private void SendMailCallback(IAsyncResult result)
{
try
{
_writer = SmtpTransport.EndSendMail(result);
// If some recipients failed but not others, send the e-mail anyway, but then return the
// "Non-fatal" exception reporting the failures. The sync code path does it this way.
// Fatal exceptions would have thrown above at transport.EndSendMail(...)
SendMailAsyncResult sendResult = (SendMailAsyncResult)result;
// Save these and throw them later in SendMessageCallback, after the message has sent.
_failedRecipientException = sendResult.GetFailedRecipientException();
}
catch (Exception e)
{
Complete(e, result.AsyncState !);
return;
}
try
{
if (_cancelled)
{
Complete(null, result.AsyncState !);
}
else
{
_message !.BeginSend(_writer, DeliveryMethod != SmtpDeliveryMethod.Network,
IsUnicodeSupported(), new AsyncCallback(SendMessageCallback), result.AsyncState !);
}
}
catch (Exception e)
{
Complete(e, result.AsyncState !);
}
}
internal SmtpConnection(SmtpTransport parent, SmtpClient client, ICredentialsByHost credentials, ISmtpAuthenticationModule[] authenticationModules)
{
this.client = client;
this.credentials = credentials;
this.authenticationModules = authenticationModules;
this.parent = parent;
this.onCloseHandler = new EventHandler(this.OnClose);
}
internal SmtpConnection(SmtpTransport parent, SmtpClient client, ICredentialsByHost credentials, ISmtpAuthenticationModule[] authenticationModules)
{
this.client = client;
this.credentials = credentials;
this.authenticationModules = authenticationModules;
this.parent = parent;
this.onCloseHandler = new EventHandler(this.OnClose);
}
internal SmtpConnection(SmtpTransport parent, SmtpClient client, ICredentialsByHost credentials, ISmtpAuthenticationModule[] authenticationModules)
{
_client = client;
_credentials = credentials;
_authenticationModules = authenticationModules;
_parent = parent;
_tcpClient = new TcpClient();
_onCloseHandler = new EventHandler(OnClose);
}
internal SmtpConnection(SmtpTransport parent, SmtpClient client, ICredentialsByHost credentials, ISmtpAuthenticationModule[] authenticationModules)
{
_client = client;
_credentials = credentials;
_authenticationModules = authenticationModules;
_parent = parent;
_tcpClient = new TcpClient();
_onCloseHandler = new EventHandler(OnClose);
}
private void ConnectCallback(IAsyncResult result)
{
try
{
SmtpTransport.EndGetConnection(result);
if (_cancelled)
{
Complete(null, result.AsyncState !);
}
else
{
SendMailAsync(result.AsyncState !);
}
}
catch (Exception e)
{
Complete(e, result.AsyncState !);
}
}
private void ConnectCallback(IAsyncResult result)
{
try
{
SmtpTransport.EndGetConnection(result);
if (_cancelled)
{
Complete(null, result);
}
else
{
// Detected during Begin/EndGetConnection, restrictable using DeliveryFormat
bool allowUnicode = IsUnicodeSupported();
ValidateUnicodeRequirement(_message !, _recipients !, allowUnicode);
_transport.BeginSendMail(_message !.Sender ?? _message.From !, _recipients !,
_message.BuildDeliveryStatusNotificationString(), allowUnicode,
new AsyncCallback(SendMailCallback), result.AsyncState !);
}
}
catch (Exception e)
{
Complete(e, result);
}
}
private void Initialize()
{
if ((this.port == defaultPort) || (this.port == 0))
{
new SmtpPermission(SmtpAccess.Connect).Demand();
}
else
{
new SmtpPermission(SmtpAccess.ConnectToUnrestrictedPort).Demand();
}
this.transport = new SmtpTransport(this);
if (Logging.On)
{
Logging.Associate(Logging.Web, this, this.transport);
}
this.onSendCompletedDelegate = new SendOrPostCallback(this.SendCompletedWaitCallback);
if (MailConfiguration.Smtp != null)
{
if (MailConfiguration.Smtp.Network != null)
{
if ((this.host == null) || (this.host.Length == 0))
