Initial support of SMPP interface for MT-SMS
This commit is contained in:
parent
90d7f26f67
commit
f1033cc752
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@ -46,6 +46,7 @@ PKG_CHECK_MODULES(LIBOSMOVTY, libosmovty >= 0.3.0)
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PKG_CHECK_MODULES(LIBOSMOGSM, libosmogsm >= 0.3.0)
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PKG_CHECK_MODULES(LIBOSMOABIS, libosmoabis >= 0.1.0)
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PKG_CHECK_MODULES(LIBOSMOGB, libosmogb >= 0.5.2)
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PKG_CHECK_MODULES(LIBSMPP34, libsmpp34 >= 1.10)
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found_libgtp=yes
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PKG_CHECK_MODULES(LIBGTP, libgtp, , found_libgtp=no)
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@ -32,6 +32,7 @@ enum {
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DSNDCP,
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DNAT,
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DCTRL,
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DSMPP,
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Debug_LastEntry,
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};
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@ -161,6 +161,11 @@ static const struct log_info_cat default_categories[] = {
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.description = "Control interface",
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.enabled = 1, .loglevel = LOGL_NOTICE,
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},
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[DSMPP] = {
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.name = "DSMPP",
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.description = "SMPP interface for external SMS apps",
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.enabled = 1, .loglevel = LOGL_DEBUG,
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},
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};
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enum log_filter {
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@ -16,5 +16,6 @@ libmsc_a_SOURCES = auth.c \
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ussd.c \
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vty_interface_layer3.c \
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transaction.c \
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smpp_smsc.c smpp_openbsc.c \
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osmo_msc.c
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@ -0,0 +1,206 @@
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/* OpenBSC SMPP 3.4 interface, SMSC-side implementation */
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/* (C) 2012 by Harald Welte <laforge@gnumonks.org>
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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 General Public License as published by
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* the Free Software Foundation; either version 2 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdint.h>
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#include <errno.h>
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#include <smpp34.h>
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#include <smpp34_structs.h>
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#include <smpp34_params.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/core/msgb.h>
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#include <osmocom/core/logging.h>
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#include <osmocom/core/talloc.h>
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#include <osmocom/gsm/protocol/gsm_04_11.h>
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#include <openbsc/gsm_subscriber.h>
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#include <openbsc/debug.h>
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#include <openbsc/db.h>
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#include <openbsc/gsm_04_11.h>
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#include "smpp_smsc.h"
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static struct gsm_subscriber *subscr_by_dst(struct gsm_network *net,
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uint8_t npi, uint8_t ton, const char *addr)
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{
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struct gsm_subscriber *subscr = NULL;
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switch (npi) {
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case NPI_Land_Mobile_E212:
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subscr = subscr_get_by_imsi(net, addr);
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break;
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case NPI_ISDN_E163_E164:
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case NPI_Private:
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subscr = subscr_get_by_extension(net, addr);
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break;
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default:
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LOGP(DSMPP, LOGL_NOTICE, "Unsupported NPI: %u\n", npi);
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break;
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}
