This patch moves the GSM-specific functions to the new library

libosmogsm which is provided by libosmocore.

I have also moved generate_backtrace() to backtrace.c instead
of gsm_utils.c, otherwise the timer and msgfile tests depend on
libosmogsm.

Signed-off-by: Pablo Neira Ayuso <pablo@gnumonks.org>

1 files changed, 0 insertions, 371 deletions

diff --git a/src/rsl.c b/src/rsl.c
deleted file mode 100644
index 3bfeffb9..00000000
--- a/src/rsl.c
+++ /dev/null
@@ -1,371 +0,0 @@
-/* GSM Radio Signalling Link messages on the A-bis interface 
- * 3GPP TS 08.58 version 8.6.0 Release 1999 / ETSI TS 100 596 V8.6.0 */
-
-/* (C) 2008-2010 by Harald Welte <laforge@gnumonks.org>
- *
- * All Rights Reserved
- *
- * 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, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- */
-
-#include <stdint.h>
-#include <stdio.h>
-#include <errno.h>
-
-#include <osmocore/tlv.h>
-#include <osmocore/rsl.h>
-
-#define RSL_ALLOC_SIZE		200
-#define RSL_ALLOC_HEADROOM	56
-
-void rsl_init_rll_hdr(struct abis_rsl_rll_hdr *dh, uint8_t msg_type)
-{
-	dh->c.msg_discr = ABIS_RSL_MDISC_RLL;
-	dh->c.msg_type = msg_type;
-	dh->ie_chan = RSL_IE_CHAN_NR;
-	dh->ie_link_id = RSL_IE_LINK_IDENT;
-}
-
-void rsl_init_cchan_hdr(struct abis_rsl_cchan_hdr *ch, uint8_t msg_type)
-{
-	ch->c.msg_discr = ABIS_RSL_MDISC_COM_CHAN;
-	ch->c.msg_type = msg_type;
-	ch->ie_chan = RSL_IE_CHAN_NR;
-}
-
-const struct tlv_definition rsl_att_tlvdef = {
-	.def = {
-		[RSL_IE_CHAN_NR]		= { TLV_TYPE_TV },
-		[RSL_IE_LINK_IDENT]		= { TLV_TYPE_TV },
-		[RSL_IE_ACT_TYPE]		= { TLV_TYPE_TV },
-		[RSL_IE_BS_POWER]		= { TLV_TYPE_TV },
-		[RSL_IE_CHAN_IDENT]		= { TLV_TYPE_TLV },
-		[RSL_IE_CHAN_MODE]		= { TLV_TYPE_TLV },
-		[RSL_IE_ENCR_INFO]		= { TLV_TYPE_TLV },
-		[RSL_IE_FRAME_NUMBER]		= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_HANDO_REF]		= { TLV_TYPE_TV },
-		[RSL_IE_L1_INFO]		= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_L3_INFO]		= { TLV_TYPE_TL16V },
-		[RSL_IE_MS_IDENTITY]		= { TLV_TYPE_TLV },
-		[RSL_IE_MS_POWER]		= { TLV_TYPE_TV },
-		[RSL_IE_PAGING_GROUP]		= { TLV_TYPE_TV },
-		[RSL_IE_PAGING_LOAD]		= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_PYHS_CONTEXT]		= { TLV_TYPE_TLV },
-		[RSL_IE_ACCESS_DELAY]		= { TLV_TYPE_TV },
-		[RSL_IE_RACH_LOAD]		= { TLV_TYPE_TLV },
-		[RSL_IE_REQ_REFERENCE]		= { TLV_TYPE_FIXED, 3 },
-		[RSL_IE_RELEASE_MODE]		= { TLV_TYPE_TV },
-		[RSL_IE_RESOURCE_INFO]		= { TLV_TYPE_TLV },
-		[RSL_IE_RLM_CAUSE]		= { TLV_TYPE_TLV },
