648 lines
19 KiB
C
648 lines
19 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details:
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*
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* Copyright (C) 2008 - 2009 Novell, Inc.
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* Copyright (C) 2009 - 2010 Red Hat, Inc.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#define G_UDEV_API_IS_SUBJECT_TO_CHANGE
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#include <gudev/gudev.h>
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#include "mm-modem-huawei-gsm.h"
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#include "mm-modem-gsm-network.h"
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#include "mm-errors.h"
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#include "mm-callback-info.h"
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#include "mm-at-serial-port.h"
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#include "mm-serial-parsers.h"
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static void modem_init (MMModem *modem_class);
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static void modem_gsm_network_init (MMModemGsmNetwork *gsm_network_class);
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G_DEFINE_TYPE_EXTENDED (MMModemHuaweiGsm, mm_modem_huawei_gsm, MM_TYPE_GENERIC_GSM, 0,
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G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM, modem_init)
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G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM_GSM_NETWORK, modem_gsm_network_init))
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#define MM_MODEM_HUAWEI_GSM_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), MM_TYPE_MODEM_HUAWEI_GSM, MMModemHuaweiGsmPrivate))
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typedef struct {
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/* Cached state */
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guint32 band;
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} MMModemHuaweiGsmPrivate;
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MMModem *
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mm_modem_huawei_gsm_new (const char *device,
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const char *driver,
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const char *plugin)
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{
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g_return_val_if_fail (device != NULL, NULL);
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g_return_val_if_fail (driver != NULL, NULL);
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g_return_val_if_fail (plugin != NULL, NULL);
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return MM_MODEM (g_object_new (MM_TYPE_MODEM_HUAWEI_GSM,
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MM_MODEM_MASTER_DEVICE, device,
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MM_MODEM_DRIVER, driver,
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MM_MODEM_PLUGIN, plugin,
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NULL));
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}
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/*****************************************************************************/
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typedef struct {
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MMModemGsmBand mm;
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guint32 huawei;
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} BandTable;
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static BandTable bands[] = {
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/* Sort 3G first since it's preferred */
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{ MM_MODEM_GSM_BAND_U2100, 0x00400000 },
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{ MM_MODEM_GSM_BAND_U1900, 0x00800000 },
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{ MM_MODEM_GSM_BAND_U850, 0x04000000 },
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{ MM_MODEM_GSM_BAND_U900, 0x00020000 },
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{ MM_MODEM_GSM_BAND_G850, 0x00080000 },
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/* 2G second */
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{ MM_MODEM_GSM_BAND_DCS, 0x00000080 },
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{ MM_MODEM_GSM_BAND_EGSM, 0x00000300 }, /* 0x100 = Extended GSM, 0x200 = Primary GSM */
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{ MM_MODEM_GSM_BAND_PCS, 0x00200000 },
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/* And ANY last since it's most inclusive */
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{ MM_MODEM_GSM_BAND_ANY, 0x3FFFFFFF },
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};
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static gboolean
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band_mm_to_huawei (MMModemGsmBand band, guint32 *out_huawei)
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{
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int i;
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for (i = 0; i < sizeof (bands) / sizeof (BandTable); i++) {
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if (bands[i].mm == band) {
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*out_huawei = bands[i].huawei;
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return TRUE;
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}
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}
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return FALSE;
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}
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static gboolean
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band_huawei_to_mm (guint32 huawei, MMModemGsmBand *out_mm)
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{
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int i;
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for (i = 0; i < sizeof (bands) / sizeof (BandTable); i++) {
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/* The dongle returns a bitfield, but since we don't support that
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* yet in MM, take the "best" band and return it.
