UIO mapper can handle symlinks now

This commit is contained in:
Robin Müller 2022-10-27 14:01:35 +02:00
parent 1b7e94d718
commit 226dc4d8b7
No known key found for this signature in database
GPG Key ID: 11D4952C8CCEF814
9 changed files with 46 additions and 38 deletions

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@ -11,8 +11,7 @@ DleParser::DleParser(SimpleRingBuffer& decodeRingBuf, DleEncoder& decoder, BufPa
: decodeRingBuf(decodeRingBuf),
decoder(decoder),
encodedBuf(encodedBuf),
decodedBuf(decodedBuf) {
}
decodedBuf(decodedBuf) {}
ReturnValue_t DleParser::passData(const uint8_t* data, size_t len) {
if (data == nullptr or len == 0) {
@ -126,7 +125,8 @@ void DleParser::defaultErrorHandler() {
case (ErrorTypes::ENCODED_BUF_TOO_SMALL):
case (ErrorTypes::DECODING_BUF_TOO_SMALL): {
char opt[64];
snprintf(opt, sizeof(opt), ": Too small for packet with length %zu", ctx.decodedPacket.second);
snprintf(opt, sizeof(opt), ": Too small for packet with length %zu",
ctx.decodedPacket.second);
if (ctx.error.first == ErrorTypes::ENCODED_BUF_TOO_SMALL) {
errorPrinter("Encoded buf too small", opt);
} else {
@ -168,10 +168,6 @@ ReturnValue_t DleParser::confirmBytesRead(size_t bytesRead) {
return decodeRingBuf.deleteData(bytesRead);
}
const DleParser::Context& DleParser::getContext() {
return ctx;
}
const DleParser::Context& DleParser::getContext() { return ctx; }
void DleParser::reset() {
decodeRingBuf.clear();
}
void DleParser::reset() { decodeRingBuf.clear(); }

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@ -23,7 +23,9 @@ class AcceptsTelemetryIF {
*/
[[nodiscard]] virtual MessageQueueId_t getReportReceptionQueue(uint8_t virtualChannel) const = 0;
[[nodiscard]] virtual MessageQueueId_t getReportReceptionQueue() const { return getReportReceptionQueue(0); }
[[nodiscard]] virtual MessageQueueId_t getReportReceptionQueue() const {
return getReportReceptionQueue(0);
}
};
#endif /* FSFW_TMTCSERVICES_ACCEPTSTELEMETRYIF_H_ */

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@ -1,4 +1,5 @@
#include "UartComIF.h"
#include <errno.h>
#include <fcntl.h>
#include <termios.h>
@ -331,8 +332,8 @@ ReturnValue_t UartComIF::handleCanonicalRead(UartCookie& uartCookie, UartDeviceM
return result;
}
ReturnValue_t UartComIF::handleNoncanonicalRead(UartCookie& uartCookie, UartDeviceMap::iterator& iter,
size_t requestLen) {
ReturnValue_t UartComIF::handleNoncanonicalRead(UartCookie& uartCookie,
UartDeviceMap::iterator& iter, size_t requestLen) {
int fd = iter->second.fileDescriptor;
auto bufferPtr = iter->second.replyBuffer.data();
// Size check to prevent buffer overflow
@ -451,5 +452,3 @@ ReturnValue_t UartComIF::flushUartTxAndRxBuf(CookieIF* cookie) {
}
return returnvalue::FAILED;
}

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@ -1,15 +1,14 @@
#ifndef BSP_Q7S_COMIF_UARTCOMIF_H_
#define BSP_Q7S_COMIF_UARTCOMIF_H_
#include "UartCookie.h"
#include "helper.h"
#include <fsfw/devicehandlers/DeviceCommunicationIF.h>
#include <fsfw/objectmanager/SystemObject.h>
#include <unordered_map>
#include <vector>
#include "UartCookie.h"
#include "helper.h"
/**
* @brief This is the communication interface to access serial ports on linux based operating

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@ -1,14 +1,12 @@
#ifndef SAM9G20_COMIF_COOKIES_UART_COOKIE_H_
#define SAM9G20_COMIF_COOKIES_UART_COOKIE_H_
#include "helper.h"
#include <fsfw/devicehandlers/CookieIF.h>
#include <fsfw/objectmanager/SystemObjectIF.h>
#include <string>
#include "helper.h"
/**
* @brief Cookie for the UartComIF. There are many options available to configure the UART driver.

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@ -1,8 +1,9 @@
#include "helper.h"
#include "fsfw/serviceinterface.h"
#include <sys/ioctl.h>
#include "fsfw/serviceinterface.h"
void uart::setMode(struct termios& options, UartModes mode) {
if (mode == UartModes::NON_CANONICAL) {
/* Disable canonical mode */
@ -145,4 +146,3 @@ void uart::setBaudrate(struct termios& options, UartBaudRate baud) {
int uart::readCountersAndErrors(int serialPort, serial_icounter_struct& icounter) {
return ioctl(serialPort, TIOCGICOUNT, &icounter);
}

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@ -1,8 +1,8 @@
#ifndef FSFW_HAL_LINUX_UART_HELPER_H_
#define FSFW_HAL_LINUX_UART_HELPER_H_
#include <termios.h>
#include <linux/serial.h>
#include <termios.h>
enum class Parity { NONE, EVEN, ODD };
@ -56,7 +56,6 @@ void setBaudrate(struct termios& options, UartBaudRate baud);
int readCountersAndErrors(int serialPort, serial_icounter_struct& icounter);
}
} // namespace uart
#endif /* FSFW_HAL_LINUX_UART_HELPER_H_ */

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@ -1,6 +1,7 @@
#include "UioMapper.h"
#include <fcntl.h>
#include <sys/stat.h>
#include <unistd.h>
#include <filesystem>
@ -13,7 +14,21 @@ const char UioMapper::UIO_PATH_PREFIX[] = "/sys/class/uio/";
const char UioMapper::MAP_SUBSTR[] = "/maps/map";
const char UioMapper::SIZE_FILE_PATH[] = "/size";
UioMapper::UioMapper(std::string uioFile, int mapNum) : uioFile(uioFile), mapNum(mapNum) {}
UioMapper::UioMapper(std::string uioFile, int mapNum) : mapNum(mapNum) {
struct stat buf;
lstat(uioFile.c_str(), &buf);
if (S_ISLNK(buf.st_mode)) {
char* res = realpath(uioFile.c_str(), nullptr);
if (res) {
this->uioFile = res;
} else {
sif::error << "Could not resolve real path of UIO file " << uioFile << std::endl;
}
free(res);
} else {
this->uioFile = std::move(uioFile);
}
}
UioMapper::~UioMapper() {}
@ -22,7 +37,7 @@ ReturnValue_t UioMapper::getMappedAdress(uint32_t** address, Permissions permiss
int fd = open(uioFile.c_str(), O_RDWR);
if (fd < 1) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "PtmeAxiConfig::initialize: Invalid UIO device file" << std::endl;
sif::error << "UioMapper::getMappedAdress: Invalid UIO device file " << uioFile << std::endl;
#endif
return returnvalue::FAILED;
}