-		[RSL_IE_STARTNG_TIME]		= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_TIMING_ADVANCE]		= { TLV_TYPE_TV },
-		[RSL_IE_UPLINK_MEAS]		= { TLV_TYPE_TLV },
-		[RSL_IE_CAUSE]			= { TLV_TYPE_TLV },
-		[RSL_IE_MEAS_RES_NR]		= { TLV_TYPE_TV },
-		[RSL_IE_MSG_ID]			= { TLV_TYPE_TV },
-		[RSL_IE_SYSINFO_TYPE]		= { TLV_TYPE_TV },
-		[RSL_IE_MS_POWER_PARAM]		= { TLV_TYPE_TLV },
-		[RSL_IE_BS_POWER_PARAM]		= { TLV_TYPE_TLV },
-		[RSL_IE_PREPROC_PARAM]		= { TLV_TYPE_TLV },
-		[RSL_IE_PREPROC_MEAS]		= { TLV_TYPE_TLV },
-		[RSL_IE_IMM_ASS_INFO]		= { TLV_TYPE_TLV },
-		[RSL_IE_SMSCB_INFO]		= { TLV_TYPE_FIXED, 23 },
-		[RSL_IE_MS_TIMING_OFFSET]	= { TLV_TYPE_TV },
-		[RSL_IE_ERR_MSG]		= { TLV_TYPE_TLV },
-		[RSL_IE_FULL_BCCH_INFO]		= { TLV_TYPE_TLV },
-		[RSL_IE_CHAN_NEEDED]		= { TLV_TYPE_TV },
-		[RSL_IE_CB_CMD_TYPE]		= { TLV_TYPE_TV },
-		[RSL_IE_SMSCB_MSG]		= { TLV_TYPE_TLV },
-		[RSL_IE_FULL_IMM_ASS_INFO]	= { TLV_TYPE_TLV },
-		[RSL_IE_SACCH_INFO]		= { TLV_TYPE_TLV },
-		[RSL_IE_CBCH_LOAD_INFO]		= { TLV_TYPE_TV },
-		[RSL_IE_SMSCB_CHAN_INDICATOR]	= { TLV_TYPE_TV },
-		[RSL_IE_GROUP_CALL_REF]		= { TLV_TYPE_TLV },
-		[RSL_IE_CHAN_DESC]		= { TLV_TYPE_TLV },
-		[RSL_IE_NCH_DRX_INFO]		= { TLV_TYPE_TLV },
-		[RSL_IE_CMD_INDICATOR]		= { TLV_TYPE_TLV },
-		[RSL_IE_EMLPP_PRIO]		= { TLV_TYPE_TV },
-		[RSL_IE_UIC]			= { TLV_TYPE_TLV },
-		[RSL_IE_MAIN_CHAN_REF]		= { TLV_TYPE_TV },
-		[RSL_IE_MR_CONFIG]		= { TLV_TYPE_TLV },
-		[RSL_IE_MR_CONTROL]		= { TLV_TYPE_TV },
-		[RSL_IE_SUP_CODEC_TYPES]	= { TLV_TYPE_TLV },
-		[RSL_IE_CODEC_CONFIG]		= { TLV_TYPE_TLV },
-		[RSL_IE_RTD]			= { TLV_TYPE_TV },
-		[RSL_IE_TFO_STATUS]		= { TLV_TYPE_TV },
-		[RSL_IE_LLP_APDU]		= { TLV_TYPE_TLV },
-		[RSL_IE_SIEMENS_MRPCI]		= { TLV_TYPE_TV },
-		[RSL_IE_IPAC_PROXY_UDP]		= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_IPAC_BSCMPL_TOUT]	= { TLV_TYPE_TV },
-		[RSL_IE_IPAC_REMOTE_IP]		= { TLV_TYPE_FIXED, 4 },
-		[RSL_IE_IPAC_REMOTE_PORT]	= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_IPAC_RTP_PAYLOAD]	= { TLV_TYPE_TV },
-		[RSL_IE_IPAC_LOCAL_PORT]	= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_IPAC_SPEECH_MODE]	= { TLV_TYPE_TV },
-		[RSL_IE_IPAC_LOCAL_IP]		= { TLV_TYPE_FIXED, 4 },
-		[RSL_IE_IPAC_CONN_ID]		= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_IPAC_RTP_CSD_FMT]	= { TLV_TYPE_TV },
-		[RSL_IE_IPAC_RTP_JIT_BUF]	= { TLV_TYPE_FIXED, 2 },
-		[RSL_IE_IPAC_RTP_COMPR]		= { TLV_TYPE_TV },
-		[RSL_IE_IPAC_RTP_PAYLOAD2]	= { TLV_TYPE_TV },
-		[RSL_IE_IPAC_RTP_MPLEX]		= { TLV_TYPE_FIXED, 8 },
