1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * interval_tree.c: Userspace Interval Tree test-suite
4  * Copyright (c) 2025 Wei Yang <richard.weiyang@gmail.com>
5  */
6 #include <linux/math64.h>
7 #include <linux/kern_levels.h>
8 #include "shared.h"
9 #include "maple-shared.h"
10 
11 #include "../../../lib/interval_tree_test.c"
12 
usage(void)13 int usage(void)
14 {
15 	fprintf(stderr, "Userland interval tree test cases\n");
16 	fprintf(stderr, "  -n: Number of nodes in the interval tree\n");
17 	fprintf(stderr, "  -p: Number of iterations modifying the tree\n");
18 	fprintf(stderr, "  -q: Number of searches to the interval tree\n");
19 	fprintf(stderr, "  -s: Number of iterations searching the tree\n");
20 	fprintf(stderr, "  -a: Searches will iterate all nodes in the tree\n");
21 	fprintf(stderr, "  -m: Largest value for the interval's endpoint\n");
22 	fprintf(stderr, "  -r: Random seed\n");
23 	exit(-1);
24 }
25 
interval_tree_tests(void)26 void interval_tree_tests(void)
27 {
28 	interval_tree_test_init();
29 	interval_tree_test_exit();
30 }
31 
main(int argc,char ** argv)32 int main(int argc, char **argv)
33 {
34 	int opt;
35 
36 	while ((opt = getopt(argc, argv, "n:p:q:s:am:r:")) != -1) {
37 		if (opt == 'n')
38 			nnodes = strtoul(optarg, NULL, 0);
39 		else if (opt == 'p')
40 			perf_loops = strtoul(optarg, NULL, 0);
41 		else if (opt == 'q')
42 			nsearches = strtoul(optarg, NULL, 0);
43 		else if (opt == 's')
44 			search_loops = strtoul(optarg, NULL, 0);
45 		else if (opt == 'a')
46 			search_all = true;
47 		else if (opt == 'm')
48 			max_endpoint = strtoul(optarg, NULL, 0);
49 		else if (opt == 'r')
50 			seed = strtoul(optarg, NULL, 0);
51 		else
52 			usage();
53 	}
54 
55 	maple_tree_init();
56 	interval_tree_tests();
57 	return 0;
58 }
59