Mercurial > dropbear
annotate libtomcrypt/src/headers/tomcrypt_pk.h @ 1518:b222c027a733
group14-sha256 should be higher than group14-sha1
author | Matt Johnston <matt@ucc.asn.au> |
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date | Sun, 18 Feb 2018 22:47:51 +0800 |
parents | 6dba84798cd5 |
children | e9dba7abd939 |
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1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis |
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2 * |
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3 * LibTomCrypt is a library that provides various cryptographic |
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4 * algorithms in a highly modular and flexible manner. |
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5 * |
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6 * The library is free for all purposes without any express |
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7 * guarantee it works. |
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8 */ |
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9 |
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10 /* ---- NUMBER THEORY ---- */ |
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11 |
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12 enum { |
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13 PK_PUBLIC=0, |
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14 PK_PRIVATE=1 |
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15 }; |
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16 |
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17 /* Indicates standard output formats that can be read e.g. by OpenSSL or GnuTLS */ |
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18 #define PK_STD 0x1000 |
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19 |
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20 int rand_prime(void *N, long len, prng_state *prng, int wprng); |
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21 |
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22 #ifdef LTC_SOURCE |
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23 /* internal helper functions */ |
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24 int rand_bn_bits(void *N, int bits, prng_state *prng, int wprng); |
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25 int rand_bn_upto(void *N, void *limit, prng_state *prng, int wprng); |
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26 |
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27 enum public_key_algorithms { |
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28 PKA_RSA, |
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29 PKA_DSA |
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30 }; |
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31 |
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32 typedef struct Oid { |
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33 unsigned long OID[16]; |
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34 /** Number of OID digits in use */ |
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35 unsigned long OIDlen; |
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36 } oid_st; |
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37 |
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38 int pk_get_oid(int pk, oid_st *st); |
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39 #endif /* LTC_SOURCE */ |
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40 |
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41 /* ---- RSA ---- */ |
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42 #ifdef LTC_MRSA |
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43 |
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44 /** RSA PKCS style key */ |
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45 typedef struct Rsa_key { |
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46 /** Type of key, PK_PRIVATE or PK_PUBLIC */ |
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47 int type; |
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48 /** The public exponent */ |
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49 void *e; |
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50 /** The private exponent */ |
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51 void *d; |
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52 /** The modulus */ |
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53 void *N; |
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54 /** The p factor of N */ |
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55 void *p; |
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56 /** The q factor of N */ |
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57 void *q; |
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58 /** The 1/q mod p CRT param */ |
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59 void *qP; |
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60 /** The d mod (p - 1) CRT param */ |
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61 void *dP; |
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62 /** The d mod (q - 1) CRT param */ |
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63 void *dQ; |
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64 } rsa_key; |
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65 |
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66 int rsa_make_key(prng_state *prng, int wprng, int size, long e, rsa_key *key); |
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67 |
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68 int rsa_get_size(rsa_key *key); |
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69 |
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70 int rsa_exptmod(const unsigned char *in, unsigned long inlen, |
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71 unsigned char *out, unsigned long *outlen, int which, |
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72 rsa_key *key); |
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73 |
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74 void rsa_free(rsa_key *key); |
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75 |
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76 /* These use PKCS #1 v2.0 padding */ |
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77 #define rsa_encrypt_key(_in, _inlen, _out, _outlen, _lparam, _lparamlen, _prng, _prng_idx, _hash_idx, _key) \ |
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78 rsa_encrypt_key_ex(_in, _inlen, _out, _outlen, _lparam, _lparamlen, _prng, _prng_idx, _hash_idx, LTC_PKCS_1_OAEP, _key) |
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79 |
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80 #define rsa_decrypt_key(_in, _inlen, _out, _outlen, _lparam, _lparamlen, _hash_idx, _stat, _key) \ |
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81 rsa_decrypt_key_ex(_in, _inlen, _out, _outlen, _lparam, _lparamlen, _hash_idx, LTC_PKCS_1_OAEP, _stat, _key) |
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82 |
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83 #define rsa_sign_hash(_in, _inlen, _out, _outlen, _prng, _prng_idx, _hash_idx, _saltlen, _key) \ |
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84 rsa_sign_hash_ex(_in, _inlen, _out, _outlen, LTC_PKCS_1_PSS, _prng, _prng_idx, _hash_idx, _saltlen, _key) |
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85 |
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86 #define rsa_verify_hash(_sig, _siglen, _hash, _hashlen, _hash_idx, _saltlen, _stat, _key) \ |
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87 rsa_verify_hash_ex(_sig, _siglen, _hash, _hashlen, LTC_PKCS_1_PSS, _hash_idx, _saltlen, _stat, _key) |
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88 |
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89 #define rsa_sign_saltlen_get_max(_hash_idx, _key) \ |
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90 rsa_sign_saltlen_get_max_ex(LTC_PKCS_1_PSS, _hash_idx, _key) |
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91 |
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92 /* These can be switched between PKCS #1 v2.x and PKCS #1 v1.5 paddings */ |
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93 int rsa_encrypt_key_ex(const unsigned char *in, unsigned long inlen, |
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94 unsigned char *out, unsigned long *outlen, |
