1 | /* crl.c
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2 | *
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3 | * Copyright (C) 2006-2020 wolfSSL Inc.
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4 | *
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5 | * This file is part of wolfSSL.
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6 | *
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7 | * wolfSSL is free software; you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation; either version 2 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * wolfSSL is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with this program; if not, write to the Free Software
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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20 | */
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21 |
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22 |
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23 | /* Name change compatibility layer no longer needs included here */
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24 |
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25 | #ifdef HAVE_CONFIG_H
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26 | #include <config.h>
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27 | #endif
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28 |
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29 | #include <wolfssl/wolfcrypt/settings.h>
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30 |
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31 | #ifndef WOLFCRYPT_ONLY
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32 | #ifdef HAVE_CRL
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33 |
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34 | #include <wolfssl/internal.h>
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35 | #include <wolfssl/error-ssl.h>
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36 |
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37 | #include <string.h>
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38 |
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39 | #ifdef HAVE_CRL_MONITOR
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40 | #if (defined(__MACH__) || defined(__FreeBSD__) || defined(__linux__))
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41 | static int StopMonitor(int mfd);
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42 | #else
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43 | #error "CRL monitor only currently supported on linux or mach"
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44 | #endif
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45 | #endif /* HAVE_CRL_MONITOR */
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46 |
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47 |
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48 | /* Initialize CRL members */
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49 | int InitCRL(WOLFSSL_CRL* crl, WOLFSSL_CERT_MANAGER* cm)
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50 | {
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51 | WOLFSSL_ENTER("InitCRL");
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52 | if(cm != NULL)
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53 | crl->heap = cm->heap;
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54 | else
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55 | crl->heap = NULL;
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56 | crl->cm = cm;
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57 | crl->crlList = NULL;
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58 | crl->monitors[0].path = NULL;
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59 | crl->monitors[1].path = NULL;
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60 | #ifdef HAVE_CRL_MONITOR
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61 | crl->tid = 0;
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62 | crl->mfd = -1; /* mfd for bsd is kqueue fd, eventfd for linux */
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63 | crl->setup = 0; /* thread setup done predicate */
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64 | if (pthread_cond_init(&crl->cond, 0) != 0) {
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65 | WOLFSSL_MSG("Pthread condition init failed");
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66 | return BAD_COND_E;
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67 | }
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68 | #endif
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69 | if (wc_InitMutex(&crl->crlLock) != 0) {
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70 | WOLFSSL_MSG("Init Mutex failed");
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71 | return BAD_MUTEX_E;
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72 | }
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73 |
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74 | return 0;
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75 | }
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76 |
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77 |
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78 | /* Initialize CRL Entry */
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79 | static int InitCRL_Entry(CRL_Entry* crle, DecodedCRL* dcrl, const byte* buff,
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80 | int verified, void* heap)
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81 | {
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82 | WOLFSSL_ENTER("InitCRL_Entry");
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83 |
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84 | XMEMCPY(crle->issuerHash, dcrl->issuerHash, CRL_DIGEST_SIZE);
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85 | /* XMEMCPY(crle->crlHash, dcrl->crlHash, CRL_DIGEST_SIZE);
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86 | * copy the hash here if needed for optimized comparisons */
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87 | XMEMCPY(crle->lastDate, dcrl->lastDate, MAX_DATE_SIZE);
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88 | XMEMCPY(crle->nextDate, dcrl->nextDate, MAX_DATE_SIZE);
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89 | crle->lastDateFormat = dcrl->lastDateFormat;
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90 | crle->nextDateFormat = dcrl->nextDateFormat;
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91 |
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92 | crle->certs = dcrl->certs; /* take ownsership */
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93 | dcrl->certs = NULL;
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94 | crle->totalCerts = dcrl->totalCerts;
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95 | crle->verified = verified;
