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11553 Want pluggable TCP congestion control algorithms
Portions contributed by: Cody Peter Mello <cody.mello@joyent.com>
Reviewed by: Dan McDonald <danmcd@joyent.com>
Reviewed by: Robert Mustacchi <robert.mustacchi@joyent.com>


   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  23  * Copyright (c) 2013 by Delphix. All rights reserved.
  24  */
  25 
  26 /*
  27  * This file contains routines that are used to modify/retrieve protocol or
  28  * interface property values. It also holds all the supported properties for
  29  * both IP interface and protocols in `ipadm_prop_desc_t'. Following protocols
  30  * are supported: IP, IPv4, IPv6, TCP, SCTP, UDP and ICMP.
  31  *
  32  * This file also contains walkers, which walks through the property table and
  33  * calls the callback function, of the form `ipadm_prop_wfunc_t' , for every
  34  * property in the table.
  35  */
  36 
  37 #include <unistd.h>
  38 #include <errno.h>
  39 #include <ctype.h>
  40 #include <fcntl.h>
  41 #include <strings.h>
  42 #include <stdlib.h>
  43 #include <netinet/in.h>


 136 
 137         { "usesrc", NULL, IPADMPROP_CLASS_IF, MOD_PROTO_IPV6, 0,
 138             i_ipadm_set_usesrc, NULL, i_ipadm_get_usesrc },
 139 
 140         { "hostmodel", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_IPV6, 0,
 141             i_ipadm_set_hostmodel, i_ipadm_get_hostmodel,
 142             i_ipadm_get_hostmodel },
 143 
 144         { "hostmodel", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_IPV4, 0,
 145             i_ipadm_set_hostmodel, i_ipadm_get_hostmodel,
 146             i_ipadm_get_hostmodel },
 147 
 148         { NULL, NULL, 0, 0, 0, NULL, NULL, NULL }
 149 };
 150 
 151 /* possible values for TCP properties `ecn' and `sack' */
 152 static const char *ecn_sack_vals[] = {"never", "passive", "active", NULL};
 153 
 154 /* Supported TCP protocol properties */
 155 static ipadm_prop_desc_t ipadm_tcp_prop_table[] = {



 156         { "ecn", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 157             i_ipadm_set_ecnsack, i_ipadm_get_ecnsack, i_ipadm_get_ecnsack },
 158 
 159         { "extra_priv_ports", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP,
 160             IPADMPROP_MULVAL, i_ipadm_set_eprivport, i_ipadm_get_prop,
 161             i_ipadm_get_prop },
 162 
 163         { "largest_anon_port", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 164             i_ipadm_set_prop, i_ipadm_get_prop, i_ipadm_get_prop },
 165 
 166         { "max_buf", "_max_buf", IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 167             i_ipadm_set_prop, i_ipadm_get_prop, i_ipadm_get_prop },
 168 
 169         { "recv_buf", "recv_maxbuf", IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 170             i_ipadm_set_prop, i_ipadm_get_prop, i_ipadm_get_prop },
 171 
 172         { "sack", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 173             i_ipadm_set_ecnsack, i_ipadm_get_ecnsack, i_ipadm_get_ecnsack },
 174 
 175         { "send_buf", "send_maxbuf", IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,




   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  23  * Copyright (c) 2013, 2017 by Delphix. All rights reserved.
  24  */
  25 
  26 /*
  27  * This file contains routines that are used to modify/retrieve protocol or
  28  * interface property values. It also holds all the supported properties for
  29  * both IP interface and protocols in `ipadm_prop_desc_t'. Following protocols
  30  * are supported: IP, IPv4, IPv6, TCP, SCTP, UDP and ICMP.
  31  *
  32  * This file also contains walkers, which walks through the property table and
  33  * calls the callback function, of the form `ipadm_prop_wfunc_t' , for every
  34  * property in the table.
  35  */
  36 
  37 #include <unistd.h>
  38 #include <errno.h>
  39 #include <ctype.h>
  40 #include <fcntl.h>
  41 #include <strings.h>
  42 #include <stdlib.h>
  43 #include <netinet/in.h>


 136 
 137         { "usesrc", NULL, IPADMPROP_CLASS_IF, MOD_PROTO_IPV6, 0,
 138             i_ipadm_set_usesrc, NULL, i_ipadm_get_usesrc },
 139 
 140         { "hostmodel", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_IPV6, 0,
 141             i_ipadm_set_hostmodel, i_ipadm_get_hostmodel,
 142             i_ipadm_get_hostmodel },
 143 
 144         { "hostmodel", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_IPV4, 0,
 145             i_ipadm_set_hostmodel, i_ipadm_get_hostmodel,
 146             i_ipadm_get_hostmodel },
 147 
 148         { NULL, NULL, 0, 0, 0, NULL, NULL, NULL }
 149 };
 150 
 151 /* possible values for TCP properties `ecn' and `sack' */
 152 static const char *ecn_sack_vals[] = {"never", "passive", "active", NULL};
 153 
 154 /* Supported TCP protocol properties */
 155 static ipadm_prop_desc_t ipadm_tcp_prop_table[] = {
 156         { "congestion_control", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 157             i_ipadm_set_prop, i_ipadm_get_prop, i_ipadm_get_prop },
 158 
 159         { "ecn", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 160             i_ipadm_set_ecnsack, i_ipadm_get_ecnsack, i_ipadm_get_ecnsack },
 161 
 162         { "extra_priv_ports", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP,
 163             IPADMPROP_MULVAL, i_ipadm_set_eprivport, i_ipadm_get_prop,
 164             i_ipadm_get_prop },
 165 
 166         { "largest_anon_port", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 167             i_ipadm_set_prop, i_ipadm_get_prop, i_ipadm_get_prop },
 168 
 169         { "max_buf", "_max_buf", IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 170             i_ipadm_set_prop, i_ipadm_get_prop, i_ipadm_get_prop },
 171 
 172         { "recv_buf", "recv_maxbuf", IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 173             i_ipadm_set_prop, i_ipadm_get_prop, i_ipadm_get_prop },
 174 
 175         { "sack", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
 176             i_ipadm_set_ecnsack, i_ipadm_get_ecnsack, i_ipadm_get_ecnsack },
 177 
 178         { "send_buf", "send_maxbuf", IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,