1 | /** @file
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2 | * NAT state/configuration.
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3 | */
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4 |
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5 | /*
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6 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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7 | *
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8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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9 | * available from http://www.virtualbox.org. This file is free software;
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10 | * you can redistribute it and/or modify it under the terms of the GNU
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11 | * General Public License (GPL) as published by the Free Software
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12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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15 | *
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16 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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17 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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18 | * additional information or have any questions.
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19 | */
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20 |
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21 | #ifndef ___slirp_state_h
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22 | #define ___slirp_state_h
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23 |
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24 | #include <iprt/req.h>
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25 | #include <iprt/critsect.h>
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26 |
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27 | #define COUNTERS_INIT
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28 | #include "counters.h"
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29 |
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30 | #include "ip_icmp.h"
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31 | #include "dnsproxy/dnsproxy.h"
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32 |
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33 |
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34 | /** Where to start DHCP IP number allocation. */
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35 | #define START_ADDR 15
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36 |
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37 | /** DHCP Lease time. */
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38 | #define LEASE_TIME (24 * 3600)
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39 |
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40 | /*
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41 | * ARP cache this is naive implementaion of ARP
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42 | * cache of mapping 4 byte IPv4 address to 6 byte
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43 | * ethernet one.
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44 | */
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45 | struct arp_cache_entry
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46 | {
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47 | uint32_t ip;
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48 | uint8_t ether[6];
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49 | LIST_ENTRY(arp_cache_entry) list;
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50 | };
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51 | LIST_HEAD(arp_cache_head, arp_cache_entry);
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52 |
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53 | /** TFTP session entry. */
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54 | struct tftp_session
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55 | {
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56 | int in_use;
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57 | unsigned char filename[TFTP_FILENAME_MAX];
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58 |
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59 | struct in_addr client_ip;
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60 | u_int16_t client_port;
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61 |
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62 | int timestamp;
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63 | };
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64 |
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65 | struct dns_domain_entry
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66 | {
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67 | char *dd_pszDomain;
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68 | LIST_ENTRY(dns_domain_entry) dd_list;
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69 | };
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70 | LIST_HEAD(dns_domain_list_head, dns_domain_entry);
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71 |
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72 | struct dns_entry
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73 | {
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74 | struct in_addr de_addr;
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75 | TAILQ_ENTRY(dns_entry) de_list;
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76 | };
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77 | TAILQ_HEAD(dns_list_head, dns_entry);
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78 | #ifdef VBOX_WITH_SLIRP_BSD_MBUF
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79 | TAILQ_HEAD(if_queue, mbuf);
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80 | #endif
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81 |
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82 | struct port_forward_rule
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83 | {
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84 | uint16_t proto;
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85 | uint16_t host_port;
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86 | uint16_t guest_port;
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87 | #ifndef VBOX_WITH_NAT_SERVICE
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88 | struct in_addr guest_addr;
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89 | #endif
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90 | struct in_addr bind_ip;
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91 | uint8_t mac_address[6]; /*need ETH_ALEN here */
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92 | int activated;
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93 | LIST_ENTRY(port_forward_rule) list;
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94 | };
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95 | LIST_HEAD(port_forward_rule_list, port_forward_rule);
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96 |
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97 | #ifndef VBOX_WITH_SLIRP_BSD_MBUF
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98 | struct mbuf_zone
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99 | {
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100 | LIST_ENTRY(mbuf_zone) list;
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101 | uint8_t *mbuf_zone_base_addr;
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102 | };
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103 | LIST_HEAD(mbuf_zone_list, mbuf_zone);
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104 | #endif
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105 |
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106 |
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107 | /* forward declaration */
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108 | struct proto_handler;
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109 |
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110 | /** Main state/configuration structure for slirp NAT. */
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111 | typedef struct NATState
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112 | {
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113 | #define PROFILE_COUNTER(name, dsc) STAMPROFILE Stat ## name
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114 | #define COUNTING_COUNTER(name, dsc) STAMCOUNTER Stat ## name
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115 | #include "counters.h"
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116 | /* Stuff from boot.c */
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117 | void *pbootp_clients;
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118 | const char *bootp_filename;
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119 | /* Stuff from if.c */
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120 | int if_mtu, if_mru;
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121 | int if_comp;
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122 | int if_maxlinkhdr;
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123 | int if_queued;
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124 | int if_thresh;
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125 | #ifndef VBOX_WITH_SLIRP_BSD_MBUF
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126 | struct mbuf if_fastq;
