From 9224a751b12835d21b11760c32a4a89524bb6b3e Mon Sep 17 00:00:00 2001
From: Thomas Doerfler <Thomas.Doerfler@embedded-brains.de>
Date: Mon, 30 Nov 2009 13:06:21 +0000
Subject: Changed base implementation of protected heap allocations to use
 _Heap_Allocate_aligned_with_boundary().

---
 cpukit/libcsupport/include/rtems/malloc.h |  6 ++++-
 cpukit/libcsupport/src/rtems_malloc.c     | 38 ++++++++++++++++++-------------
 2 files changed, 27 insertions(+), 17 deletions(-)

(limited to 'cpukit/libcsupport')

diff --git a/cpukit/libcsupport/include/rtems/malloc.h b/cpukit/libcsupport/include/rtems/malloc.h
index 6281e55851..b061683b4f 100644
--- a/cpukit/libcsupport/include/rtems/malloc.h
+++ b/cpukit/libcsupport/include/rtems/malloc.h
@@ -169,7 +169,11 @@ int rtems_memalign(
  * @return A pointer to the begin of the allocated memory area, or @c NULL if
  * no memory is available or the parameters are inconsistent.
  */
-void *rtems_malloc(size_t size, uintptr_t alignment, uintptr_t boundary);
+void *rtems_heap_allocate_aligned_with_boundary(
+  size_t size,
+  uintptr_t alignment,
+  uintptr_t boundary
+);
 
 #ifdef __cplusplus
 }
diff --git a/cpukit/libcsupport/src/rtems_malloc.c b/cpukit/libcsupport/src/rtems_malloc.c
index a71d8cbfb3..fcd99438f0 100644
--- a/cpukit/libcsupport/src/rtems_malloc.c
+++ b/cpukit/libcsupport/src/rtems_malloc.c
@@ -28,23 +28,29 @@
 #ifdef RTEMS_NEWLIB
 #include "malloc_p.h"
 
-#include <stdlib.h>
-#include <errno.h>
-
-void *rtems_malloc(size_t size, uintptr_t alignment, uintptr_t boundary)
+void *rtems_heap_allocate_aligned_with_boundary(
+  size_t size,
+  uintptr_t alignment,
+  uintptr_t boundary
+)
 {
-  void *p = NULL;
-
-  _RTEMS_Lock_allocator();
-   p = _Heap_Allocate_aligned_with_boundary(
-     RTEMS_Malloc_Heap,
-     size,
-     alignment,
-     boundary
-   );
-  _RTEMS_Unlock_allocator();
-
-  return p;
+  if (
+    _System_state_Is_up( _System_state_Get() )
+      && !malloc_is_system_state_OK()
+  ) {
+    return NULL;
+  }
+
+  malloc_deferred_frees_process();
+
+  /* FIXME: Statistics, boundary checks */
+
+  return _Protected_heap_Allocate_aligned_with_boundary(
+    RTEMS_Malloc_Heap,
+    size,
+    alignment,
+    boundary
+  );
 }
 
 #endif
-- 
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