core: handle incoming calls (RING/CRING, CLIP, NO CARRIER).

src/mm-modem-helpers.c

@@ -348,6 +348,32 @@ mm_voice_cring_regex_get (void)
                         NULL);
 }
 
+GRegex *
+mm_voice_clip_regex_get (void)
+{
+    /* Example:
+     * <CR><LF>+CLIP: "+393351391306",145,,,,0<CR><LF>
+     *                 \_ Number      \_ Type \_ Validity
+     */
+
+    return g_regex_new ("\\r\\n\\+CLIP:\\s*\"(\\S+)\",\\s*(\\d+),\\s*,\\s*,\\s*,\\s*(\\d+)\\r\\n",
+                        G_REGEX_RAW | G_REGEX_OPTIMIZE,
+                        0,
+                        NULL);
+}
+
+GRegex *
+mm_voice_nocarrier_regex_get (void)
+{
+    /* Example:
+     * <CR><LF>NO CARRIER<CR><LF>
+     */
+    return g_regex_new ("\\r\\n\\NO CARRIER\\r\\n",
+                        G_REGEX_RAW | G_REGEX_OPTIMIZE,
+                        0,
+                        NULL);
+}
+
 GRegex *
 mm_voice_dtmf_regex_get (void)
 {