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2376
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1 /* |
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2 |
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2847
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3 Copyright (C) 1996, 1997 John W. Eaton |
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2376
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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 2, or (at your option) any |
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10 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, write to the Free |
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5307
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19 Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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20 02110-1301, USA. |
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21 |
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22 */ |
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23 |
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24 #ifdef HAVE_CONFIG_H |
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25 #include <config.h> |
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26 #endif |
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27 |
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3503
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28 #include <iostream> |
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4726
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29 #include <vector> |
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2901
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30 |
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4944
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31 #include "data-conv.h" |
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2376
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32 #include "lo-ieee.h" |
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4944
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33 #include "mach-info.h" |
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2376
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34 #include "mx-base.h" |
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35 |
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5758
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36 #include "defun.h" |
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37 #include "byte-swap.h" |
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38 #include "gripes.h" |
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39 #include "ls-oct-ascii.h" |
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40 #include "ls-hdf5.h" |
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41 #include "ls-utils.h" |
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2407
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42 #include "oct-obj.h" |
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4944
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43 #include "oct-stream.h" |
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2376
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44 #include "ops.h" |
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5033
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45 #include "ov-scalar.h" |
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2376
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46 #include "ov-re-mat.h" |
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47 #include "ov-str-mat.h" |
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48 #include "pr-output.h" |
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3836
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49 #include "pt-mat.h" |
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5758
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50 #include "utils.h" |
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4687
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51 |
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3219
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52 DEFINE_OCTAVE_ALLOCATOR (octave_char_matrix_str); |
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5279
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53 DEFINE_OCTAVE_ALLOCATOR (octave_char_matrix_sq_str); |
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2376
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54 |
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4612
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55 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_char_matrix_str, "string", "char"); |
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5279
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56 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_char_matrix_sq_str, "sq_string", "char"); |
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2376
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57 |
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5759
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58 static octave_base_value * |
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59 default_numeric_conversion_function (const octave_base_value& a) |
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2376
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60 { |
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5759
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61 octave_base_value *retval = 0; |
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5033
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62 |
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63 CAST_CONV_ARG (const octave_char_matrix_str&); |
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64 |
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4668
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65 NDArray nda = v.array_value (true); |
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3203
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66 |
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5033
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67 if (! error_state) |
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68 { |
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69 if (nda.numel () == 1) |
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70 retval = new octave_scalar (nda(0)); |
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71 else |
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72 retval = new octave_matrix (nda); |
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73 } |
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74 |
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75 return retval; |
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2376
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76 } |
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77 |
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5759
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78 octave_base_value::type_conv_fcn |
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2376
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79 octave_char_matrix_str::numeric_conversion_function (void) const |
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80 { |
