diff options
Diffstat (limited to 'sway/ipc-server.c')
| -rw-r--r-- | sway/ipc-server.c | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/sway/ipc-server.c b/sway/ipc-server.c index dca881fa..5bc64b1f 100644 --- a/sway/ipc-server.c +++ b/sway/ipc-server.c @@ -55,6 +55,11 @@ struct get_pixels_request { struct wlc_geometry geo; }; +struct get_clipboard_request { + struct ipc_client *client; + struct wlc_event_source *event_source; +}; + struct sockaddr_un *ipc_user_sockaddr(void); int ipc_handle_connection(int fd, uint32_t mask, void *data); int ipc_client_handle_readable(int client_fd, uint32_t mask, void *data); @@ -322,6 +327,46 @@ void ipc_get_pixels(wlc_handle output) { ipc_get_pixel_requests = unhandled; } +static int ipc_selection_data_cb(int fd, uint32_t mask, void *data) +{ + assert(data); + struct get_clipboard_request *req = (struct get_clipboard_request*) data; + + if (mask & WLC_EVENT_ERROR) { + sway_log(L_ERROR, "Selection data fd error"); + const char *error = "{ \"success\": false, \"error\": " + "\"Could not receive text data from clipboard\" }"; + ipc_send_reply(req->client, error, (uint32_t)strlen(error)); + goto cleanup; + } + + if (mask & WLC_EVENT_READABLE) { + char buf[512]; + int ret = read(fd, buf, 511); + if (ret < 0) { + sway_log_errno(L_ERROR, "Reading from selection data fd failed"); + const char *error = "{ \"success\": false, \"error\": " + "\"Could not receive text data from clipboard\" }"; + ipc_send_reply(req->client, error, (uint32_t)strlen(error)); + goto cleanup; + } + + buf[ret] = '\0'; + json_object *obj = json_object_new_object(); + json_object_object_add(obj, "success", json_object_new_boolean(true)); + json_object_object_add(obj, "content", json_object_new_string(buf)); + const char *str = json_object_to_json_string(obj); + ipc_send_reply(req->client, str, (uint32_t)strlen(str)); + json_object_put(obj); + } + +cleanup: + wlc_event_source_remove(req->event_source); + close(fd); + free(req); + return 0; +} + void ipc_client_handle_command(struct ipc_client *client) { if (!sway_assert(client != NULL, "client != NULL")) { return; @@ -565,6 +610,70 @@ void ipc_client_handle_command(struct ipc_client *client) { goto exit_cleanup; } + case IPC_GET_CLIPBOARD: + { + if (!(client->security_policy & IPC_FEATURE_GET_CLIPBOARD)) { + goto exit_denied; + } + + size_t size; + bool found = false; + const char **types = wlc_get_selection_types(&size); + if (types == NULL || size == 0) { + const char *error = "{ \"success\": false, \"error\": " + "\"Empty clipboard\" }"; + ipc_send_reply(client, error, (uint32_t)strlen(error)); + goto exit_cleanup; + } + + for (size_t i = 0; i < size; ++i) { + if (strcmp(types[i], "text/plain;charset=utf-8") != 0 + && strcmp(types[i], "text/plain") != 0) { + continue; + } + + struct get_clipboard_request *req = malloc(sizeof(*req)); + if (!req) { + sway_log(L_ERROR, "Unable to allocate get_clipboard_request"); + goto exit_cleanup; + } + + int pipes[2]; + if (pipe(pipes) == -1) { + sway_log_errno(L_ERROR, "pipe call failed"); + free(req); + break; + } + + fcntl(pipes[0], F_SETFD, FD_CLOEXEC | O_NONBLOCK); + fcntl(pipes[1], F_SETFD, FD_CLOEXEC | O_NONBLOCK); + if (!wlc_get_selection_data(types[i], pipes[1])) { + close(pipes[0]); + close(pipes[1]); + free(req); + sway_log(L_ERROR, "wlc_get_selection_data failed"); + break; + } + + req->client = client; + req->event_source = wlc_event_loop_add_fd(pipes[0], + WLC_EVENT_READABLE | WLC_EVENT_ERROR | WLC_EVENT_HANGUP, + &ipc_selection_data_cb, req); + found = true; + break; + } + + if (!found) { + sway_log(L_INFO, "Clipboard has to text data"); + const char *error = "{ \"success\": false, \"error\": " + "\"Could not receive text data from clipboard\" }"; + ipc_send_reply(client, error, (uint32_t)strlen(error)); + } + + free(types); + goto exit_cleanup; + } + default: sway_log(L_INFO, "Unknown IPC command type %i", client->current_command); goto exit_cleanup; |