1 files changed, 38 insertions, 0 deletions
diff --git a/EmbeddedPkg/Library/FdtLib/fdt_strtoul.c b/EmbeddedPkg/Library/FdtLib/fdt_strtoul.c
new file mode 100644
index 0000000000..56e8d29c8b
--- /dev/null
+++ b/EmbeddedPkg/Library/FdtLib/fdt_strtoul.c
@@ -0,0 +1,38 @@
+#/* @file
+#  Copyright (c) 2018, Linaro Limited. All rights reserved.
+#
+#  This program and the accompanying materials
+#  are licensed and made available under the terms and conditions of the BSD License
+#  which accompanies this distribution.  The full text of the license may be found at
+#  http://opensource.org/licenses/bsd-license.php
+#
+#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#*/
+
+#include <Base.h>
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+
+unsigned long strtoul(const char *nptr, char **endptr, int base)
+{
+    RETURN_STATUS   Status;
+    UINTN           ReturnValue;
+
+    ASSERT (base == 10 || base == 16);
+
+    if (base == 10) {
+      Status = AsciiStrDecimalToUintnS (nptr, endptr, &ReturnValue);
+    } else if (base == 16) {
+      Status = AsciiStrHexToUintnS (nptr, endptr, &ReturnValue);
+    } else {
+      Status = RETURN_INVALID_PARAMETER;
+    }
+
+    if (RETURN_ERROR (Status)) {
+      return MAX_UINTN;
+    }
+
+    return ReturnValue;
+}