#include /* Include the C files directly. */ #include #include #include #include #include #ifdef DEBUG_CONN #define PORT "64012" #else #define PORT "65012" #endif struct data { struct io_listener *l; int state; char buf[4]; char wbuf[32]; }; static void finish_ok(struct io_conn *conn, struct data *d) { d->state++; } static struct io_plan *r_done(struct io_conn *conn, struct data *d) { d->state++; if (d->state == 3) return io_close(conn); return io_wait(conn, NULL, io_never, NULL); } static struct io_plan *w_done(struct io_conn *conn, struct data *d) { d->state++; if (d->state == 3) return io_close(conn); return io_out_wait(conn, NULL, io_never, NULL); } static struct io_plan *init_conn(struct io_conn *conn, struct data *d) { #ifdef DEBUG_CONN io_set_debug(conn, true); #endif ok1(d->state == 0); d->state++; io_close_listener(d->l); memset(d->wbuf, 7, sizeof(d->wbuf)); io_set_finish(conn, finish_ok, d); return io_duplex(conn, io_read(conn, d->buf, sizeof(d->buf), r_done, d), io_write(conn, d->wbuf, sizeof(d->wbuf), w_done, d)); } static int make_listen_fd(const char *port, struct addrinfo **info) { int fd, on = 1; struct addrinfo *addrinfo, hints; memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_UNSPEC; hints.ai_socktype = SOCK_STREAM; hints.ai_flags = AI_PASSIVE; hints.ai_protocol = 0; if (getaddrinfo(NULL, port, &hints, &addrinfo) != 0) return -1; fd = socket(addrinfo->ai_family, addrinfo->ai_socktype, addrinfo->ai_protocol); if (fd < 0) return -1; setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)); if (bind(fd, addrinfo->ai_addr, addrinfo->ai_addrlen) != 0) { close(fd); return -1; } if (listen(fd, 1) != 0) { close(fd); return -1; } *info = addrinfo; return fd; } int main(void) { struct data *d = malloc(sizeof(*d)); struct addrinfo *addrinfo; int fd, status; /* This is how many tests you plan to run */ plan_tests(9); d->state = 0; fd = make_listen_fd(PORT, &addrinfo); ok1(fd >= 0); d->l = io_new_listener(NULL, fd, init_conn, d); ok1(d->l); fflush(stdout); if (!fork()) { int i; char buf[32]; io_close_listener(d->l); free(d); fd = socket(addrinfo->ai_family, addrinfo->ai_socktype, addrinfo->ai_protocol); if (fd < 0) exit(1); if (connect(fd, addrinfo->ai_addr, addrinfo->ai_addrlen) != 0) exit(2); signal(SIGPIPE, SIG_IGN); for (i = 0; i < 32; i++) { if (read(fd, buf+i, 1) != 1) break; } for (i = 0; i < strlen("hellothere"); i++) { if (write(fd, "hellothere" + i, 1) != 1) break; } close(fd); freeaddrinfo(addrinfo); exit(0); } freeaddrinfo(addrinfo); ok1(io_loop(NULL, NULL) == NULL); ok1(d->state == 4); ok1(memcmp(d->buf, "hellothere", sizeof(d->buf)) == 0); free(d); ok1(wait(&status)); ok1(WIFEXITED(status)); ok1(WEXITSTATUS(status) == 0); /* This exits depending on whether all tests passed */ return exit_status(); }