diff options
Diffstat (limited to 'ui/input-linux.c')
| -rw-r--r-- | ui/input-linux.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/ui/input-linux.c b/ui/input-linux.c index ac31f47719..dc0613ca1f 100644 --- a/ui/input-linux.c +++ b/ui/input-linux.c @@ -169,6 +169,8 @@ struct InputLinux { bool has_abs_x; int num_keys; int num_btns; + struct input_event event; + int read_offset; QTAILQ_ENTRY(InputLinux) next; }; @@ -327,25 +329,30 @@ static void input_linux_handle_mouse(InputLinux *il, struct input_event *event) static void input_linux_event(void *opaque) { InputLinux *il = opaque; - struct input_event event; int rc; + int read_size; + uint8_t *p = (uint8_t *)&il->event; for (;;) { - rc = read(il->fd, &event, sizeof(event)); - if (rc != sizeof(event)) { + read_size = sizeof(il->event) - il->read_offset; + rc = read(il->fd, &p[il->read_offset], read_size); + if (rc != read_size) { if (rc < 0 && errno != EAGAIN) { fprintf(stderr, "%s: read: %s\n", __func__, strerror(errno)); qemu_set_fd_handler(il->fd, NULL, NULL, NULL); close(il->fd); + } else if (rc > 0) { + il->read_offset += rc; } break; } + il->read_offset = 0; if (il->num_keys) { - input_linux_handle_keyboard(il, &event); + input_linux_handle_keyboard(il, &il->event); } if (il->has_rel_x && il->num_btns) { - input_linux_handle_mouse(il, &event); + input_linux_handle_mouse(il, &il->event); } } } |