// Write the concatonated header and configuration data to the Flash config sector
private void WriteConfig(string configName, byte[] data, bool staticSize, bool updateConfigSector)
{
_DBG.Engine engine = m_device.DbgEngine;
if (!m_init)
{
InitializeConfigData();
}
// updating the config
if (m_cfgHash.ContainsKey(configName))
{
ConfigIndexData cid = (ConfigIndexData)m_cfgHash[configName];
// If old and new data are different sizes
if (cid.Size != data.Length)
{
// If data comes from a well defined structure, its size cannot vary
if (staticSize)
{
throw new MFInvalidConfigurationDataException();
}
uint newNextIndex, oldNextIndex;
byte[] temp;
int diff = 0;
// Figure out where any following configuration data will start
newNextIndex = (uint)(cid.Index + data.Length);
while (0 != (newNextIndex % 4))
{
newNextIndex++; // Force a 4 byte boundary
}
// Figure out where any following configuration data previously started
oldNextIndex = (uint)(cid.Index + cid.Size);
while (0 != (oldNextIndex % 4))
{
oldNextIndex++; // Force a 4 byte boundary
}
diff = (int)newNextIndex - (int)oldNextIndex; // Find the adjusted difference in size between old and new config data
temp = new byte[m_lastCfgIndex + diff]; // Create a new byte array to contain all the configuration data
Array.Copy(m_all_cfg_data, temp, cid.Index); // Copy all preceding data to new array
Array.Copy(data, 0, temp, cid.Index, data.Length); // Copy new configuration to new array
if (oldNextIndex < m_lastCfgIndex) // Copy all following data (if it exists) to new array
{
Array.Copy(m_all_cfg_data, oldNextIndex, temp, newNextIndex, (m_all_cfg_data.Length - oldNextIndex));
}
// Update the local copy of the configuration list
m_all_cfg_data = temp;
m_lastCfgIndex += diff;
}
else
{
// Copy the new configuration data on top of the old
Array.Copy(data, 0, m_all_cfg_data, cid.Index, data.Length);
}
}
else // adding a new configuration to the end of the current list
{
uint newLastIndex;
if (m_lastCfgIndex == -1)
{
throw new MFConfigurationSectorOutOfMemoryException();
}
// Find the new size of the whole configuration list
newLastIndex = (uint)(m_lastCfgIndex + data.Length);
while (0 != (newLastIndex % 4))
{
newLastIndex++; // Force a 4 byte boundary
}
byte[] temp = new byte[m_lastCfgIndex >= m_all_cfg_data.Length ? m_lastCfgIndex + data.Length : m_all_cfg_data.Length];
Array.Copy(m_all_cfg_data, 0, temp, 0, m_all_cfg_data.Length);
Array.Copy(data, 0, temp, m_lastCfgIndex, data.Length);
// Update the local copy of the configuration list
m_all_cfg_data = temp;
m_lastCfgIndex = (int)newLastIndex;
}
if (!updateConfigSector)
{
return;
}
// Rewrite entire configuration list to Flash
if (!engine.EraseMemory(m_cfg_sector.m_address, (uint)m_all_cfg_data.Length))
{
throw new MFConfigSectorEraseFailureException();
}
if (!engine.WriteMemory(m_cfg_sector.m_address, m_all_cfg_data))
{
throw new MFConfigSectorWriteFailureException();
}
// Rebuild hash table
m_cfgHash.Clear();
uint hal_config_block_size = 0;
unsafe
{
hal_config_block_size = (uint)sizeof(HAL_CONFIG_BLOCK);
}
int index = (int)m_StaticConfig.ConfigurationLength;
byte[] headerData = new byte[hal_config_block_size];
HAL_CONFIG_BLOCK cfg_header;
while (index < m_lastCfgIndex)
{
// Read in next configuration header
Array.Copy(m_all_cfg_data, index, headerData, 0, hal_config_block_size);
cfg_header = (HAL_CONFIG_BLOCK)UnmarshalData(headerData, typeof(HAL_CONFIG_BLOCK));
m_cfgHash[cfg_header.DriverNameString] = new ConfigIndexData(index, (int)(cfg_header.Size + hal_config_block_size));
// Index of next configuration header must lie on a 4 byte boundary
index += (int)(cfg_header.Size + hal_config_block_size);
while (0 != (index % 4))
{
index++; // Force a 4 byte boundary
}
}
// we need to perform signature check regardless of key update, in order for the device to write from ram buffer to flash
if (!engine.CheckSignature(new byte[TINYBOOTER_KEY_CONFIG.c_KeySignatureLength], 0))
{
if (engine.ConnectionSource == Microsoft.SPOT.Debugger.ConnectionSource.TinyBooter)
{
throw new MFConfigSectorWriteFailureException();
}
}
if (engine.ConnectionSource == Microsoft.SPOT.Debugger.ConnectionSource.TinyBooter && m_fRestartClr)
{
engine.ExecuteMemory(c_EnumerateAndLaunchAddr);
}
}
/// <summary>
/// Attempts to deploy an SREC (.hex) file to the connected .Net Micro Framework device. The
/// signatureFile is used to validate the image once it has been deployed to the device. If
/// the signature does not match the image is erased.
