1 | /* |
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2 | * Author: Landon Fuller <landonf@plausiblelabs.com> |
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3 | * Copyright (c) 2008-2013 Plausible Labs Cooperative, Inc. |
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4 | * All rights reserved. |
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5 | * |
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6 | * Permission is hereby granted, free of charge, to any person |
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7 | * obtaining a copy of this software and associated documentation |
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8 | * files (the "Software"), to deal in the Software without |
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9 | * restriction, including without limitation the rights to use, |
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10 | * copy, modify, merge, publish, distribute, sublicense, and/or sell |
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11 | * copies of the Software, and to permit persons to whom the |
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12 | * Software is furnished to do so, subject to the following |
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13 | * conditions: |
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14 | * |
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15 | * The above copyright notice and this permission notice shall be |
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16 | * included in all copies or substantial portions of the Software. |
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17 | * |
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18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES |
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20 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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21 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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22 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
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23 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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24 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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25 | * OTHER DEALINGS IN THE SOFTWARE. |
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26 | */ |
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27 | |
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28 | #import <Foundation/Foundation.h> |
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29 | #import <Security/Security.h> |
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30 | |
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31 | #import <unistd.h> |
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32 | #import <stdio.h> |
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33 | |
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34 | #import "compat.h" |
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35 | |
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36 | /* A wrapper class that may be used to pass configuration through the |
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37 | * FSEvent callback API */ |
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38 | @interface MPCertSyncConfig : NSObject { |
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39 | @public |
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40 | BOOL userAnchors; |
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41 | NSString *outputFile; |
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42 | } |
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43 | @end |
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44 | |
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45 | @implementation MPCertSyncConfig |
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46 | - (void) dealloc { |
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47 | [outputFile release]; |
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48 | [super dealloc]; |
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49 | } |
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50 | @end |
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51 | |
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52 | /** |
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53 | * Add CoreFoundation object to the current autorelease pool. |
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54 | * |
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55 | * @param cfObj Object to add to the current autorelease pool. |
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56 | */ |
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57 | CFTypeRef PLCFAutorelease (CFTypeRef cfObj) { |
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58 | return [(id)cfObj autorelease]; |
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59 | } |
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60 | |
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61 | int nsvfprintf (FILE *stream, NSString *format, va_list args) { |
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62 | int retval; |
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63 | |
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64 | NSString *str; |
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65 | str = (NSString *) CFStringCreateWithFormatAndArguments(NULL, NULL, (CFStringRef) format, args); |
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66 | retval = fprintf(stream, "%s", [str UTF8String]); |
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67 | [str release]; |
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68 | |
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69 | return retval; |
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70 | } |
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71 | |
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72 | int nsfprintf (FILE *stream, NSString *format, ...) { |
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73 | va_list ap; |
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74 | int retval; |
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75 | |
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76 | va_start(ap, format); |
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77 | { |
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78 | retval = nsvfprintf(stream, format, ap); |
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79 | } |
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80 | va_end(ap); |
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81 | |
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82 | return retval; |
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83 | } |
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84 | |
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85 | int nsprintf (NSString *format, ...) { |
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86 | va_list ap; |
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87 | int retval; |
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88 | |
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89 | va_start(ap, format); |
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90 | { |
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91 | retval = nsvfprintf(stderr, format, ap); |
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92 | } |
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93 | va_end(ap); |
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94 | |
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95 | return retval; |
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96 | } |
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97 | |
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98 | /** |
