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/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* tar_sparse_gnu.c
*
* Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
*/
#include "config.h"
#include "util/util.h"
#include "tar.h"
#include <unistd.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <stdio.h>
#define STR(x) #x
#define STRVALUE(x) STR(x)
#define TEST_PATH STRVALUE(TESTPATH)
static int open_read(const char *path)
{
int fd = open(path, O_RDONLY);
if (fd < 0) {
perror(path);
exit(EXIT_FAILURE);
}
return fd;
}
int main(void)
{
tar_header_decoded_t hdr;
sparse_map_t *sparse;
int fd;
assert(chdir(TEST_PATH) == 0);
fd = open_read("sparse-files/gnu-small.tar");
assert(read_header(fd, &hdr) == 0);
assert(hdr.sb.st_mode == (S_IFREG | 0644));
assert(hdr.sb.st_uid == 01750);
assert(hdr.sb.st_gid == 01750);
assert(hdr.sb.st_size == 524288);
assert(hdr.actual_size == 524288);
assert(hdr.record_size == 8192);
assert(strcmp(hdr.name, "input.bin") == 0);
assert(!hdr.unknown_record);
sparse = hdr.sparse;
assert(sparse != NULL);
assert(sparse->offset == 0);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 262144);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 524288);
assert(sparse->count == 0);
assert(sparse->next == NULL);
clear_header(&hdr);
close(fd);
fd = open_read("sparse-files/gnu.tar");
assert(read_header(fd, &hdr) == 0);
assert(hdr.sb.st_mode == (S_IFREG | 0644));
assert(hdr.sb.st_uid == 01750);
assert(hdr.sb.st_gid == 01750);
assert(hdr.sb.st_size == 2097152);
assert(hdr.actual_size == 2097152);
assert(hdr.record_size == 32768);
assert(strcmp(hdr.name, "input.bin") == 0);
assert(!hdr.unknown_record);
sparse = hdr.sparse;
assert(sparse != NULL);
assert(sparse->offset == 0);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 262144);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 524288);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 786432);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 1048576);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 1310720);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 1572864);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 1835008);
assert(sparse->count == 4096);
sparse = sparse->next;
assert(sparse != NULL);
assert(sparse->offset == 2097152);
assert(sparse->count == 0);
sparse = sparse->next;
assert(sparse == NULL);
clear_header(&hdr);
close(fd);
return EXIT_SUCCESS;
}
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