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1 /*****************************************************************************/
2 /*                                                                           */
3 /*                                 sizeof.h                                  */
4 /*                                                                           */
5 /*                      Handle sizes of types and data                       */
6 /*                                                                           */
7 /*                                                                           */
8 /*                                                                           */
9 /* (C) 2003-2011, Ullrich von Bassewitz                                      */
10 /*                Roemerstrasse 52                                           */
11 /*                D-70794 Filderstadt                                        */
12 /* EMail:         uz@cc65.org                                                */
13 /*                                                                           */
14 /*                                                                           */
15 /* This software is provided 'as-is', without any expressed or implied       */
16 /* warranty.  In no event will the authors be held liable for any damages    */
17 /* arising from the use of this software.                                    */
18 /*                                                                           */
19 /* Permission is granted to anyone to use this software for any purpose,     */
20 /* including commercial applications, and to alter it and redistribute it    */
21 /* freely, subject to the following restrictions:                            */
22 /*                                                                           */
23 /* 1. The origin of this software must not be misrepresented; you must not   */
24 /*    claim that you wrote the original software. If you use this software   */
25 /*    in a product, an acknowledgment in the product documentation would be  */
26 /*    appreciated but is not required.                                       */
27 /* 2. Altered source versions must be plainly marked as such, and must not   */
28 /*    be misrepresented as being the original software.                      */
29 /* 3. This notice may not be removed or altered from any source              */
30 /*    distribution.                                                          */
31 /*                                                                           */
32 /*****************************************************************************/
33
34
35
36 #ifndef SIZEOF_H
37 #define SIZEOF_H
38
39
40
41 /* common */
42 #include "strbuf.h"
43
44
45
46 /*****************************************************************************/
47 /*                                 Forwards                                  */
48 /*****************************************************************************/
49
50
51
52 struct SymEntry;
53 struct SymTable;
54
55
56
57 /*****************************************************************************/
58 /*                                   Code                                    */
59 /*****************************************************************************/
60
61
62
63 int IsSizeOfSymbol (const struct SymEntry* Sym);
64 /* Return true if the given symbol is the one that encodes the size of some
65  * entity. Sym may also be a NULL pointer in which case false is returned.
66  */
67
68 struct SymEntry* FindSizeOfScope (struct SymTable* Scope);
69 /* Get the size of a scope. The function returns the symbol table entry that
70  * encodes the size or NULL if there is no such entry.
71  */
72
73 struct SymEntry* FindSizeOfSymbol (struct SymEntry* Sym);
74 /* Get the size of a symbol table entry. The function returns the symbol table
75  * entry that encodes the size of the symbol or NULL if there is no such entry.
76  */
77
78 struct SymEntry* GetSizeOfScope (struct SymTable* Scope);
79 /* Get the size of a scope. The function returns the symbol table entry that
80  * encodes the size, and will create a new entry if it does not exist.
81  */
82
83 struct SymEntry* GetSizeOfSymbol (struct SymEntry* Sym);
84 /* Get the size of a symbol table entry. The function returns the symbol table
85  * entry that encodes the size of the symbol and will create a new one if it
86  * does not exist.
87  */
88
89 struct SymEntry* DefSizeOfScope (struct SymTable* Scope, long Size);
90 /* Define the size of a scope and return the size symbol */
91
92 struct SymEntry* DefSizeOfSymbol (struct SymEntry* Sym, long Size);
93 /* Define the size of a symbol and return the size symbol */
94
95
96
97 /* End of sizeof.h */
98 #endif
99
100
101