ADTast-experimental
Last change
on this file since f5f2768 was
8f910430,
checked in by Andrew Beach <ajbeach@…>, 3 years ago
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Updated the virtual module to prefix the names with the new convention and change the parent_vtable into type_info.
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-
Property mode set to
100644
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File size:
1.3 KB
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1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // virtual.h -- Builtins for hierarchy objects. |
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8 | // |
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9 | // Author : Andrew Beach |
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10 | // Created On : Tus Jul 11 15:08:00 2017 |
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11 | // Last Modified By : Andrew Beach |
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12 | // Last Modified On : Mon May 17 11:03:00 2021 |
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13 | // Update Count : 2 |
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14 | // |
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15 | |
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16 | #pragma once |
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17 | |
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18 | #ifdef __cforall |
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19 | extern "C" { |
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20 | #endif |
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21 | |
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22 | // Information on a type for the virtual system. |
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23 | // There should be exactly one instance per type and there should be a |
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24 | // pointer to it at the head of every virtual table. |
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25 | struct __cfavir_type_info { |
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26 | // Type id of parent type, null if this is a root type. |
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27 | struct __cfavir_type_info const * const parent; |
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28 | }; |
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29 | |
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30 | // A pointer to type information acts as the type id. |
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31 | typedef struct __cfavir_type_info const * __cfavir_type_id; |
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32 | |
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33 | // Takes in two non-null type ids. |
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34 | int __cfavir_is_parent( |
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35 | __cfavir_type_id parent, __cfavir_type_id child ); |
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36 | |
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37 | // If parent is a parent of child then return child, otherwise return NULL. |
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38 | // Input pointers are none-null, child's first level should be an object with |
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39 | // a vtable |
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40 | void * __cfavir_virtual_cast( |
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41 | __cfavir_type_id parent, __cfavir_type_id const * child ); |
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42 | |
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43 | #ifdef __cforall |
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44 | } |
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45 | #endif |
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