Network Packet Analyzer CLI in C with libpcap
Description
Professional Network Traffic Analysis Tool
This prompt creates a comprehensive command-line network packet analyzer in C using the libpcap library. An ideal solution for system administrators and cybersecurity professionals.
Target Audience
- System Administrators
- Cybersecurity Specialists
- Network Software Developers
- DevOps Engineers
Key Features
- Packet Capture — interception from network interfaces with filtering options
- Protocol Analysis — support for TCP, UDP, HTTP, DNS and more
- Traffic Statistics — bandwidth usage and connection counts
- Header Decoding — detailed packet information
- Data Export — PCAP and CSV formats
- Alert System — detection of suspicious traffic patterns
- IP Geolocation — address location lookup
- Color Output — convenient result readability
>_ Prompt
Create a command-line network packet analyzer in C using libpcap. Implement packet capture from network interfaces with filtering options. Add protocol analysis for common protocols (TCP, UDP, HTTP, DNS, etc.). Include traffic statistics with bandwidth usage and connection counts. Implement packet decoding with detailed header information. Add export functionality in PCAP and CSV formats. Include alert system for suspicious traffic patterns. Implement connection tracking with state information. Add geolocation lookup for IP addresses. Include command-line arguments for all options with sensible defaults. Implement color-coded output for better readability.