libgtp: Add back-reference to gsn from pdp context
This is required once one wants to support multiple GSNs in a single application. WARNING: This breaks ABI compatibility, LIBVERSION must be adjusted Change-Id: I68ae49a765828fa681054c68bf7f5e74dbe48ad2
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@ -90,7 +90,11 @@ const char *gtp_version()
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int gtp_newpdp(struct gsn_t *gsn, struct pdp_t **pdp,
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uint64_t imsi, uint8_t nsapi)
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{
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return pdp_newpdp(pdp, imsi, nsapi, NULL);
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int rc;
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rc = pdp_newpdp(pdp, imsi, nsapi, NULL);
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if (!rc && *pdp)
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(*pdp)->gsn = gsn;
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return rc;
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}
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int gtp_freepdp(struct gsn_t *gsn, struct pdp_t *pdp)
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@ -1570,6 +1574,8 @@ int gtp_create_pdp_ind(struct gsn_t *gsn, int version,
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}
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pdp_newpdp(&pdp, pdp->imsi, pdp->nsapi, pdp);
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if (pdp)
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pdp->gsn = gsn;
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/* Callback function to validata login */
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if (gsn->cb_create_context_ind != 0)
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@ -12,6 +12,8 @@
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#ifndef _PDP_H
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#define _PDP_H
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struct gsn_t;
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#define PDP_MAX 1024 /* Max number of PDP contexts */
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#define PDP_MAXNSAPI 16 /* Max number of NSAPI */
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@ -221,6 +223,8 @@ struct pdp_t {
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/* to be used by libgtp callers/users (to attach their own private state) */
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void *priv;
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struct gsn_t *gsn;
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};
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/* functions related to pdp_t management */
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