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1 /*
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2
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3 Package: dyncall
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4 Library: dyncall
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5 File: dyncall/dyncall_struct.h
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6 Description: C interface to compute struct size
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7 License:
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8
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9 Copyright (c) 2010-2015 Olivier Chafik <olivier.chafik@centraliens.net>
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10
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11 Permission to use, copy, modify, and distribute this software for any
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12 purpose with or without fee is hereby granted, provided that the above
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13 copyright notice and this permission notice appear in all copies.
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14
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15 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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16 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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17 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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18 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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21 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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22
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23 */
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24
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25
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26
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27 /*
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28
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29 dyncall struct metadata structures
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30
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31 REVISION
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32 2007/12/11 initial
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33
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34 */
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35
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36 #ifndef DYNCALL_STRUCT_H
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37 #define DYNCALL_STRUCT_H
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38
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39 #include "dyncall.h"
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40
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41 #ifdef __cplusplus
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42 extern "C" {
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43 #endif
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44
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45 typedef struct DCfield_ {
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46 DCsize offset, size, alignment, arrayLength;
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47 DCint type;
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48 DCstruct* pSubStruct;
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49 } DCfield;
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50
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51 struct DCstruct_ {
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52 DCfield *pFields;
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53 DCsize size, alignment, fieldCount;
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54
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55 /* struct building uses a state machine. */
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338
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56 DCint nextField; /* == -1 if struct is closed */
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57 DCstruct *pCurrentStruct, *pLastStruct; /* == this, unless we're in a sub struct */
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58 };
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59
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60
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61 /* Helper. */
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62 void dcArgStructUnroll(DCCallVM* vm, DCstruct* s, DCpointer value);
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63
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64
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65 #ifdef __cplusplus
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66 }
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67 #endif
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68
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69 #endif /* DYNCALL_H */
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70
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