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eb518e9f1d
* Add clang tidy check on braces * Merge clang-tidy files * Add documentation and clang-tidy revert changes
87 lines
2.3 KiB
C++
87 lines
2.3 KiB
C++
// ======================================================================
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// \title File.cpp
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// \author bocchino
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// \brief cpp file for FileDownlink::File
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//
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// \copyright
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// Copyright 2009-2015, by the California Institute of Technology.
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// ALL RIGHTS RESERVED. United States Government Sponsorship
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// acknowledged.
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//
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// ======================================================================
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#include <Svc/FileDownlink/FileDownlink.hpp>
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#include <Fw/Types/Assert.hpp>
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#include <FpConfig.hpp>
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#include <Os/FileSystem.hpp>
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namespace Svc {
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Os::File::Status FileDownlink::File ::
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open(
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const char *const sourceFileName,
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const char *const destFileName
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)
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{
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// Set source name
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Fw::LogStringArg sourceLogStringArg(sourceFileName);
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this->m_sourceName = sourceLogStringArg;
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// Set dest name
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Fw::LogStringArg destLogStringArg(destFileName);
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this->m_destName = destLogStringArg;
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// Set size
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FwSignedSizeType file_size;
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const Os::FileSystem::Status status =
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Os::FileSystem::getFileSize(sourceFileName, file_size);
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if (status != Os::FileSystem::OP_OK) {
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return Os::File::BAD_SIZE;
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}
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// If the size does not cast cleanly to the desired U32 type, return size error
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if (static_cast<FwSignedSizeType>(static_cast<U32>(file_size)) != file_size) {
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return Os::File::BAD_SIZE;
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}
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this->m_size = static_cast<U32>(file_size);
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// Initialize checksum
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CFDP::Checksum checksum;
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this->m_checksum = checksum;
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// Open osFile for reading
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return this->m_osFile.open(sourceFileName, Os::File::OPEN_READ);
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}
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Os::File::Status FileDownlink::File ::
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read(
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U8 *const data,
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const U32 byteOffset,
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const U32 size
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)
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{
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Os::File::Status status;
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status = this->m_osFile.seek(byteOffset, Os::File::SeekType::ABSOLUTE);
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if (status != Os::File::OP_OK) {
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return status;
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}
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FwSignedSizeType intSize = size;
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status = this->m_osFile.read(data, intSize);
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if (status != Os::File::OP_OK) {
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return status;
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}
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// Force a bad size error when the U32 carrying size is bad
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if (static_cast<U32>(intSize) != size) {
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return Os::File::BAD_SIZE;
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}
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this->m_checksum.update(data, byteOffset, size);
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return Os::File::OP_OK;
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}
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}
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