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*/
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if (bands[i].huawei & huawei) {
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*out_mm = bands[i].mm;
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return TRUE;
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}
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}
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return FALSE;
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}
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/*****************************************************************************/
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static gboolean
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parse_syscfg (MMModemHuaweiGsm *self,
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const char *reply,
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int *mode_a,
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int *mode_b,
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guint32 *band,
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int *unknown1,
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int *unknown2,
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MMModemGsmAllowedMode *out_mode)
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{
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if (reply == NULL || strncmp (reply, "^SYSCFG:", 8))
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return FALSE;
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if (sscanf (reply + 8, "%d,%d,%x,%d,%d", mode_a, mode_b, band, unknown1, unknown2)) {
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MMModemHuaweiGsmPrivate *priv = MM_MODEM_HUAWEI_GSM_GET_PRIVATE (self);
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MMModemGsmAllowedMode new_mode = MM_MODEM_GSM_ALLOWED_MODE_ANY;
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/* Network mode */
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if (*mode_a == 2 && *mode_b == 1)
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new_mode = MM_MODEM_GSM_ALLOWED_MODE_2G_PREFERRED;
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else if (*mode_a == 2 && *mode_b == 2)
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new_mode = MM_MODEM_GSM_ALLOWED_MODE_3G_PREFERRED;
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else if (*mode_a == 13 && *mode_b == 1)
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new_mode = MM_MODEM_GSM_ALLOWED_MODE_2G_ONLY;
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else if (*mode_a == 14 && *mode_b == 2)
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new_mode = MM_MODEM_GSM_ALLOWED_MODE_3G_ONLY;
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if (out_mode)
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*out_mode = new_mode;
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/* Band */
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priv->band = *band;
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return TRUE;
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}
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return FALSE;
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}
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static void
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set_allowed_mode_done (MMAtSerialPort *port,
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GString *response,
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GError *error,
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gpointer user_data)
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{
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MMCallbackInfo *info = (MMCallbackInfo *) user_data;
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if (error)
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info->error = g_error_copy (error);
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mm_callback_info_schedule (info);
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}
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static void
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set_allowed_mode (MMGenericGsm *gsm,
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MMModemGsmAllowedMode mode,
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MMModemFn callback,
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gpointer user_data)
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{
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MMCallbackInfo *info;
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MMAtSerialPort *port;
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int a, b;
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char *command;
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info = mm_callback_info_new (MM_MODEM (gsm), callback, user_data);
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port = mm_generic_gsm_get_best_at_port (gsm, &info->error);
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if (!port) {
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mm_callback_info_schedule (info);
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return;
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}
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switch (mode) {
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case MM_MODEM_GSM_ALLOWED_MODE_2G_ONLY:
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a = 13;
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b = 1;
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break;
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case MM_MODEM_GSM_ALLOWED_MODE_3G_ONLY:
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a = 14;
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b = 2;
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break;
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case MM_MODEM_GSM_ALLOWED_MODE_2G_PREFERRED:
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a = 2;
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b = 1;
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break;
