nuttx-apps/include/fsutils/passwd.h

119 lines
4.5 KiB
C

/****************************************************************************
* apps/include/fsutils/passwd.h
*
* Copyright (C) 2016 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __APPS_INCLUDE_FSUTILS_PASSWD_H
#define __APPS_INCLUDE_FSUTILS_PASSWD_H 1
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/compiler.h>
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: passwd_adduser
*
* Description:
* Add a new user to the /etc/passwd file. If the user already exists,
* then this function will fail with -EEXIST.
*
* Input Parameters:
*
* Returned Value:
* Zero (OK) is returned on success; a negated errno value is returned on
* failure.
*
****************************************************************************/
int passwd_adduser(FAR const char *username, FAR const char *password);
/****************************************************************************
* Name: passwd_deluser
*
* Description:
* Remove an existing user from the /etc/passwd file. If the user does
* not exist, then this function will fail.
*
* Input Parameters:
*
* Returned Value:
* Zero (OK) is returned on success; a negated errno value is returned on
* failure.
*
****************************************************************************/
int passwd_deluser(FAR const char *username, FAR const char *password);
/****************************************************************************
* Name: passwd_update
*
* Description:
* Change a new user to the /etc/passwd file. If the user does not exist,
* then this function will fail.
*
* Input Parameters:
*
* Returned Value:
* Zero (OK) is returned on success; a negated errno value is returned on
* failure.
*
****************************************************************************/
int passwd_update(FAR const char *username, FAR const char *password);
/****************************************************************************
* Name: passwd_verify
*
* Description:
* Return true if the username exists in the /etc/passwd file and if the
* password matches the user password in that faile.
*
* Input Parameters:
*
* Returned Value:
* One (1) is returned on success match, Zero (OK) is returned on an
* unsuccessful match; a negated errno value is returned on any other
* failure.
*
****************************************************************************/
int passwd_verify(FAR const char *username, FAR const char *password);
#endif /* __APPS_INCLUDE_FSUTILS_PASSWD_H */