess_unit *unit_data) { unsigned long ul; @@ -369,8 +339,7 @@ osmo_ipa_parse_msg_id_resp(struct msgb *msg, struct ipaccess_unit *unit_data) DEBUGP(DLINP, "ID_RESP\n"); /* parse tags, search for Unit ID */ - ret = osmo_ipa_idtag_parse(&tlvp, (uint8_t *)msg->l2h + 2, - msgb_l2len(msg)-2); + ret = ipa_ccm_id_resp_parse(&tlvp, (const uint8_t *)msg->l2h + 1, msgb_l2len(msg)-1); if (ret < 0) { LOGP(DLINP, LOGL_ERROR, "IPA response message " "with malformed TLVs\n"); diff --git a/src/jibuf.c b/src/jibuf.c index 2632a57..502f6e5 100644 --- a/src/jibuf.c +++ b/src/jibuf.c @@ -322,7 +322,7 @@ void osmo_jibuf_delete(struct osmo_jibuf *jb) struct msgb *msg, *tmp; osmo_timer_del(&jb->timer); llist_for_each_entry_safe(msg, tmp, &jb->msg_list, list) - dequeue_msg(jb, msg); + dequeue_msg(jb, msg); talloc_free(jb); } diff --git a/src/rs232.c b/src/rs232.c index da5b56b..28f1ba0 100644 --- a/src/rs232.c +++ b/src/rs232.c @@ -141,8 +141,7 @@ struct osmo_rs232 *osmo_rs232_create(void *ctx) void osmo_rs232_set_serial_port(struct osmo_rs232 *r, char *serial_port) { - strncpy(r->cfg.serial_port, serial_port, PATH_MAX); - r->cfg.serial_port[PATH_MAX-1] = '\0'; + osmo_strlcpy(r->cfg.serial_port, serial_port, PATH_MAX); } void osmo_rs232_set_baudrate(struct osmo_rs232 *r, int baudrate) diff --git a/src/stream.c b/src/stream.c index 9dcb94b..6eb2313 100644 --- a/src/stream.c +++ b/src/stream.c @@ -451,7 +451,7 @@ int osmo_stream_cli_open2(struct osmo_stream_cli *cli, int reconnect) ret = osmo_sock_init2(AF_INET, SOCK_STREAM, cli->proto, cli->local_addr, cli->local_port, cli->addr, cli->port, - OSMO_SOCK_F_CONNECT|OSMO_SOCK_F_BIND); + OSMO_SOCK_F_CONNECT|OSMO_SOCK_F_BIND|OSMO_SOCK_F_NONBLOCK); if (ret < 0) { if (reconnect) osmo_stream_cli_reconnect(cli); |