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return subscr;
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}
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struct tlv_t *find_tlv(struct tlv_t *head, uint16_t tag)
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{
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struct tlv_t *t;
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for (t = head; t != NULL; t = t->next) {
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if (t->tag == tag)
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return t;
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}
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return NULL;
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}
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/* convert from submit_sm_t to gsm_sms */
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static int submit_to_sms(struct gsm_sms **psms, struct gsm_network *net,
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const struct submit_sm_t *submit)
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{
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struct gsm_subscriber *dest;
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struct gsm_sms *sms;
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struct tlv_t *t;
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const uint8_t *sms_msg;
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unsigned int sms_msg_len;
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dest = subscr_by_dst(net, submit->dest_addr_npi,
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submit->dest_addr_ton,
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(const char *)submit->destination_addr);
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if (!dest) {
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LOGP(DSMS, LOGL_NOTICE, "SMPP SUBMIT-SM for unknown subscriber: "
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"%s (NPI=%u)\n", submit->destination_addr,
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submit->dest_addr_npi);
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return ESME_RINVDSTADR;
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}
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t = find_tlv(submit->tlv, TLVID_message_payload);
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if (t) {
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if (submit->sm_length) {
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/* ERROR: we cannot have botH! */
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return ESME_ROPTPARNOTALLWD;
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}
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sms_msg = t->value.octet;
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sms_msg_len = t->length;
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} else if (submit->short_message && submit->sm_length) {
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sms_msg = submit->short_message;
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sms_msg_len = submit->sm_length;
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} else {
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sms_msg = NULL;
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sms_msg_len = 0;
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}
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sms = sms_alloc();
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sms->receiver = subscr_get(dest);
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strncpy(sms->dest_addr, dest->extension, sizeof(sms->dest_addr)-1);
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sms->sender = subscr_get_by_id(net, 1);
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if (submit->esm_class & 0x40)
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sms->ud_hdr_ind = 1;
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if (submit->esm_class & 0x80) {
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sms->reply_path_req = 1;
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#warning Implement reply path
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}
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switch (submit->data_coding) {
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case 0x00:
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case 0x01: /* GSM default alphabet */
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sms->data_coding_scheme = GSM338_DCS_1111_7BIT;
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strncpy(sms->text, (char *)sms_msg,
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OSMO_MIN(sizeof(sms->text)-1, sms_msg_len));
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sms->user_data_len = gsm_7bit_encode(sms->user_data, sms->text);
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break;
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case 0x02:
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case 0x04: /* 8-bit binary */
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sms->data_coding_scheme = GSM338_DCS_1111_8BIT_DATA;
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memcpy(sms->user_data, sms_msg, sms_msg_len);
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sms->user_data_len = sms_msg_len;
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break;
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case 0x80: /* UCS-2 */
