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2a7498d8 PA |
1 | /* The memory range data structure, and associated utilities. |
2 | ||
61baf725 | 3 | Copyright (C) 2010-2017 Free Software Foundation, Inc. |
2a7498d8 PA |
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 MEMRANGE_H | |
21 | #define MEMRANGE_H | |
22 | ||
23 | #include "vec.h" | |
24 | ||
25 | /* Defines a [START, START + LENGTH) memory range. */ | |
26 | ||
27 | struct mem_range | |
28 | { | |
4cdd21a8 SM |
29 | mem_range () = default; |
30 | ||
31 | mem_range (CORE_ADDR start_, int length_) | |
32 | : start (start_), length (length_) | |
33 | {} | |
34 | ||
2a7498d8 PA |
35 | /* Lowest address in the range. */ |
36 | CORE_ADDR start; | |
37 | ||
38 | /* Length of the range. */ | |
39 | int length; | |
40 | }; | |
41 | ||
42 | typedef struct mem_range mem_range_s; | |
43 | ||
44 | DEF_VEC_O(mem_range_s); | |
45 | ||
46 | /* Returns true if the ranges defined by [start1, start1+len1) and | |
47 | [start2, start2+len2) overlap. */ | |
48 | ||
49 | extern int mem_ranges_overlap (CORE_ADDR start1, int len1, | |
50 | CORE_ADDR start2, int len2); | |
51 | ||
3437254d PA |
52 | /* Returns true if ADDR is in RANGE. */ |
53 | ||
54 | extern int address_in_mem_range (CORE_ADDR addr, | |
55 | const struct mem_range *range); | |
56 | ||
2a7498d8 PA |
57 | /* Sort ranges by start address, then coalesce contiguous or |
58 | overlapping ranges. */ | |
59 | ||
60 | extern void normalize_mem_ranges (VEC(mem_range_s) *memory); | |
61 | ||
62 | #endif |