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127 | struct mbuf if_batchq;
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128 | #else
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129 | struct if_queue if_fastq;
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130 | struct if_queue if_batchq;
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131 | #endif
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132 | struct mbuf *next_m;
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133 | /* Stuff from icmp.c */
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134 | struct icmpstat_t icmpstat;
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135 | /* Stuff from ip_input.c */
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136 | struct ipstat_t ipstat;
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137 | struct ipqhead ipq[IPREASS_NHASH];
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138 | int maxnipq; /* Administrative limit on # of reass queues*/
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139 | int maxfragsperpacket; /* Maximum number of IPv4 fragments allowed per packet */
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140 | int nipq; /* total number of reass queues */
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141 | uint16_t ip_currid;
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142 | /* Stuff from mbuf.c */
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143 | int mbuf_alloced, mbuf_max;
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144 | int msize;
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145 | struct mbuf m_freelist, m_usedlist;
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146 | #ifndef VBOX_WITH_SLIRP_BSD_MBUF
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147 | struct mbuf_zone_list mbuf_zone_head;
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148 | RTCRITSECT cs_mbuf_zone;
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149 | int fmbuf_water_line;
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150 | int mbuf_water_line_limit;
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151 | int mbuf_zone_count;
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152 | int fmbuf_water_warn_sent;
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153 | uint32_t tsmbuf_water_warn_sent;
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154 | #endif
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155 | /* Stuff from slirp.c */
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156 | void *pvUser;
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157 | uint32_t curtime;
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158 | uint32_t time_fasttimo;
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159 | uint32_t last_slowtimo;
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160 | bool do_slowtimo;
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161 | bool link_up;
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162 | struct timeval tt;
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163 | struct in_addr our_addr;
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164 | struct in_addr alias_addr;
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165 | struct in_addr special_addr;
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166 |
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167 | int tcp_rcvspace;
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168 | int tcp_sndspace;
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169 | int socket_rcv;
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170 | int socket_snd;
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171 | #ifdef VBOX_WITH_SLIRP_MT
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172 | PRTREQQUEUE pReqQueue;
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173 | #endif
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174 | #ifdef RT_OS_WINDOWS
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175 | ULONG (WINAPI * pfGetAdaptersAddresses)(ULONG, ULONG, PVOID, PIP_ADAPTER_ADDRESSES, PULONG);
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176 | #endif
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177 | struct dns_list_head pDnsList;
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178 | struct dns_domain_list_head pDomainList;
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179 | struct in_addr tftp_server;
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180 | struct in_addr loopback_addr;
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181 | uint32_t netmask;
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182 | #ifndef VBOX_WITH_NAT_SERVICE
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183 | uint8_t client_ethaddr[6];
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184 | #endif
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185 | const uint8_t *slirp_ethaddr;
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186 | struct ex_list *exec_list;
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187 | char slirp_hostname[33];
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188 | bool fPassDomain;
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189 | struct in_addr bindIP;
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190 | /* Stuff from tcp_input.c */
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191 | struct socket tcb;
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192 | #ifdef VBOX_WITH_SLIRP_MT
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193 | RTCRITSECT tcb_mutex;
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194 | #endif
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195 | struct socket *tcp_last_so;
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196 | tcp_seq tcp_iss;
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197 | /* Stuff from tcp_timer.c */
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198 | struct tcpstat_t tcpstat;
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199 | uint32_t tcp_now;
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200 | int tcp_reass_qsize;
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201 | int tcp_reass_maxqlen;
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202 | int tcp_reass_maxseg;
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203 | int tcp_reass_overflows;
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204 | /* Stuff from tftp.c */
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205 | struct tftp_session tftp_sessions[TFTP_SESSIONS_MAX];
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206 | const char *tftp_prefix;
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207 | /* Stuff from udp.c */
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208 | struct udpstat_t udpstat;
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209 | struct socket udb;
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210 | #ifdef VBOX_WITH_SLIRP_MT
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211 | RTCRITSECT udb_mutex;
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212 | #endif
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213 | struct socket *udp_last_so;
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214 | struct socket icmp_socket;
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215 | struct icmp_storage icmp_msg_head;
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216 | # ifndef RT_OS_WINDOWS
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217 | /* counter of sockets needed for allocation enough room to
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218 | * process sockets with poll/epoll
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219 | *
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220 | * NSOCK_INC/DEC should be injected before every
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221 | * operation on socket queue (tcb, udb)
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222 | */
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223 | int nsock;
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224 | # define NSOCK_INC() do {pData->nsock++;} while (0)
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225 | # define NSOCK_DEC() do {pData->nsock--;} while (0)
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226 | # define NSOCK_INC_EX(ex) do {ex->pData->nsock++;} while (0)
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227 | # define NSOCK_DEC_EX(ex) do {ex->pData->nsock--;} while (0)
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228 | # else
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229 | # define NSOCK_INC() do {} while (0)
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230 | # define NSOCK_DEC() do {} while (0)
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231 | # define NSOCK_INC_EX(ex) do {} while (0)
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232 | # define NSOCK_DEC_EX(ex) do {} while (0)
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233 | # endif
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234 | # ifdef RT_OS_WINDOWS
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235 | void *pvIcmpBuffer;
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236 | size_t szIcmpBuffer;
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237 | /* Accordin MSDN specification IcmpParseReplies
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238 | * function should be detected in runtime
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239 | */
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240 | long (WINAPI * pfIcmpParseReplies)(void *, long);
