Mercurial > dropbear
annotate libtomcrypt/src/headers/tomcrypt_mac.h @ 998:3a32727986ee
Allow configure with libtomcrypt/libtommath directories missing
if using bundled libraries
author | Elan Ruusamäe <glen@delfi.ee> |
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date | Wed, 28 Jan 2015 22:05:24 +0800 |
parents | 0cbe8f6dbf9e |
children | f849a5ca2efc |
rev | line source |
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382
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1 #ifdef LTC_HMAC |
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2 typedef struct Hmac_state { |
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3 hash_state md; |
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4 int hash; |
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5 hash_state hashstate; |
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6 unsigned char *key; |
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7 } hmac_state; |
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8 |
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9 int hmac_init(hmac_state *hmac, int hash, const unsigned char *key, unsigned long keylen); |
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10 int hmac_process(hmac_state *hmac, const unsigned char *in, unsigned long inlen); |
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11 int hmac_done(hmac_state *hmac, unsigned char *out, unsigned long *outlen); |
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12 int hmac_test(void); |
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13 int hmac_memory(int hash, |
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14 const unsigned char *key, unsigned long keylen, |
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15 const unsigned char *in, unsigned long inlen, |
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16 unsigned char *out, unsigned long *outlen); |
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17 int hmac_memory_multi(int hash, |
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18 const unsigned char *key, unsigned long keylen, |
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19 unsigned char *out, unsigned long *outlen, |
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20 const unsigned char *in, unsigned long inlen, ...); |
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21 int hmac_file(int hash, const char *fname, const unsigned char *key, |
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22 unsigned long keylen, |
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23 unsigned char *dst, unsigned long *dstlen); |
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24 #endif |
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25 |
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26 #ifdef LTC_OMAC |
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27 |
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28 typedef struct { |
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29 int cipher_idx, |
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30 buflen, |
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31 blklen; |
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32 unsigned char block[MAXBLOCKSIZE], |
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33 prev[MAXBLOCKSIZE], |
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34 Lu[2][MAXBLOCKSIZE]; |
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35 symmetric_key key; |
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36 } omac_state; |
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37 |
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38 int omac_init(omac_state *omac, int cipher, const unsigned char *key, unsigned long keylen); |
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39 int omac_process(omac_state *omac, const unsigned char *in, unsigned long inlen); |
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40 int omac_done(omac_state *omac, unsigned char *out, unsigned long *outlen); |
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41 int omac_memory(int cipher, |
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42 const unsigned char *key, unsigned long keylen, |
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43 const unsigned char *in, unsigned long inlen, |
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44 unsigned char *out, unsigned long *outlen); |
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45 int omac_memory_multi(int cipher, |
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46 const unsigned char *key, unsigned long keylen, |
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47 unsigned char *out, unsigned long *outlen, |
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48 const unsigned char *in, unsigned long inlen, ...); |
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49 int omac_file(int cipher, |
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50 const unsigned char *key, unsigned long keylen, |
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51 const char *filename, |
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52 unsigned char *out, unsigned long *outlen); |
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53 int omac_test(void); |
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54 #endif /* OMAC */ |
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55 |
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56 #ifdef LTC_PMAC |
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57 |
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58 typedef struct { |
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59 unsigned char Ls[32][MAXBLOCKSIZE], /* L shifted by i bits to the left */ |
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60 Li[MAXBLOCKSIZE], /* value of Li [current value, we calc from previous recall] */ |
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61 Lr[MAXBLOCKSIZE], /* L * x^-1 */ |
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62 block[MAXBLOCKSIZE], /* currently accumulated block */ |
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63 checksum[MAXBLOCKSIZE]; /* current checksum */ |
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64 |
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65 symmetric_key key; /* scheduled key for cipher */ |
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66 unsigned long block_index; /* index # for current block */ |
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67 int cipher_idx, /* cipher idx */ |
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68 block_len, /* length of block */ |
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69 buflen; /* number of bytes in the buffer */ |
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70 } pmac_state; |
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71 |
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72 int pmac_init(pmac_state *pmac, int cipher, const unsigned char *key, unsigned long keylen); |
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73 int pmac_process(pmac_state *pmac, const unsigned char *in, unsigned long inlen); |
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74 int pmac_done(pmac_state *pmac, unsigned char *out, unsigned long *outlen); |
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75 |
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76 int pmac_memory(int cipher, |
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77 const unsigned char *key, unsigned long keylen, |
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78 const unsigned char *msg, unsigned long msglen, |
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79 unsigned char *out, unsigned long *outlen); |
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80 |
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81 int pmac_memory_multi(int cipher, |
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82 const unsigned char *key, unsigned long keylen, |
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83 unsigned char *out, unsigned long *outlen, |
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84 const unsigned char *in, unsigned long inlen, ...); |
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85 |
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86 int pmac_file(int cipher, |
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87 const unsigned char *key, unsigned long keylen, |
