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annotate pws-record.c @ 10:0feba0fea9d0

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Allow local makefile overrides in local.mk
author Guido Berhoerster <guido+libpws@berhoerster.name>
date Wed, 31 Jul 2019 11:21:50 +0200
parents 956e97003bad
children
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Guido Berhoerster <guido+libpws@berhoerster.name>
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1 /*
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2 * Copyright (C) 2015 Guido Berhoerster <guido+libpws@berhoerster.name>
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3 *
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4 * Permission is hereby granted, free of charge, to any person obtaining
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5 * a copy of this software and associated documentation files (the
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6 * "Software"), to deal in the Software without restriction, including
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7 * without limitation the rights to use, copy, modify, merge, publish,
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8 * distribute, sublicense, and/or sell copies of the Software, and to
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9 * permit persons to whom the Software is furnished to do so, subject to
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10 * the following conditions:
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11 *
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12 * The above copyright notice and this permission notice shall be included
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13 * in all copies or substantial portions of the Software.
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14 *
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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22 */
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23
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24 #include "compat.h"
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25
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26 #include <stdlib.h>
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27
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28 #include "pws-internal.h"
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29
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30 void
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31 pws3_record_destroy(struct pws3_record *record)
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32 {
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33 size_t i;
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34
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35 if (record == NULL) {
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36 return;
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37 }
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38
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39 for (i = 0x01; i <= 0xff; i++) {
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40 pws3_field_destroy(record->fields[i]);
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41 }
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42 pws_free(record, sizeof (struct pws3_record));
0
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43 }
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44
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45 struct pws3_record *
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46 pws3_record_create(void)
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47 {
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48 struct pws3_field *uuid_field = NULL;
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49 unsigned char uuid[PWS3_UUID_SIZE];
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50 struct pws3_record *record = NULL;
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51 size_t i;
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52
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53 /*
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54 * always add an UUID field which is mandatory and needed for inserting
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55 * a record into a database
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56 */
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57 if (pws_generate_uuid(uuid) != 0) {
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58 goto err;
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59 }
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60 uuid_field = pws3_field_create(0, PWS3_RECORD_FIELD_UUID);
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61 if (uuid_field == NULL) {
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62 goto err;
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63 }
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64 pws3_field_set_uuid(uuid_field, uuid);
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65
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66 record = pws_alloc(sizeof (struct pws3_record));
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67 if (record == NULL) {
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68 goto err;
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69 }
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70
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71 for (i = 0x00; i <= 0xff; i++) {
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72 record->fields[i] = NULL;
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73 }
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74
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75 pws3_record_set_field(record, uuid_field);
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76
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77 return (record);
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78 err:
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79 pws3_field_destroy(uuid_field);
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80 pws_free(record, (record != NULL) ? sizeof (struct pws3_record) : 0);
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81
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82 return (NULL);
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83 }
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84
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85 void
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86 pws3_record_set_field(struct pws3_record *record, struct pws3_field *field)
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87 {
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88 uint8_t field_type;
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89
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90 PWS_ASSERT(!pws3_field_is_header(field));
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91 PWS_ASSERT((pws3_field_get_data_type(field) != PWS_DATA_TYPE_TEXT) ||
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92 (field->value.text != NULL));
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93 PWS_ASSERT((pws3_field_get_data_type(field) != PWS_DATA_TYPE_BYTES) ||
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94 (field->value.bytes != NULL));
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95
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96 field_type = pws3_field_get_type(field);
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97 pws3_field_destroy(pws3_record_remove_field(record, field_type));
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98 record->fields[field_type] = field;
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99 }
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100
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101 struct pws3_field *
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102 pws3_record_get_field(struct pws3_record *record, uint8_t field_type)
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103 {
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104 return (record->fields[field_type]);
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105 }
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106
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107 struct pws3_field *
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108 pws3_record_remove_field(struct pws3_record *record, uint8_t field_type)
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109 {
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110 struct pws3_field *field;
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111
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112 field = pws3_record_get_field(record, field_type);
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113 record->fields[field_type] = NULL;
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114
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115 return (field);
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116 }