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241 | BOOL (WINAPI * pfIcmpCloseHandle)(HANDLE);
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242 | HMODULE hmIcmpLibrary;
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243 | # endif
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244 | #if defined(RT_OS_WINDOWS)
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245 | # define VBOX_SOCKET_EVENT (pData->phEvents[VBOX_SOCKET_EVENT_INDEX])
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246 | HANDLE phEvents[VBOX_EVENT_COUNT];
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247 | #endif
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248 | #ifdef VBOX_WITH_SLIRP_BSD_MBUF
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249 | # ifdef zone_mbuf
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250 | # undef zone_mbuf
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251 | # endif
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252 | uma_zone_t zone_mbuf;
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253 | # ifdef zone_clust
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254 | # undef zone_clust
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255 | # endif
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256 | uma_zone_t zone_clust;
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257 | # ifdef zone_pack
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258 | # undef zone_pack
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259 | # endif
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260 | uma_zone_t zone_pack;
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261 | # ifdef zone_jumbop
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262 | # undef zone_jumbop
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263 | # endif
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264 | uma_zone_t zone_jumbop;
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265 | # ifdef zone_jumbo9
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266 | # undef zone_jumbo9
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267 | # endif
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268 | uma_zone_t zone_jumbo9;
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269 | # ifdef zone_jumbo16
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270 | # undef zone_jumbo16
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271 | # endif
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272 | uma_zone_t zone_jumbo16;
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273 | # ifdef zone_ext_refcnt
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274 | # undef zone_ext_refcnt
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275 | int nmbclusters; /* limits number of mbuf clusters */
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276 | int nmbjumbop; /* limits number of page size jumbo clusters */
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277 | int nmbjumbo9; /* limits number of 9k jumbo clusters */
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278 | int nmbjumbo16; /* limits number of 16k jumbo clusters */
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279 | struct mbstat mbstat;
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280 | # endif
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281 | uma_zone_t zone_ext_refcnt;
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282 | #endif
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283 | int use_host_resolver;
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284 | /* from dnsproxy/dnsproxy.h*/
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285 | unsigned int authoritative_port;
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286 | unsigned int authoritative_timeout;
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287 | unsigned int recursive_port;
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288 | unsigned int recursive_timeout;
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289 | unsigned int stats_timeout;
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290 | unsigned int port;
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291 |
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292 | unsigned long active_queries;
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293 | unsigned long all_queries;
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294 | unsigned long authoritative_queries;
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295 | unsigned long recursive_queries;
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296 | unsigned long removed_queries;
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297 | unsigned long dropped_queries;
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298 | unsigned long answered_queries;
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299 | unsigned long dropped_answers;
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300 | unsigned long late_answers;
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301 | unsigned long hash_collisions;
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302 | /*dnsproxy/dnsproxy.c*/
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303 | unsigned short queryid;
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304 | struct sockaddr_in authoritative_addr;
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305 | struct sockaddr_in recursive_addr;
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306 | int sock_query;
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307 | int sock_answer;
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308 | /* dnsproxy/hash.c */
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309 | #define HASHSIZE 10
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310 | #define HASH(id) (id & ((1 << HASHSIZE) - 1))
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311 | struct request *request_hash[1 << HASHSIZE];
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312 | /* this field control behaviour of DHCP server */
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313 | bool use_dns_proxy;
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314 |
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315 | LIST_HEAD(RT_NOTHING, libalias) instancehead;
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316 | struct libalias *proxy_alias;
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317 | struct libalias *dns_alias;
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318 | LIST_HEAD(handler_chain, proto_handler) handler_chain;
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319 | struct port_forward_rule_list port_forward_rule_head;
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320 | int cRedirectionsActive;
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321 | int cRedirectionsStored;
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322 | struct arp_cache_head arp_cache;
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323 | /*libalis modules' handlers*/
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324 | struct proto_handler *ftp_module;
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325 | struct proto_handler *nbt_module;
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326 | struct proto_handler *dns_module;
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327 |
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328 | } NATState;
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329 |
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330 |
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331 | /** Default IP time to live. */
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332 | #define ip_defttl IPDEFTTL
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333 |
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334 | /** Number of permanent buffers in mbuf. */
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335 | #define mbuf_thresh 30
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336 |
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337 | /** Use a fixed time before sending keepalive. */
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338 | #define tcp_keepidle TCPTV_KEEP_IDLE
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339 |
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340 | /** Use a fixed interval between keepalive. */
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341 | #define tcp_keepintvl TCPTV_KEEPINTVL
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342 |
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343 | /** Maximum idle time before timing out a connection. */
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344 | #define tcp_maxidle (TCPTV_KEEPCNT * tcp_keepintvl)
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345 |
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346 | /** Default TCP socket options. */
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347 | #define so_options DO_KEEPALIVE
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348 |
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349 | /** Default TCP MSS value. */
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350 | #define tcp_mssdflt TCP_MSS
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351 |
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352 | /** Default TCP round trip time. */
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353 | #define tcp_rttdflt (TCPTV_SRTTDFLT / PR_SLOWHZ)
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354 |
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355 | /** Enable RFC1323 performance enhancements.