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95 const unsigned char *lparam, unsigned long lparamlen, |
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96 prng_state *prng, int prng_idx, int hash_idx, int padding, rsa_key *key); |
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97 |
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98 int rsa_decrypt_key_ex(const unsigned char *in, unsigned long inlen, |
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99 unsigned char *out, unsigned long *outlen, |
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100 const unsigned char *lparam, unsigned long lparamlen, |
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101 int hash_idx, int padding, |
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102 int *stat, rsa_key *key); |
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103 |
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104 int rsa_sign_hash_ex(const unsigned char *in, unsigned long inlen, |
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105 unsigned char *out, unsigned long *outlen, |
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106 int padding, |
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107 prng_state *prng, int prng_idx, |
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108 int hash_idx, unsigned long saltlen, |
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109 rsa_key *key); |
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110 |
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111 int rsa_verify_hash_ex(const unsigned char *sig, unsigned long siglen, |
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112 const unsigned char *hash, unsigned long hashlen, |
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113 int padding, |
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114 int hash_idx, unsigned long saltlen, |
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115 int *stat, rsa_key *key); |
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116 |
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117 int rsa_sign_saltlen_get_max_ex(int padding, int hash_idx, rsa_key *key); |
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118 |
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119 /* PKCS #1 import/export */ |
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120 int rsa_export(unsigned char *out, unsigned long *outlen, int type, rsa_key *key); |
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121 int rsa_import(const unsigned char *in, unsigned long inlen, rsa_key *key); |
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122 |
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123 int rsa_import_x509(const unsigned char *in, unsigned long inlen, rsa_key *key); |
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124 int rsa_import_pkcs8(const unsigned char *in, unsigned long inlen, |
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125 const void *passwd, unsigned long passwdlen, rsa_key *key); |
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126 |
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127 int rsa_set_key(const unsigned char *N, unsigned long Nlen, |
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128 const unsigned char *e, unsigned long elen, |
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129 const unsigned char *d, unsigned long dlen, |
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130 rsa_key *key); |
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131 int rsa_set_factors(const unsigned char *p, unsigned long plen, |
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132 const unsigned char *q, unsigned long qlen, |
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133 rsa_key *key); |
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134 int rsa_set_crt_params(const unsigned char *dP, unsigned long dPlen, |
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135 const unsigned char *dQ, unsigned long dQlen, |
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136 const unsigned char *qP, unsigned long qPlen, |
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137 rsa_key *key); |
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138 #endif |
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139 |
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140 /* ---- Katja ---- */ |
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141 #ifdef LTC_MKAT |
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142 |
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143 /* Min and Max KAT key sizes (in bits) */ |
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144 #define MIN_KAT_SIZE 1024 |
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145 #define MAX_KAT_SIZE 4096 |
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146 |
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147 /** Katja PKCS style key */ |
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148 typedef struct KAT_key { |
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149 /** Type of key, PK_PRIVATE or PK_PUBLIC */ |
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150 int type; |
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151 /** The private exponent */ |
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152 void *d; |
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153 /** The modulus */ |
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154 void *N; |
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155 /** The p factor of N */ |
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156 void *p; |
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157 /** The q factor of N */ |
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158 void *q; |
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159 /** The 1/q mod p CRT param */ |
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160 void *qP; |
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161 /** The d mod (p - 1) CRT param */ |
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162 void *dP; |
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163 /** The d mod (q - 1) CRT param */ |
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164 void *dQ; |
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165 /** The pq param */ |
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166 void *pq; |
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167 } katja_key; |
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168 |
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169 int katja_make_key(prng_state *prng, int wprng, int size, katja_key *key); |
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170 |
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171 int katja_exptmod(const unsigned char *in, unsigned long inlen, |
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172 unsigned char *out, unsigned long *outlen, int which, |
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173 katja_key *key); |
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174 |
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175 void katja_free(katja_key *key); |
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176 |
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177 /* These use PKCS #1 v2.0 padding */ |
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178 int katja_encrypt_key(const unsigned char *in, unsigned long inlen, |
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179 unsigned char *out, unsigned long *outlen, |
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180 const unsigned char *lparam, unsigned long lparamlen, |
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181 prng_state *prng, int prng_idx, int hash_idx, katja_key *key); |
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182 |
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183 int katja_decrypt_key(const unsigned char *in, unsigned long inlen, |
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184 unsigned char *out, unsigned long *outlen, |
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185 const unsigned char *lparam, unsigned long lparamlen, |
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186 int hash_idx, int *stat, |
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187 katja_key *key); |
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188 |
