gpu: nvgpu: unit: add static_analysis unit test

Add unit test for common.utils static_analysis unit.

JIRA NVGPU-4825

Change-Id: Id103ab101bbca8424dd7f0d136f1101ddf4bc2b5
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2276814
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Philip Elcan
2020-01-09 13:05:02 -05:00
committed by Alex Waterman
parent 6afd472abe
commit 7601d1c620
8 changed files with 452 additions and 0 deletions

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@@ -51,6 +51,7 @@ NV_REPOSITORY_COMPONENTS += userspace/units/interface/bsearch
NV_REPOSITORY_COMPONENTS += userspace/units/interface/lock
NV_REPOSITORY_COMPONENTS += userspace/units/interface/atomic
NV_REPOSITORY_COMPONENTS += userspace/units/interface/rbtree
NV_REPOSITORY_COMPONENTS += userspace/units/interface/static_analysis
NV_REPOSITORY_COMPONENTS += userspace/units/interface/worker
NV_REPOSITORY_COMPONENTS += userspace/units/bus
NV_REPOSITORY_COMPONENTS += userspace/units/pramin

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@@ -64,6 +64,7 @@ UNITS := \
$(UNIT_SRC)/interface/lock \
$(UNIT_SRC)/interface/atomic \
$(UNIT_SRC)/interface/rbtree \
$(UNIT_SRC)/interface/static_analysis \
$(UNIT_SRC)/interface/worker \
$(UNIT_SRC)/mc \
$(UNIT_SRC)/mm/nvgpu_sgt \

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@@ -4549,5 +4549,17 @@
"case": "init",
"unit": "worker",
"test_level": 0
},
{
"test": "test_arithmetic",
"case": "arithmetic",
"unit": "static_analysis",
"test_level": 0
},
{
"test": "test_cast",
"case": "cast",
"unit": "static_analysis",
"test_level": 0
}
]

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@@ -0,0 +1,26 @@
# Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
.SUFFIXES:
OBJS = static_analysis.o
MODULE = static_analysis
include ../../Makefile.units

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@@ -0,0 +1,23 @@
################################### tell Emacs this is a -*- makefile-gmake -*-
#
# Copyright (c) 2020, NVIDIA CORPORATION. All Rights Reserved.
#
# NVIDIA CORPORATION and its licensors retain all intellectual property
# and proprietary rights in and to this software, related documentation
# and any modifications thereto. Any use, reproduction, disclosure or
# distribution of this software and related documentation without an express
# license agreement from NVIDIA CORPORATION is strictly prohibited.
#
# tmake for SW Mobile component makefile
#
###############################################################################
NVGPU_UNIT_NAME=static_analysis
include $(NV_COMPONENT_DIR)/../../Makefile.units.common.interface.tmk
# Local Variables:
# indent-tabs-mode: t
# tab-width: 8
# End:
# vi: set tabstop=8 noexpandtab:

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@@ -0,0 +1,24 @@
################################### tell Emacs this is a -*- makefile-gmake -*-
#
# Copyright (c) 2020, NVIDIA CORPORATION. All Rights Reserved.
#
# NVIDIA CORPORATION and its licensors retain all intellectual property
# and proprietary rights in and to this software, related documentation
# and any modifications thereto. Any use, reproduction, disclosure or
# distribution of this software and related documentation without an express
# license agreement from NVIDIA CORPORATION is strictly prohibited.
#
# tmake for SW Mobile component makefile
#
###############################################################################
NVGPU_UNIT_NAME=static_analysis
NVGPU_UNIT_SRCS=static_analysis.c
include $(NV_COMPONENT_DIR)/../../Makefile.units.common.tmk
# Local Variables:
# indent-tabs-mode: t
# tab-width: 8
# End:
# vi: set tabstop=8 noexpandtab:

