busybox/archival/libunarchive/archive_xread_all_eof.c

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/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Library General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <stdio.h>
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#include <stdlib.h>
#include <string.h>
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#include "unarchive.h"
#include "libbb.h"
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ssize_t archive_xread_all_eof(archive_handle_t *archive_handle, unsigned char *buf, size_t count)
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{
ssize_t size;
size = bb_full_read(archive_handle->src_fd, buf, count);
if ((size != 0) && (size != count)) {
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bb_perror_msg_and_die("Short read, read %ld of %ld", (long)size, (long)count);
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}
return(size);
}