+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-/*
- * Ceph - scalable distributed file system
- *
- * Copyright (C) 2016 Red Hat
- *
- * This is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License version 2.1, as published by the Free Software
- * Foundation. See file COPYING.
- *
- */
-
-#ifndef CEPH_CLIENT_USERPERM_H
-#define CEPH_CLIENT_USERPERM_H
-
-struct UserPerm
-{
-private:
- uid_t m_uid;
- gid_t m_gid;
- int gid_count;
- gid_t *gids;
- bool alloced_gids;
- void deep_copy_from(const UserPerm& b) {
- if (alloced_gids) {
- delete[] gids;
- alloced_gids = false;
- }
- m_uid = b.m_uid;
- m_gid = b.m_gid;
- gid_count = b.gid_count;
- if (gid_count) {
- gids = new gid_t[gid_count];
- alloced_gids = true;
- for (int i = 0; i < gid_count; ++i) {
- gids[i] = b.gids[i];
- }
- }
- }
-public:
- UserPerm() : m_uid(-1), m_gid(-1), gid_count(0),
- gids(NULL), alloced_gids(false) {}
- UserPerm(uid_t uid, gid_t gid, int ngids=0, gid_t *gidlist=NULL) :
- m_uid(uid), m_gid(gid), gid_count(ngids),
- gids(gidlist), alloced_gids(false) {}
- UserPerm(const UserPerm& o) : UserPerm() {
- deep_copy_from(o);
- }
- UserPerm(UserPerm && o) {
- m_uid = o.m_uid;
- m_gid = o.m_gid;
- gid_count = o.gid_count;
- gids = o.gids;
- alloced_gids = o.alloced_gids;
- o.gids = NULL;
- o.gid_count = 0;
- }
- ~UserPerm() {
- if (alloced_gids)
- delete[] gids;
- }
- UserPerm& operator=(const UserPerm o) {
- deep_copy_from(o);
- return *this;
- }
-
- uid_t uid() const { return m_uid != (uid_t)-1 ? m_uid : ::geteuid(); }
- gid_t gid() const { return m_gid != (gid_t)-1 ? m_gid : ::getegid(); }
- bool gid_in_groups(gid_t id) const {
- if (id == gid()) return true;
- for (int i = 0; i < gid_count; ++i) {
- if (id == gids[i]) return true;
- }
- return false;
- }
- int get_gids(const gid_t **_gids) const { *_gids = gids; return gid_count; }
- void init_gids(gid_t* _gids, int count) {
- gids = _gids;
- gid_count = count;
- }
- void take_gids() { alloced_gids = true; }
- void shallow_copy(const UserPerm& o) {
- m_uid = o.m_uid;
- m_gid = o.m_gid;
- gid_count = o.gid_count;
- gids = o.gids;
- alloced_gids = false;
- }
-};
-
-#endif