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sms->data_coding_scheme = (2 << 2);
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memcpy(sms->user_data, sms_msg, submit->sm_length);
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sms->user_data_len = sms_msg_len;
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break;
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/* FIXME */
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default:
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sms_free(sms);
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return ESME_RUNKNOWNERR;
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}
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*psms = sms;
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return ESME_ROK;
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}
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int handle_smpp_submit(struct osmo_esme *esme, struct submit_sm_t *submit,
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struct submit_sm_resp_t *submit_r)
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{
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struct gsm_sms *sms;
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int rc = -1;
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rc = submit_to_sms(&sms, esme->smsc->priv, submit);
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if (rc != ESME_ROK) {
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submit_r->command_status = rc;
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return 0;
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}
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/* FIXME: TP-PID */
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switch (submit->esm_class & 3) {
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case 0: /* default */
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case 1: /* datagram */
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case 3: /* store-and-forward */
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rc = db_sms_store(sms);
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if (rc < 0) {
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LOGP(DSMS, LOGL_ERROR, "SMPP SUBMIT-SM: Unable to "
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"store SMS in database\n");
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sms_free(sms);
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submit_r->command_status = ESME_RSYSERR;
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return 0;
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}
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strcpy((char *)submit_r->message_id, "msg_id_not_implemented");
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LOGP(DSMS, LOGL_INFO, "SMPP SUBMIT-SM: Stored in DB\n");
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rc = 0;
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break;
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case 2: /* forward (i.e. transaction) mode */
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/* FIXME */
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rc = 1; /* don't send any response yet */
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break;
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}
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return rc;
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}
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int smpp_openbsc_init(struct gsm_network *net, uint16_t port)
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{
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struct smsc *smsc = talloc_zero(net, struct smsc);
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int rc;
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smsc->priv = net;
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rc = smpp_smsc_init(smsc, port);
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if (rc < 0)
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talloc_free(smsc);
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return rc;
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}
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@ -0,0 +1,506 @@
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/* SMPP 3.4 interface, SMSC-side implementation */
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/* (C) 2012 by Harald Welte <laforge@gnumonks.org>
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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 General Public License as published by
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* the Free Software Foundation; either version 2 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdint.h>
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#include <errno.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <smpp34.h>
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#include <smpp34_structs.h>
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#include <smpp34_params.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/core/socket.h>
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#include <osmocom/core/msgb.h>
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#include <osmocom/core/logging.h>
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#include <osmocom/core/write_queue.h>
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#include <osmocom/core/talloc.h>
