#include <sys/socket.h>
#endif
+#ifdef WITH_IOSET_WIN32
+
+# undef errno
+# define errno WSAGetLastError()
+# undef EINPROGRESS
+# define EINPROGRESS WSAEINPROGRESS
+# undef EHOSTUNREACH
+# define EHOSTUNREACH WSAEHOSTUNREACH
+# undef ECONNREFUSED
+# define ECONNREFUSED WSAECONNREFUSED
+# undef EAGAIN
+# define EAGAIN WSAEWOULDBLOCK
+# define strerror wsa_strerror
+
+static const char *
+wsa_strerror(int wsa_err)
+{
+ switch (wsa_err)
+ {
+ case WSAEINTR: return "Operation interrupted";
+ case WSAEBADF: return "Bad file descriptor";
+ case WSAEACCES: return "Permission denied";
+ case WSAEFAULT: return "Invalid address";
+ case WSAEINVAL: return "Invalid parameter";
+ case WSAEMFILE: return "Too many open files";
+ case WSAEWOULDBLOCK: return "Try again later";
+ case WSAEINPROGRESS: return "Operation in progress";
+ case WSAEALREADY: return "Operation already in progress";
+ case WSAENOTSOCK: return "Not a socket";
+ case WSAEDESTADDRREQ: return "Destination address required";
+ case WSAEMSGSIZE: return "Invalid message size";
+ case WSAEPROTOTYPE: return "Invalid protocol type for socket";
+ case WSAENOPROTOOPT: return "Invalid protocol option";
+ case WSAEPROTONOSUPPORT: return "Protocol not supported";
+ case WSAEOPNOTSUPP: return "Operation not supported";
+ case WSAEADDRINUSE: return "Address already in use";
+ case WSAEADDRNOTAVAIL: return "Address not available";
+ case WSAENETDOWN: return "Network down";
+ case WSAENETUNREACH: return "Network unreachable";
+ case WSAENETRESET: return "Network reset";
+ case WSAECONNABORTED: return "Connection aborted";
+ case WSAECONNRESET: return "Connection reset by peer";
+ case WSAECONNREFUSED: return "Connection refused";
+ }
+ return "unknown error";
+}
+
+#endif /* WITH_IOSET_WIN32 */
+
#define IS_EOL(CH) ((CH) == '\n')
extern int uplink_connect(void);
ioq->get = 0;
ioq->buf = new_buf;
ioq->size = new_size;
- return new_size - ioq->put;
+ return new_size - ioq->put - 1;
}
-extern struct io_engine io_engine_kqueue;
+extern struct io_engine io_engine_kevent;
extern struct io_engine io_engine_epoll;
extern struct io_engine io_engine_win32;
extern struct io_engine io_engine_select;
if (engine) /* someone beat us to it */
return;
-#if WITH_IOSET_KQUEUE
- if (!engine && io_engine_kqueue.init())
- engine = &io_engine_kqueue;
+#if WITH_IOSET_KEVENT
+ if (!engine && io_engine_kevent.init())
+ engine = &io_engine_kevent;
#endif
#if WITH_IOSET_EPOLL
if (!engine && io_engine_epoll.init())
- engine = &io_engine_epoll;
+ engine = &io_engine_epoll;
#endif
#if WITH_IOSET_WIN32
if (engine) {
/* we found one that works */
} else if (io_engine_select.init())
- engine = &io_engine_select;
+ engine = &io_engine_select;
else
- log_module(MAIN_LOG, LOG_FATAL, "No usable I/O engine found.");
+ log_module(MAIN_LOG, LOG_FATAL, "No usable I/O engine found.");
log_module(MAIN_LOG, LOG_DEBUG, "Using %s I/O engine.", engine->name);
}
res->fd = fd;
ioq_init(&res->send, 1024);
ioq_init(&res->recv, 1024);
+#if defined(F_GETFL)
flags = fcntl(fd, F_GETFL);
fcntl(fd, F_SETFL, flags|O_NONBLOCK);
flags = fcntl(fd, F_GETFD);
fcntl(fd, F_SETFD, flags|FD_CLOEXEC);
+#else
+ /* I hope you're using the Win32 backend or something else that
+ * automatically marks the file descriptor non-blocking...