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189 /* PKCS #1 import/export */ |
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190 int katja_export(unsigned char *out, unsigned long *outlen, int type, katja_key *key); |
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191 int katja_import(const unsigned char *in, unsigned long inlen, katja_key *key); |
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192 |
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193 #endif |
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194 |
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195 /* ---- DH Routines ---- */ |
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196 #ifdef LTC_MDH |
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197 |
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198 typedef struct { |
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199 int type; |
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200 void *x; |
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201 void *y; |
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202 void *base; |
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203 void *prime; |
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204 } dh_key; |
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205 |
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206 int dh_get_groupsize(dh_key *key); |
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207 |
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208 int dh_export(unsigned char *out, unsigned long *outlen, int type, dh_key *key); |
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209 int dh_import(const unsigned char *in, unsigned long inlen, dh_key *key); |
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210 |
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211 int dh_set_pg(const unsigned char *p, unsigned long plen, |
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212 const unsigned char *g, unsigned long glen, |
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213 dh_key *key); |
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214 int dh_set_pg_dhparam(const unsigned char *dhparam, unsigned long dhparamlen, dh_key *key); |
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215 int dh_set_pg_groupsize(int groupsize, dh_key *key); |
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216 |
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217 int dh_set_key(const unsigned char *in, unsigned long inlen, int type, dh_key *key); |
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218 int dh_generate_key(prng_state *prng, int wprng, dh_key *key); |
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219 |
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220 int dh_shared_secret(dh_key *private_key, dh_key *public_key, |
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221 unsigned char *out, unsigned long *outlen); |
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222 |
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223 void dh_free(dh_key *key); |
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224 |
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225 int dh_export_key(void *out, unsigned long *outlen, int type, dh_key *key); |
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226 |
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227 #ifdef LTC_SOURCE |
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228 typedef struct { |
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229 int size; |
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230 const char *name, *base, *prime; |
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231 } ltc_dh_set_type; |
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232 |
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233 extern const ltc_dh_set_type ltc_dh_sets[]; |
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234 |
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235 /* internal helper functions */ |
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236 int dh_check_pubkey(dh_key *key); |
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237 #endif |
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238 |
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239 #endif /* LTC_MDH */ |
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240 |
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241 |
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242 /* ---- ECC Routines ---- */ |
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243 #ifdef LTC_MECC |
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244 |
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245 /* size of our temp buffers for exported keys */ |
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246 #define ECC_BUF_SIZE 256 |
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247 |
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248 /* max private key size */ |
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249 #define ECC_MAXSIZE 66 |
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250 |
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251 /** Structure defines a NIST GF(p) curve */ |
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252 typedef struct { |
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253 /** The size of the curve in octets */ |
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254 int size; |
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255 |
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256 /** name of curve */ |
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257 const char *name; |
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258 |
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259 /** The prime that defines the field the curve is in (encoded in hex) */ |
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260 const char *prime; |
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261 |
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262 /** The fields B param (hex) */ |
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263 const char *B; |
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264 |
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265 /** The order of the curve (hex) */ |
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266 const char *order; |
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267 |
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268 /** The x co-ordinate of the base point on the curve (hex) */ |
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269 const char *Gx; |
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270 |
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271 /** The y co-ordinate of the base point on the curve (hex) */ |
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272 const char *Gy; |
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273 } ltc_ecc_set_type; |
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274 |
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275 /** A point on a ECC curve, stored in Jacbobian format such that (x,y,z) => (x/z^2, y/z^3, 1) when interpretted as affine */ |
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276 typedef struct { |
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277 /** The x co-ordinate */ |
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278 void *x; |
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279 |
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280 /** The y co-ordinate */ |
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281 void *y; |
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282 |
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283 /** The z co-ordinate */ |
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284 void *z; |
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285 } ecc_point; |
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286 |
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287 /** An ECC key */ |
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288 typedef struct { |
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289 /** Type of key, PK_PRIVATE or PK_PUBLIC */ |
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290 int type; |
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291 |
