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[contrib][linux-kernel] Add decompress_sources.h

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Add decompress_sources.h, which includes all the decompression .c files.
This is used for kernel decompression.

Also, add a test which checks that including decompress_sources.h works.
This commit is contained in:
Nick Terrell
2020-09-14 12:45:24 -07:00
parent d903b552c8
commit 5651fe9b49
4 changed files with 74 additions and 1 deletions
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50
contrib/linux-kernel/test/static_test.c Normal file
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/*
* Copyright (c) 2020, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under both the BSD-style license (found in the
* LICENSE file in the root directory of this source tree) and the GPLv2 (found
* in the COPYING file in the root directory of this source tree).
* You may select, at your option, one of the above-listed licenses.
*/
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "decompress_sources.h"
#include <linux/zstd.h>
#define CONTROL(x) \
do { \
if (!(x)) { \
fprintf(stderr, "%s:%u: %s failed!\n", __FUNCTION__, __LINE__, #x); \
abort(); \
} \
} while (0)
static const char kEmptyZstdFrame[] = {
0x28, 0xb5, 0x2f, 0xfd, 0x24, 0x00, 0x01, 0x00, 0x00, 0x99, 0xe9, 0xd8, 0x51
};
static void test_decompress_unzstd() {
fprintf(stderr, "Testing decompress unzstd... ");
{
size_t const wkspSize = ZSTD_estimateDCtxSize();
void* wksp = malloc(wkspSize);
CONTROL(wksp != NULL);
ZSTD_DCtx* dctx = ZSTD_initStaticDCtx(wksp, wkspSize);
CONTROL(dctx != NULL);
size_t const dSize = ZSTD_decompressDCtx(dctx, NULL, 0, kEmptyZstdFrame, sizeof(kEmptyZstdFrame));
CONTROL(!ZSTD_isError(dSize));
CONTROL(dSize == 0);
free(wksp);
}
fprintf(stderr, "Ok\n");
}
int main(void) {
test_decompress_unzstd();
return 0;
}