Files
ModemManager/plugins/mm-modem-sierra-cdma.c
Dan Williams 49b5ffd076 core: use G_DEFINE_TYPE_* instead of rolling our own
Use the macro; save some trees.
2009-10-26 17:56:48 -07:00

288 lines
9.6 KiB
C

/* -*- 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) 2008 - 2009 Novell, Inc.
* Copyright (C) 2009 Red Hat, Inc.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
#define G_UDEV_API_IS_SUBJECT_TO_CHANGE
#include <gudev/gudev.h>
#include "mm-modem-sierra-cdma.h"
#include "mm-errors.h"
#include "mm-callback-info.h"
#include "mm-serial-port.h"
#include "mm-serial-parsers.h"
G_DEFINE_TYPE (MMModemSierraCdma, mm_modem_sierra_cdma, MM_TYPE_GENERIC_CDMA)
#define MM_MODEM_SIERRA_CDMA_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), MM_TYPE_MODEM_SIERRA_CDMA, MMModemSierraCdmaPrivate))
typedef enum {
SYS_MODE_UNKNOWN,
SYS_MODE_CDMA_1X,
SYS_MODE_EVDO_REV0,
SYS_MODE_EVDO_REVA
} SysMode;
typedef struct {
SysMode sys_mode;
} MMModemSierraCdmaPrivate;
MMModem *
mm_modem_sierra_cdma_new (const char *device,
const char *driver,
const char *plugin,
gboolean evdo_rev0,
gboolean evdo_revA)
{
g_return_val_if_fail (device != NULL, NULL);
g_return_val_if_fail (driver != NULL, NULL);
g_return_val_if_fail (plugin != NULL, NULL);
return MM_MODEM (g_object_new (MM_TYPE_MODEM_SIERRA_CDMA,
MM_MODEM_MASTER_DEVICE, device,
MM_MODEM_DRIVER, driver,
MM_MODEM_PLUGIN, plugin,
MM_GENERIC_CDMA_EVDO_REV0, evdo_rev0,
MM_GENERIC_CDMA_EVDO_REVA, evdo_revA,
NULL));
}
/*****************************************************************************/
#define MODEM_REG_TAG "Modem has registered"
#define GENERIC_ROAM_TAG "Roaming:"
#define ROAM_1X_TAG "1xRoam:"
#define ROAM_EVDO_TAG "HDRRoam:"
#define SYS_MODE_TAG "Sys Mode:"
#define SYS_MODE_NO_SERVICE_TAG "NO SRV"
#define SYS_MODE_EVDO_TAG "HDR"
#define SYS_MODE_1X_TAG "1x"
#define EVDO_REV_TAG "HDR Revision:"
static gboolean
get_roam_value (const char *reply, const char *tag, gboolean *roaming)
{
char *p;
p = strstr (reply, tag);
if (!p)
return FALSE;
p += strlen (tag);
while (*p && isspace (*p))
p++;
if (*p == '1') {
*roaming = TRUE;
return TRUE;
} else if (*p == '0') {
*roaming = FALSE;
return TRUE;
}
return FALSE;
}
static void
status_done (MMSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
MMModemSierraCdmaPrivate *priv = MM_MODEM_SIERRA_CDMA_GET_PRIVATE (info->modem);
char **lines, **iter;
gboolean registered = FALSE;
SysMode evdo_mode = SYS_MODE_UNKNOWN;
SysMode sys_mode = SYS_MODE_UNKNOWN;
gboolean cdma_1x_set = FALSE, evdo_set = FALSE;
if (error) {
info->error = g_error_copy (error);
goto done;
}
lines = g_strsplit_set (response->str, "\n\r", 0);
if (!lines) {
/* Whatever, just use default registration state */
goto done;
}
/* Sierra CDMA parts have two general formats depending on whether they
* support EVDO or not. EVDO parts report both 1x and EVDO roaming status
* while of course 1x parts only report 1x status. Some modems also do not
* report the Roaming information (MP 555 GPS).