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88 const char *filename, |
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89 unsigned char *out, unsigned long *outlen); |
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90 |
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91 int pmac_test(void); |
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92 |
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93 /* internal functions */ |
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94 int pmac_ntz(unsigned long x); |
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95 void pmac_shift_xor(pmac_state *pmac); |
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96 |
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97 #endif /* PMAC */ |
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98 |
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99 #ifdef EAX_MODE |
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100 |
382
0cbe8f6dbf9e
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101 #if !(defined(LTC_OMAC) && defined(LTC_CTR_MODE)) |
285
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102 #error EAX_MODE requires OMAC and CTR |
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103 #endif |
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104 |
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105 typedef struct { |
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106 unsigned char N[MAXBLOCKSIZE]; |
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107 symmetric_CTR ctr; |
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108 omac_state headeromac, ctomac; |
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109 } eax_state; |
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110 |
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111 int eax_init(eax_state *eax, int cipher, const unsigned char *key, unsigned long keylen, |
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112 const unsigned char *nonce, unsigned long noncelen, |
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113 const unsigned char *header, unsigned long headerlen); |
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114 |
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115 int eax_encrypt(eax_state *eax, const unsigned char *pt, unsigned char *ct, unsigned long length); |
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116 int eax_decrypt(eax_state *eax, const unsigned char *ct, unsigned char *pt, unsigned long length); |
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117 int eax_addheader(eax_state *eax, const unsigned char *header, unsigned long length); |
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118 int eax_done(eax_state *eax, unsigned char *tag, unsigned long *taglen); |
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119 |
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120 int eax_encrypt_authenticate_memory(int cipher, |
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121 const unsigned char *key, unsigned long keylen, |
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122 const unsigned char *nonce, unsigned long noncelen, |
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123 const unsigned char *header, unsigned long headerlen, |
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124 const unsigned char *pt, unsigned long ptlen, |
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125 unsigned char *ct, |
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126 unsigned char *tag, unsigned long *taglen); |
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127 |
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128 int eax_decrypt_verify_memory(int cipher, |
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129 const unsigned char *key, unsigned long keylen, |
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130 const unsigned char *nonce, unsigned long noncelen, |
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131 const unsigned char *header, unsigned long headerlen, |
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132 const unsigned char *ct, unsigned long ctlen, |
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133 unsigned char *pt, |
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134 unsigned char *tag, unsigned long taglen, |
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135 int *stat); |
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136 |
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137 int eax_test(void); |
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138 #endif /* EAX MODE */ |
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139 |
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140 #ifdef OCB_MODE |
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141 typedef struct { |
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142 unsigned char L[MAXBLOCKSIZE], /* L value */ |
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143 Ls[32][MAXBLOCKSIZE], /* L shifted by i bits to the left */ |
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144 Li[MAXBLOCKSIZE], /* value of Li [current value, we calc from previous recall] */ |
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145 Lr[MAXBLOCKSIZE], /* L * x^-1 */ |
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146 R[MAXBLOCKSIZE], /* R value */ |
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147 checksum[MAXBLOCKSIZE]; /* current checksum */ |
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148 |
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149 symmetric_key key; /* scheduled key for cipher */ |
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150 unsigned long block_index; /* index # for current block */ |
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151 int cipher, /* cipher idx */ |
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152 block_len; /* length of block */ |
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153 } ocb_state; |
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154 |
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155 int ocb_init(ocb_state *ocb, int cipher, |
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156 const unsigned char *key, unsigned long keylen, const unsigned char *nonce); |
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157 |
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158 int ocb_encrypt(ocb_state *ocb, const unsigned char *pt, unsigned char *ct); |
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159 int ocb_decrypt(ocb_state *ocb, const unsigned char *ct, unsigned char *pt); |
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160 |
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161 int ocb_done_encrypt(ocb_state *ocb, |
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162 const unsigned char *pt, unsigned long ptlen, |
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163 unsigned char *ct, |
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164 unsigned char *tag, unsigned long *taglen); |
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165 |
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166 int ocb_done_decrypt(ocb_state *ocb, |
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167 const unsigned char *ct, unsigned long ctlen, |
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168 unsigned char *pt, |
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169 const unsigned char *tag, unsigned long taglen, int *stat); |
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170 |
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171 int ocb_encrypt_authenticate_memory(int cipher, |
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172 const unsigned char *key, unsigned long keylen, |
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173 const unsigned char *nonce, |
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174 const unsigned char *pt, unsigned long ptlen, |
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175 unsigned char *ct, |
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176 unsigned char *tag, unsigned long *taglen); |
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177 |
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178 int ocb_decrypt_verify_memory(int cipher, |
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179 const unsigned char *key, unsigned long keylen, |
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180 const unsigned char *nonce, |
