/usr/include/slv2/value.h is in libslv2-dev 0.6.6+dfsg1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 | /* SLV2
* Copyright (C) 2007-2009 Dave Robillard <http://drobilla.net>
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __SLV2_VALUE_H__
#define __SLV2_VALUE_H__
#ifdef __cplusplus
extern "C" {
#endif
#include <stdbool.h>
#include "slv2/types.h"
/** \addtogroup slv2_data
* @{
*/
/** Create a new URI value.
*
* Returned value must be freed by caller with slv2_value_free.
*/
SLV2Value
slv2_value_new_uri(SLV2World world, const char* uri);
/** Create a new string value (with no language).
*
* Returned value must be freed by caller with slv2_value_free.
*/
SLV2Value
slv2_value_new_string(SLV2World world, const char* str);
/** Create a new integer value.
*
* Returned value must be freed by caller with slv2_value_free.
*/
SLV2Value
slv2_value_new_int(SLV2World world, int val);
/** Create a new floating point value.
*
* Returned value must be freed by caller with slv2_value_free.
*/
SLV2Value
slv2_value_new_float(SLV2World world, float val);
/** Free an SLV2Value.
*/
void
slv2_value_free(SLV2Value val);
/** Duplicate an SLV2Value.
*/
SLV2Value
slv2_value_duplicate(SLV2Value val);
/** Return whether two values are equivalent.
*/
bool
slv2_value_equals(SLV2Value value, SLV2Value other);
/** Return this value as a Turtle/SPARQL token.
* Examples:
* <http://example.org/foo>
* doap:name
* "this is a string"
* 1.0
* 1
*
* Returned string is newly allocated and must be freed by caller.
*/
char*
slv2_value_get_turtle_token(SLV2Value value);
/** Return whether the value is a URI (resource).
*
* Time = O(1)
*/
bool
slv2_value_is_uri(SLV2Value value);
/** Return this value as a URI string, e.g. "http://example.org/foo".
*
* Valid to call only if slv2_value_is_uri(\a value) returns true.
* Returned value is owned by \a value and must not be freed by caller.
*
* Time = O(1)
*/
const char*
slv2_value_as_uri(SLV2Value value);
#if 0
/** Return whether the value is a QName ("qualified name", a prefixed URI).
*
* A QName will return true for both this, and slv2_value_is_uri.
* slv2_value_as_uri and slv2_value_as_qname will both return appropriately.
*
* Time = O(1)
*/
bool
slv2_value_is_qname(SLV2Value value);
/** Return this value as a QName string, e.g. "lv2:Plugin".
*
* Valid to call only if slv2_value_is_qname(\a value) returns true.
* Returned value is owned by \a value and must not be freed by caller.
*
* Time = O(1)
*/
const char*
slv2_value_as_qname(SLV2Value value);
#endif
/** Return whether this value is a literal (i.e. not a URI).
*
* Returns true if \a value is a string or numeric value.
*
* Time = O(1)
*/
bool
slv2_value_is_literal(SLV2Value value);
/** Return whether this value is a string literal.
*
* Returns true if \a value is a string (but not numeric) value.
*
* Time = O(1)
*/
bool
slv2_value_is_string(SLV2Value value);
/** Return \a value as a string.
*
* Time = O(1)
*/
const char*
slv2_value_as_string(SLV2Value value);
/** Return whether this value is a decimal literal.
*
* Time = O(1)
*/
bool
slv2_value_is_float(SLV2Value value);
/** Return \a value as a float.
*
* Valid to call only if slv2_value_is_float(\a value) or
* slv2_value_is_int(\a value) returns true.
*
* Time = O(1)
*/
float
slv2_value_as_float(SLV2Value value);
/** Return whether this value is an integer literal.
*
* Time = O(1)
*/
bool
slv2_value_is_int(SLV2Value value);
/** Return \a value as an integer.
*
* Valid to call only if slv2_value_is_int(\a value) returns true.
*
* Time = O(1)
*/
int
slv2_value_as_int(SLV2Value value);
/** @} */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* __SLV2_VALUE_H__ */
|