TDateTime::TDateTime(const char* src, TDateTimeFlag flag)
{
unsigned int year = 0;
unsigned int month = 0;
unsigned int day = 0;
unsigned int hour = 0;
unsigned int min = 0;
unsigned int sec = 0;
int result=0;
Val = 0;
if(flag == DATE_POS)
{
result=DecodeDateString(src,year,month,day);
if(result == 0 )
{
Val = INVALID_DATE_VALUE;
}
else
{
Val = ComposeDate(year, month, day);
}
}
else if(flag == TIME_POS )
{
result=DecodeTimeString(src,hour,min,sec);
if(result == 0 )
{
Val = INVALID_DATE_VALUE;
}
else
{
Val = ComposeTime(hour, min, sec);
}
}
else if(flag == DATETIME_POS )
{
result=DecodeDateTimeString(src,year,month,day,hour,min,sec);
if(result == 0 )
{
Val = INVALID_DATE_VALUE;
}
else
{
Val = ComposeDate(year, month, day);
Val += ComposeTime(hour, min, sec);
}
}
}
int TDateTime::DecodeDateTimeString(const char *src,
unsigned int &year,
unsigned int &month,
unsigned int &day,
unsigned int &hour,
unsigned int &min,
unsigned int &sec)
{
if(strlen(src) < 14 )
{
return 0;
}
int offset=DecodeDateString(src,year,month,day);
if(offset == 0 )
{
return 0;
}
return DecodeTimeString(src+offset,hour,min,sec);
}
/*
Returns an error if there was something wrong with the optional item or it couldn't
be handled.
*/
static QCBORError GetNext_TaggedItem(QCBORDecodeContext *me, QCBORItem *pDecodedItem, QCBORTagListOut *pTags)
{
// Stack usage: int/ptr: 3 -- 24
QCBORError nReturn;
uint64_t uTagBits = 0;
if(pTags) {
pTags->uNumUsed = 0;
}
for(;;) {
nReturn = GetNext_FullItem(me, pDecodedItem);
if(nReturn) {
goto Done; // Error out of the loop
}
if(pDecodedItem->uDataType != QCBOR_TYPE_OPTTAG) {
// Successful exit from loop; maybe got some tags, maybe not
pDecodedItem->uTagBits = uTagBits;
break;
}
uint8_t uTagBitIndex;
// Tag was mapped, tag was not mapped, error with tag list
switch(TagMapper_Lookup(me->pCallerConfiguredTagList, pDecodedItem->val.uTagV, &uTagBitIndex)) {
case QCBOR_SUCCESS:
// Successfully mapped the tag
uTagBits |= 0x01ULL << uTagBitIndex;
break;
case QCBOR_ERR_BAD_OPT_TAG:
// Tag is not recognized. Do nothing
break;
default:
// Error Condition
goto Done;
}
if(pTags) {
// Caller wants all tags recorded in the provided buffer
if(pTags->uNumUsed >= pTags->uNumAllocated) {
nReturn = QCBOR_ERR_TOO_MANY_TAGS;
goto Done;
}
pTags->puTags[pTags->uNumUsed] = pDecodedItem->val.uTagV;
pTags->uNumUsed++;
}
}
switch(pDecodedItem->uTagBits & TAG_MAPPER_FIRST_FOUR) {
case 0:
// No tags at all or none we know about. Nothing to do.
// This is part of the pass-through path of this function
// that will mostly be taken when decoding any item.
break;
case QCBOR_TAGFLAG_DATE_STRING:
nReturn = DecodeDateString(pDecodedItem);
break;
case QCBOR_TAGFLAG_DATE_EPOCH:
nReturn = DecodeDateEpoch(pDecodedItem);
break;
case QCBOR_TAGFLAG_POS_BIGNUM:
case QCBOR_TAGFLAG_NEG_BIGNUM:
nReturn = DecodeBigNum(pDecodedItem);
break;
default:
// Encountering some mixed up CBOR like something that
// is tagged as both a string and integer date.
nReturn = QCBOR_ERR_BAD_OPT_TAG;
}
Done:
return nReturn;
}
