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/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* tar_iterator.c
*
* Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
*/
#include "config.h"
#include "io/file.h"
#include "tar/tar.h"
#include "util/test.h"
#include "sqfs/error.h"
#ifndef TESTUID
#define TESTUID 1000
#endif
#ifndef TESTGID
#define TESTGID TESTUID
#endif
#ifndef TESTFNAME
#define TESTFNAME input.txt
#endif
#ifndef TESTTS
#define TESTTS 1542905892
#endif
static const char *fname = STRVALUE(TESTFNAME);
int main(int argc, char **argv)
{
istream_t *fp, *ti, *ti2;
dir_iterator_t *it;
dir_entry_t *ent;
char buffer[100];
sqfs_s32 ret;
sqfs_s64 ts;
(void)argc; (void)argv;
/* Open the file, create an iterator */
fp = istream_open_file(STRVALUE(TESTPATH) "/" STRVALUE(TESTFILE));
TEST_NOT_NULL(fp);
TEST_EQUAL_UI(((sqfs_object_t *)fp)->refcount, 1);
it = tar_open_stream(fp);
TEST_NOT_NULL(it);
TEST_EQUAL_UI(((sqfs_object_t *)fp)->refcount, 2);
TEST_EQUAL_UI(((sqfs_object_t *)it)->refcount, 1);
/* read entry */
ret = it->next(it, &ent);
TEST_EQUAL_I(ret, 0);
TEST_NOT_NULL(ent);
TEST_EQUAL_UI(((sqfs_object_t *)fp)->refcount, 2);
TEST_EQUAL_UI(((sqfs_object_t *)it)->refcount, 1);
ts = TESTTS;
TEST_EQUAL_UI(ent->mode, S_IFREG | 0644);
TEST_EQUAL_UI(ent->uid, TESTUID);
TEST_EQUAL_UI(ent->gid, TESTGID);
TEST_EQUAL_UI(ent->mtime, ts);
TEST_STR_EQUAL(ent->name, fname);
free(ent);
ent = NULL;
/* Open file stream */
ret = it->open_file_ro(it, &ti);
TEST_EQUAL_I(ret, 0);
TEST_NOT_NULL(ti);
TEST_EQUAL_UI(((sqfs_object_t *)fp)->refcount, 2);
TEST_EQUAL_UI(((sqfs_object_t *)it)->refcount, 2);
TEST_EQUAL_UI(((sqfs_object_t *)ti)->refcount, 1);
/* test that the iterator is now "locked" */
ret = it->open_file_ro(it, &ti2);
TEST_EQUAL_I(ret, SQFS_ERROR_SEQUENCE);
TEST_NULL(ti2);
ret = it->next(it, &ent);
TEST_EQUAL_I(ret, SQFS_ERROR_SEQUENCE);
TEST_NULL(ent);
TEST_EQUAL_UI(((sqfs_object_t *)fp)->refcount, 2);
TEST_EQUAL_UI(((sqfs_object_t *)it)->refcount, 2);
TEST_EQUAL_UI(((sqfs_object_t *)ti)->refcount, 1);
/* read the data from the stream */
ret = istream_read(ti, buffer, sizeof(buffer));
TEST_EQUAL_I(ret, 5);
buffer[5] = '\0';
TEST_STR_EQUAL(buffer, "test\n");
ret = istream_read(ti, buffer, sizeof(buffer));
TEST_EQUAL_I(ret, 0);
sqfs_drop(ti);
TEST_EQUAL_UI(((sqfs_object_t *)fp)->refcount, 2);
TEST_EQUAL_UI(((sqfs_object_t *)it)->refcount, 1);
/* read past EOF on the iterator */
ret = it->next(it, &ent);
TEST_ASSERT(ret > 0);
TEST_NULL(ent);
/* cleanup */
sqfs_drop(it);
TEST_EQUAL_UI(((sqfs_object_t *)fp)->refcount, 1);
sqfs_drop(fp);
/* re-open the tar iterator */
fp = istream_open_file(STRVALUE(TESTPATH) "/" STRVALUE(TESTFILE));
TEST_NOT_NULL(fp);
it = tar_open_stream(fp);
TEST_NOT_NULL(it);
/* read entry */
ret = it->next(it, &ent);
TEST_EQUAL_I(ret, 0);
TEST_NOT_NULL(ent);
ts = TESTTS;
TEST_EQUAL_UI(ent->mode, S_IFREG | 0644);
TEST_EQUAL_UI(ent->uid, TESTUID);
TEST_EQUAL_UI(ent->gid, TESTGID);
TEST_EQUAL_UI(ent->mtime, ts);
TEST_STR_EQUAL(ent->name, fname);
free(ent);
ent = NULL;
/* read next entry, mus treturn EOF */
ret = it->next(it, &ent);
TEST_ASSERT(ret > 0);
TEST_NULL(ent);
/* cleanup */
sqfs_drop(it);
TEST_EQUAL_UI(((sqfs_object_t *)fp)->refcount, 1);
sqfs_drop(fp);
return EXIT_SUCCESS;
}
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