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96 | if (!verified) {
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97 | crle->tbsSz = dcrl->sigIndex - dcrl->certBegin;
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98 | crle->signatureSz = dcrl->sigLength;
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99 | crle->signatureOID = dcrl->signatureOID;
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100 | crle->toBeSigned = (byte*)XMALLOC(crle->tbsSz, heap,
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101 | DYNAMIC_TYPE_CRL_ENTRY);
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102 | if (crle->toBeSigned == NULL)
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103 | return -1;
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104 | crle->signature = (byte*)XMALLOC(crle->signatureSz, heap,
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105 | DYNAMIC_TYPE_CRL_ENTRY);
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106 | if (crle->signature == NULL) {
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107 | XFREE(crle->toBeSigned, heap, DYNAMIC_TYPE_CRL_ENTRY);
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108 | return -1;
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109 | }
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110 | XMEMCPY(crle->toBeSigned, buff + dcrl->certBegin, crle->tbsSz);
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111 | XMEMCPY(crle->signature, dcrl->signature, crle->signatureSz);
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112 | #ifndef NO_SKID
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113 | crle->extAuthKeyIdSet = dcrl->extAuthKeyIdSet;
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114 | if (crle->extAuthKeyIdSet)
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115 | XMEMCPY(crle->extAuthKeyId, dcrl->extAuthKeyId, KEYID_SIZE);
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116 | #endif
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117 | }
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118 | else {
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119 | crle->toBeSigned = NULL;
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120 | crle->signature = NULL;
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121 | }
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122 |
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123 | (void)verified;
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124 | (void)heap;
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125 |
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126 | return 0;
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127 | }
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128 |
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129 |
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130 | /* Free all CRL Entry resources */
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131 | static void FreeCRL_Entry(CRL_Entry* crle, void* heap)
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132 | {
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133 | RevokedCert* tmp = crle->certs;
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134 | RevokedCert* next;
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135 |
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136 | WOLFSSL_ENTER("FreeCRL_Entry");
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137 |
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138 | while (tmp) {
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139 | next = tmp->next;
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140 | XFREE(tmp, heap, DYNAMIC_TYPE_REVOKED);
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141 | tmp = next;
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142 | }
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143 | if (crle->signature != NULL)
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144 | XFREE(crle->signature, heap, DYNAMIC_TYPE_REVOKED);
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145 | if (crle->toBeSigned != NULL)
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146 | XFREE(crle->toBeSigned, heap, DYNAMIC_TYPE_REVOKED);
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147 |
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148 | (void)heap;
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149 | }
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150 |
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151 |
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152 |
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153 | /* Free all CRL resources */
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154 | void FreeCRL(WOLFSSL_CRL* crl, int dynamic)
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155 | {
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156 | CRL_Entry* tmp = crl->crlList;
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157 |
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158 | WOLFSSL_ENTER("FreeCRL");
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159 | if (crl->monitors[0].path)
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160 | XFREE(crl->monitors[0].path, crl->heap, DYNAMIC_TYPE_CRL_MONITOR);
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161 |
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162 | if (crl->monitors[1].path)
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163 | XFREE(crl->monitors[1].path, crl->heap, DYNAMIC_TYPE_CRL_MONITOR);
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164 |
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165 | while(tmp) {
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166 | CRL_Entry* next = tmp->next;
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167 | FreeCRL_Entry(tmp, crl->heap);
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168 | XFREE(tmp, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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169 | tmp = next;
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170 | }
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171 |
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172 | #ifdef HAVE_CRL_MONITOR
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173 | if (crl->tid != 0) {
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174 | WOLFSSL_MSG("stopping monitor thread");
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175 | if (StopMonitor(crl->mfd) == 0)
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176 | pthread_join(crl->tid, NULL);
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177 | else {
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178 | WOLFSSL_MSG("stop monitor failed");
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179 | }
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180 | }
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181 | pthread_cond_destroy(&crl->cond);