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356 | * @todo check if it really works, it was turned off before. */
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357 | #define tcp_do_rfc1323 1
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358 |
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359 | /** TCP receive buffer size. */
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360 | #define tcp_rcvspace pData->tcp_rcvspace
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361 |
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362 | /** TCP receive buffer size. */
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363 | #define tcp_sndspace pData->tcp_sndspace
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364 |
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365 | /* TCP duplicate ACK retransmit threshold. */
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366 | #define tcprexmtthresh 3
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367 |
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368 |
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369 | #define bootp_filename pData->bootp_filename
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370 |
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371 | #define if_mtu pData->if_mtu
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372 | #define if_mru pData->if_mru
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373 | #define if_comp pData->if_comp
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374 | #define if_maxlinkhdr pData->if_maxlinkhdr
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375 | #define if_queued pData->if_queued
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376 | #define if_thresh pData->if_thresh
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377 | #define if_fastq pData->if_fastq
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378 | #define if_batchq pData->if_batchq
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379 | #define next_m pData->next_m
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380 |
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381 | #define icmpstat pData->icmpstat
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382 |
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383 | #define ipstat pData->ipstat
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384 | #define ipq pData->ipq
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385 | #define ip_currid pData->ip_currid
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386 |
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387 | #define mbuf_alloced pData->mbuf_alloced
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388 | #define mbuf_max pData->mbuf_max
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389 | #define msize pData->msize
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390 | #define m_freelist pData->m_freelist
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391 | #define m_usedlist pData->m_usedlist
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392 |
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393 | #define curtime pData->curtime
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394 | #define time_fasttimo pData->time_fasttimo
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395 | #define last_slowtimo pData->last_slowtimo
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396 | #define do_slowtimo pData->do_slowtimo
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397 | #define link_up pData->link_up
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398 | #define cUsers pData->cUsers
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399 | #define tt pData->tt
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400 | #define our_addr pData->our_addr
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401 | #ifndef VBOX_SLIRP_ALIAS
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402 | # define alias_addr pData->alias_addr
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403 | #else
