Mercurial > trustbridge > nss-cmake-static

annotate nspr/pr/src/io/pripv6.c @ 3:150b72113545

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Add DBM and legacydb support
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 05 Aug 2014 18:32:02 +0200
parents 1e5118fa0cb1
children
rev   line source
0
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2 /* This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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5
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6 /*
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7 ** File: pripv6.c
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8 ** Description: Support for various functions unique to IPv6
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9 */
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10 #include "primpl.h"
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11 #include <string.h>
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12
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13 #if !defined(_PR_INET6) || defined(_PR_INET6_PROBE)
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14
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15 static PRIOMethods ipv6_to_v4_tcpMethods;
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16 static PRIOMethods ipv6_to_v4_udpMethods;
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17 static PRDescIdentity _pr_ipv6_to_ipv4_id;
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18 extern PRBool IsValidNetAddr(const PRNetAddr *addr);
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19 extern PRIPv6Addr _pr_in6addr_any;
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20 extern PRIPv6Addr _pr_in6addr_loopback;
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21
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22 /*
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23 * convert an IPv4-mapped IPv6 addr to an IPv4 addr
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24 */
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25 static void _PR_ConvertToIpv4NetAddr(const PRNetAddr *src_v6addr,
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26 PRNetAddr *dst_v4addr)
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27 {
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28 const PRUint8 *srcp;
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29
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30 PR_ASSERT(PR_AF_INET6 == src_v6addr->ipv6.family);
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31
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32 if (PR_IsNetAddrType(src_v6addr, PR_IpAddrV4Mapped)) {
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33 srcp = src_v6addr->ipv6.ip.pr_s6_addr;
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34 memcpy((char *) &dst_v4addr->inet.ip, srcp + 12, 4);
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35 } else if (PR_IsNetAddrType(src_v6addr, PR_IpAddrAny)) {
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36 dst_v4addr->inet.ip = htonl(INADDR_ANY);
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37 } else if (PR_IsNetAddrType(src_v6addr, PR_IpAddrLoopback)) {
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38 dst_v4addr->inet.ip = htonl(INADDR_LOOPBACK);
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39 }
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40 dst_v4addr->inet.family = PR_AF_INET;
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41 dst_v4addr->inet.port = src_v6addr->ipv6.port;
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42 }
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43
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44 /*
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45 * convert an IPv4 addr to an IPv4-mapped IPv6 addr
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46 */
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47 static void _PR_ConvertToIpv6NetAddr(const PRNetAddr *src_v4addr,
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48 PRNetAddr *dst_v6addr)
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49 {
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50 PRUint8 *dstp;
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51
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52 PR_ASSERT(PR_AF_INET == src_v4addr->inet.family);
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53 dst_v6addr->ipv6.family = PR_AF_INET6;
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54 dst_v6addr->ipv6.port = src_v4addr->inet.port;
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55
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56 if (htonl(INADDR_ANY) == src_v4addr->inet.ip) {
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57 dst_v6addr->ipv6.ip = _pr_in6addr_any;
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58 } else {
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59 dstp = dst_v6addr->ipv6.ip.pr_s6_addr;
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60 memset(dstp, 0, 10);
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61 memset(dstp + 10, 0xff, 2);
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62 memcpy(dstp + 12,(char *) &src_v4addr->inet.ip, 4);
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63 }
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64 }
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65
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66 static PRStatus PR_CALLBACK Ipv6ToIpv4SocketBind(PRFileDesc *fd,
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67 const PRNetAddr *addr)
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68 {
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69 PRNetAddr tmp_ipv4addr;
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70 const PRNetAddr *tmp_addrp;
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71 PRFileDesc *lo = fd->lower;
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72
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73 if (PR_AF_INET6 != addr->raw.family) {
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74 PR_SetError(PR_ADDRESS_NOT_SUPPORTED_ERROR, 0);
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75 return PR_FAILURE;
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76 }
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77 if (PR_IsNetAddrType(addr, PR_IpAddrV4Mapped) ||
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78 PR_IsNetAddrType(addr, PR_IpAddrAny)) {
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79 _PR_ConvertToIpv4NetAddr(addr, &tmp_ipv4addr);
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80 tmp_addrp = &tmp_ipv4addr;
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81 } else {
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82 PR_SetError(PR_NETWORK_UNREACHABLE_ERROR, 0);
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83 return PR_FAILURE;
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84 }
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85 return((lo->methods->bind)(lo,tmp_addrp));
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86 }
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87
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88 static PRStatus PR_CALLBACK Ipv6ToIpv4SocketConnect(
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89 PRFileDesc *fd, const PRNetAddr *addr, PRIntervalTime timeout)
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90 {
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91 PRNetAddr tmp_ipv4addr;
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92 const PRNetAddr *tmp_addrp;
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93
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94 if (PR_AF_INET6 != addr->raw.family) {
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95 PR_SetError(PR_ADDRESS_NOT_SUPPORTED_ERROR, 0);
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96 return PR_FAILURE;
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97 }
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98 if (PR_IsNetAddrType(addr, PR_IpAddrV4Mapped) ||
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99 PR_IsNetAddrType(addr, PR_IpAddrLoopback)) {
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100 _PR_ConvertToIpv4NetAddr(addr, &tmp_ipv4addr);
