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Update selinux libs

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topjohnwu 2020-05-23 05:02:26 -07:00
parent 63512b39b2
commit 0efa73d96c
2 changed files with 38 additions and 11 deletions
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2
native/jni/external/selinux vendored

@ -1 +1 @@
Subproject commit f3ed885ca09143d2f08f50f49c761e9afc5b3301 Subproject commit a54be053299c04658d64229468a004ca40b6b4d5

47
native/jni/magiskpolicy/sepolicy.cpp
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@ -19,6 +19,18 @@ static void dprint(const char *action, Args ...args) {
#define dprint(...) #define dprint(...)
#endif #endif
// libsepol internal APIs
__BEGIN_DECLS
int policydb_index_decls(sepol_handle_t * handle, policydb_t * p);
int avtab_hash(struct avtab_key *keyp, uint32_t mask);
int type_set_expand(type_set_t * set, ebitmap_t * t, policydb_t * p, unsigned char alwaysexpand);
int context_from_string(
sepol_handle_t * handle,
const policydb_t * policydb,
context_struct_t ** cptr,
const char *con_str, size_t con_str_len);
__END_DECLS
template <typename T> template <typename T>
struct auto_cast_wrapper struct auto_cast_wrapper
{ {
@ -54,16 +66,31 @@ hash_for_each((hashtab)->htable, (hashtab)->size, fn)
#define avtab_for_each(avtab, fn) \ #define avtab_for_each(avtab, fn) \
hash_for_each((avtab)->htable, (avtab)->nslot, fn) hash_for_each((avtab)->htable, (avtab)->nslot, fn)
// libsepol internal APIs static int avtab_remove_node(avtab_t *h, avtab_ptr_t node) {
extern "C" int policydb_index_decls(sepol_handle_t * handle, policydb_t * p); if (!h || !h->htable)
extern "C" int context_from_string( return SEPOL_ENOMEM;
sepol_handle_t * handle, int hvalue = avtab_hash(&node->key, h->mask);
const policydb_t * policydb, avtab_ptr_t prev, cur;
context_struct_t ** cptr, for (prev = nullptr, cur = h->htable[hvalue]; cur; prev = cur, cur = cur->next) {
const char *con_str, size_t con_str_len); if (cur == node)
extern "C" int type_set_expand( break;
type_set_t * set, ebitmap_t * t, policydb_t * p, }
unsigned char alwaysexpand); if (cur == nullptr)
return SEPOL_ENOENT;
// Detach from hash table
if (prev)
prev->next = node->next;
else
h->htable[hvalue] = node->next;
h->nel--;
// Free memory
if (node->key.specified & AVTAB_XPERMS)
free(node->datum.xperms);
free(node);
return 0;
}
int sepol_impl::set_attr(const char *attr_name, int type_val) { int sepol_impl::set_attr(const char *attr_name, int type_val) {
type_datum_t *attr = hashtab_find(db->p_types.table, attr_name); type_datum_t *attr = hashtab_find(db->p_types.table, attr_name);