Re: [PATCH] mm-modem-mbm.c

[bjornrun <bjorn runaker se>]

bjornrun wrote:
> 
> Hello NetworkManager people!
> 
> This patch relates to the Modem-Manager and the addition of MBM broadband
> modem. The diff is taken today from
> git://gitorious.org/modemmanager/mainline.git
> 
> This will add support of showing network mode and signal quality using
> +CIND?
> 
> Related nm-applet patch will come shortly....
> 
> Regards,
> Bjorn
> 
> ---
> 
> --- ../foss/modemmanager/mainline/plugins/mm-modem-mbm.c	2008-10-27
> 04:57:58.000000000 -0700
> +++ ../src/modemmanager/plugins/mm-modem-mbm.c	2008-10-27
> 07:22:24.000000000 -0700
> @@ -4,6 +4,7 @@
>    for supporting Ericsson modules like F3507g.
>  
>    Author: Per Hallsmark <per hallsmark se>
> +          Bjorn Runaker <bjorn runaker ericsson com>
>  
>    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
> @@ -42,6 +43,7 @@
>  
>  typedef struct {
>      char *network_device;
> +    guint32 signal_quality;
>  } MMModemMbmPrivate;
>  
>  enum {
> @@ -242,6 +244,119 @@
>  
>  }
>  
> +static gboolean
> +parse_erinfo (const char *reply, int *mode, int *gsm_rinfo, int
> *umts_rinfo)
> +{
> +    if (reply == NULL || strncmp (reply, "*ERINFO:", 8))
> +        return FALSE;
> +
> +    if (sscanf (reply + 8, "%d,%d,%d", mode, gsm_rinfo, umts_rinfo))
> +        return TRUE;
> +
> +    return FALSE;
> +}
> +
> +static void
> +get_network_mode_done (MMSerial *serial,
> +                       GString *response,
> +                       GError *error,
> +                       gpointer user_data)
> +{
> +    MMCallbackInfo *info = (MMCallbackInfo *) user_data;
> +
> +    g_debug("get_network_mode_done");
> +    if (error)
> +        info->error = g_error_copy (error);
> +    else {
> +        int mode;
> +        int gsm_rinfo;
> +        int umts_rinfo;
> +        guint32 result = 0;
> +
> +        if (parse_erinfo (response->str, &mode, &gsm_rinfo, &umts_rinfo))
> {
> +        	if (umts_rinfo == 2)
> +        		result = MM_MODEM_GSM_NETWORK_MODE_HSDPA;
> +        	else if (umts_rinfo && !gsm_rinfo)
> +        		result = MM_MODEM_GSM_NETWORK_MODE_3G;
> +            else if (umts_rinfo && gsm_rinfo)
> +                result = MM_MODEM_GSM_NETWORK_MODE_PREFER_3G;
> +            else if (gsm_rinfo)
> +                result = MM_MODEM_GSM_NETWORK_MODE_GPRS;
> +        }
> +
> +        if (result == 0)
> +            info->error = g_error_new (MM_MODEM_ERROR,
> MM_MODEM_ERROR_GENERAL,
> +                                       "%s", "Could not parse network
> mode results");
> +        else
> +            mm_callback_info_set_result (info, GUINT_TO_POINTER (result),
> NULL);
> +    }
> +
> +    mm_callback_info_schedule (info);
> +}
> +
> +static void
> +get_network_mode (MMModemGsmNetwork *modem,
> +                  MMModemUIntFn callback,
> +                  gpointer user_data)
> +{
> +    MMCallbackInfo *info;
> +    g_debug("get_network_mode");
> +    info = mm_callback_info_uint_new (MM_MODEM (modem), callback,
> user_data);
> +    mm_serial_queue_command (MM_SERIAL (modem), "AT*ERINFO?", 3,
> get_network_mode_done, info);
> +}
> +
> +/* GetSignalQuality */
> +
> +static void
> +get_signal_quality_done (MMSerial *serial,
> +                         GString *response,
> +                         GError *error,
> +                         gpointer user_data)
> +{
> +    MMCallbackInfo *info = (MMCallbackInfo *) user_data;
> +    char *reply = response->str;
> +
> +    if (error)
> +        info->error = g_error_copy (error);
> +    else if (!strncmp (reply, "+CIND: ", 7)) {
> +        /* Got valid reply */
> +        int battch;
> +        int signal;
> +
> +        reply += 7;
> +
> +        if (sscanf (reply, "%d,%d", &battch, &signal)) {
> +           /* Normalize the quality */
> +            signal = signal * 100 / 5;
> +
> +            MM_MODEM_MBM_GET_PRIVATE (serial)->signal_quality = signal;
> +            mm_callback_info_set_result (info, GUINT_TO_POINTER (signal),
> NULL);
> +        } else
> +            info->error = g_error_new_literal (MM_MODEM_ERROR,
> MM_MODEM_ERROR_GENERAL,
> +                                               "Could not parse signal
> quality results");
> +    }
> +
> +    mm_callback_info_schedule (info);
> +}
> +
> +static void
> +get_signal_quality (MMModemGsmNetwork *modem,
> +                    MMModemUIntFn callback,
> +                    gpointer user_data)
> +{
> +    MMCallbackInfo *info;
> +
> +	g_debug("mbm get_signal_quality");
> +    if (mm_serial_is_connected (MM_SERIAL (modem))) {
> +        g_message ("Returning saved signal quality %d",
> MM_MODEM_MBM_GET_PRIVATE (modem)->signal_quality);
> +        callback (MM_MODEM (modem), MM_MODEM_MBM_GET_PRIVATE
> (modem)->signal_quality, NULL, user_data);
> +        return;
> +    }
> +
> +    info = mm_callback_info_uint_new (MM_MODEM (modem), callback,
> user_data);
> +    mm_serial_queue_command (MM_SERIAL (modem), "+CIND?", 3,
> get_signal_quality_done, info);
> +}
> +
> 
> /*****************************************************************************/
>  
>  static void
> @@ -260,6 +375,8 @@
>  {
>      class->do_register = do_register;
>      class->set_apn = set_apn;
> +    class->get_network_mode = get_network_mode;
> +    class->get_signal_quality = get_signal_quality;
>  }
>  
> 
> --- ../foss/modemmanager/mainline/plugins/mm-modem-mbm.h	2008-10-27
> 04:57:58.000000000 -0700
> +++ ../src/modemmanager/plugins/mm-modem-mbm.h	2008-10-27
> 07:26:48.000000000 -0700
> @@ -4,8 +4,9 @@
>    for supporting Ericsson modules like F3507g.
>  
>    Author: Per Hallsmark <per hallsmark se>
> +          Bjorn Runaker <bjorn runaker ericsson com>
>  
>    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
> 
> 
> 

Hi Dan!

Hope this makes the patch more useful!

Regards,
Bjorn


http://www.nabble.com/file/p20192267/mm-modem-mbm.c.patch
mm-modem-mbm.c.patch 
http://www.nabble.com/file/p20192267/mm-modem-mbm.h.patch
mm-modem-mbm.h.patch 

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