-		[RSL_IE_IPAC_RTP_MPLEX_ID]	= { TLV_TYPE_TV },
-	},
-};
-
-/* encode channel number as per Section 9.3.1 */
-uint8_t rsl_enc_chan_nr(uint8_t type, uint8_t subch, uint8_t timeslot)
-{
-	uint8_t ret;
-
-	ret = (timeslot & 0x07) | type;
-
-	switch (type) {
-	case RSL_CHAN_Lm_ACCHs:
-		subch &= 0x01;
-		break;
-	case RSL_CHAN_SDCCH4_ACCH:
-		subch &= 0x03;
-		break;
-	case RSL_CHAN_SDCCH8_ACCH:
-		subch &= 0x07;
-		break;
-	default:
-		/* no subchannels allowed */
-		subch = 0x00;
-		break;
-	}
-	ret |= (subch << 3);
-
-	return ret;
-}
-
-int rsl_dec_chan_nr(uint8_t chan_nr, uint8_t *type, uint8_t *subch, uint8_t *timeslot)
-{
-	*timeslot = chan_nr & 0x7;
-
-	if ((chan_nr & 0xf8) == RSL_CHAN_Bm_ACCHs) {
-		*type = RSL_CHAN_Bm_ACCHs;
-		*subch = 0;
-	} else if ((chan_nr & 0xf0) == RSL_CHAN_Lm_ACCHs) {
-		*type = RSL_CHAN_Lm_ACCHs;
-		*subch = (chan_nr >> 3) & 0x1;
-	} else if ((chan_nr & 0xe0) == RSL_CHAN_SDCCH4_ACCH) {
-		*type = RSL_CHAN_SDCCH4_ACCH;
-		*subch = (chan_nr >> 3) & 0x3;
-	} else if ((chan_nr & 0xc0) == RSL_CHAN_SDCCH8_ACCH) {
-		*type = RSL_CHAN_SDCCH8_ACCH;
-		*subch = (chan_nr >> 3) & 0x7;
-	} else if ((chan_nr & 0xf8) == RSL_CHAN_BCCH) {
-		*type = RSL_CHAN_BCCH;
-		*subch = 0;
-	} else if ((chan_nr & 0xf8) == RSL_CHAN_RACH) {
-		*type = RSL_CHAN_RACH;
-		*subch = 0;
-	} else if ((chan_nr & 0xf8) == RSL_CHAN_PCH_AGCH) {
-		*type = RSL_CHAN_PCH_AGCH;
-		*subch = 0;
-	} else
-		return -EINVAL;
-
-	return 0;
-}
-
-const char *rsl_chan_nr_str(uint8_t chan_nr)
-{
-	static char str[20];
-	int ts = chan_nr & 7;
-	uint8_t cbits = chan_nr >> 3;
-
-	if (cbits == 0x01)
-		sprintf(str, "TCH/F on TS%d", ts);
-	else if ((cbits & 0x1e) == 0x02)
-		sprintf(str, "TCH/H(%u) on TS%d", cbits & 0x01, ts);
-	else if ((cbits & 0x1c) == 0x04)
-		sprintf(str, "SDCCH/4(%u) on TS%d", cbits & 0x03, ts);
-	else if ((cbits & 0x18) == 0x08)
-		sprintf(str, "SDCCH/8(%u) on TS%d", cbits & 0x07, ts);
-	else if (cbits == 0x10)
-		sprintf(str, "BCCH on TS%d", ts);
-	else if (cbits == 0x11)
-		sprintf(str, "RACH on TS%d", ts);
-	else if (cbits == 0x12)
-		sprintf(str, "PCH/AGCH on TS%d", ts);
-	else
-		sprintf(str, "UNKNOWN on TS%d", ts);
-
-        return str;
-}
-
-static const struct value_string rsl_err_vals[] = {
-	{ RSL_ERR_RADIO_IF_FAIL,	"Radio Interface Failure" },
-	{ RSL_ERR_RADIO_LINK_FAIL,	"Radio Link Failure" },
-	{ RSL_ERR_HANDOVER_ACC_FAIL,	"Handover Access Failure" },
-	{ RSL_ERR_TALKER_ACC_FAIL,	"Talker Access Failure" },
-	{ RSL_ERR_OM_INTERVENTION,	"O&M Intervention" },
