andreacavalli
/
Magisk
forked from MarcoBuster/Magisk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Add -e option to know if a type/class exists

This commit is contained in:
Pierre-Hugues Husson 2015-11-14 16:44:13 +01:00
parent 83c39f57f0
commit 10712c5ec0
1 changed files with 23 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
sepolicy-inject.c
View File

@ -423,6 +423,7 @@ int main(int argc, char **argv)
{
char *policy = NULL, *source = NULL, *target = NULL, *class = NULL, *perm = NULL;
char *fcon = NULL, *outfile = NULL, *permissive = NULL, *attr = NULL, *filetrans = NULL;
int exists = 0;
policydb_t policydb;
struct policy_file pf, outpf;
sidtab_t sidtab;
@ -432,6 +433,7 @@ int main(int argc, char **argv)
struct option long_options[] = {
{"attr", required_argument, NULL, 'a'},
{"exists", no_argument, NULL, 'e'},
{"source", required_argument, NULL, 's'},
{"target", required_argument, NULL, 't'},
{"class", required_argument, NULL, 'c'},
@ -446,11 +448,14 @@ int main(int argc, char **argv)
{NULL, 0, NULL, 0}
};
while ((ch = getopt_long(argc, argv, "a:f:g:s:t:c:p:P:o:Z:z:n", long_options, NULL)) != -1) {
while ((ch = getopt_long(argc, argv, "a:ef:g:s:t:c:p:P:o:Z:z:n", long_options, NULL)) != -1) {
switch (ch) {
case 'a':
attr = optarg;
break;
case 'e':
exists = 1;
break;
case 'f':
fcon = optarg;
break;
@ -491,7 +496,7 @@ int main(int argc, char **argv)
}
}
if (((!source || !target || !class || !perm) && !permissive && !fcon && !attr &&!filetrans) || !policy)
if (((!source || !target || !class || !perm) && !permissive && !fcon && !attr &&!filetrans && !exists) || !policy)
usage(argv[0]);
if(!outfile)
@ -521,6 +526,22 @@ int main(int argc, char **argv)
fprintf(stderr, "Could not set bit in permissive map\n");
return 1;
}
} else if(exists) {
if(source) {
type_datum_t *tmp = hashtab_search(policydb.p_types.table, source);
if (!tmp)
exit(1);
else
exit(0);
} else if(class) {
class_datum_t *tmp = hashtab_search(policydb.p_classes.table, class);
if(!tmp)
exit(1);
else
exit(0);
} else {
usage(argv[0]);
}
} else if(filetrans) {
if(add_file_transition(source, fcon, target, class, filetrans, &policydb))
return 1;