annotate libtomcrypt/src/headers/tomcrypt_mac.h @ 1868:66a3fabe4870

merge
author Matt Johnston <matt@ucc.asn.au>
date Tue, 01 Feb 2022 15:51:01 +0800
parents 6dba84798cd5
children
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rev   line source
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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 #ifdef LTC_HMAC
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11 typedef struct Hmac_state {
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12 hash_state md;
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13 int hash;
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14 hash_state hashstate;
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15 unsigned char *key;
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16 } hmac_state;
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17
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18 int hmac_init(hmac_state *hmac, int hash, const unsigned char *key, unsigned long keylen);
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19 int hmac_process(hmac_state *hmac, const unsigned char *in, unsigned long inlen);
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20 int hmac_done(hmac_state *hmac, unsigned char *out, unsigned long *outlen);
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21 int hmac_test(void);
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22 int hmac_memory(int hash,
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23 const unsigned char *key, unsigned long keylen,
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24 const unsigned char *in, unsigned long inlen,
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25 unsigned char *out, unsigned long *outlen);
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26 int hmac_memory_multi(int hash,
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27 const unsigned char *key, unsigned long keylen,
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28 unsigned char *out, unsigned long *outlen,
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29 const unsigned char *in, unsigned long inlen, ...);
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30 int hmac_file(int hash, const char *fname, const unsigned char *key,
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31 unsigned long keylen,
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32 unsigned char *dst, unsigned long *dstlen);
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33 #endif
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34
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35 #ifdef LTC_OMAC
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36
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37 typedef struct {
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38 int cipher_idx,
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39 buflen,
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40 blklen;
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41 unsigned char block[MAXBLOCKSIZE],
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42 prev[MAXBLOCKSIZE],
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43 Lu[2][MAXBLOCKSIZE];
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44 symmetric_key key;
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45 } omac_state;
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46
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47 int omac_init(omac_state *omac, int cipher, const unsigned char *key, unsigned long keylen);
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48 int omac_process(omac_state *omac, const unsigned char *in, unsigned long inlen);
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49 int omac_done(omac_state *omac, unsigned char *out, unsigned long *outlen);
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50 int omac_memory(int cipher,
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51 const unsigned char *key, unsigned long keylen,
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52 const unsigned char *in, unsigned long inlen,
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53 unsigned char *out, unsigned long *outlen);
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54 int omac_memory_multi(int cipher,
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55 const unsigned char *key, unsigned long keylen,
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56 unsigned char *out, unsigned long *outlen,
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57 const unsigned char *in, unsigned long inlen, ...);
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58 int omac_file(int cipher,
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59 const unsigned char *key, unsigned long keylen,
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60 const char *filename,
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61 unsigned char *out, unsigned long *outlen);
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62 int omac_test(void);
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63 #endif /* LTC_OMAC */
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64
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65 #ifdef LTC_PMAC
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67 typedef struct {
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68 unsigned char Ls[32][MAXBLOCKSIZE], /* L shifted by i bits to the left */
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69 Li[MAXBLOCKSIZE], /* value of Li [current value, we calc from previous recall] */
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70 Lr[MAXBLOCKSIZE], /* L * x^-1 */
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71 block[MAXBLOCKSIZE], /* currently accumulated block */
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72 checksum[MAXBLOCKSIZE]; /* current checksum */
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74 symmetric_key key; /* scheduled key for cipher */
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75 unsigned long block_index; /* index # for current block */
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76 int cipher_idx, /* cipher idx */
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77 block_len, /* length of block */
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78 buflen; /* number of bytes in the buffer */
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79 } pmac_state;
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80
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81 int pmac_init(pmac_state *pmac, int cipher, const unsigned char *key, unsigned long keylen);
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82 int pmac_process(pmac_state *pmac, const unsigned char *in, unsigned long inlen);
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83 int pmac_done(pmac_state *pmac, unsigned char *out, unsigned long *outlen);
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84
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85 int pmac_memory(int cipher,
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86 const unsigned char *key, unsigned long keylen,
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87 const unsigned char *msg, unsigned long msglen,
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88 unsigned char *out, unsigned long *outlen);
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89
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90 int pmac_memory_multi(int cipher,
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91 const unsigned char *key, unsigned long keylen,
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92 unsigned char *out, unsigned long *outlen,
