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Add refcounting to keystores.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@21067 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2007-06-12 19:30:33 +00:00
parent 28ec0adc8b
commit 144b8c583c
1 changed files with 17 additions and 0 deletions
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17
lib/hx509/keyset.c
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@@ -35,6 +35,7 @@
RCSID("$Id$"); RCSID("$Id$");
struct hx509_certs_data { struct hx509_certs_data {
int ref;
struct hx509_keyset_ops *ops; struct hx509_keyset_ops *ops;
void *ops_data; void *ops_data;
}; };
@@ -140,10 +141,26 @@ hx509_certs_store(hx509_context context,
} }
hx509_certs
_hx509_certs_ref(hx509_certs certs)
{
if (certs->ref <= 0)
_hx509_abort("certs refcount <= 0");
certs->ref++;
if (certs->ref == 0)
_hx509_abort("certs refcount == 0");
return certs;
}
void void
hx509_certs_free(hx509_certs *certs) hx509_certs_free(hx509_certs *certs)
{ {
if (*certs) { if (*certs) {
if ((*certs)->ref <= 0)
_hx509_abort("refcount <= 0");
if (--(*certs)->ref > 0)
return;
(*(*certs)->ops->free)(*certs, (*certs)->ops_data); (*(*certs)->ops->free)(*certs, (*certs)->ops_data);
free(*certs); free(*certs);
*certs = NULL; *certs = NULL;