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182 | #endif
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183 | wc_FreeMutex(&crl->crlLock);
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184 | if (dynamic) /* free self */
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185 | XFREE(crl, crl->heap, DYNAMIC_TYPE_CRL);
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186 | }
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187 |
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188 |
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189 | static int CheckCertCRLList(WOLFSSL_CRL* crl, DecodedCert* cert, int *pFoundEntry)
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190 | {
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191 | CRL_Entry* crle;
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192 | int foundEntry = 0;
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193 | int ret = 0;
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194 |
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195 | if (wc_LockMutex(&crl->crlLock) != 0) {
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196 | WOLFSSL_MSG("wc_LockMutex failed");
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197 | return BAD_MUTEX_E;
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198 | }
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199 |
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200 | crle = crl->crlList;
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201 |
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202 | while (crle) {
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203 | if (XMEMCMP(crle->issuerHash, cert->issuerHash, CRL_DIGEST_SIZE) == 0) {
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204 | WOLFSSL_MSG("Found CRL Entry on list");
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205 |
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206 | if (crle->verified == 0) {
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207 | Signer* ca = NULL;
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208 | #ifndef NO_SKID
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209 | byte extAuthKeyId[KEYID_SIZE];
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210 | #endif
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211 | byte issuerHash[CRL_DIGEST_SIZE];
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212 | byte* tbs;
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213 | word32 tbsSz = crle->tbsSz;
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214 | byte* sig = NULL;
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215 | word32 sigSz = crle->signatureSz;
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216 | word32 sigOID = crle->signatureOID;
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217 | SignatureCtx sigCtx;
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218 |
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219 | tbs = (byte*)XMALLOC(tbsSz, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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220 | if (tbs == NULL) {
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221 | wc_UnLockMutex(&crl->crlLock);
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222 | return MEMORY_E;
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223 | }
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224 | sig = (byte*)XMALLOC(sigSz, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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225 | if (sig == NULL) {
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226 | XFREE(tbs, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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227 | wc_UnLockMutex(&crl->crlLock);
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228 | return MEMORY_E;
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229 | }
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230 |
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231 | XMEMCPY(tbs, crle->toBeSigned, tbsSz);
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232 | XMEMCPY(sig, crle->signature, sigSz);
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233 | #ifndef NO_SKID
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234 | XMEMCPY(extAuthKeyId, crle->extAuthKeyId,
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235 | sizeof(extAuthKeyId));
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236 | #endif
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237 | XMEMCPY(issuerHash, crle->issuerHash, sizeof(issuerHash));
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238 |
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239 | wc_UnLockMutex(&crl->crlLock);
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240 |
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241 | #ifndef NO_SKID
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242 | if (crle->extAuthKeyIdSet)
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243 | ca = GetCA(crl->cm, extAuthKeyId);
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244 | if (ca == NULL)
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245 | ca = GetCAByName(crl->cm, issuerHash);
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246 | #else /* NO_SKID */
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247 | ca = GetCA(crl->cm, issuerHash);
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248 | #endif /* NO_SKID */
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249 | if (ca == NULL) {
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250 | XFREE(sig, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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251 | XFREE(tbs, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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252 | WOLFSSL_MSG("Did NOT find CRL issuer CA");
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253 | return ASN_CRL_NO_SIGNER_E;
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254 | }
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255 |
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256 | ret = VerifyCRL_Signature(&sigCtx, tbs, tbsSz, sig, sigSz,
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257 | sigOID, ca, crl->heap);
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258 |
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259 | XFREE(sig, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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260 | XFREE(tbs, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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261 |
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262 | if (wc_LockMutex(&crl->crlLock) != 0) {
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263 | WOLFSSL_MSG("wc_LockMutex failed");
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264 | return BAD_MUTEX_E;
