From c0de14da8f868de3a68b485ec382d8aa7dabbec9 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Fri, 23 Nov 2012 23:35:01 +0100 Subject: SMPP: add small utility program 'smpp_mirror' This program binds as ESME transceiver to a SMSC and simply mirrors back all SMS that it receives. --- openbsc/src/libmsc/gsm_04_11.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) (limited to 'openbsc/src/libmsc/gsm_04_11.c') diff --git a/openbsc/src/libmsc/gsm_04_11.c b/openbsc/src/libmsc/gsm_04_11.c index 5beae5301..be6b5b078 100644 --- a/openbsc/src/libmsc/gsm_04_11.c +++ b/openbsc/src/libmsc/gsm_04_11.c @@ -143,12 +143,13 @@ struct gsm_sms *sms_from_text(struct gsm_subscriber *receiver, int dcs, const ch /* FIXME: don't use ID 1 static */ sms->sender = subscr_get_by_id(receiver->net, 1); + strncpy(sms->src.addr, sms->sender->extension, sizeof(sms->src.addr)-1); sms->reply_path_req = 0; sms->status_rep_req = 0; sms->ud_hdr_ind = 0; sms->protocol_id = 0; /* implicit */ sms->data_coding_scheme = dcs; - strncpy(sms->dest_addr, receiver->extension, sizeof(sms->dest_addr)-1); + strncpy(sms->dst.addr, receiver->extension, sizeof(sms->dst.addr)-1); /* Generate user_data */ sms->user_data_len = gsm_7bit_encode(sms->user_data, sms->text); @@ -270,10 +271,10 @@ static int gsm340_rx_sms_submit(struct msgb *msg, struct gsm_sms *gsms) /* generate a TPDU address field compliant with 03.40 sec. 9.1.2.5 */ static int gsm340_gen_oa_sub(uint8_t *oa, unsigned int oa_len, - struct gsm_subscriber *subscr) + const struct gsm_sms_addr *src) { /* network specific, private numbering plan */ - return gsm340_gen_oa(oa, oa_len, 0x3, 0x9, subscr->extension); + return gsm340_gen_oa(oa, oa_len, src->ton, src->npi, src->addr); } /* generate a msgb containing a TPDU derived from struct gsm_sms, @@ -299,9 +300,9 @@ static int gsm340_gen_tpdu(struct msgb *msg, struct gsm_sms *sms) /* TP-UDHI (indicating TP-UD contains a header) */ if (sms->ud_hdr_ind) *smsp |= 0x40; - + /* generate originator address */ - oa_len = gsm340_gen_oa_sub(oa, sizeof(oa), sms->sender); + oa_len = gsm340_gen_oa_sub(oa, sizeof(oa), &sms->src); smsp = msgb_put(msg, oa_len); memcpy(smsp, oa, oa_len); @@ -392,11 +393,11 @@ static int gsm340_rx_tpdu(struct gsm_subscriber_connection *conn, struct msgb *m /* mangle first byte to reflect length in bytes, not digits */ address_lv[0] = da_len_bytes - 1; - gsms->destination.ton = (address_lv[1] >> 4) & 7; - gsms->destination.npi = address_lv[1] & 0xF; + gsms->dst.ton = (address_lv[1] >> 4) & 7; + gsms->dst.npi = address_lv[1] & 0xF; /* convert to real number */ - gsm48_decode_bcd_number(gsms->destination.addr, - sizeof(gsms->destination.addr), address_lv, 1); + gsm48_decode_bcd_number(gsms->dst.addr, + sizeof(gsms->dst.addr), address_lv, 1); smsp += da_len_bytes; gsms->protocol_id = *smsp++; @@ -449,7 +450,7 @@ static int gsm340_rx_tpdu(struct gsm_subscriber_connection *conn, struct msgb *m "MR: 0x%02x PID: 0x%02x, DCS: 0x%02x, DA: %s, " "UserDataLength: 0x%02x, UserData: \"%s\"\n", subscr_name(gsms->sender), sms_mti, sms_vpf, gsms->msg_ref, - gsms->protocol_id, gsms->data_coding_scheme, gsms->dest_addr, + gsms->protocol_id, gsms->data_coding_scheme, gsms->dst.addr, gsms->user_data_len, sms_alphabet == DCS_7BIT_DEFAULT ? gsms->text : osmo_hexdump(gsms->user_data, gsms->user_data_len)); @@ -460,7 +461,7 @@ static int gsm340_rx_tpdu(struct gsm_subscriber_connection *conn, struct msgb *m send_signal(0, NULL, gsms, 0); /* determine gsms->receiver based on dialled number */ - gsms->receiver = subscr_get_by_extension(conn->bts->network, gsms->dest_addr); + gsms->receiver = subscr_get_by_extension(conn->bts->network, gsms->dst.addr); if (!gsms->receiver) { #ifdef BUILD_SMPP rc = smpp_try_deliver(gsms); -- cgit v1.2.3