From 68e725d45e55e842e9a9df9ef47a0fe3a8199f2b Mon Sep 17 00:00:00 2001
From: Lukas Voegl <lvoegl@tdt.de>
Date: Mon, 4 Nov 2024 12:55:54 +0100
Subject: broadband-modem-cinterion: implement load_current_modes

Signed-off-by: Lukas Voegl <lvoegl@tdt.de>
---
 src/plugins/cinterion/mm-modem-helpers-cinterion.c | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)

(limited to 'src/plugins/cinterion/mm-modem-helpers-cinterion.c')

diff --git a/src/plugins/cinterion/mm-modem-helpers-cinterion.c b/src/plugins/cinterion/mm-modem-helpers-cinterion.c
index 52b2baf8..b2ef89a9 100644
--- a/src/plugins/cinterion/mm-modem-helpers-cinterion.c
+++ b/src/plugins/cinterion/mm-modem-helpers-cinterion.c
@@ -1993,6 +1993,7 @@ mm_cinterion_build_cops_set_command (MMModemMode   mode,
         if (mode != MM_MODEM_MODE_ANY) {
             /* append <RaT> */
             if (!modem_mode_to_cops_uint (mode, &cops_mode, error)) {
+                g_string_free (command, TRUE);
                 return FALSE;
             }
             g_string_append_printf (command, ",%u", cops_mode);
@@ -2002,3 +2003,63 @@ mm_cinterion_build_cops_set_command (MMModemMode   mode,
     *out = g_string_free (command, FALSE);
     return TRUE;
 }
+
+gboolean
+mm_cinterion_parse_ws46_response (const gchar  *response,
+                                  MMModemMode  *result,
+                                  GError      **error)
+{
+    g_autoptr(GRegex)     r = NULL;
+    g_autoptr(GMatchInfo) match_info = NULL;
+    guint                 mode_num;
+
+    r = g_regex_new ("\\+WS46:\\s*(\\d+)",
+                     G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
+    g_assert (r != NULL);
+
+    if (!g_regex_match (r, response, 0, &match_info)) {
+        g_set_error (error,
+                     MM_CORE_ERROR,
+                     MM_CORE_ERROR_FAILED,
+                     "Failed to parse WS46 response '%s'",
+                     response);
+        return FALSE;
+    }
+
+    if (!mm_get_uint_from_match_info (match_info, 1, &mode_num)) {
+        g_set_error (error,
+                     MM_CORE_ERROR,
+                     MM_CORE_ERROR_FAILED,
+                     "Failed to get mode from WS46 response '%s'",
+                     response);
+        return FALSE;
+    }
+
+    switch (mode_num) {
+        case 12:
+            /* GSM digital cellular (GERAN only) */
+            *result = MM_MODEM_MODE_2G;
+            break;
+        case 22:
+            /* UTRAN only */
+            *result = MM_MODEM_MODE_3G;
+            break;
+        case 25:
+            /* GERAN, UTRAN and E-UTRAN */
+            *result = MM_MODEM_MODE_ANY;
+            break;
+        case 28:
+            /* E-UTRAN only */
+            *result = MM_MODEM_MODE_4G;
+            break;
+        default:
+            g_set_error (error,
+                         MM_CORE_ERROR,
+                         MM_CORE_ERROR_FAILED,
+                         "Unknown WS46 mode '%u'",
+                         mode_num);
+            return FALSE;
+    }
+
+    return TRUE;
+}
-- 
cgit v1.2.3-70-g09d2