projects / binutils.git / blame
| Commit | Line | Data |
|---|---|---|
| c906108c SS |
1 | /* Data structures for RS/6000 shared libraries, for GDB. |
| 2 | Copyright 1991, 1992, 1994, 1997 Free Software Foundation, Inc. | |
| 3 | ||
| 4 | This file is part of GDB. | |
| 5 | ||
| 6 | This program is free software; you can redistribute it and/or modify | |
| 7 | it under the terms of the GNU General Public License as published by | |
| 8 | the Free Software Foundation; either version 2 of the License, or | |
| 9 | (at your option) any later version. | |
| 10 | ||
| 11 | This program is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | GNU General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU General Public License | |
| 17 | along with this program; if not, write to the Free Software | |
| 18 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
| 19 | ||
| 20 | /* The vmap struct is used to describe the virtual address space of | |
| 21 | the target we are manipulating. The first entry is always the "exec" | |
| 22 | file. Subsequent entries correspond to other objects that are | |
| 23 | mapped into the address space of a process created from the "exec" file. | |
| 24 | These are either in response to exec()ing the file, in which case all | |
| 25 | shared libraries are loaded, or a "load" system call, followed by the | |
| 26 | user's issuance of a "load" command. */ | |
| 27 | ||
| 28 | struct vmap { | |
| 29 | struct vmap *nxt; /* ptr to next in chain */ | |
| 30 | bfd *bfd; /* BFD for mappable object library */ | |
| 31 | char *name; /* ptr to object file name */ | |
| 32 | char *member; /* ptr to member name */ | |
| 33 | CORE_ADDR tstart; /* virtual addr where member is mapped */ | |
| 34 | CORE_ADDR tend; /* virtual upper bound of member */ | |
| 35 | CORE_ADDR tvma; /* virtual addr of text section in object file */ | |
| 36 | CORE_ADDR toffs; /* offset of text section in object file */ | |
| 37 | CORE_ADDR dstart; /* virtual address of data start */ | |
| 38 | CORE_ADDR dend; /* virtual address of data end */ | |
| 39 | CORE_ADDR dvma; /* virtual addr of data section in object file */ | |
| 40 | ||
| 41 | /* This is NULL for the exec-file. */ | |
| 42 | struct objfile *objfile; | |
| 43 | ||
| 44 | unsigned loaded:1; /* True if symbols are loaded */ | |
| 45 | unsigned padding:15; | |
| 46 | }; | |
| 47 | ||
| 48 | ||
| 49 | struct vmap_and_bfd { | |
| 50 | bfd *pbfd; | |
| 51 | struct vmap *pvmap; | |
| 52 | }; | |
| 53 | ||
| 54 | extern struct vmap *vmap; | |
| 55 | ||
| 56 | /* Hook for symbol table relocation at runtime. */ | |
| 57 | ||
| 58 | extern void (*xcoff_relocate_symtab_hook) PARAMS ((unsigned int)); |