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case MM_MODEM_GSM_ALLOWED_MODE_3G_PREFERRED:
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a = 2;
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b = 2;
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break;
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case MM_MODEM_GSM_ALLOWED_MODE_ANY:
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default:
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a = 2;
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b = 0;
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break;
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}
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command = g_strdup_printf ("AT^SYSCFG=%d,%d,40000000,2,4", a, b);
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mm_at_serial_port_queue_command (port, command, 3, set_allowed_mode_done, info);
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g_free (command);
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}
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static void
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get_allowed_mode_done (MMAtSerialPort *port,
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GString *response,
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GError *error,
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gpointer user_data)
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{
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MMCallbackInfo *info = (MMCallbackInfo *) user_data;
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MMModemHuaweiGsm *self = MM_MODEM_HUAWEI_GSM (info->modem);
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int mode_a, mode_b, u1, u2;
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guint32 band;
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MMModemGsmAllowedMode mode = MM_MODEM_GSM_ALLOWED_MODE_ANY;
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if (error)
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info->error = g_error_copy (error);
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else if (parse_syscfg (self, response->str, &mode_a, &mode_b, &band, &u1, &u2, &mode))
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mm_callback_info_set_result (info, GUINT_TO_POINTER (mode), NULL);
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mm_callback_info_schedule (info);
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}
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static void
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get_allowed_mode (MMGenericGsm *gsm,
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MMModemUIntFn callback,
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gpointer user_data)
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{
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MMCallbackInfo *info;
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MMAtSerialPort *port;
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info = mm_callback_info_uint_new (MM_MODEM (gsm), callback, user_data);
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port = mm_generic_gsm_get_best_at_port (gsm, &info->error);
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if (!port) {
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mm_callback_info_schedule (info);
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return;
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}
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mm_at_serial_port_queue_command (port, "AT^SYSCFG?", 3, get_allowed_mode_done, info);
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}
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static void
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set_band_done (MMAtSerialPort *port,
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GString *response,
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GError *error,
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gpointer user_data)
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{
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MMCallbackInfo *info = (MMCallbackInfo *) user_data;
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MMModemHuaweiGsm *self = MM_MODEM_HUAWEI_GSM (info->modem);
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MMModemHuaweiGsmPrivate *priv = MM_MODEM_HUAWEI_GSM_GET_PRIVATE (self);
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if (error)
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info->error = g_error_copy (error);
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else {
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/* Success, cache the value */
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priv->band = GPOINTER_TO_UINT (mm_callback_info_get_data (info, "band"));
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}
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mm_callback_info_schedule (info);
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}
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static void
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set_band (MMModemGsmNetwork *modem,
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MMModemGsmBand band,
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MMModemFn callback,
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gpointer user_data)
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{
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MMCallbackInfo *info;
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MMAtSerialPort *port;
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char *command;
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guint32 huawei_band = 0x3FFFFFFF;
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info = mm_callback_info_new (MM_MODEM (modem), callback, user_data);
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port = mm_generic_gsm_get_best_at_port (MM_GENERIC_GSM (modem), &info->error);
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if (!port) {