*
*
* Unregistered MC5725:
* -----------------------
* at!status
* Current band: PCS CDMA
* Current channel: 350
* SID: 0 NID: 0 1xRoam: 0 HDRRoam: 0
* Temp: 33 State: 100 Sys Mode: NO SRV
* Pilot NOT acquired
* Modem has NOT registered
*
* OK
*
* Registered MC5725:
* -----------------------
* Current band: Cellular Sleep
* Current channel: 775
* SID: 30 NID: 2 1xRoam: 0 HDRRoam: 0
* Temp: 29 State: 200 Sys Mode: HDR
* Pilot acquired
* Modem has registered
* HDR Revision: A
*/
for (iter = lines; iter && *iter; iter++) {
gboolean bool_val = FALSE;
char *p;
if (!strncmp (*iter, MODEM_REG_TAG, strlen (MODEM_REG_TAG))) {
registered = TRUE;
continue;
}
/* Roaming */
if (get_roam_value (*iter, ROAM_1X_TAG, &bool_val)) {
mm_generic_cdma_query_reg_state_set_callback_1x_state (info,
bool_val ? MM_MODEM_CDMA_REGISTRATION_STATE_ROAMING :
MM_MODEM_CDMA_REGISTRATION_STATE_HOME);
cdma_1x_set = TRUE;
}
if (get_roam_value (*iter, ROAM_EVDO_TAG, &bool_val)) {
mm_generic_cdma_query_reg_state_set_callback_evdo_state (info,
bool_val ? MM_MODEM_CDMA_REGISTRATION_STATE_ROAMING :
MM_MODEM_CDMA_REGISTRATION_STATE_HOME);
evdo_set = TRUE;
}
if (get_roam_value (*iter, GENERIC_ROAM_TAG, &bool_val)) {
MMModemCdmaRegistrationState reg_state;
reg_state = bool_val ? MM_MODEM_CDMA_REGISTRATION_STATE_ROAMING :
MM_MODEM_CDMA_REGISTRATION_STATE_HOME;
mm_generic_cdma_query_reg_state_set_callback_1x_state (info, reg_state);
mm_generic_cdma_query_reg_state_set_callback_evdo_state (info, reg_state);
cdma_1x_set = TRUE;
evdo_set = TRUE;
}
/* Current system mode */
p = strstr (*iter, SYS_MODE_TAG);
if (p) {
p += strlen (SYS_MODE_TAG);
while (*p && isspace (*p))
p++;
if (!strncmp (p, SYS_MODE_NO_SERVICE_TAG, strlen (SYS_MODE_NO_SERVICE_TAG)))
sys_mode = SYS_MODE_UNKNOWN;
else if (!strncmp (p, SYS_MODE_EVDO_TAG, strlen (SYS_MODE_EVDO_TAG)))
sys_mode = SYS_MODE_EVDO_REV0;
else if (!strncmp (p, SYS_MODE_1X_TAG, strlen (SYS_MODE_1X_TAG)))
sys_mode = SYS_MODE_CDMA_1X;
}
/* Current EVDO revision if system mode is EVDO */
p = strstr (*iter, EVDO_REV_TAG);
if (p) {
p += strlen (EVDO_REV_TAG);
while (*p && isspace (*p))
p++;
if (*p == 'A')
evdo_mode = SYS_MODE_EVDO_REVA;
else if (*p == '0')
evdo_mode = SYS_MODE_EVDO_REV0;
}
}
if (!registered) {
mm_generic_cdma_query_reg_state_set_callback_1x_state (info, MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN);
mm_generic_cdma_query_reg_state_set_callback_evdo_state (info, MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN);
} else {
/* Update current system mode */
if (sys_mode == SYS_MODE_EVDO_REV0 || sys_mode == SYS_MODE_EVDO_REVA) {
/* Prefer the explicit EVDO mode from EVDO_REV_TAG */
sys_mode = evdo_mode;
}
priv->sys_mode = sys_mode;
/* As a backup, if for some reason the registration states didn't get
* figured out by parsing the status info, set some generic registration
* states here.
*/
if (!cdma_1x_set)
mm_generic_cdma_query_reg_state_set_callback_1x_state (info, MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED);
/* Ensure EVDO registration mode is set if we're at least in EVDO mode */
if (!evdo_set && (sys_mode == SYS_MODE_EVDO_REV0 || sys_mode == SYS_MODE_EVDO_REVA))
mm_generic_cdma_query_reg_state_set_callback_1x_state (info, MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED);
}
done:
mm_callback_info_schedule (info);
}
static void
query_registration_state (MMGenericCdma *cdma,
MMModemCdmaRegistrationStateFn callback,
gpointer user_data)
{
MMCallbackInfo *info;
MMSerialPort *primary, *secondary;
primary = mm_generic_cdma_get_port (cdma, MM_PORT_TYPE_PRIMARY);
secondary = mm_generic_cdma_get_port (cdma, MM_PORT_TYPE_SECONDARY);
info = mm_generic_cdma_query_reg_state_callback_info_new (cdma, callback, user_data);
if (mm_port_get_connected (MM_PORT (primary)) && !secondary) {
info->error = g_error_new_literal (MM_MODEM_ERROR, MM_MODEM_ERROR_CONNECTED,
"Cannot get query registration state while connected");
mm_callback_info_schedule (info);
return;
}
mm_serial_port_queue_command (secondary ? secondary : primary,
"!STATUS", 3,
status_done, info);
}
/*****************************************************************************/
static void
mm_modem_sierra_cdma_init (MMModemSierraCdma *self)
{
}
static void
mm_modem_sierra_cdma_class_init (MMModemSierraCdmaClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MMGenericCdmaClass *cdma_class = MM_GENERIC_CDMA_CLASS (klass);
mm_modem_sierra_cdma_parent_class = g_type_class_peek_parent (klass);
g_type_class_add_private (object_class, sizeof (MMModemSierraCdmaPrivate));
cdma_class->query_registration_state = query_registration_state;
}