Method 

Description 

AddMulticastMembership 

 

CheckForSocketError 

 

CheckIPVersionSupport 

Determines if a specified IP protocol version is supported. 

DropMulticastMembership 

 

NewSocketHandle 

Creates a new socket handle that is bound to specific socket type and protocol. 

RaiseSocketError 

Raises an exception with the specified error code and associated message. 

Receive 

Receives data from the remote connected on a socket handle. 

ReceiveFrom 

Receives a datagram using a socket handle and stores the source address. 

RecvFrom 

Specifies the interface used to access the RecvFrom() API for the protocol stack. 

Send 

Sends data on a connected socket handle. 

SendTo 

Sends data to a specific destination using the socket handle. 

SetBlocking 

Sets the IO mode for the socket handle. 

SetLoopBack 

 

SetMulticastTTL 

 

SetSocketOption 

Sets socket options for the socket handle. 

TranslateStringToTInAddr 

Convert an IP address structured to a structured IP address data type. 

TranslateTInAddrToString 

Converts a structured IP address to its representation as string. 

WouldBlock 

Indicates a socket response code is a blocking response. 

WSGetLastError 

Provides access to the last socket error for the protocol stack implementation. 

WSGetServByName 

 

WSGetServByPort 

 

WSGetSockOpt 

 

WSSendTo 

Sends data to a specified IP address and port number using a socket handle. 

WSSocket 

Allocates a socket handle for the specified protocol, family, structure, and IO mode. 

WSTranslateSocketErrorMsg 

Builds an exception message using the specified socket error number. 

Accept 

Accepts a connection request using the socket handle. 

Bind 

Associates a local address with a socket handle. 

CalcCheckSum 

Calculate the CRC for values for the specified data. 

Connect 

Establishes a connection for the socket handle. 

DecUsage 

Maintains the internal usage counter for the global protocol stack in the Indy library. 

Disconnect 

Closes a connection on a socket handle. 

GetPeerName 

Retrieves the destination for a remote network connection. 

GetSocketName 

Retrieves the identity for the local network connection. 

GetSocketOption 

Specifies a method for reading socket options. 

HostByAddress 

Determines a host name for a given IP address and version number. 

HostToNetwork 

 

IncUsage 

Maintains the internal usage counter for the global protocol stack in the Indy library. 

IOControl 

Specifies the mechanism used to access the ioctlsocket() API for the platform or operating system hosting the Indy library. 

IsIP 

Indicates if the string contains a valid IP address. 

IsValidIPv4MulticastGroup 

Indicates if the specified IP addresss represents a valid IPv4 multicast group address. 

IsValidIPv6MulticastGroup 

Indicates if the specified IP addresss represents a valid IPv6 multicast group address. 

Listen 

Listens for remote connection requests. 

Make 

Creates a protocol stack instance for the Indy library. 

NetworkToHost 

 

ReceiveMsg 

Specifies the interface used to receive message-orient packet transmission for the specified socket. 

ResolveHost 

Retrieves the host IP address for a host name. 

SupportsIPv6 

Indicates if IP version addresses are supported for the platform. 

WriteChecksum 

Specifies the mechanism used to write a CRC checksum value for data included in a packet transmission. 

Constructor 

Description 

Create 

Constructor for the object instance. 

Destructor 

Description 

Destroy 

Frees the object instance. 

Property 

Description 

HostName 

Host name for the local computer system. 

LocalAddress 

IP address for the local connection. 

LocalAddresses 

IP addresses for each network adapter in the local computer system.