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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/calloc
post-conditions:
- name: Status
states:
- name: 'Null'
test-code: |
T_null( ctx->ptr );
text: |
The return value of ${../if/calloc:/name} shall be equal to
${/c/if/null:/name}.
- name: AreaBegin
test-code: |
T_not_null( ctx->ptr );
text: |
The return value of ${../if/calloc:/name} shall be equal to the begin
address of the allocated memory area.
test-epilogue: null
test-prologue: null
- name: Alignment
states:
- name: Valid
test-code: |
T_eq_uptr( (uintptr_t) ctx->ptr % CPU_HEAP_ALIGNMENT, 0 );
text: |
The begin address of the allocated memory area shall be an integral
multiple of the heap alignment of the ${/glossary/target-arch:/term}.
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->ptr;
ctx->ptr = rtems_calloc( ctx->nelem, ctx->elsize );
T_not_null( ptr );
a = (uintptr_t) ptr;
b = (uintptr_t) ctx->ptr;
size = a < b ? b - a : a - b;
T_ge_uptr( size, ctx->nelem * ctx->elsize );
text: |
The size of the allocated memory area shall greater than or equal to the
product of the ``nelem`` and ``elsize`` parameters.
test-epilogue: null
test-prologue: |
void *ptr;
uintptr_t a;
uintptr_t b;
uintptr_t size;
- name: Content
states:
- name: Zero
test-code: |
T_eq_u64( *(uint64_t *) ctx->ptr, 0 );
text: |
The content of the allocated memory area shall be cleared to zero.
test-epilogue: null
test-prologue: null
pre-conditions:
- name: ElementCount
states:
- name: Huge
test-code: |
ctx->nelem = SIZE_MAX;
text: |
While the ``nelem`` parameter is not equal to zero, while the ``nelem``
parameter is too large to allocate a memory area with the specified size.
- name: Zero
test-code: |
ctx->nelem = 0;
text: |
While the ``nelem`` parameter is equal to zero.
- name: Valid
test-code: |
ctx->nelem = 1;
text: |
While the ``nelem`` parameter is not equal to zero, while the ``nelem``
parameter is small enough to allocate a memory area with the specified
size.
test-epilogue: null
test-prologue: null
- name: ElementSize
states:
- name: Huge
test-code: |
ctx->elsize = SIZE_MAX;
text: |
While the ``elsize`` parameter is not equal to zero, while the ``elsize``
parameter is too large to allocate a memory area with the specified size.
- name: Zero
test-code: |
ctx->elsize = 0;
text: |
While the ``elsize`` parameter is equal to zero.
- name: Valid
test-code: |
ctx->elsize = sizeof( uint64_t );
text: |
While the ``elsize`` parameter is not equal to zero, while the ``elsize``
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->ptr = rtems_calloc( ctx->nelem, ctx->elsize );
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 contains the return value of the ${../if/calloc:/name} call.
description: null
member: |
void *ptr
- brief: |
This member specifies if the ``nelem`` parameter value.
description: null
member: |
size_t nelem
- brief: |
This member specifies if the ``elsize`` parameter value.
description: null
member: |
size_t elsize
test-context-support: null
test-description: null
test-header: null
test-includes:
- rtems/malloc.h
test-local-includes:
- tx-support.h
test-prepare: null
test-setup:
brief: null
code: |
MemorySave( &ctx->mem_ctx );
description: null
test-stop: null
test-support: null
test-target: testsuites/validation/tc-mem-rtems-calloc.c
test-teardown:
brief: null
code: |
MemoryRestore( &ctx->mem_ctx );
description: null
text: ${.:text-template}
transition-map:
- enabled-by: true
post-conditions:
Status: AreaBegin
Alignment: Valid
Size: Valid
Content: Zero
pre-conditions:
ElementCount:
- Valid
ElementSize:
- Valid
- enabled-by: true
post-conditions:
Status: 'Null'
Alignment: Valid
Size: N/A
Content: N/A
pre-conditions:
ElementCount:
- Huge
- Zero
ElementSize:
- Huge
- Zero
- Valid
- enabled-by: true
post-conditions:
Status: 'Null'
Alignment: Valid
Size: N/A
Content: N/A
pre-conditions:
ElementCount:
- Valid
ElementSize:
- Huge
- Zero
type: requirement
|
