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Diffstat (limited to 'testsuites/validation/tc-mem-posix-memalign.c')
| -rw-r--r-- | testsuites/validation/tc-mem-posix-memalign.c | 587 |
1 files changed, 587 insertions, 0 deletions
diff --git a/testsuites/validation/tc-mem-posix-memalign.c b/testsuites/validation/tc-mem-posix-memalign.c new file mode 100644 index 0000000000..ea1968aa11 --- /dev/null +++ b/testsuites/validation/tc-mem-posix-memalign.c @@ -0,0 +1,587 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file + * + * @ingroup RTEMSTestCaseCReqPosixMemalign + */ + +/* + * Copyright (C) 2021 embedded brains GmbH (http://www.embedded-brains.de) + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * This file is part of the RTEMS quality process and was automatically + * generated. If you find something that needs to be fixed or + * worded better please post a report or patch to an RTEMS mailing list + * or raise a bug report: + * + * https://www.rtems.org/bugs.html + * + * For information on updating and regenerating please refer to the How-To + * section in the Software Requirements Engineering chapter of the + * RTEMS Software Engineering manual. The manual is provided as a part of + * a release. For development sources please refer to the online + * documentation at: + * + * https://docs.rtems.org + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <errno.h> +#include <stdlib.h> + +#include "tx-support.h" + +#include <rtems/test.h> + +/** + * @defgroup RTEMSTestCaseCReqPosixMemalign spec:/c/req/posix-memalign + * + * @ingroup RTEMSTestSuiteTestsuitesValidation0 + * + * @{ + */ + +typedef enum { + CReqPosixMemalign_Pre_Memptr_Valid, + CReqPosixMemalign_Pre_Memptr_Null, + CReqPosixMemalign_Pre_Memptr_NA +} CReqPosixMemalign_Pre_Memptr; + +typedef enum { + CReqPosixMemalign_Pre_Alignment_Tiny, + CReqPosixMemalign_Pre_Alignment_NotPower2, + CReqPosixMemalign_Pre_Alignment_Huge, + CReqPosixMemalign_Pre_Alignment_Valid, + CReqPosixMemalign_Pre_Alignment_NA +} CReqPosixMemalign_Pre_Alignment; + +typedef enum { + CReqPosixMemalign_Pre_Size_Huge, + CReqPosixMemalign_Pre_Size_Zero, + CReqPosixMemalign_Pre_Size_Valid, + CReqPosixMemalign_Pre_Size_NA +} CReqPosixMemalign_Pre_Size; + +typedef enum { + CReqPosixMemalign_Post_Status_Zero, + CReqPosixMemalign_Post_Status_EINVAL, + CReqPosixMemalign_Post_Status_ENOMEM, + CReqPosixMemalign_Post_Status_NA +} CReqPosixMemalign_Post_Status; + +typedef enum { + CReqPosixMemalign_Post_MemptrVar_AreaBegin, + CReqPosixMemalign_Post_MemptrVar_Null, + CReqPosixMemalign_Post_MemptrVar_Nop, + CReqPosixMemalign_Post_MemptrVar_NA +} CReqPosixMemalign_Post_MemptrVar; + +typedef enum { + CReqPosixMemalign_Post_Alignment_Valid, + CReqPosixMemalign_Post_Alignment_NA +} CReqPosixMemalign_Post_Alignment; + +typedef enum { + CReqPosixMemalign_Post_Size_Valid, + CReqPosixMemalign_Post_Size_NA +} CReqPosixMemalign_Post_Size; + +/** + * @brief Test context for spec:/c/req/posix-memalign test case. + */ +typedef struct { + /** + * @brief This member provides a memory support context. + */ + MemoryContext mem_ctx;; + + /** + * @brief This member provides the object referenced by the memptr parameter. + */ + void *memptr_obj; + + /** + * @brief This member contains the return value of the directive call. + */ + int status; + + /** + * @brief This member specifies if the memptr parameter value. + */ + void **memptr; + + /** + * @brief This member specifies if the alignment parameter value. + */ + size_t alignment; + + /** + * @brief This member specifies if the size parameter value. + */ + size_t size; + + /** + * @brief This member defines the pre-condition states for the next action. + */ + size_t pcs[ 3 ]; + + /** + * @brief This member indicates if the test action loop is currently + * executed. + */ + bool in_action_loop; +} CReqPosixMemalign_Context; + +static CReqPosixMemalign_Context + CReqPosixMemalign_Instance; + +static const char * const CReqPosixMemalign_PreDesc_Memptr[] = { + "Valid", + "Null", + "NA" +}; + +static const char * const CReqPosixMemalign_PreDesc_Alignment[] = { + "Tiny", + "NotPower2", + "Huge", + "Valid", + "NA" +}; + +static const char * const CReqPosixMemalign_PreDesc_Size[] = { + "Huge", + "Zero", + "Valid", + "NA" +}; + +static const char * const * const CReqPosixMemalign_PreDesc[] = { + CReqPosixMemalign_PreDesc_Memptr, + CReqPosixMemalign_PreDesc_Alignment, + CReqPosixMemalign_PreDesc_Size, + NULL +}; + +static void CReqPosixMemalign_Pre_Memptr_Prepare( + CReqPosixMemalign_Context *ctx, + CReqPosixMemalign_Pre_Memptr state +) +{ + switch ( state ) { + case CReqPosixMemalign_Pre_Memptr_Valid: { + /* + * While the memptr parameter references an object of type ``void *``. + */ + ctx->memptr = &ctx->memptr_obj; + break; + } + + case CReqPosixMemalign_Pre_Memptr_Null: { + /* + * While the memptr parameter is equal to NULL. + */ + ctx->memptr = NULL; + break; + } + + case CReqPosixMemalign_Pre_Memptr_NA: + break; + } +} + +static void CReqPosixMemalign_Pre_Alignment_Prepare( + CReqPosixMemalign_Context *ctx, + CReqPosixMemalign_Pre_Alignment state +) +{ + switch ( state ) { + case CReqPosixMemalign_Pre_Alignment_Tiny: { + /* + * While the alignment parameter is less than sizeof( void * ). + */ + ctx->alignment = sizeof( void * ) - 1; + break; + } + + case CReqPosixMemalign_Pre_Alignment_NotPower2: { + /* + * While the alignment parameter is greater than or equal to sizeof( void + * * ), while the alignment parameter is not a power of two. + */ + ctx->alignment = sizeof( void * ) + 1; + break; + } + + case CReqPosixMemalign_Pre_Alignment_Huge: { + /* + * While the alignment parameter is greater than or equal to sizeof( void + * * ), while the alignment parameter is a power of two, while the + * alignment parameter is too large to allocate a memory area with the + * specified alignment. + */ + ctx->alignment = SIZE_MAX / 2 + 1; + break; + } + + case CReqPosixMemalign_Pre_Alignment_Valid: { + /* + * While the alignment parameter is greater than or equal to sizeof( void + * * ), while the alignment parameter is a power of two, while the + * alignment parameter is small enough to allocate a memory area with the + * specified alignment. + */ + ctx->alignment = 128; + break; + } + + case CReqPosixMemalign_Pre_Alignment_NA: + break; + } +} + +static void CReqPosixMemalign_Pre_Size_Prepare( + CReqPosixMemalign_Context *ctx, + CReqPosixMemalign_Pre_Size state +) +{ + switch ( state ) { + case CReqPosixMemalign_Pre_Size_Huge: { + /* + * While the size parameter is not equal to zero, while the size + * parameter is too large to allocate a memory area with the specified + * size. + */ + ctx->size = SIZE_MAX; + break; + } + + case CReqPosixMemalign_Pre_Size_Zero: { + /* + * While the size parameter is equal to zero. + */ + ctx->size = 0; + break; + } + + case CReqPosixMemalign_Pre_Size_Valid: { + /* + * While the size parameter is not equal to zero, while the size + * parameter is small enough to allocate a memory area with the specified + * size. + */ + ctx->size = sizeof( uint64_t ); + break; + } + + case CReqPosixMemalign_Pre_Size_NA: + break; + } +} + +static void