{
this.host = MailConfiguration.Smtp.Network.Host;
}
if (this.port == 0)
{
this.port = MailConfiguration.Smtp.Network.Port;
}
this.transport.Credentials = MailConfiguration.Smtp.Network.Credential;
this.transport.EnableSsl = MailConfiguration.Smtp.Network.EnableSsl;
if (MailConfiguration.Smtp.Network.TargetName != null)
{
this.targetName = MailConfiguration.Smtp.Network.TargetName;
}
this.clientDomain = MailConfiguration.Smtp.Network.ClientDomain;
}
this.deliveryMethod = MailConfiguration.Smtp.DeliveryMethod;
if (MailConfiguration.Smtp.SpecifiedPickupDirectory != null)
{
this.pickupDirectoryLocation = MailConfiguration.Smtp.SpecifiedPickupDirectory.PickupDirectoryLocation;
}
}
if ((this.host != null) && (this.host.Length != 0))
{
this.host = this.host.Trim();
}
if (this.port == 0)
{
this.port = defaultPort;
}
if (this.targetName == null)
{
this.targetName = "SMTPSVC/" + this.host;
}
if (this.clientDomain == null)
{
string hostName = IPGlobalProperties.InternalGetIPGlobalProperties().HostName;
StringBuilder builder = new StringBuilder();
for (int i = 0; i < hostName.Length; i++)
{
char ch = hostName[i];
if (ch <= '\x007f')
{
builder.Append(ch);
}
}
if (builder.Length > 0)
{
this.clientDomain = builder.ToString();
}
else
{
this.clientDomain = "LocalHost";
}
}
}
private void Initialize()
{
if (_port == DefaultPort || _port == 0)
{
new SmtpPermission(SmtpAccess.Connect).Demand();
}
else
{
new SmtpPermission(SmtpAccess.ConnectToUnrestrictedPort).Demand();
}
_transport = new SmtpTransport(this);
if (MailEventSource.Log.IsEnabled()) MailEventSource.Log.Associate(this, _transport);
_onSendCompletedDelegate = new SendOrPostCallback(SendCompletedWaitCallback);
if (_host != null && _host.Length != 0)
{
_host = _host.Trim();
}
if (_port == 0)
{
_port = DefaultPort;
}
if (_targetName == null)
_targetName = "SMTPSVC/" + _host;
if (clientDomain == null)
{
// We use the local host name as the default client domain
// for the client's EHLO or HELO message. This limits the
// information about the host that we share. Additionally, the
// FQDN is not available to us or useful to the server (internal
// machine connecting to public server).
// SMTP RFC's require ASCII only host names in the HELO/EHLO message.
string clientDomainRaw = IPGlobalProperties.GetIPGlobalProperties().HostName;
IdnMapping mapping = new IdnMapping();
try
{
clientDomainRaw = mapping.GetAscii(clientDomainRaw);
}
catch (ArgumentException) { }
// For some inputs GetAscii may fail (bad Unicode, etc). If that happens
// we must strip out any non-ASCII characters.
// If we end up with no characters left, we use the string "LocalHost". This
// matches Outlook behavior.
StringBuilder sb = new StringBuilder();
char ch;
for (int i = 0; i < clientDomainRaw.Length; i++)
{
ch = clientDomainRaw[i];
if ((ushort)ch <= 0x7F)
sb.Append(ch);
}
if (sb.Length > 0)
clientDomain = sb.ToString();
else
clientDomain = "LocalHost";
}
}
private void Initialize()
{
_transport = new SmtpTransport(this);
if (NetEventSource.Log.IsEnabled())
{
NetEventSource.Associate(this, _transport);
}
_onSendCompletedDelegate = new SendOrPostCallback(SendCompletedWaitCallback);
if (_host != null && _host.Length != 0)
{
_host = _host.Trim();
}
if (_port == 0)
{
_port = DefaultPort;
}
if (_targetName == null)
{
_targetName = "SMTPSVC/" + _host;
}
if (_clientDomain == null)
{
// We use the local host name as the default client domain
// for the client's EHLO or HELO message. This limits the
// information about the host that we share. Additionally, the
// FQDN is not available to us or useful to the server (internal
// machine connecting to public server).
