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1 /* a_strnid.c */ |
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2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL |
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3 * project 1999. |
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4 */ |
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5 /* ==================================================================== |
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6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved. |
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7 * |
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8 * Redistribution and use in source and binary forms, with or without |
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9 * modification, are permitted provided that the following conditions |
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10 * are met: |
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11 * |
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12 * 1. Redistributions of source code must retain the above copyright |
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13 * notice, this list of conditions and the following disclaimer. |
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14 * |
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15 * 2. Redistributions in binary form must reproduce the above copyright |
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16 * notice, this list of conditions and the following disclaimer in |
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17 * the documentation and/or other materials provided with the |
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18 * distribution. |
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19 * |
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20 * 3. All advertising materials mentioning features or use of this |
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21 * software must display the following acknowledgment: |
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22 * "This product includes software developed by the OpenSSL Project |
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23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
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24 * |
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25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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26 * endorse or promote products derived from this software without |
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27 * prior written permission. For written permission, please contact |
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28 * licensing@OpenSSL.org. |
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29 * |
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30 * 5. Products derived from this software may not be called "OpenSSL" |
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31 * nor may "OpenSSL" appear in their names without prior written |
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32 * permission of the OpenSSL Project. |
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33 * |
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34 * 6. Redistributions of any form whatsoever must retain the following |
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35 * acknowledgment: |
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36 * "This product includes software developed by the OpenSSL Project |
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37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
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38 * |
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39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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50 * OF THE POSSIBILITY OF SUCH DAMAGE. |
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51 * ==================================================================== |
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52 * |
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53 * This product includes cryptographic software written by Eric Young |
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54 * (eay@cryptsoft.com). This product includes software written by Tim |
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55 * Hudson (tjh@cryptsoft.com). |
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56 * |
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57 */ |
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58 /* |
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59 © Portions copyright (c) 2006 Nokia Corporation. All rights reserved. |
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60 */ |
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61 #if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__))) |
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62 #include "libcrypto_wsd.h" |
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63 #include "libcrypto_wsd_macros.h" |
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64 #endif |
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65 |
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66 |
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67 #include <stdio.h> |
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68 #include <ctype.h> |
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69 #include "cryptlib.h" |
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70 #include <openssl/asn1.h> |
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71 #include <openssl/objects.h> |
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72 |
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73 |
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74 #ifndef EMULATOR |
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75 static STACK_OF(ASN1_STRING_TABLE) *stable = NULL; |
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76 #else //EMULATOR |
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77 GET_STATIC_VAR_FROM_TLS(stable,a_strnid,STACK_OF(ASN1_STRING_TABLE)*) |
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78 #define stable (*GET_WSD_VAR_NAME(stable,a_strnid, s)()) |
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79 #endif //EMULATOR |
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80 |
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81 static void st_free(ASN1_STRING_TABLE *tbl); |
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82 static int sk_table_cmp(const ASN1_STRING_TABLE * const *a, |
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83 const ASN1_STRING_TABLE * const *b); |
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84 static int table_cmp(const void *a, const void *b); |
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85 |
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86 |
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87 /* This is the global mask for the mbstring functions: this is use to |
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88 * mask out certain types (such as BMPString and UTF8String) because |
