socket — 网络通信

用途: 提供对网络通信的访问

Addressing, Protocol Families and Socket Types

• Looking up Hosts on the Network
• Finding Service Information
• Looking Up Server Addresses
• IP Address Representations

TCP/IP Client and Server

• Echo Server
• Echo Client
• Client and Server Together
• Easy Client Connections
• Choosing an Address for Listening

User Datagram Client and Server

• Echo Server
• Echo Client
• Client and Server Together

Unix Domain Sockets

• Permissions
• Communication Between Parent and Child Processes

Multicast

• Sending Multicast Messages
• Receiving Multicast Messages
• Example Output

Sending Binary Data

Non-blocking Communication and Timeouts