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Code Issues Releases Wiki Activity

trans->transaction_id now reflects the actual (unshifted) value

This commit is contained in:
Harald Welte 2009-07-23 21:21:14 +02:00
parent 39e2eadc99
commit 6f5aee07e5
1 changed files with 9 additions and 9 deletions
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18
openbsc/src/gsm_04_08.c
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@ -990,7 +990,7 @@ int gsm48_sendmsg(struct msgb *msg, struct gsm_trans *trans)
/* if we get passed a transaction reference, do some common
* work that the caller no longer has to do */
if (trans) {
gh->proto_discr = trans->protocol | trans->transaction_id;
gh->proto_discr = trans->protocol | (trans->transaction_id << 4);
msg->lchan = trans->lchan;
}
@ -1859,7 +1859,7 @@ static int mncc_recvmsg(struct gsm_network *net, struct gsm_trans *trans,
if (trans)
if (trans->lchan)
DEBUGP(DCC, "(bts %d trx %d ts %d ti %02x sub %s) "
DEBUGP(DCC, "(bts %d trx %d ts %d ti %x sub %s) "
"Sending '%s' to MNCC.\n",
trans->lchan->ts->trx->bts->nr,
trans->lchan->ts->trx->nr,
@ -2281,7 +2281,7 @@ static int gsm48_cc_tx_setup(struct gsm_trans *trans, void *arg)
/* Transaction of our lchan? */
if (transt->lchan == trans->lchan &&
transt->transaction_id != 0xff)
trans_id_mask |= (1 << (transt->transaction_id >> 4));
trans_id_mask |= (1 << transt->transaction_id);
}
/* Assign free transaction ID */
if ((trans_id_mask & 0x007f) == 0x7f) {
@ -2295,7 +2295,7 @@ static int gsm48_cc_tx_setup(struct gsm_trans *trans, void *arg)
}
for (i = 0; i < 7; i++) {
if ((trans_id_mask & (1 << i)) == 0) {
trans->transaction_id = i << 4; /* flag = 0 */
trans->transaction_id = i; /* flag = 0 */
break;
}
}
@ -2712,7 +2712,7 @@ static int gsm48_cc_rx_release(struct gsm_trans *trans, struct msgb *msg)
rc = mncc_recvmsg(trans->subscr->net, trans, MNCC_REL_CNF, &rel);
} else {
rc = gsm48_tx_simple(msg->lchan,
GSM48_PDISC_CC | trans->transaction_id,
GSM48_PDISC_CC | (trans->transaction_id << 4),
GSM48_MT_CC_RELEASE_COMPL);
rc = mncc_recvmsg(trans->subscr->net, trans, MNCC_REL_IND, &rel);
}
@ -3546,7 +3546,7 @@ static int gsm0408_rcv_cc(struct msgb *msg)
{
struct gsm48_hdr *gh = msgb_l3(msg);
u_int8_t msg_type = gh->msg_type & 0xbf;
u_int8_t transaction_id = (gh->proto_discr & 0xf0) ^ 0x80; /* flip */
u_int8_t transaction_id = ((gh->proto_discr & 0xf0) ^ 0x80) >> 4; /* flip */
struct gsm_lchan *lchan = msg->lchan;
struct gsm_trans *trans = NULL;
int i, rc = 0;
@ -3559,7 +3559,7 @@ static int gsm0408_rcv_cc(struct msgb *msg)
/* Find transaction */
trans = trans_find_by_id(lchan, transaction_id);
DEBUGP(DCC, "(bts %d trx %d ts %d ti %02x sub %s) "
DEBUGP(DCC, "(bts %d trx %d ts %d ti %x sub %s) "
"Received '%s' from MS in state %d (%s)\n",
lchan->ts->trx->bts->nr, lchan->ts->trx->nr, lchan->ts->nr,
transaction_id, (lchan->subscr)?(lchan->subscr->extension):"-",
@ -3568,7 +3568,7 @@ static int gsm0408_rcv_cc(struct msgb *msg)
/* Create transaction */
if (!trans) {
DEBUGP(DCC, "Unknown transaction ID %02x, "
DEBUGP(DCC, "Unknown transaction ID %x, "
"creating new trans.\n", transaction_id);
/* Create transaction */
trans = trans_alloc(lchan->subscr, GSM48_PDISC_CC,
@ -3576,7 +3576,7 @@ static int gsm0408_rcv_cc(struct msgb *msg)
if (!trans) {
DEBUGP(DCC, "No memory for trans.\n");
rc = gsm48_tx_simple(msg->lchan,
GSM48_PDISC_CC | transaction_id,
GSM48_PDISC_CC | (transaction_id << 4),
GSM48_MT_CC_RELEASE_COMPL);
return -ENOMEM;
}