diff options
Diffstat (limited to 'src/mm-dispatcher-fcc-unlock.c')
| -rw-r--r-- | src/mm-dispatcher-fcc-unlock.c | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/src/mm-dispatcher-fcc-unlock.c b/src/mm-dispatcher-fcc-unlock.c new file mode 100644 index 00000000..ec9aec15 --- /dev/null +++ b/src/mm-dispatcher-fcc-unlock.c @@ -0,0 +1,149 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * 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: + * + * Copyright (C) 2021-2022 Aleksander Morgado <aleksander@aleksander.es> + */ + +#include <config.h> +#include <sys/stat.h> + +#include <ModemManager.h> +#include "mm-errors-types.h" +#include "mm-utils.h" +#include "mm-log-object.h" +#include "mm-dispatcher-fcc-unlock.h" + +#if !defined FCCUNLOCKDIRPACKAGE +# error FCCUNLOCKDIRPACKAGE must be defined at build time +#endif + +#if !defined FCCUNLOCKDIRUSER +# error FCCUNLOCKDIRUSER must be defined at build time +#endif + +#define OPERATION_DESCRIPTION "fcc unlock" + +/* Maximum time a FCC unlock command is allowed to run before + * us killing it */ +#define MAX_FCC_UNLOCK_EXEC_TIME_SECS 5 + +struct _MMDispatcherFccUnlock { + MMDispatcher parent; +}; + +struct _MMDispatcherFccUnlockClass { + MMDispatcherClass parent; +}; + +G_DEFINE_TYPE (MMDispatcherFccUnlock, mm_dispatcher_fcc_unlock, MM_TYPE_DISPATCHER) + +/*****************************************************************************/ + +gboolean +mm_dispatcher_fcc_unlock_run_finish (MMDispatcherFccUnlock *self, + GAsyncResult *res, + GError **error) +{ + return g_task_propagate_boolean (G_TASK (res), error); +} + +static void +dispatcher_run_ready (MMDispatcher *self, + GAsyncResult *res, + GTask *task) +{ + GError *error = NULL; + + if (!mm_dispatcher_run_finish (self, res, &error)) + g_task_return_error (task, error); + else + g_task_return_boolean (task, TRUE); + g_object_unref (task); +} + +void +mm_dispatcher_fcc_unlock_run (MMDispatcherFccUnlock *self, + guint vid, + guint pid, + const gchar *modem_dbus_path, + const GStrv modem_ports, + GCancellable *cancellable, + GAsyncReadyCallback callback, + gpointer user_data) +{ + GTask *task; + guint i; + g_autofree gchar *filename = NULL; + const gchar *enabled_dirs[] = { + FCCUNLOCKDIRUSER, /* sysconfdir */ + FCCUNLOCKDIRPACKAGE, /* libdir */ + }; + + task = g_task_new (self, cancellable, callback, user_data); + + filename = g_strdup_printf ("%04x:%04x", vid, pid); + + for (i = 0; i < G_N_ELEMENTS (enabled_dirs); i++) { + GPtrArray *aux; + g_auto(GStrv) argv = NULL; + g_autofree gchar *path = NULL; + g_autoptr(GFile) file = NULL; + g_autoptr(GError) error = NULL; + guint j; + + path = g_build_path (G_DIR_SEPARATOR_S, enabled_dirs[i], filename, NULL); + file = g_file_new_for_path (path); + + /* If file exists, we attempt to use it */ + if (!g_file_query_exists (file, cancellable)) { + mm_obj_dbg (self, "Cannot run " OPERATION_DESCRIPTION " operation from %s: file doesn't exist", path); + continue; + } + + /* build argv */ + aux = g_ptr_array_new (); + g_ptr_array_add (aux, g_steal_pointer (&path)); + g_ptr_array_add (aux, g_strdup (modem_dbus_path)); + for (j = 0; modem_ports && modem_ports[j]; j++) + g_ptr_array_add (aux, g_strdup (modem_ports[j])); + g_ptr_array_add (aux, NULL); + argv = (GStrv) g_ptr_array_free (aux, FALSE); + + /* run */ + mm_dispatcher_run (MM_DISPATCHER (self), + argv, + MAX_FCC_UNLOCK_EXEC_TIME_SECS, + cancellable, + (GAsyncReadyCallback) dispatcher_run_ready, + task); + return; + } + + g_task_return_new_error (task, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, + OPERATION_DESCRIPTION " operation launch aborted: no valid program found"); + g_object_unref (task); +} + +/*****************************************************************************/ + +static void +mm_dispatcher_fcc_unlock_init (MMDispatcherFccUnlock *self) +{ +} + +static void +mm_dispatcher_fcc_unlock_class_init (MMDispatcherFccUnlockClass *class) +{ +} + +MM_DEFINE_SINGLETON_GETTER (MMDispatcherFccUnlock, mm_dispatcher_fcc_unlock_get, MM_TYPE_DISPATCHER_FCC_UNLOCK, + MM_DISPATCHER_OPERATION_DESCRIPTION, OPERATION_DESCRIPTION) |