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(mostly blind) fix of possible leak/dangling pointer and cleanup

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This commit is contained in:
Pierangelo Masarati 2003-02-07 00:46:11 +00:00
parent 9f28f12346
commit f8a1007994
1 changed files with 17 additions and 15 deletions
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32
servers/slapd/sasl.c
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@ -1528,8 +1528,9 @@ done:
-Howard Chu, Symas Corp.
*/
#define SET_DN 1
#define SET_U 2
#define SET_NONE 0
#define SET_DN 1
#define SET_U 2
static struct berval ext_bv = BER_BVC( "EXTERNAL" );
@ -1537,16 +1538,16 @@ int slap_sasl_getdn( Connection *conn, char *id, int len,
char *user_realm, struct berval *dn, int flags )
{
char *c1;
int rc, is_dn = 0, do_norm = 1;
int rc, is_dn = SET_NONE, do_norm = 1;
struct berval dn2;
#ifdef NEW_LOGGING
LDAP_LOG( TRANSPORT, ENTRY,
"slap_sasl_getdn: conn %d id=%s\n",
conn ? conn->c_connid : -1, id ? (*id ? id : "<empty>") : "NULL", 0 );
"slap_sasl_getdn: conn %d id=%s [len=%d]\n",
conn ? conn->c_connid : -1, id ? (*id ? id : "<empty>") : "NULL", len );
#else
Debug( LDAP_DEBUG_ARGS, "slap_sasl_getdn: id=%s\n",
id?(*id?id:"<empty>"):"NULL",0,0 );
Debug( LDAP_DEBUG_ARGS, "slap_sasl_getdn: id=%s [len=%d]\n",
id ? ( *id ? id : "<empty>" ) : "NULL", len, 0 );
#endif
dn->bv_val = NULL;
@ -1585,7 +1586,7 @@ int slap_sasl_getdn( Connection *conn, char *id, int len,
dn->bv_len = len;
}
}
if( !is_dn ) {
if( is_dn == SET_NONE ) {
if( !strncasecmp( id, "u:", sizeof("u:")-1 )) {
is_dn = SET_U;
dn->bv_val = id+2;
@ -1598,7 +1599,7 @@ int slap_sasl_getdn( Connection *conn, char *id, int len,
}
/* No other possibilities from here */
if( !is_dn ) {
if( is_dn == SET_NONE ) {
dn->bv_val = NULL;
dn->bv_len = 0;
return( LDAP_INAPPROPRIATE_AUTH );
@ -1660,16 +1661,17 @@ int slap_sasl_getdn( Connection *conn, char *id, int len,
#else
Debug( LDAP_DEBUG_TRACE, "getdn: u:id converted to %s\n", dn->bv_val,0,0 );
#endif
} else {
/* Dup the DN in any case, so we don't risk
* leaks or dangling pointers later,
* and the DN value is '\0' terminated */
ber_dupbv( &dn2, dn );
dn->bv_val = dn2.bv_val;
}
/* All strings are in DN form now. Normalize if needed. */
if ( do_norm ) {
if ( is_dn != SET_U ) {
struct berval dntmp;
ber_dupbv( &dntmp, dn );
dn->bv_val = dntmp.bv_val;
}
rc = dnNormalize2( NULL, dn, &dn2 );
/* User DNs were constructed above and must be freed now */