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89 * certain software (e.g. Netscape) has problems with them. |
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90 */ |
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91 |
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92 #ifndef EMULATOR |
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93 static unsigned long global_mask = 0xFFFFFFFFL; |
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94 #else |
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95 GET_STATIC_VAR_FROM_TLS(global_mask,a_strnid, unsigned long) |
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96 #define global_mask (*GET_WSD_VAR_NAME(global_mask,a_strnid, s)()) |
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97 #endif |
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98 |
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99 EXPORT_C void ASN1_STRING_set_default_mask(unsigned long mask) |
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100 { |
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101 global_mask = mask; |
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102 } |
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103 |
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104 EXPORT_C unsigned long ASN1_STRING_get_default_mask(void) |
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105 { |
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106 return global_mask; |
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107 } |
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108 |
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109 /* This function sets the default to various "flavours" of configuration. |
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110 * based on an ASCII string. Currently this is: |
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111 * MASK:XXXX : a numerical mask value. |
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112 * nobmp : Don't use BMPStrings (just Printable, T61). |
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113 * pkix : PKIX recommendation in RFC2459. |
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114 * utf8only : only use UTF8Strings (RFC2459 recommendation for 2004). |
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115 * default: the default value, Printable, T61, BMP. |
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116 */ |
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117 |
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118 EXPORT_C int ASN1_STRING_set_default_mask_asc(char *p) |
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119 { |
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120 unsigned long mask; |
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121 char *end; |
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122 if(!strncmp(p, "MASK:", 5)) { |
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123 if(!p[5]) return 0; |
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124 mask = strtoul(p + 5, &end, 0); |
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125 if(*end) return 0; |
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126 } else if(!strcmp(p, "nombstr")) |
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127 mask = ~((unsigned long)(B_ASN1_BMPSTRING|B_ASN1_UTF8STRING)); |
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128 else if(!strcmp(p, "pkix")) |
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129 mask = ~((unsigned long)B_ASN1_T61STRING); |
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130 else if(!strcmp(p, "utf8only")) mask = B_ASN1_UTF8STRING; |
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131 else if(!strcmp(p, "default")) |
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132 mask = 0xFFFFFFFFL; |
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133 else return 0; |
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134 ASN1_STRING_set_default_mask(mask); |
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135 return 1; |
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136 } |
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137 |
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138 /* The following function generates an ASN1_STRING based on limits in a table. |
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139 * Frequently the types and length of an ASN1_STRING are restricted by a |
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140 * corresponding OID. For example certificates and certificate requests. |
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141 */ |
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142 |
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143 EXPORT_C ASN1_STRING *ASN1_STRING_set_by_NID(ASN1_STRING **out, const unsigned char *in, |
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144 int inlen, int inform, int nid) |
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145 { |
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146 ASN1_STRING_TABLE *tbl; |
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147 ASN1_STRING *str = NULL; |
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148 unsigned long mask; |
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149 int ret; |
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150 if(!out) out = &str; |
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151 tbl = ASN1_STRING_TABLE_get(nid); |
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152 if(tbl) { |
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153 mask = tbl->mask; |
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154 if(!(tbl->flags & STABLE_NO_MASK)) mask &= global_mask; |
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155 ret = ASN1_mbstring_ncopy(out, in, inlen, inform, mask, |
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156 tbl->minsize, tbl->maxsize); |
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157 } else ret = ASN1_mbstring_copy(out, in, inlen, inform, DIRSTRING_TYPE & global_mask); |
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158 if(ret <= 0) return NULL; |
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159 return *out; |
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160 } |
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161 |
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162 /* Now the tables and helper functions for the string table: |
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163 */ |
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164 |
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165 /* size limits: this stuff is taken straight from RFC3280 */ |
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166 |
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167 #define ub_name 32768 |
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168 #define ub_common_name 64 |
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169 #define ub_locality_name 128 |
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170 #define ub_state_name 128 |
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171 #define ub_organization_name 64 |