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81 return default_numeric_conversion_function; |
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82 } |
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83 |
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84 octave_value |
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5400
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85 octave_char_matrix_str::do_index_op_internal (const octave_value_list& idx, |
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5885
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86 bool resize_ok, char type) |
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2407
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87 { |
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88 octave_value retval; |
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89 |
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5275
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90 octave_idx_type len = idx.length (); |
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2407
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91 |
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92 switch (len) |
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93 { |
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5539
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94 case 0: |
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95 retval = octave_value (matrix, true, type); |
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2407
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96 break; |
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97 |
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98 case 1: |
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99 { |
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100 idx_vector i = idx (0).index_vector (); |
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101 |
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5086
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102 if (! error_state) |
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103 retval = octave_value (charNDArray (matrix.index (i, resize_ok)), |
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5400
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104 true, type); |
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2407
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105 } |
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106 break; |
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107 |
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5539
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108 case 2: |
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109 { |
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110 idx_vector i = idx (0).index_vector (); |
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111 idx_vector j = idx (1).index_vector (); |
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112 |
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113 if (! error_state) |
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114 retval = octave_value (charNDArray (matrix.index (i, j, resize_ok)), |
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115 true, type); |
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116 } |
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5435
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117 break; |
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118 |
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2407
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119 default: |
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4513
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120 { |
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121 Array<idx_vector> idx_vec (len); |
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122 |
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5275
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123 for (octave_idx_type i = 0; i < len; i++) |
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4513
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124 idx_vec(i) = idx(i).index_vector (); |
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125 |
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5086
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126 if (! error_state) |
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127 retval = octave_value (charNDArray (matrix.index (idx_vec, resize_ok)), |
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5400
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128 true, type); |
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4513
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129 } |
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2407
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130 break; |
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131 } |
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132 |
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133 return retval; |
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134 } |
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135 |
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136 void |
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137 octave_char_matrix_str::assign (const octave_value_list& idx, |
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138 const charMatrix& rhs) |
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139 { |
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5275
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140 octave_idx_type len = idx.length (); |
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2407
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141 |
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5775
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142 // FIXME |
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2571
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143 charMatrix tmp = rhs; |
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144 if (tmp.rows () == 1 && tmp.columns () == 0) |
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145 tmp.resize (0, 0); |
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146 |
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5275
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147 for (octave_idx_type i = 0; i < len; i++) |
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4513
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148 matrix.set_index (idx(i).index_vector ()); |
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2407
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149 |
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4513
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150 ::assign (matrix, tmp, Vstring_fill_char); |
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2407
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151 } |
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152 |
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5731
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153 octave_value |
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154 octave_char_matrix_str::resize (const dim_vector& dv, bool fill) const |
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155 { |
