static gboolean
append_entryid_section (GByteArray *entryid, const char **permanenturl)
{
const char *p;
char buf[44], byte;
int endlen;
p = *permanenturl;
if (strspn (p, "0123456789abcdefABCDEF") != 32)
return FALSE;
if (p[32] != '-')
return FALSE;
endlen = strspn (p + 33, "0123456789abcdefABCDEF");
if (endlen > 6)
return FALSE;
/* Expand to the full form by replacing the "-" with "0"s */
memcpy (buf, p, 32);
memset (buf + 32, '0', sizeof (buf) - 32 - endlen);
memcpy (buf + sizeof (buf) - endlen, p + 33, endlen);
p = buf;
while (p < buf + sizeof (buf)) {
byte = (HEXVAL (*p) << 4) + HEXVAL (*(p + 1));
g_byte_array_append (entryid, &byte, 1);
p += 2;
}
*permanenturl += 33 + endlen;
return TRUE;
}
/**
* e2k_uri_decode:
* @part: a piece of a URI
*
* Undoes URI-escaping in @part in-place.
**/
void
e2k_uri_decode (char *part)
{
guchar *s, *d;
s = d = (guchar *)part;
while (*s) {
if (*s == '%') {
if (isxdigit (s[1]) && isxdigit (s[2])) {
*d++ = HEXVAL (s[1]) * 16 + HEXVAL (s[2]);
s += 3;
} else
*d++ = *s++;
} else
*d++ = *s++;
}
*d = '\0';
}
void CLasNmeaSource::StoreNmeaString(const TDesC8& aData)
{
TInt length = aData.Length();
for (TInt index = 0; index < length; index++)
{
TUint ch = aData[index];
//<<TODO>> Still need to handle the escape char "^"
switch(iNmeaReadState)
{
case ENmeaWantStart:
{
if (ch == '$' || ch == '!')
{
iNmeaReadState = ENmeaWantTerminator;
iNmeaSentence.SetLength(0);
iNmeaCheckSum = 0;
iNmeaNumFields = 0;
iNmeaFieldStart = 0;
iNmeaFieldLength = 0;
}
break;
}
case ENmeaWantTerminator:
{
AppendNmeaFieldChar(ch);
if (ch == '*') // Got the sentence terminator
{
iNmeaReadState = ENmeaWantCheck1;
}
else
{
iNmeaCheckSum ^= ch;
}
break;
}
case ENmeaWantCheck1:
{
iNmeaCheckValue = HEXVAL(ch) << 4;
iNmeaReadState = ENmeaWantCheck2;
break;
}
case ENmeaWantCheck2:
{
iNmeaCheckValue += HEXVAL(ch);
iNmeaReadState = ENmeaWantStart;
LASLOG2("CLasNmeaSource::StoreNmeaString - CheckSum: %d", iNmeaCheckSum);
LASLOG2("CLasNmeaSource::StoreNmeaString - CheckVal: %d", iNmeaCheckValue);
LASLOGDES(iNmeaSentence);
if (iNmeaCheckSum == iNmeaCheckValue)
{
if (iMonitoring)
{
iObserver->HandleNmeaSentence(iNmeaFields, iNmeaNumFields);
}
}
else
{
LASLOG("***WARNING - BAD CHECKSUM***");
}
break;
}
}
}
}