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265 | }
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266 |
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267 | crle = crl->crlList;
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268 | while (crle) {
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269 | if (XMEMCMP(crle->issuerHash, cert->issuerHash,
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270 | CRL_DIGEST_SIZE) == 0) {
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271 |
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272 | if (ret == 0)
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273 | crle->verified = 1;
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274 | else
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275 | crle->verified = ret;
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276 |
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277 | XFREE(crle->toBeSigned, crl->heap,
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278 | DYNAMIC_TYPE_CRL_ENTRY);
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279 | crle->toBeSigned = NULL;
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280 | XFREE(crle->signature, crl->heap,
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281 | DYNAMIC_TYPE_CRL_ENTRY);
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282 | crle->signature = NULL;
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283 | break;
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284 | }
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285 | crle = crle->next;
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286 | }
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287 | if (crle == NULL || crle->verified < 0)
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288 | break;
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289 | }
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290 | else if (crle->verified < 0) {
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291 | WOLFSSL_MSG("Cannot use CRL as it didn't verify");
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292 | ret = crle->verified;
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293 | break;
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294 | }
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295 |
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296 | WOLFSSL_MSG("Checking next date validity");
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297 |
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298 | #ifdef WOLFSSL_NO_CRL_NEXT_DATE
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299 | if (crle->nextDateFormat != ASN_OTHER_TYPE)
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300 | #endif
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301 | {
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302 | #ifndef NO_ASN_TIME
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303 | if (!XVALIDATE_DATE(crle->nextDate,crle->nextDateFormat, AFTER)) {
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304 | WOLFSSL_MSG("CRL next date is no longer valid");
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305 | ret = ASN_AFTER_DATE_E;
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306 | }
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307 | #endif
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308 | }
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309 | if (ret == 0) {
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310 | foundEntry = 1;
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311 | }
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312 | break;
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313 | }
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314 | crle = crle->next;
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315 | }
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316 |
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317 | if (foundEntry) {
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318 | RevokedCert* rc = crle->certs;
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319 |
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320 | while (rc) {
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321 | if (rc->serialSz == cert->serialSz &&
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322 | XMEMCMP(rc->serialNumber, cert->serial, rc->serialSz) == 0) {
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323 | WOLFSSL_MSG("Cert revoked");
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324 | ret = CRL_CERT_REVOKED;
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325 | break;
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326 | }
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327 | rc = rc->next;
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328 | }
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329 | }
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330 |
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331 | wc_UnLockMutex(&crl->crlLock);
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332 |
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333 | *pFoundEntry = foundEntry;
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334 |
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335 | return ret;
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336 | }
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337 |
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338 | /* Is the cert ok with CRL, return 0 on success */
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339 | int CheckCertCRL(WOLFSSL_CRL* crl, DecodedCert* cert)
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340 | {
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341 | int foundEntry = 0;
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342 | int ret = 0;
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343 |
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344 | WOLFSSL_ENTER("CheckCertCRL");
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345 |
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346 | ret = CheckCertCRLList(crl, cert, &foundEntry);
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347 |
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348 | #ifdef HAVE_CRL_IO
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349 | if (foundEntry == 0) {
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350 | /* perform embedded lookup */
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351 | if (crl->crlIOCb) {
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352 | ret = crl->crlIOCb(crl, (const char*)cert->extCrlInfo,
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353 | cert->extCrlInfoSz);
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354 | if (ret == WOLFSSL_CBIO_ERR_WANT_READ) {
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355 | ret = WANT_READ;
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356 | }