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93 const unsigned char *in, unsigned long inlen, ...);
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94
1471
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95 int pmac_file(int cipher,
285
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96 const unsigned char *key, unsigned long keylen,
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97 const char *filename,
285
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diff changeset
98 unsigned char *out, unsigned long *outlen);
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99
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100 int pmac_test(void);
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101
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102 /* internal functions */
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103 int pmac_ntz(unsigned long x);
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diff changeset
104 void pmac_shift_xor(pmac_state *pmac);
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105
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diff changeset
106 #endif /* PMAC */
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107
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108 #ifdef LTC_POLY1305
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109 typedef struct {
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110 ulong32 r[5];
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111 ulong32 h[5];
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112 ulong32 pad[4];
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113 unsigned long leftover;
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114 unsigned char buffer[16];
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diff changeset
115 int final;
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116 } poly1305_state;
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117
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118 int poly1305_init(poly1305_state *st, const unsigned char *key, unsigned long keylen);
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119 int poly1305_process(poly1305_state *st, const unsigned char *in, unsigned long inlen);
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120 int poly1305_done(poly1305_state *st, unsigned char *mac, unsigned long *maclen);
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121 int poly1305_memory(const unsigned char *key, unsigned long keylen, const unsigned char *in, unsigned long inlen, unsigned char *mac, unsigned long *maclen);
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122 int poly1305_memory_multi(const unsigned char *key, unsigned long keylen, unsigned char *mac, unsigned long *maclen, const unsigned char *in, unsigned long inlen, ...);
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123 int poly1305_file(const char *fname, const unsigned char *key, unsigned long keylen, unsigned char *mac, unsigned long *maclen);
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124 int poly1305_test(void);
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125 #endif /* LTC_POLY1305 */
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126
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127 #ifdef LTC_BLAKE2SMAC
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128 typedef hash_state blake2smac_state;
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129 int blake2smac_init(blake2smac_state *st, unsigned long outlen, const unsigned char *key, unsigned long keylen);
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130 int blake2smac_process(blake2smac_state *st, const unsigned char *in, unsigned long inlen);
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131 int blake2smac_done(blake2smac_state *st, unsigned char *mac, unsigned long *maclen);
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132 int blake2smac_memory(const unsigned char *key, unsigned long keylen, const unsigned char *in, unsigned long inlen, unsigned char *mac, unsigned long *maclen);
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133 int blake2smac_memory_multi(const unsigned char *key, unsigned long keylen, unsigned char *mac, unsigned long *maclen, const unsigned char *in, unsigned long inlen, ...);
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134 int blake2smac_file(const char *fname, const unsigned char *key, unsigned long keylen, unsigned char *mac, unsigned long *maclen);
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135 int blake2smac_test(void);
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136 #endif /* LTC_BLAKE2SMAC */
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diff changeset
137
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diff changeset
138 #ifdef LTC_BLAKE2BMAC
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139 typedef hash_state blake2bmac_state;
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140 int blake2bmac_init(blake2bmac_state *st, unsigned long outlen, const unsigned char *key, unsigned long keylen);
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141 int blake2bmac_process(blake2bmac_state *st, const unsigned char *in, unsigned long inlen);
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142 int blake2bmac_done(blake2bmac_state *st, unsigned char *mac, unsigned long *maclen);
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143 int blake2bmac_memory(const unsigned char *key, unsigned long keylen, const unsigned char *in, unsigned long inlen, unsigned char *mac, unsigned long *maclen);
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144 int blake2bmac_memory_multi(const unsigned char *key, unsigned long keylen, unsigned char *mac, unsigned long *maclen, const unsigned char *in, unsigned long inlen, ...);
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145 int blake2bmac_file(const char *fname, const unsigned char *key, unsigned long keylen, unsigned char *mac, unsigned long *maclen);
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diff changeset
146 int blake2bmac_test(void);
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147 #endif /* LTC_BLAKE2BMAC */
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148
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149 #ifdef LTC_EAX_MODE
285
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150
382
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151 #if !(defined(LTC_OMAC) && defined(LTC_CTR_MODE))
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152 #error LTC_EAX_MODE requires LTC_OMAC and CTR
285
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153 #endif
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154
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diff changeset
155 typedef struct {
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156 unsigned char N[MAXBLOCKSIZE];
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diff changeset
157 symmetric_CTR ctr;
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158 omac_state headeromac, ctomac;
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diff changeset
159 } eax_state;
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160
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diff changeset
161 int eax_init(eax_state *eax, int cipher, const unsigned char *key, unsigned long keylen,
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diff changeset
162 const unsigned char *nonce, unsigned long noncelen,
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diff changeset
163 const unsigned char *header, unsigned long headerlen);
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164
