Beiträge von thosch97

% eix -I xf86-input
[I] x11-drivers/xf86-input-libinput
     Available versions:  0.6.0 0.14.0 (~)0.18.0 (~)0.19.0
     Installed versions:  0.19.0(22:35:59 04.05.2016)
     Homepage:            http://xorg.freedesktop.org/
     Description:         X.org input driver based on libinput


[I] x11-drivers/xf86-input-mouse
     Available versions:  1.8.1 1.9.0 1.9.1
     Installed versions:  1.9.1(16:49:16 19.04.2016)
     Homepage:            http://xorg.freedesktop.org/
     Description:         X.Org driver for mouse input devices

#define _GNU_SOURCE
#include <sys/types.h>
#include <sys/socket.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <netdb.h>
#include <unistd.h>
#include <arpa/inet.h>


size_t n;


void sendpx(int fd, int x, int y, const char *color)
{
	char *str;
	n = asprintf(&str, "PX %3d %3d %s\n", x, y, color);
	write(fd, str, n);
	free(str);
}


void sendblock(int fd, int x, int y, int xlen, int ylen, const char *color)
{
	for (int i = x; i < xlen + x; i++) {
		for (int j = y; j < ylen + y; j++) {
			sendpx(fd, i, j, color);
		}
	}
}


int main(int argc, char *argv[])
{
	if (argc != 3) {
		fprintf(stderr, "Usage: %s <IP> <PORT>\n", argv[0]);
		exit(1);
	}


	int sockfd;
	if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
		fprintf(stderr, "Failed to create socket: %s\n", strerror(errno));
		exit(1);
	}


	int portno = atoi(argv[2]);


	struct in_addr *server_ina = malloc(sizeof(struct in_addr));
	if (inet_pton(AF_INET, argv[1], server_ina) != 1) {
		fprintf(stderr, "Could not parse address %s\n", argv[1]);
		exit(1);
	}


	struct sockaddr_in *server_sin = calloc(1, sizeof(struct sockaddr_in));
	server_sin->sin_family = AF_INET;
	server_sin->sin_port = htons(portno);
	server_sin->sin_addr = *server_ina;


	if (connect(sockfd, server_sin, sizeof(*server_sin)) != 0) {
		fprintf(stderr, "Could not connect: %s\n", strerror(errno));
		exit(1);
	}


	while (1) {
		sendblock(sockfd, 0, 0, 333, 35, "E40303");
		sendblock(sockfd, 0, 36, 333, 35, "FF8C00");
		sendblock(sockfd, 0, 71, 333, 35, "FFED00");
		sendblock(sockfd, 0, 106, 333, 35, "008026");
		sendblock(sockfd, 0, 141, 333, 35, "004DFF");
		sendblock(sockfd, 0, 176, 333, 35, "750787");
	}


	close(sockfd);


	return 0;
}