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156 charNDArray retval (matrix); |
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157 if (fill) |
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158 retval.resize (dv, charNDArray::resize_fill_value()); |
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159 else |
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160 retval.resize (dv); |
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161 return octave_value (retval, true); |
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162 } |
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163 |
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2376
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164 bool |
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165 octave_char_matrix_str::valid_as_scalar_index (void) const |
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166 { |
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167 bool retval = false; |
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168 error ("octave_char_matrix_str::valid_as_scalar_index(): not implemented"); |
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169 return retval; |
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170 } |
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171 |
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4668
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172 #define CHAR_MATRIX_CONV(T, INIT, TNAME, FCN) \ |
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173 T retval INIT; \ |
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174 \ |
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175 if (! force_string_conv) \ |
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176 gripe_invalid_conversion ("string", TNAME); \ |
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177 else \ |
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178 { \ |
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5878
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179 warning_with_id ("Octave:str-to-num", \ |
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5781
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180 "implicit conversion from %s to %s", \ |
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181 "string", TNAME); \ |
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4668
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182 \ |
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183 retval = octave_char_matrix::FCN (); \ |
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184 } \ |
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185 \ |
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186 return retval |
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187 |
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4643
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188 double |
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189 octave_char_matrix_str::double_value (bool force_string_conv) const |
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190 { |
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4668
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191 CHAR_MATRIX_CONV (double, = 0, "real scalar", double_value); |
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192 } |
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4643
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193 |
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4668
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194 Complex |
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195 octave_char_matrix_str::complex_value (bool force_string_conv) const |
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196 { |
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197 CHAR_MATRIX_CONV (Complex, = 0, "complex scalar", complex_value); |
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4643
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198 } |
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199 |
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200 Matrix |
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201 octave_char_matrix_str::matrix_value (bool force_string_conv) const |
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202 { |
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4668
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203 CHAR_MATRIX_CONV (Matrix, , "real matrix", matrix_value); |
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204 } |
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205 |
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206 ComplexMatrix |
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207 octave_char_matrix_str::complex_matrix_value (bool force_string_conv) const |
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208 { |
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209 CHAR_MATRIX_CONV (ComplexMatrix, , "complex matrix", complex_matrix_value); |
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210 } |
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211 |
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4668
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212 NDArray |
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213 octave_char_matrix_str::array_value (bool force_string_conv) const |
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214 { |
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215 CHAR_MATRIX_CONV (NDArray, , "real N-d array", array_value); |
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216 } |
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217 |
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4668
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218 ComplexNDArray |
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219 octave_char_matrix_str::complex_array_value (bool force_string_conv) const |
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220 { |
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221 CHAR_MATRIX_CONV (ComplexNDArray, , "complex N-d array", |
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222 complex_array_value); |
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223 } |
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224 |
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2493
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225 string_vector |
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5715
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226 octave_char_matrix_str::all_strings (bool) const |
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227 { |
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4513
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228 string_vector retval; |
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229 |
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230 if (matrix.ndims () == 2) |
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231 { |
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232 charMatrix chm = matrix.matrix_value (); |
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233 |
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5275
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234 octave_idx_type n = chm.rows (); |
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2493
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235 |
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4513
