1 /* Manage register sets. 2 3 Copyright (C) 2003, 2004, 2007, 2008, 2009 Free Software Foundation, Inc. 4 5 This file is part of GDB. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19 20 #ifndef REGSET_H 21 #define REGSET_H 1 22 23 struct gdbarch; 24 struct regcache; 25 26 /* Data structure for the supported register notes in a core file. */ 27 struct core_regset_section 28 { 29 const char *sect_name; 30 int size; 31 }; 32 33 /* Data structure describing a register set. */ 34 35 typedef void (supply_regset_ftype) (const struct regset *, struct regcache *, 36 int, const void *, size_t); 37 typedef void (collect_regset_ftype) (const struct regset *, 38 const struct regcache *, 39 int, void *, size_t); 40 41 struct regset 42 { 43 /* Data pointer for private use by the methods below, presumably 44 providing some sort of description of the register set. */ 45 const void *descr; 46 47 /* Function supplying values in a register set to a register cache. */ 48 supply_regset_ftype *supply_regset; 49 50 /* Function collecting values in a register set from a register cache. */ 51 collect_regset_ftype *collect_regset; 52 53 /* Architecture associated with the register set. */ 54 struct gdbarch *arch; 55 }; 56 57 /* Allocate a fresh 'struct regset' whose supply_regset function is 58 SUPPLY_REGSET, and whose collect_regset function is COLLECT_REGSET. 59 If the regset has no collect_regset function, pass NULL for 60 COLLECT_REGSET. 61 62 The object returned is allocated on ARCH's obstack. */ 63 64 extern struct regset *regset_alloc (struct gdbarch *arch, 65 supply_regset_ftype *supply_regset, 66 collect_regset_ftype *collect_regset); 67 68 #endif /* regset.h */ 69