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#include "smpp_smsc.h"
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#include <openbsc/debug.h>
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enum emse_bind {
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ESME_BIND_RX = 0x01,
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ESME_BIND_TX = 0x02,
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};
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#define INIT_RESP(type, resp, req) { \
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memset((resp), 0, sizeof(*(resp))); \
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(resp)->command_length = 0; \
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(resp)->command_id = type; \
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(resp)->command_status = ESME_ROK; \
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(resp)->sequence_number = (req)->sequence_number; \
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}
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#define PACK_AND_SEND(esme, ptr) pack_and_send(esme, (ptr)->command_id, ptr)
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static int pack_and_send(struct osmo_esme *esme, uint32_t type, void *ptr)
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{
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struct msgb *msg = msgb_alloc(4096, "SMPP_Tx");
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int rc, rlen;
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if (!msg)
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return -ENOMEM;
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rc = smpp34_pack(type, msg->tail, msgb_tailroom(msg), &rlen, ptr);
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if (rc != 0) {
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LOGP(DSMPP, LOGL_ERROR, "Error during smpp34_pack(): %s\n",
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smpp34_strerror);
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msgb_free(msg);
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return -EINVAL;
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}
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msgb_put(msg, rlen);
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return osmo_wqueue_enqueue(&esme->wqueue, msg);
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}
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static int smpp_tx_gen_nack(struct osmo_esme *esme, uint32_t seq, uint32_t status)
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{
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struct generic_nack_t nack;
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nack.command_length = 0;
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nack.command_id = GENERIC_NACK;
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nack.sequence_number = seq;
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nack.command_status = status;
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return PACK_AND_SEND(esme, &nack);
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}
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static inline uint32_t smpp_msgb_cmdid(struct msgb *msg)
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{
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uint8_t *tmp = msgb_data(msg) + 4;
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return ntohl(*(uint32_t *)tmp);
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}
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static inline uint32_t smpp_msgb_seq(struct msgb *msg)
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{
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uint8_t *tmp = msgb_data(msg);
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return ntohl(*(uint32_t *)tmp);
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}
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static int smpp_handle_gen_nack(struct osmo_esme *esme, struct msgb *msg)
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{
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struct generic_nack_t nack;
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char buf[SMALL_BUFF];
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int rc;
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rc = smpp34_unpack(GENERIC_NACK, &nack, msgb_data(msg),
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msgb_length(msg));
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if (rc < 0)
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return rc;
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LOGP(DSMPP, LOGL_ERROR, "%s: GENERIC NACK: %s\n", esme->system_id,
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str_command_status(nack.command_status, buf));
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return 0;
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}
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static int smpp_handle_bind_rx(struct osmo_esme *esme, struct msgb *msg)
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{
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struct bind_receiver_t bind;
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struct bind_receiver_resp_t bind_r;
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int rc;
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rc = smpp34_unpack(BIND_RECEIVER, &bind, msgb_data(msg),