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99 | * Wrapper method to retrieve the common name (CN) given a @code SecCertificateRef. If retrieving |
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100 | * the CN isn't supported on this platform, returns @code NO, otherwise @code YES and points the |
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101 | * given string ref @a subject to a string containing the common name. If an error occurs, subject |
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102 | * is a NULL reference and *subjectError contains more information about the type of failure. |
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103 | * |
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104 | * @param cert A SecCertificateRef to the certificate for which the CN should be retrieved |
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105 | * @param subject A pointer to a CFStringRef that will hold the CN if the retrieval is successful. |
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106 | * @param subjectError A pointer to an NSError* that will hold an error message if an error occurs. |
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107 | * @return BOOL indicating whether this system supports retrieving CNs from certificates |
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108 | */ |
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109 | static BOOL GetCertSubject(SecCertificateRef cert, CFStringRef *subject, NSError **subjectError) { |
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110 | if (SecCertificateCopyShortDescription != NULL /* 10.7 */) { |
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111 | *subject = PLCFAutorelease(SecCertificateCopyShortDescription(NULL, cert, (CFErrorRef *) subjectError)); |
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112 | return YES; |
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113 | } |
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114 | |
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115 | if (SecCertificateCopySubjectSummary != NULL /* 10.6 */) { |
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116 | *subject = PLCFAutorelease(SecCertificateCopySubjectSummary(cert)); |
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117 | return YES; |
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118 | } |
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119 | |
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120 | if (SecCertificateCopyCommonName != NULL /* 10.5 */) { |
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121 | OSStatus err; |
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122 | if ((err = SecCertificateCopyCommonName(cert, subject)) == errSecSuccess && *subject != NULL) { |
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123 | PLCFAutorelease(*subject); |
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124 | return YES; |
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125 | } |
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126 | |
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127 | /* In the case that the CN is simply unavailable, provide a more useful error code */ |
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128 | if (err == errSecSuccess) { |
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129 | err = errSecNoSuchAttr; |
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130 | } |
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131 | |
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132 | NSDictionary *userInfo = [NSDictionary dictionaryWithObjectsAndKeys: @"SecCertificateCopyCommonName() failed", NSLocalizedDescriptionKey, nil]; |
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133 | *subjectError = [NSError errorWithDomain: NSOSStatusErrorDomain code: err userInfo: userInfo]; |
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134 | *subject = NULL; |
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135 | |
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136 | return YES; |
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137 | } |
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138 | |
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139 | /* <= 10.4 */ |
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140 | return NO; |
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141 | } |
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142 | |
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143 | /** |
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144 | * Verify that the root certificate is trusted by the system; this filters out |
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145 | * certificates that are (1) expired, or (2) in the system keychain but marked |
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146 | * as untrusted by a system administrator (or user). |
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147 | * |
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148 | * @param cert A @code SecCertificateRef representing a certificate to be |
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149 | * checked. |
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150 | * |
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151 | * @return Returns a BOOL indicating that the certificate is trusted (@code |
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152 | * YES), or not (@code NO). |
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153 | */ |
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154 | static BOOL ValidateSystemTrust(SecCertificateRef cert) { |
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155 | OSStatus err; |
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156 | |
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157 | /* Create a new trust evaluation instance */ |
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158 | SecTrustRef trust; |
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159 | { |
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160 | SecPolicyRef policy; |
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161 | if (SecPolicyCreateBasicX509 != NULL) /* >= 10.6 */ { |
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162 | policy = SecPolicyCreateBasicX509(); |
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163 | } else /* < 10.6 */ { |
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164 | SecPolicySearchRef searchRef = NULL; |
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165 | const CSSM_OID *policyOID = &CSSMOID_APPLE_X509_BASIC; |
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166 | |
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167 | if ((err = SecPolicySearchCreate(CSSM_CERT_X_509v3, policyOID, NULL, &searchRef)) != errSecSuccess) { |
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168 | cssmPerror("SecPolicySearchCreate", err); |
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169 | return NO; |
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170 | } |
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171 | if ((err = SecPolicySearchCopyNext(searchRef, &policy))) { |
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172 | cssmPerror("SecPolicySearchCopyNext", err); |
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173 | return NO; |
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174 | } |
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175 | } |
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176 | |
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177 | if ((err = SecTrustCreateWithCertificates((CFTypeRef) cert, policy, &trust)) != errSecSuccess) { |
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178 | /* Shouldn't happen */ |
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179 | nsfprintf(stderr, @"Failed to create SecTrustRef: %d\n", err); |
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180 | CFRelease(policy); |
