16cd6a6acSopenharmony_ci#ifndef _SEPOL_NODES_H_ 26cd6a6acSopenharmony_ci#define _SEPOL_NODES_H_ 36cd6a6acSopenharmony_ci 46cd6a6acSopenharmony_ci#include <sepol/handle.h> 56cd6a6acSopenharmony_ci#include <sepol/policydb.h> 66cd6a6acSopenharmony_ci#include <sepol/node_record.h> 76cd6a6acSopenharmony_ci 86cd6a6acSopenharmony_ci#ifdef __cplusplus 96cd6a6acSopenharmony_ciextern "C" { 106cd6a6acSopenharmony_ci#endif 116cd6a6acSopenharmony_ci 126cd6a6acSopenharmony_ci/* Return the number of nodes */ 136cd6a6acSopenharmony_ciextern int sepol_node_count(sepol_handle_t * handle, 146cd6a6acSopenharmony_ci const sepol_policydb_t * p, unsigned int *response); 156cd6a6acSopenharmony_ci 166cd6a6acSopenharmony_ci/* Check if a node exists */ 176cd6a6acSopenharmony_ciextern int sepol_node_exists(sepol_handle_t * handle, 186cd6a6acSopenharmony_ci const sepol_policydb_t * policydb, 196cd6a6acSopenharmony_ci const sepol_node_key_t * key, int *response); 206cd6a6acSopenharmony_ci 216cd6a6acSopenharmony_ci/* Query a node - returns the node, or NULL if not found */ 226cd6a6acSopenharmony_ciextern int sepol_node_query(sepol_handle_t * handle, 236cd6a6acSopenharmony_ci const sepol_policydb_t * policydb, 246cd6a6acSopenharmony_ci const sepol_node_key_t * key, 256cd6a6acSopenharmony_ci sepol_node_t ** response); 266cd6a6acSopenharmony_ci 276cd6a6acSopenharmony_ci/* Modify a node, or add it, if the key is not found */ 286cd6a6acSopenharmony_ciextern int sepol_node_modify(sepol_handle_t * handle, 296cd6a6acSopenharmony_ci sepol_policydb_t * policydb, 306cd6a6acSopenharmony_ci const sepol_node_key_t * key, 316cd6a6acSopenharmony_ci const sepol_node_t * data); 326cd6a6acSopenharmony_ci 336cd6a6acSopenharmony_ci/* Iterate the nodes 346cd6a6acSopenharmony_ci * The handler may return: 356cd6a6acSopenharmony_ci * -1 to signal an error condition, 366cd6a6acSopenharmony_ci * 1 to signal successful exit 376cd6a6acSopenharmony_ci * 0 to signal continue */ 386cd6a6acSopenharmony_ci 396cd6a6acSopenharmony_ciextern int sepol_node_iterate(sepol_handle_t * handle, 406cd6a6acSopenharmony_ci const sepol_policydb_t * policydb, 416cd6a6acSopenharmony_ci int (*fn) (const sepol_node_t * node, 426cd6a6acSopenharmony_ci void *fn_arg), void *arg); 436cd6a6acSopenharmony_ci 446cd6a6acSopenharmony_ci#ifdef __cplusplus 456cd6a6acSopenharmony_ci} 466cd6a6acSopenharmony_ci#endif 476cd6a6acSopenharmony_ci 486cd6a6acSopenharmony_ci#endif 49