unsigned int BIO::doWrite(const data_chunk& data_to_write, int offset) const
{
int written = 0;
int num2wr = data_to_write.size() - offset;
assert(num2wr > 0);
DBG << "Writing " << num2wr << "B - " << Utils::DataToString(data_to_write)
<< std::endl;
if (num2wr == 0) {
return 0;
}
for (;;) {
written = BIO_write(itsBIO, &data_to_write.at(offset), num2wr);
if (written <= 0) {
if (this->ShouldRetry()) {
std::string s("Recoverable error when writing to BIO");
if ((errno == EAGAIN) || (errno == EWOULDBLOCK)) {
throw RecoverableException(s);
}
}
std::string s("Fatal error when writing to BIO; ");
s += Utils::getLastErrorSSL();
throw RemoteDiedException(s);
}
break;
}
DBG << "Written " << written << "B" << std::endl;
return written;
}
/*-------------------------------------------------------------Routine::raise-+
| DO NOT USE for SIG_SYNTAX! (use: m_erh << ECE__ERROR) |
+----------------------------------------------------------------------------*/
void Routine::raise(Signaled sig) {
if ((m_signals & sig) && (!(m_signals & SIG_DISABLED))) {
throw RecoverableException(sig, true);
}else if (m_callons & sig) {
m_raisedConds |= sig; // wait 'til end of clause
}
}
data_chunk BIO::doRead() const
{
data_chunk tempData(itsChunkSize);
DBG << "BIO read will be attempted" << std::endl;
int rxedNumber = -1;
while (rxedNumber < 0) {
rxedNumber = BIO_read(itsBIO, &tempData.at(0), itsChunkSize);
if (rxedNumber <= 0) {
NFO << "BIO read interrupted" << std::endl;
if (this->ShouldRetry()) {
std::string s("Recoverable error when reading from BIO");
if ((errno == EAGAIN) || (errno == EWOULDBLOCK)) {
throw RecoverableException(s);
}
} else {
std::string s("Fatal error when reading from BIO; ");
s += Utils::getLastErrorSSL();
throw RemoteDiedException(s);
}
} else {
tempData.resize(rxedNumber);
DBG << "Data read from BIO" << Utils::DataToString(tempData)
<< std::endl;
}
}
return tempData;
}
Handle *
VectorValue::elementAt( int i)
{
MCAssertValidInstance();
if (i < static_cast<int>( m_values.size()))
return m_values[i];
else
//FIXME: create proper hierarchy of exceptions
throw RecoverableException( "index out of bounds",
__FILE__, __LINE__);
}
/*------------------------------------------------Routines::raisePendingConds-+
| |
+----------------------------------------------------------------------------*/
void Routines::raisePendingConds()
{
Signaled sig;
if (m_pendingConds & SIG_ERROR) {
sig = SIG_ERROR;
}else if (m_pendingConds & SIG_FAILURE) {
sig = SIG_FAILURE;
}else if (m_pendingConds & SIG_HALT) {
sig = SIG_HALT;
}else if (m_pendingConds & SIG_NOTREADY) {
sig = SIG_NOTREADY;
}else {
return;
}
m_pendingConds &= ~sig;
throw RecoverableException(sig, false);
}