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357 | else if (ret >= 0) {
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358 | /* try again */
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359 | ret = CheckCertCRLList(crl, cert, &foundEntry);
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360 | }
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361 | }
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362 | }
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363 | #endif
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364 |
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365 | if (foundEntry == 0) {
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366 | WOLFSSL_MSG("Couldn't find CRL for status check");
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367 | ret = CRL_MISSING;
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368 |
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369 | if (crl->cm->cbMissingCRL) {
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370 | char url[256];
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371 |
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372 | WOLFSSL_MSG("Issuing missing CRL callback");
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373 | url[0] = '\0';
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374 | if (cert->extCrlInfo) {
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375 | if (cert->extCrlInfoSz < (int)sizeof(url) -1 ) {
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376 | XMEMCPY(url, cert->extCrlInfo, cert->extCrlInfoSz);
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377 | url[cert->extCrlInfoSz] = '\0';
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378 | }
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379 | else {
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380 | WOLFSSL_MSG("CRL url too long");
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381 | }
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382 | }
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383 |
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384 | crl->cm->cbMissingCRL(url);
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385 | }
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386 | }
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387 |
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388 | return ret;
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389 | }
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390 |
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391 |
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392 | /* Add Decoded CRL, 0 on success */
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393 | static int AddCRL(WOLFSSL_CRL* crl, DecodedCRL* dcrl, const byte* buff,
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394 | int verified)
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395 | {
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396 | CRL_Entry* crle;
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397 |
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398 | WOLFSSL_ENTER("AddCRL");
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399 |
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400 | crle = (CRL_Entry*)XMALLOC(sizeof(CRL_Entry), crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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401 | if (crle == NULL) {
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402 | WOLFSSL_MSG("alloc CRL Entry failed");
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403 | return -1;
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404 | }
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405 |
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406 | if (InitCRL_Entry(crle, dcrl, buff, verified, crl->heap) < 0) {
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407 | WOLFSSL_MSG("Init CRL Entry failed");
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408 | XFREE(crle, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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409 | return -1;
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410 | }
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411 |
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412 | if (wc_LockMutex(&crl->crlLock) != 0) {
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413 | WOLFSSL_MSG("wc_LockMutex failed");
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414 | FreeCRL_Entry(crle, crl->heap);
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415 | XFREE(crle, crl->heap, DYNAMIC_TYPE_CRL_ENTRY);
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416 | return BAD_MUTEX_E;
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417 | }
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418 | crle->next = crl->crlList;
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419 | crl->crlList = crle;
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420 | wc_UnLockMutex(&crl->crlLock);
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421 |
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422 | return 0;
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423 | }
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424 |
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425 |
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426 | /* Load CRL File of type, WOLFSSL_SUCCESS on ok */
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427 | int BufferLoadCRL(WOLFSSL_CRL* crl, const byte* buff, long sz, int type,
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428 | int verify)
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429 | {
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430 | int ret = WOLFSSL_SUCCESS;
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431 | const byte* myBuffer = buff; /* if DER ok, otherwise switch */
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432 | DerBuffer* der = NULL;
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433 | #ifdef WOLFSSL_SMALL_STACK
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434 | DecodedCRL* dcrl;
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435 | #else
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436 | DecodedCRL dcrl[1];
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437 | #endif
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438 |
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439 | WOLFSSL_ENTER("BufferLoadCRL");
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440 |
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441 | if (crl == NULL || buff == NULL || sz == 0)
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442 | return BAD_FUNC_ARG;
|
---|
443 |
|
---|
444 | if (type == WOLFSSL_FILETYPE_PEM) {
|
---|
445 | #ifdef WOLFSSL_PEM_TO_DER
|
---|
446 | ret = PemToDer(buff, sz, CRL_TYPE, &der, NULL, NULL, NULL);
