f99a4f557d
Gregory Nutt is has submitted the SGA Ken Pettit has submitted the ICLA as a result we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
102 lines
2.8 KiB
C
102 lines
2.8 KiB
C
/****************************************************************************
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* apps/fsutils/passwd/passwd_append.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <stdio.h>
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#include <assert.h>
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#include <errno.h>
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#include "passwd.h"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: passwd_append
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*
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* Description:
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* Append a new record to the end of the /etc/passwd file
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*
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* Input Parameters:
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*
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* Returned Value:
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* Zero (OK) is returned on success; a negated errno value is returned on
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* failure.
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*
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****************************************************************************/
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int passwd_append(FAR const char *username, FAR const char *password)
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{
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char encrypted[MAX_ENCRYPTED + 1];
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FILE *stream;
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int ret;
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/* Encrypt the raw password */
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ret = passwd_encrypt(password, encrypted);
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if (ret < 0)
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{
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return ret;
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}
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/* Append the new user record to the end of the password file */
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stream = fopen(CONFIG_FSUTILS_PASSWD_PATH, "a");
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if (stream == NULL)
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{
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int errcode = errno;
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DEBUGASSERT(errcode > 0);
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return errcode;
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}
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/* The format of the password file is:
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*
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* user:x:uid:gid:home
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*
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* Where:
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* user: User name
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* x: Encrypted password
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* uid: User ID (0 for now)
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* gid: Group ID (0 for now)
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* home: Login directory (/ for now)
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*/
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ret = fprintf(stream, "%s:%s:0:0:/\n", username, encrypted);
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if (ret < 0)
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{
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int errcode = errno;
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DEBUGASSERT(errcode > 0);
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ret = -errcode;
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goto errout_with_stream;
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}
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/* Return success */
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ret = OK;
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errout_with_stream:
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fclose(stream);
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return ret;
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}
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