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181 const unsigned char *ct, unsigned long ctlen, |
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182 unsigned char *pt, |
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183 const unsigned char *tag, unsigned long taglen, |
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184 int *stat); |
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185 |
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186 int ocb_test(void); |
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187 |
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188 /* internal functions */ |
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189 void ocb_shift_xor(ocb_state *ocb, unsigned char *Z); |
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190 int ocb_ntz(unsigned long x); |
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191 int s_ocb_done(ocb_state *ocb, const unsigned char *pt, unsigned long ptlen, |
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192 unsigned char *ct, unsigned char *tag, unsigned long *taglen, int mode); |
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193 |
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194 #endif /* OCB_MODE */ |
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195 |
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196 #ifdef CCM_MODE |
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197 |
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198 #define CCM_ENCRYPT 0 |
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199 #define CCM_DECRYPT 1 |
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200 |
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201 int ccm_memory(int cipher, |
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202 const unsigned char *key, unsigned long keylen, |
382
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203 symmetric_key *uskey, |
285
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204 const unsigned char *nonce, unsigned long noncelen, |
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205 const unsigned char *header, unsigned long headerlen, |
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206 unsigned char *pt, unsigned long ptlen, |
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207 unsigned char *ct, |
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208 unsigned char *tag, unsigned long *taglen, |
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209 int direction); |
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210 |
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211 int ccm_test(void); |
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212 |
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213 #endif /* CCM_MODE */ |
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214 |
382
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215 #if defined(LRW_MODE) || defined(GCM_MODE) |
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216 void gcm_gf_mult(const unsigned char *a, const unsigned char *b, unsigned char *c); |
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217 #endif |
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218 |
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219 |
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220 /* table shared between GCM and LRW */ |
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221 #if defined(GCM_TABLES) || defined(LRW_TABLES) || ((defined(GCM_MODE) || defined(GCM_MODE)) && defined(LTC_FAST)) |
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222 extern const unsigned char gcm_shift_table[]; |
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223 #endif |
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224 |
285
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225 #ifdef GCM_MODE |
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226 |
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227 #define GCM_ENCRYPT 0 |
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228 #define GCM_DECRYPT 1 |
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229 |
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230 #define GCM_MODE_IV 0 |
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231 #define GCM_MODE_AAD 1 |
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232 #define GCM_MODE_TEXT 2 |
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233 |
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234 typedef struct { |
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235 symmetric_key K; |
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236 unsigned char H[16], /* multiplier */ |
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237 X[16], /* accumulator */ |
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238 Y[16], /* counter */ |
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239 Y_0[16], /* initial counter */ |
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240 buf[16]; /* buffer for stuff */ |
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241 |
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242 int cipher, /* which cipher */ |
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243 ivmode, /* Which mode is the IV in? */ |
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244 mode, /* mode the GCM code is in */ |
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245 buflen; /* length of data in buf */ |
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246 |
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247 ulong64 totlen, /* 64-bit counter used for IV and AAD */ |
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248 pttotlen; /* 64-bit counter for the PT */ |
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249 |
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250 #ifdef GCM_TABLES |
382
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251 unsigned char PC[16][256][16] /* 16 tables of 8x128 */ |
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252 #ifdef GCM_TABLES_SSE2 |
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253 __attribute__ ((aligned (16))) |
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254 #endif |
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255 ; |
285
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256 #endif |
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257 } gcm_state; |
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258 |
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259 void gcm_mult_h(gcm_state *gcm, unsigned char *I); |
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260 |
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261 int gcm_init(gcm_state *gcm, int cipher, |
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262 const unsigned char *key, int keylen); |
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263 |
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264 int gcm_reset(gcm_state *gcm); |
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265 |
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266 int gcm_add_iv(gcm_state *gcm, |
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267 const unsigned char *IV, unsigned long IVlen); |
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268 |
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269 int gcm_add_aad(gcm_state *gcm, |
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270 const unsigned char *adata, unsigned long adatalen); |
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271 |
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272 int gcm_process(gcm_state *gcm, |
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273 unsigned char *pt, unsigned long ptlen, |
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274 unsigned char *ct, |
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275 int direction); |
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276 |
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277 int gcm_done(gcm_state *gcm, |
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278 unsigned char *tag, unsigned long *taglen); |
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279 |
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280 int gcm_memory( int cipher, |
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281 const unsigned char *key, unsigned long keylen, |
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282 const unsigned char *IV, unsigned long IVlen, |
