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Diffstat (limited to 'spec/c/req/posix-memalign.yml')
| -rw-r--r-- | spec/c/req/posix-memalign.yml | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/spec/c/req/posix-memalign.yml b/spec/c/req/posix-memalign.yml new file mode 100644 index 00000000..7698f981 --- /dev/null +++ b/spec/c/req/posix-memalign.yml @@ -0,0 +1,301 @@ +SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause +copyrights: +- Copyright (C) 2021 embedded brains GmbH (http://www.embedded-brains.de) +enabled-by: true +functional-type: action +links: +- role: interface-function + uid: ../if/posix-memalign +post-conditions: +- name: Status + states: + - name: Zero + test-code: | + T_eq_int( ctx->status, 0 ); + text: | + The return value of ${../if/posix-memalign:/name} shall be equal to zero. + - name: EINVAL + test-code: | + T_eq_int( ctx->status, EINVAL ); + text: | + The return value of ${../if/posix-memalign:/name} shall be equal to + ${../if/einval:/name}. + - name: ENOMEM + test-code: | + T_eq_int( ctx->status, ENOMEM ); + text: | + The return value of ${../if/posix-memalign:/name} shall be equal to + ${../if/enomem:/name}. + test-epilogue: null + test-prologue: null +- name: MemptrVar + states: + - name: AreaBegin + test-code: | + T_eq_ptr( ctx->memptr, &ctx->memptr_obj ); + T_not_null( ctx->memptr_obj ); + text: | + 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 + ${../if/posix-memalign:/name} call. + - name: 'Null' + test-code: | + T_eq_ptr( ctx->memptr, &ctx->memptr_obj ); + T_null( ctx->memptr_obj ); + text: | + The value of the object referenced by the memptr parameter shall be set + to ${../if/null:/name} after the return of the + ${../if/posix-memalign:/name} call. + - name: Nop + test-code: | + T_eq_uptr( (uintptr_t) ctx->memptr_obj, 1 ); + text: | + Objects referenced by the memptr parameter in past calls to + ${../if/posix-memalign:/name} shall not be accessed by the + ${../if/posix-memalign:/name} call. + test-epilogue: null + test-prologue: null +- name: Alignment + states: + - name: Valid + test-code: | + T_eq_uptr( (uintptr_t) ctx->memptr_obj % 128, 0 ); + text: | + The begin address of the allocated memory area shall be an integral + multiple of the alignment parameter. + test-epilogue: null + test-prologue: null +- name: Size + states: + - name: Valid + test-code: | + /* 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 ); + text: | + The size of the allocated memory area shall greater than or equal to the + size parameter. + test-epilogue: null + test-prologue: | + void *ptr; + int eno; + uintptr_t a; + uintptr_t b; + uintptr_t size; +pre-conditions: +- name: Memptr + states: + - name: Valid + test-code: | + ctx->memptr = &ctx->memptr_obj; + text: | + While the memptr parameter references an object of type + ``void *``. + - name: 'Null' + test-code: | + ctx->memptr = NULL; + text: | + While the memptr parameter is equal to ${/c/if/null:/name}. + test-epilogue: null + test-prologue: null +- name: Alignment + states: + - name: Tiny + test-code: | + ctx->alignment = sizeof( void * ) - 1; + text: | + While the alignment parameter is less than sizeof( void * ). + - name: NotPower2 + test-code: | + ctx->alignment = sizeof( void * ) + 1; + text: | + While the alignment parameter is greater than or equal to + sizeof( void * ), while the alignment parameter is not a power of two. + - name: Huge + test-code: | + ctx->alignment = SIZE_MAX / 2 + 1; + text: | + 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. + - name: Valid + test-code: | + ctx->alignment = 128; + text: | + 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. + test-epilogue: null + test-prologue: null +- name: Size + states: + - name: Huge + test-code: | + ctx->size = SIZE_MAX; + text: | + 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. + - name: Zero + test-code: | + ctx->size = 0; + text: | + While the size parameter is equal to zero. + - name: Valid + test-code: | + ctx->size = sizeof( uint64_t ); + text: | + 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. + test-epilogue: null + test-prologue: null +rationale: null +references: [] +requirement-type: functional +skip-reasons: {} +test-action: | + ctx->status = posix_memalign( ctx->memptr, ctx->alignment, ctx->size ); +test-brief: null +test-cleanup: null +test-context: +- brief: | + This member provides a memory support context. + description: null + member: | + MemoryContext mem_ctx; +- brief: | + This member provides the object referenced by the memptr parameter. + description: null + member: | + void *memptr_obj +- brief: | + This member contains the return value of the directive call. + description: null + member: | + int status +- brief: | + This member specifies if the memptr parameter value. + description: null + member: | + void **memptr +- brief: | + This member specifies if the alignment parameter value. + description: null + member: | + size_t alignment +- brief: | + This member specifies if the size parameter value. + description: null + member: | + size_t size +test-context-support: null +test-description: null +test-header: null +test-includes: +- stdlib.h +- errno.h +test-local-includes: +- tx-support.h +test-prepare: | + ctx->memptr_obj = (void *)(uintptr_t) 1; +test-setup: + brief: null + code: | + MemorySave( &ctx->mem_ctx ); + description: null +test-stop: null +test-support: null +test-target: testsuites/validation/tc-mem-posix-memalign.c +test-teardown: + brief: null + code: | + MemoryRestore( &ctx->mem_ctx ); + description: null +text: ${.:text-template} +transition-map: +- enabled-by: true + post-conditions: + Status: EINVAL + MemptrVar: 'Null' + Alignment: N/A + Size: N/A + pre-conditions: + Memptr: + - Valid + Alignment: + - Tiny + - NotPower2 + Size: all +- enabled-by: true + post-conditions: + Status: EINVAL + MemptrVar: Nop + Alignment: N/A + Size: N/A + pre-conditions: + Memptr: + - 'Null' + Alignment: all + Size: all +- enabled-by: true + post-conditions: + Status: ENOMEM + MemptrVar: 'Null' + Alignment: N/A + Size: N/A + pre-conditions: + Memptr: + - Valid + Alignment: + - Huge + Size: + - Huge + - Valid +- enabled-by: true + post-conditions: + Status: ENOMEM + MemptrVar: 'Null' + Alignment: N/A + Size: N/A + pre-conditions: + Memptr: + - Valid + Alignment: + - Valid + Size: + - Huge +- enabled-by: true + post-conditions: + Status: Zero + MemptrVar: AreaBegin + Alignment: Valid + Size: Valid + pre-conditions: + Memptr: + - Valid + Alignment: + - Valid + Size: + - Valid +- enabled-by: true + post-conditions: + Status: Zero + MemptrVar: 'Null' + Alignment: Valid + Size: N/A + pre-conditions: + Memptr: + - Valid + Alignment: + - Valid + - Huge + Size: + - Zero +type: requirement |