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mm_callback_info_schedule (info);
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return;
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}
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if (!band_mm_to_huawei (band, &huawei_band)) {
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info->error = g_error_new_literal (MM_MODEM_ERROR, MM_MODEM_ERROR_GENERAL, "Invalid band.");
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mm_callback_info_schedule (info);
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} else {
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mm_callback_info_set_data (info, "band", GUINT_TO_POINTER (huawei_band), NULL);
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command = g_strdup_printf ("AT^SYSCFG=16,3,%X,2,4", huawei_band);
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mm_at_serial_port_queue_command (port, command, 3, set_band_done, info);
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g_free (command);
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}
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}
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static void
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get_band_done (MMAtSerialPort *port,
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GString *response,
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GError *error,
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gpointer user_data)
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{
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MMCallbackInfo *info = (MMCallbackInfo *) user_data;
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MMModemHuaweiGsm *self = MM_MODEM_HUAWEI_GSM (info->modem);
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int mode_a, mode_b, u1, u2;
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guint32 band;
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if (error)
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info->error = g_error_copy (error);
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else if (parse_syscfg (self, response->str, &mode_a, &mode_b, &band, &u1, &u2, NULL)) {
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MMModemGsmBand mm_band = MM_MODEM_GSM_BAND_ANY;
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band_huawei_to_mm (band, &mm_band);
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mm_callback_info_set_result (info, GUINT_TO_POINTER (mm_band), NULL);
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}
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mm_callback_info_schedule (info);
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}
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static void
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get_band (MMModemGsmNetwork *modem,
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MMModemUIntFn callback,
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gpointer user_data)
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{
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MMModemHuaweiGsmPrivate *priv = MM_MODEM_HUAWEI_GSM_GET_PRIVATE (modem);
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MMAtSerialPort *port;
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MMCallbackInfo *info;
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info = mm_callback_info_uint_new (MM_MODEM (modem), callback, user_data);
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/* Prefer cached band from unsolicited messages if we have it */
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if (priv->band != 0) {
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MMModemGsmBand mm_band = MM_MODEM_GSM_BAND_ANY;
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band_huawei_to_mm (priv->band, &mm_band);
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mm_callback_info_set_result (info, GUINT_TO_POINTER (mm_band), NULL);
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mm_callback_info_schedule (info);
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return;
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}
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/* Otherwise ask the modem */
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port = mm_generic_gsm_get_best_at_port (MM_GENERIC_GSM (modem), &info->error);
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if (!port) {
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mm_callback_info_schedule (info);
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return;
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}
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mm_at_serial_port_queue_command (port, "AT^SYSCFG?", 3, get_band_done, info);
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}
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static void
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get_act_request_done (MMAtSerialPort *port,
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GString *response,
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GError *error,
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gpointer user_data)
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{
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MMCallbackInfo *info = user_data;
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MMModemGsmAccessTech act = MM_MODEM_GSM_ACCESS_TECH_UNKNOWN;
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GRegex *r = NULL;
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GMatchInfo *match_info = NULL;
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char *str;
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int srv_stat = 0;
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if (error) {
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info->error = g_error_copy (error);
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goto done;
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}
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/* Can't just use \d here since sometimes you get "^SYSINFO:2,1,0,3,1,,3" */
