SNIP_CLASSIC_OS_SECTION_8_4_6_CheckTaskMemoryAccess

8.4.6 CheckTaskMemoryAccess [SWS_Os_00513] Definition of API function CheckTaskMemoryAccess Upstream requirements: SRS_Os_11001 ⌈ Service Name CheckTaskMemoryAccess Syntax AccessType CheckTaskMemoryAccess ( TaskType TaskID, MemoryStartAddressType Address, MemorySizeType Size ) Service ID [hex] 0x04 Sync/Async Synchronous Reentrancy Reentrant TaskID Task reference Parameters (in) Address Start of memory area ▽ △ Size Size of memory area Parameters (inout) None Parameters (out) None Return value AccessType Value which contains the access rights to the memory area. Description This service checks if a memory region is write/read/execute accessible and also returns information if the memory region is part of the stack space. Available via Os.h ⌋ [SWS_Os_00269] Upstream requirements: SRS_Os_11005 ⌈If the Task reference <TaskID> in a call of CheckTaskMemoryAccess is valid, CheckTaskMemoryAccess shall return the access rights of the Task on the specified memory area.⌋ [SWS_Os_00314] Upstream requirements: SRS_Os_11001 ⌈If an access right (e.g. "read") is not valid for the whole memory area specified in a call of CheckTaskMemoryAccess, CheckTaskMemoryAccess shall yield no access regarding this right.⌋ [SWS_Os_00270] Upstream requirements: SRS_BSW_00323 ⌈If the Task reference <TaskID> in a call of CheckTaskMemoryAccess is not valid, CheckTaskMemoryAccess shall yield no access rights.⌋ [SWS_Os_00518] Upstream requirements: SRS_Os_11016 ⌈Availability of CheckTaskMemoryAccess: Available in Scalability Classes 3 and 4⌋