CReqPosixMemalign_Post_Status_Check( + CReqPosixMemalign_Context *ctx, + CReqPosixMemalign_Post_Status state +) +{ + switch ( state ) { + case CReqPosixMemalign_Post_Status_Zero: { + /* + * The return value of posix_memalign shall be equal to zero. + */ + T_eq_int( ctx->status, 0 ); + break; + } + + case CReqPosixMemalign_Post_Status_EINVAL: { + /* + * The return value of posix_memalign shall be equal to EINVAL. + */ + T_eq_int( ctx->status, EINVAL ); + break; + } + + case CReqPosixMemalign_Post_Status_ENOMEM: { + /* + * The return value of posix_memalign shall be equal to ENOMEM. + */ + T_eq_int( ctx->status, ENOMEM ); + break; + } + + case CReqPosixMemalign_Post_Status_NA: + break; + } +} + +static void CReqPosixMemalign_Post_MemptrVar_Check( + CReqPosixMemalign_Context *ctx, + CReqPosixMemalign_Post_MemptrVar state +) +{ + switch ( state ) { + case CReqPosixMemalign_Post_MemptrVar_AreaBegin: { + /* + * The value of the object referenced by the memptr parameter shall be + * set to the begin address of the allocated memory area after the return + * of the posix_memalign call. + */ + T_eq_ptr( ctx->memptr, &ctx->memptr_obj ); + T_not_null( ctx->memptr_obj ); + break; + } + + case CReqPosixMemalign_Post_MemptrVar_Null: { + /* + * The value of the object referenced by the memptr parameter shall be + * set to NULL after the return of the posix_memalign call. + */ + T_eq_ptr( ctx->memptr, &ctx->memptr_obj ); + T_null( ctx->memptr_obj ); + break; + } + + case CReqPosixMemalign_Post_MemptrVar_Nop: { + /* + * Objects referenced by the memptr parameter in past calls to + * posix_memalign shall not be accessed by the posix_memalign call. + */ + T_eq_uptr( (uintptr_t) ctx->memptr_obj, 1 ); + break; + } + + case CReqPosixMemalign_Post_MemptrVar_NA: + break; + } +} + +static void CReqPosixMemalign_Post_Alignment_Check( + CReqPosixMemalign_Context *ctx, + CReqPosixMemalign_Post_Alignment state +) +{ + switch ( state ) { + case CReqPosixMemalign_Post_Alignment_Valid: { + /* + * The begin address of the allocated memory area shall be an integral + * multiple of the alignment parameter. + */ + T_eq_uptr( (uintptr_t) ctx->memptr_obj % 128, 0 ); + break; + } + + case CReqPosixMemalign_Post_Alignment_NA: + break; + } +} + +static void CReqPosixMemalign_Post_Size_Check( + CReqPosixMemalign_Context *ctx, + CReqPosixMemalign_Post_Size state +) +{ + void *ptr; + int eno; + uintptr_t a; + uintptr_t b; + uintptr_t size; + + switch ( state ) { + case CReqPosixMemalign_Post_Size_Valid: { + /* + * The size of the allocated memory area shall greater than or equal to + * the size parameter. + */ + /* Assume that the next allocation is done from adjacent memory */ + ptr = ctx->memptr_obj; + eno = posix_memalign( &ptr, ctx->alignment, ctx->size ); + T_eq_int( eno, 0 ); + T_not_null( ptr ); + a = (uintptr_t) ptr; + b = (uintptr_t) ctx->memptr_obj; + size = a < b ? b - a : a - b; + T_ge_uptr( size, ctx->size ); + break; + } + + case CReqPosixMemalign_Post_Size_NA: + break; + } +} + +static void CReqPosixMemalign_Setup( CReqPosixMemalign_Context *ctx ) +{ + MemorySave( &ctx->mem_ctx ); +} + +static void CReqPosixMemalign_Setup_Wrap( void *arg ) +{ + CReqPosixMemalign_Context *ctx; + + ctx = arg; + ctx->in_action_loop = false; + CReqPosixMemalign_Setup( ctx ); +} + +static void CReqPosixMemalign_Teardown( CReqPosixMemalign_Context *ctx ) +{ + MemoryRestore( &ctx->mem_ctx ); +} + +static void CReqPosixMemalign_Teardown_Wrap( void *arg ) +{ + CReqPosixMemalign_Context *ctx; + + ctx = arg; + ctx->in_action_loop = false; + CReqPosixMemalign_Teardown( ctx ); +} + +static void