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101 tmp_addrp = &tmp_ipv4addr;
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102 } else {
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103 PR_SetError(PR_NETWORK_UNREACHABLE_ERROR, 0);
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104 return PR_FAILURE;
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105 }
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106 return (fd->lower->methods->connect)(fd->lower, tmp_addrp, timeout);
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107 }
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108
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109 static PRInt32 PR_CALLBACK Ipv6ToIpv4SocketSendTo(
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110 PRFileDesc *fd, const void *buf, PRInt32 amount,
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111 PRIntn flags, const PRNetAddr *addr, PRIntervalTime timeout)
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112 {
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113 PRNetAddr tmp_ipv4addr;
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114 const PRNetAddr *tmp_addrp;
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115
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116 if (PR_AF_INET6 != addr->raw.family) {
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117 PR_SetError(PR_ADDRESS_NOT_SUPPORTED_ERROR, 0);
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118 return PR_FAILURE;
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119 }
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120 if (PR_IsNetAddrType(addr, PR_IpAddrV4Mapped) ||
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121 PR_IsNetAddrType(addr, PR_IpAddrLoopback)) {
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122 _PR_ConvertToIpv4NetAddr(addr, &tmp_ipv4addr);
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123 tmp_addrp = &tmp_ipv4addr;
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124 } else {
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125 PR_SetError(PR_NETWORK_UNREACHABLE_ERROR, 0);
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126 return PR_FAILURE;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
127 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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128 return (fd->lower->methods->sendto)(
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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129 fd->lower, buf, amount, flags, tmp_addrp, timeout);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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130 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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131
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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132 static PRFileDesc* PR_CALLBACK Ipv6ToIpv4SocketAccept (
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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133 PRFileDesc *fd, PRNetAddr *addr, PRIntervalTime timeout)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
134 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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135 PRStatus rv;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
136 PRFileDesc *newfd;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
137 PRFileDesc *newstack;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
138 PRNetAddr tmp_ipv4addr;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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139 PRNetAddr *addrlower = NULL;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
140
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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141 PR_ASSERT(fd != NULL);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
142 PR_ASSERT(fd->lower != NULL);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
143
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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144 newstack = PR_NEW(PRFileDesc);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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145 if (NULL == newstack)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
146 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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147 PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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148 return NULL;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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149 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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150 *newstack = *fd; /* make a copy of the accepting layer */
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151
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
152 if (addr)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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153 addrlower = &tmp_ipv4addr;
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154 newfd = (fd->lower->methods->accept)(fd->lower, addrlower, timeout);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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155 if (NULL == newfd)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
156 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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157 PR_DELETE(newstack);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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158 return NULL;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
159 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
160 if (addr)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
161 _PR_ConvertToIpv6NetAddr(&tmp_ipv4addr, addr);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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162
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163 rv = PR_PushIOLayer(newfd, PR_TOP_IO_LAYER, newstack);
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164 PR_ASSERT(PR_SUCCESS == rv);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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165 return newfd; /* that's it */
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166 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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167
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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168 static PRInt32 PR_CALLBACK Ipv6ToIpv4SocketAcceptRead(PRFileDesc *sd,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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169 PRFileDesc **nd, PRNetAddr **ipv6_raddr, void *buf, PRInt32 amount,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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170 PRIntervalTime timeout)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
171 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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172 PRInt32 nbytes;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
173 PRStatus rv;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
174 PRNetAddr tmp_ipv4addr;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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175 PRFileDesc *newstack;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
176
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177 PR_ASSERT(sd != NULL);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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178 PR_ASSERT(sd->lower != NULL);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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179
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180 newstack = PR_NEW(PRFileDesc);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
181 if (NULL == newstack)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
182 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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183 PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