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292 /** Index into the ltc_ecc_sets[] for the parameters of this curve; if -1, then this key is using user supplied curve in dp */ |
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293 int idx; |
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294 |
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295 /** pointer to domain parameters; either points to NIST curves (identified by idx >= 0) or user supplied curve */ |
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296 const ltc_ecc_set_type *dp; |
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297 |
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298 /** The public key */ |
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299 ecc_point pubkey; |
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300 |
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301 /** The private key */ |
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302 void *k; |
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303 } ecc_key; |
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304 |
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305 /** the ECC params provided */ |
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306 extern const ltc_ecc_set_type ltc_ecc_sets[]; |
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307 |
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308 int ecc_test(void); |
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309 void ecc_sizes(int *low, int *high); |
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310 int ecc_get_size(ecc_key *key); |
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311 |
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312 int ecc_make_key(prng_state *prng, int wprng, int keysize, ecc_key *key); |
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313 int ecc_make_key_ex(prng_state *prng, int wprng, ecc_key *key, const ltc_ecc_set_type *dp); |
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314 void ecc_free(ecc_key *key); |
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315 |
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316 int ecc_export(unsigned char *out, unsigned long *outlen, int type, ecc_key *key); |
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317 int ecc_import(const unsigned char *in, unsigned long inlen, ecc_key *key); |
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318 int ecc_import_ex(const unsigned char *in, unsigned long inlen, ecc_key *key, const ltc_ecc_set_type *dp); |
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319 |
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320 int ecc_ansi_x963_export(ecc_key *key, unsigned char *out, unsigned long *outlen); |
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321 int ecc_ansi_x963_import(const unsigned char *in, unsigned long inlen, ecc_key *key); |
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322 int ecc_ansi_x963_import_ex(const unsigned char *in, unsigned long inlen, ecc_key *key, ltc_ecc_set_type *dp); |
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323 |
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324 int ecc_shared_secret(ecc_key *private_key, ecc_key *public_key, |
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325 unsigned char *out, unsigned long *outlen); |
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326 |
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327 int ecc_encrypt_key(const unsigned char *in, unsigned long inlen, |
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328 unsigned char *out, unsigned long *outlen, |
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329 prng_state *prng, int wprng, int hash, |
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330 ecc_key *key); |
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331 |
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332 int ecc_decrypt_key(const unsigned char *in, unsigned long inlen, |
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333 unsigned char *out, unsigned long *outlen, |
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334 ecc_key *key); |
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335 |
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336 int ecc_sign_hash_rfc7518(const unsigned char *in, unsigned long inlen, |
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337 unsigned char *out, unsigned long *outlen, |
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338 prng_state *prng, int wprng, ecc_key *key); |
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339 |
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340 int ecc_sign_hash(const unsigned char *in, unsigned long inlen, |
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341 unsigned char *out, unsigned long *outlen, |
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342 prng_state *prng, int wprng, ecc_key *key); |
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343 |
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344 int ecc_verify_hash_rfc7518(const unsigned char *sig, unsigned long siglen, |
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345 const unsigned char *hash, unsigned long hashlen, |
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346 int *stat, ecc_key *key); |
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347 |
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348 int ecc_verify_hash(const unsigned char *sig, unsigned long siglen, |
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349 const unsigned char *hash, unsigned long hashlen, |
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350 int *stat, ecc_key *key); |
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351 |
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352 /* low level functions */ |
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353 ecc_point *ltc_ecc_new_point(void); |
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354 void ltc_ecc_del_point(ecc_point *p); |
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355 int ltc_ecc_is_valid_idx(int n); |
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356 |
382
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357 /* point ops (mp == montgomery digit) */ |
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358 #if !defined(LTC_MECC_ACCEL) || defined(LTM_DESC) || defined(GMP_DESC) |
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359 /* R = 2P */ |
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360 int ltc_ecc_projective_dbl_point(ecc_point *P, ecc_point *R, void *modulus, void *mp); |
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361 |
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362 /* R = P + Q */ |
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363 int ltc_ecc_projective_add_point(ecc_point *P, ecc_point *Q, ecc_point *R, void *modulus, void *mp); |
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364 #endif |
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365 |
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366 #if defined(LTC_MECC_FP) |
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367 /* optimized point multiplication using fixed point cache (HAC algorithm 14.117) */ |
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368 int ltc_ecc_fp_mulmod(void *k, ecc_point *G, ecc_point *R, void *modulus, int map); |
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369 |
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370 /* functions for saving/loading/freeing/adding to fixed point cache */ |
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371 int ltc_ecc_fp_save_state(unsigned char **out, unsigned long *outlen); |
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372 int ltc_ecc_fp_restore_state(unsigned char *in, unsigned long inlen); |
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373 void ltc_ecc_fp_free(void); |
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374 int ltc_ecc_fp_add_point(ecc_point *g, void *modulus, int lock); |
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375 |
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376 /* lock/unlock all points currently in fixed point cache */ |
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377 void ltc_ecc_fp_tablelock(int lock); |
382
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378 #endif |
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379 |
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380 /* R = kG */ |
