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/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* record_to_memory.c
*
* Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
*/
#include "config.h"
#include "tar/tar.h"
#include "internal.h"
#include <stdlib.h>
char *record_to_memory(sqfs_istream_t *fp, size_t size)
{
char *buffer = malloc(size + 1);
int ret;
if (buffer == NULL)
goto fail_errno;
ret = sqfs_istream_read(fp, buffer, size);
if (ret < 0)
goto fail;
if ((size_t)ret < size) {
fputs("Reading tar record: unexpected end-of-file.\n", stderr);
goto fail;
}
if (size % 512) {
if (sqfs_istream_skip(fp, 512 - (size % 512)))
goto fail;
}
buffer[size] = '\0';
return buffer;
fail_errno:
perror("reading tar record");
goto fail;
fail:
free(buffer);
return NULL;
}
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