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404 | # define handler_chain pData->handler_chain
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405 | #endif
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406 | #define dns_addr pData->dns_addr
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407 | #define loopback_addr pData->loopback_addr
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408 | #define client_ethaddr pData->client_ethaddr
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409 | #define exec_list pData->exec_list
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410 | #define slirp_hostname pData->slirp_hostname
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411 |
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412 | #define tcb pData->tcb
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413 | #define tcp_last_so pData->tcp_last_so
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414 | #define tcp_iss pData->tcp_iss
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415 |
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416 | #define tcpstat pData->tcpstat
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417 | #define tcp_now pData->tcp_now
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418 |
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419 | #define tftp_sessions pData->tftp_sessions
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420 | #define tftp_prefix pData->tftp_prefix
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421 |
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422 | #define udpstat pData->udpstat
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423 | #define udb pData->udb
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424 | #define udp_last_so pData->udp_last_so
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425 |
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426 | #define maxfragsperpacket pData->maxfragsperpacket
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427 | #define maxnipq pData->maxnipq
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428 | #define nipq pData->nipq
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429 |
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430 | #define tcp_reass_qsize pData->tcp_reass_qsize
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431 | #define tcp_reass_maxqlen pData->tcp_reass_maxqlen
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432 | #define tcp_reass_maxseg pData->tcp_reass_maxseg
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433 | #define tcp_reass_overflows pData->tcp_reass_overflows
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434 |
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435 | #define queue_tcp_label tcb
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436 | #define queue_udp_label udb
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437 | #define VBOX_X2(x) x
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438 | #define VBOX_X(x) VBOX_X2(x)
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439 |
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440 | #ifdef VBOX_WITH_SLIRP_MT
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441 |
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442 | # define QSOCKET_LOCK(queue) \
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443 | do { \
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444 | int rc; \
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445 | /* Assert(strcmp(RTThreadSelfName(), "EMT") != 0); */ \
|
---|
446 | rc = RTCritSectEnter(&VBOX_X(queue) ## _mutex); \
|
---|
447 | AssertRC(rc); \
|
---|
448 | } while (0)
|
---|
449 | # define QSOCKET_UNLOCK(queue) \
|
---|
450 | do { \
|
---|
451 | int rc; \
|
---|
452 | rc = RTCritSectLeave(&VBOX_X(queue) ## _mutex); \
|
---|
453 | AssertRC(rc); \
|
---|
454 | } while (0)
|
---|
455 | # define QSOCKET_LOCK_CREATE(queue) \
|
---|
456 | do { \
|
---|
457 | int rc; \
|
---|
458 | rc = RTCritSectInit(&pData->queue ## _mutex); \
|
---|
459 | AssertRC(rc); \
|
---|