|
---|
447 | if (ret == 0) {
|
---|
448 | myBuffer = der->buffer;
|
---|
449 | sz = der->length;
|
---|
450 | }
|
---|
451 | else {
|
---|
452 | WOLFSSL_MSG("Pem to Der failed");
|
---|
453 | FreeDer(&der);
|
---|
454 | return -1;
|
---|
455 | }
|
---|
456 | #else
|
---|
457 | ret = NOT_COMPILED_IN;
|
---|
458 | #endif
|
---|
459 | }
|
---|
460 |
|
---|
461 | #ifdef WOLFSSL_SMALL_STACK
|
---|
462 | dcrl = (DecodedCRL*)XMALLOC(sizeof(DecodedCRL), NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
463 | if (dcrl == NULL) {
|
---|
464 | FreeDer(&der);
|
---|
465 | return MEMORY_E;
|
---|
466 | }
|
---|
467 | #endif
|
---|
468 |
|
---|
469 | InitDecodedCRL(dcrl, crl->heap);
|
---|
470 | ret = ParseCRL(dcrl, myBuffer, (word32)sz, crl->cm);
|
---|
471 | if (ret != 0 && !(ret == ASN_CRL_NO_SIGNER_E && verify == NO_VERIFY)) {
|
---|
472 | WOLFSSL_MSG("ParseCRL error");
|
---|
473 | }
|
---|
474 | else {
|
---|
475 | ret = AddCRL(crl, dcrl, myBuffer, ret != ASN_CRL_NO_SIGNER_E);
|
---|
476 | if (ret != 0) {
|
---|
477 | WOLFSSL_MSG("AddCRL error");
|
---|
478 | }
|
---|
479 | }
|
---|
480 |
|
---|
481 | FreeDecodedCRL(dcrl);
|
---|
482 |
|
---|
483 | #ifdef WOLFSSL_SMALL_STACK
|
---|
484 | XFREE(dcrl, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
485 | #endif
|
---|
486 |
|
---|
487 | FreeDer(&der);
|
---|
488 |
|
---|
489 | return ret ? ret : WOLFSSL_SUCCESS; /* convert 0 to WOLFSSL_SUCCESS */
|
---|
490 | }
|
---|
491 |
|
---|
492 | #if defined(OPENSSL_EXTRA) && defined(HAVE_CRL)
|
---|
493 | int wolfSSL_X509_STORE_add_crl(WOLFSSL_X509_STORE *store, WOLFSSL_X509_CRL *newcrl)
|
---|
494 | {
|
---|
495 | CRL_Entry *crle;
|
---|
496 | WOLFSSL_CRL *crl;
|
---|
497 |
|
---|
498 | WOLFSSL_ENTER("wolfSSL_X509_STORE_add_crl");
|
---|
499 | if (store == NULL || newcrl == NULL)
|
---|
500 | return BAD_FUNC_ARG;
|
---|
501 |
|
---|
502 | crl = store->crl;
|
---|
503 | crle = newcrl->crlList;
|
---|
504 |
|
---|
505 | if (wc_LockMutex(&crl->crlLock) != 0)
|
---|
506 | {
|
---|
507 | WOLFSSL_MSG("wc_LockMutex failed");
|
---|
508 | return BAD_MUTEX_E;
|
---|
509 | }
|
---|
510 | crle->next = crl->crlList;
|
---|
511 | crl->crlList = crle;
|
---|
512 | newcrl->crlList = NULL;
|
---|
513 | wc_UnLockMutex(&crl->crlLock);
|
---|
514 |
|
---|
515 | WOLFSSL_LEAVE("wolfSSL_X509_STORE_add_crl", WOLFSSL_SUCCESS);
|
---|
516 |
|
---|
517 | return WOLFSSL_SUCCESS;
|
---|
518 | }
|
---|
519 | #endif
|
---|
520 |
|
---|
521 | #ifdef HAVE_CRL_MONITOR
|
---|
522 |
|
---|
523 |
|
---|
524 | /* Signal Monitor thread is setup, save status to setup flag, 0 on success */
|
---|
525 | static int SignalSetup(WOLFSSL_CRL* crl, int status)
|
---|
526 | {
|
---|
527 | int ret;
|
---|
528 |
|
---|
529 | /* signal to calling thread we're setup */
|
---|
530 | if (wc_LockMutex(&crl->crlLock) != 0) {
|
---|
531 | WOLFSSL_MSG("wc_LockMutex crlLock failed");
|
---|
532 | return BAD_MUTEX_E;
|
---|
533 | }
|
---|
534 |
|
---|
535 | crl->setup = status;
|
---|
536 | ret = pthread_cond_signal(&crl->cond);
|
---|
537 |
|
---|
538 | wc_UnLockMutex(&crl->crlLock);
|
---|
539 |
|
---|
540 | if (ret != 0)
|
---|
541 | return BAD_COND_E;
|
---|
542 |
|
---|
543 | return 0;
|
---|
544 | }
|
---|
545 |
|
---|
546 |
|
---|
547 | /* read in new CRL entries and save new list */
|
---|
548 | static int SwapLists(WOLFSSL_CRL* crl)
|
---|
549 | {
|
---|
550 | int ret;
|
---|
551 | CRL_Entry* newList;
|
---|
552 | #ifdef WOLFSSL_SMALL_STACK
|
---|
553 | WOLFSSL_CRL* tmp;
|
---|
554 | #else
|
---|
555 | WOLFSSL_CRL tmp[1];
|
---|
556 | #endif
|
---|
557 |
|
---|
558 | #ifdef WOLFSSL_SMALL_STACK
|
---|
559 | tmp = (WOLFSSL_CRL*)XMALLOC(sizeof(WOLFSSL_CRL), NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
560 | if (tmp == NULL)
|
---|
561 | return MEMORY_E;
|
---|
562 | #endif
|
---|
563 |
|
---|
564 | if (InitCRL(tmp, crl->cm) < 0) {
|
---|
565 | WOLFSSL_MSG("Init tmp CRL failed");
|
---|
566 | #ifdef WOLFSSL_SMALL_STACK
|
---|
567 | XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
568 | #endif
|
---|
569 | return -1;
|
---|
570 | }
|
---|
571 |
|
---|
572 | if (crl->monitors[0].path) {
|
---|
573 | ret = LoadCRL(tmp, crl->monitors[0].path, WOLFSSL_FILETYPE_PEM, 0);
|
---|
574 | if (ret != WOLFSSL_SUCCESS) {
|
---|
575 | WOLFSSL_MSG("PEM LoadCRL on dir change failed");
|
---|
576 | FreeCRL(tmp, 0);
|
---|
577 | #ifdef WOLFSSL_SMALL_STACK
|
---|
578 | XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
579 | #endif
|
---|
580 | return -1;
|
---|
581 | }
|
---|
582 | }
|
---|
583 |
|
---|
584 | if (crl->monitors[1].path) {
|
---|
585 | ret = LoadCRL(tmp, crl->monitors[1].path, WOLFSSL_FILETYPE_ASN1, 0);
|
---|
586 | if (ret != WOLFSSL_SUCCESS) {
|
---|
587 | WOLFSSL_MSG("DER LoadCRL on dir change failed");
|
---|
588 | FreeCRL(tmp, 0);
|
---|
589 | #ifdef WOLFSSL_SMALL_STACK
|
---|
590 | XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
591 | #endif
|
---|
592 | return -1;
|
---|
593 | }
|
---|
594 | }
|
---|
595 |
|
---|
596 | if (wc_LockMutex(&crl->crlLock) != 0) {
|
---|
597 | WOLFSSL_MSG("wc_LockMutex failed");
|
---|
598 | FreeCRL(tmp, 0);
|
---|
599 | #ifdef WOLFSSL_SMALL_STACK
|
---|
600 | XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
601 | #endif
|
---|
602 | return -1;
|
---|
603 | }
|
---|
604 |
|
---|
605 | newList = tmp->crlList;
|
---|
606 |
|
---|
607 | /* swap lists */
|
---|
608 | tmp->crlList = crl->crlList;
|
---|
609 | crl->crlList = newList;
|
---|
610 |
|
---|
611 | wc_UnLockMutex(&crl->crlLock);
|
---|
612 |
|
---|
613 | FreeCRL(tmp, 0);
|
---|
614 |
|
---|
615 | #ifdef WOLFSSL_SMALL_STACK
|
---|
616 | XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
617 | #endif
|
---|
618 |
|
---|
619 | return 0;
|
---|
620 | }
|
---|
621 |
|
---|
622 |
|
---|
623 | #if (defined(__MACH__) || defined(__FreeBSD__))
|
---|
624 |
|
---|
625 | #include <sys/types.h>
|
---|
626 | #include <sys/event.h>
|
---|
627 | #include <sys/time.h>
|
---|
628 | #include <fcntl.h>
|
---|
629 | #include <unistd.h>
|
---|
630 |
|
---|
631 | #ifdef __MACH__
|
---|
632 | #define XEVENT_MODE O_EVTONLY
|
---|
633 | #elif defined(__FreeBSD__)
|
---|
634 | #define XEVENT_MODE EVFILT_VNODE
|
---|
635 | #endif
|
---|
636 |
|
---|
637 |
|
---|
638 | /* we need a unique kqueue user filter fd for crl in case user is doing custom
|
---|
639 | * events too */
|
---|
640 | #ifndef CRL_CUSTOM_FD
|
---|
641 | #define CRL_CUSTOM_FD 123456
|
---|
642 | #endif
|
---|
643 |
|
---|
644 |
|
---|
645 | /* shutdown monitor thread, 0 on success */
|
---|
646 | static int StopMonitor(int mfd)
|
---|
647 | {
|
---|
648 | struct kevent change;
|
---|
649 |
|
---|
650 | /* trigger custom shutdown */
|
---|
651 | EV_SET(&change, CRL_CUSTOM_FD, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
|
---|
652 | if (kevent(mfd, &change, 1, NULL, 0, NULL) < 0) {
|
---|
653 | WOLFSSL_MSG("kevent trigger customer event failed");
|
---|
654 | return -1;
|
---|
655 | }
|
---|
656 |
|
---|
657 | return 0;
|
---|
658 | }
|
---|
659 |
|
---|
660 |
|
---|
661 | /* OS X monitoring */