-	{ RSL_ERR_NORMAL_UNSPEC,	"Normal event, unspecified" },
-	{ RSL_ERR_T_MSRFPCI_EXP,	"Siemens: T_MSRFPCI Expired" },
-	{ RSL_ERR_EQUIPMENT_FAIL,	"Equipment Failure" },
-	{ RSL_ERR_RR_UNAVAIL,		"Radio Resource not available" },
-	{ RSL_ERR_TERR_CH_FAIL,		"Terrestrial Channel Failure" },
-	{ RSL_ERR_CCCH_OVERLOAD,	"CCCH Overload" },
-	{ RSL_ERR_ACCH_OVERLOAD,	"ACCH Overload" },
-	{ RSL_ERR_PROCESSOR_OVERLOAD,	"Processor Overload" },
-	{ RSL_ERR_RES_UNAVAIL,		"Resource not available, unspecified" },
-	{ RSL_ERR_TRANSC_UNAVAIL,	"Transcoding not available" },
-	{ RSL_ERR_SERV_OPT_UNAVAIL,	"Service or Option not available" },
-	{ RSL_ERR_ENCR_UNIMPL,		"Encryption algorithm not implemented" },
-	{ RSL_ERR_SERV_OPT_UNIMPL,	"Service or Option not implemented" },
-	{ RSL_ERR_RCH_ALR_ACTV_ALLOC,	"Radio channel already activated" },
-	{ RSL_ERR_INVALID_MESSAGE,	"Invalid Message, unspecified" },
-	{ RSL_ERR_MSG_DISCR,		"Message Discriminator Error" },
-	{ RSL_ERR_MSG_TYPE,		"Message Type Error" },
-	{ RSL_ERR_MSG_SEQ,		"Message Sequence Error" },
-	{ RSL_ERR_IE_ERROR,		"General IE error" },
-	{ RSL_ERR_MAND_IE_ERROR,	"Mandatory IE error" },
-	{ RSL_ERR_OPT_IE_ERROR,		"Optional IE error" },
-	{ RSL_ERR_IE_NONEXIST,		"IE non-existent" },
-	{ RSL_ERR_IE_LENGTH,		"IE length error" },
-	{ RSL_ERR_IE_CONTENT,		"IE content error" },
-	{ RSL_ERR_PROTO,		"Protocol error, unspecified" },
-	{ RSL_ERR_INTERWORKING,		"Interworking error, unspecified" },
-	{ 0,				NULL }
-};
-
-const char *rsl_err_name(uint8_t err)
-{
-	return get_value_string(rsl_err_vals, err);
-}
-
-static const struct value_string rsl_rlm_cause_strs[] = {
-	{ RLL_CAUSE_T200_EXPIRED,	"Timer T200 expired (N200+1) times" },
-	{ RLL_CAUSE_REEST_REQ,		"Re-establishment request" },
-	{ RLL_CAUSE_UNSOL_UA_RESP,	"Unsolicited UA response" },
-	{ RLL_CAUSE_UNSOL_DM_RESP,	"Unsolicited DM response" },
-	{ RLL_CAUSE_UNSOL_DM_RESP_MF,	"Unsolicited DM response, multiple frame" },
-	{ RLL_CAUSE_UNSOL_SPRV_RESP,	"Unsolicited supervisory response" },
-	{ RLL_CAUSE_SEQ_ERR,		"Sequence Error" },
-	{ RLL_CAUSE_UFRM_INC_PARAM,	"U-Frame with incorrect parameters" },
-	{ RLL_CAUSE_SFRM_INC_PARAM,	"S-Frame with incorrect parameters" },
-	{ RLL_CAUSE_IFRM_INC_MBITS,	"I-Frame with incorrect use of M bit" },
-	{ RLL_CAUSE_IFRM_INC_LEN,	"I-Frame with incorrect length" },
-	{ RLL_CAUSE_FRM_UNIMPL,		"Fraeme not implemented" },
-	{ RLL_CAUSE_SABM_MF,		"SABM command, multiple frame established state" },
-	{ RLL_CAUSE_SABM_INFO_NOTALL,	"SABM frame with information not allowed in this state" },
