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libosmo-sccp
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Add osmo_ss7_find_free_rctx() function to get unused rctx 

Change-Id: I0186e25a1b3a325c6b0e3f50ef1590c4de6dbef6
This commit is contained in:
Harald Welte 2017-04-05 17:33:00 +02:00
parent 1e25c3a0ac
commit a40df808d5
2 changed files with 12 additions and 0 deletions
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1
include/osmocom/sigtran/osmo_ss7.h
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@ -15,6 +15,7 @@ struct osmo_sccp_instance;
struct osmo_mtp_prim;
int osmo_ss7_init(void);
int osmo_ss7_find_free_rctx(struct osmo_ss7_instance *inst);
bool osmo_ss7_pc_is_local(struct osmo_ss7_instance *inst, uint32_t pc);
int osmo_ss7_pointcode_parse(struct osmo_ss7_instance *inst, const char *str);

11
src/osmo_ss7.c
View File

@ -53,6 +53,7 @@ static bool ss7_initialized = false;
static LLIST_HEAD(ss7_instances);
static LLIST_HEAD(ss7_xua_servers);
static int32_t next_rctx = 1;
struct value_string osmo_ss7_as_traffic_mode_vals[] = {
{ OSMO_SS7_AS_TMOD_BCAST, "broadcast" },
@ -72,6 +73,16 @@ struct value_string osmo_ss7_asp_protocol_vals[] = {
#define LOGSS7(inst, level, fmt, args ...) \
LOGP(DLSS7, level, "%u: " fmt, (inst)->cfg.id, ## args)
int osmo_ss7_find_free_rctx(struct osmo_ss7_instance *inst)
{
int32_t rctx;
for (rctx = next_rctx; rctx; rctx = ++next_rctx) {
if (!osmo_ss7_as_find_by_rctx(inst, next_rctx))
return rctx;
}
return -1;
}
/***********************************************************************
* SS7 Point Code Parsing / Printing