|
---|
662 | static void* DoMonitor(void* arg)
|
---|
663 | {
|
---|
664 | int fPEM, fDER;
|
---|
665 | struct kevent change;
|
---|
666 |
|
---|
667 | WOLFSSL_CRL* crl = (WOLFSSL_CRL*)arg;
|
---|
668 |
|
---|
669 | WOLFSSL_ENTER("DoMonitor");
|
---|
670 |
|
---|
671 | crl->mfd = kqueue();
|
---|
672 | if (crl->mfd == -1) {
|
---|
673 | WOLFSSL_MSG("kqueue failed");
|
---|
674 | SignalSetup(crl, MONITOR_SETUP_E);
|
---|
675 | return NULL;
|
---|
676 | }
|
---|
677 |
|
---|
678 | /* listen for custom shutdown event */
|
---|
679 | EV_SET(&change, CRL_CUSTOM_FD, EVFILT_USER, EV_ADD, 0, 0, NULL);
|
---|
680 | if (kevent(crl->mfd, &change, 1, NULL, 0, NULL) < 0) {
|
---|
681 | WOLFSSL_MSG("kevent monitor customer event failed");
|
---|
682 | SignalSetup(crl, MONITOR_SETUP_E);
|
---|
683 | close(crl->mfd);
|
---|
684 | return NULL;
|
---|
685 | }
|
---|
686 |
|
---|
687 | fPEM = -1;
|
---|
688 | fDER = -1;
|
---|
689 |
|
---|
690 | if (crl->monitors[0].path) {
|
---|
691 | fPEM = open(crl->monitors[0].path, XEVENT_MODE);
|
---|
692 | if (fPEM == -1) {
|
---|
693 | WOLFSSL_MSG("PEM event dir open failed");
|
---|
694 | SignalSetup(crl, MONITOR_SETUP_E);
|
---|
695 | close(crl->mfd);
|
---|
696 | return NULL;
|
---|
697 | }
|
---|
698 | }
|
---|
699 |
|
---|
700 | if (crl->monitors[1].path) {
|
---|
701 | fDER = open(crl->monitors[1].path, XEVENT_MODE);
|
---|
702 | if (fDER == -1) {
|
---|
703 | WOLFSSL_MSG("DER event dir open failed");
|
---|
704 | if (fPEM != -1)
|
---|
705 | close(fPEM);
|
---|
706 | close(crl->mfd);
|
---|
707 | SignalSetup(crl, MONITOR_SETUP_E);
|
---|
708 | return NULL;
|
---|
709 | }
|
---|
710 | }
|
---|
711 |
|
---|
712 | if (fPEM != -1)
|
---|
713 | EV_SET(&change, fPEM, EVFILT_VNODE, EV_ADD | EV_ENABLE | EV_ONESHOT,
|
---|
714 | NOTE_DELETE | NOTE_EXTEND | NOTE_WRITE | NOTE_ATTRIB, 0, 0);
|
---|
715 |
|
---|
716 | if (fDER != -1)
|
---|
717 | EV_SET(&change, fDER, EVFILT_VNODE, EV_ADD | EV_ENABLE | EV_ONESHOT,
|
---|
718 | NOTE_DELETE | NOTE_EXTEND | NOTE_WRITE | NOTE_ATTRIB, 0, 0);
|
---|
719 |
|
---|
720 | /* signal to calling thread we're setup */
|
---|
721 | if (SignalSetup(crl, 1) != 0) {
|
---|
722 | if (fPEM != -1)
|
---|
723 | close(fPEM);
|
---|
724 | if (fDER != -1)
|
---|
725 | close(fDER);
|
---|
726 | close(crl->mfd);
|
---|
727 | return NULL;
|
---|
728 | }
|
---|
729 |
|
---|
730 | for (;;) {
|
---|
731 | struct kevent event;
|
---|
732 | int numEvents = kevent(crl->mfd, &change, 1, &event, 1, NULL);
|
---|
733 |
|
---|
734 | WOLFSSL_MSG("Got kevent");
|
---|
735 |
|
---|
736 | if (numEvents == -1) {
|
---|
737 | WOLFSSL_MSG("kevent problem, continue");
|
---|
738 | continue;
|
---|
739 | }
|
---|
740 |
|
---|
741 | if (event.filter == EVFILT_USER) {
|
---|
742 | WOLFSSL_MSG("Got user shutdown event, breaking out");
|
---|
743 | break;
|
---|
744 | }
|
---|
745 |
|
---|
746 | if (SwapLists(crl) < 0) {
|
---|
747 | WOLFSSL_MSG("SwapLists problem, continue");
|
---|
748 | }
|
---|
749 | }
|
---|
750 |
|
---|
751 | if (fPEM != -1)
|
---|
752 | close(fPEM);
|
---|
753 | if (fDER != -1)
|
---|
754 | close(fDER);
|
---|
755 |
|
---|
756 | close(crl->mfd);
|
---|
757 |
|
---|
758 | return NULL;
|
---|
759 | }
|
---|
760 |
|
---|
761 |
|
---|
762 | #elif defined(__linux__)
|
---|
763 |
|
---|
764 | #include <sys/types.h>
|
---|
765 | #include <sys/inotify.h>
|
---|
766 | #include <sys/eventfd.h>
|
---|
767 | #include <unistd.h>
|
---|
768 |
|
---|
769 |
|
---|
770 | #ifndef max
|
---|
771 | static WC_INLINE int max(int a, int b)
|
---|
772 | {
|
---|
773 | return a > b ? a : b;
|
---|
774 | }
|
---|
775 | #endif /* max */
|
---|
776 |
|
---|
777 |
|
---|
778 | /* shutdown monitor thread, 0 on success */
|
---|
779 | static int StopMonitor(int mfd)
|
---|
780 | {
|
---|
781 | word64 w64 = 1;
|
---|
782 |
|
---|
783 | /* write to our custom event */
|
---|
784 | if (write(mfd, &w64, sizeof(w64)) < 0) {
|
---|
785 | WOLFSSL_MSG("StopMonitor write failed");
|
---|
786 | return -1;
|
---|
787 | }
|
---|
788 |
|
---|
789 | return 0;
|
---|
790 | }
|
---|
791 |
|
---|
792 |
|
---|
793 | /* linux monitoring */
|
---|
794 | static void* DoMonitor(void* arg)
|
---|
795 | {
|
---|
796 | int notifyFd;
|
---|
797 | int wd = -1;
|
---|
798 | WOLFSSL_CRL* crl = (WOLFSSL_CRL*)arg;
|
---|
799 | #ifdef WOLFSSL_SMALL_STACK
|
---|
800 | char* buff;
|
---|
801 | #else
|
---|
802 | char buff[8192];
|
---|
803 | #endif
|
---|
804 |
|
---|
805 | WOLFSSL_ENTER("DoMonitor");
|
---|
806 |
|
---|
807 | crl->mfd = eventfd(0, 0); /* our custom shutdown event */
|
---|
808 | if (crl->mfd < 0) {
|
---|
809 | WOLFSSL_MSG("eventfd failed");
|
---|
810 | SignalSetup(crl, MONITOR_SETUP_E);
|
---|
811 | return NULL;
|
---|
812 | }
|
---|
813 |
|
---|
814 | notifyFd = inotify_init();
|
---|
815 | if (notifyFd < 0) {
|
---|
816 | WOLFSSL_MSG("inotify failed");
|
---|
817 | close(crl->mfd);
|
---|
818 | SignalSetup(crl, MONITOR_SETUP_E);
|
---|
819 | return NULL;
|
---|
820 | }
|
---|
821 |
|
---|
822 | if (crl->monitors[0].path) {
|
---|
823 | wd = inotify_add_watch(notifyFd, crl->monitors[0].path, IN_CLOSE_WRITE |
|
---|
824 | IN_DELETE);
|
---|
825 | if (wd < 0) {
|
---|
826 | WOLFSSL_MSG("PEM notify add watch failed");
|
---|
827 | close(crl->mfd);
|
---|
828 | close(notifyFd);
|
---|
829 | SignalSetup(crl, MONITOR_SETUP_E);
|
---|
830 | return NULL;
|
---|
831 | }
|
---|
832 | }
|
---|
833 |
|
---|
834 | if (crl->monitors[1].path) {
|
---|
835 | wd = inotify_add_watch(notifyFd, crl->monitors[1].path, IN_CLOSE_WRITE |
|
---|
836 | IN_DELETE);
|
---|
837 | if (wd < 0) {
|
---|
838 | WOLFSSL_MSG("DER notify add watch failed");
|
---|
839 | close(crl->mfd);
|
---|
840 | close(notifyFd);
|
---|
841 | SignalSetup(crl, MONITOR_SETUP_E);
|
---|
842 | return NULL;
|
---|
843 | }
|
---|
844 | }
|
---|
845 |
|
---|
846 | #ifdef WOLFSSL_SMALL_STACK
|
---|
847 | buff = (char*)XMALLOC(8192, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
848 | if (buff == NULL)
|
---|
849 | return NULL;
|
---|
850 | #endif
|
---|
851 |
|
---|
852 | /* signal to calling thread we're setup */
|
---|
853 | if (SignalSetup(crl, 1) != 0) {
|
---|
854 | #ifdef WOLFSSL_SMALL_STACK
|
---|
855 | XFREE(buff, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
856 | #endif
|
---|
857 |
|
---|
858 | if (wd > 0)
|
---|
859 | inotify_rm_watch(notifyFd, wd);
|
---|
860 | close(crl->mfd);
|
---|
861 | close(notifyFd);
|
---|
862 | return NULL;
|
---|
863 | }
|
---|
864 |
|
---|
865 | for (;;) {
|
---|
866 | fd_set readfds;
|
---|
867 | int result;
|
---|
868 | int length;
|
---|
869 |
|
---|
870 | FD_ZERO(&readfds);
|
---|
871 | FD_SET(notifyFd, &readfds);
|
---|
872 | FD_SET(crl->mfd, &readfds);
|
---|
873 |
|
---|
874 | result = select(max(notifyFd, crl->mfd) + 1, &readfds, NULL, NULL,NULL);
|
---|
875 |
|
---|
876 | WOLFSSL_MSG("Got notify event");
|
---|
877 |
|
---|
878 | if (result < 0) {
|
---|
879 | WOLFSSL_MSG("select problem, continue");
|
---|
880 | continue;
|
---|
881 | }
|
---|
882 |
|
---|
883 | if (FD_ISSET(crl->mfd, &readfds)) {
