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reference count krb5_get_init_creds_opt private component to avoid

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copy all the data in it


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13136 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2003-11-23 23:38:02 +00:00
parent 0cb92c7056
commit 9c1ceb2050
1 changed files with 14 additions and 12 deletions
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26
lib/krb5/init_creds.c
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@@ -62,6 +62,7 @@ krb5_get_init_creds_opt_alloc(krb5_context context,
free(o); free(o);
return ENOMEM; return ENOMEM;
} }
o->private->refcount = 1;
*opt = o; *opt = o;
return 0; return 0;
} }
@@ -71,19 +72,16 @@ _krb5_get_init_creds_opt_copy(krb5_context context,
const krb5_get_init_creds_opt *in, const krb5_get_init_creds_opt *in,
krb5_get_init_creds_opt **out) krb5_get_init_creds_opt **out)
{ {
struct _krb5_get_init_creds_opt_private *private;
krb5_get_init_creds_opt *opt; krb5_get_init_creds_opt *opt;
krb5_error_code ret;
ret = krb5_get_init_creds_opt_alloc(context, &opt); *out = NULL;
if (ret) opt = malloc(sizeof(*opt));
return ret; if (opt == NULL) {
krb5_set_error_string(context, "out of memory");
private = opt->private; return ENOMEM;
}
*opt = *in; *opt = *in;
opt->private = private; opt->private->refcount++;
if (in->private)
*opt->private = *in->private;
*out = opt; *out = opt;
return 0; return 0;
} }
@@ -93,8 +91,12 @@ krb5_get_init_creds_opt_free(krb5_get_init_creds_opt *opt)
{ {
if (opt->private == NULL) if (opt->private == NULL)
return; return;
free(opt->private); if (opt->private->refcount < 1) /* abort ? */
opt->private = NULL; return;
if (--opt->private->refcount == 0) {
krb5_get_init_creds_opt_free_pkinit(opt);
free(opt->private);
}
memset(opt, 0, sizeof(*opt)); memset(opt, 0, sizeof(*opt));
free(opt); free(opt);
} }