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181 | return NO; |
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182 | } |
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183 | |
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184 | CFRelease(policy); |
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185 | } |
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186 | |
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187 | /* Allow verifying root certificates (which would otherwise be an error). |
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188 | * Without this, intermediates added as roots aren't exported. */ |
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189 | { |
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190 | CSSM_APPLE_TP_ACTION_FLAGS actionFlags = CSSM_TP_ACTION_LEAF_IS_CA; |
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191 | CSSM_APPLE_TP_ACTION_DATA actionData; |
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192 | CFDataRef cfActionData = NULL; |
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193 | |
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194 | memset(&actionData, 0, sizeof(actionData)); |
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195 | actionData.Version = CSSM_APPLE_TP_ACTION_VERSION; |
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196 | actionData.ActionFlags = actionFlags; |
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197 | cfActionData = CFDataCreate(NULL, (UInt8 *) &actionData, sizeof(actionData)); |
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198 | if ((err = SecTrustSetParameters(trust, CSSM_TP_ACTION_DEFAULT, cfActionData))) { |
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199 | nsfprintf(stderr, @"Failed to set SecTrustParameters: %d\n", err); |
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200 | CFRelease(cfActionData); |
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201 | return NO; |
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202 | } |
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203 | CFRelease(cfActionData); |
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204 | } |
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205 | |
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206 | /* Evaluate the certificate trust */ |
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207 | SecTrustResultType rt; |
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208 | if ((err = SecTrustEvaluate(trust, &rt)) != errSecSuccess) { |
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209 | nsfprintf(stderr, @"SecTrustEvaluate() failed: %d\n", err); |
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210 | CFRelease(trust); |
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211 | return NO; |
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212 | } |
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213 | |
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214 | CFRelease(trust); |
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215 | |
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216 | /* Check the result */ |
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217 | switch (rt) { |
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218 | case kSecTrustResultUnspecified: |
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219 | /* Reached a trusted root */ |
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220 | case kSecTrustResultProceed: |
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221 | /* User explicitly trusts */ |
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222 | return YES; |
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223 | |
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224 | case kSecTrustResultDeny: |
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225 | /* User explicitly distrusts */ |
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226 | #if defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_7 |
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227 | case kSecTrustResultConfirm: |
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228 | /* The user previously chose to ask for permission when this |
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229 | * certificate is used. This is no longer used on modern OS X. */ |
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230 | #endif |
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231 | //nsfprintf(stderr, @"Marked as untrustable!\n"); |
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232 | return NO; |
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233 | |
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234 | case kSecTrustResultRecoverableTrustFailure: |
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235 | /* The chain as-is isn't trusted, but it could be trusted with some |
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236 | * minor change (such as ignoring expired certs or adding an |
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237 | * additional anchor). For certsync this likely means the cert was |
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238 | * expired, which means we don't want to export it. */ |
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239 | return NO; |
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240 | |
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241 | case kSecTrustResultFatalTrustFailure: |
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242 | /* The chain is defective (e.g., ill-formatted). Don't export this. */ |
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243 | return NO; |
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244 | |
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245 | default: |
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246 | /* Untrusted */ |
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247 | nsfprintf(stderr, @"rt = %d\n", rt); |
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248 | cssmPerror("CSSM verify error", err); |
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249 | return NO; |
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250 | } |
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251 | } |
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252 | |
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253 | /** |
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254 | * Fetch all trusted roots for the given @a domain. |
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255 | * |
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256 | * @param domain The trust domain to query. |
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257 | * @param outError On error, will contain an NSError instance describing the failure. |
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258 | * |
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259 | * @return Returns a (possibly empty) array of certificates on success, nil on failure. |
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260 | */ |
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261 | static NSArray *certificatesForTrustDomain (SecTrustSettingsDomain domain, NSError **outError) { |
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262 | NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
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263 | NSMutableArray *trusted = nil; |
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264 | CFArrayRef certs = nil; |
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265 | OSStatus err; |
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266 | |
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267 | /* Mac OS X >= 10.5 provides SecTrustSettingsCopyCertificates() */ |
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268 | if (SecTrustSettingsCopyCertificates != NULL) { |