// SMTP RFC's require ASCII only host names in the HELO/EHLO message.
string clientDomainRaw = IPGlobalProperties.GetIPGlobalProperties().HostName;
IdnMapping mapping = new IdnMapping();
try
{
clientDomainRaw = mapping.GetAscii(clientDomainRaw);
}
catch (ArgumentException) { }
// For some inputs GetAscii may fail (bad Unicode, etc). If that happens
// we must strip out any non-ASCII characters.
// If we end up with no characters left, we use the string "LocalHost". This
// matches Outlook behavior.
StringBuilder sb = new StringBuilder();
char ch;
for (int i = 0; i < clientDomainRaw.Length; i++)
{
ch = clientDomainRaw[i];
if ((ushort)ch <= 0x7F)
{
sb.Append(ch);
}
}
if (sb.Length > 0)
{
_clientDomain = sb.ToString();
}
else
{
_clientDomain = "LocalHost";
}
}
}
void Initialize() {
if (port == defaultPort || port == 0) {
new SmtpPermission(SmtpAccess.Connect).Demand();
}
else {
new SmtpPermission(SmtpAccess.ConnectToUnrestrictedPort).Demand();
}
transport = new SmtpTransport(this);
if (Logging.On) Logging.Associate(Logging.Web, this, transport);
onSendCompletedDelegate = new SendOrPostCallback(SendCompletedWaitCallback);
if (MailConfiguration.Smtp != null)
{
if (MailConfiguration.Smtp.Network != null)
{
if (host == null || host.Length == 0) {
host = MailConfiguration.Smtp.Network.Host;
}
if (port == 0) {
port = MailConfiguration.Smtp.Network.Port;
}
transport.Credentials = MailConfiguration.Smtp.Network.Credential;
transport.EnableSsl = MailConfiguration.Smtp.Network.EnableSsl;
if (MailConfiguration.Smtp.Network.TargetName != null)
targetName = MailConfiguration.Smtp.Network.TargetName;
// If the config file contains a domain to be used for the
// domain element in the client's EHLO or HELO message,
// use it.
//
// We do not validate whether the domain specified is valid.
// It is up to the administrators or user to use the right
// value for their scenario.
//
// Note: per section 4.1.4 of RFC2821, the domain element of
// the HELO/EHLO should be used for logging purposes. An
// SMTP server should not decide to route an email based on
// this value.
clientDomain = MailConfiguration.Smtp.Network.ClientDomain;
}
deliveryFormat = MailConfiguration.Smtp.DeliveryFormat;
deliveryMethod = MailConfiguration.Smtp.DeliveryMethod;
if (MailConfiguration.Smtp.SpecifiedPickupDirectory != null)
pickupDirectoryLocation = MailConfiguration.Smtp.SpecifiedPickupDirectory.PickupDirectoryLocation;
}
if (host != null && host.Length != 0) {
host = host.Trim();
}
if (port == 0) {
port = defaultPort;
}
if (this.targetName == null)
targetName = "SMTPSVC/" + host;
if (clientDomain == null) {
// We use the local host name as the default client domain
// for the client's EHLO or HELO message. This limits the
// information about the host that we share. Additionally, the
// FQDN is not available to us or useful to the server (internal
// machine connecting to public server).
// SMTP RFC's require ASCII only host names in the HELO/EHLO message.
string clientDomainRaw = IPGlobalProperties.InternalGetIPGlobalProperties().HostName;
IdnMapping mapping = new IdnMapping();
try
{
clientDomainRaw = mapping.GetAscii(clientDomainRaw);
}
catch (ArgumentException) { }
// For some inputs GetAscii may fail (bad Unicode, etc). If that happens
// we must strip out any non-ASCII characters.
// If we end up with no characters left, we use the string "LocalHost". This
// matches Outlook behavior.