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diff changeset
165 int eax_encrypt(eax_state *eax, const unsigned char *pt, unsigned char *ct, unsigned long length);
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diff changeset
166 int eax_decrypt(eax_state *eax, const unsigned char *ct, unsigned char *pt, unsigned long length);
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167 int eax_addheader(eax_state *eax, const unsigned char *header, unsigned long length);
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168 int eax_done(eax_state *eax, unsigned char *tag, unsigned long *taglen);
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169
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diff changeset
170 int eax_encrypt_authenticate_memory(int cipher,
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diff changeset
171 const unsigned char *key, unsigned long keylen,
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diff changeset
172 const unsigned char *nonce, unsigned long noncelen,
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diff changeset
173 const unsigned char *header, unsigned long headerlen,
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diff changeset
174 const unsigned char *pt, unsigned long ptlen,
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diff changeset
175 unsigned char *ct,
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diff changeset
176 unsigned char *tag, unsigned long *taglen);
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177
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178 int eax_decrypt_verify_memory(int cipher,
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diff changeset
179 const unsigned char *key, unsigned long keylen,
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diff changeset
180 const unsigned char *nonce, unsigned long noncelen,
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diff changeset
181 const unsigned char *header, unsigned long headerlen,
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diff changeset
182 const unsigned char *ct, unsigned long ctlen,
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diff changeset
183 unsigned char *pt,
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diff changeset
184 unsigned char *tag, unsigned long taglen,
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diff changeset
185 int *stat);
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186
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diff changeset
187 int eax_test(void);
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diff changeset
188 #endif /* EAX MODE */
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189
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diff changeset
190 #ifdef LTC_OCB_MODE
285
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diff changeset
191 typedef struct {
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diff changeset
192 unsigned char L[MAXBLOCKSIZE], /* L value */
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diff changeset
193 Ls[32][MAXBLOCKSIZE], /* L shifted by i bits to the left */
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diff changeset
194 Li[MAXBLOCKSIZE], /* value of Li [current value, we calc from previous recall] */
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195 Lr[MAXBLOCKSIZE], /* L * x^-1 */
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196 R[MAXBLOCKSIZE], /* R value */
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197 checksum[MAXBLOCKSIZE]; /* current checksum */
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198
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199 symmetric_key key; /* scheduled key for cipher */
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200 unsigned long block_index; /* index # for current block */
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diff changeset
201 int cipher, /* cipher idx */
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diff changeset
202 block_len; /* length of block */
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diff changeset
203 } ocb_state;
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204
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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205 int ocb_init(ocb_state *ocb, int cipher,
285
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diff changeset
206 const unsigned char *key, unsigned long keylen, const unsigned char *nonce);
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207
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208 int ocb_encrypt(ocb_state *ocb, const unsigned char *pt, unsigned char *ct);
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209 int ocb_decrypt(ocb_state *ocb, const unsigned char *ct, unsigned char *pt);
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210
1471
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211 int ocb_done_encrypt(ocb_state *ocb,
285
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212 const unsigned char *pt, unsigned long ptlen,
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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213 unsigned char *ct,
285
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diff changeset
214 unsigned char *tag, unsigned long *taglen);
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215
1471
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216 int ocb_done_decrypt(ocb_state *ocb,
285
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217 const unsigned char *ct, unsigned long ctlen,
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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218 unsigned char *pt,
285
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219 const unsigned char *tag, unsigned long taglen, int *stat);
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220
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diff changeset
221 int ocb_encrypt_authenticate_memory(int cipher,
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222 const unsigned char *key, unsigned long keylen,
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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223 const unsigned char *nonce,
285
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diff changeset
224 const unsigned char *pt, unsigned long ptlen,
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diff changeset
225 unsigned char *ct,
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diff changeset
226 unsigned char *tag, unsigned long *taglen);
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227
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diff changeset
228 int ocb_decrypt_verify_memory(int cipher,
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diff changeset
229 const unsigned char *key, unsigned long keylen,
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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230 const unsigned char *nonce,
285
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diff changeset
231 const unsigned char *ct, unsigned long ctlen,
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diff changeset
232 unsigned char *pt,
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diff changeset
233 const unsigned char *tag, unsigned long taglen,
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diff changeset
234 int *stat);
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235
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diff changeset
236 int ocb_test(void);
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237
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diff changeset
238 /* internal functions */