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@@ -0,0 +1,274 @@
/*
* Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <unit/unit.h>
#include <unit/io.h>
#include <nvgpu/posix/io.h>
#include <nvgpu/gk20a.h>
#include <nvgpu/static_analysis.h>
#include "static_analysis.h"
int test_arithmetic(struct unit_module *m, struct gk20a *g, void *args)
{
int err;
/* U8 sub */
unit_assert(nvgpu_safe_sub_u8(1, 1) == 0, return UNIT_FAIL);
unit_assert(nvgpu_safe_sub_u8(U8_MAX, U8_MAX) == 0,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_sub_u8(0, 1));
unit_assert(err != 0, return UNIT_FAIL);
/* U32 add */
unit_assert(nvgpu_safe_add_u32(U32_MAX-1, 1) == U32_MAX,
return UNIT_FAIL);
unit_assert(nvgpu_safe_add_u32(U32_MAX, 0) == U32_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_add_u32(U32_MAX, 1));
unit_assert(err != 0, return UNIT_FAIL);
/* S32 add */
unit_assert(nvgpu_safe_add_s32(INT_MAX-1, 1) == INT_MAX,
return UNIT_FAIL);
unit_assert(nvgpu_safe_add_s32(INT_MAX, 0) == INT_MAX,
return UNIT_FAIL);
unit_assert(nvgpu_safe_add_s32(INT_MIN+1, -1) == INT_MIN,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_add_s32(INT_MAX, 1));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_add_s32(INT_MIN, -1));
unit_assert(err != 0, return UNIT_FAIL);
/* U32 sub */
unit_assert(nvgpu_safe_sub_u32(1, 1) == 0, return UNIT_FAIL);
unit_assert(nvgpu_safe_sub_u32(U32_MAX, U32_MAX) == 0,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_sub_u32(0, 1));
unit_assert(err != 0, return UNIT_FAIL);
/* S32 sub */
unit_assert(nvgpu_safe_sub_s32(INT_MIN+1, 1) == INT_MIN,
return UNIT_FAIL);
unit_assert(nvgpu_safe_sub_s32(INT_MAX-1, -1) == INT_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_sub_s32(INT_MIN, 1));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_sub_s32(INT_MAX, -1));
unit_assert(err != 0, return UNIT_FAIL);
/* U32 Mult */
unit_assert(nvgpu_safe_mult_u32(0, 0) == 0,
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_u32(U32_MAX, 0) == 0,
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_u32(U32_MAX, 1) == U32_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_mult_u32(U32_MAX, 2));
unit_assert(err != 0, return UNIT_FAIL);
/* U64 add */
unit_assert(nvgpu_safe_add_u64(U64_MAX-1, 1) == U64_MAX,
return UNIT_FAIL);
unit_assert(nvgpu_safe_add_u64(U64_MAX, 0) == U64_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_add_u64(U64_MAX, 1));
unit_assert(err != 0, return UNIT_FAIL);
/* S64 add */
unit_assert(nvgpu_safe_add_s64(LONG_MAX-1, 1) == LONG_MAX,
return UNIT_FAIL);
unit_assert(nvgpu_safe_add_s64(LONG_MAX, 0) == LONG_MAX,
return UNIT_FAIL);
unit_assert(nvgpu_safe_add_s64(LONG_MIN+1, -1) == LONG_MIN,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_add_s64(LONG_MAX, 1));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_add_s64(LONG_MIN, -1));
unit_assert(err != 0, return UNIT_FAIL);
/* U64 sub */
unit_assert(nvgpu_safe_sub_u64(1, 1) == 0, return UNIT_FAIL);
unit_assert(nvgpu_safe_sub_u64(U64_MAX, U64_MAX) == 0,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_sub_u64(0, 1));
unit_assert(err != 0, return UNIT_FAIL);
/* S64 sub */
unit_assert(nvgpu_safe_sub_s64(LONG_MIN+1, 1) == LONG_MIN,
return UNIT_FAIL);
unit_assert(nvgpu_safe_sub_s64(LONG_MAX-1, -1) == LONG_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_sub_s64(LONG_MIN, 1));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_sub_s64(LONG_MAX, -1));
unit_assert(err != 0, return UNIT_FAIL);
/* U64 Mult */
unit_assert(nvgpu_safe_mult_u64(0, 0) == 0,
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_u64(U64_MAX, 0) == 0,
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_u64(U64_MAX, 1) == U64_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_mult_u64(U64_MAX, 2));
unit_assert(err != 0, return UNIT_FAIL);
/* S64 Mult */
unit_assert(nvgpu_safe_mult_s64(LONG_MAX, 1) == LONG_MAX,
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_s64(LONG_MAX, -1) == (-1 * LONG_MAX),
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_s64(-1, LONG_MAX) == (-1 * LONG_MAX),
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_s64(0, LONG_MAX) == 0,
