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experimenting with recursive constructor to enable

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automatic vector registering
This commit is contained in:
Robin Müller 2019-12-10 13:29:16 +01:00
parent e765f8c99b
commit 356d1d35dc
2 changed files with 64 additions and 26 deletions
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46
datapool/PoolRawAccess.cpp
View File

@ -5,13 +5,27 @@
#include <framework/osal/Endiness.h>
PoolRawAccess::PoolRawAccess(uint32_t set_id, uint8_t setArrayEntry,
DataSetIF* data_set, ReadWriteMode_t setReadWriteMode) :
DataSetIF* data_set, ReadWriteMode_t setReadWriteMode,
bool registerVectors) :
dataPoolId(set_id), arrayEntry(setArrayEntry), valid(false), type(Type::UNKNOWN_TYPE), typeSize(
0), arraySize(0), sizeTillEnd(0), readWriteMode(setReadWriteMode) {
memset(value, 0, sizeof(value));
if (data_set != NULL) {
data_set->registerVariable(this);
}
if(registerVectors == true) {
this->read();
if(arraySize > 1) {
for(uint16_t vectorCount = typeSize;vectorCount < arraySize;vectorCount += typeSize)
{
PoolRawAccess * newPoolRawAccess =
new PoolRawAccess(set_id, setArrayEntry + typeSize,
data_set,setReadWriteMode,true);
if(newPoolRawAccess) {};
}
}
}
}
PoolRawAccess::~PoolRawAccess() {
@ -31,9 +45,10 @@ ReturnValue_t PoolRawAccess::read() {
sizeTillEnd = read_out->getByteSize() - arrayPosition;
uint8_t* ptr =
&((uint8_t*) read_out->getRawData())[arrayPosition];
for(uint8_t arrayCount = 0; arrayCount < arraySize; arrayCount++) {
memcpy(value + typeSize * arrayCount, ptr + typeSize * arrayCount, typeSize);
}
memcpy(value, ptr, typeSize);
//for(uint8_t arrayCount = 0; arrayCount < arraySize; arrayCount++) {
// memcpy(value + typeSize * arrayCount, ptr + typeSize * arrayCount, typeSize);
//}
return HasReturnvaluesIF::RETURN_OK;
} else {
@ -155,20 +170,25 @@ ReturnValue_t PoolRawAccess::serialize(uint8_t** buffer, uint32_t* size,
#ifndef BYTE_ORDER_SYSTEM
#error BYTE_ORDER_SYSTEM not defined
#elif BYTE_ORDER_SYSTEM == LITTLE_ENDIAN
for(uint8_t arrayCount = 0; arrayCount < arraySize; arrayCount++) {
for (uint8_t count = 0; count < typeSize; count++) {
(*buffer)[typeSize * (arrayCount + 1) - count - 1] =
value[typeSize * arrayCount + count];
}
for (uint8_t count = 0; count < typeSize; count++) {
(*buffer)[count] = value[typeSize - count - 1];
}
//for(uint8_t arrayCount = 0; arrayCount < arraySize; arrayCount++) {
// for (uint8_t count = 0; count < typeSize; count++) {
// (*buffer)[typeSize * (arrayCount + 1) - count - 1] =
// value[typeSize * arrayCount + count];
// }
//}
#elif BYTE_ORDER_SYSTEM == BIG_ENDIAN
memcpy(*buffer, value, typeSize * arraySize);
memcpy(*buffer, value, typeSize);
//memcpy(*buffer, value, typeSize * arraySize);
#endif
} else {
memcpy(*buffer, value, typeSize * arraySize);
memcpy(*buffer, value, typeSize);
//memcpy(*buffer, value, typeSize * arraySize);
}
*size += typeSize * arraySize;
(*buffer) += typeSize * arraySize;
*size += typeSize;// * arraySize;
(*buffer) += typeSize;// * arraySize;
return HasReturnvaluesIF::RETURN_OK;
} else {
return SerializeIF::BUFFER_TOO_SHORT;

44
datapool/PoolRawAccess.h
View File

@ -6,10 +6,14 @@
#include <framework/globalfunctions/Type.h>
/**
* This class allows accessing Data Pool variables as raw bytes.
* @brief This class allows accessing Data Pool variables as raw bytes.
* @details
* This is necessary to have an access method for HK data, as the PID's alone do not
* provide a type information.
* \ingroup data_pool
* provide a type information. Please note that the the raw pool access read() and commit()
* calls are not thread-safe and therefore private.
* Please supply a data set and use the data set read(), commit() calls for thread-safe
* data pool access.
* @ingroup data_pool
*/
class PoolRawAccess: public PoolVariableIF {
private:
@ -48,6 +52,18 @@ private:
ReadWriteMode_t readWriteMode;
static const uint8_t RAW_MAX_SIZE = sizeof(double);
protected:
/**
* \brief This is a call to read the value from the global data pool.
* \details When executed, this operation tries to fetch the pool entry with matching
* data pool id from the global data pool and copies the value and the valid
* information to its local attributes. In case of a failure (wrong type or
* pool id not found), the variable is set to zero and invalid.
* The operation does NOT provide any mutual exclusive protection by itself !
* If reading from the data pool without information about the type is desired,
* initialize the raw pool access by supplying a data set and using the data set
* read function, which calls this read function.
*/
ReturnValue_t read();
/**
* \brief The commit call writes back the variable's value to the data pool.
* \details It checks type and size, as well as if the variable is writable. If so,
@ -62,23 +78,25 @@ public:
static const ReturnValue_t INCORRECT_SIZE = MAKE_RETURN_CODE(0x01);
static const ReturnValue_t DATA_POOL_ACCESS_FAILED = MAKE_RETURN_CODE(0x02);
uint8_t value[RAW_MAX_SIZE];
//uint8_t value[RAW_MAX_SIZE*3];
/**
* This constructor is used to access a data pool entry with a
* given ID if the target type is not known. A DataSet object is supplied
* and the data pool entry with the given ID is registered to that data set
* @param data_pool_id Target data pool entry ID
* @param arrayEntry
* @param data_set Dataset to register data pool entry to
* @param setReadWriteMode
*/
PoolRawAccess(uint32_t data_pool_id, uint8_t arrayEntry,
DataSetIF* data_set, ReadWriteMode_t setReadWriteMode =
PoolVariableIF::VAR_READ);
PoolVariableIF::VAR_READ,bool registerVectors = false);
/**
* \brief The classes destructor is empty. If commit() was not called, the local value is
* discarded and not written back to the data pool.
*/
~PoolRawAccess();
/**
* \brief This is a call to read the value from the global data pool.
* \details When executed, this operation tries to fetch the pool entry with matching
* data pool id from the global data pool and copies the value and the valid
* information to its local attributes. In case of a failure (wrong type or
* pool id not found), the variable is set to zero and invalid.
* The operation does NOT provide any mutual exclusive protection by itself.
*/
ReturnValue_t read();
/**
* @brief Serialize raw pool entry into provided buffer directly