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239 void ocb_shift_xor(ocb_state *ocb, unsigned char *Z);
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diff changeset
240 int ocb_ntz(unsigned long x);
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241 int s_ocb_done(ocb_state *ocb, const unsigned char *pt, unsigned long ptlen,
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diff changeset
242 unsigned char *ct, unsigned char *tag, unsigned long *taglen, int mode);
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243
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244 #endif /* LTC_OCB_MODE */
285
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245
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
246 #ifdef LTC_OCB3_MODE
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diff changeset
247 typedef struct {
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248 unsigned char Offset_0[MAXBLOCKSIZE], /* Offset_0 value */
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249 Offset_current[MAXBLOCKSIZE], /* Offset_{current_block_index} value */
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250 L_dollar[MAXBLOCKSIZE], /* L_$ value */
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251 L_star[MAXBLOCKSIZE], /* L_* value */
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252 L_[32][MAXBLOCKSIZE], /* L_{i} values */
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253 tag_part[MAXBLOCKSIZE], /* intermediate result of tag calculation */
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254 checksum[MAXBLOCKSIZE]; /* current checksum */
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255
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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256 /* AAD related members */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
257 unsigned char aSum_current[MAXBLOCKSIZE], /* AAD related helper variable */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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258 aOffset_current[MAXBLOCKSIZE], /* AAD related helper variable */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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259 adata_buffer[MAXBLOCKSIZE]; /* AAD buffer */
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260 int adata_buffer_bytes; /* bytes in AAD buffer */
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diff changeset
261 unsigned long ablock_index; /* index # for current adata (AAD) block */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
262
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
263 symmetric_key key; /* scheduled key for cipher */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
264 unsigned long block_index; /* index # for current data block */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
265 int cipher, /* cipher idx */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
266 tag_len, /* length of tag */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
267 block_len; /* length of block */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
268 } ocb3_state;
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
269
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diff changeset
270 int ocb3_init(ocb3_state *ocb, int cipher,
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271 const unsigned char *key, unsigned long keylen,
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272 const unsigned char *nonce, unsigned long noncelen,
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diff changeset
273 unsigned long taglen);
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diff changeset
274
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diff changeset
275 int ocb3_encrypt(ocb3_state *ocb, const unsigned char *pt, unsigned long ptlen, unsigned char *ct);
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276 int ocb3_decrypt(ocb3_state *ocb, const unsigned char *ct, unsigned long ctlen, unsigned char *pt);
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277 int ocb3_encrypt_last(ocb3_state *ocb, const unsigned char *pt, unsigned long ptlen, unsigned char *ct);
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diff changeset
278 int ocb3_decrypt_last(ocb3_state *ocb, const unsigned char *ct, unsigned long ctlen, unsigned char *pt);
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diff changeset
279 int ocb3_add_aad(ocb3_state *ocb, const unsigned char *aad, unsigned long aadlen);
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diff changeset
280 int ocb3_done(ocb3_state *ocb, unsigned char *tag, unsigned long *taglen);
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diff changeset
281
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
282 int ocb3_encrypt_authenticate_memory(int cipher,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
283 const unsigned char *key, unsigned long keylen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
284 const unsigned char *nonce, unsigned long noncelen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
285 const unsigned char *adata, unsigned long adatalen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
286 const unsigned char *pt, unsigned long ptlen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
287 unsigned char *ct,
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diff changeset
288 unsigned char *tag, unsigned long *taglen);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
289
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
290 int ocb3_decrypt_verify_memory(int cipher,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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parents: 1435
diff changeset
291 const unsigned char *key, unsigned long keylen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
292 const unsigned char *nonce, unsigned long noncelen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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parents: 1435
diff changeset
293 const unsigned char *adata, unsigned long adatalen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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diff changeset
294 const unsigned char *ct, unsigned long ctlen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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parents: 1435
diff changeset
295 unsigned char *pt,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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296 const unsigned char *tag, unsigned long taglen,
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297 int *stat);
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298
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diff changeset
299 int ocb3_test(void);
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300
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301 #ifdef LTC_SOURCE
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302 /* internal helper functions */
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303 int ocb3_int_ntz(unsigned long x);
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304 void ocb3_int_xor_blocks(unsigned char *out, const unsigned char *block_a, const unsigned char *block_b, unsigned long block_len);
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305 #endif /* LTC_SOURCE */
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306
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307 #endif /* LTC_OCB3_MODE */
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308
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309 #ifdef LTC_CCM_MODE
285
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310
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311 #define CCM_ENCRYPT LTC_ENCRYPT