/// </summary>
/// <param name="filePath">Full path to the SREC (.hex) file</param>
/// <param name="signatureFile">Full path to the signature file (.sig) for the SREC file identified by the filePath parameter</param>
/// <param name="entrypoint">Out parameter that is set to the entry point address for the given SREC file</param>
/// <returns>Returns false if the deployment fails, true otherwise
/// Possible exceptions: MFFileNotFoundException, MFDeviceNoResponseException, MFUserExitException
/// </returns>
public bool Deploy(string filePath, string signatureFile, ref uint entryPoint)
{
entryPoint = 0;
if (!File.Exists(filePath))
{
throw new FileNotFoundException(filePath);
}
if (m_eng == null)
{
throw new MFDeviceNoResponseException();
}
// make sure we know who we are talking to
m_eng.TryToConnect(1, 100, true, _DBG.ConnectionSource.Unknown);
bool sigExists = File.Exists(signatureFile);
FileInfo fi = new FileInfo(filePath);
ArrayList blocks = new ArrayList();
entryPoint = _DBG.SRecordFile.Parse(filePath, blocks, sigExists? signatureFile: null);
if (blocks.Count > 0)
{
long total = 0;
long value = 0;
for (int i = 0; i < blocks.Count; i++)
{
total += (blocks[i] as _DBG.SRecordFile.Block).data.Length;
}
PrepareForDeploy(blocks);
foreach (_DBG.SRecordFile.Block block in blocks)
{
long len = block.data.Length;
uint addr = block.address;
if (EventCancel.WaitOne(0, false))
{
throw new MFUserExitException();
}
block.data.Seek(0, SeekOrigin.Begin);
if (OnProgress != null)
{
OnProgress(0, total, string.Format(Properties.Resources.StatusEraseSector, block.address));
}
// the clr requires erase before writing
if (!m_eng.EraseMemory(block.address, (uint)len))
{
return(false);
}
while (len > 0)
{
if (EventCancel.WaitOne(0, false))
{
throw new MFUserExitException();
}
int buflen = len > 1024? 1024: (int)len;
byte[] data = new byte[buflen];
if (block.data.Read(data, 0, buflen) <= 0)
{
return(false);
}
if (!m_eng.WriteMemory(addr, data))
{
return(false);
}
value += buflen;
addr += (uint)buflen;
len -= buflen;
if (OnProgress != null)
{
OnProgress(value, total, string.Format(Properties.Resources.StatusFlashing, fi.Name));
}
}
if (_DBG.ConnectionSource.TinyCLR != m_eng.ConnectionSource)
{
byte[] emptySig = new byte[128];
if (OnProgress != null)
{
OnProgress(value, total, Properties.Resources.StatusCheckingSignature);
}
if (!m_eng.CheckSignature(((block.signature == null || block.signature.Length == 0)? emptySig: block.signature), 0))
{
throw new MFSignatureFailureException(signatureFile);
}
}
}
}
return(true);
}
private void UploadWithTinyBooter()
{
m_eng.OnNoise -= new _DBG.NoiseEventHandler(OnNoise);
foreach (_DBG.SRecordFile.Block bl in m_blocks)
{
long offset = 0;
uint location = bl.address;
byte[] buf = bl.data.ToArray();
long count = bl.data.Length;
OnProgress(bl, (int)offset, false);
byte[] chunk = new byte[4096];
while (count != 0)
{
long length = System.Math.Min(4096, count);
if (length != 4096)
{
chunk = new byte[length];
}
Array.Copy(buf, offset, chunk, 0, length);
if (!m_eng.WriteMemory(location, chunk))
{
return;
}
location += (uint)length;
offset += length;
count -= length;
OnProgress(bl, (int)offset, false);
}
if (!m_eng.CheckSignature(bl.signature, 0))
{
this.NewText("Check Signature failed!");
return;
}
OnProgress(bl, (int)count, true);
}
uint address = uint.MaxValue;
foreach (_DBG.SRecordFile.Block bl in m_blocks)
{
if (bl.executable)
{
address = bl.address;
}
}
if (address != uint.MaxValue)
{
m_eng.ExecuteMemory(address);
}
m_eng.OnNoise += new _DBG.NoiseEventHandler(OnNoise);
if (m_fDisconnect)
{
this.Invoke(new Callback_Bool(this.StartOrStop), new object[] { false });
}
}