1 #include <ccan/io/io.h>
2 /* Include the C files directly. */
3 #include <ccan/io/poll.c>
4 #include <ccan/io/io.c>
5 #include <ccan/tap/tap.h>
19 static void finish_ok(struct io_conn *conn, struct packet *pkt)
23 io_break(pkt, io_idle());
26 static bool do_read_packet(int fd, struct io_plan *plan)
28 struct packet *pkt = plan->u.ptr_len.p;
34 if (plan->u.ptr_len.len < sizeof(size_t)) {
37 dest = (char *)&pkt->len;
38 off = plan->u.ptr_len.len;
39 totlen = sizeof(pkt->len);
45 if (!pkt->contents && !(pkt->contents = malloc(pkt->len)))
49 off = plan->u.ptr_len.len - sizeof(pkt->len);
54 ret = read(fd, dest + off, totlen - off);
58 plan->u.ptr_len.len += ret;
61 return (plan->u.ptr_len.len >= sizeof(pkt->len)
62 && plan->u.ptr_len.len == pkt->len + sizeof(pkt->len));
66 /* Override next function to close us. */
67 plan->next = io_close;
71 static struct io_plan io_read_packet(struct packet *pkt,
72 struct io_plan (*cb)(struct io_conn *, void *),
79 plan.u.ptr_len.p = pkt;
80 plan.u.ptr_len.len = 0;
81 plan.io = do_read_packet;
84 plan.pollflag = POLLIN;
90 static void init_conn(int fd, struct packet *pkt)
95 if (!io_new_conn(fd, io_read_packet(pkt, io_close, pkt), finish_ok, pkt))
99 static int make_listen_fd(const char *port, struct addrinfo **info)
102 struct addrinfo *addrinfo, hints;
104 memset(&hints, 0, sizeof(hints));
105 hints.ai_family = AF_UNSPEC;
106 hints.ai_socktype = SOCK_STREAM;
107 hints.ai_flags = AI_PASSIVE;
108 hints.ai_protocol = 0;
110 if (getaddrinfo(NULL, port, &hints, &addrinfo) != 0)
113 fd = socket(addrinfo->ai_family, addrinfo->ai_socktype,
114 addrinfo->ai_protocol);
118 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
119 if (bind(fd, addrinfo->ai_addr, addrinfo->ai_addrlen) != 0) {
123 if (listen(fd, 1) != 0) {
133 struct packet *pkt = malloc(sizeof(*pkt));
134 struct addrinfo *addrinfo;
135 struct io_listener *l;
138 /* This is how many tests you plan to run */
141 fd = make_listen_fd(PORT, &addrinfo);
143 l = io_new_listener(fd, init_conn, pkt);
152 io_close_listener(l);
153 fd = socket(addrinfo->ai_family, addrinfo->ai_socktype,
154 addrinfo->ai_protocol);
157 if (connect(fd, addrinfo->ai_addr, addrinfo->ai_addrlen) != 0)
159 signal(SIGPIPE, SIG_IGN);
161 data.len = sizeof(data.data);
162 memcpy(data.data, "hithere!", sizeof(data.data));
163 if (write(fd, &data, sizeof(data)) != sizeof(data))
167 freeaddrinfo(addrinfo);
171 freeaddrinfo(addrinfo);
172 ok1(io_loop() == pkt);
173 ok1(pkt->state == 4);
175 ok1(memcmp(pkt->contents, "hithere!", 8) == 0);
178 io_close_listener(l);
181 ok1(WIFEXITED(status));
182 ok1(WEXITSTATUS(status) == 0);
184 /* This exits depending on whether all tests passed */
185 return exit_status();