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269 | /* Fetch all certificates in the given domain */ |
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270 | err = SecTrustSettingsCopyCertificates(domain, &certs); |
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271 | if (err == errSecSuccess) { |
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272 | PLCFAutorelease(certs); |
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273 | } else if (err == errSecNoTrustSettings) { |
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274 | /* No data */ |
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275 | |
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276 | [pool release]; |
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277 | return [NSArray array]; |
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278 | } else if (err != errSecSuccess) { |
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279 | /* Lookup failed */ |
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280 | if (outError != NULL) |
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281 | *outError = [[NSError errorWithDomain: NSOSStatusErrorDomain code: err userInfo:nil] retain]; |
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282 | |
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283 | [pool release]; |
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284 | [*outError autorelease]; |
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285 | return nil; |
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286 | } |
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287 | |
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288 | /* Extract trusted roots */ |
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289 | trusted = [NSMutableArray arrayWithCapacity: CFArrayGetCount(certs)]; |
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290 | |
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291 | NSEnumerator *resultEnumerator = [(NSArray *)certs objectEnumerator]; |
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292 | id certObj; |
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293 | while ((certObj = [resultEnumerator nextObject]) != nil) { |
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294 | SecCertificateRef cert = (SecCertificateRef) certObj; |
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295 | |
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296 | /* Fetch the trust settings */ |
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297 | CFArrayRef trustSettings = nil; |
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298 | err = SecTrustSettingsCopyTrustSettings(cert, domain, &trustSettings); |
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299 | if (err != errSecSuccess) { |
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300 | /* Shouldn't happen */ |
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301 | nsfprintf(stderr, @"Failed to fetch trust settings\n"); |
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302 | continue; |
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303 | } else { |
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304 | PLCFAutorelease(trustSettings); |
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305 | } |
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306 | |
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307 | /* If empty, trust for everything (as per the Security Framework documentation) */ |
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308 | if (CFArrayGetCount(trustSettings) == 0) { |
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309 | [trusted addObject: certObj]; |
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310 | } else { |
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311 | /* Otherwise, walk the properties and evaluate the trust settings result */ |
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312 | NSEnumerator *trustEnumerator = [(NSArray *)trustSettings objectEnumerator]; |
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313 | NSDictionary *trustProps; |
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314 | while ((trustProps = [trustEnumerator nextObject]) != nil) { |
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315 | CFNumberRef settingsResultNum; |
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316 | SInt32 settingsResult; |
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317 | |
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318 | settingsResultNum = (CFNumberRef) [trustProps objectForKey: (id) kSecTrustSettingsResult]; |
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319 | if (settingsResultNum == nil) { |
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320 | /* "If this key is not present, a default value of kSecTrustSettingsResultTrustRoot is assumed." */ |
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321 | settingsResult = kSecTrustSettingsResultTrustRoot; |
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322 | } else { |
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323 | CFNumberGetValue(settingsResultNum, kCFNumberSInt32Type, &settingsResult); |
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324 | } |
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325 | |
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326 | /* If a root, add to the result set */ |
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327 | if (settingsResult == kSecTrustSettingsResultTrustRoot || settingsResult == kSecTrustSettingsResultTrustAsRoot) { |
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328 | [trusted addObject: certObj]; |
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329 | break; |
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330 | } |
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331 | } |
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332 | } |
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333 | } |
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334 | } else { |
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335 | /* Fetch all certificates in the given domain */ |
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336 | err = SecTrustCopyAnchorCertificates(&certs); |
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337 | if (err == noErr) { |
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338 | PLCFAutorelease(certs); |
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339 | } else if (err == errSecTrustNotAvailable) { |
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340 | /* No data */ |
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341 | [pool release]; |
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342 | return [NSArray array]; |
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343 | } else if (err != noErr) { |
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344 | /* Lookup failed */ |
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345 | if (outError != NULL) |
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346 | *outError = [[NSError errorWithDomain: NSOSStatusErrorDomain code: err userInfo:nil] retain]; |
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347 | |
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348 | [pool release]; |
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349 | [*outError autorelease]; |
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350 | return nil; |
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351 | } |
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352 | |
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353 | /* All certs are trusted */ |
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354 | trusted = [[(NSArray *) certs mutableCopy] autorelease]; |
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355 | CFRelease(certs); |
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356 | } |
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357 | |