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r = g_regex_new ("\\^SYSINFO:\\s*(\\d?),(\\d?),(\\d?),(\\d?),(\\d?),(\\d?),(\\d?)$", G_REGEX_UNGREEDY, 0, NULL);
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if (!r) {
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g_set_error_literal (&info->error,
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MM_MODEM_ERROR, MM_MODEM_ERROR_GENERAL,
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"Could not parse ^SYSINFO results.");
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goto done;
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}
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if (!g_regex_match_full (r, response->str, response->len, 0, 0, &match_info, &info->error)) {
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g_set_error_literal (&info->error,
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MM_MODEM_ERROR, MM_MODEM_ERROR_GENERAL,
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"Could not parse ^SYSINFO results.");
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goto done;
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}
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str = g_match_info_fetch (match_info, 1);
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if (str && strlen (str))
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srv_stat = atoi (str);
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g_free (str);
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if (srv_stat != 0) {
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/* Valid service */
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str = g_match_info_fetch (match_info, 7);
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if (str && strlen (str)) {
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if (str[0] == '1')
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act = MM_MODEM_GSM_ACCESS_TECH_GSM;
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else if (str[0] == '2')
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act = MM_MODEM_GSM_ACCESS_TECH_GPRS;
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else if (str[0] == '3')
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act = MM_MODEM_GSM_ACCESS_TECH_EDGE;
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else if (str[0] == '4')
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act = MM_MODEM_GSM_ACCESS_TECH_UMTS;
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else if (str[0] == '5')
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act = MM_MODEM_GSM_ACCESS_TECH_HSDPA;
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else if (str[0] == '6')
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act = MM_MODEM_GSM_ACCESS_TECH_HSUPA;
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else if (str[0] == '7')
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act = MM_MODEM_GSM_ACCESS_TECH_HSPA;
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}
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g_free (str);
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}
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done:
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if (match_info)
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g_match_info_free (match_info);
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if (r)
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g_regex_unref (r);
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mm_callback_info_set_result (info, GUINT_TO_POINTER (act), NULL);
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mm_callback_info_schedule (info);
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}
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static void
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get_access_technology (MMGenericGsm *modem,
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MMModemUIntFn callback,
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gpointer user_data)
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{
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MMAtSerialPort *port;
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MMCallbackInfo *info;
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info = mm_callback_info_uint_new (MM_MODEM (modem), callback, user_data);
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port = mm_generic_gsm_get_best_at_port (modem, &info->error);
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if (!port) {
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mm_callback_info_schedule (info);
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return;
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}
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mm_at_serial_port_queue_command (port, "^SYSINFO", 3, get_act_request_done, info);
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}
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/*****************************************************************************/
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/* Unsolicited message handlers */
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static void
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handle_signal_quality_change (MMAtSerialPort *port,
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GMatchInfo *match_info,
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gpointer user_data)
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{
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MMModemHuaweiGsm *self = MM_MODEM_HUAWEI_GSM (user_data);
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char *str;
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int quality = 0;
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str = g_match_info_fetch (match_info, 1);
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quality = atoi (str);
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g_free (str);
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if (quality == 99) {
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/* 99 means unknown */
