eive/eive-obsw
eive/eive-obsw
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Robin Müller 2021-07-19 20:12:21 +02:00 committed by Robin Mueller
parent 5c01401042
commit 33ad5e57ca
1 changed files with 7 additions and 4 deletions
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11
bsp_q7s/core/CoreController.cpp
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@ -114,11 +114,14 @@ ReturnValue_t CoreController::executeAction(ActionId_t actionId, MessageQueueId_
switch(actionId) { switch(actionId) {
case(LIST_DIRECTORY_INTO_FILE): { case(LIST_DIRECTORY_INTO_FILE): {
// TODO: Packet definition for clean deserialization // TODO: Packet definition for clean deserialization
// Two bytes for a and R flag, at least 5 bytes for minimum valid path /tmp with // 2 bytes for a and R flag, at least 5 bytes for minimum valid path /tmp with
// null termination // null termination, at least 7 bytes for minimum target file name /tmp/a with
if(size < 7) { // null termination.
if(size < 14) {
return HasActionsIF::INVALID_PARAMETERS; return HasActionsIF::INVALID_PARAMETERS;
} }
// We could also make -l optional, but I can't think of a reason why to not use -l..
// This flag specifies to run ls with -a // This flag specifies to run ls with -a
bool aFlag = data[0]; bool aFlag = data[0];
data += 1; data += 1;
@ -128,7 +131,7 @@ ReturnValue_t CoreController::executeAction(ActionId_t actionId, MessageQueueId_
size_t remainingSize = size - 2; size_t remainingSize = size - 2;
// One larger for null termination, which prevents undefined behaviour if the sent // One larger for null termination, which prevents undefined behaviour if the sent
// string is not 0 terminated // strings are not 0 terminated properly
std::vector<uint8_t> repoAndTargetFileBuffer(remainingSize + 1, 0); std::vector<uint8_t> repoAndTargetFileBuffer(remainingSize + 1, 0);
std::memcpy(repoAndTargetFileBuffer.data(), data, remainingSize); std::memcpy(repoAndTargetFileBuffer.data(), data, remainingSize);
const char* currentCharPtr = reinterpret_cast<const char*>(repoAndTargetFileBuffer.data()); const char* currentCharPtr = reinterpret_cast<const char*>(repoAndTargetFileBuffer.data());