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358 | /* |
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359 | * Filter out any trusted certificates that can not actually be used in verification; eg, they are expired. |
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360 | * |
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361 | * There are cases where CAs have issued new certificates using identical public keys, and the expired |
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362 | * and current CA certificates are both included in the list of trusted certificates. In such a case, |
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363 | * OpenSSL will use either of the two certificates; if that happens to be the expired certificate, |
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364 | * validation will fail. |
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365 | * |
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366 | * This step ensures that we exclude any expired or known-unusable certificates. |
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367 | * |
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368 | * We enumerate a copy of the array so that we can safely modify the original during enumeration. |
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369 | */ |
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370 | NSEnumerator *trustedEnumerator = [[[trusted copy] autorelease] objectEnumerator]; |
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371 | id certObj; |
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372 | while ((certObj = [trustedEnumerator nextObject]) != nil) { |
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373 | /* If self-trust validation fails, the certificate is expired or otherwise not useable */ |
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374 | if (!ValidateSystemTrust((SecCertificateRef) certObj)) { |
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375 | NSError *subjectError = NULL; |
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376 | CFStringRef subject = NULL; |
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377 | |
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378 | if (GetCertSubject((SecCertificateRef) certObj, &subject, &subjectError)) { |
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379 | if (subject != NULL) { |
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380 | nsfprintf(stderr, @"Removing untrusted certificate: %@\n", subject); |
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381 | } else { |
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382 | nsfprintf(stderr, @"Failed to extract certificate description for untrusted certificate: %@\n", subjectError); |
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383 | } |
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384 | } |
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385 | [trusted removeObject: certObj]; |
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386 | } |
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387 | } |
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388 | |
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389 | [trusted retain]; |
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390 | [pool release]; |
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391 | return [trusted autorelease]; |
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392 | } |
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393 | |
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394 | static int exportCertificates (BOOL userAnchors, NSString *outputFile) { |
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395 | NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
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396 | |
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397 | /* |
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398 | * Fetch all certificates |
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399 | */ |
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400 | |
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401 | NSMutableArray *anchors = [NSMutableArray array]; |
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402 | NSArray *result; |
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403 | NSError *error; |
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404 | OSStatus err; |
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405 | |
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406 | /* Current user */ |
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407 | if (userAnchors) { |
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408 | /* Set the keychain preference domain to user, this causes |
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409 | * ValidateSystemTrust to use the user's keychain */ |
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410 | if ((err = SecKeychainSetPreferenceDomain(kSecPreferencesDomainUser)) != errSecSuccess) { |
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411 | if (SecCopyErrorMessageString != NULL) { |
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412 | /* >= 10.5 */ |
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413 | CFStringRef errMsg = PLCFAutorelease(SecCopyErrorMessageString(err, NULL)); |
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414 | nsfprintf(stderr, @"Failed to set keychain preference domain: %@\n", errMsg); |
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415 | } else { |
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416 | /* <= 10.4 */ |
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417 | nsfprintf(stderr, @"Failed to set keychain preference domain: %d\n", err); |
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418 | } |
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419 | |
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420 | [pool release]; |
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421 | return EXIT_FAILURE; |
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422 | } |
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423 | |
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424 | result = certificatesForTrustDomain(kSecTrustSettingsDomainUser, &error); |
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425 | if (result != nil) { |
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426 | [anchors addObjectsFromArray: result]; |
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427 | } else { |
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428 | nsfprintf(stderr, @"Failed to fetch user anchors: %@\n", error); |
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429 | [pool release]; |
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430 | return EXIT_FAILURE; |
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431 | } |
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432 | } |
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433 | |
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434 | /* Admin & System */ |
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435 | /* Causes ValidateSystemTrust to ignore the user's keychain */ |
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436 | if ((err = SecKeychainSetPreferenceDomain(kSecPreferencesDomainSystem)) != errSecSuccess) { |
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437 | if (SecCopyErrorMessageString != NULL) { |
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438 | /* >= 10.5 */ |
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439 | CFStringRef errMsg = PLCFAutorelease(SecCopyErrorMessageString(err, NULL)); |
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440 | nsfprintf(stderr, @"Failed to set keychain preference domain: %@\n", errMsg); |
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441 | } else { |
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442 | /* <= 10.4 */ |
