void tlsio_schannel_dowork(CONCRETE_IO_HANDLE tls_io)
{
if (tls_io != NULL)
{
TLS_IO_INSTANCE* tls_io_instance = (TLS_IO_INSTANCE*)tls_io;
xio_dowork(tls_io_instance->socket_io);
}
}
static int on_io_recv(WOLFSSL *ssl, char *buf, int sz, void *context)
{
int result;
TLS_IO_INSTANCE* tls_io_instance = (TLS_IO_INSTANCE*)context;
unsigned char* new_socket_io_read_bytes;
while (tls_io_instance->socket_io_read_byte_count == 0)
{
xio_dowork(tls_io_instance->socket_io);
if (tls_io_instance->tlsio_state != TLSIO_STATE_IN_HANDSHAKE)
{
break;
}
}
result = tls_io_instance->socket_io_read_byte_count;
if (result > sz)
{
result = sz;
}
if (result > 0)
{
(void)memcpy(buf, tls_io_instance->socket_io_read_bytes, result);
(void)memmove(tls_io_instance->socket_io_read_bytes, tls_io_instance->socket_io_read_bytes + result, tls_io_instance->socket_io_read_byte_count - result);
tls_io_instance->socket_io_read_byte_count -= result;
if (tls_io_instance->socket_io_read_byte_count > 0)
{
new_socket_io_read_bytes = (unsigned char*)realloc(tls_io_instance->socket_io_read_bytes, tls_io_instance->socket_io_read_byte_count);
if (new_socket_io_read_bytes != NULL)
{
tls_io_instance->socket_io_read_bytes = new_socket_io_read_bytes;
}
}
else
{
free(tls_io_instance->socket_io_read_bytes);
tls_io_instance->socket_io_read_bytes = NULL;
}
}
if ((result == 0) && (tls_io_instance->tlsio_state == TLSIO_STATE_OPEN))
{
result = WOLFSSL_CBIO_ERR_WANT_READ;
}
else if ((result == 0) && tls_io_instance->tlsio_state == TLSIO_STATE_CLOSING)
{
result = WOLFSSL_CBIO_ERR_CONN_CLOSE;
}
return result;
}
void headerdetectio_dowork(CONCRETE_IO_HANDLE header_detect_io)
{
if (header_detect_io != NULL)
{
HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)header_detect_io;
if ((header_detect_io_instance->io_state != IO_STATE_NOT_OPEN) &&
(header_detect_io_instance->io_state != IO_STATE_ERROR))
{
xio_dowork(header_detect_io_instance->underlying_io);
}
}
}
void tlsio_wolfssl_dowork(CONCRETE_IO_HANDLE tls_io)
{
if (tls_io != NULL)
{
TLS_IO_INSTANCE* tls_io_instance = (TLS_IO_INSTANCE*)tls_io;
if ((tls_io_instance->tlsio_state != TLSIO_STATE_NOT_OPEN) &&
(tls_io_instance->tlsio_state != TLSIO_STATE_ERROR))
{
decode_ssl_received_bytes(tls_io_instance);
xio_dowork(tls_io_instance->socket_io);
}
}
}
void saslclientio_dowork(CONCRETE_IO_HANDLE sasl_client_io)
{
/* Codes_SRS_SASLCLIENTIO_01_026: [If the sasl_client_io argument is NULL, saslclientio_dowork shall do nothing.] */
if (sasl_client_io != NULL)
{
SASL_CLIENT_IO_INSTANCE* sasl_client_io_instance = (SASL_CLIENT_IO_INSTANCE*)sasl_client_io;
/* Codes_SRS_SASLCLIENTIO_01_025: [saslclientio_dowork shall call the xio_dowork on the underlying_io passed in saslclientio_create.] */
if (sasl_client_io_instance->io_state != IO_STATE_NOT_OPEN)
{
/* Codes_SRS_SASLCLIENTIO_01_025: [saslclientio_dowork shall call the xio_dowork on the underlying_io passed in saslclientio_create.] */
xio_dowork(sasl_client_io_instance->underlying_io);
}
}
}
