1 #include <stddef.h>
2 #include <stdio.h>
3 #include <string.h>
4 
5 #include "dups.h"
6 #include "neverallow.h"
7 #include "perm.h"
8 #include "typecmp.h"
9 #include "booleans.h"
10 #include "attribute.h"
11 #include "utils.h"
12 
13 #define NUM_COMPONENTS (int) (sizeof(analyze_components)/sizeof(analyze_components[0]))
14 
15 #define COMP(x) { #x, sizeof(#x) - 1, x ##_usage, x ##_func }
16 static struct {
17     const char *key;
18     size_t keylen;
19     void (*usage) (void);
20     int (*func) (int argc, char **argv, policydb_t *policydb);
21 } analyze_components[] = {
22     COMP(dups),
23     COMP(neverallow),
24     COMP(permissive),
25     COMP(typecmp),
26     COMP(booleans),
27     COMP(attribute)
28 };
29 
30 void usage(char *arg0)
31 {
32     int i;
33 
34     fprintf(stderr, "%s must be called on a policy file with a component and the appropriate arguments specified\n", arg0);
35     fprintf(stderr, "%s <policy-file>:\n", arg0);
36     for(i = 0; i < NUM_COMPONENTS; i++) {
37         analyze_components[i].usage();
38     }
39     exit(1);
40 }
41 
42 int main(int argc, char **argv)
43 {
44     char *policy;
45     struct policy_file pf;
46     policydb_t policydb;
47     int rc;
48     int i;
49 
50     if (argc < 3)
51         usage(argv[0]);
52     policy = argv[1];
53     if(!load_policy(policy, &policydb, &pf))
54         exit(1);
55     for(i = 0; i < NUM_COMPONENTS; i++) {
56         if (!strcmp(analyze_components[i].key, argv[2])) {
57             rc = analyze_components[i].func(argc - 2, argv + 2, &policydb);
58             if (rc && USAGE_ERROR) {
59                 usage(argv[0]); }
60             policydb_destroy(&policydb);
61             return rc;
62         }
63     }
64     usage(argv[0]);
65     exit(0);
66 }
67