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283 const unsigned char *adata, unsigned long adatalen, |
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284 unsigned char *pt, unsigned long ptlen, |
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285 unsigned char *ct, |
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286 unsigned char *tag, unsigned long *taglen, |
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287 int direction); |
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288 int gcm_test(void); |
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289 |
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290 #endif /* GCM_MODE */ |
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291 |
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292 #ifdef PELICAN |
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293 |
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294 typedef struct pelican_state |
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295 { |
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296 symmetric_key K; |
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297 unsigned char state[16]; |
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298 int buflen; |
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299 } pelican_state; |
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300 |
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301 int pelican_init(pelican_state *pelmac, const unsigned char *key, unsigned long keylen); |
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302 int pelican_process(pelican_state *pelmac, const unsigned char *in, unsigned long inlen); |
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303 int pelican_done(pelican_state *pelmac, unsigned char *out); |
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304 int pelican_test(void); |
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305 |
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306 int pelican_memory(const unsigned char *key, unsigned long keylen, |
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307 const unsigned char *in, unsigned long inlen, |
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308 unsigned char *out); |
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309 |
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310 #endif |
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311 |
382
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312 #ifdef LTC_XCBC |
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313 |
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314 typedef struct { |
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315 unsigned char K[3][MAXBLOCKSIZE], |
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316 IV[MAXBLOCKSIZE]; |
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317 |
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318 symmetric_key key; |
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319 |
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320 int cipher, |
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321 buflen, |
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322 blocksize; |
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323 } xcbc_state; |
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324 |
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325 int xcbc_init(xcbc_state *xcbc, int cipher, const unsigned char *key, unsigned long keylen); |
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326 int xcbc_process(xcbc_state *xcbc, const unsigned char *in, unsigned long inlen); |
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327 int xcbc_done(xcbc_state *xcbc, unsigned char *out, unsigned long *outlen); |
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328 int xcbc_memory(int cipher, |
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329 const unsigned char *key, unsigned long keylen, |
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330 const unsigned char *in, unsigned long inlen, |
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331 unsigned char *out, unsigned long *outlen); |
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332 int xcbc_memory_multi(int cipher, |
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333 const unsigned char *key, unsigned long keylen, |
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334 unsigned char *out, unsigned long *outlen, |
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335 const unsigned char *in, unsigned long inlen, ...); |
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336 int xcbc_file(int cipher, |
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337 const unsigned char *key, unsigned long keylen, |
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338 const char *filename, |
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339 unsigned char *out, unsigned long *outlen); |
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340 int xcbc_test(void); |
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341 |
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342 #endif |
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343 |
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344 #ifdef LTC_F9_MODE |
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345 |
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346 typedef struct { |
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347 unsigned char akey[MAXBLOCKSIZE], |
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348 ACC[MAXBLOCKSIZE], |
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349 IV[MAXBLOCKSIZE]; |
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350 |
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351 symmetric_key key; |
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352 |
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353 int cipher, |
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354 buflen, |
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355 keylen, |
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356 blocksize; |
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357 } f9_state; |
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358 |
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359 int f9_init(f9_state *f9, int cipher, const unsigned char *key, unsigned long keylen); |
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360 int f9_process(f9_state *f9, const unsigned char *in, unsigned long inlen); |
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361 int f9_done(f9_state *f9, unsigned char *out, unsigned long *outlen); |
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362 int f9_memory(int cipher, |
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363 const unsigned char *key, unsigned long keylen, |
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364 const unsigned char *in, unsigned long inlen, |
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365 unsigned char *out, unsigned long *outlen); |
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366 int f9_memory_multi(int cipher, |
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367 const unsigned char *key, unsigned long keylen, |
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368 unsigned char *out, unsigned long *outlen, |
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369 const unsigned char *in, unsigned long inlen, ...); |
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370 int f9_file(int cipher, |
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371 const unsigned char *key, unsigned long keylen, |
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372 const char *filename, |
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373 unsigned char *out, unsigned long *outlen); |
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374 int f9_test(void); |
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375 |
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376 #endif |
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377 |
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378 |
285
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379 /* $Source: /cvs/libtom/libtomcrypt/src/headers/tomcrypt_mac.h,v $ */ |
382
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380 /* $Revision: 1.20 $ */ |
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381 /* $Date: 2006/11/08 21:57:04 $ */ |