diff options
Diffstat (limited to 'crypto/heimdal/lib/krb5/mcache.c')
| -rw-r--r-- | crypto/heimdal/lib/krb5/mcache.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/crypto/heimdal/lib/krb5/mcache.c b/crypto/heimdal/lib/krb5/mcache.c index 63b45bb..1157604 100644 --- a/crypto/heimdal/lib/krb5/mcache.c +++ b/crypto/heimdal/lib/krb5/mcache.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 1997-2002 Kungliga Tekniska Högskolan + * Copyright (c) 1997-2004 Kungliga Tekniska Högskolan * (Royal Institute of Technology, Stockholm, Sweden). * All rights reserved. * @@ -33,11 +33,12 @@ #include "krb5_locl.h" -RCSID("$Id: mcache.c,v 1.15 2002/04/18 09:40:33 joda Exp $"); +RCSID("$Id: mcache.c,v 1.15.6.1 2004/03/06 16:57:16 lha Exp $"); typedef struct krb5_mcache { char *name; unsigned int refcnt; + int dead; krb5_principal primary_principal; struct link { krb5_creds cred; @@ -50,7 +51,7 @@ static struct krb5_mcache *mcc_head; #define MCACHE(X) ((krb5_mcache *)(X)->data.data) -#define MISDEAD(X) ((X)->primary_principal == NULL) +#define MISDEAD(X) ((X)->dead) #define MCC_CURSOR(C) ((struct link*)(C)) @@ -77,6 +78,7 @@ mcc_alloc(const char *name) free(m); return NULL; } + m->dead = 0; m->refcnt = 1; m->primary_principal = NULL; m->creds = NULL; @@ -137,9 +139,11 @@ mcc_initialize(krb5_context context, krb5_ccache id, krb5_principal primary_principal) { + krb5_mcache *m = MCACHE(id); + m->dead = 0; return krb5_copy_principal (context, primary_principal, - &MCACHE(id)->primary_principal); + &m->primary_principal); } static krb5_error_code @@ -178,9 +182,12 @@ mcc_destroy(krb5_context context, break; } } - krb5_free_principal (context, m->primary_principal); - m->primary_principal = NULL; - + if (m->primary_principal != NULL) { + krb5_free_principal (context, m->primary_principal); + m->primary_principal = NULL; + } + m->dead = 1; + l = m->creds; while (l != NULL) { struct link *old; @@ -231,9 +238,8 @@ mcc_get_principal(krb5_context context, { krb5_mcache *m = MCACHE(id); - if (MISDEAD(m)) + if (MISDEAD(m) || m->primary_principal == NULL) return ENOENT; - return krb5_copy_principal (context, m->primary_principal, principal); |