+ */
+ (void)flags;
+#endif
engine->add(res);
return res;
}
fd = socket(local ? local->sa_family : PF_INET, SOCK_STREAM, 0);
if (fd < 0) {
- log_module(MAIN_LOG, LOG_ERROR, "Unable to create listening socket: %s", strerror(errno));
- return NULL;
+ log_module(MAIN_LOG, LOG_ERROR, "Unable to create listening socket: %s", strerror(errno));
+ return NULL;
}
if (local && sa_size) {
- res = bind(fd, local, sa_size);
- if (res < 0) {
- log_module(MAIN_LOG, LOG_ERROR, "Unable to bind listening socket %d: %s", fd, strerror(errno));
- close(fd);
- return NULL;
- }
-
opt = 1;
res = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char*)&opt, sizeof(opt));
if (res < 0) {
log_module(MAIN_LOG, LOG_WARNING, "Unable to mark listener address as re-usable: %s", strerror(errno));
}
+
+ res = bind(fd, local, sa_size);
+ if (res < 0) {
+ log_module(MAIN_LOG, LOG_ERROR, "Unable to bind listening socket %d: %s", fd, strerror(errno));
+ close(fd);
+ return NULL;
+ }
}
res = listen(fd, 1);
if (res < 0) {
- log_module(MAIN_LOG, LOG_ERROR, "Unable to listen on socket %d: %s", fd, strerror(errno));
- close(fd);
- return NULL;
+ log_module(MAIN_LOG, LOG_ERROR, "Unable to listen on socket %d: %s", fd, strerror(errno));
+ close(fd);
+ return NULL;
}
io_fd = ioset_add(fd);
if (!io_fd) {
- close(fd);
- return NULL;
+ close(fd);
+ return NULL;
}
io_fd->state = IO_LISTENING;
io_fd->data = data;
hints.ai_family = local ? local->sa_family : 0;
hints.ai_socktype = SOCK_STREAM;
snprintf(portnum, sizeof(portnum), "%u", port);
- if (getaddrinfo(peer, portnum, &hints, &ai)) {
- log_module(MAIN_LOG, LOG_ERROR, "getaddrinfo(%s, %s) failed.", peer, portnum);
+ res = getaddrinfo(peer, portnum, &hints, &ai);
+ if (res != 0) {
+ log_module(MAIN_LOG, LOG_ERROR, "getaddrinfo(%s, %s) failed: %s.", peer, portnum, gai_strerror(res));
return NULL;
}
unsigned int req;
req = ioq_get_avail(&fd->send);
- res = write(fd->fd, fd->send.buf+fd->send.get, req);
+ res = send(fd->fd, fd->send.buf+fd->send.get, req, 0);
if (res < 0) {
- switch (errno) {
- case EAGAIN:
- break;
- default:
- log_module(MAIN_LOG, LOG_ERROR, "write() on fd %d error %d: %s", fd->fd, errno, strerror(errno));
+ if (errno != EAGAIN) {
+ log_module(MAIN_LOG, LOG_ERROR, "send() on fd %d error %d: %s", fd->fd, errno, strerror(errno));
}
} else {
fd->send.get += res;
void
ioset_close(struct io_fd *fdp, int os_close) {
if (!fdp)
- return;
+ return;
if (active_fd == fdp)
active_fd = NULL;
if (fdp->destroy_cb)
fdp->destroy_cb(fdp);
+#if defined(HAVE_WSAEVENTSELECT)
+ /* This is one huge kludge. Sorry! */
+ if (fdp->send.get != fdp->send.put && (os_close & 2)) {
+ engine->remove(fdp, 0);
+ ioset_try_write(fdp);
+ /* it may need to send the beginning of the buffer now.. */
+ if (fdp->send.get != fdp->send.put)
+ ioset_try_write(fdp);
+ }
+ free(fdp->send.buf);
+ free(fdp->recv.buf);
+ if (os_close & 1)
+ closesocket(fdp->fd);
+#else
if (fdp->send.get != fdp->send.put && (os_close & 2)) {
int flags;
- flags = fcntl(fdp->fd, F_GETFL);
+ flags = fcntl(fdp->fd, F_GETFL);