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184 return -1;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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185 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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186 *newstack = *sd; /* make a copy of the accepting layer */
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187
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188 nbytes = sd->lower->methods->acceptread(
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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189 sd->lower, nd, ipv6_raddr, buf, amount, timeout);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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190 if (-1 == nbytes)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
191 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
192 PR_DELETE(newstack);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
193 return nbytes;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
194 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
195 tmp_ipv4addr = **ipv6_raddr; /* copy */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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196 _PR_ConvertToIpv6NetAddr(&tmp_ipv4addr, *ipv6_raddr);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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197
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198 /* this PR_PushIOLayer call cannot fail */
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199 rv = PR_PushIOLayer(*nd, PR_TOP_IO_LAYER, newstack);
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200 PR_ASSERT(PR_SUCCESS == rv);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
201 return nbytes;
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diff changeset
202 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
203
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
204 static PRStatus PR_CALLBACK Ipv6ToIpv4SocketGetName(PRFileDesc *fd,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
205 PRNetAddr *ipv6addr)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
206 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
207 PRStatus result;
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diff changeset
208 PRNetAddr tmp_ipv4addr;
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diff changeset
209
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diff changeset
210 result = (fd->lower->methods->getsockname)(fd->lower, &tmp_ipv4addr);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
211 if (PR_SUCCESS == result) {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
212 _PR_ConvertToIpv6NetAddr(&tmp_ipv4addr, ipv6addr);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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213 PR_ASSERT(IsValidNetAddr(ipv6addr) == PR_TRUE);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
214 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
215 return result;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
216 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
217
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diff changeset
218 static PRStatus PR_CALLBACK Ipv6ToIpv4SocketGetPeerName(PRFileDesc *fd,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
219 PRNetAddr *ipv6addr)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
220 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
221 PRStatus result;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
222 PRNetAddr tmp_ipv4addr;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
223
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
224 result = (fd->lower->methods->getpeername)(fd->lower, &tmp_ipv4addr);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
225 if (PR_SUCCESS == result) {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
226 _PR_ConvertToIpv6NetAddr(&tmp_ipv4addr, ipv6addr);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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227 PR_ASSERT(IsValidNetAddr(ipv6addr) == PR_TRUE);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
228 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
229 return result;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
230 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
231
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
232 static PRInt32 PR_CALLBACK Ipv6ToIpv4SocketRecvFrom(PRFileDesc *fd, void *buf,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
233 PRInt32 amount, PRIntn flags, PRNetAddr *ipv6addr,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
234 PRIntervalTime timeout)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
235 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
236 PRNetAddr tmp_ipv4addr;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
237 PRInt32 result;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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parents:
diff changeset
238
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
239 result = (fd->lower->methods->recvfrom)(
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
240 fd->lower, buf, amount, flags, &tmp_ipv4addr, timeout);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
241 if (-1 != result) {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
242 _PR_ConvertToIpv6NetAddr(&tmp_ipv4addr, ipv6addr);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
243 PR_ASSERT(IsValidNetAddr(ipv6addr) == PR_TRUE);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
244 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
245 return result;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
246 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
247
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
248 #if defined(_PR_INET6_PROBE)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
249 static PRBool ipv6_is_present;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
250 extern PRBool _pr_test_ipv6_socket(void);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
251
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
252 #if !defined(_PR_INET6) && defined(_PR_HAVE_GETIPNODEBYNAME)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
253 extern PRStatus _pr_find_getipnodebyname(void);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
254 #endif
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
255
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
256 #if !defined(_PR_INET6) && defined(_PR_HAVE_GETADDRINFO)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
257 extern PRStatus _pr_find_getaddrinfo(void);
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Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
258 #endif
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Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
259
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Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
260 static PRBool
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
261 _pr_probe_ipv6_presence(void)
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Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
262 {
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Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
263 #if !defined(_PR_INET6) && defined(_PR_HAVE_GETIPNODEBYNAME)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
264 if (_pr_find_getipnodebyname() != PR_SUCCESS)
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Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
265 return PR_FALSE;
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Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
266 #endif
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
267
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
268 #if !defined(_PR_INET6) && defined(_PR_HAVE_GETADDRINFO)
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diff changeset
269 if (_pr_find_getaddrinfo() != PR_SUCCESS)
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270 return PR_FALSE;
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271 #endif
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272
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273 return _pr_test_ipv6_socket();
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274 }
