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[GPRS] BSSGP: Rename bssgp_bts_ctx to bssgp_bvc_ctx

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The Context really is about a BVC (BSSGP Virtual Connection).  In
the case we operate BSSGP on the SGSN side, this corresponds to
a link to a BTS.
This commit is contained in:
Harald Welte
2010-05-17 22:59:29 +02:00
parent d193cb327a
commit ada466f2a7
1 changed files with 19 additions and 19 deletions
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38
openbsc/src/gprs/gprs_bssgp.c
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@@ -61,7 +61,7 @@ static const struct rate_ctr_group_desc bssgp_ctrg_desc = {
#define BVC_S_BLOCKED 0x0001
/* The per-BTS context that we keep on the SGSN side of the BSSGP link */
struct bssgp_bts_ctx {
struct bssgp_bvc_ctx {
struct llist_head list;
/* parsed RA ID and Cell ID of the remote BTS */
@@ -84,9 +84,9 @@ struct bssgp_bts_ctx {
static LLIST_HEAD(bts_ctxts);
/* Find a BTS Context based on parsed RA ID and Cell ID */
struct bssgp_bts_ctx *btsctx_by_raid_cid(const struct gprs_ra_id *raid, uint16_t cid)
struct bssgp_bvc_ctx *btsctx_by_raid_cid(const struct gprs_ra_id *raid, uint16_t cid)
{
struct bssgp_bts_ctx *bctx;
struct bssgp_bvc_ctx *bctx;
llist_for_each_entry(bctx, &bts_ctxts, list) {
if (!memcmp(&bctx->ra_id, raid, sizeof(bctx->ra_id)) &&
@@ -97,9 +97,9 @@ struct bssgp_bts_ctx *btsctx_by_raid_cid(const struct gprs_ra_id *raid, uint16_t
}
/* Find a BTS context based on BVCI+NSEI tuple */
struct bssgp_bts_ctx *btsctx_by_bvci_nsei(uint16_t bvci, uint16_t nsei)
struct bssgp_bvc_ctx *btsctx_by_bvci_nsei(uint16_t bvci, uint16_t nsei)
{
struct bssgp_bts_ctx *bctx;
struct bssgp_bvc_ctx *bctx;
llist_for_each_entry(bctx, &bts_ctxts, list) {
if (bctx->nsei == nsei && bctx->bvci == bvci)
@@ -108,11 +108,11 @@ struct bssgp_bts_ctx *btsctx_by_bvci_nsei(uint16_t bvci, uint16_t nsei)
return NULL;
}
struct bssgp_bts_ctx *btsctx_alloc(uint16_t bvci, uint16_t nsei)
struct bssgp_bvc_ctx *btsctx_alloc(uint16_t bvci, uint16_t nsei)
{
struct bssgp_bts_ctx *ctx;
struct bssgp_bvc_ctx *ctx;
ctx = talloc_zero(bssgp_tall_ctx, struct bssgp_bts_ctx);
ctx = talloc_zero(bssgp_tall_ctx, struct bssgp_bvc_ctx);
if (!ctx)
return NULL;
ctx->bvci = bvci;
@@ -153,7 +153,7 @@ uint16_t bssgp_parse_cell_id(struct gprs_ra_id *raid, const uint8_t *buf)
static int bssgp_rx_bvc_reset(struct msgb *msg, struct tlv_parsed *tp,
uint16_t ns_bvci)
{
struct bssgp_bts_ctx *bctx;
struct bssgp_bvc_ctx *bctx;
uint16_t nsei = msgb_nsei(msg);
uint16_t bvci;
int rc;
@@ -195,7 +195,7 @@ static int bssgp_rx_bvc_reset(struct msgb *msg, struct tlv_parsed *tp,
static int bssgp_rx_bvc_block(struct msgb *msg, struct tlv_parsed *tp)
{
uint16_t bvci;
struct bssgp_bts_ctx *ptp_ctx;
struct bssgp_bvc_ctx *ptp_ctx;
bvci = ntohs(*(uint16_t *)TLVP_VAL(tp, BSSGP_IE_BVCI));