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172 #define ub_organization_unit_name 64 |
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173 #define ub_title 64 |
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174 #define ub_email_address 128 |
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175 #define ub_serial_number 64 |
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176 |
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177 |
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178 /* This table must be kept in NID order */ |
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179 #ifndef EMULATOR |
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180 static ASN1_STRING_TABLE tbl_standard[] = { |
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181 {NID_commonName, 1, ub_common_name, DIRSTRING_TYPE, 0}, |
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182 {NID_countryName, 2, 2, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, |
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183 {NID_localityName, 1, ub_locality_name, DIRSTRING_TYPE, 0}, |
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184 {NID_stateOrProvinceName, 1, ub_state_name, DIRSTRING_TYPE, 0}, |
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185 {NID_organizationName, 1, ub_organization_name, DIRSTRING_TYPE, 0}, |
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186 {NID_organizationalUnitName, 1, ub_organization_unit_name, DIRSTRING_TYPE, 0}, |
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187 {NID_pkcs9_emailAddress, 1, ub_email_address, B_ASN1_IA5STRING, STABLE_NO_MASK}, |
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188 {NID_pkcs9_unstructuredName, 1, -1, PKCS9STRING_TYPE, 0}, |
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189 {NID_pkcs9_challengePassword, 1, -1, PKCS9STRING_TYPE, 0}, |
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190 {NID_pkcs9_unstructuredAddress, 1, -1, DIRSTRING_TYPE, 0}, |
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191 {NID_givenName, 1, ub_name, DIRSTRING_TYPE, 0}, |
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192 {NID_surname, 1, ub_name, DIRSTRING_TYPE, 0}, |
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193 {NID_initials, 1, ub_name, DIRSTRING_TYPE, 0}, |
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194 {NID_serialNumber, 1, ub_serial_number, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, |
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195 {NID_friendlyName, -1, -1, B_ASN1_BMPSTRING, STABLE_NO_MASK}, |
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196 {NID_name, 1, ub_name, DIRSTRING_TYPE, 0}, |
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197 {NID_dnQualifier, -1, -1, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, |
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198 {NID_domainComponent, 1, -1, B_ASN1_IA5STRING, STABLE_NO_MASK}, |
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199 {NID_ms_csp_name, -1, -1, B_ASN1_BMPSTRING, STABLE_NO_MASK} |
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200 }; |
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201 #else //EMULATOR |
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202 const ASN1_STRING_TABLE tbl_standard[] = { |
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203 {NID_commonName, 1, ub_common_name, DIRSTRING_TYPE, 0}, |
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204 {NID_countryName, 2, 2, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, |
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205 {NID_localityName, 1, ub_locality_name, DIRSTRING_TYPE, 0}, |
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206 {NID_stateOrProvinceName, 1, ub_state_name, DIRSTRING_TYPE, 0}, |
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207 {NID_organizationName, 1, ub_organization_name, DIRSTRING_TYPE, 0}, |
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208 {NID_organizationalUnitName, 1, ub_organization_unit_name, DIRSTRING_TYPE, 0}, |
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209 {NID_pkcs9_emailAddress, 1, ub_email_address, B_ASN1_IA5STRING, STABLE_NO_MASK}, |
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210 {NID_pkcs9_unstructuredName, 1, -1, PKCS9STRING_TYPE, 0}, |
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211 {NID_pkcs9_challengePassword, 1, -1, PKCS9STRING_TYPE, 0}, |
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212 {NID_pkcs9_unstructuredAddress, 1, -1, DIRSTRING_TYPE, 0}, |
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213 {NID_givenName, 1, ub_name, DIRSTRING_TYPE, 0}, |
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214 {NID_surname, 1, ub_name, DIRSTRING_TYPE, 0}, |
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215 {NID_initials, 1, ub_name, DIRSTRING_TYPE, 0}, |
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216 {NID_serialNumber, 1, ub_serial_number, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, |
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217 {NID_friendlyName, -1, -1, B_ASN1_BMPSTRING, STABLE_NO_MASK}, |
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218 {NID_name, 1, ub_name, DIRSTRING_TYPE, 0}, |
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219 {NID_dnQualifier, -1, -1, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, |
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220 {NID_domainComponent, 1, -1, B_ASN1_IA5STRING, STABLE_NO_MASK}, |
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221 {NID_ms_csp_name, -1, -1, B_ASN1_BMPSTRING, STABLE_NO_MASK} |
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222 }; |
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223 #endif //EMULATOR |
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224 |
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225 static int sk_table_cmp(const ASN1_STRING_TABLE * const *a, |
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226 const ASN1_STRING_TABLE * const *b) |
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227 { |
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228 return (*a)->nid - (*b)->nid; |
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229 } |
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230 |
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231 static int table_cmp(const void *a, const void *b) |
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232 { |
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233 const ASN1_STRING_TABLE *sa = a, *sb = b; |
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234 return sa->nid - sb->nid; |
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235 } |
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236 |
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237 EXPORT_C ASN1_STRING_TABLE *ASN1_STRING_TABLE_get(int nid) |
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238 { |
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239 int idx; |
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240 ASN1_STRING_TABLE *ttmp; |
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241 ASN1_STRING_TABLE fnd; |
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242 fnd.nid = nid; |
