Server implementation of kadm5_get_principals.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@3861 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/kadm5/get_princs_s.c

@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 1997 Kungliga Tekniska H<>gskolan
+ * (Royal Institute of Technology, Stockholm, Sweden). 
+ * All rights reserved. 
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions 
+ * are met: 
+ *
+ * 1. Redistributions of source code must retain the above copyright 
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright 
+ *    notice, this list of conditions and the following disclaimer in the 
+ *    documentation and/or other materials provided with the distribution. 
+ *
+ * 3. All advertising materials mentioning features or use of this software 
+ *    must display the following acknowledgement: 
+ *      This product includes software developed by Kungliga Tekniska 
+ *      H<>gskolan and its contributors. 
+ *
+ * 4. Neither the name of the Institute nor the names of its contributors 
+ *    may be used to endorse or promote products derived from this software 
+ *    without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
+ * SUCH DAMAGE. 
+ */
+
+#include "kadm5_locl.h"
+
+RCSID("$Id$");
+
+struct foreach_data {
+    const char *exp;
+    char **princs;
+    int count;
+};
+
+static krb5_error_code
+add_princ(struct foreach_data *d, char *princ)
+{
+    char **tmp;
+    tmp = realloc(d->princs, (d->count + 1) * sizeof(*tmp));
+    if(tmp == NULL)
+	return ENOMEM;
+    d->princs = tmp;
+    d->princs[d->count++] = princ;
+    return 0;
+}
+
+static krb5_error_code
+foreach(krb5_context context, HDB *db, hdb_entry *ent, void *data)
+{
+    struct foreach_data *d = data;
+    char *princ;
+    krb5_error_code ret;
+    ret = krb5_unparse_name(context, ent->principal, &princ);
+    if(ret)
+	return ret;
+    if(d->exp){
+	if(fnmatch(d->exp, princ, 0) == 0)
+	    ret = add_princ(d, princ);
+	else
+	    free(princ);
+    }else{
+	ret = add_princ(d, princ);
+    }
+    if(ret)
+	free(princ);
+    return ret;
+}
+
+kadm5_ret_t
+kadm5_s_get_principals(void *server_handle, 
+		       char *exp,
+		       char ***princs, 
+		       int *count)
+{
+    struct foreach_data d;
+    kadm5_server_context *context = server_handle;
+    kadm5_ret_t ret;
+    ret = context->db->open(context->context, context->db, O_RDWR, 0);
+    if(ret) {
+	krb5_warn(context->context, ret, "opening database");
+	return ret;
+    }
+    d.exp = exp;
+    d.princs = NULL;
+    d.count = 0;
+    ret = hdb_foreach(context->context, context->db, foreach, &d);
+    context->db->close(context->context, context->db);
+    if(ret == 0)
+	ret = add_princ(&d, NULL);
+    if(ret == 0){
+	*princs = d.princs;
+	*count = d.count - 1;
+    }else
+	kadm5_free_name_list(context, d.princs, d.count);
+    return _kadm5_error_code(ret);
+}