[PATCH 03/23] libsepol: remove unused functions

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The functions `role_set_get_role`, `sepol_validate_transition` and
`sepol_sidtab_remove` seem to be unused since the initial import.

Signed-off-by: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
---
 libsepol/src/policydb.c | 18 ----------------
 libsepol/src/services.c | 47 -----------------------------------------
 libsepol/src/sidtab.c   | 31 ---------------------------
 3 files changed, 96 deletions(-)

diff --git a/libsepol/src/policydb.c b/libsepol/src/policydb.c
index 3f7ddb11..fc1d0711 100644
--- a/libsepol/src/policydb.c
+++ b/libsepol/src/policydb.c
@@ -1791,24 +1791,6 @@ int type_set_or_eq(type_set_t * dst, type_set_t * other)
 	return ret;
 }
 
-int role_set_get_role(role_set_t * x, uint32_t role)
-{
-	if (x->flags & ROLE_STAR)
-		return 1;
-
-	if (ebitmap_get_bit(&x->roles, role - 1)) {
-		if (x->flags & ROLE_COMP)
-			return 0;
-		else
-			return 1;
-	} else {
-		if (x->flags & ROLE_COMP)
-			return 1;
-		else
-			return 0;
-	}
-}
-
 /***********************************************************************/
 /* everything below is for policy reads */
 
diff --git a/libsepol/src/services.c b/libsepol/src/services.c
index 39fbd979..ff91f7d2 100644
--- a/libsepol/src/services.c
+++ b/libsepol/src/services.c
@@ -1024,53 +1024,6 @@ static int context_struct_compute_av(context_struct_t * scontext,
 	return 0;
 }
 
-static int sepol_validate_transition(sepol_security_id_t oldsid,
-				     sepol_security_id_t newsid,
-				     sepol_security_id_t tasksid,
-				     sepol_security_class_t tclass)
-{
-	context_struct_t *ocontext;
-	context_struct_t *ncontext;
-	context_struct_t *tcontext;
-	class_datum_t *tclass_datum;
-	constraint_node_t *constraint;
-
-	if (!tclass || tclass > policydb->p_classes.nprim) {
-		ERR(NULL, "unrecognized class %d", tclass);
-		return -EINVAL;
-	}
-	tclass_datum = policydb->class_val_to_struct[tclass - 1];
-
-	ocontext = sepol_sidtab_search(sidtab, oldsid);
-	if (!ocontext) {
-		ERR(NULL, "unrecognized SID %d", oldsid);
-		return -EINVAL;
-	}
-
-	ncontext = sepol_sidtab_search(sidtab, newsid);
-	if (!ncontext) {
-		ERR(NULL, "unrecognized SID %d", newsid);
-		return -EINVAL;
-	}
-
-	tcontext = sepol_sidtab_search(sidtab, tasksid);
-	if (!tcontext) {
-		ERR(NULL, "unrecognized SID %d", tasksid);
-		return -EINVAL;
-	}
-
-	constraint = tclass_datum->validatetrans;
-	while (constraint) {
-		if (!constraint_expr_eval_reason(ocontext, ncontext, tcontext,
-					  0, constraint, NULL, 0)) {
-			return -EPERM;
-		}
-		constraint = constraint->next;
-	}
-
-	return 0;
-}
-
 /*
  * sepol_validate_transition_reason_buffer - the reason buffer is realloc'd
  * in the constraint_expr_eval_reason() function.
diff --git a/libsepol/src/sidtab.c b/libsepol/src/sidtab.c
index e6bf5716..255e0725 100644
--- a/libsepol/src/sidtab.c
+++ b/libsepol/src/sidtab.c
@@ -84,37 +84,6 @@ int sepol_sidtab_insert(sidtab_t * s, sepol_security_id_t sid,
 	return 0;
 }
 
-int sepol_sidtab_remove(sidtab_t * s, sepol_security_id_t sid)
-{
-	int hvalue;
-	sidtab_node_t *cur, *last;
-
-	if (!s || !s->htable)
-		return -ENOENT;
-
-	hvalue = SIDTAB_HASH(sid);
-	last = NULL;
-	cur = s->htable[hvalue];
-	while (cur != NULL && sid > cur->sid) {
-		last = cur;
-		cur = cur->next;
-	}
-
-	if (cur == NULL || sid != cur->sid)
-		return -ENOENT;
-
-	if (last == NULL)
-		s->htable[hvalue] = cur->next;
-	else
-		last->next = cur->next;
-
-	context_destroy(&cur->context);
-
-	free(cur);
-	s->nel--;
-	return 0;
-}
-
 context_struct_t *sepol_sidtab_search(sidtab_t * s, sepol_security_id_t sid)
 {
 	int hvalue;
-- 
2.32.0




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