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/***************************************************************************
* CVSID: $Id$
*
* util.h - Various utilities
*
* Copyright (C) 2004 David Zeuthen, <david@fubar.dk>
*
* Licensed under the Academic Free License version 2.0
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
**************************************************************************/
#ifndef UTIL_H
#define UTIL_H
#include "device.h"
#include "device_store.h"
int util_compute_time_remaining (const char *id, int chargeRate, int chargeLevel, int chargeLastFull, gboolean isDischarging, gboolean isCharging);
int util_compute_percentage_charge (const char *id, int chargeLevel, int chargeLastFull);
gboolean hal_util_remove_trailing_slash (gchar *path);
const gchar *hal_util_get_last_element (const gchar *s);
gchar *hal_util_get_parent_path (const gchar *path);
gchar *hal_util_get_normalized_path (const gchar *path1, const gchar *path2);
gboolean hal_util_get_int_from_file (const gchar *directory, const gchar *file, gint *result, gint base);
gboolean hal_util_set_int_from_file (HalDevice *d, const gchar *key, const gchar *directory, const gchar *file, gint base);
gchar *hal_util_get_string_from_file (const gchar *directory, const gchar *file);
gboolean hal_util_set_string_from_file (HalDevice *d, const gchar *key, const gchar *directory, const gchar *file);
gboolean hal_util_get_bcd2_from_file (const gchar *directory, const gchar *file, gint *result);
gboolean hal_util_set_bcd2_from_file (HalDevice *d, const gchar *key, const gchar *directory, const gchar *file);
void hal_util_compute_udi (HalDeviceStore *store, gchar *dst, gsize dstsize, const gchar *format, ...);
gboolean hal_util_path_ascend (gchar *path);
void hal_util_grep_discard_existing_data (void);
gchar *hal_util_grep_file (const gchar *directory, const gchar *file, const gchar *linestart, gboolean reuse_file);
gint hal_util_grep_int_elem_from_file (const gchar *directory, const gchar *file,
const gchar *linestart, guint elem, guint base, gboolean reuse_file);
gchar *hal_util_grep_string_elem_from_file (const gchar *directory, const gchar *file,
const gchar *linestart, guint elem, gboolean reuse_file);
gboolean hal_util_set_string_elem_from_file (HalDevice *d, const gchar *key,
const gchar *directory, const gchar *file,
const gchar *linestart, guint elem, gboolean reuse_file);
gboolean hal_util_set_int_elem_from_file (HalDevice *d, const gchar *key,
const gchar *directory, const gchar *file,
const gchar *linestart, guint elem, guint base, gboolean reuse_file);
gboolean hal_util_set_bool_elem_from_file (HalDevice *d, const gchar *key,
const gchar *directory, const gchar *file,
const gchar *linestart, guint elem, const gchar *expected,
gboolean reuse_file);
struct HalHelperData_s;
typedef struct HalHelperData_s HalHelperData;
typedef void (*HalHelperTerminatedCB) (HalDevice *d, gboolean timed_out, gint return_code,
gpointer data1, gpointer data2, HalHelperData *helper_data);
struct HalHelperData_s
{
GPid pid;
guint timeout_watch_id;
guint child_watch_id;
HalHelperTerminatedCB cb;
gpointer data1;
gpointer data2;
HalDevice *d;
gboolean already_issued_callback;
gboolean already_issued_kill;
};
unsigned int hal_util_kill_all_helpers (void);
HalHelperData *hal_util_helper_invoke (const gchar *command_line, gchar **extra_env, HalDevice *d,
gpointer data1, gpointer data2, HalHelperTerminatedCB cb, guint timeout);
HalHelperData *hal_util_helper_invoke_with_pipes (const gchar *command_line, gchar **extra_env, HalDevice *d,
gpointer data1, gpointer data2, HalHelperTerminatedCB cb,
guint timeout,
int *standard_input, int *standard_output, int *standard_error);
void hal_util_terminate_helper (HalHelperData *helper_data);
gchar **hal_util_dup_strv_from_g_slist (GSList *strlist);
typedef void (*HalCalloutsDone) (HalDevice *d, gpointer userdata1, gpointer userdata2);
void hal_util_callout_device_add (HalDevice *d, HalCalloutsDone callback, gpointer userdata1, gpointer userdata2);
void hal_util_callout_device_remove (HalDevice *d, HalCalloutsDone callback, gpointer userdata1, gpointer userdata2);
void hal_util_callout_device_preprobe (HalDevice *d, HalCalloutsDone callback, gpointer userdata1, gpointer userdata2);
void hal_util_hexdump (const void *buf, unsigned int size);
#define HAL_HELPER_TIMEOUT 10000
#define HAL_PATH_MAX 256
#endif /* UTIL_H */
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