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GPRS/BSSGP: introduce bssgp_bvc_ctx_free() 

So far we had a function to allocate a new bssgp_bvc_ctx, but not
the opposite one. Let's finally introduce it, so it will be used
at least in OsmoPCU.

Please note that the new symbol has 'bssgp_' prefix, not 'btsctx_'.

Change-Id: Ia78979379dbdccd6e4628c16f00d0c06d9212172
This commit is contained in:
Vadim Yanitskiy 2019-11-09 01:45:11 +07:00
parent 7a010b10f7
commit 8eae2fcce0
4 changed files with 13 additions and 0 deletions
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1
TODO-RELEASE
View File

@ -10,3 +10,4 @@
core osmo_tdef_get() change val_if_not_present arg from unsigned long to long to allow passing -1
core struct osmo_tdef fields min_val,max_val added, ABI break (arrays of structs used in programs)
gsm API added osmo_gsm48_rfpowercap2powerclass()
gb API added bssgp_bvc_ctx_free()

2
include/osmocom/gprs/gprs_bssgp.h
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@ -112,6 +112,8 @@ extern struct llist_head bssgp_bvc_ctxts;
struct bssgp_bvc_ctx *btsctx_by_raid_cid(const struct gprs_ra_id *raid, uint16_t cid);
/* Find a BTS context based on BVCI+NSEI tuple */
struct bssgp_bvc_ctx *btsctx_by_bvci_nsei(uint16_t bvci, uint16_t nsei);
/* Free a given BTS context */
void bssgp_bvc_ctx_free(struct bssgp_bvc_ctx *ctx);
#define BVC_F_BLOCKED 0x0001

9
src/gb/gprs_bssgp.c
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@ -141,6 +141,15 @@ struct bssgp_bvc_ctx *btsctx_alloc(uint16_t bvci, uint16_t nsei)
return ctx;
}
void bssgp_bvc_ctx_free(struct bssgp_bvc_ctx *ctx)
{
if (!ctx)
return;
rate_ctr_group_free(ctx->ctrg);
llist_del(&ctx->list);
talloc_free(ctx);
}
/* Chapter 10.4.5: Flow Control BVC ACK */
static int bssgp_tx_fc_bvc_ack(uint16_t nsei, uint8_t tag, uint16_t ns_bvci)
{

1
src/gb/libosmogb.map
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@ -80,6 +80,7 @@ gprs_nsvc_state_append;
gprs_log_filter_fn;
btsctx_alloc;
bssgp_bvc_ctx_free;
btsctx_by_bvci_nsei;
btsctx_by_raid_cid;