460 | } while (0)
|
---|
461 | # define QSOCKET_LOCK_DESTROY(queue) \
|
---|
462 | do { \
|
---|
463 | int rc = RTCritSectDelete(&pData->queue ## _mutex); \
|
---|
464 | AssertRC(rc); \
|
---|
465 | } while (0)
|
---|
466 |
|
---|
467 | # define QSOCKET_FOREACH(so, sonext, label) \
|
---|
468 | QSOCKET_LOCK(VBOX_X2(queue_## label ## _label)); \
|
---|
469 | (so) = (VBOX_X(queue_ ## label ## _label)).so_next; \
|
---|
470 | QSOCKET_UNLOCK(VBOX_X2(queue_## label ##_label)); \
|
---|
471 | if ((so) != &(VBOX_X(queue_## label ## _label))) SOCKET_LOCK((so));\
|
---|
472 | for (;;) \
|
---|
473 | { \
|
---|
474 | if ((so) == &(VBOX_X(queue_## label ## _label))) \
|
---|
475 | { \
|
---|
476 | break; \
|
---|
477 | } \
|
---|
478 | Log2(("%s:%d Processing so:%R[natsock]\n", __FUNCTION__, __LINE__, (so)));
|
---|
479 |
|
---|
480 | # define CONTINUE_NO_UNLOCK(label) goto loop_end_ ## label ## _mt_nounlock
|
---|
481 | # define CONTINUE(label) goto loop_end_ ## label ## _mt
|
---|
482 | /* @todo replace queue parameter with macrodinition */
|
---|
483 | /* _mt_nounlock - user should lock so_next before calling CONTINUE_NO_UNLOCK */
|
---|
484 | # define LOOP_LABEL(label, so, sonext) loop_end_ ## label ## _mt: \
|
---|
485 | (sonext) = (so)->so_next; \
|
---|
486 | SOCKET_UNLOCK(so); \
|
---|
487 | QSOCKET_LOCK(VBOX_X(queue_ ## label ## _label)); \
|
---|
488 | if ((sonext) != &(VBOX_X(queue_## label ## _label))) \
|
---|
489 | { \
|
---|
490 | SOCKET_LOCK((sonext)); \
|
---|
491 | QSOCKET_UNLOCK(VBOX_X(queue_ ## label ## _label)); \
|
---|
492 | } \
|
---|
493 | else \
|
---|
494 | { \
|
---|
495 | so = &VBOX_X(queue_ ## label ## _label); \
|
---|
496 | QSOCKET_UNLOCK(VBOX_X(queue_ ## label ## _label)); \
|
---|
497 | break; \
|
---|
498 | } \
|
---|
499 | (so) = (sonext); \
|
---|
500 | continue; \
|
---|
501 | loop_end_ ## label ## _mt_nounlock: \
|
---|
502 | (so) = (sonext)
|
---|
503 |
|
---|
504 | # define DO_TCP_OUTPUT(data, sotcb) \
|
---|
505 | do { \
|
---|
506 | PRTREQ pReq; \
|
---|
507 | int rc; \
|
---|
508 | rc = RTReqCallVoid((data)->pReqQueue, &pReq, 0 /*cMillies*/, \
|
---|
509 | (PFNRT)tcp_output 2, data, sotcb); \
|
---|
510 | if (RT_LIKELY(rc) == VERR_TIMEOUT) \
|
---|
511 | { \
|
---|
512 | SOCKET_UNLOCK(so); \
|
---|
513 | rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
|
---|
514 | AssertReleaseRC(rc); \
|
---|
515 | SOCKET_LOCK(so); \
|
---|
516 | RTReqFree(pReq); \
|
---|
517 | } \
|
---|
518 | else \
|
---|
519 | AssertReleaseRC(rc); \
|
---|
520 | } while(0)
|
---|
521 |
|
---|
522 | # define DO_TCP_INPUT(data, mbuf, size, so) \
|
---|
523 | do { \
|
---|
524 | int rc; \
|
---|
525 | rc = RTReqCallEx((data)->pReqQueue, NULL, 0 /*cMillies*/, \
|
---|
526 | RTREQFLAGS_VOID | RTREQFLAGS_NO_WAIT, \
|
---|
527 | (PFNRT)tcp_input, 4, data, mbuf, size, so); \
|
---|
528 | AssertReleaseRC(rc); \
|
---|
529 | } while(0)
|
---|
530 |
|
---|
531 | # define DO_TCP_CONNECT(data, so) \
|
---|
532 | do { \
|
---|
533 | PRTREQ pReq; \
|
---|
534 | int rc; \
|
---|
535 | rc = RTReqCallVoid((data)->pReqQueue, &pReq, 0 /*cMillies*/, \
|
---|
536 | (PFNRT)tcp_connect, 2, data, so); \
|
---|
537 | if (RT_LIKELY(rc) == VERR_TIMEOUT) \
|
---|
538 | { \
|
---|
539 | SOCKET_UNLOCK(so); \
|
---|
540 | rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
|
---|
541 | AssertReleaseRC(rc); \
|
---|
542 | SOCKET_LOCK(so); \
|
---|
543 | RTReqFree(pReq); \
|
---|
544 | } \
|
---|
545 | else \
|
---|
546 | AssertReleaseRC(rc); \
|
---|
547 | } while(0)
|
---|
548 |
|
---|
549 | # define DO_SOREAD(ret, data, so, ifclose) \
|
---|
550 | do { \
|
---|
551 | PRTREQ pReq; \
|
---|
552 | int rc; \
|
---|
553 | rc = RTReqCallVoid((data)->pReqQueue, &pReq, 0 /*cMillies*/, \
|
---|
554 | (PFNRT)soread_queue, 4, \
|
---|
555 | data, so, ifclose, &(ret)); \
|
---|
556 | if (RT_LIKELY(rc) == VERR_TIMEOUT) \
|
---|
557 | { \
|
---|
558 | SOCKET_UNLOCK(so); \
|
---|
559 | rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
|
---|
560 | AssertReleaseRC(rc); \
|
---|
561 | SOCKET_LOCK(so); \
|
---|
562 | RTReqFree(pReq); \
|
---|
563 | } \
|
---|
564 | else \
|
---|