|
---|
884 | WOLFSSL_MSG("got custom shutdown event, breaking out");
|
---|
885 | break;
|
---|
886 | }
|
---|
887 |
|
---|
888 | length = (int) read(notifyFd, buff, 8192);
|
---|
889 | if (length < 0) {
|
---|
890 | WOLFSSL_MSG("notify read problem, continue");
|
---|
891 | continue;
|
---|
892 | }
|
---|
893 |
|
---|
894 | if (SwapLists(crl) < 0) {
|
---|
895 | WOLFSSL_MSG("SwapLists problem, continue");
|
---|
896 | }
|
---|
897 | }
|
---|
898 |
|
---|
899 | #ifdef WOLFSSL_SMALL_STACK
|
---|
900 | XFREE(buff, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
901 | #endif
|
---|
902 |
|
---|
903 | if (wd > 0)
|
---|
904 | inotify_rm_watch(notifyFd, wd);
|
---|
905 | close(crl->mfd);
|
---|
906 | close(notifyFd);
|
---|
907 |
|
---|
908 | return NULL;
|
---|
909 | }
|
---|
910 |
|
---|
911 | #endif /* MACH or linux */
|
---|
912 |
|
---|
913 |
|
---|
914 | /* Start Monitoring the CRL path(s) in a thread */
|
---|
915 | static int StartMonitorCRL(WOLFSSL_CRL* crl)
|
---|
916 | {
|
---|
917 | int ret = WOLFSSL_SUCCESS;
|
---|
918 |
|
---|
919 | WOLFSSL_ENTER("StartMonitorCRL");
|
---|
920 |
|
---|
921 | if (crl == NULL)
|
---|
922 | return BAD_FUNC_ARG;
|
---|
923 |
|
---|
924 | if (crl->tid != 0) {
|
---|
925 | WOLFSSL_MSG("Monitor thread already running");
|
---|
926 | return ret; /* that's ok, someone already started */
|
---|
927 | }
|
---|
928 |
|
---|
929 | if (pthread_create(&crl->tid, NULL, DoMonitor, crl) != 0) {
|
---|
930 | WOLFSSL_MSG("Thread creation error");
|
---|
931 | return THREAD_CREATE_E;
|
---|
932 | }
|
---|
933 |
|
---|
934 | /* wait for setup to complete */
|
---|
935 | if (wc_LockMutex(&crl->crlLock) != 0) {
|
---|
936 | WOLFSSL_MSG("wc_LockMutex crlLock error");
|
---|
937 | return BAD_MUTEX_E;
|
---|
938 | }
|
---|
939 |
|
---|
940 | while (crl->setup == 0) {
|
---|
941 | if (pthread_cond_wait(&crl->cond, &crl->crlLock) != 0) {
|
---|
942 | ret = BAD_COND_E;
|
---|
943 | break;
|
---|
944 | }
|
---|
945 | }
|
---|
946 |
|
---|
947 | if (crl->setup < 0)
|
---|
948 | ret = crl->setup; /* store setup error */
|
---|
949 |
|
---|
950 | wc_UnLockMutex(&crl->crlLock);
|
---|
951 |
|
---|
952 | if (ret < 0) {
|
---|
953 | WOLFSSL_MSG("DoMonitor setup failure");
|
---|
954 | crl->tid = 0; /* thread already done */
|
---|
955 | }
|
---|
956 |
|
---|
957 | return ret;
|
---|
958 | }
|
---|
959 |
|
---|
960 |
|
---|
961 | #else /* HAVE_CRL_MONITOR */
|
---|
962 |
|
---|
963 | #ifndef NO_FILESYSTEM
|
---|
964 |
|
---|
965 | static int StartMonitorCRL(WOLFSSL_CRL* crl)
|
---|
966 | {
|
---|
967 | (void)crl;
|
---|
968 |
|
---|
969 | WOLFSSL_ENTER("StartMonitorCRL");
|
---|
970 | WOLFSSL_MSG("Not compiled in");
|
---|
971 |
|
---|
972 | return NOT_COMPILED_IN;
|
---|
973 | }
|
---|
974 |
|
---|
975 | #endif /* NO_FILESYSTEM */
|
---|
976 |
|
---|
977 | #endif /* HAVE_CRL_MONITOR */
|
---|
978 |
|
---|
979 | #if !defined(NO_FILESYSTEM) && !defined(NO_WOLFSSL_DIR)
|
---|
980 |
|
---|
981 | /* Load CRL path files of type, WOLFSSL_SUCCESS on ok */
|
---|
982 | int LoadCRL(WOLFSSL_CRL* crl, const char* path, int type, int monitor)
|
---|
983 | {
|
---|
984 | int ret = WOLFSSL_SUCCESS;
|
---|
985 | char* name = NULL;
|
---|
986 | #ifdef WOLFSSL_SMALL_STACK
|
---|
987 | ReadDirCtx* readCtx = NULL;
|
---|
988 | #else
|
---|
989 | ReadDirCtx readCtx[1];
|
---|
990 | #endif
|
---|
991 |
|
---|
992 | WOLFSSL_ENTER("LoadCRL");
|
---|
993 | if (crl == NULL)
|
---|
994 | return BAD_FUNC_ARG;
|
---|
995 |
|
---|
996 | #ifdef WOLFSSL_SMALL_STACK
|
---|
997 | readCtx = (ReadDirCtx*)XMALLOC(sizeof(ReadDirCtx), crl->heap,
|
---|
998 | DYNAMIC_TYPE_TMP_BUFFER);
|
---|
999 | if (readCtx == NULL)
|
---|
1000 | return MEMORY_E;
|
---|
1001 | #endif
|
---|
1002 |
|
---|
1003 | /* try to load each regular file in path */
|
---|
1004 | ret = wc_ReadDirFirst(readCtx, path, &name);
|
---|
1005 | while (ret == 0 && name) {
|
---|
1006 | int skip = 0;
|
---|
1007 | if (type == WOLFSSL_FILETYPE_PEM) {
|
---|
1008 | if (XSTRSTR(name, ".pem") == NULL) {
|
---|
1009 | WOLFSSL_MSG("not .pem file, skipping");
|
---|
1010 | skip = 1;
|
---|
1011 | }
|
---|
1012 | }
|
---|
1013 | else {
|
---|
1014 | if (XSTRSTR(name, ".der") == NULL &&
|
---|
1015 | XSTRSTR(name, ".crl") == NULL)
|
---|
1016 | {
|
---|
1017 | WOLFSSL_MSG("not .der or .crl file, skipping");
|
---|
1018 | skip = 1;
|
---|
1019 | }
|
---|
1020 | }
|
---|
1021 |
|
---|
1022 | if (!skip && ProcessFile(NULL, name, type, CRL_TYPE, NULL, 0, crl,
|
---|
1023 | VERIFY) != WOLFSSL_SUCCESS) {
|
---|
1024 | WOLFSSL_MSG("CRL file load failed, continuing");
|
---|
1025 | }
|
---|
1026 |
|
---|
1027 | ret = wc_ReadDirNext(readCtx, path, &name);
|
---|
1028 | }
|
---|
1029 | wc_ReadDirClose(readCtx);
|
---|
1030 | ret = WOLFSSL_SUCCESS; /* load failures not reported, for backwards compat */
|
---|
1031 |
|
---|
1032 | #ifdef WOLFSSL_SMALL_STACK
|
---|
1033 | XFREE(readCtx, crl->heap, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
1034 | #endif
|
---|
1035 |
|
---|
1036 | if (monitor & WOLFSSL_CRL_MONITOR) {
|
---|
1037 | word32 pathLen;
|
---|
1038 | char* pathBuf;
|
---|
1039 |
|
---|
1040 | WOLFSSL_MSG("monitor path requested");
|
---|
1041 |
|
---|
1042 | pathLen = (word32)XSTRLEN(path);
|
---|
1043 | pathBuf = (char*)XMALLOC(pathLen+1, crl->heap,DYNAMIC_TYPE_CRL_MONITOR);
|
---|
1044 | if (pathBuf) {
|
---|
1045 | XSTRNCPY(pathBuf, path, pathLen+1);
|
---|
1046 |
|
---|
1047 | if (type == WOLFSSL_FILETYPE_PEM) {
|
---|
1048 | /* free old path before setting a new one */
|
---|
1049 | if (crl->monitors[0].path) {
|
---|
1050 | XFREE(crl->monitors[0].path, crl->heap,
|
---|
1051 | DYNAMIC_TYPE_CRL_MONITOR);
|
---|
1052 | }
|
---|
1053 | crl->monitors[0].path = pathBuf;
|
---|
1054 | crl->monitors[0].type = WOLFSSL_FILETYPE_PEM;
|
---|
1055 | } else {
|
---|
1056 | /* free old path before setting a new one */
|
---|
1057 | if (crl->monitors[1].path) {
|
---|
1058 | XFREE(crl->monitors[1].path, crl->heap,
|
---|
1059 | DYNAMIC_TYPE_CRL_MONITOR);
|
---|
1060 | }
|
---|
1061 | crl->monitors[1].path = pathBuf;
|
---|
1062 | crl->monitors[1].type = WOLFSSL_FILETYPE_ASN1;
|
---|
1063 | }
|
---|
1064 |
|
---|
1065 | if (monitor & WOLFSSL_CRL_START_MON) {
|
---|
1066 | WOLFSSL_MSG("start monitoring requested");
|
---|
1067 |
|
---|
1068 | ret = StartMonitorCRL(crl);
|
---|
1069 | }
|
---|
1070 | }
|
---|
1071 | else {
|
---|
1072 | ret = MEMORY_E;
|
---|
1073 | }
|
---|
1074 | }
|
---|
1075 |
|
---|
1076 | return ret;
|
---|
1077 | }
|
---|
1078 |
|
---|
1079 | #else
|
---|
1080 | int LoadCRL(WOLFSSL_CRL* crl, const char* path, int type, int monitor)
|
---|
1081 | {
|
---|
1082 | (void)crl;
|
---|
1083 | (void)path;
|
---|
1084 | (void)type;
|
---|
1085 | (void)monitor;
|
---|
1086 |
|
---|
1087 | /* stub for scenario where file system is not supported */
|
---|
1088 | return NOT_COMPILED_IN;
|
---|
1089 | }
|
---|
1090 | #endif /* !NO_FILESYSTEM && !NO_WOLFSSL_DIR */
|
---|
1091 |
|
---|
1092 | #endif /* HAVE_CRL */
|
---|
1093 | #endif /* !WOLFCRYPT_ONLY */
|
---|