audk/EmbeddedPkg/Library/FdtLib/fdt_strtoul.c

33 lines
742 B
C

#/* @file
# Copyright (c) 2018, Linaro Limited. All rights reserved.
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
#*/
#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;
}