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236 retval.resize (n); |
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2493
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237 |
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5275
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238 for (octave_idx_type i = 0; i < n; i++) |
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5707
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239 retval[i] = chm.row_as_string (i); |
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4513
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240 } |
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241 else |
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242 error ("invalid conversion of charNDArray to string_vector"); |
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2493
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243 |
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244 return retval; |
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2376
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245 } |
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246 |
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3536
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247 std::string |
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4457
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248 octave_char_matrix_str::string_value (bool) const |
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2376
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249 { |
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4513
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250 std::string retval; |
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251 |
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252 if (matrix.ndims () == 2) |
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253 { |
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254 charMatrix chm = matrix.matrix_value (); |
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255 |
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5775
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256 retval = chm.row_as_string (0); // FIXME??? |
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4513
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257 } |
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258 else |
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259 error ("invalid conversion of charNDArray to string"); |
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260 |
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261 return retval; |
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2376
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262 } |
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263 |
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264 void |
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3523
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265 octave_char_matrix_str::print_raw (std::ostream& os, bool pr_as_read_syntax) const |
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2376
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266 { |
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3219
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267 octave_print_internal (os, matrix, pr_as_read_syntax, |
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268 current_print_indent_level (), true); |
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2376
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269 } |
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270 |
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4687
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271 bool |
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5958
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272 octave_char_matrix_str::save_ascii (std::ostream& os, bool& /* infnan_warned */) |
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4687
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273 { |
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4805
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274 dim_vector d = dims (); |
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275 if (d.length () > 2) |
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276 { |
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277 charNDArray tmp = char_array_value (); |
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278 os << "# ndims: " << d.length () << "\n"; |
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279 for (int i=0; i < d.length (); i++) |
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280 os << " " << d (i); |
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281 os << "\n"; |
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5760
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282 os.write (tmp.fortran_vec (), d.numel ()); |
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4805
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283 os << "\n"; |
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284 } |
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285 else |
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4687
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286 { |
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4805
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287 // Keep this case, rather than use generic code above for |
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288 // backward compatiability. Makes load_ascii much more complex!! |
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289 charMatrix chm = char_matrix_value (); |
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5275
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290 octave_idx_type elements = chm.rows (); |
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4805
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291 os << "# elements: " << elements << "\n"; |
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5275
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292 for (octave_idx_type i = 0; i < elements; i++) |
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4805
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293 { |
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294 unsigned len = chm.cols (); |
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295 os << "# length: " << len << "\n"; |
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296 std::string tstr = chm.row_as_string (i, false, true); |
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297 const char *tmp = tstr.data (); |
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298 if (tstr.length () > len) |
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299 panic_impossible (); |
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5760
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300 os.write (tmp, len); |
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4805
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301 os << "\n"; |
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302 } |
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4687
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303 } |
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304 |