StringBuilder sb = new StringBuilder();
char ch;
for (int i = 0; i < clientDomainRaw.Length; i++) {
ch = clientDomainRaw[i];
if ((ushort)ch <= 0x7F)
sb.Append(ch);
}
if (sb.Length > 0)
clientDomain = sb.ToString();
else
clientDomain = "LocalHost";
}
}
void Initialize()
{
if (port == defaultPort || port == 0)
{
new SmtpPermission(SmtpAccess.Connect).Demand();
}
else
{
new SmtpPermission(SmtpAccess.ConnectToUnrestrictedPort).Demand();
}
transport = new SmtpTransport(this);
if (Logging.On)
{
Logging.Associate(Logging.Web, this, transport);
}
onSendCompletedDelegate = new SendOrPostCallback(SendCompletedWaitCallback);
if (MailConfiguration.Smtp != null)
{
if (MailConfiguration.Smtp.Network != null)
{
if (host == null || host.Length == 0)
{
host = MailConfiguration.Smtp.Network.Host;
}
if (port == 0)
{
port = MailConfiguration.Smtp.Network.Port;
}
transport.Credentials = MailConfiguration.Smtp.Network.Credential;
transport.EnableSsl = MailConfiguration.Smtp.Network.EnableSsl;
if (MailConfiguration.Smtp.Network.TargetName != null)
{
targetName = MailConfiguration.Smtp.Network.TargetName;
}
// If the config file contains a domain to be used for the
// domain element in the client's EHLO or HELO message,
// use it.
//
// We do not validate whether the domain specified is valid.
// It is up to the administrators or user to use the right
// value for their scenario.
//
// Note: per section 4.1.4 of RFC2821, the domain element of
// the HELO/EHLO should be used for logging purposes. An
// SMTP server should not decide to route an email based on
// this value.
clientDomain = MailConfiguration.Smtp.Network.ClientDomain;
}
deliveryFormat = MailConfiguration.Smtp.DeliveryFormat;
deliveryMethod = MailConfiguration.Smtp.DeliveryMethod;
if (MailConfiguration.Smtp.SpecifiedPickupDirectory != null)
{
pickupDirectoryLocation = MailConfiguration.Smtp.SpecifiedPickupDirectory.PickupDirectoryLocation;
}
}
if (host != null && host.Length != 0)
{
host = host.Trim();
}
if (port == 0)
{
port = defaultPort;
}
if (this.targetName == null)
{
targetName = "SMTPSVC/" + host;
}
if (clientDomain == null)
{
// We use the local host name as the default client domain
// for the client's EHLO or HELO message. This limits the
// information about the host that we share. Additionally, the
// FQDN is not available to us or useful to the server (internal
// machine connecting to public server).
// SMTP RFC's require ASCII only host names in the HELO/EHLO message.
string clientDomainRaw = IPGlobalProperties.InternalGetIPGlobalProperties().HostName;
IdnMapping mapping = new IdnMapping();
try
{
clientDomainRaw = mapping.GetAscii(clientDomainRaw);
}
catch (ArgumentException) { }
// For some inputs GetAscii may fail (bad Unicode, etc). If that happens
// we must strip out any non-ASCII characters.
// If we end up with no characters left, we use the string "LocalHost". This
// matches Outlook behavior.
StringBuilder sb = new StringBuilder();
char ch;
for (int i = 0; i < clientDomainRaw.Length; i++)
{
ch = clientDomainRaw[i];
if ((ushort)ch <= 0x7F)
{
sb.Append(ch);
}
}
if (sb.Length > 0)
{
clientDomain = sb.ToString();
}
else
{
clientDomain = "LocalHost";
}
}
}
private void Initialize()
{
if (this.port == SmtpClient.defaultPort || this.port == 0)
new SmtpPermission(SmtpAccess.Connect).Demand();
else
new SmtpPermission(SmtpAccess.ConnectToUnrestrictedPort).Demand();
this.transport = new SmtpTransport(this);
if (Logging.On)
Logging.Associate(Logging.Web, (object) this, (object) this.transport);
this.onSendCompletedDelegate = new SendOrPostCallback(this.SendCompletedWaitCallback);