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312 #define CCM_DECRYPT LTC_DECRYPT
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313
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diff changeset
314 typedef struct {
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315 symmetric_key K;
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diff changeset
316 int cipher, /* which cipher */
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diff changeset
317 taglen, /* length of the tag */
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318 x; /* index in PAD */
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319
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320 unsigned long L, /* L value */
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diff changeset
321 ptlen, /* length that will be enc / dec */
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322 current_ptlen, /* current processed length */
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323 aadlen, /* length of the aad */
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324 current_aadlen, /* length of the currently provided add */
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325 noncelen; /* length of the nonce */
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326
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327 unsigned char PAD[16],
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diff changeset
328 ctr[16],
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diff changeset
329 CTRPAD[16],
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330 CTRlen;
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331 } ccm_state;
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332
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333 int ccm_init(ccm_state *ccm, int cipher,
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334 const unsigned char *key, int keylen, int ptlen, int taglen, int aad_len);
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335
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336 int ccm_reset(ccm_state *ccm);
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337
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338 int ccm_add_nonce(ccm_state *ccm,
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339 const unsigned char *nonce, unsigned long noncelen);
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diff changeset
340
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341 int ccm_add_aad(ccm_state *ccm,
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342 const unsigned char *adata, unsigned long adatalen);
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343
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344 int ccm_process(ccm_state *ccm,
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345 unsigned char *pt, unsigned long ptlen,
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diff changeset
346 unsigned char *ct,
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diff changeset
347 int direction);
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348
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diff changeset
349 int ccm_done(ccm_state *ccm,
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diff changeset
350 unsigned char *tag, unsigned long *taglen);
285
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351
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diff changeset
352 int ccm_memory(int cipher,
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diff changeset
353 const unsigned char *key, unsigned long keylen,
382
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diff changeset
354 symmetric_key *uskey,
285
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diff changeset
355 const unsigned char *nonce, unsigned long noncelen,
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diff changeset
356 const unsigned char *header, unsigned long headerlen,
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diff changeset
357 unsigned char *pt, unsigned long ptlen,
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diff changeset
358 unsigned char *ct,
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diff changeset
359 unsigned char *tag, unsigned long *taglen,
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
360 int direction);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
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diff changeset
361
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diff changeset
362 int ccm_test(void);
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diff changeset
363
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diff changeset
364 #endif /* LTC_CCM_MODE */
285
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365
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diff changeset
366 #if defined(LRW_MODE) || defined(LTC_GCM_MODE)
382
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diff changeset
367 void gcm_gf_mult(const unsigned char *a, const unsigned char *b, unsigned char *c);
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diff changeset
368 #endif
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diff changeset
369
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diff changeset
370
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diff changeset
371 /* table shared between GCM and LRW */
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372 #if defined(LTC_GCM_TABLES) || defined(LTC_LRW_TABLES) || ((defined(LTC_GCM_MODE) || defined(LTC_GCM_MODE)) && defined(LTC_FAST))
382
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diff changeset
373 extern const unsigned char gcm_shift_table[];
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diff changeset
374 #endif
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diff changeset
375
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diff changeset
376 #ifdef LTC_GCM_MODE
285
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diff changeset
377
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diff changeset
378 #define GCM_ENCRYPT LTC_ENCRYPT
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379 #define GCM_DECRYPT LTC_DECRYPT
285
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diff changeset
380
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diff changeset
381 #define LTC_GCM_MODE_IV 0
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diff changeset
382 #define LTC_GCM_MODE_AAD 1
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diff changeset
383 #define LTC_GCM_MODE_TEXT 2
285
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diff changeset
384
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diff changeset
385 typedef struct {
285
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diff changeset
386 symmetric_key K;
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diff changeset
387 unsigned char H[16], /* multiplier */
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
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diff changeset
388 X[16], /* accumulator */
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
389 Y[16], /* counter */
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
390 Y_0[16], /* initial counter */
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
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diff changeset
391 buf[16]; /* buffer for stuff */
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diff changeset
392
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
393 int cipher, /* which cipher */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
394 ivmode, /* Which mode is the IV in? */