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305 return true; |
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306 } |
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307 |
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308 bool |
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309 octave_char_matrix_str::load_ascii (std::istream& is) |
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310 { |
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311 bool success = true; |
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5099
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312 |
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313 string_vector keywords(3); |
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314 |
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315 keywords[0] = "ndims"; |
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316 keywords[1] = "elements"; |
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317 keywords[2] = "length"; |
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318 |
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319 std::string kw; |
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320 int val = 0; |
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4687
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321 |
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5099
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322 if (extract_keyword (is, keywords, kw, val, true)) |
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4687
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323 { |
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5099
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324 if (kw == "ndims") |
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4687
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325 { |
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5099
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326 int mdims = val; |
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327 |
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328 if (mdims >= 0) |
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329 { |
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330 dim_vector dv; |
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331 dv.resize (mdims); |
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4805
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332 |
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5099
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333 for (int i = 0; i < mdims; i++) |
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334 is >> dv(i); |
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4687
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335 |
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5099
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336 charNDArray tmp(dv); |
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337 char *ftmp = tmp.fortran_vec (); |
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338 |
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339 // Skip the return line |
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340 if (! is.read (ftmp, 1)) |
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341 return false; |
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4805
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342 |
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5099
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343 if (! is.read (ftmp, dv.numel ()) || !is) |
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344 { |
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345 error ("load: failed to load string constant"); |
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346 success = false; |
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347 } |
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348 else |
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349 matrix = tmp; |
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350 } |
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351 else |
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4687
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352 { |
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5099
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353 error ("load: failed to extract matrix size"); |
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4805
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354 success = false; |
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4687
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355 } |
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356 } |
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5099
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357 else if (kw == "elements") |
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4687
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358 { |
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5099
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359 int elements = val; |
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4805
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360 |
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361 if (elements >= 0) |
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362 { |
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5775
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363 // FIXME -- need to be able to get max length |
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4805
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364 // before doing anything. |
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4687
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365 |
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4805
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366 charMatrix chm (elements, 0); |
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367 int max_len = 0; |
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368 for (int i = 0; i < elements; i++) |
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369 { |
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370 int len; |
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371 if (extract_keyword (is, "length", len) && len >= 0) |
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372 { |
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6151
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373 // Use this instead of a C-style character |
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374 // buffer so that we can properly handle |
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375 // embedded NUL characters. |
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376 charMatrix tmp (1, len); |
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377 char *ptmp = tmp.fortran_vec (); |
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378 |
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379 if (len > 0 && ! is.read (ptmp, len)) |
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4805
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380 { |
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381 error ("load: failed to load string constant"); |
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382 success = false; |
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383 break; |
