2 /*---------------------------------------------------------------
3 * Copyright (c) 1999,2000,2001,2002,2003
4 * The Board of Trustees of the University of Illinois
6 *---------------------------------------------------------------
7 * Permission is hereby granted, free of charge, to any person
8 * obtaining a copy of this software (Iperf) and associated
9 * documentation files (the "Software"), to deal in the Software
10 * without restriction, including without limitation the
11 * rights to use, copy, modify, merge, publish, distribute,
12 * sublicense, and/or sell copies of the Software, and to permit
13 * persons to whom the Software is furnished to do
14 * so, subject to the following conditions:
17 * Redistributions of source code must retain the above
18 * copyright notice, this list of conditions and
19 * the following disclaimers.
22 * Redistributions in binary form must reproduce the above
23 * copyright notice, this list of conditions and the following
24 * disclaimers in the documentation and/or other materials
25 * provided with the distribution.
28 * Neither the names of the University of Illinois, NCSA,
29 * nor the names of its contributors may be used to endorse
30 * or promote products derived from this Software without
31 * specific prior written permission.
33 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
34 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
35 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
36 * NONINFRINGEMENT. IN NO EVENT SHALL THE CONTIBUTORS OR COPYRIGHT
37 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
38 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
39 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE
40 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
41 * ________________________________________________________________
42 * National Laboratory for Applied Network Research
43 * National Center for Supercomputing Applications
44 * University of Illinois at Urbana-Champaign
45 * http://www.ncsa.uiuc.edu
46 * ________________________________________________________________
49 * by Kevin Gibbs <kgibbs@ncsa.uiuc.edu>
50 * -------------------------------------------------------------------
55 #include "SocketAddr.h"
58 * Global List and Mutex variables
60 Iperf_ListEntry *clients = NULL;
64 * Add Entry add to the List
66 void Iperf_pushback ( Iperf_ListEntry *add, Iperf_ListEntry **root ) {
72 * Delete Entry del from the List
74 void Iperf_delete (struct sockaddr_storage *del, Iperf_ListEntry **root)
76 Iperf_ListEntry *temp = Iperf_present( del, *root );
78 if ( temp == *root ) {
79 *root = (*root)->next;
81 Iperf_ListEntry *itr = *root;
82 while ( itr->next != NULL ) {
83 if ( itr->next == temp ) {
84 itr->next = itr->next->next;
95 * Destroy the List (cleanup function)
97 void Iperf_destroy ( Iperf_ListEntry **root ) {
98 Iperf_ListEntry *itr1 = *root, *itr2;
99 while ( itr1 != NULL ) {
108 * Check if the exact Entry find is present
110 Iperf_ListEntry* Iperf_present(struct sockaddr_storage *find, Iperf_ListEntry *root)
112 Iperf_ListEntry *itr;
114 for (itr = root; itr != NULL; itr = itr->next)
115 if (SockAddr_are_Equal(find, &itr->data))
121 * Check if a Entry find is in the List or if any
122 * Entry exists that has the same host as the
124 * FIXME: The `or' condition was not implemented
126 Iperf_ListEntry* Iperf_hostpresent(struct sockaddr_storage *find, Iperf_ListEntry *root)
128 return Iperf_present(find, root);