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a92026c9 UD |
1 | /* Function descriptors. Generic version. |
2 | Copyright (C) 1995, 1996, 1997, 2000, 2001 Free Software Foundation, Inc. | |
c0282c06 UD |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
c0282c06 UD |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
c0282c06 | 14 | |
41bdb6e2 AJ |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. */ | |
c0282c06 | 19 | |
a92026c9 UD |
20 | #ifndef dl_fptr_h |
21 | #define dl_fptr_h 1 | |
c0282c06 | 22 | |
a92026c9 | 23 | /* An FDESC is a function descriptor. */ |
c0282c06 | 24 | |
a92026c9 UD |
25 | struct fdesc |
26 | { | |
27 | ElfW(Addr) ip; /* code entry point */ | |
28 | ElfW(Addr) gp; /* global pointer */ | |
29 | }; | |
30 | ||
31 | struct fdesc_table | |
32 | { | |
33 | struct fdesc_table *next; | |
34 | unsigned int len; /* # of entries in fdesc table */ | |
35 | volatile unsigned int first_unused; /* index of first available entry */ | |
36 | struct fdesc fdesc[0]; | |
37 | }; | |
38 | ||
0ecb606c JJ |
39 | struct link_map; |
40 | ||
a92026c9 UD |
41 | extern ElfW(Addr) _dl_boot_fptr_table []; |
42 | ||
43 | extern ElfW(Addr) _dl_make_fptr (struct link_map *, const ElfW(Sym) *, | |
44 | ElfW(Addr)); | |
45 | ||
46 | #endif /* !dl_fptr_h */ |