1 files changed, 107 insertions, 0 deletions
diff --git a/src/std_mem.c b/src/std_mem.c
new file mode 100644
index 0000000..abe45ed
--- /dev/null
+++ b/src/std_mem.c
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2019, The Linux Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *    * Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *    * Redistributions in binary form must reproduce the above
+ *      copyright notice, this list of conditions and the following
+ *      disclaimer in the documentation and/or other materials provided
+ *      with the distribution.
+ *    * Neither the name of The Linux Foundation nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+=======================================================================
+
+FILE:         std_mem.c
+
+SERVICES:     apiOne std lib memory operations stuff
+
+*/
+
+#include <string.h>
+#include "AEEstd.h"
+#include "AEEStdErr.h"
+
+#if defined __hexagon__
+#include "stringl/stringl.h"
+
+//Add a weak reference so shared objects work with older images
+#pragma weak memscpy
+#pragma weak memsmove
+#endif /*__hexagon__*/
+
+void* std_memset(void* p, int c, int nLen)
+{
+   if (nLen < 0) {
+      return p;
+   }
+   return memset(p, c, (size_t)nLen);
+}
+
+void* std_memmove(void* pTo, const void* cpFrom, int nLen)
+{
+   if (nLen <= 0) {
+      return pTo;
+   }
+#ifdef __hexagon__
+   std_memsmove(pTo, (size_t)nLen, cpFrom, (size_t)nLen);
+   return pTo;
+#else
+   return memmove(pTo, cpFrom, (size_t)nLen);
+#endif
+}
+
+int std_memscpy(void *dst, int dst_size, const void *src, int src_size){
+    size_t copy_size = 0;
+
+    if(dst_size <0 || src_size <0){
+        return AEE_EBADSIZE;
+    }
+
+#if defined (__hexagon__)
+    if (memscpy){
+        return memscpy(dst,dst_size,src,src_size);
+    }
+#endif
+
+    copy_size = (dst_size <= src_size)? dst_size : src_size;
+    memcpy(dst, src, copy_size);
+    return copy_size;
+}
+
+int std_memsmove(void *dst, int dst_size, const void *src, int src_size){
+    size_t copy_size = 0;
+
+    if(dst_size <0 || src_size <0){
+        return AEE_EBADSIZE;
+    }
+
+#if defined (__hexagon__)
+    if (memsmove){
+        return memsmove(dst,dst_size,src,src_size);
+    }
+#endif
+
+    copy_size = (dst_size <= src_size)? dst_size : src_size;
+    memmove(dst, src, copy_size);
+    return copy_size;
+}
+