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384 } |
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385 else |
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386 { |
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387 if (len > max_len) |
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388 { |
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389 max_len = len; |
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390 chm.resize (elements, max_len, 0); |
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391 } |
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6151
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392 |
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4805
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393 chm.insert (tmp, i, 0); |
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394 } |
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395 } |
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396 else |
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397 { |
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398 error ("load: failed to extract string length for element %d", |
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399 i+1); |
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400 success = false; |
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401 } |
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402 } |
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403 |
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404 if (! error_state) |
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405 matrix = chm; |
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4687
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406 } |
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407 else |
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408 { |
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4805
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409 error ("load: failed to extract number of string elements"); |
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410 success = false; |
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411 } |
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412 } |
|
5099
|
413 else if (kw == "length") |
|
4805
|
414 { |
|
5099
|
415 int len = val; |
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4805
|
416 |
|
5099
|
417 if (len >= 0) |
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4805
|
418 { |
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419 // This is cruft for backward compatiability, |
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420 // but relatively harmless. |
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421 |
|
6151
|
422 // Use this instead of a C-style character buffer so |
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423 // that we can properly handle embedded NUL characters. |
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424 charMatrix tmp (1, len); |
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425 char *ptmp = tmp.fortran_vec (); |
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4805
|
426 |
|
6151
|
427 if (len > 0 && ! is.read (ptmp, len)) |
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4805
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428 { |
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429 error ("load: failed to load string constant"); |
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430 } |
|
4687
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431 else |
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4805
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432 { |
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433 if (is) |
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6151
|
434 matrix = tmp; |
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4805
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435 else |
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436 error ("load: failed to load string constant"); |
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437 } |
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4687
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438 } |
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439 } |
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5099
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440 else |
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441 panic_impossible (); |
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442 } |
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443 else |
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444 { |
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445 error ("load: failed to extract number of rows and columns"); |
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|
446 success = false; |
|
4687
|
447 } |
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448 |
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|
449 return success; |
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|
450 } |
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451 |
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|
452 bool |
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|
453 octave_char_matrix_str::save_binary (std::ostream& os, |
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|
454 bool& /* save_as_floats */) |
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|
455 { |
|
4805
|
456 dim_vector d = dims (); |
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|
457 if (d.length() < 1) |
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|
458 return false; |
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459 |
|
|
460 // Use negative value for ndims to differentiate with old format!! |
|
5828
|
461 int32_t tmp = - d.length(); |
|
5760
|
462 os.write (reinterpret_cast<char *> (&tmp), 4); |
|
4805
|
463 for (int i=0; i < d.length (); i++) |
|
4687
|
464 { |
|
4805
|
465 tmp = d(i); |
|
5760
|
466 os.write (reinterpret_cast<char *> (&tmp), 4); |
|
4687
|
467 } |
|
4805
|
468 |
|
|
469 charNDArray m = char_array_value (); |
|
|
470 os.write (m.fortran_vec (), d.numel ()); |
|
4687
|
471 return true; |
|
|
472 } |
|
|
473 |
|
|
474 bool |
|
|
475 octave_char_matrix_str::load_binary (std::istream& is, bool swap, |
|
|
476 oct_mach_info::float_format /* fmt */) |
|
|
477 { |
|
5828
|
478 int32_t elements; |
|
5760
|
479 if (! is.read (reinterpret_cast<char *> (&elements), 4)) |
|
4687
|
480 return false; |
|
|
481 if (swap) |
|
4944
|
482 swap_bytes<4> (&elements); |
|
4805
|
483 |
|
|
484 if (elements < 0) |
|
4687
|
485 { |
|
5828
|
486 int32_t mdims = - elements; |
|
|
487 int32_t di; |
|
4805
|
488 dim_vector dv; |
|
|
489 dv.resize (mdims); |
|
|
490 |
|
|
491 for (int i = 0; i < mdims; i++) |
|
|
492 { |
|
5760
|
493 if (! is.read (reinterpret_cast<char *> (&di), 4)) |
|
4805
|
494 return false; |
|
|
495 if (swap) |
|
4944
|
496 swap_bytes<4> (&di); |
|
4805
|
497 dv(i) = di; |
|
|
498 } |
|
|
499 |
|
5157
|
500 // Convert an array with a single dimension to be a row vector. |
|
|
501 // Octave should never write files like this, other software |
|
|
502 // might. |
|
|
503 |
|
|
504 if (mdims == 1) |
|
|
505 { |
|
|
506 mdims = 2; |
|
|
507 dv.resize (mdims); |
|
|
508 dv(1) = dv(0); |
|
|
509 dv(0) = 1; |
|
|
510 } |
|
|
511 |
|
4805
|
512 charNDArray m(dv); |
|
|