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381 int ltc_ecc_mulmod(void *k, ecc_point *G, ecc_point *R, void *modulus, int map); |
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382 |
382
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383 #ifdef LTC_ECC_SHAMIR |
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384 /* kA*A + kB*B = C */ |
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385 int ltc_ecc_mul2add(ecc_point *A, void *kA, |
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386 ecc_point *B, void *kB, |
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387 ecc_point *C, |
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388 void *modulus); |
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389 |
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390 #ifdef LTC_MECC_FP |
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391 /* Shamir's trick with optimized point multiplication using fixed point cache */ |
382
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392 int ltc_ecc_fp_mul2add(ecc_point *A, void *kA, |
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393 ecc_point *B, void *kB, |
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394 ecc_point *C, void *modulus); |
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395 #endif |
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396 |
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397 #endif |
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398 |
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399 |
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400 /* map P to affine from projective */ |
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401 int ltc_ecc_map(ecc_point *P, void *modulus, void *mp); |
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402 |
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403 #endif |
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404 |
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405 #ifdef LTC_MDSA |
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406 |
382
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407 /* Max diff between group and modulus size in bytes */ |
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408 #define LTC_MDSA_DELTA 512 |
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409 |
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410 /* Max DSA group size in bytes (default allows 4k-bit groups) */ |
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411 #define LTC_MDSA_MAX_GROUP 512 |
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412 |
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413 /** DSA key structure */ |
285
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414 typedef struct { |
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415 /** The key type, PK_PRIVATE or PK_PUBLIC */ |
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416 int type; |
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417 |
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418 /** The order of the sub-group used in octets */ |
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419 int qord; |
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420 |
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421 /** The generator */ |
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422 void *g; |
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423 |
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424 /** The prime used to generate the sub-group */ |
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425 void *q; |
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426 |
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427 /** The large prime that generats the field the contains the sub-group */ |
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428 void *p; |
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429 |
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430 /** The private key */ |
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431 void *x; |
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432 |
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433 /** The public key */ |
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434 void *y; |
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435 } dsa_key; |
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436 |
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437 int dsa_make_key(prng_state *prng, int wprng, int group_size, int modulus_size, dsa_key *key); |
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438 |
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439 int dsa_set_pqg(const unsigned char *p, unsigned long plen, |
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440 const unsigned char *q, unsigned long qlen, |
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441 const unsigned char *g, unsigned long glen, |
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442 dsa_key *key); |
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443 int dsa_set_pqg_dsaparam(const unsigned char *dsaparam, unsigned long dsaparamlen, dsa_key *key); |
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444 int dsa_generate_pqg(prng_state *prng, int wprng, int group_size, int modulus_size, dsa_key *key); |
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445 |
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446 int dsa_set_key(const unsigned char *in, unsigned long inlen, int type, dsa_key *key); |
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447 int dsa_generate_key(prng_state *prng, int wprng, dsa_key *key); |
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448 |
285
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449 void dsa_free(dsa_key *key); |
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450 |
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451 int dsa_sign_hash_raw(const unsigned char *in, unsigned long inlen, |
382
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452 void *r, void *s, |
285
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453 prng_state *prng, int wprng, dsa_key *key); |
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454 |
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455 int dsa_sign_hash(const unsigned char *in, unsigned long inlen, |
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456 unsigned char *out, unsigned long *outlen, |
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457 prng_state *prng, int wprng, dsa_key *key); |
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458 |
382
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459 int dsa_verify_hash_raw( void *r, void *s, |
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460 const unsigned char *hash, unsigned long hashlen, |
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461 int *stat, dsa_key *key); |
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462 |
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463 int dsa_verify_hash(const unsigned char *sig, unsigned long siglen, |
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464 const unsigned char *hash, unsigned long hashlen, |
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465 int *stat, dsa_key *key); |
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466 |
382
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467 int dsa_encrypt_key(const unsigned char *in, unsigned long inlen, |
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468 unsigned char *out, unsigned long *outlen, |
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469 prng_state *prng, int wprng, int hash, |
382
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470 dsa_key *key); |
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471 |
382
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472 int dsa_decrypt_key(const unsigned char *in, unsigned long inlen, |
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473 unsigned char *out, unsigned long *outlen, |
382
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474 dsa_key *key); |
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475 |
285
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476 int dsa_import(const unsigned char *in, unsigned long inlen, dsa_key *key); |
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477 int dsa_export(unsigned char *out, unsigned long *outlen, int type, dsa_key *key); |
