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Diffstat (limited to 'hwpf/fapi/include/buffer_parameters.H')
-rwxr-xr-x | hwpf/fapi/include/buffer_parameters.H | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/hwpf/fapi/include/buffer_parameters.H b/hwpf/fapi/include/buffer_parameters.H new file mode 100755 index 00000000..3dc41b26 --- /dev/null +++ b/hwpf/fapi/include/buffer_parameters.H @@ -0,0 +1,65 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2012,2014 */ +/* [+] International Business Machines Corp. */ +/* */ +/* */ +/* Licensed under the Apache License, Version 2.0 (the "License"); */ +/* you may not use this file except in compliance with the License. */ +/* You may obtain a copy of the License at */ +/* */ +/* http://www.apache.org/licenses/LICENSE-2.0 */ +/* */ +/* Unless required by applicable law or agreed to in writing, software */ +/* distributed under the License is distributed on an "AS IS" BASIS, */ +/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ +/* implied. See the License for the specific language governing */ +/* permissions and limitations under the License. */ +/* */ +/* IBM_PROLOG_END_TAG */ +/** + * @file buffer_parameters.H + * @brief definitions for fapi2 buffer parameter types + */ + +#ifndef __FAPI2_BUFFER_PARAM__ +#define __FAPI2_BUFFER_PARAM__ + +#include <stdint.h> + +namespace fapi2 +{ + /// @cond + /// @brief Traits of buffer parameters - things passed in + /// @tparam T is the type of i_value (typically an integral type) + template<typename T> + class parameterTraits + { + public: + enum + { + mask = T(~0), + bit_length = sizeof(T) * 8, + byte_length = sizeof(T), + }; + + template<typename U> + inline static void write_element(void* i_data, T i_value, uint32_t i_offset) + { +#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ + T* ptr = (T*)i_data + (i_offset ^ ((sizeof(U) / sizeof(T)) - 1)); +#else + T* ptr = (T*)i_data + i_offset; +#endif + *ptr = i_value; + } + }; + /// @endcond +}; + +#endif |