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243 ttmp = (ASN1_STRING_TABLE *) OBJ_bsearch((char *)&fnd, |
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244 (char *)tbl_standard, |
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245 sizeof(tbl_standard)/sizeof(ASN1_STRING_TABLE), |
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246 sizeof(ASN1_STRING_TABLE), table_cmp); |
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247 if(ttmp) return ttmp; |
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248 if(!stable) return NULL; |
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249 idx = sk_ASN1_STRING_TABLE_find(stable, &fnd); |
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250 if(idx < 0) return NULL; |
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251 return sk_ASN1_STRING_TABLE_value(stable, idx); |
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252 } |
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253 |
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254 EXPORT_C int ASN1_STRING_TABLE_add(int nid, |
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255 long minsize, long maxsize, unsigned long mask, |
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256 unsigned long flags) |
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257 { |
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258 ASN1_STRING_TABLE *tmp; |
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259 char new_nid = 0; |
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260 flags &= ~STABLE_FLAGS_MALLOC; |
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261 if(!stable) stable = sk_ASN1_STRING_TABLE_new(sk_table_cmp); |
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262 if(!stable) { |
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263 ASN1err(ASN1_F_ASN1_STRING_TABLE_ADD, ERR_R_MALLOC_FAILURE); |
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264 return 0; |
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265 } |
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266 if(!(tmp = ASN1_STRING_TABLE_get(nid))) { |
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267 tmp = OPENSSL_malloc(sizeof(ASN1_STRING_TABLE)); |
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268 if(!tmp) { |
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269 ASN1err(ASN1_F_ASN1_STRING_TABLE_ADD, |
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270 ERR_R_MALLOC_FAILURE); |
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271 return 0; |
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272 } |
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273 tmp->flags = flags | STABLE_FLAGS_MALLOC; |
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274 tmp->nid = nid; |
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275 new_nid = 1; |
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276 } else tmp->flags = (tmp->flags & STABLE_FLAGS_MALLOC) | flags; |
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277 if(minsize != -1) tmp->minsize = minsize; |
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278 if(maxsize != -1) tmp->maxsize = maxsize; |
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279 tmp->mask = mask; |
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280 if(new_nid) sk_ASN1_STRING_TABLE_push(stable, tmp); |
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281 return 1; |
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282 } |
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283 |
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284 EXPORT_C void ASN1_STRING_TABLE_cleanup(void) |
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285 { |
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286 STACK_OF(ASN1_STRING_TABLE) *tmp; |
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287 tmp = stable; |
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288 if(!tmp) return; |
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289 stable = NULL; |
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290 sk_ASN1_STRING_TABLE_pop_free(tmp, st_free); |
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291 } |
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292 |
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293 static void st_free(ASN1_STRING_TABLE *tbl) |
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294 { |
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295 if(tbl->flags & STABLE_FLAGS_MALLOC) OPENSSL_free(tbl); |
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296 } |
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297 |
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298 |
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299 IMPLEMENT_STACK_OF(ASN1_STRING_TABLE) |
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300 |
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301 #ifdef STRING_TABLE_TEST |
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302 |
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303 main() |
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304 { |
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305 ASN1_STRING_TABLE *tmp; |
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306 int i, last_nid = -1; |
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307 |
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308 for (tmp = tbl_standard, i = 0; |
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309 i < sizeof(tbl_standard)/sizeof(ASN1_STRING_TABLE); i++, tmp++) |
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310 { |
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311 if (tmp->nid < last_nid) |
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312 { |
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313 last_nid = 0; |
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314 break; |
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315 } |
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316 last_nid = tmp->nid; |
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317 } |
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318 |
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319 if (last_nid != 0) |
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320 { |
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321 printf("Table order OK\n"); |
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322 exit(0); |
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323 } |
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324 |
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325 for (tmp = tbl_standard, i = 0; |
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326 i < sizeof(tbl_standard)/sizeof(ASN1_STRING_TABLE); i++, tmp++) |
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327 printf("Index %d, NID %d, Name=%s\n", i, tmp->nid, |
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328 OBJ_nid2ln(tmp->nid)); |
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329 |
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330 } |
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331 |
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332 #endif |