writing api for scratch buffer
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567cc7eab2
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@ -2,4 +2,5 @@ target_sources(${TARGET_NAME} PRIVATE
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FileSystemHandler.cpp
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FileSystemHandler.cpp
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SdCardAccess.cpp
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SdCardAccess.cpp
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SdCardManager.cpp
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SdCardManager.cpp
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scratchApi.cpp
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)
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)
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@ -122,6 +122,8 @@ ReturnValue_t SdCardManager::sdCardActive(std::pair<bool, bool>& active) {
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}
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}
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sd::SdCard SdCardManager::getPreferredSdCard() const {
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sd::SdCard SdCardManager::getPreferredSdCard() const {
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int result = std::system("xsc_scratch read PREFSD > /tmp/pref_sd.txt");
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return preferredSdCard;
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return preferredSdCard;
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}
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}
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12
bsp_q7s/memory/scratchApi.cpp
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12
bsp_q7s/memory/scratchApi.cpp
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@ -0,0 +1,12 @@
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#include "scratchApi.h"
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ReturnValue_t scratch::writeString(std::string name, std::string string) {
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std::ostringstream oss;
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oss << "xsc_scratch write " << name << " \"" << string << "\"";
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int result = std::system(oss.str().c_str());
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if(result != 0) {
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utility::handleSystemError(result, "scratch::String");
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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return HasReturnvaluesIF::RETURN_OK;
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}
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49
bsp_q7s/memory/scratchApi.h
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49
bsp_q7s/memory/scratchApi.h
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@ -0,0 +1,49 @@
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#ifndef BSP_Q7S_MEMORY_SCRATCHAPI_H_
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#define BSP_Q7S_MEMORY_SCRATCHAPI_H_
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#include "fsfw/returnvalues/HasReturnvaluesIF.h"
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#include "linux/utility/utility.h"
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#include <iostream>
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#include <sstream>
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#include <type_traits>
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#include <cstdlib>
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/**
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* @brief API for the scratch buffer
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*/
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namespace scratch {
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namespace {
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static size_t counter = 0;
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}
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template<typename T, class = typename std::enable_if<std::is_unsigned<T>::value>::type>
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inline ReturnValue_t writeNumber(std::string name, T num) noexcept {
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std::ostringstream oss;
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oss << "xsc_scratch write " << name << " " << num;
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int result = std::system(oss.str().c_str());
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if(result != 0) {
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utility::handleSystemError(result, "scratch::writeNumber");
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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return HasReturnvaluesIF::RETURN_OK;
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}
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template<typename T, class = typename std::enable_if<std::is_unsigned<T>::value>::type>
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inline ReturnValue_t readNumber(std::string name, T& num) noexcept {
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std::ostringstream oss;
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oss << "xsc_scratch read " << name << " > /tmp/scratchro" << counter++;
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int result = std::system(oss.str().c_str());
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if(result != 0) {
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utility::handleSystemError(result, "scratch::writeNumber");
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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return HasReturnvaluesIF::RETURN_OK;
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}
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ReturnValue_t writeString(std::string name, std::string string);
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}
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#endif /* BSP_Q7S_MEMORY_SCRATCHAPI_H_ */
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@ -1,4 +1,5 @@
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target_sources(${TARGET_NAME} PUBLIC
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target_sources(${TARGET_NAME} PUBLIC
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utility.cpp
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)
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)
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11
linux/utility/utility.cpp
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11
linux/utility/utility.cpp
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#include "OBSWConfig.h"
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#include "FSFWConfig.h"
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#include "utility.h"
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#include "fsfw/serviceinterface/ServiceInterface.h"
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void utility::handleSystemError(int retcode, std::string function) {
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#if OBSW_VERBOSE_LEVEL >= 1
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sif::warning << function << ": System call failed with code " << retcode;
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#endif
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}
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13
linux/utility/utility.h
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13
linux/utility/utility.h
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@ -0,0 +1,13 @@
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#ifndef LINUX_UTILITY_UTILITY_H_
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#define LINUX_UTILITY_UTILITY_H_
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#include "fsfw/returnvalues/HasReturnvaluesIF.h"
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#include <string>
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namespace utility {
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void handleSystemError(int retcode, std::string function);
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}
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#endif /* LINUX_UTILITY_UTILITY_H_ */
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