1 #include <ccan/oserver/oserver.h>
2 #include <ccan/read_write_all/read_write_all.h>
3 #include <ccan/opt/opt.h>
4 #include <ccan/noerr/noerr.h>
6 #include <sys/socket.h>
7 #include <netinet/in.h>
8 #include <netinet/tcp.h>
17 bool oserver_serve(int fd)
22 for (i = 0; i < sizeof(buf)-1; i++) {
23 if (read(fd, &buf[i], 1) != 1) {
27 if (buf[i] == '\n' || buf[i] == '\r')
29 buf[i] = toupper(buf[i]);
33 if (!write_all(fd, "Louder, like this: '",
34 strlen("Louder, like this: '"))
35 || !write_all(fd, buf, i)
36 || !write_all(fd, "'\r\n", strlen("'\r\n")))
41 int oserver_setup(unsigned short port)
47 struct sockaddr_in in;
50 sockfd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
54 if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one)))
55 warn("Setting socket reuse");
57 u.in.sin_family = AF_INET;
58 u.in.sin_port = htons(port);
59 u.in.sin_addr.s_addr = INADDR_ANY;
60 if (bind(sockfd, &u.addr, sizeof(u.in)) == -1) {
65 if (listen(sockfd, 0) != 0) {