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rtems: Move _Partition_Is_buffer_valid()

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It is used only in one place.  Make the PTCB the first parameter.
Rename it to _Partition_Is_address_a_buffer_begin().
This commit is contained in:
Sebastian Huber
2020-11-24 07:38:41 +01:00
parent aa1c6ddd5c
commit 2572a3f1c0
2 changed files with 17 additions and 24 deletions
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cpukit/include/rtems/rtems/partimpl.h
-23
View File
@@ -56,29 +56,6 @@ RTEMS_INLINE_ROUTINE bool _Partition_Is_buffer_on_boundary (
return ((offset % the_partition->buffer_size) == 0);
}
/**
* @brief Checks whether the_buffer is a valid buffer from the_partition.
*
* This function returns TRUE if the_buffer is a valid buffer from
* the_partition, otherwise FALSE is returned.
*/
RTEMS_INLINE_ROUTINE bool _Partition_Is_buffer_valid (
Chain_Node *the_buffer,
Partition_Control *the_partition
)
{
void *starting;
void *ending;
starting = the_partition->starting_address;
ending = _Addresses_Add_offset( starting, the_partition->length );
return (
_Addresses_Is_in_range( the_buffer, starting, ending ) &&
_Partition_Is_buffer_on_boundary( the_buffer, the_partition )
);
}
RTEMS_INLINE_ROUTINE bool _Partition_Is_buffer_size_aligned(
uint32_t buffer_size
)
cpukit/rtems/src/partreturnbuffer.c
+17 -1
View File
@@ -21,8 +21,24 @@
#endif
#include <rtems/rtems/partimpl.h>
#include <rtems/score/address.h>
#include <rtems/score/chainimpl.h>
static bool _Partition_Is_address_a_buffer_begin(
const Partition_Control *the_partition,
const void *the_buffer
)
{
void *starting;
void *ending;
starting = the_partition->starting_address;
ending = _Addresses_Add_offset( starting, the_partition->length );
return _Addresses_Is_in_range( the_buffer, starting, ending )
&& _Partition_Is_buffer_on_boundary( the_buffer, the_partition );
}
static void _Partition_Free_buffer(
Partition_Control *the_partition,
void *the_buffer
@@ -51,7 +67,7 @@ rtems_status_code rtems_partition_return_buffer(
_Partition_Acquire_critical( the_partition, &lock_context );
if ( !_Partition_Is_buffer_valid( buffer, the_partition ) ) {
if ( !_Partition_Is_address_a_buffer_begin( the_partition, buffer ) ) {
_Partition_Release( the_partition, &lock_context );
return RTEMS_INVALID_ADDRESS;
}