565 | AssertReleaseRC(rc); \
|
---|
566 | } while(0)
|
---|
567 |
|
---|
568 | # define DO_SOWRITE(ret, data, so) \
|
---|
569 | do { \
|
---|
570 | PRTREQ pReq; \
|
---|
571 | int rc; \
|
---|
572 | rc = RTReqCall((data)->pReqQueue, &pReq, 0 /*cMillies*/, \
|
---|
573 | (PFNRT)sowrite, 2, data, so); \
|
---|
574 | if (RT_LIKELY(rc) == VERR_TIMEOUT) \
|
---|
575 | { \
|
---|
576 | SOCKET_UNLOCK(so); \
|
---|
577 | rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
|
---|
578 | SOCKET_LOCK(so); \
|
---|
579 | ret = pReq->iStatus; \
|
---|
580 | RTReqFree(pReq); \
|
---|
581 | } \
|
---|
582 | else \
|
---|
583 | AssertReleaseRC(rc); \
|
---|
584 | } while(0)
|
---|
585 |
|
---|
586 | # define DO_SORECFROM(data, so) \
|
---|
587 | do { \
|
---|
588 | PRTREQ pReq; \
|
---|
589 | int rc; \
|
---|
590 | rc = RTReqCallVoid((data)->pReqQueue, &pReq, 0 /*cMillies */, \
|
---|
591 | (PFNRT)sorecvfrom, 2, data, so); \
|
---|
592 | if (RT_LIKELY(rc) == VERR_TIMEOUT) \
|
---|
593 | { \
|
---|
594 | SOCKET_UNLOCK(so); \
|
---|
595 | rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
|
---|
596 | AssertReleaseRC(rc); \
|
---|
597 | SOCKET_LOCK(so); \
|
---|
598 | RTReqFree(pReq); \
|
---|
599 | } \
|
---|
600 | else \
|
---|
601 | AssertReleaseRC(rc); \
|
---|
602 | } while(0)
|
---|
603 |
|
---|
604 | # define DO_UDP_DETACH(data, so, so_next) \
|
---|
605 | do { \
|
---|
606 | PRTREQ pReq; \
|
---|
607 | int rc; \
|
---|
608 | rc = RTReqCallVoid((data)->pReqQueue, &pReq, 0 /* cMillies*/, \
|
---|
609 | (PFNRT)udp_detach, 2, data, so); \
|
---|
610 | if (RT_LIKELY(rc) == VERR_TIMEOUT) \
|
---|
611 | { \
|
---|
612 | SOCKET_UNLOCK(so); \
|
---|
613 | rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
|
---|
614 | AssertReleaseRC(rc); \
|
---|
615 | if ((so_next) != &udb) SOCKET_LOCK((so_next)); \
|
---|
616 | RTReqFree(pReq); \
|
---|
617 | } \
|
---|
618 | else \
|
---|
619 | AssertReleaseRC(rc); \
|
---|
620 | } while(0)
|
---|
621 |
|
---|
622 | # define SOLOOKUP(so, label, src, sport, dst, dport) \
|
---|
623 | do { \
|
---|
624 | struct socket *sonxt; \
|
---|
625 | (so) = NULL; \
|
---|
626 | QSOCKET_FOREACH(so, sonxt, label) \
|
---|
627 | /* { */ \
|
---|
628 | if ( so->so_lport == (sport) \
|
---|
629 | && so->so_laddr.s_addr == (src).s_addr \
|
---|
630 | && so->so_faddr.s_addr == (dst).s_addr \
|
---|
631 | && so->so_fport == (dport)) \
|
---|
632 | { \
|
---|
633 | if (sonxt != &VBOX_X2(queue_ ## label ## _label)) \
|
---|
634 | SOCKET_UNLOCK(sonxt); \
|
---|
635 | break; /*so is locked*/ \
|
---|
636 | } \
|
---|
637 | LOOP_LABEL(so, sonxt, label); \
|
---|
638 | } \
|
---|
639 | } \
|
---|
640 | } while (0)
|
---|
641 |
|
---|
642 | #else /* !VBOX_WITH_SLIRP_MT */
|
---|
643 |
|
---|
644 | # define QSOCKET_LOCK(queue) do {} while (0)
|
---|
645 | # define QSOCKET_UNLOCK(queue) do {} while (0)
|
---|
646 | # define QSOCKET_LOCK_CREATE(queue) do {} while (0)
|
---|
647 | # define QSOCKET_LOCK_DESTROY(queue) do {} while (0)
|
---|
648 | # define QSOCKET_FOREACH(so, sonext, label) \
|
---|
649 | for ((so) = VBOX_X2(queue_ ## label ## _label).so_next; \
|
---|
650 | (so) != &(VBOX_X2(queue_ ## label ## _label)); \
|
---|
651 | (so) = (sonext)) \
|
---|
652 | { \
|
---|
653 | (sonext) = (so)->so_next;
|
---|
654 | # define CONTINUE(label) continue
|
---|
655 | # define CONTINUE_NO_UNLOCK(label) continue
|
---|
656 | # define LOOP_LABEL(label, so, sonext) /* empty*/
|
---|
657 | # define DO_TCP_OUTPUT(data, sotcb) tcp_output((data), (sotcb))
|
---|
658 | # define DO_TCP_INPUT(data, mbuf, size, so) tcp_input((data), (mbuf), (size), (so))
|
---|
659 | # define DO_TCP_CONNECT(data, so) tcp_connect((data), (so))
|
---|
660 | # define DO_SOREAD(ret, data, so, ifclose) \
|
---|
661 | do { \
|
---|
662 | (ret) = soread((data), (so), (ifclose)); \
|
---|
663 | } while(0)
|
---|
664 | # define DO_SOWRITE(ret, data, so) \
|
---|
665 | do { \
|
---|
666 | (ret) = sowrite((data), (so)); \
|
---|
667 | } while(0)
|
---|
668 | # define DO_SORECFROM(data, so) sorecvfrom((data), (so))
|
---|
669 | # define SOLOOKUP(so, label, src, sport, dst, dport) \
|
---|