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quality = 0;
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} else {
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/* Normalize the quality */
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quality = CLAMP (quality, 0, 31) * 100 / 31;
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}
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mm_generic_gsm_update_signal_quality (MM_GENERIC_GSM (self), (guint32) quality);
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}
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static void
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handle_mode_change (MMAtSerialPort *port,
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GMatchInfo *match_info,
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gpointer user_data)
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{
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MMModemHuaweiGsm *self = MM_MODEM_HUAWEI_GSM (user_data);
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MMModemGsmAccessTech act = MM_MODEM_GSM_ACCESS_TECH_UNKNOWN;
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char *str;
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int a;
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int b;
|
|
|
|
str = g_match_info_fetch (match_info, 1);
|
|
a = atoi (str);
|
|
g_free (str);
|
|
|
|
str = g_match_info_fetch (match_info, 2);
|
|
b = atoi (str);
|
|
g_free (str);
|
|
|
|
if (a == 3) { /* GSM/GPRS mode */
|
|
if (b == 1)
|
|
act = MM_MODEM_GSM_ACCESS_TECH_GSM;
|
|
else if (b == 2)
|
|
act = MM_MODEM_GSM_ACCESS_TECH_GPRS;
|
|
else if (b == 3)
|
|
act = MM_MODEM_GSM_ACCESS_TECH_EDGE;
|
|
} else if (a == 5) { /* WCDMA mode */
|
|
if (b == 4)
|
|
act = MM_MODEM_GSM_ACCESS_TECH_UMTS;
|
|
else if (b == 5)
|
|
act = MM_MODEM_GSM_ACCESS_TECH_HSDPA;
|
|
else if (b == 6)
|
|
act = MM_MODEM_GSM_ACCESS_TECH_HSUPA;
|
|
else if (b == 7)
|
|
act = MM_MODEM_GSM_ACCESS_TECH_HSPA;
|
|
} else if (a == 0)
|
|
act = MM_MODEM_GSM_ACCESS_TECH_UNKNOWN;
|
|
else {
|
|
g_warning ("Couldn't parse mode change value: '%s'", str);
|
|
return;
|
|
}
|
|
|
|
g_debug ("Access Technology: %d", act);
|
|
mm_generic_gsm_update_access_technology (MM_GENERIC_GSM (self), act);
|
|
}
|
|
|
|
static void
|
|
handle_status_change (MMAtSerialPort *port,
|
|
GMatchInfo *match_info,
|
|
gpointer user_data)
|
|
{
|
|
char *str;
|
|
int n1, n2, n3, n4, n5, n6, n7;
|
|
|
|
str = g_match_info_fetch (match_info, 1);
|
|
if (sscanf (str, "%x,%x,%x,%x,%x,%x,%x", &n1, &n2, &n3, &n4, &n5, &n6, &n7)) {
|
|
g_debug ("Duration: %d Up: %d Kbps Down: %d Kbps Total: %d Total: %d\n",
|
|
n1, n2 * 8 / 1000, n3 * 8 / 1000, n4 / 1024, n5 / 1024);
|
|
}
|
|
g_free (str);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
|
|
static gboolean
|
|
grab_port (MMModem *modem,
|
|
const char *subsys,
|
|
const char *name,
|
|
MMPortType suggested_type,
|
|
gpointer user_data,
|
|
GError **error)
|
|
{
|
|
MMGenericGsm *gsm = MM_GENERIC_GSM (modem);
|
|
MMPortType ptype = MM_PORT_TYPE_IGNORED;
|
|
const char *sys[] = { "tty", NULL };
|
|
GUdevClient *client;
|
|
GUdevDevice *device = NULL;
|
|
MMPort *port = NULL;
|
|
int usbif;
|
|
|
|
client = g_udev_client_new (sys);
|
|
if (!client) {
|
|
g_set_error (error, 0, 0, "Could not get udev client.");
|
|
return FALSE;
|
|
}
|
|
|
|
device = g_udev_client_query_by_subsystem_and_name (client, subsys, name);
|
|
if (!device) {
|
|
g_set_error (error, 0, 0, "Could not get udev device.");
|
|
goto out;
|
|
}
|
|
|
|
usbif = g_udev_device_get_property_as_int (device, "ID_USB_INTERFACE_NUM");
|
|
if (usbif < 0) {
|
|
g_set_error (error, 0, 0, "Could not get USB device interface number.");
|
|
goto out;
|
|
}
|
|
|
|
if (usbif == 0) {
|
|
if (!mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_PRIMARY))
|
|
ptype = MM_PORT_TYPE_PRIMARY;
|
|
} else if (suggested_type == MM_PORT_TYPE_SECONDARY) {
|
|
if (!mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_SECONDARY))
|
|
ptype = MM_PORT_TYPE_SECONDARY;
|
|
}
|
|
|
|
port = mm_generic_gsm_grab_port (gsm, subsys, name, ptype, error);
|
|
|
|
if (port && MM_IS_AT_SERIAL_PORT (port)) {
|
|
GRegex *regex;
|
|
|
|
g_object_set (G_OBJECT (port), MM_PORT_CARRIER_DETECT, FALSE, NULL);
|
|
|
|
regex = g_regex_new ("\\r\\n\\^RSSI:(\\d+)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
|
|
mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, handle_signal_quality_change, modem, NULL);
|
|
g_regex_unref (regex);
|
|
|
|
regex = g_regex_new ("\\r\\n\\^MODE:(\\d),(\\d)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
|
|
mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, handle_mode_change, modem, NULL);
|
|
g_regex_unref (regex);
|
|
|
|
regex = g_regex_new ("\\r\\n\\^DSFLOWRPT:(.+)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
|
|
mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, handle_status_change, modem, NULL);
|
|
g_regex_unref (regex);
|
|
|
|
regex = g_regex_new ("\\r\\n\\^BOOT:.+\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
|
|
mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, NULL, modem, NULL);
|
|
g_regex_unref (regex);
|
|
}
|
|
|
|
out:
|
|
if (device)
|
|
g_object_unref (device);
|
|
g_object_unref (client);
|
|
return !!port;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
|
|
static void
|
|
modem_init (MMModem *modem_class)
|
|
{
|
|
modem_class->grab_port = grab_port;
|
|
}
|
|
|
|
static void
|
|
modem_gsm_network_init (MMModemGsmNetwork *class)
|
|
{
|
|
class->set_band = set_band;
|
|
class->get_band = get_band;
|
|
}
|
|
|
|
static void
|
|
mm_modem_huawei_gsm_init (MMModemHuaweiGsm *self)
|
|
{
|
|
}
|
|
|
|
static void
|
|
mm_modem_huawei_gsm_class_init (MMModemHuaweiGsmClass *klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
MMGenericGsmClass *gsm_class = MM_GENERIC_GSM_CLASS (klass);
|
|
|
|
mm_modem_huawei_gsm_parent_class = g_type_class_peek_parent (klass);
|
|
g_type_class_add_private (object_class, sizeof (MMModemHuaweiGsmPrivate));
|
|
|
|
gsm_class->set_allowed_mode = set_allowed_mode;
|
|
gsm_class->get_allowed_mode = get_allowed_mode;
|
|
gsm_class->get_access_technology = get_access_technology;
|
|
}
|
|
|