1 files changed, 83 insertions, 0 deletions
diff --git a/plugins/ublox/mm-modem-helpers-ublox.c b/plugins/ublox/mm-modem-helpers-ublox.c
new file mode 100644
index 00000000..ef19e740
--- /dev/null
+++ b/plugins/ublox/mm-modem-helpers-ublox.c
@@ -0,0 +1,83 @@
+/* -*- 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) 2016 Aleksander Morgado <aleksander@aleksander.es>
+ */
+
+#include <glib.h>
+#include <string.h>
+
+#include "mm-modem-helpers.h"
+#include "mm-modem-helpers-ublox.h"
+
+/*****************************************************************************/
+/* UUSBCONF? response parser */
+
+gboolean
+mm_ublox_parse_uusbconf_response (const gchar        *response,
+                                  MMUbloxUsbProfile  *out_profile,
+                                  GError            **error)
+{
+    GRegex *r;
+    GMatchInfo *match_info;
+    GError *inner_error = NULL;
+    MMUbloxUsbProfile profile = MM_UBLOX_USB_PROFILE_UNKNOWN;
+
+    g_assert (out_profile != NULL);
+
+    /* Response may be e.g.:
+     * +UUSBCONF: 3,"RNDIS",,"0x1146"
+     * +UUSBCONF: 2,"ECM",,"0x1143"
+     * +UUSBCONF: 0,"",,"0x1141"
+     *
+     * Note: we don't rely on the PID; assuming future new modules will
+     * have a different PID but they may keep the profile names.
+     */
+    r = g_regex_new ("\\+UUSBCONF: (\\d+),([^,]*),([^,]*),([^,]*)(?:\\r\\n)?", 0, 0, NULL);
+    g_assert (r != NULL);
+
+    g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
+    if (!inner_error && g_match_info_matches (match_info)) {
+        gchar *profile_name;
+
+        profile_name = mm_get_string_unquoted_from_match_info (match_info, 2);
+        if (profile_name && profile_name[0]) {
+            if (g_str_equal (profile_name, "RNDIS"))
+                profile = MM_UBLOX_USB_PROFILE_RNDIS;
+            else if (g_str_equal (profile_name, "ECM"))
+                profile = MM_UBLOX_USB_PROFILE_ECM;
+            else
+                inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_UNSUPPORTED,
+                                           "Unknown USB profile: '%s'", profile_name);
+        } else
+            profile = MM_UBLOX_USB_PROFILE_BACK_COMPATIBLE;
+        g_free (profile_name);
+    }
+
+    if (match_info)
+        g_match_info_free (match_info);
+    g_regex_unref (r);
+
+    if (inner_error) {
+        g_propagate_error (error, inner_error);
+        return FALSE;
+    }
+
+    if (profile == MM_UBLOX_USB_PROFILE_UNKNOWN) {
+        g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
+                     "Couldn't parse profile response");
+        return FALSE;
+    }
+
+    *out_profile = profile;
+    return TRUE;
+}