Files
ModemManager/plugins/mm-plugin-huawei.c
Tambet Ingo 9b5425cdd9 Turn off carrier detection for all Huawei modems.
Find the monitoring device for Huawei modems by usb interface number.
2009-05-25 10:16:12 +03:00

226 lines
6.2 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
#include <string.h>
#include <gmodule.h>
#include "mm-plugin-huawei.h"
#include "mm-modem-huawei.h"
static void plugin_init (MMPlugin *plugin_class);
G_DEFINE_TYPE_EXTENDED (MMPluginHuawei, mm_plugin_huawei, G_TYPE_OBJECT,
0, G_IMPLEMENT_INTERFACE (MM_TYPE_PLUGIN, plugin_init))
int mm_plugin_major_version = MM_PLUGIN_MAJOR_VERSION;
int mm_plugin_minor_version = MM_PLUGIN_MINOR_VERSION;
G_MODULE_EXPORT MMPlugin *
mm_plugin_create (void)
{
return MM_PLUGIN (g_object_new (MM_TYPE_PLUGIN_HUAWEI, NULL));
}
/*****************************************************************************/
static const char *
get_name (MMPlugin *plugin)
{
return "Huawei";
}
static char **
list_supported_udis (MMPlugin *plugin, LibHalContext *hal_ctx)
{
char **supported = NULL;
char **devices;
int num_devices;
int i;
devices = libhal_find_device_by_capability (hal_ctx, "modem", &num_devices, NULL);
if (devices) {
GPtrArray *array;
array = g_ptr_array_new ();
for (i = 0; i < num_devices; i++) {
char *udi = devices[i];
if (mm_plugin_supports_udi (plugin, hal_ctx, udi))
g_ptr_array_add (array, g_strdup (udi));
}
if (array->len > 0) {
g_ptr_array_add (array, NULL);
supported = (char **) g_ptr_array_free (array, FALSE);
} else
g_ptr_array_free (array, TRUE);
}
g_strfreev (devices);
return supported;
}
static int
get_product (LibHalContext *hal_ctx, const char *udi)
{
char *parent_udi;
int product = 0;
parent_udi = libhal_device_get_property_string (hal_ctx, udi, "info.parent", NULL);
if (parent_udi) {
product = libhal_device_get_property_int (hal_ctx, parent_udi, "usb.product_id", NULL);
libhal_free_string (parent_udi);
}
return product;
}
static gboolean
supports_udi (MMPlugin *plugin, LibHalContext *hal_ctx, const char *udi)
{
char **capabilities;
char **iter;
gboolean supported = FALSE;
capabilities = libhal_device_get_property_strlist (hal_ctx, udi, "modem.command_sets", NULL);
for (iter = capabilities; iter && *iter && !supported; iter++) {
if (!strcmp (*iter, "GSM-07.07")) {
char *parent_udi;
parent_udi = libhal_device_get_property_string (hal_ctx, udi, "info.parent", NULL);
if (parent_udi) {
int vendor;
int product;
vendor = libhal_device_get_property_int (hal_ctx, parent_udi, "usb.vendor_id", NULL);
product = get_product (hal_ctx, udi);
if (vendor == 0x12d1 && (product == 0x1001 || product == 0x1003 || product == 0x1004))
supported = TRUE;
libhal_free_string (parent_udi);
}
}
}
g_strfreev (capabilities);
return supported;
}
static char *
get_driver_name (LibHalContext *ctx, const char *udi)
{
char *parent_udi;
char *driver = NULL;
parent_udi = libhal_device_get_property_string (ctx, udi, "info.parent", NULL);
if (parent_udi) {
driver = libhal_device_get_property_string (ctx, parent_udi, "info.linux.driver", NULL);
libhal_free_string (parent_udi);
}
return driver;
}
static char *
find_second_port (LibHalContext *ctx, const char *parent)
{
char **children;
char *second_port = NULL;
int num_children = 0;
int i;
if (!libhal_device_property_exists (ctx, parent, "usb.interface.number", NULL) ||
libhal_device_get_property_int (ctx, parent, "usb.interface.number", NULL) != 1)
return NULL;
children = libhal_manager_find_device_string_match (ctx, "info.parent", parent, &num_children, NULL);
for (i = 0; i < num_children && second_port == NULL; i++)
second_port = libhal_device_get_property_string (ctx, children[i], "serial.device", NULL);
libhal_free_string_array (children);
return second_port;
}
static char *
get_monitor_device (LibHalContext *ctx, const char *udi)
{
char *parent;
char *grand_parent;
char **uncles;
char *monitor_device = NULL;
int num_uncles = 0;
int i;
parent = libhal_device_get_property_string (ctx, udi, "info.parent", NULL);
grand_parent = libhal_device_get_property_string (ctx, parent, "info.parent", NULL);
/* Find "uncles" */
uncles = libhal_manager_find_device_string_match (ctx, "info.parent", grand_parent, &num_uncles, NULL);
for (i = 0; i < num_uncles && monitor_device == NULL; i++) {
const char *uncle = uncles[i];
/* Ignore "dad" */
if (strcmp (uncle, parent))
monitor_device = find_second_port (ctx, uncle);
}
libhal_free_string_array (uncles);
libhal_free_string (parent);
libhal_free_string (grand_parent);
return monitor_device;
}
static MMModem *
create_modem (MMPlugin *plugin, LibHalContext *hal_ctx, const char *udi)
{
char *data_device;
char *monitor_device;
char *driver;
MMModem *modem;
data_device = libhal_device_get_property_string (hal_ctx, udi, "serial.device", NULL);
g_return_val_if_fail (data_device != NULL, NULL);
driver = get_driver_name (hal_ctx, udi);
g_return_val_if_fail (driver != NULL, NULL);
if (get_product (hal_ctx, udi) == 0x1001) {
/* This modem is handled by generic GSM device */
modem = mm_generic_gsm_new (data_device, driver);
} else {
monitor_device = get_monitor_device (hal_ctx, udi);
modem = mm_modem_huawei_new (data_device, monitor_device, driver);
libhal_free_string (monitor_device);
}
libhal_free_string (data_device);
libhal_free_string (driver);
return modem;
}
/*****************************************************************************/
static void
plugin_init (MMPlugin *plugin_class)
{
/* interface implementation */
plugin_class->get_name = get_name;
plugin_class->list_supported_udis = list_supported_udis;
plugin_class->supports_udi = supports_udi;
plugin_class->create_modem = create_modem;
}
static void
mm_plugin_huawei_init (MMPluginHuawei *self)
{
}
static void
mm_plugin_huawei_class_init (MMPluginHuaweiClass *klass)
{
}