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478 int dsa_verify_key(dsa_key *key, int *stat); |
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479 #ifdef LTC_SOURCE |
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480 /* internal helper functions */ |
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481 int dsa_int_validate_xy(dsa_key *key, int *stat); |
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482 int dsa_int_validate_pqg(dsa_key *key, int *stat); |
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483 int dsa_int_validate_primes(dsa_key *key, int *stat); |
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484 #endif |
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485 int dsa_shared_secret(void *private_key, void *base, |
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486 dsa_key *public_key, |
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487 unsigned char *out, unsigned long *outlen); |
285
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488 #endif |
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489 |
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490 #ifdef LTC_DER |
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491 /* DER handling */ |
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492 |
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493 typedef enum ltc_asn1_type_ { |
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494 /* 0 */ |
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495 LTC_ASN1_EOL, |
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496 LTC_ASN1_BOOLEAN, |
285
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497 LTC_ASN1_INTEGER, |
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498 LTC_ASN1_SHORT_INTEGER, |
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499 LTC_ASN1_BIT_STRING, |
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500 /* 5 */ |
285
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501 LTC_ASN1_OCTET_STRING, |
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502 LTC_ASN1_NULL, |
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503 LTC_ASN1_OBJECT_IDENTIFIER, |
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504 LTC_ASN1_IA5_STRING, |
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505 LTC_ASN1_PRINTABLE_STRING, |
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506 /* 10 */ |
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507 LTC_ASN1_UTF8_STRING, |
285
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508 LTC_ASN1_UTCTIME, |
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509 LTC_ASN1_CHOICE, |
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510 LTC_ASN1_SEQUENCE, |
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511 LTC_ASN1_SET, |
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512 /* 15 */ |
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513 LTC_ASN1_SETOF, |
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514 LTC_ASN1_RAW_BIT_STRING, |
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515 LTC_ASN1_TELETEX_STRING, |
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516 LTC_ASN1_CONSTRUCTED, |
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517 LTC_ASN1_CONTEXT_SPECIFIC, |
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518 /* 20 */ |
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519 LTC_ASN1_GENERALIZEDTIME, |
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520 } ltc_asn1_type; |
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521 |
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522 /** A LTC ASN.1 list type */ |
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523 typedef struct ltc_asn1_list_ { |
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524 /** The LTC ASN.1 enumerated type identifier */ |
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525 ltc_asn1_type type; |
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526 /** The data to encode or place for decoding */ |
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527 void *data; |
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528 /** The size of the input or resulting output */ |
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529 unsigned long size; |
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530 /** The used flag, this is used by the CHOICE ASN.1 type to indicate which choice was made */ |
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531 int used; |
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532 /** prev/next entry in the list */ |
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533 struct ltc_asn1_list_ *prev, *next, *child, *parent; |
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534 } ltc_asn1_list; |
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535 |
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536 #define LTC_SET_ASN1(list, index, Type, Data, Size) \ |
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537 do { \ |
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538 int LTC_MACRO_temp = (index); \ |
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539 ltc_asn1_list *LTC_MACRO_list = (list); \ |
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540 LTC_MACRO_list[LTC_MACRO_temp].type = (Type); \ |
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541 LTC_MACRO_list[LTC_MACRO_temp].data = (void*)(Data); \ |
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542 LTC_MACRO_list[LTC_MACRO_temp].size = (Size); \ |
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543 LTC_MACRO_list[LTC_MACRO_temp].used = 0; \ |
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544 } while (0) |
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545 |
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546 /* SEQUENCE */ |
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547 int der_encode_sequence_ex(ltc_asn1_list *list, unsigned long inlen, |
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548 unsigned char *out, unsigned long *outlen, int type_of); |
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549 |
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550 #define der_encode_sequence(list, inlen, out, outlen) der_encode_sequence_ex(list, inlen, out, outlen, LTC_ASN1_SEQUENCE) |
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551 |
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552 int der_decode_sequence_ex(const unsigned char *in, unsigned long inlen, |
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553 ltc_asn1_list *list, unsigned long outlen, int ordered); |
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554 |
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555 #define der_decode_sequence(in, inlen, list, outlen) der_decode_sequence_ex(in, inlen, list, outlen, 1) |
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556 |
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557 int der_length_sequence(ltc_asn1_list *list, unsigned long inlen, |
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558 unsigned long *outlen); |
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559 |
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560 |
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561 #ifdef LTC_SOURCE |
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562 /* internal helper functions */ |
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563 int der_length_sequence_ex(ltc_asn1_list *list, unsigned long inlen, |
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564 unsigned long *outlen, unsigned long *payloadlen); |
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565 /* SUBJECT PUBLIC KEY INFO */ |
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566 int der_encode_subject_public_key_info(unsigned char *out, unsigned long *outlen, |
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567 unsigned int algorithm, void* public_key, unsigned long public_key_len, |
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568 unsigned long parameters_type, void* parameters, unsigned long parameters_len); |
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569 |
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570 int der_decode_subject_public_key_info(const unsigned char *in, unsigned long inlen, |
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571 unsigned int algorithm, void* public_key, unsigned long* public_key_len, |
