1/*****************************************************************************/
2/* */
3/* extsyms.h */
4/* */
5/* Handle program external symbols for relocatable output formats */
6/* */
7/* */
8/* */
9/* (C) 1999-2001 Ullrich von Bassewitz */
10/* Wacholderweg 14 */
11/* D-70597 Stuttgart */
12/* EMail: uz@musoftware.de */
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 EXTSYMS_H
37#define EXTSYMS_H
38
39
40
41/*****************************************************************************/
42/* Data */
43/*****************************************************************************/
44
45
46
47/* Forward decl for structure holding an external symbol */
48typedef struct ExtSym ExtSym;
49
50/* External symbol table structure */
51typedef struct ExtSymTab ExtSymTab;
52
53
54
55/*****************************************************************************/
56/* Code */
57/*****************************************************************************/
58
59
60
61ExtSym* NewExtSym (ExtSymTab* Tab, unsigned Name);
62/* Create a new external symbol and insert it into the list */
63
64ExtSymTab* NewExtSymTab (void);
65/* Create a new external symbol table */
66
67void FreeExtSymTab (ExtSymTab* Tab);
68/* Free an external symbol structure */
69
70ExtSym* GetExtSym (const ExtSymTab* Tab, unsigned Name);
71/* Return the entry for the external symbol with the given name. Return NULL
72** if there is no such symbol.
73*/
74
75unsigned ExtSymCount (const ExtSymTab* Tab);
76/* Return the number of symbols in the table */
77
78const ExtSym* ExtSymList (const ExtSymTab* Tab);
79/* Return the start of the symbol list sorted by symbol number. Call
80** ExtSymNext for the next symbol.
81*/
82
83unsigned ExtSymNum (const ExtSym* E);
84/* Return the number of an external symbol */
85
86unsigned ExtSymName (const ExtSym* E);
87/* Return the symbol name index */
88
89const ExtSym* ExtSymNext (const ExtSym* E);
90/* Return the next symbol in the list */
91
92
93
94/* End of extsyms.h */
95
96#endif
97