if (bvci == 0) {
@@ -225,7 +225,7 @@ static int bssgp_rx_bvc_block(struct msgb *msg, struct tlv_parsed *tp)
static int bssgp_rx_bvc_unblock(struct msgb *msg, struct tlv_parsed *tp)
{
uint16_t bvci;
struct bssgp_bts_ctx *ptp_ctx;
struct bssgp_bvc_ctx *ptp_ctx;
bvci = ntohs(*(uint16_t *)TLVP_VAL(tp, BSSGP_IE_BVCI));
if (bvci == 0) {
@@ -253,7 +253,7 @@ static int bssgp_rx_bvc_unblock(struct msgb *msg, struct tlv_parsed *tp)
/* Uplink unit-data */
static int bssgp_rx_ul_ud(struct msgb *msg, struct tlv_parsed *tp,
struct bssgp_bts_ctx *ctx)
struct bssgp_bvc_ctx *ctx)
{
struct bssgp_ud_hdr *budh = (struct bssgp_ud_hdr *) msgb_bssgph(msg);
@@ -275,7 +275,7 @@ static int bssgp_rx_ul_ud(struct msgb *msg, struct tlv_parsed *tp,
}
static int bssgp_rx_suspend(struct msgb *msg, struct tlv_parsed *tp,
struct bssgp_bts_ctx *ctx)
struct bssgp_bvc_ctx *ctx)
{
struct bssgp_normal_hdr *bgph =
(struct bssgp_normal_hdr *) msgb_bssgph(msg);
@@ -291,7 +291,7 @@ static int bssgp_rx_suspend(struct msgb *msg, struct tlv_parsed *tp,
}
static int bssgp_rx_resume(struct msgb *msg, struct tlv_parsed *tp,
struct bssgp_bts_ctx *ctx)
struct bssgp_bvc_ctx *ctx)
{
struct bssgp_normal_hdr *bgph =
(struct bssgp_normal_hdr *) msgb_bssgph(msg);
@@ -308,7 +308,7 @@ static int bssgp_rx_resume(struct msgb *msg, struct tlv_parsed *tp,
}
static int bssgp_rx_fc_bvc(struct msgb *msg, struct tlv_parsed *tp,
struct bssgp_bts_ctx *bctx)
struct bssgp_bvc_ctx *bctx)
{
DEBUGP(DBSSGP, "BSSGP FC BVC\n");
@@ -329,7 +329,7 @@ static int bssgp_rx_fc_bvc(struct msgb *msg, struct tlv_parsed *tp,
/* Receive a BSSGP PDU from a BSS on a PTP BVCI */
static int gprs_bssgp_rx_ptp(struct msgb *msg, struct tlv_parsed *tp,
struct bssgp_bts_ctx *bctx)
struct bssgp_bvc_ctx *bctx)
{
struct bssgp_normal_hdr *bgph =
(struct bssgp_normal_hdr *) msgb_bssgph(msg);
@@ -405,7 +405,7 @@ static int gprs_bssgp_rx_ptp(struct msgb *msg, struct tlv_parsed *tp,
/* Receive a BSSGP PDU from a BSS on a SIGNALLING BVCI */
static int gprs_bssgp_rx_sign(struct msgb *msg, struct tlv_parsed *tp,
struct bssgp_bts_ctx *bctx)
struct bssgp_bvc_ctx *bctx)
{
struct bssgp_normal_hdr *bgph =
(struct bssgp_normal_hdr *) msgb_bssgph(msg);
@@ -494,7 +494,7 @@ int gprs_bssgp_rcvmsg(struct msgb *msg)
(struct bssgp_normal_hdr *) msgb_bssgph(msg);
struct bssgp_ud_hdr *budh = (struct bssgp_ud_hdr *) msgb_bssgph(msg);
struct tlv_parsed tp;
struct bssgp_bts_ctx *bctx;
struct bssgp_bvc_ctx *bctx;
uint8_t pdu_type = bgph->pdu_type;
uint16_t ns_bvci = msgb_bvci(msg);
int data_len;
@@ -536,7 +536,7 @@ int gprs_bssgp_rcvmsg(struct msgb *msg)
* to a remote MS (identified by TLLI) at a BTS identified by its BVCI and NSEI */
int gprs_bssgp_tx_dl_ud(struct msgb *msg)
{
struct bssgp_bts_ctx *bctx;
struct bssgp_bvc_ctx *bctx;
struct bssgp_ud_hdr *budh;
uint8_t llc_pdu_tlv_hdr_len = 2;
uint8_t *llc_pdu_tlv, *qos_profile;