On Monday, August 28, 2017 at 10:05:43 PM UTC-4, [email protected] wrote:
>
> Dear All,
>
> I am trying to store the PK and signature to sqlite database. I first
> encoded the keys as:
>
> pk[node].BEREncode(CryptoPP::StringSink(pkstring).Ref());
>
>
> and then store them in the database. But as the PK and signature have
> special characteres, they are not stored correctly into the database. what
> I used for storing is:
>
> *char* * PK = (*char**) *malloc* (BC.trans[l].PK.length()+1);
>
> std::*strcpy*(PK,BC.trans[l].PK.c_str());
>
> *char* *zSQL = *sqlite3_mprintf*("INSERT INTO BC (PK VALUES ('%q');",
> PK);
>
> rc = *sqlite3_exec*(db, zSQL, callback, (*void**)data, &zErrMsg);
>
> free(PK);
>
Use a BLOB, not a string type.
Or, {Hex|Base32|Base64}-encode the key. Also see
* https://www.cryptopp.com/wiki/HexEncoder
* https://www.cryptopp.com/wiki/Base32Encoder
* https://www.cryptopp.com/wiki/Base64Encoder
Jeff
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