fcntl(fdp->fd, F_SETFL, flags&~O_NONBLOCK);
ioset_try_write(fdp);
/* it may need to send the beginning of the buffer now.. */
if (os_close & 1)
close(fdp->fd);
engine->remove(fdp, os_close & 1);
+#endif
free(fdp);
}
fd = accept(listener->fd, NULL, 0);
if (fd < 0) {
- log_module(MAIN_LOG, LOG_ERROR, "Unable to accept new connection on listener %d: %s", listener->fd, strerror(errno));
- return;
+ log_module(MAIN_LOG, LOG_ERROR, "Unable to accept new connection on listener %d: %s", listener->fd, strerror(errno));
+ return;
}
new_fd = ioset_add(fd);
static void
ioset_buffered_read(struct io_fd *fd) {
- int put_avail, nbr, fdnum;
+ int put_avail, nbr;
if (!(put_avail = ioq_put_avail(&fd->recv)))
put_avail = ioq_grow(&fd->recv);
- nbr = read(fd->fd, fd->recv.buf + fd->recv.put, put_avail);
+ nbr = recv(fd->fd, fd->recv.buf + fd->recv.put, put_avail, 0);
if (nbr < 0) {
- switch (errno) {
- case EAGAIN:
- break;
- default:
- log_module(MAIN_LOG, LOG_ERROR, "Unexpected read() error %d on fd %d: %s", errno, fd->fd, strerror(errno));
+ if (errno != EAGAIN) {
+ log_module(MAIN_LOG, LOG_ERROR, "Unexpected recv() error %d on fd %d: %s", errno, fd->fd, strerror(errno));
/* Just flag it as EOF and call readable_cb() to notify the fd's owner. */
fd->state = IO_CLOSED;
fd->readable_cb(fd);
fd->recv.put += nbr;
if (fd->recv.put == fd->recv.size)
fd->recv.put = 0;
- fdnum = fd->fd;
while (fd->line_len > 0) {
struct io_fd *old_active;
int died = 0;
int
ioset_line_read(struct io_fd *fd, char *dest, int max) {
- int avail, done;
- if ((fd->state == IO_CLOSED) && (!ioq_get_avail(&fd->recv) || (fd->line_len < 0)))
+ int line_len;
+ int avail;
+ int done;
+
+ line_len = fd->line_len;
+ if ((fd->state == IO_CLOSED) && (!ioq_get_avail(&fd->recv) || (line_len < 0)))
return 0;
- if (fd->line_len < 0)
+ if (line_len < 0)
return -1;
- if (fd->line_len < max)
- max = fd->line_len;
+ if (line_len < max)
+ max = line_len;
avail = ioq_get_avail(&fd->recv);
if (max > avail) {
memcpy(dest, fd->recv.buf + fd->recv.get, avail);
- fd->recv.get += avail;
- assert(fd->recv.get == fd->recv.size);
+ assert(fd->recv.get + avail == fd->recv.size);
fd->recv.get = 0;
done = avail;
} else {
fd->recv.get += max - done;
if (fd->recv.get == fd->recv.size)
fd->recv.get = 0;
- dest[max] = 0;
+ dest[max - 1] = 0;
ioset_find_line_length(fd);
- return max;
+ return line_len;
}
void
ioset_events(struct io_fd *fd, int readable, int writable)
{
if (!fd || (!readable && !writable))
- return;
+ return;
active_fd = fd;
switch (fd->state) {
case IO_CLOSED:
ioset_run(void) {
extern struct io_fd *socket_io_fd;
struct timeval timeout;
- time_t wakey;
+ unsigned long wakey;
while (!quit_services) {
while (!socket_io_fd)
/* How long to sleep? (fill in select_timeout) */
wakey = timeq_next();
- if ((wakey - now) < 0)
+ if (wakey < now)
timeout.tv_sec = 0;
else
timeout.tv_sec = wakey - now;
timeout.tv_usec = 0;
- if (engine->loop(&timeout))
- continue;
+ if (engine->loop(&timeout))
+ continue;
/* Call any timeq events we need to call. */
timeq_run();
projects / srvx.git / blobdiff