Mercurial > dropbear

annotate libtomcrypt/src/hashes/sha2/sha384.c @ 778:96b8bcb88017 DROPBEAR_2013.57

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Fix error message for requirenext change
author Matt Johnston <matt@ucc.asn.au>
date Mon, 15 Apr 2013 22:01:41 +0800
parents 0cbe8f6dbf9e
children f849a5ca2efc
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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 * Tom St Denis, [email protected], http://libtomcrypt.com
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10 */
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11 /**
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12 @param sha384.c
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13 SHA384 hash included in sha512.c, Tom St Denis
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14 */
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15
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16 const struct ltc_hash_descriptor sha384_desc =
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17 {
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18 "sha384",
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19 4,
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20 48,
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21 128,
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23 /* OID */
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24 { 2, 16, 840, 1, 101, 3, 4, 2, 2, },
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25 9,
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26
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27 &sha384_init,
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28 &sha512_process,
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29 &sha384_done,
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30 &sha384_test,
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31 NULL
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32 };
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33
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34 /**
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35 Initialize the hash state
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36 @param md The hash state you wish to initialize
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37 @return CRYPT_OK if successful
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38 */
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39 int sha384_init(hash_state * md)
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40 {
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41 LTC_ARGCHK(md != NULL);
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43 md->sha512.curlen = 0;
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44 md->sha512.length = 0;
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45 md->sha512.state[0] = CONST64(0xcbbb9d5dc1059ed8);
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46 md->sha512.state[1] = CONST64(0x629a292a367cd507);
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47 md->sha512.state[2] = CONST64(0x9159015a3070dd17);
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48 md->sha512.state[3] = CONST64(0x152fecd8f70e5939);
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49 md->sha512.state[4] = CONST64(0x67332667ffc00b31);
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50 md->sha512.state[5] = CONST64(0x8eb44a8768581511);
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51 md->sha512.state[6] = CONST64(0xdb0c2e0d64f98fa7);
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52 md->sha512.state[7] = CONST64(0x47b5481dbefa4fa4);
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53 return CRYPT_OK;
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54 }
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55
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56 /**
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57 Terminate the hash to get the digest
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58 @param md The hash state
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59 @param out [out] The destination of the hash (48 bytes)
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60 @return CRYPT_OK if successful
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61 */
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62 int sha384_done(hash_state * md, unsigned char *out)
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63 {
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64 unsigned char buf[64];
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65
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66 LTC_ARGCHK(md != NULL);
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67 LTC_ARGCHK(out != NULL);
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68
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69 if (md->sha512.curlen >= sizeof(md->sha512.buf)) {
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70 return CRYPT_INVALID_ARG;
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71 }