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diff changeset
395 mode, /* mode the GCM code is in */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
396 buflen; /* length of data in buf */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
397
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
398 ulong64 totlen, /* 64-bit counter used for IV and AAD */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
399 pttotlen; /* 64-bit counter for the PT */
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diff changeset
400
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diff changeset
401 #ifdef LTC_GCM_TABLES
382
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diff changeset
402 unsigned char PC[16][256][16] /* 16 tables of 8x128 */
1435
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diff changeset
403 #ifdef LTC_GCM_TABLES_SSE2
382
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diff changeset
404 __attribute__ ((aligned (16)))
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
405 #endif
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
406 ;
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
407 #endif
285
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
408 } gcm_state;
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
409
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
410 void gcm_mult_h(gcm_state *gcm, unsigned char *I);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
411
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
412 int gcm_init(gcm_state *gcm, int cipher,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
413 const unsigned char *key, int keylen);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
414
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
415 int gcm_reset(gcm_state *gcm);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
416
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
417 int gcm_add_iv(gcm_state *gcm,
285
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
418 const unsigned char *IV, unsigned long IVlen);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
419
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
420 int gcm_add_aad(gcm_state *gcm,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
421 const unsigned char *adata, unsigned long adatalen);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
422
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
423 int gcm_process(gcm_state *gcm,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
424 unsigned char *pt, unsigned long ptlen,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
425 unsigned char *ct,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
426 int direction);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
427
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
428 int gcm_done(gcm_state *gcm,
285
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
429 unsigned char *tag, unsigned long *taglen);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
430
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
431 int gcm_memory( int cipher,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
432 const unsigned char *key, unsigned long keylen,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
433 const unsigned char *IV, unsigned long IVlen,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
434 const unsigned char *adata, unsigned long adatalen,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
435 unsigned char *pt, unsigned long ptlen,
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
436 unsigned char *ct,
285
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
437 unsigned char *tag, unsigned long *taglen,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
438 int direction);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
439 int gcm_test(void);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
440
1435
f849a5ca2efc update to libtomcrypt 1.17 (with Dropbear changes)
Matt Johnston <matt@ucc.asn.au>
parents: 382
diff changeset
441 #endif /* LTC_GCM_MODE */
285
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
442
1435
f849a5ca2efc update to libtomcrypt 1.17 (with Dropbear changes)
Matt Johnston <matt@ucc.asn.au>
parents: 382
diff changeset
443 #ifdef LTC_PELICAN
285
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
444
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
445 typedef struct pelican_state
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
446 {
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
447 symmetric_key K;
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
448 unsigned char state[16];
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
449 int buflen;
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
450 } pelican_state;
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
451
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
452 int pelican_init(pelican_state *pelmac, const unsigned char *key, unsigned long keylen);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
453 int pelican_process(pelican_state *pelmac, const unsigned char *in, unsigned long inlen);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
454 int pelican_done(pelican_state *pelmac, unsigned char *out);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
455 int pelican_test(void);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
456
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
457 int pelican_memory(const unsigned char *key, unsigned long keylen,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
458 const unsigned char *in, unsigned long inlen,
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
459 unsigned char *out);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
460
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
461 #endif
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
462
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
463 #ifdef LTC_XCBC
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
464
1435
f849a5ca2efc update to libtomcrypt 1.17 (with Dropbear changes)
Matt Johnston <matt@ucc.asn.au>
parents: 382
diff changeset
465 /* add this to "keylen" to xcbc_init to use a pure three-key XCBC MAC */
f849a5ca2efc update to libtomcrypt 1.17 (with Dropbear changes)
Matt Johnston <matt@ucc.asn.au>
parents: 382
diff changeset
466 #define LTC_XCBC_PURE 0x8000UL
f849a5ca2efc update to libtomcrypt 1.17 (with Dropbear changes)
Matt Johnston <matt@ucc.asn.au>
parents: 382
diff changeset
467
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
468 typedef struct {
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
469 unsigned char K[3][MAXBLOCKSIZE],
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
470 IV[MAXBLOCKSIZE];
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
471
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
472 symmetric_key key;
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
473
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
474 int cipher,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
475 buflen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
476 blocksize;
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
477 } xcbc_state;
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
478
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
479 int xcbc_init(xcbc_state *xcbc, int cipher, const unsigned char *key, unsigned long keylen);
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
480 int xcbc_process(xcbc_state *xcbc, const unsigned char *in, unsigned long inlen);
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
481 int xcbc_done(xcbc_state *xcbc, unsigned char *out, unsigned long *outlen);
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
