Mercurial > octave
annotate liboctave/util/oct-base64.cc @ 19697:4197fc428c7d
maint: Update copyright notices for 2015.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 11 Feb 2015 14:19:08 -0500 |
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1 /* |
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2 |
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3 Copyright (C) 2012-2015 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 3 of the License, or (at your |
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10 option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #ifdef HAVE_CONFIG_H |
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24 #include <config.h> |
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25 #endif |
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26 |
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27 #include <algorithm> |
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28 |
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29 #include <base64.h> |
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30 |
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31 #include "Array.h" |
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32 #include "oct-base64.h" |
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33 |
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34 bool |
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35 octave_base64_encode (const char *inc, const size_t inlen, char **out) |
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36 { |
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37 bool ret = false; |
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38 |
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39 size_t outlen = base64_encode_alloc (inc, inlen, out); |
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40 |
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41 if (! out) |
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42 { |
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43 if (outlen == 0 && inlen != 0) |
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44 (*current_liboctave_error_handler) |
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45 ("base64_encode: input array too large"); |
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46 else |
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47 (*current_liboctave_error_handler) |
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48 ("base64_encode: memory allocation error"); |
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49 } |
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50 else |
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51 ret = true; |
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52 |
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53 return ret; |
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54 } |
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55 |
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56 Array<double> |
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57 octave_base64_decode (const std::string& str) |
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58 { |
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59 Array<double> retval; |
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60 |
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61 const char *inc = &(str[0]); |
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62 |
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63 char *out; |
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64 size_t outlen; |
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65 |
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66 bool ok = base64_decode_alloc (inc, str.length (), &out, &outlen); |
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67 |
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68 if (! ok) |
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69 (*current_liboctave_error_handler) |
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70 ("base64_decode: input was not valid base64"); |
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71 else if (! out) |
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72 (*current_liboctave_error_handler) |
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73 ("base64_decode: memory allocation error"); |
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74 else |
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75 { |
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76 if ((outlen % (sizeof (double) / sizeof (char))) != 0) |
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77 { |
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78 ::free (out); |
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79 (*current_liboctave_error_handler) |
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80 ("base64_decode: incorrect input size"); |
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81 } |
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82 else |
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83 { |
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84 octave_idx_type len = (outlen * sizeof (char)) / sizeof (double); |
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85 retval.resize (dim_vector (1, len)); |
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86 double *dout = reinterpret_cast<double*> (out); |
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87 std::copy (dout, dout + len, retval.fortran_vec ()); |
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88 ::free (out); |
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89 } |
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90 } |
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91 |
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92 return retval; |
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93 } |
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94 |