qmi-firmware-update: new sysfs based helpers backend

Just the skeleton for now

5 files changed, 158 insertions, 1 deletions

diff --git a/src/qmi-firmware-update/meson.build b/src/qmi-firmware-update/meson.build
index dca62dc8..f30b1d35 100644
--- a/src/qmi-firmware-update/meson.build
+++ b/src/qmi-firmware-update/meson.build
@@ -56,6 +56,8 @@ sources = files(
 
 if enable_udev
   sources += files('qfu-helpers-udev.c')
+else
+  sources += files('qfu-helpers-sysfs.c')
 endif
 
 enum_types = 'qfu-enum-types'
diff --git a/src/qmi-firmware-update/qfu-helpers-sysfs.c b/src/qmi-firmware-update/qfu-helpers-sysfs.c
new file mode 100644
index 00000000..a8426e9c
--- /dev/null
+++ b/src/qmi-firmware-update/qfu-helpers-sysfs.c
@@ -0,0 +1,91 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * qmi-firmware-update -- Command line tool to update firmware in QMI devices
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Copyright (C) 2022 VMware, Inc.
+ */
+
+#include "config.h"
+#include <stdlib.h>
+#include <gio/gio.h>
+
+#if defined WITH_UDEV
+# error udev found
+#endif
+
+#include "qfu-helpers.h"
+#include "qfu-helpers-sysfs.h"
+
+/******************************************************************************/
+gchar *
+qfu_helpers_sysfs_find_by_file (GFile   *file,
+                                GError **error)
+{
+    g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "not implemented");
+    return NULL;
+}
+
+gchar *
+qfu_helpers_sysfs_find_by_file_path (const gchar  *path,
+                                     GError      **error)
+{
+    g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "not implemented");
+    return NULL;
+}
+
+gchar *
+qfu_helpers_sysfs_find_by_device_info (guint16   vid,
+                                       guint16   pid,
+                                       guint     busnum,
+                                       guint     devnum,
+                                       GError  **error)
+{
+    g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "not implemented");
+    return NULL;
+}
+
+/******************************************************************************/
+
+GList *
+qfu_helpers_sysfs_list_devices (QfuHelpersDeviceType  device_type,
+                                const gchar          *sysfs_path)
+{
+    return NULL;
+}
+
+/******************************************************************************/
+
+GFile *
+qfu_helpers_sysfs_wait_for_device_finish (GAsyncResult  *res,
+                                          GError       **error)
+{
+    return g_task_propagate_pointer (G_TASK (res), error);
+}
+
+void
+qfu_helpers_sysfs_wait_for_device (QfuHelpersDeviceType   device_type,
+                                   const gchar           *sysfs_path,
+                                   const gchar           *peer_port,
+                                   GCancellable          *cancellable,
+                                   GAsyncReadyCallback    callback,
+                                   gpointer               user_data)
+{
+    GTask *task;
+
+    task = g_task_new (NULL, cancellable, callback, user_data);
+    g_task_return_new_error (task, G_IO_ERROR, G_IO_ERROR_FAILED, "not implemented");
+    g_object_unref (task);
+}
diff --git a/src/qmi-firmware-update/qfu-helpers-sysfs.h b/src/qmi-firmware-update/qfu-helpers-sysfs.h
new file mode 100644
index 00000000..39790e68
--- /dev/null
+++ b/src/qmi-firmware-update/qfu-helpers-sysfs.h
@@ -0,0 +1,57 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * qmi-firmware-update -- Command line tool to update firmware in QMI devices
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Copyright (C) 2022 VMware, Inc.
+ */
+
+#ifndef QFU_HELPERS_SYSFS_H
+#define QFU_HELPERS_SYSFS_H
+
+#include "config.h"
+#include <gio/gio.h>
+
+#if defined WITH_UDEV
+# error udev found
+#endif
+
+G_BEGIN_DECLS
+
+gchar *qfu_helpers_sysfs_find_by_file          (GFile        *file,
+                                                GError      **error);
+gchar *qfu_helpers_sysfs_find_by_file_path     (const gchar  *path,
+                                                GError      **error);
+gchar *qfu_helpers_sysfs_find_by_device_info   (guint16       vid,
+                                                guint16       pid,
+                                                guint         busnum,
+                                                guint         devnum,
+                                                GError      **error);
+
+GList *qfu_helpers_sysfs_list_devices           (QfuHelpersDeviceType   device_type,
+                                                 const gchar           *sysfs_path);
+
+void   qfu_helpers_sysfs_wait_for_device        (QfuHelpersDeviceType   device_type,
+                                                 const gchar           *sysfs_path,
+                                                 const gchar           *peer_port,
+                                                 GCancellable          *cancellable,
+                                                 GAsyncReadyCallback    callback,
+                                                 gpointer               user_data);
+GFile *qfu_helpers_sysfs_wait_for_device_finish (GAsyncResult          *res,
+                                                 GError               **error);
+
+G_END_DECLS
+
+#endif /* QFU_HELPERS_SYSFS_H */
diff --git a/src/qmi-firmware-update/qfu-helpers-udev.c b/src/qmi-firmware-update/qfu-helpers-udev.c
index c9b9fa35..c8a030c2 100644
--- a/src/qmi-firmware-update/qfu-helpers-udev.c
+++ b/src/qmi-firmware-update/qfu-helpers-udev.c
@@ -27,7 +27,6 @@
 # error udev is required
 #endif
 
-
 #include "qfu-helpers.h"
 #include "qfu-helpers-udev.h"
 #include <gudev/gudev.h>
diff --git a/src/qmi-firmware-update/qfu-helpers.h b/src/qmi-firmware-update/qfu-helpers.h
index b3b13642..f2202fe9 100644
--- a/src/qmi-firmware-update/qfu-helpers.h
+++ b/src/qmi-firmware-update/qfu-helpers.h
@@ -51,6 +51,14 @@ gchar *qfu_helpers_find_peer_port (const gchar  *sysfs_path,
 # define qfu_helpers_list_devices           qfu_helpers_udev_list_devices
 # define qfu_helpers_wait_for_device        qfu_helpers_udev_wait_for_device
 # define qfu_helpers_wait_for_device_finish qfu_helpers_udev_wait_for_device_finish
+#else
+# include "qfu-helpers-sysfs.h"
+# define qfu_helpers_find_by_file           qfu_helpers_sysfs_find_by_file
+# define qfu_helpers_find_by_file_path      qfu_helpers_sysfs_find_by_file_path
+# define qfu_helpers_find_by_device_info    qfu_helpers_sysfs_find_by_device_info
+# define qfu_helpers_list_devices           qfu_helpers_sysfs_list_devices
+# define qfu_helpers_wait_for_device        qfu_helpers_sysfs_wait_for_device
+# define qfu_helpers_wait_for_device_finish qfu_helpers_sysfs_wait_for_device_finish
 #endif
 
 G_END_DECLS