#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdarg.h>
#include <stdint.h>
#include <sys/persona.h>
#include "strings.h"
int __persona(uint32_t operation, uint32_t flags, struct kpersona_info *info, uid_t *id, size_t *idlen);
int kpersona_alloc(struct kpersona_info *info, uid_t *id)
{
size_t idlen = 1;
return __persona(PERSONA_OP_ALLOC, 0, info, id, &idlen);
}
int kpersona_dealloc(uid_t id)
{
size_t idlen = 1;
return __persona(PERSONA_OP_DEALLOC, 0, NULL, &id, &idlen);
}
int kpersona_get(uid_t *id)
{
static uid_t p_id = PERSONA_ID_NONE;
if (p_id == PERSONA_ID_NONE) {
int ret = 0;
size_t idlen = 1;
ret = __persona(PERSONA_OP_GET, 0, NULL, &p_id, &idlen);
if (ret != 0)
return ret;
}
*id = p_id;
return 0;
}
int kpersona_info(uid_t id, struct kpersona_info *info)
{
size_t idlen = 1;
return __persona(PERSONA_OP_INFO, 0, info, &id, &idlen);
}
int kpersona_pidinfo(pid_t pid, struct kpersona_info *info)
{
size_t idlen = 1;
uid_t id = (uid_t)pid;
return __persona(PERSONA_OP_PIDINFO, 0, info, &id, &idlen);
}
int kpersona_find(const char *name, uid_t uid, uid_t *id, size_t *idlen)
{
int ret;
struct kpersona_info kinfo;
kinfo.persona_info_version = PERSONA_INFO_V1;
kinfo.persona_id = uid;
kinfo.persona_type = 0;
kinfo.persona_gid = 0;
kinfo.persona_ngroups = 0;
kinfo.persona_groups[0] = 0;
kinfo.persona_name[0] = 0;
if (name)
strlcpy(kinfo.persona_name, name, sizeof(kinfo.persona_name));
ret = __persona(PERSONA_OP_FIND, 0, &kinfo, id, idlen);
if (ret < 0)
return ret;
return (int)(*idlen);
}