513 char *tmp = m.fortran_vec (); |
|
|
514 is.read (tmp, dv.numel ()); |
|
|
515 |
|
|
516 if (error_state || ! is) |
|
4687
|
517 return false; |
|
4805
|
518 matrix = m; |
|
|
519 } |
|
|
520 else |
|
|
521 { |
|
|
522 charMatrix chm (elements, 0); |
|
|
523 int max_len = 0; |
|
|
524 for (int i = 0; i < elements; i++) |
|
4687
|
525 { |
|
5828
|
526 int32_t len; |
|
5760
|
527 if (! is.read (reinterpret_cast<char *> (&len), 4)) |
|
4805
|
528 return false; |
|
|
529 if (swap) |
|
4944
|
530 swap_bytes<4> (&len); |
|
6151
|
531 charMatrix btmp (1, len); |
|
|
532 char *pbtmp = btmp.fortran_vec (); |
|
|
533 if (! is.read (pbtmp, len)) |
|
4805
|
534 return false; |
|
|
535 if (len > max_len) |
|
|
536 { |
|
|
537 max_len = len; |
|
|
538 chm.resize (elements, max_len, 0); |
|
|
539 } |
|
|
540 chm.insert (btmp, i, 0); |
|
4687
|
541 } |
|
4805
|
542 matrix = chm; |
|
4687
|
543 } |
|
|
544 return true; |
|
|
545 } |
|
|
546 |
|
|
547 #if defined (HAVE_HDF5) |
|
4944
|
548 |
|
4687
|
549 bool |
|
|
550 octave_char_matrix_str::save_hdf5 (hid_t loc_id, const char *name, |
|
|
551 bool /* save_as_floats */) |
|
|
552 { |
|
4837
|
553 dim_vector dv = dims (); |
|
|
554 int empty = save_hdf5_empty (loc_id, name, dv); |
|
|
555 if (empty) |
|
4805
|
556 return (empty > 0); |
|
4687
|
557 |
|
4837
|
558 int rank = dv.length (); |
|
4805
|
559 hid_t space_hid = -1, data_hid = -1; |
|
|
560 bool retval = true; |
|
|
561 charNDArray m = char_array_value (); |
|
|
562 |
|
|
563 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
4687
|
564 |
|
4805
|
565 // Octave uses column-major, while HDF5 uses row-major ordering |
|
|
566 for (int i = 0; i < rank; i++) |
|
4837
|
567 hdims[i] = dv (rank-i-1); |
|
4805
|
568 |
|
4815
|
569 space_hid = H5Screate_simple (rank, hdims, 0); |
|
4805
|
570 if (space_hid < 0) |
|
|
571 return false; |
|
4687
|
572 |
|
4805
|
573 data_hid = H5Dcreate (loc_id, name, H5T_NATIVE_CHAR, space_hid, |
|
|
574 H5P_DEFAULT); |
|
|
575 if (data_hid < 0) |
|
4687
|
576 { |
|
4805
|
577 H5Sclose (space_hid); |
|
4687
|
578 return false; |
|
|
579 } |
|
|
580 |
|
4837
|
581 OCTAVE_LOCAL_BUFFER (char, s, dv.numel ()); |
|
4687
|
582 |
|
4837
|
583 for (int i = 0; i < dv.numel (); ++i) |
|
4805
|
584 s[i] = m(i); |
|
4687
|
585 |
|
4805
|
586 retval = H5Dwrite (data_hid, H5T_NATIVE_CHAR, H5S_ALL, H5S_ALL, |
|
4815
|
587 H5P_DEFAULT, s) >= 0; |
|
4687
|
588 |
|
|
589 H5Dclose (data_hid); |
|
|
590 H5Sclose (space_hid); |
|
4837
|
591 |
|
4687
|
592 return retval; |
|
|
593 } |
|
|
594 |
|
|
595 bool |
|
|
596 octave_char_matrix_str::load_hdf5 (hid_t loc_id, const char *name, |
|
|
597 bool /* have_h5giterate_bug */) |
|
|
598 { |
|
4837
|
599 bool retval = false; |
|
|
600 |
|
4805
|
601 dim_vector dv; |
|
|
602 int empty = load_hdf5_empty (loc_id, name, dv); |
|
|
603 if (empty > 0) |
|
|
604 matrix.resize(dv); |
|
4837
|
605 if (empty) |
|
|
606 return (empty > 0); |
|
4805
|
607 |
|
4687
|
608 hid_t data_hid = H5Dopen (loc_id, name); |
|
|
609 hid_t space_hid = H5Dget_space (data_hid); |
|
|
610 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); |
|
|
611 hid_t type_hid = H5Dget_type (data_hid); |
|
4805
|
612 hid_t type_class_hid = H5Tget_class (type_hid); |
|
4687
|
613 |
|
4805
|
614 if (type_class_hid == H5T_INTEGER) |
|
4687
|
615 { |
|
4805
|
616 if (rank < 1) |
|
4687
|
617 { |
|
|
618 H5Tclose (type_hid); |
|
|
619 H5Sclose (space_hid); |
|
|
620 H5Dclose (data_hid); |
|
|
621 return false; |
|
|
622 } |
|
4805
|
623 |
|
|
624 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
|
625 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); |
|
|
626 |
|
|
627 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
|
628 |
|
|
629 // Octave uses column-major, while HDF5 uses row-major ordering |
|
|
630 if (rank == 1) |
|
|
631 { |
|
|
632 dv.resize (2); |
|
|
633 dv(0) = 1; |
|
|
634 dv(1) = hdims[0]; |
|
|
635 } |
|
4687
|
636 else |
|
|
637 { |
|
4805
|
638 dv.resize (rank); |
|
4815
|
639 for (hsize_t i = 0, j = rank - 1; i < rank; i++, j--) |
|
4805
|
640 dv(j) = hdims[i]; |
|
|
641 } |
|
|
642 |
|
|
643 charNDArray m (dv); |
|
|
644 char *str = m.fortran_vec (); |
|
|
645 if (H5Dread (data_hid, H5T_NATIVE_CHAR, H5S_ALL, H5S_ALL, |
|
4815
|
646 H5P_DEFAULT, str) >= 0) |
|
4805
|
647 { |
|
|
648 retval = true; |
|
|
649 matrix = m; |
|
|
650 } |
|
|
651 |
|
|
652 H5Tclose (type_hid); |
|
|
653 H5Sclose (space_hid); |
|
|
654 H5Dclose (data_hid); |
|
|
655 return true; |
|
|
656 } |
|
|
657 else |
|
|
658 { |
|
|
659 // This is cruft for backward compatiability and easy data |
|
|
660 // importation |
|
|
661 if (rank == 0) |
|
|
662 { |
|
|
663 // a single string: |
|
|
664 int slen = H5Tget_size (type_hid); |
|
|
665 if (slen < 0) |
|
4687
|
666 { |
|
|
667 H5Tclose (type_hid); |
|
|
668 H5Sclose (space_hid); |
|
|
669 H5Dclose (data_hid); |
|
|
670 return false; |
|
|
671 } |
|
4805
|
672 else |
|
|
673 { |
|
|
674 OCTAVE_LOCAL_BUFFER (char, s, slen); |
|
|
675 // create datatype for (null-terminated) string |
|
|
676 // to read into: |
|
|
677 hid_t st_id = H5Tcopy (H5T_C_S1); |
|
|
678 H5Tset_size (st_id, slen); |
|
5760
|
679 if (H5Dread (data_hid, st_id, H5S_ALL, H5S_ALL, H5P_DEFAULT, s) < 0) |
|
4805
|
680 { |
|
|
681 H5Tclose (st_id); |
|
|
682 H5Tclose (type_hid); |
|
|
683 H5Sclose (space_hid); |
|
|
684 H5Dclose (data_hid); |
|
|
685 return false; |
|
|
686 } |
|
4687
|
687 |
|
4805
|
688 matrix = charMatrix (s); |
|
4687
|
689 |
|
4805
|
690 H5Tclose (st_id); |
|
|
691 H5Tclose (type_hid); |
|
|
692 H5Sclose (space_hid); |
|
|
693 H5Dclose (data_hid); |
|
|
694 return true; |
|
|
695 } |
|
4687
|
696 } |
|
4805
|
697 else if (rank == 1) |
|
|
698 { |
|
|
699 // string vector |
|
|
700 hsize_t elements, maxdim; |
|
|
701 H5Sget_simple_extent_dims (space_hid, &elements, &maxdim); |
|
|
702 int slen = H5Tget_size (type_hid); |
|
|
703 if (slen < 0) |
|
|
704 { |
|
|
705 H5Tclose (type_hid); |
|
|
706 H5Sclose (space_hid); |
|
|
707 H5Dclose (data_hid); |
|
|
708 return false; |
|
|
709 } |
|
|
710 else |
|
|
711 { |
|
|
712 // hdf5 string arrays store strings of all the |
|
|
713 // same physical length (I think), which is |
|
|
714 // slightly wasteful, but oh well. |
|
|
715 |
|
|
716 OCTAVE_LOCAL_BUFFER (char, s, elements * slen); |
|
|
717 |
|
|
718 // create datatype for (null-terminated) string |
|
|
719 // to read into: |
|
|
720 hid_t st_id = H5Tcopy (H5T_C_S1); |
|
|
721 H5Tset_size (st_id, slen); |
|
|
722 |
|
5760
|
723 if (H5Dread (data_hid, st_id, H5S_ALL, H5S_ALL, H5P_DEFAULT, s) < 0) |
|
4805
|
724 { |
|
|
725 H5Tclose (st_id); |
|
|
726 H5Tclose (type_hid); |
|
|
727 H5Sclose (space_hid); |
|
|
728 H5Dclose (data_hid); |
|
|
729 return false; |
|
|
730 } |
|
|
731 |
|
|
732 charMatrix chm (elements, slen - 1); |
|
|
733 for (hsize_t i = 0; i < elements; ++i) |
|
|
734 { |
|
|
735 chm.insert (s + i*slen, i, 0); |
|
|
736 } |
|
|
737 |
|
|
738 matrix = chm; |
|
|
739 |
|
|
740 H5Tclose (st_id); |
|
|
741 H5Tclose (type_hid); |
|
|
742 H5Sclose (space_hid); |
|
|
743 H5Dclose (data_hid); |
|
|
744 return true; |
|
|
745 } |
|
|
746 } |
|
|
747 else |
|
4687
|
748 { |
|
|
749 H5Tclose (type_hid); |
|
|
750 H5Sclose (space_hid); |
|
|
751 H5Dclose (data_hid); |
|
|
752 return false; |
|
|
753 } |
|
|
754 } |
|
4837
|
755 |
|
|
756 return retval; |
|
4687
|
757 } |
|
4944
|
758 |
|
4687
|
759 #endif |
|
|
760 |
|
2376
|
761 /* |
|
|
762 ;;; Local Variables: *** |
|
|
763 ;;; mode: C++ *** |
|
|
764 ;;; End: *** |
|
|
765 */ |
