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annotate strings.c @ 18:712dd6dfb0eb libtomcrypt

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makefile
author Matt Johnston <matt@ucc.asn.au>
date Tue, 15 Jun 2004 14:34:07 +0000
parents d7da3b1e1540
children
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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.org
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10 */
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11
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12 /* Future releases will make use of this */
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13 #include "mycrypt.h"
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14
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15 static const char *err_2_str[] =
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16 {
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17 "CRYPT_OK",
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18 "CRYPT_ERROR",
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19 "Non-fatal 'no-operation' requested.",
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20
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21 "Invalid keysize for block cipher.",
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22 "Invalid number of rounds for block cipher.",
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23 "Algorithm failed test vectors.",
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24
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25 "Buffer overflow.",
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26 "Invalid input packet.",
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27
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28 "Invalid number of bits for a PRNG.",
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29 "Error reading the PRNG.",
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30
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31 "Invalid cipher specified.",
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32 "Invalid hash specified.",
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33 "Invalid PRNG specified.",
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34
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35 "Out of memory.",
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36
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37 "Invalid PK key or key type specified for function.",
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38 "A private PK key is required.",
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39
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40 "Invalid argument provided.",
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41 "File Not Found",
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42
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43 "Invalid PK type.",
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44 "Invalid PK system.",
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45 "Duplicate PK key found on keyring.",
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46 "Key not found in keyring.",
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47 "Invalid sized parameter.",
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48
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49 "Invalid size for prime.",
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50
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51 };
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52
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53 #ifdef MPI
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54 static const struct {
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55 int mpi_code, ltc_code;
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56 } mpi_to_ltc_codes[] = {
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57 { MP_OKAY , CRYPT_OK},
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58 { MP_MEM , CRYPT_MEM},
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59 { MP_VAL , CRYPT_INVALID_ARG},
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60 };
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61 #endif
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62
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63 const char *error_to_string(int err)
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64 {
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65 if (err < 0 || err >= (int)(sizeof(err_2_str)/sizeof(err_2_str[0]))) {
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66 return "Invalid error code.";
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67 } else {
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68 return err_2_str[err];
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69 }
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70 }
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71
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72 #ifdef MPI
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73 /* convert a MPI error to a LTC error (Possibly the most powerful function ever! Oh wait... no) */
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74 int mpi_to_ltc_error(int err)
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75 {
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76 int x;
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77
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78 for (x = 0; x < (int)(sizeof(mpi_to_ltc_codes)/sizeof(mpi_to_ltc_codes[0])); x++) {
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79 if (err == mpi_to_ltc_codes[x].mpi_code) {
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80 return mpi_to_ltc_codes[x].ltc_code;
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81 }
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82 }
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83 return CRYPT_ERROR;
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84 }
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85 #endif
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86