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572 unsigned long parameters_type, ltc_asn1_list* parameters, unsigned long parameters_len); |
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573 #endif /* LTC_SOURCE */ |
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574 |
382
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575 /* SET */ |
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576 #define der_decode_set(in, inlen, list, outlen) der_decode_sequence_ex(in, inlen, list, outlen, 0) |
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577 #define der_length_set der_length_sequence |
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578 int der_encode_set(ltc_asn1_list *list, unsigned long inlen, |
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579 unsigned char *out, unsigned long *outlen); |
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580 |
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581 int der_encode_setof(ltc_asn1_list *list, unsigned long inlen, |
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582 unsigned char *out, unsigned long *outlen); |
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583 |
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584 /* VA list handy helpers with triplets of <type, size, data> */ |
285
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585 int der_encode_sequence_multi(unsigned char *out, unsigned long *outlen, ...); |
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586 int der_decode_sequence_multi(const unsigned char *in, unsigned long inlen, ...); |
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587 |
382
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588 /* FLEXI DECODER handle unknown list decoder */ |
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589 int der_decode_sequence_flexi(const unsigned char *in, unsigned long *inlen, ltc_asn1_list **out); |
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590 #define der_free_sequence_flexi der_sequence_free |
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591 void der_sequence_free(ltc_asn1_list *in); |
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592 void der_sequence_shrink(ltc_asn1_list *in); |
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593 |
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594 /* BOOLEAN */ |
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595 int der_length_boolean(unsigned long *outlen); |
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596 int der_encode_boolean(int in, |
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597 unsigned char *out, unsigned long *outlen); |
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598 int der_decode_boolean(const unsigned char *in, unsigned long inlen, |
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599 int *out); |
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600 /* INTEGER */ |
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601 int der_encode_integer(void *num, unsigned char *out, unsigned long *outlen); |
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602 int der_decode_integer(const unsigned char *in, unsigned long inlen, void *num); |
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603 int der_length_integer(void *num, unsigned long *len); |
285
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604 |
1b9e69c058d2
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605 /* INTEGER -- handy for 0..2^32-1 values */ |
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606 int der_decode_short_integer(const unsigned char *in, unsigned long inlen, unsigned long *num); |
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607 int der_encode_short_integer(unsigned long num, unsigned char *out, unsigned long *outlen); |
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608 int der_length_short_integer(unsigned long num, unsigned long *outlen); |
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609 |
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610 /* BIT STRING */ |
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611 int der_encode_bit_string(const unsigned char *in, unsigned long inlen, |
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612 unsigned char *out, unsigned long *outlen); |
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613 int der_decode_bit_string(const unsigned char *in, unsigned long inlen, |
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614 unsigned char *out, unsigned long *outlen); |
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615 int der_encode_raw_bit_string(const unsigned char *in, unsigned long inlen, |
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616 unsigned char *out, unsigned long *outlen); |
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617 int der_decode_raw_bit_string(const unsigned char *in, unsigned long inlen, |
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618 unsigned char *out, unsigned long *outlen); |
285
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619 int der_length_bit_string(unsigned long nbits, unsigned long *outlen); |
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620 |
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621 /* OCTET STRING */ |
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622 int der_encode_octet_string(const unsigned char *in, unsigned long inlen, |
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623 unsigned char *out, unsigned long *outlen); |
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624 int der_decode_octet_string(const unsigned char *in, unsigned long inlen, |
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625 unsigned char *out, unsigned long *outlen); |
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626 int der_length_octet_string(unsigned long noctets, unsigned long *outlen); |
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627 |
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628 /* OBJECT IDENTIFIER */ |
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629 int der_encode_object_identifier(unsigned long *words, unsigned long nwords, |
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630 unsigned char *out, unsigned long *outlen); |
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631 int der_decode_object_identifier(const unsigned char *in, unsigned long inlen, |
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632 unsigned long *words, unsigned long *outlen); |
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633 int der_length_object_identifier(unsigned long *words, unsigned long nwords, unsigned long *outlen); |
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634 unsigned long der_object_identifier_bits(unsigned long x); |
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635 |
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636 /* IA5 STRING */ |
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637 int der_encode_ia5_string(const unsigned char *in, unsigned long inlen, |
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638 unsigned char *out, unsigned long *outlen); |
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639 int der_decode_ia5_string(const unsigned char *in, unsigned long inlen, |
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640 unsigned char *out, unsigned long *outlen); |
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641 int der_length_ia5_string(const unsigned char *octets, unsigned long noctets, unsigned long *outlen); |
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642 |
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643 int der_ia5_char_encode(int c); |
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644 int der_ia5_value_decode(int v); |
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645 |
1471
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646 /* TELETEX STRING */ |
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647 int der_decode_teletex_string(const unsigned char *in, unsigned long inlen, |
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648 unsigned char *out, unsigned long *outlen); |
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649 int der_length_teletex_string(const unsigned char *octets, unsigned long noctets, unsigned long *outlen); |
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650 |
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651 #ifdef LTC_SOURCE |
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652 /* internal helper functions */ |