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275 #endif /* _PR_INET6_PROBE */
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276
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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277 static PRCallOnceType _pr_init_ipv6_once;
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278
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279 static PRStatus PR_CALLBACK _pr_init_ipv6(void)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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280 {
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281 const PRIOMethods *stubMethods;
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282
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283 #if defined(_PR_INET6_PROBE)
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284 ipv6_is_present = _pr_probe_ipv6_presence();
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Andre Heinecke <andre.heinecke@intevation.de>
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285 if (ipv6_is_present)
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Andre Heinecke <andre.heinecke@intevation.de>
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286 return PR_SUCCESS;
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287 #endif
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288
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289 _pr_ipv6_to_ipv4_id = PR_GetUniqueIdentity("Ipv6_to_Ipv4 layer");
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290 PR_ASSERT(PR_INVALID_IO_LAYER != _pr_ipv6_to_ipv4_id);
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291
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292 stubMethods = PR_GetDefaultIOMethods();
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diff changeset
293
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294 ipv6_to_v4_tcpMethods = *stubMethods; /* first get the entire batch */
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295 /* then override the ones we care about */
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296 ipv6_to_v4_tcpMethods.connect = Ipv6ToIpv4SocketConnect;
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297 ipv6_to_v4_tcpMethods.bind = Ipv6ToIpv4SocketBind;
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298 ipv6_to_v4_tcpMethods.accept = Ipv6ToIpv4SocketAccept;
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299 ipv6_to_v4_tcpMethods.acceptread = Ipv6ToIpv4SocketAcceptRead;
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300 ipv6_to_v4_tcpMethods.getsockname = Ipv6ToIpv4SocketGetName;
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diff changeset
301 ipv6_to_v4_tcpMethods.getpeername = Ipv6ToIpv4SocketGetPeerName;
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diff changeset
302 /*
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303 ipv6_to_v4_tcpMethods.getsocketoption = Ipv6ToIpv4GetSocketOption;
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diff changeset
304 ipv6_to_v4_tcpMethods.setsocketoption = Ipv6ToIpv4SetSocketOption;
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diff changeset
305 */
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306 ipv6_to_v4_udpMethods = *stubMethods; /* first get the entire batch */
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
307 /* then override the ones we care about */
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diff changeset
308 ipv6_to_v4_udpMethods.connect = Ipv6ToIpv4SocketConnect;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
309 ipv6_to_v4_udpMethods.bind = Ipv6ToIpv4SocketBind;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
310 ipv6_to_v4_udpMethods.sendto = Ipv6ToIpv4SocketSendTo;
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parents:
diff changeset
311 ipv6_to_v4_udpMethods.recvfrom = Ipv6ToIpv4SocketRecvFrom;
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parents:
diff changeset
312 ipv6_to_v4_udpMethods.getsockname = Ipv6ToIpv4SocketGetName;
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diff changeset
313 ipv6_to_v4_udpMethods.getpeername = Ipv6ToIpv4SocketGetPeerName;
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
314 /*
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diff changeset
315 ipv6_to_v4_udpMethods.getsocketoption = Ipv6ToIpv4GetSocketOption;
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diff changeset
316 ipv6_to_v4_udpMethods.setsocketoption = Ipv6ToIpv4SetSocketOption;
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diff changeset
317 */
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318 return PR_SUCCESS;
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
319 }
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
320
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
321 #if defined(_PR_INET6_PROBE)
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parents:
diff changeset
322 PRBool _pr_ipv6_is_present(void)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
323 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
324 if (PR_CallOnce(&_pr_init_ipv6_once, _pr_init_ipv6) != PR_SUCCESS)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
325 return PR_FALSE;
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Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
326 return ipv6_is_present;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
327 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
328 #endif
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
329
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
330 PR_IMPLEMENT(PRStatus) _pr_push_ipv6toipv4_layer(PRFileDesc *fd)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
331 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
332 PRFileDesc *ipv6_fd = NULL;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
333
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
334 if (PR_CallOnce(&_pr_init_ipv6_once, _pr_init_ipv6) != PR_SUCCESS)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
335 return PR_FAILURE;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
336
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
337 /*
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
338 * For platforms with no support for IPv6
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
339 * create layered socket for IPv4-mapped IPv6 addresses
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
340 */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
341 if (fd->methods->file_type == PR_DESC_SOCKET_TCP)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
342 ipv6_fd = PR_CreateIOLayerStub(_pr_ipv6_to_ipv4_id,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
343 &ipv6_to_v4_tcpMethods);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
344 else
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
345 ipv6_fd = PR_CreateIOLayerStub(_pr_ipv6_to_ipv4_id,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
346 &ipv6_to_v4_udpMethods);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
347 if (NULL == ipv6_fd) {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
348 goto errorExit;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
349 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
350 ipv6_fd->secret = NULL;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
351
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
352 if (PR_PushIOLayer(fd, PR_TOP_IO_LAYER, ipv6_fd) == PR_FAILURE) {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
353 goto errorExit;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
354 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
355
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
356 return PR_SUCCESS;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
357 errorExit:
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
358
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
359 if (ipv6_fd)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
360 ipv6_fd->dtor(ipv6_fd);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
361 return PR_FAILURE;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
362 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
363
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
364 #endif /* !defined(_PR_INET6) || defined(_PR_INET6_PROBE) */
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