OpenCloudOS-Kernel/fs/ksmbd/mgmt/user_config.c

70 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2018 Samsung Electronics Co., Ltd.
*/
#include <linux/slab.h>
#include <linux/mm.h>
#include "user_config.h"
#include "../transport_ipc.h"
struct ksmbd_user *ksmbd_login_user(const char *account)
{
struct ksmbd_login_response *resp;
struct ksmbd_user *user = NULL;
resp = ksmbd_ipc_login_request(account);
if (!resp)
return NULL;
if (!(resp->status & KSMBD_USER_FLAG_OK))
goto out;
user = ksmbd_alloc_user(resp);
out:
kvfree(resp);
return user;
}
struct ksmbd_user *ksmbd_alloc_user(struct ksmbd_login_response *resp)
{
struct ksmbd_user *user = NULL;
user = kmalloc(sizeof(struct ksmbd_user), GFP_KERNEL);
if (!user)
return NULL;
user->name = kstrdup(resp->account, GFP_KERNEL);
user->flags = resp->status;
user->gid = resp->gid;
user->uid = resp->uid;
user->passkey_sz = resp->hash_sz;
user->passkey = kmalloc(resp->hash_sz, GFP_KERNEL);
if (user->passkey)
memcpy(user->passkey, resp->hash, resp->hash_sz);
if (!user->name || !user->passkey) {
kfree(user->name);
kfree(user->passkey);
kfree(user);
user = NULL;
}
return user;
}
void ksmbd_free_user(struct ksmbd_user *user)
{
ksmbd_ipc_logout_request(user->name);
kfree(user->name);
kfree(user->passkey);
kfree(user);
}
int ksmbd_anonymous_user(struct ksmbd_user *user)
{
if (user->name[0] == '\0')
return 1;
return 0;
}