CReqPosixMemalign_Prepare( CReqPosixMemalign_Context *ctx ) +{ + ctx->memptr_obj = (void *)(uintptr_t) 1; +} + +static void CReqPosixMemalign_Action( CReqPosixMemalign_Context *ctx ) +{ + ctx->status = posix_memalign( ctx->memptr, ctx->alignment, ctx->size ); +} + +typedef struct { + uint16_t Skip : 1; + uint16_t Pre_Memptr_NA : 1; + uint16_t Pre_Alignment_NA : 1; + uint16_t Pre_Size_NA : 1; + uint16_t Post_Status : 2; + uint16_t Post_MemptrVar : 2; + uint16_t Post_Alignment : 1; + uint16_t Post_Size : 1; +} CReqPosixMemalign_Entry; + +static const CReqPosixMemalign_Entry +CReqPosixMemalign_Entries[] = { + { 0, 0, 0, 0, CReqPosixMemalign_Post_Status_EINVAL, + CReqPosixMemalign_Post_MemptrVar_Nop, CReqPosixMemalign_Post_Alignment_NA, + CReqPosixMemalign_Post_Size_NA }, + { 0, 0, 0, 0, CReqPosixMemalign_Post_Status_EINVAL, + CReqPosixMemalign_Post_MemptrVar_Null, CReqPosixMemalign_Post_Alignment_NA, + CReqPosixMemalign_Post_Size_NA }, + { 0, 0, 0, 0, CReqPosixMemalign_Post_Status_ENOMEM, + CReqPosixMemalign_Post_MemptrVar_Null, CReqPosixMemalign_Post_Alignment_NA, + CReqPosixMemalign_Post_Size_NA }, + { 0, 0, 0, 0, CReqPosixMemalign_Post_Status_Zero, + CReqPosixMemalign_Post_MemptrVar_Null, + CReqPosixMemalign_Post_Alignment_Valid, CReqPosixMemalign_Post_Size_NA }, + { 0, 0, 0, 0, CReqPosixMemalign_Post_Status_Zero, + CReqPosixMemalign_Post_MemptrVar_AreaBegin, + CReqPosixMemalign_Post_Alignment_Valid, CReqPosixMemalign_Post_Size_Valid } +}; + +static const uint8_t +CReqPosixMemalign_Map[] = { + 1, 1, 1, 1, 1, 1, 2, 3, 2, 2, 3, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + +static size_t CReqPosixMemalign_Scope( void *arg, char *buf, size_t n ) +{ + CReqPosixMemalign_Context *ctx; + + ctx = arg; + + if ( ctx->in_action_loop ) { + return T_get_scope( CReqPosixMemalign_PreDesc, buf, n, ctx->pcs ); + } + + return 0; +} + +static T_fixture CReqPosixMemalign_Fixture = { + .setup = CReqPosixMemalign_Setup_Wrap, + .stop = NULL, + .teardown = CReqPosixMemalign_Teardown_Wrap, + .scope = CReqPosixMemalign_Scope, + .initial_context = &CReqPosixMemalign_Instance +}; + +static inline CReqPosixMemalign_Entry CReqPosixMemalign_GetEntry( + size_t index +) +{ + return CReqPosixMemalign_Entries[ + CReqPosixMemalign_Map[ index ] + ]; +} + +/** + * @fn void T_case_body_CReqPosixMemalign( void ) + */ +T_TEST_CASE_FIXTURE( CReqPosixMemalign, &CReqPosixMemalign_Fixture ) +{ + CReqPosixMemalign_Context *ctx; + size_t index; + + ctx = T_fixture_context(); + ctx->in_action_loop = true; + index = 0; + + for ( + ctx->pcs[ 0 ] = CReqPosixMemalign_Pre_Memptr_Valid; + ctx->pcs[ 0 ] < CReqPosixMemalign_Pre_Memptr_NA; + ++ctx->pcs[ 0 ] + ) { + for ( + ctx->pcs[ 1 ] = CReqPosixMemalign_Pre_Alignment_Tiny; + ctx->pcs[ 1 ] < CReqPosixMemalign_Pre_Alignment_NA; + ++ctx->pcs[ 1 ] + ) { + for ( + ctx->pcs[ 2 ] = CReqPosixMemalign_Pre_Size_Huge; + ctx->pcs[ 2 ] < CReqPosixMemalign_Pre_Size_NA; + ++ctx->pcs[ 2 ] + ) { + CReqPosixMemalign_Entry entry; + + entry = CReqPosixMemalign_GetEntry( index ); + ++index; + + CReqPosixMemalign_Prepare( ctx ); + CReqPosixMemalign_Pre_Memptr_Prepare( ctx, ctx->pcs[ 0 ] ); + CReqPosixMemalign_Pre_Alignment_Prepare( ctx, ctx->pcs[ 1 ] ); + CReqPosixMemalign_Pre_Size_Prepare( ctx, ctx->pcs[ 2 ] ); + CReqPosixMemalign_Action( ctx ); + CReqPosixMemalign_Post_Status_Check( ctx, entry.Post_Status ); + CReqPosixMemalign_Post_MemptrVar_Check( ctx, entry.Post_MemptrVar ); + CReqPosixMemalign_Post_Alignment_Check( ctx, entry.Post_Alignment ); + CReqPosixMemalign_Post_Size_Check( ctx, entry.Post_Size ); + } + } + } +} + +/** @} */ |