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msgb_length(msg));
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if (rc < 0)
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return rc;
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INIT_RESP(BIND_TRANSMITTER_RESP, &bind_r, &bind);
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LOGP(DSMPP, LOGL_INFO, "%s: BIND Rx from (Version %02x)\n",
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bind.system_id, bind.interface_version);
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if (bind.interface_version != SMPP_VERSION) {
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bind_r.command_status = ESME_RSYSERR;
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goto err;
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}
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if (esme->bind_flags) {
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bind_r.command_status = ESME_RALYBND;
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goto err;
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}
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esme->smpp_version = bind.interface_version;
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snprintf(esme->system_id, sizeof(esme->system_id), "%s",
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bind.system_id);
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esme->bind_flags = ESME_BIND_RX;
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/* FIXME */
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err:
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return 0;
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}
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static int smpp_handle_bind_tx(struct osmo_esme *esme, struct msgb *msg)
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{
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struct bind_transmitter_t bind;
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struct bind_transmitter_resp_t bind_r;
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struct tlv_t tlv;
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int rc;
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rc = smpp34_unpack(BIND_TRANSMITTER, &bind, msgb_data(msg),
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msgb_length(msg));
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if (rc < 0) {
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printf("error during unpack: %s\n", smpp34_strerror);
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return rc;
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}
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INIT_RESP(BIND_TRANSMITTER_RESP, &bind_r, &bind);
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LOGP(DSMPP, LOGL_INFO, "%s: BIND Tx (Version %02x)\n",
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bind.system_id, bind.interface_version);
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if (bind.interface_version != SMPP_VERSION) {
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bind_r.command_status = ESME_RSYSERR;
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goto err;
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}
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if (esme->bind_flags) {
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bind_r.command_status = ESME_RALYBND;
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goto err;
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}
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esme->smpp_version = bind.interface_version;
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snprintf(esme->system_id, sizeof(esme->system_id), "%s", bind.system_id);
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esme->bind_flags = ESME_BIND_TX;
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/* build response */
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snprintf((char *)bind_r.system_id, sizeof(bind_r.system_id), "%s",
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esme->smsc->system_id);
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/* add interface version TLV */
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tlv.tag = TLVID_sc_interface_version;
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tlv.length = sizeof(uint8_t);
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tlv.value.val16 = esme->smpp_version;
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build_tlv(&bind_r.tlv, &tlv);
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err:
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return PACK_AND_SEND(esme, &bind_r);
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}
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static int smpp_handle_bind_trx(struct osmo_esme *esme, struct msgb *msg)
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{
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struct bind_transceiver_t bind;
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struct bind_transceiver_resp_t bind_r;
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int rc;
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rc = smpp34_unpack(BIND_TRANSCEIVER, &bind, msgb_data(msg),
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msgb_length(msg));
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if (rc < 0)
