Sensitivity Labels

void bslhigh(bslabel_t *label);
void bsllow(bslabel_t *label);
void bslundef(bslabel_t *label);
int bslvalid(const bslabel_t *senslabel);
int blinset(const blevel_t *senslabel, const set_id *id);
int bsltos(const bslabel_t *label, char **string, const int length, 
    const int flags);
int stobsl(const char *string, bslabel_t *label, const int flags, 
    int *error);
char *sbsltos(const bslabel_t *label, const int length);
char *bsltoh(const bslabel_t *label);
int htobcl(const char *hex, bclabel_t *label);