Network Socket Example (QNX Neutrino) - Qnx-neutrino-rtos Typing CST Test
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Network Socket Example (QNX Neutrino) — Qnx-neutrino-rtos Code
Basic TCP client example for QNX.
#include <stdio.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <string.h>
int main() {
int sock = socket(AF_INET, SOCK_STREAM, 0);
struct sockaddr_in addr;
addr.sin_family = AF_INET;
addr.sin_port = htons(5000);
addr.sin_addr.s_addr = inet_addr("127.0.0.1");
connect(sock, (struct sockaddr*)&addr, sizeof(addr));
send(sock, "Hello QNX", 10, 0);
close(sock);
return 0;
}Qnx-neutrino-rtos Language Guide
QNX Neutrino RTOS is a real-time operating system designed for embedded systems that require high reliability, deterministic performance, and scalability, widely used in automotive, industrial, medical, and networking applications.
Primary Use Cases
- ▸Automotive infotainment and ADAS systems
- ▸Industrial automation and PLCs
- ▸Medical devices and imaging systems
- ▸Telecommunications and networking appliances
- ▸Aerospace and defense embedded platforms
Notable Features
- ▸Microkernel architecture for reliability and fault isolation
- ▸POSIX-compliant APIs and standards-based development
- ▸Supports real-time scheduling and priority-based task management
- ▸High availability with optional fault-tolerant modules
- ▸Small footprint suitable for resource-constrained devices
Origin & Creator
Originally developed by Quantum Software Systems in 1982; now maintained by BlackBerry Limited.
Industrial Note
Extensively used in automotive infotainment systems, autonomous driving platforms, industrial automation controllers, medical imaging devices, and aerospace embedded systems.