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_s64(-1, -1) == 1,
return UNIT_FAIL);
unit_assert(nvgpu_safe_mult_s64(0, -1) == 0,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_mult_s64(LONG_MAX, 2));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_mult_s64(LONG_MAX, -2));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_mult_s64(-1*LONG_MAX, 2));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_mult_s64(-1*LONG_MAX, -2));
unit_assert(err != 0, return UNIT_FAIL);
return UNIT_SUCCESS;
}
int test_cast(struct unit_module *m, struct gk20a *g, void *args)
{
int err;
/* U64 to U32 */
unit_assert(nvgpu_safe_cast_u64_to_u32(U32_MAX) == U32_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u64_to_u32(U64(U32_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* U64 to U16 */
unit_assert(nvgpu_safe_cast_u64_to_u16(U16_MAX) == U16_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u64_to_u16(U64(U16_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* U64 to U8 */
unit_assert(nvgpu_safe_cast_u64_to_u8(U8_MAX) == U8_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u64_to_u8(U64(U8_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* U64 to S64 */
unit_assert(nvgpu_safe_cast_u64_to_s64(LONG_MAX) == LONG_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u64_to_s64(U64(LONG_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* U64 to S32 */
unit_assert(nvgpu_safe_cast_u64_to_s32(INT_MAX) == INT_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u64_to_s32(U64(INT_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* S64 to U64 */
unit_assert(nvgpu_safe_cast_s64_to_u64(LONG_MAX) == LONG_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_s64_to_u64(-1));
unit_assert(err != 0, return UNIT_FAIL);
/* S64 to U32 */
unit_assert(nvgpu_safe_cast_s64_to_u32(U32_MAX) == U32_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_s64_to_u32(-1));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_s64_to_u32(U64(U32_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* S64 to S32 */
unit_assert(nvgpu_safe_cast_s64_to_s32(INT_MAX) == INT_MAX,
return UNIT_FAIL);
unit_assert(nvgpu_safe_cast_s64_to_s32(INT_MIN) == INT_MIN,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_s64_to_s32(S64(INT_MIN)-1));
unit_assert(err != 0, return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_s64_to_s32(S64(INT_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* U32 to U16 */
unit_assert(nvgpu_safe_cast_u32_to_u16(U16_MAX) == U16_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u32_to_u16(U64(U16_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* U32 to U8 */
unit_assert(nvgpu_safe_cast_u32_to_u8(U8_MAX) == U8_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u32_to_u8(U64(U8_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* U32 to S32 */
unit_assert(nvgpu_safe_cast_u32_to_s32(INT_MAX) == INT_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u32_to_s32(U32(INT_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* U32 to S8 */
unit_assert(nvgpu_safe_cast_u32_to_s8(SCHAR_MAX) == SCHAR_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_u32_to_s8(U32(SCHAR_MAX)+1));
unit_assert(err != 0, return UNIT_FAIL);
/* S32 to U64 */
unit_assert(nvgpu_safe_cast_s32_to_u64(INT_MAX) == INT_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_s32_to_u64(-1));
unit_assert(err != 0, return UNIT_FAIL);
/* S32 to U32 */
unit_assert(nvgpu_safe_cast_s32_to_u32(INT_MAX) == INT_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_s32_to_u32(-1));
unit_assert(err != 0, return UNIT_FAIL);
/* S8 to U8 */
unit_assert(nvgpu_safe_cast_s8_to_u8(SCHAR_MAX) == SCHAR_MAX,
return UNIT_FAIL);
err = EXPECT_BUG((void)nvgpu_safe_cast_s8_to_u8(-1));
unit_assert(err != 0, return UNIT_FAIL);
/* bool to U32 */
unit_assert(nvgpu_safe_cast_bool_to_u32(false) == 0, return UNIT_FAIL);
unit_assert(nvgpu_safe_cast_bool_to_u32(true) == 1, return UNIT_FAIL);
return UNIT_SUCCESS;
}
struct unit_module_test static_analysis_tests[] = {
UNIT_TEST(arithmetic, test_arithmetic, NULL, 0),
UNIT_TEST(cast, test_cast, NULL, 0),
};
UNIT_MODULE(static_analysis, static_analysis_tests, UNIT_PRIO_NVGPU_TEST);