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return rc;
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INIT_RESP(BIND_TRANSMITTER_RESP, &bind_r, &bind);
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LOGP(DSMPP, LOGL_INFO, "%s: BIND Trx (Version %02x)\n",
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bind.system_id, bind.interface_version);
|
||||
|
||||
if (bind.interface_version != SMPP_VERSION) {
|
||||
bind_r.command_status = ESME_RSYSERR;
|
||||
goto err;
|
||||
}
|
||||
|
||||
if (esme->bind_flags) {
|
||||
bind_r.command_status = ESME_RALYBND;
|
||||
goto err;
|
||||
}
|
||||
|
||||
esme->smpp_version = bind.interface_version;
|
||||
snprintf(esme->system_id, sizeof(esme->system_id), "%s", bind.system_id);
|
||||
esme->bind_flags |= ESME_BIND_TX | ESME_BIND_RX;
|
||||
|
||||
/* FIXME */
|
||||
err:
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int smpp_handle_unbind(struct osmo_esme *esme, struct msgb *msg)
|
||||
{
|
||||
struct unbind_t unbind;
|
||||
struct unbind_resp_t unbind_r;
|
||||
int rc;
|
||||
|
||||
rc = smpp34_unpack(UNBIND, &unbind, msgb_data(msg),
|
||||
msgb_length(msg));
|
||||
if (rc < 0)
|
||||
return rc;
|
||||
|
||||
INIT_RESP(UNBIND_RESP, &unbind_r, &unbind);
|
||||
|
||||
LOGP(DSMPP, LOGL_INFO, "%s: UNBIND\n", esme->system_id);
|
||||
|
||||
if (esme->bind_flags == 0) {
|
||||
unbind_r.command_status = ESME_RINVBNDSTS;
|
||||
goto err;
|
||||
}
|
||||
|
||||
esme->bind_flags = 0;
|
||||
err:
|
||||
return PACK_AND_SEND(esme, &unbind_r);
|
||||
}
|
||||
|
||||
|
||||
static int smpp_handle_enq_link(struct osmo_esme *esme, struct msgb *msg)
|
||||
{
|
||||
struct enquire_link_t enq;
|
||||
struct enquire_link_resp_t enq_r;
|
||||
int rc;
|
||||
|
||||
rc = smpp34_unpack(ENQUIRE_LINK, &enq, msgb_data(msg),
|
||||
msgb_length(msg));
|
||||
if (rc < 0)
|
||||
return rc;
|
||||
|
||||
LOGP(DSMPP, LOGL_DEBUG, "%s: Enquire Link\n", esme->system_id);
|
||||
|
||||
INIT_RESP(ENQUIRE_LINK_RESP, &enq_r, &enq);
|
||||
|
||||
return PACK_AND_SEND(esme, &enq_r);
|
||||
}
|
||||
|
||||
static int smpp_handle_submit(struct osmo_esme *esme, struct msgb *msg)
|
||||
{
|
||||
struct submit_sm_t submit;
|
||||
struct submit_sm_resp_t submit_r;
|
||||
int rc;
|
||||
|
||||
rc = smpp34_unpack(SUBMIT_SM, &submit, msgb_data(msg),
|
||||
msgb_length(msg));
|
||||
if (rc < 0)
|
||||
return rc;
|
||||
|
||||
INIT_RESP(SUBMIT_SM_RESP, &submit_r, &submit);
|
||||
|
||||
if (!(esme->bind_flags & ESME_BIND_TX)) {
|
||||
submit_r.command_status = ESME_RINVBNDSTS;
|
||||
return PACK_AND_SEND(esme, &submit_r);
|
||||
}
|
||||
|
||||
LOGP(DSMPP, LOGL_INFO, "%s: SUBMIT-SM(%s)\n", esme->system_id,
|
||||
submit.service_type);
|
||||
|
||||
INIT_RESP(SUBMIT_SM_RESP, &submit_r, &submit);
|
||||
|
||||
rc = handle_smpp_submit(esme, &submit, &submit_r);
|
||||
if (rc == 0)
|
||||
return PACK_AND_SEND(esme, &submit_r);
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
/* one complete SMPP PDU from the ESME has been received */
|
||||
static int smpp_pdu_rx(struct osmo_esme *esme, struct msgb *msg)
|
||||
{
|
||||
uint32_t cmd_id = smpp_msgb_cmdid(msg);
|
||||
int rc = 0;
|
||||
|
||||
LOGP(DSMPP, LOGL_DEBUG, "%s: smpp_pdu_rx(%s)\n", esme->system_id,
|
||||
osmo_hexdump(msgb_data(msg), msgb_length(msg)));
|
||||
|
||||
switch (cmd_id) {
|
||||
case GENERIC_NACK:
|
||||
rc = smpp_handle_gen_nack(esme, msg);
|
||||
break;
|
||||
case BIND_RECEIVER:
|
||||
rc = smpp_handle_bind_rx(esme, msg);
|
||||
break;
|
||||
case BIND_TRANSMITTER:
|
||||
rc = smpp_handle_bind_tx(esme, msg);
|
||||
break;
|
||||
case BIND_TRANSCEIVER:
|
||||
rc = smpp_handle_bind_trx(esme, msg);
|
||||
break;
|
||||
case UNBIND:
|
||||
rc = smpp_handle_unbind(esme, msg);
|
||||
break;
|
||||
case ENQUIRE_LINK:
|
||||
rc = smpp_handle_enq_link(esme, msg);
|
||||
break;
|
||||
case SUBMIT_SM:
|
||||
rc = smpp_handle_submit(esme, msg);
|
||||
break;
|
||||
case DELIVER_SM:
|
||||
break;
|
||||
case DATA_SM:
|
||||
break;
|
||||
case CANCEL_SM:
|
||||
case QUERY_SM:
|
||||
case REPLACE_SM:
|
||||
case SUBMIT_MULTI:
|
||||
LOGP(DSMPP, LOGL_NOTICE, "%s: Unimplemented PDU Commmand "
|
||||
"0x%08x\n", esme->system_id, cmd_id);
|
||||
break;
|
||||
default:
|
||||
LOGP(DSMPP, LOGL_ERROR, "%s: Unknown PDU Command 0x%08x\n",
|
||||
esme->system_id, cmd_id);
|
||||
rc = smpp_tx_gen_nack(esme, smpp_msgb_seq(msg), ESME_RINVCMDID);
|
||||
break;
|
||||
}
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
static void esme_destroy(struct osmo_esme *esme)
|
||||
{
|
||||
osmo_wqueue_clear(&esme->wqueue);
|
||||
osmo_fd_unregister(&esme->wqueue.bfd);
|
||||
close(esme->wqueue.bfd.fd);
|
||||
llist_del(&esme->list);
|
||||
talloc_free(esme);
|
||||
}
|
||||
|
||||
/* call-back when per-ESME TCP socket has some data to be read */
|
||||
static int esme_link_read_cb(struct osmo_fd *ofd)
|
||||
{
|
||||
struct osmo_esme *esme = ofd->data;
|
||||
uint32_t len;
|
||||
uint8_t *lenptr = (uint8_t *) &len;
|
||||
uint8_t *cur;
|
||||
struct msgb *msg;
|
||||
int rdlen;
|
||||
int rc;
|
||||
|
||||
switch (esme->read_state) {
|
||||
case READ_ST_IN_LEN:
|
||||
rdlen = sizeof(uint32_t) - esme->read_idx;
|
||||
rc = read(ofd->fd, lenptr + esme->read_idx, rdlen);
|
||||
if (rc < 0) {
|
||||
LOGP(DSMPP, LOGL_ERROR, "read returned %d\n", rc);
|
||||
} else if (rc == 0) {
|
||||
goto dead_socket;
|
||||
} else
|
||||
esme->read_idx += rc;
|
||||
if (esme->read_idx >= sizeof(uint32_t)) {
|
||||
esme->read_len = ntohl(len);
|
||||
msg = msgb_alloc(esme->read_len, "SMPP Rx");
