1 /*
2 
3  Package: dyncall
4  Library: dyncall
5  File: dyncall/dyncall_struct.h
6  Description: C interface to compute struct size
7  License:
8 
9    Copyright (c) 2010-2015 Olivier Chafik <olivier.chafik@centraliens.net>
10 
11    Permission to use, copy, modify, and distribute this software for any
12    purpose with or without fee is hereby granted, provided that the above
13    copyright notice and this permission notice appear in all copies.
14 
15    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
16    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
17    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
18    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
19    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
20    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
21    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 
23 */
24 
25 
26 
27 /*
28 
29   dyncall struct metadata structures
30 
31   REVISION
32   2007/12/11 initial
33 
34 */
35 
36 #ifndef DYNCALL_STRUCT_H
37 #define DYNCALL_STRUCT_H
38 
39 #include "dyncall.h"
40 
41 #ifdef __cplusplus
42 extern "C" {
43 #endif
44 
45 typedef struct DCfield_ {
46 	DCsize offset, size, alignment, arrayLength;
47 	DCint type;
48 	DCstruct* pSubStruct;
49 } DCfield;
50 
51 struct DCstruct_ {
52 	DCfield *pFields;
53 	DCsize size, alignment, fieldCount;
54 
55 	/* struct building uses a state machine. */
56 	DCint nextField;                        /* == -1 if struct is closed */
57 	DCstruct *pCurrentStruct, *pLastStruct; /* == this, unless we're in a sub struct */
58 };
59 
60 
61 /* Helper. */
62 void dcArgStructUnroll(DCCallVM* vm, DCstruct* s, DCpointer  value);
63 
64 
65 #ifdef __cplusplus
66 }
67 #endif
68 
69 #endif /* DYNCALL_H */
70 
71