-	{ 0,				NULL },
-};
-
-const char *rsl_rlm_cause_name(uint8_t err)
-{
-	return get_value_string(rsl_rlm_cause_strs, err);
-}
-
-/* Section 3.3.2.3 TS 05.02. I think this looks like a table */
-int rsl_ccch_conf_to_bs_cc_chans(int ccch_conf)
-{
-	switch (ccch_conf) {
-	case RSL_BCCH_CCCH_CONF_1_NC:
-		return 1;
-	case RSL_BCCH_CCCH_CONF_1_C:
-		return 1;
-	case RSL_BCCH_CCCH_CONF_2_NC:
-		return 2;
-	case RSL_BCCH_CCCH_CONF_3_NC:
-		return 3;
-	case RSL_BCCH_CCCH_CONF_4_NC:
-		return 4;
-	default:
-		return -1;
-	}
-}
-
-/* Section 3.3.2.3 TS 05.02 */
-int rsl_ccch_conf_to_bs_ccch_sdcch_comb(int ccch_conf)
-{
-	switch (ccch_conf) {
-	case RSL_BCCH_CCCH_CONF_1_NC:
-		return 0;
-	case RSL_BCCH_CCCH_CONF_1_C:
-		return 1;
-	case RSL_BCCH_CCCH_CONF_2_NC:
-		return 0;
-	case RSL_BCCH_CCCH_CONF_3_NC:
-		return 0;
-	case RSL_BCCH_CCCH_CONF_4_NC:
-		return 0;
-	default:
-		return -1;
-	}
-}
-
-/* Push a RSL RLL header */
-void rsl_rll_push_hdr(struct msgb *msg, uint8_t msg_type, uint8_t chan_nr,
-		      uint8_t link_id, int transparent)
-{
-	struct abis_rsl_rll_hdr *rh;
-
-	rh = (struct abis_rsl_rll_hdr *) msgb_push(msg, sizeof(*rh));
-	rsl_init_rll_hdr(rh, msg_type);
-	if (transparent)
-		rh->c.msg_discr |= ABIS_RSL_MDISC_TRANSP;
-	rh->chan_nr = chan_nr;
-	rh->link_id = link_id;
-
-	/* set the l2 header pointer */
-	msg->l2h = (uint8_t *)rh;
-}
-
-/* Push a RSL RLL header with L3_INFO IE */
-void rsl_rll_push_l3(struct msgb *msg, uint8_t msg_type, uint8_t chan_nr,
-		     uint8_t link_id, int transparent)
-{
-	uint8_t l3_len = msg->tail - (uint8_t *)msgb_l3(msg);
-
-	/* construct a RSLms RLL message (DATA INDICATION, UNIT DATA
-	 * INDICATION) and send it off via RSLms */
-
-	/* Push the L3 IE tag and lengh */
-	msgb_tv16_push(msg, RSL_IE_L3_INFO, l3_len);
-
-	/* Then push the RSL header */
-	rsl_rll_push_hdr(msg, msg_type, chan_nr, link_id, transparent);
-}
-
-struct msgb *rsl_rll_simple(uint8_t msg_type, uint8_t chan_nr,
-			    uint8_t link_id, int transparent)
-{
-	struct abis_rsl_rll_hdr *rh;
-	struct msgb *msg;
-
-	msg = msgb_alloc_headroom(RSL_ALLOC_SIZE+RSL_ALLOC_HEADROOM,
-				  RSL_ALLOC_HEADROOM, "rsl_rll_simple");
-
-	if (!msg)
-		return NULL;
-
-	/* put the RSL header */
-	rh = (struct abis_rsl_rll_hdr *) msgb_put(msg, sizeof(*rh));
-	rsl_init_rll_hdr(rh, msg_type);
-	if (transparent)
-		rh->c.msg_discr |= ABIS_RSL_MDISC_TRANSP;
-	rh->chan_nr = chan_nr;
-	rh->link_id = link_id;
-
-	/* set the l2 header pointer */
-	msg->l2h = (uint8_t *)rh;
-
-	return msg;
-}