|
||||
if (!msg)
|
||||
return -ENOMEM;
|
||||
esme->read_msg = msg;
|
||||
cur = msgb_put(msg, sizeof(uint32_t));
|
||||
memcpy(cur, lenptr, sizeof(uint32_t));
|
||||
esme->read_state = READ_ST_IN_MSG;
|
||||
esme->read_idx = sizeof(uint32_t);
|
||||
}
|
||||
break;
|
||||
case READ_ST_IN_MSG:
|
||||
msg = esme->read_msg;
|
||||
rdlen = esme->read_len - esme->read_idx;
|
||||
rc = read(ofd->fd, msg->tail, OSMO_MIN(rdlen, msgb_tailroom(msg)));
|
||||
if (rc < 0) {
|
||||
LOGP(DSMPP, LOGL_ERROR, "read returned %d\n", rc);
|
||||
} else if (rc == 0) {
|
||||
goto dead_socket;
|
||||
} else {
|
||||
esme->read_idx += rc;
|
||||
msgb_put(msg, rc);
|
||||
}
|
||||
|
||||
if (esme->read_idx >= esme->read_len) {
|
||||
rc = smpp_pdu_rx(esme, esme->read_msg);
|
||||
esme->read_msg = NULL;
|
||||
esme->read_idx = 0;
|
||||
esme->read_len = 0;
|
||||
esme->read_state = READ_ST_IN_LEN;
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
dead_socket:
|
||||
msgb_free(esme->read_msg);
|
||||
esme_destroy(esme);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* call-back of write queue once it wishes to write a message to the socket */
|
||||
static void esme_link_write_cb(struct osmo_fd *ofd, struct msgb *msg)
|
||||
{
|
||||
struct osmo_esme *esme = ofd->data;
|
||||
int rc;
|
||||
|
||||
rc = write(ofd->fd, msgb_data(msg), msgb_length(msg));
|
||||
if (rc == 0) {
|
||||
esme_destroy(esme);
|
||||
} else if (rc < msgb_length(msg)) {
|
||||
LOGP(DSMPP, LOGL_ERROR, "%s: Short write\n", esme->system_id);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
/* callback for already-accepted new TCP socket */
|
||||
static int link_accept_cb(struct smsc *smsc, int fd,
|
||||
struct sockaddr_storage *s, socklen_t s_len)
|
||||
{
|
||||
struct osmo_esme *esme = talloc_zero(smsc, struct osmo_esme);
|
||||
if (!esme)
|
||||
return -ENOMEM;
|
||||
|
||||
esme->smsc = smsc;
|
||||
osmo_wqueue_init(&esme->wqueue, 10);
|
||||
esme->wqueue.bfd.fd = fd;
|
||||
esme->wqueue.bfd.data = esme;
|
||||
esme->wqueue.bfd.when = BSC_FD_READ;
|
||||
osmo_fd_register(&esme->wqueue.bfd);
|
||||
|
||||
esme->wqueue.read_cb = esme_link_read_cb;
|
||||
esme->wqueue.write_cb = esme_link_write_cb;
|
||||
|
||||
esme->sa_len = OSMO_MIN(sizeof(esme->sa), s_len);
|
||||
memcpy(&esme->sa, s, esme->sa_len);
|
||||
|
||||
llist_add_tail(&esme->list, &smsc->esme_list);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* callback of listening TCP socket */
|
||||
static int smsc_fd_cb(struct osmo_fd *ofd, unsigned int what)
|
||||
{
|
||||
int rc;
|
||||
struct sockaddr_storage sa;
|
||||
socklen_t sa_len = sizeof(sa);
|
||||
|
||||
rc = accept(ofd->fd, (struct sockaddr *)&sa, &sa_len);
|
||||
if (rc < 0) {
|
||||
LOGP(DSMPP, LOGL_ERROR, "Accept returns %d (%s)\n",
|
||||
rc, strerror(errno));
|
||||
return rc;
|
||||
}
|
||||
return link_accept_cb(ofd->data, rc, &sa, sa_len);
|
||||
}
|
||||
|
||||
int smpp_smsc_init(struct smsc *smsc, uint16_t port)
|
||||
{
|
||||
int rc;
|
||||
|
||||
INIT_LLIST_HEAD(&smsc->esme_list);
|
||||
smsc->listen_ofd.data = smsc;
|
||||
smsc->listen_ofd.cb = smsc_fd_cb;
|
||||
rc = osmo_sock_init_ofd(&smsc->listen_ofd, AF_UNSPEC, SOCK_STREAM,
|
||||
IPPROTO_TCP, NULL, port, OSMO_SOCK_F_BIND);
|
||||
|
||||
return rc;
|
||||
}
|
|
@ -0,0 +1,52 @@
|
|||
#ifndef _SMPP_SMSC_H
|
||||
#define _SMPP_SMSC_H
|
||||
|
||||
#include <sys/socket.h>
|
||||
#include <netinet/in.h>
|
||||
|
||||
#include <osmocom/core/utils.h>
|
||||
#include <osmocom/core/msgb.h>
|
||||
#include <osmocom/core/write_queue.h>
|
||||
|
||||
#include <smpp34.h>
|
||||
#include <smpp34_structs.h>
|
||||
#include <smpp34_params.h>
|
||||
|
||||
enum esme_read_state {
|
||||
READ_ST_IN_LEN = 0,
|
||||
READ_ST_IN_MSG = 1,
|
||||
};
|
||||
|
||||
struct osmo_esme {
|
||||
struct llist_head list;
|
||||
struct smsc *smsc;
|
||||
|
||||
struct osmo_wqueue wqueue;
|
||||
struct sockaddr_storage sa;
|
||||
socklen_t sa_len;
|
||||
|
||||
enum esme_read_state read_state;
|
||||
uint32_t read_len;
|
||||
uint32_t read_idx;
|
||||
struct msgb *read_msg;
|
||||
|
||||
uint8_t smpp_version;
|
||||
char system_id[16+1];
|
||||
|
||||
uint8_t bind_flags;
|
||||
};
|
||||
|
||||
struct smsc {
|
||||
struct osmo_fd listen_ofd;
|
||||
struct llist_head esme_list;
|
||||
char system_id[16+1];
|
||||
void *priv;
|
||||
};
|
||||
|
||||
|
||||
int smpp_smsc_init(struct smsc *smsc, uint16_t port);
|
||||
|
||||
int handle_smpp_submit(struct osmo_esme *esme, struct submit_sm_t *submit,
|
||||
struct submit_sm_resp_t *submit_r);
|
||||
|
||||
#endif
|
|
@ -1,7 +1,7 @@
|
|||
INCLUDES = $(all_includes) -I$(top_srcdir)/include -I$(top_builddir)
|
||||
AM_CFLAGS=-Wall $(COVERAGE_CFLAGS) \
|
||||
$(LIBOSMOCORE_CFLAGS) $(LIBOSMOGSM_CFLAGS) $(LIBOSMOVTY_CFLAGS) \
|
||||
$(LIBOSMOABIS_CFLAGS)
|
||||
$(LIBOSMOABIS_CFLAGS) $(LIBSMPP34_CFLAGS)
|
||||
|
||||
AM_LDFLAGS = $(COVERAGE_LDFLAGS)
|
||||
|
||||
|
@ -17,4 +17,4 @@ osmo_nitb_LDADD = \
|
|||
$(top_builddir)/src/libcommon/libcommon.a \
|
||||
-ldbi -ldl $(LIBCRYPT) \
|
||||
$(LIBOSMOGSM_LIBS) $(LIBOSMOVTY_LIBS) $(LIBOSMOCORE_LIBS) \
|
||||
$(LIBOSMOABIS_LIBS)
|
||||
$(LIBOSMOABIS_LIBS) $(LIBSMPP34_LIBS)
|
||||
|
|
|
@ -313,6 +313,9 @@ int main(int argc, char **argv)
|
|||
if (sms_queue_start(bsc_gsmnet, 20) != 0)
|
||||
return -1;
|
||||
|
||||
if (smpp_openbsc_init(bsc_gsmnet, 6040) < 0)
|
||||
return -1;
|
||||
|
||||
if (daemonize) {
|
||||
rc = osmo_daemonize();
|
||||
if (rc < 0) {
|
||||
|
|
Loading…
Reference in New Issue