diff options
| -rw-r--r-- | tap.c | 30 |
1 files changed, 15 insertions, 15 deletions
@@ -982,15 +982,18 @@ next: /** * tap_handler_pasta() - Packet handler for tuntap file descriptor * @c: Execution context + * @events: epoll events * @now: Current timestamp - * - * Return: -ECONNRESET on receive error, 0 otherwise */ -static int tap_handler_pasta(struct ctx *c, const struct timespec *now) +static void tap_handler_pasta(struct ctx *c, uint32_t events, + const struct timespec *now) { ssize_t n, len; int ret; + if (events & (EPOLLRDHUP | EPOLLHUP | EPOLLERR)) + die("Disconnect event on /dev/net/tun device, exiting"); + redo: n = 0; @@ -1037,15 +1040,12 @@ restart: tap6_handler(c, pool_tap6, now); if (len > 0 || ret == EAGAIN) - return 0; + return; if (n == TAP_BUF_BYTES) goto redo; - epoll_ctl(c->epollfd, EPOLL_CTL_DEL, c->fd_tap, NULL); - close(c->fd_tap); - - return -ECONNRESET; + die("Error on tap device, exiting"); } /** @@ -1269,9 +1269,6 @@ static void tap_sock_reset(struct ctx *c) exit(EXIT_SUCCESS); } - if (c->mode == MODE_PASTA) - die("Error on tap device, exiting"); - /* Close the connected socket, wait for a new connection */ epoll_ctl(c->epollfd, EPOLL_CTL_DEL, c->fd_tap, NULL); close(c->fd_tap); @@ -1293,8 +1290,11 @@ void tap_handler(struct ctx *c, int fd, uint32_t events, return; } - if ((c->mode == MODE_PASST && tap_handler_passt(c, now)) || - (c->mode == MODE_PASTA && tap_handler_pasta(c, now)) || - (events & (EPOLLRDHUP | EPOLLHUP | EPOLLERR))) - tap_sock_reset(c); + if (c->mode == MODE_PASST) { + if (tap_handler_passt(c, now) || + (events & (EPOLLRDHUP | EPOLLHUP | EPOLLERR))) + tap_sock_reset(c); + } else if (c->mode == MODE_PASTA) { + tap_handler_pasta(c, events, now); + } } |