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443 | nsfprintf(stderr, @"Failed to set keychain preference domain: %d\n", err); |
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444 | } |
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445 | |
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446 | [pool release]; |
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447 | return EXIT_FAILURE; |
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448 | } |
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449 | |
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450 | /* Admin */ |
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451 | result = certificatesForTrustDomain(kSecTrustSettingsDomainAdmin, &error); |
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452 | if (result != nil) { |
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453 | [anchors addObjectsFromArray: result]; |
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454 | } else { |
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455 | nsfprintf(stderr, @"Failed to fetch admin anchors: %@\n", error); |
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456 | [pool release]; |
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457 | return EXIT_FAILURE; |
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458 | } |
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459 | |
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460 | /* System */ |
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461 | result = certificatesForTrustDomain(kSecTrustSettingsDomainSystem, &error); |
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462 | if (result != nil) { |
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463 | [anchors addObjectsFromArray: result]; |
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464 | } else { |
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465 | nsfprintf(stderr, @"Failed to fetch system anchors: %@\n", error); |
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466 | [pool release]; |
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467 | return EXIT_FAILURE; |
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468 | } |
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469 | |
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470 | NSEnumerator *resultEnumerator = [anchors objectEnumerator]; |
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471 | id certObj; |
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472 | while ((certObj = [resultEnumerator nextObject]) != nil) { |
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473 | NSError *subjectError = NULL; |
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474 | CFStringRef subject = NULL; |
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475 | |
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476 | if (GetCertSubject((SecCertificateRef) certObj, &subject, &subjectError)) { |
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477 | if (subject != NULL) { |
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478 | nsfprintf(stderr, @"Found %@\n", subject); |
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479 | } else { |
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480 | nsfprintf(stderr, @"Failed to extract certificate description: %@\n", subjectError); |
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481 | } |
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482 | } |
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483 | } |
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484 | |
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485 | /* |
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486 | * Perform export |
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487 | */ |
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488 | CFDataRef pemData; |
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489 | |
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490 | /* Prefer the non-deprecated SecItemExport on Mac OS X >= 10.7. We use an ifdef to keep the code buildable with earlier SDKs, too. */ |
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491 | nsfprintf(stderr, @"Exporting certificates from the keychain\n"); |
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492 | if (SecItemExport != NULL) { |
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493 | err = SecItemExport((CFArrayRef) anchors, kSecFormatPEMSequence, kSecItemPemArmour, NULL, &pemData); |
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494 | } else { |
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495 | err = SecKeychainItemExport((CFArrayRef) anchors, kSecFormatPEMSequence, kSecItemPemArmour, NULL, &pemData); |
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496 | } |
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497 | PLCFAutorelease(pemData); |
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498 | |
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499 | if (err != errSecSuccess) { |
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500 | nsfprintf(stderr, @"Failed to export certificates: %@\n", [NSError errorWithDomain: NSOSStatusErrorDomain code: err userInfo:nil]); |
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501 | [pool release]; |
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502 | return EXIT_FAILURE; |
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503 | } |
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504 | |
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505 | nsfprintf(stderr, @"Writing exported certificates\n"); |
---|
506 | if (outputFile == nil) { |
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507 | NSString *str = [[[NSString alloc] initWithData: (NSData *) pemData encoding:NSUTF8StringEncoding] autorelease]; |
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508 | nsfprintf(stdout, @"%@", str); |
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509 | } else { |
---|
510 | if (![(NSData *) pemData writeToFile: outputFile options: NSDataWritingAtomic error: &error]) { |
---|
511 | nsfprintf(stderr, @"Failed to write to pem output file: %@\n", error); |
---|
512 | [pool release]; |
---|
513 | return EXIT_FAILURE; |
---|
514 | } |
---|
515 | } |
---|
516 | |
---|
517 | [pool release]; |
---|
518 | return EXIT_SUCCESS; |
---|
519 | } |
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520 | |
---|
521 | static void usage (const char *progname) { |
---|
522 | fprintf(stderr, "Usage: %s [-u] [-o <output file>]\n", progname); |
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523 | fprintf(stderr, "\t-u\t\t\tInclude the current user's anchor certificates.\n"); |
---|
524 | fprintf(stderr, "\t-o <output file>\tWrite the PEM certificates to the target file, rather than stdout\n"); |
---|
525 | } |
---|
526 | |
---|
527 | int main (int argc, char * const argv[]) { |
---|
528 | NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
---|
529 | |
---|
530 | /* Parse the command line arguments */ |
---|
531 | BOOL userAnchors = NO; |
---|
532 | NSString *outputFile = nil; |
---|
533 | |
---|
534 | int ch; |
---|
535 | while ((ch = getopt(argc, argv, "hsuo:")) != -1) { |
---|
536 | switch (ch) { |
---|
537 | case 'u': |
---|
538 | userAnchors = YES; |
---|
539 | break; |
---|
540 | |
---|
541 | case 'o': |
---|
542 | outputFile = [NSString stringWithUTF8String: optarg]; |
---|
543 | break; |
---|
544 | |
---|
545 | case 'h': |
---|
546 | usage(argv[0]); |
---|
547 | exit(EXIT_SUCCESS); |
---|
548 | |
---|
549 | default: |
---|
550 | usage(argv[0]); |
---|
551 | exit(EXIT_FAILURE); |
---|
552 | } |
---|
553 | } |
---|
554 | argc -= optind; |
---|
555 | argv += optind; |
---|
556 | |
---|
557 | /* Perform export */ |
---|
558 | int result = exportCertificates(userAnchors, outputFile); |
---|
559 | |
---|
560 | [pool release]; |
---|
561 | return result; |
---|
562 | } |
---|
563 | |
---|