670 | do { \
|
---|
671 | (so) = solookup(&VBOX_X2(queue_ ## label ## _label), (src), (sport), (dst), (dport)); \
|
---|
672 | } while (0)
|
---|
673 | # define DO_UDP_DETACH(data, so, ignored) udp_detach((data), (so))
|
---|
674 |
|
---|
675 | #endif /* !VBOX_WITH_SLIRP_MT */
|
---|
676 |
|
---|
677 | #define TCP_OUTPUT(data, sotcb) DO_TCP_OUTPUT((data), (sotcb))
|
---|
678 | #define TCP_INPUT(data, mbuf, size, so) DO_TCP_INPUT((data), (mbuf), (size), (so))
|
---|
679 | #define TCP_CONNECT(data, so) DO_TCP_CONNECT((data), (so))
|
---|
680 | #define SOREAD(ret, data, so, ifclose) DO_SOREAD((ret), (data), (so), (ifclose))
|
---|
681 | #define SOWRITE(ret, data, so) DO_SOWRITE((ret), (data), (so))
|
---|
682 | #define SORECVFROM(data, so) DO_SORECFROM((data), (so))
|
---|
683 | #define UDP_DETACH(data, so, so_next) DO_UDP_DETACH((data), (so), (so_next))
|
---|
684 |
|
---|
685 | /* dnsproxy/dnsproxy.c */
|
---|
686 | #define authoritative_port pData->authoritative_port
|
---|
687 | #define authoritative_timeout pData->authoritative_timeout
|
---|
688 | #define recursive_port pData->recursive_port
|
---|
689 | #define recursive_timeout pData->recursive_timeout
|
---|
690 | #define stats_timeout pData->stats_timeout
|
---|
691 | /* dnsproxy/hash.c */
|
---|
692 | #define dns_port pData->port
|
---|
693 | #define request_hash pData->request_hash
|
---|
694 | #define hash_collisions pData->hash_collisions
|
---|
695 | #define active_queries pData->active_queries
|
---|
696 | #define all_queries pData->all_queries
|
---|
697 | #define authoritative_queries pData->authoritative_queries
|
---|
698 | #define recursive_queries pData->recursive_queries
|
---|
699 | #define removed_queries pData->removed_queries
|
---|
700 | #define dropped_queries pData->dropped_queries
|
---|
701 | #define answered_queries pData->answered_queries
|
---|
702 | #define dropped_answers pData->dropped_answers
|
---|
703 | #define late_answers pData->late_answers
|
---|
704 |
|
---|
705 | /* dnsproxy/dnsproxy.c */
|
---|
706 | #define queryid pData->queryid
|
---|
707 | #define authoritative_addr pData->authoritative_addr
|
---|
708 | #define recursive_addr pData->recursive_addr
|
---|
709 | #define sock_query pData->sock_query
|
---|
710 | #define sock_answer pData->sock_answer
|
---|
711 |
|
---|
712 | #define instancehead pData->instancehead
|
---|
713 |
|
---|
714 | #ifdef VBOX_WITH_SLIRP_BSD_MBUF
|
---|
715 | # define nmbclusters pData->nmbclusters
|
---|
716 | # define nmbjumbop pData->nmbjumbop
|
---|
717 | # define nmbjumbo9 pData->nmbjumbo9
|
---|
718 | # define nmbjumbo16 pData->nmbjumbo16
|
---|
719 | # define mbstat pData->mbstat
|
---|
720 | # include "ext.h"
|
---|
721 | # undef zone_mbuf
|
---|
722 | # undef zone_clust
|
---|
723 | # undef zone_pack
|
---|
724 | # undef zone_jumbop
|
---|
725 | # undef zone_jumbo9
|
---|
726 | # undef zone_jumbo16
|
---|
727 | # undef zone_ext_refcnt
|
---|
728 | static inline uma_zone_t slirp_zone_pack(PNATState pData)
|
---|
729 | {
|
---|
730 | return pData->zone_pack;
|
---|
731 | }
|
---|
732 | static inline uma_zone_t slirp_zone_jumbop(PNATState pData)
|
---|
733 | {
|
---|
734 | return pData->zone_jumbop;
|
---|
735 | }
|
---|
736 | static inline uma_zone_t slirp_zone_jumbo9(PNATState pData)
|
---|
737 | {
|
---|
738 | return pData->zone_jumbo9;
|
---|
739 | }
|
---|
740 | static inline uma_zone_t slirp_zone_jumbo16(PNATState pData)
|
---|
741 | {
|
---|
742 | return pData->zone_jumbo16;
|
---|
743 | }
|
---|
744 | static inline uma_zone_t slirp_zone_ext_refcnt(PNATState pData)
|
---|
745 | {
|
---|
746 | return pData->zone_ext_refcnt;
|
---|
747 | }
|
---|
748 | static inline uma_zone_t slirp_zone_mbuf(PNATState pData)
|
---|
749 | {
|
---|
750 | return pData->zone_mbuf;
|
---|
751 | }
|
---|
752 | static inline uma_zone_t slirp_zone_clust(PNATState pData)
|
---|
753 | {
|
---|
754 | return pData->zone_clust;
|
---|
755 | }
|
---|
756 | #ifndef VBOX_SLIRP_BSD
|
---|
757 | # define m_adj(m, len) m_adj(pData, (m), (len))
|
---|
758 | #endif
|
---|
759 | #endif
|
---|
760 |
|
---|
761 | #endif /* !___slirp_state_h */
|
---|