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653 int der_teletex_char_encode(int c); |
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654 int der_teletex_value_decode(int v); |
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655 #endif /* LTC_SOURCE */ |
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656 |
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657 |
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658 /* PRINTABLE STRING */ |
285
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659 int der_encode_printable_string(const unsigned char *in, unsigned long inlen, |
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660 unsigned char *out, unsigned long *outlen); |
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661 int der_decode_printable_string(const unsigned char *in, unsigned long inlen, |
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662 unsigned char *out, unsigned long *outlen); |
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663 int der_length_printable_string(const unsigned char *octets, unsigned long noctets, unsigned long *outlen); |
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664 |
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665 int der_printable_char_encode(int c); |
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666 int der_printable_value_decode(int v); |
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667 |
382
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668 /* UTF-8 */ |
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669 #if (defined(SIZE_MAX) || __STDC_VERSION__ >= 199901L || defined(WCHAR_MAX) || defined(__WCHAR_MAX__) || defined(_WCHAR_T) || defined(_WCHAR_T_DEFINED) || defined (__WCHAR_TYPE__)) && !defined(LTC_NO_WCHAR) |
382
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670 #include <wchar.h> |
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671 #if defined(__WCHAR_MAX__) |
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672 #define LTC_WCHAR_MAX __WCHAR_MAX__ |
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673 #elif defined(WCHAR_MAX) |
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674 #define LTC_WCHAR_MAX WCHAR_MAX |
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675 #endif |
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676 /* please note that it might happen that LTC_WCHAR_MAX is undefined */ |
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677 #else |
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678 typedef ulong32 wchar_t; |
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679 #define LTC_WCHAR_MAX 0xFFFFFFFF |
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680 #endif |
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681 |
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682 int der_encode_utf8_string(const wchar_t *in, unsigned long inlen, |
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683 unsigned char *out, unsigned long *outlen); |
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684 |
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685 int der_decode_utf8_string(const unsigned char *in, unsigned long inlen, |
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686 wchar_t *out, unsigned long *outlen); |
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687 unsigned long der_utf8_charsize(const wchar_t c); |
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688 #ifdef LTC_SOURCE |
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689 /* internal helper functions */ |
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690 int der_utf8_valid_char(const wchar_t c); |
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691 #endif /* LTC_SOURCE */ |
382
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692 int der_length_utf8_string(const wchar_t *in, unsigned long noctets, unsigned long *outlen); |
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693 |
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694 |
285
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695 /* CHOICE */ |
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696 int der_decode_choice(const unsigned char *in, unsigned long *inlen, |
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697 ltc_asn1_list *list, unsigned long outlen); |
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698 |
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699 /* UTCTime */ |
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700 typedef struct { |
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701 unsigned YY, /* year */ |
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702 MM, /* month */ |
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703 DD, /* day */ |
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704 hh, /* hour */ |
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705 mm, /* minute */ |
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706 ss, /* second */ |
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707 off_dir, /* timezone offset direction 0 == +, 1 == - */ |
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708 off_hh, /* timezone offset hours */ |
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709 off_mm; /* timezone offset minutes */ |
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710 } ltc_utctime; |
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711 |
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712 int der_encode_utctime(ltc_utctime *utctime, |
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713 unsigned char *out, unsigned long *outlen); |
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714 |
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715 int der_decode_utctime(const unsigned char *in, unsigned long *inlen, |
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716 ltc_utctime *out); |
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717 |
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718 int der_length_utctime(ltc_utctime *utctime, unsigned long *outlen); |
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719 |
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720 /* GeneralizedTime */ |
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721 typedef struct { |
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722 unsigned YYYY, /* year */ |
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723 MM, /* month */ |
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724 DD, /* day */ |
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725 hh, /* hour */ |
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726 mm, /* minute */ |
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727 ss, /* second */ |
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728 fs, /* fractional seconds */ |
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729 off_dir, /* timezone offset direction 0 == +, 1 == - */ |
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730 off_hh, /* timezone offset hours */ |
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731 off_mm; /* timezone offset minutes */ |
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732 } ltc_generalizedtime; |
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733 |
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734 int der_encode_generalizedtime(ltc_generalizedtime *gtime, |
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735 unsigned char *out, unsigned long *outlen); |
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736 |
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737 int der_decode_generalizedtime(const unsigned char *in, unsigned long *inlen, |
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738 ltc_generalizedtime *out); |
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739 |
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740 int der_length_generalizedtime(ltc_generalizedtime *gtime, unsigned long *outlen); |
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741 |
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742 |
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743 #endif |
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744 |
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745 /* ref: $Format:%D$ */ |
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746 /* git commit: $Format:%H$ */ |
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747 /* commit time: $Format:%ai$ */ |