482 int xcbc_memory(int cipher,
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
483 const unsigned char *key, unsigned long keylen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
484 const unsigned char *in, unsigned long inlen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
485 unsigned char *out, unsigned long *outlen);
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
486 int xcbc_memory_multi(int cipher,
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
487 const unsigned char *key, unsigned long keylen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
488 unsigned char *out, unsigned long *outlen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
489 const unsigned char *in, unsigned long inlen, ...);
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
490 int xcbc_file(int cipher,
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
491 const unsigned char *key, unsigned long keylen,
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
492 const char *filename,
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
493 unsigned char *out, unsigned long *outlen);
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
494 int xcbc_test(void);
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
495
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
496 #endif
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
497
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
498 #ifdef LTC_F9_MODE
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
499
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
500 typedef struct {
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
501 unsigned char akey[MAXBLOCKSIZE],
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
502 ACC[MAXBLOCKSIZE],
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
503 IV[MAXBLOCKSIZE];
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
504
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
505 symmetric_key key;
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
506
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
507 int cipher,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
508 buflen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
509 keylen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
510 blocksize;
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
511 } f9_state;
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
512
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
513 int f9_init(f9_state *f9, int cipher, const unsigned char *key, unsigned long keylen);
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
514 int f9_process(f9_state *f9, const unsigned char *in, unsigned long inlen);
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
515 int f9_done(f9_state *f9, unsigned char *out, unsigned long *outlen);
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
516 int f9_memory(int cipher,
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
517 const unsigned char *key, unsigned long keylen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
518 const unsigned char *in, unsigned long inlen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
519 unsigned char *out, unsigned long *outlen);
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
520 int f9_memory_multi(int cipher,
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
521 const unsigned char *key, unsigned long keylen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
522 unsigned char *out, unsigned long *outlen,
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
523 const unsigned char *in, unsigned long inlen, ...);
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
524 int f9_file(int cipher,
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
525 const unsigned char *key, unsigned long keylen,
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
526 const char *filename,
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
527 unsigned char *out, unsigned long *outlen);
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
528 int f9_test(void);
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
529
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
530 #endif
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
531
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
532 #ifdef LTC_CHACHA20POLY1305_MODE
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
533
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
534 typedef struct {
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
535 poly1305_state poly;
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
536 chacha_state chacha;
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
537 ulong64 aadlen;
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
538 ulong64 ctlen;
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
539 int aadflg;
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
540 } chacha20poly1305_state;
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
541
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
542 #define CHACHA20POLY1305_ENCRYPT LTC_ENCRYPT
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
543 #define CHACHA20POLY1305_DECRYPT LTC_DECRYPT
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
544
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
545 int chacha20poly1305_init(chacha20poly1305_state *st, const unsigned char *key, unsigned long keylen);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
546 int chacha20poly1305_setiv(chacha20poly1305_state *st, const unsigned char *iv, unsigned long ivlen);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
547 int chacha20poly1305_setiv_rfc7905(chacha20poly1305_state *st, const unsigned char *iv, unsigned long ivlen, ulong64 sequence_number);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
548 int chacha20poly1305_add_aad(chacha20poly1305_state *st, const unsigned char *in, unsigned long inlen);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
549 int chacha20poly1305_encrypt(chacha20poly1305_state *st, const unsigned char *in, unsigned long inlen, unsigned char *out);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
550 int chacha20poly1305_decrypt(chacha20poly1305_state *st, const unsigned char *in, unsigned long inlen, unsigned char *out);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
551 int chacha20poly1305_done(chacha20poly1305_state *st, unsigned char *tag, unsigned long *taglen);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
552 int chacha20poly1305_memory(const unsigned char *key, unsigned long keylen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
553 const unsigned char *iv, unsigned long ivlen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
554 const unsigned char *aad, unsigned long aadlen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
555 const unsigned char *in, unsigned long inlen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
556 unsigned char *out,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
557 unsigned char *tag, unsigned long *taglen,
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
558 int direction);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
559 int chacha20poly1305_test(void);
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
560
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
561 #endif /* LTC_CHACHA20POLY1305_MODE */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
562
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
563 /* ref: $Format:%D$ */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
564 /* git commit: $Format:%H$ */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
Matt Johnston <matt@ucc.asn.au>
parents: 1435
diff changeset
565 /* commit time: $Format:%ai$ */