std::string LSBSoundCoder::GetMessageText( size_t _length )
{
// Binary message
BinaryString message;
size_t bitsInMessage = _length * bitsInChar;
// Read message
for (size_t bitsRead = 0; bitsRead < bitsInMessage; ++bitsRead )
{
// Add new char to message to write bits in
if (bitsRead % bitsInChar == 0)
message.push_back( CharBitset() );
// Bit
bool bit;
// If no space left to read bits - break
if ( !GetBit(&bit) )
{
assert(0&&"Can not get bit in GetMessageText()");
break;
}
// Save bit
message.back()[bitsRead % bitsInChar] = bit;
}
// Result string
std::string str;
// Convert from binary to char
for (size_t i = 0; i < message.size(); ++i)
str += static_cast<char>( message[i].to_ulong() );
return str;
}
void Database::Statement::bind(int parameter, const BinaryString &value)
{
if(!parameter) return;
if(sqlite3_bind_blob(mStmt, parameter, value.data(), value.size(), SQLITE_TRANSIENT) != SQLITE_OK)
throw DatabaseException(mDb, String("Unable to bind parameter ") + String::number(parameter));
}