libsepol: resolve missing prototypes

Declare the functions as static or include the corresponding header
file.

assertion.c:294:5: error: no previous prototype for function 'report_assertion_failures' [-Werror,-Wmissing-prototypes]
int report_assertion_failures(sepol_handle_t *handle, policydb_t *p, avrule_t *avrule)
    ^

context.c:23:5: error: no previous prototype for function 'sepol_check_context' [-Werror,-Wmissing-prototypes]
int sepol_check_context(const char *context)
    ^

expand.c:3377:5: error: no previous prototype for function 'expand_cond_av_node' [-Werror,-Wmissing-prototypes]
int expand_cond_av_node(policydb_t * p,
    ^

policydb.c:638:6: error: no previous prototype for function 'role_trans_rule_destroy' [-Werror,-Wmissing-prototypes]
void role_trans_rule_destroy(role_trans_rule_t * x)
     ^

policydb.c:1169:5: error: no previous prototype for function 'policydb_index_decls' [-Werror,-Wmissing-prototypes]
int policydb_index_decls(sepol_handle_t * handle, policydb_t * p)
    ^

policydb.c:1429:6: error: no previous prototype for function 'ocontext_selinux_free' [-Werror,-Wmissing-prototypes]
void ocontext_selinux_free(ocontext_t **ocontexts)
     ^

policydb.c:1451:6: error: no previous prototype for function 'ocontext_xen_free' [-Werror,-Wmissing-prototypes]
void ocontext_xen_free(ocontext_t **ocontexts)
     ^

policydb.c:1750:5: error: no previous prototype for function 'type_set_or' [-Werror,-Wmissing-prototypes]
int type_set_or(type_set_t * dst, type_set_t * a, type_set_t * b)
    ^

policydb.c:2524:5: error: no previous prototype for function 'role_trans_read' [-Werror,-Wmissing-prototypes]
int role_trans_read(policydb_t *p, struct policy_file *fp)
    ^

policydb.c:2567:5: error: no previous prototype for function 'role_allow_read' [-Werror,-Wmissing-prototypes]
int role_allow_read(role_allow_t ** r, struct policy_file *fp)
    ^

policydb.c:2842:5: error: no previous prototype for function 'filename_trans_read' [-Werror,-Wmissing-prototypes]
int filename_trans_read(policydb_t *p, struct policy_file *fp)
    ^

services.c:1027:5: error: no previous prototype for function 'sepol_validate_transition' [-Werror,-Wmissing-prototypes]
int sepol_validate_transition(sepol_security_id_t oldsid,
    ^

Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
Acked-by: James Carter <jwcart2@gmail.com>

libsepol/src/assertion.c

@@ -291,7 +291,7 @@ static int report_assertion_avtab_matches(avtab_key_t *k, avtab_datum_t *d, void
 	return rc;
 }
 
-int report_assertion_failures(sepol_handle_t *handle, policydb_t *p, avrule_t *avrule)
+static int report_assertion_failures(sepol_handle_t *handle, policydb_t *p, avrule_t *avrule)
 {
 	int rc;
 	struct avtab_match_args args;

libsepol/src/context_internal.h

@@ -1,6 +1,7 @@
 #ifndef _SEPOL_CONTEXT_INTERNAL_H_
 #define _SEPOL_CONTEXT_INTERNAL_H_
 
+#include <sepol/context.h>
 #include <sepol/context_record.h>
 
 #endif

libsepol/src/expand.c

@@ -3374,9 +3374,9 @@ static int expand_cond_insert(cond_av_list_t ** l,
 	return 0;
 }
 
-int expand_cond_av_node(policydb_t * p,
-			avtab_ptr_t node,
-			cond_av_list_t ** newl, avtab_t * expa)
+static int expand_cond_av_node(policydb_t * p,
+			       avtab_ptr_t node,
+			       cond_av_list_t ** newl, avtab_t * expa)
 {
 	avtab_key_t *k = &node->key;
 	avtab_datum_t *d = &node->datum;

libsepol/src/policydb.c

@@ -635,7 +635,7 @@ void role_trans_rule_init(role_trans_rule_t * x)
 	ebitmap_init(&x->classes);
 }
 
-void role_trans_rule_destroy(role_trans_rule_t * x)
+static void role_trans_rule_destroy(role_trans_rule_t * x)
 {
 	if (x != NULL) {
 		role_set_destroy(&x->roles);
@@ -1166,7 +1166,7 @@ int policydb_index_bools(policydb_t * p)
 	return 0;
 }
 
-int policydb_index_decls(sepol_handle_t * handle, policydb_t * p)
+static int policydb_index_decls(sepol_handle_t * handle, policydb_t * p)
 {
 	avrule_block_t *curblock;
 	avrule_decl_t *decl;
@@ -1426,7 +1426,7 @@ static int range_tr_destroy(hashtab_key_t key, hashtab_datum_t datum,
 	return 0;
 }
 
-void ocontext_selinux_free(ocontext_t **ocontexts)
+static void ocontext_selinux_free(ocontext_t **ocontexts)
 {
 	ocontext_t *c, *ctmp;
 	int i;
@@ -1448,7 +1448,7 @@ void ocontext_selinux_free(ocontext_t **ocontexts)
 	}
 }
 
-void ocontext_xen_free(ocontext_t **ocontexts)
+static void ocontext_xen_free(ocontext_t **ocontexts)
 {
 	ocontext_t *c, *ctmp;
 	int i;
@@ -1747,7 +1747,7 @@ int symtab_insert(policydb_t * pol, uint32_t sym,
 	return retval;
 }
 
-int type_set_or(type_set_t * dst, type_set_t * a, type_set_t * b)
+static int type_set_or(type_set_t * dst, type_set_t * a, type_set_t * b)
 {
 	type_set_init(dst);
 
@@ -2521,7 +2521,7 @@ static int type_read(policydb_t * p, hashtab_t h, struct policy_file *fp)
 	return -1;
 }
 
-int role_trans_read(policydb_t *p, struct policy_file *fp)
+static int role_trans_read(policydb_t *p, struct policy_file *fp)
 {
 	role_trans_t **t = &p->role_tr;
 	unsigned int i;
@@ -2564,7 +2564,7 @@ int role_trans_read(policydb_t *p, struct policy_file *fp)
 	return 0;
 }
 
-int role_allow_read(role_allow_t ** r, struct policy_file *fp)
+static int role_allow_read(role_allow_t ** r, struct policy_file *fp)
 {
 	unsigned int i;
 	uint32_t buf[2], nel;
@@ -2839,7 +2839,7 @@ static int filename_trans_read_one(policydb_t *p, struct policy_file *fp)
 	return -1;
 }
 
-int filename_trans_read(policydb_t *p, struct policy_file *fp)
+static int filename_trans_read(policydb_t *p, struct policy_file *fp)
 {
 	unsigned int i;
 	uint32_t buf[1], nel;

libsepol/src/services.c

@@ -1024,7 +1024,7 @@ static int context_struct_compute_av(context_struct_t * scontext,
 	return 0;
 }
 
-int sepol_validate_transition(sepol_security_id_t oldsid,
+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)