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@@ -0,0 +1,91 @@
/*
* Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef UNIT_STATIC_ANALYSIS_H
#define UNIT_STATIC_ANALYSIS_H
struct gk20a;
struct unit_module;
/** @addtogroup SWUTS-interface-static-analysis
* @{
*
* Software Unit Test Specification for static analysis unit
*/
/**
* Test specification for: test_arithmetic
*
* Description: Verify functionality of static analysis safe arithmetic APIs.
*
* Test Type: Feature, Error guessing
*
* Targets: nvgpu_safe_sub_u8, nvgpu_safe_add_u32, nvgpu_safe_add_s32,
* nvgpu_safe_sub_u32, nvgpu_safe_sub_s32, nvgpu_safe_mult_u32,
* nvgpu_safe_add_u64, nvgpu_safe_add_s64, nvgpu_safe_sub_u64,
* nvgpu_safe_sub_s64, nvgpu_safe_mult_u64, nvgpu_safe_mult_s64
*
* Input: None
*
* Steps:
* - Call the static analysis arithmetic APIs. Pass in valid values and verify
* correct return.
* - Call the static analysis arithmetic APIs. Pass in values beyond type range
* and use EXPECT_BUG() to verify BUG() is called.
*
* Output: Returns PASS if expected result is met, FAIL otherwise.
*/
int test_arithmetic(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_cast
*
* Description: Verify functionality of static analysis safe cast APIs.
*
* Test Type: Feature, Error guessing
*
* Targets: nvgpu_safe_cast_u64_to_u32, nvgpu_safe_cast_u64_to_u16,
* nvgpu_safe_cast_u64_to_u8, nvgpu_safe_cast_u64_to_s64,
* nvgpu_safe_cast_u64_to_s32, nvgpu_safe_cast_s64_to_u64,
* nvgpu_safe_cast_s64_to_u32, nvgpu_safe_cast_s64_to_s32,
* nvgpu_safe_cast_u32_to_u16, nvgpu_safe_cast_u32_to_u8,
* nvgpu_safe_cast_u32_to_s32, nvgpu_safe_cast_u32_to_s8,
* nvgpu_safe_cast_s32_to_u64, nvgpu_safe_cast_s32_to_u32,
* nvgpu_safe_cast_s8_to_u8, nvgpu_safe_cast_bool_to_u32
*
* Input: None
*
* Steps:
* - Call the static analysis arithmetic APIs. Pass in valid values and verify
* correct return.
* - Call the static analysis arithmetic APIs. Pass in values beyond type range
* and use EXPECT_BUG() to verify BUG() is called.
*
* Output: Returns PASS if expected result is met, FAIL otherwise.
*/
int test_cast(struct unit_module *m, struct gk20a *g, void *args);
/**
* @}
*/
#endif /* UNIT_WORKER_H */