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/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* $Source: fpart/src/cmd_delete.c $                                      */
/*                                                                        */
/* OpenPOWER FFS Project                                                  */
/*                                                                        */
/* Contributors Listed Below - COPYRIGHT 2014,2015                        */
/* [+] International Business Machines Corp.                              */
/*                                                                        */
/*                                                                        */
/* Licensed under the Apache License, Version 2.0 (the "License");        */
/* you may not use this file except in compliance with the License.       */
/* You may obtain a copy of the License at                                */
/*                                                                        */
/*     http://www.apache.org/licenses/LICENSE-2.0                         */
/*                                                                        */
/* Unless required by applicable law or agreed to in writing, software    */
/* distributed under the License is distributed on an "AS IS" BASIS,      */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or        */
/* implied. See the License for the specific language governing           */
/* permissions and limitations under the License.                         */
/*                                                                        */
/* IBM_PROLOG_END_TAG                                                     */

/*
 *    File: delete.c
 *  Author: Shaun Wetzstein <shaun@us.ibm.com>
 *   Descr: --delete implementation
 *    Date: 01/30/2013
 */

#include <sys/types.h>
#include <sys/stat.h>

#include <fcntl.h>
#include <string.h>
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdbool.h>
#include <unistd.h>
#include <getopt.h>
#include <errno.h>
#include <ctype.h>
#include <regex.h>

#include <clib/attribute.h>
#include <clib/list.h>
#include <clib/list_iter.h>
#include <clib/misc.h>
#include <clib/min.h>
#include <clib/err.h>
#include <clib/raii.h>

#include "main.h"

int command_delete(args_t * args)
{
	assert(args != NULL);

	/* ========================= */

	int delete(args_t * args, off_t poffset)
	{
		const char * target = args->target;
		int debug = args->debug;

		RAII(FILE*, file, fopen_generic(target, "r+", debug), fclose);
		RAII(ffs_t*, ffs, __ffs_fopen(file, poffset), __ffs_fclose);

		if (__ffs_entry_delete(ffs, args->name) < 0)
			return -1;

		if (args->verbose == f_VERBOSE)
			printf("%llx: %s: delete\n", (long long)poffset, args->name);

		return 0;
	}

	/* ========================= */

	return command(args, delete);
}
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