if (SmtpClient.MailConfiguration.Smtp != null)
{
if (SmtpClient.MailConfiguration.Smtp.Network != null)
{
if (this.host == null || this.host.Length == 0)
this.host = SmtpClient.MailConfiguration.Smtp.Network.Host;
if (this.port == 0)
this.port = SmtpClient.MailConfiguration.Smtp.Network.Port;
this.transport.Credentials = (ICredentialsByHost) SmtpClient.MailConfiguration.Smtp.Network.Credential;
this.transport.EnableSsl = SmtpClient.MailConfiguration.Smtp.Network.EnableSsl;
if (SmtpClient.MailConfiguration.Smtp.Network.TargetName != null)
this.targetName = SmtpClient.MailConfiguration.Smtp.Network.TargetName;
this.clientDomain = SmtpClient.MailConfiguration.Smtp.Network.ClientDomain;
}
this.deliveryFormat = SmtpClient.MailConfiguration.Smtp.DeliveryFormat;
this.deliveryMethod = SmtpClient.MailConfiguration.Smtp.DeliveryMethod;
if (SmtpClient.MailConfiguration.Smtp.SpecifiedPickupDirectory != null)
this.pickupDirectoryLocation = SmtpClient.MailConfiguration.Smtp.SpecifiedPickupDirectory.PickupDirectoryLocation;
}
if (this.host != null && this.host.Length != 0)
this.host = this.host.Trim();
if (this.port == 0)
this.port = SmtpClient.defaultPort;
if (this.targetName == null)
this.targetName = "SMTPSVC/" + this.host;
if (this.clientDomain != null)
return;
string unicode = IPGlobalProperties.InternalGetIPGlobalProperties().HostName;
IdnMapping idnMapping = new IdnMapping();
try
{
unicode = idnMapping.GetAscii(unicode);
}
catch (ArgumentException ex)
{
}
StringBuilder stringBuilder = new StringBuilder();
for (int index = 0; index < unicode.Length; ++index)
{
char ch = unicode[index];
if ((int) ch <= (int) sbyte.MaxValue)
stringBuilder.Append(ch);
}
if (stringBuilder.Length > 0)
this.clientDomain = ((object) stringBuilder).ToString();
else
this.clientDomain = "LocalHost";
}
private void Initialize()
{
if ((this.port == defaultPort) || (this.port == 0))
{
new SmtpPermission(SmtpAccess.Connect).Demand();
}
else
{
new SmtpPermission(SmtpAccess.ConnectToUnrestrictedPort).Demand();
}
this.transport = new SmtpTransport(this);
if (Logging.On)
{
Logging.Associate(Logging.Web, this, this.transport);
}
this.onSendCompletedDelegate = new SendOrPostCallback(this.SendCompletedWaitCallback);
if (MailConfiguration.Smtp != null)
{
if (MailConfiguration.Smtp.Network != null)
{
if ((this.host == null) || (this.host.Length == 0))
{
this.host = MailConfiguration.Smtp.Network.Host;
}
if (this.port == 0)
{
this.port = MailConfiguration.Smtp.Network.Port;
}
this.transport.Credentials = MailConfiguration.Smtp.Network.Credential;
this.transport.EnableSsl = MailConfiguration.Smtp.Network.EnableSsl;
if (MailConfiguration.Smtp.Network.TargetName != null)
{
this.targetName = MailConfiguration.Smtp.Network.TargetName;
}
this.clientDomain = MailConfiguration.Smtp.Network.ClientDomain;
}
this.deliveryMethod = MailConfiguration.Smtp.DeliveryMethod;
if (MailConfiguration.Smtp.SpecifiedPickupDirectory != null)
{
this.pickupDirectoryLocation = MailConfiguration.Smtp.SpecifiedPickupDirectory.PickupDirectoryLocation;
}
}
if ((this.host != null) && (this.host.Length != 0))
{
this.host = this.host.Trim();
}
if (this.port == 0)
{
this.port = defaultPort;
}
if (this.targetName == null)
{
this.targetName = "SMTPSVC/" + this.host;
}
if (this.clientDomain == null)
{
string hostName = IPGlobalProperties.InternalGetIPGlobalProperties().HostName;
StringBuilder builder = new StringBuilder();
for (int i = 0; i < hostName.Length; i++)
{
char ch = hostName[i];
if (ch <= '\x007f')
{
builder.Append(ch);
}
}
if (builder.Length > 0)
{
this.clientDomain = builder.ToString();
}
else
{
this.clientDomain = "LocalHost";
}
}
}
