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/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2000-2001 Qualcomm Incorporated
* Copyright (C) 2002-2003 Maxim Krasnyansky <maxk@qualcomm.com>
* Copyright (C) 2002-2006 Marcel Holtmann <marcel@holtmann.org>
*
*
* 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
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <signal.h>
#include <sys/socket.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/hci.h>
#include <bluetooth/hci_lib.h>
#include "hcid.h"
#include "lib.h"
volatile sig_atomic_t __io_canceled;
/*
* Device name expansion
* %d - device id
*/
char *expand_name(char *dst, int size, char *str, int dev_id)
{
register int sp, np, olen;
char *opt, buf[10];
if (!str && !dst)
return NULL;
sp = np = 0;
while (np < size - 1 && str[sp]) {
switch (str[sp]) {
case '%':
opt = NULL;
switch (str[sp+1]) {
case 'd':
sprintf(buf, "%d", dev_id);
opt = buf;
break;
case 'h':
opt = hcid.host_name;
break;
case '%':
dst[np++] = str[sp++];
/* fall through */
default:
sp++;
continue;
}
if (opt) {
/* substitute */
olen = strlen(opt);
if (np + olen < size - 1)
memcpy(dst + np, opt, olen);
np += olen;
}
sp += 2;
continue;
case '\\':
sp++;
/* fall through */
default:
dst[np++] = str[sp++];
break;
}
}
dst[np] = '\0';
return dst;
}
/* Returns current host name */
char *get_host_name(void)
{
char name[40];
if (!gethostname(name, sizeof(name)-1)) {
name[sizeof(name)-1] = 0;
return strdup(name);
}
return strdup("noname");
}
/* Functions to manipulate program title */
extern char **environ;
char *title_start; /* start of the proc title space */
char *title_end; /* end of the proc title space */
int title_size;
void init_title(int argc, char *argv[], char *envp[], const char *name)
{
int i;
/*
* Move the environment so settitle can use the space at
* the top of memory.
*/
for (i = 0; envp[i]; i++);
environ = (char **) malloc(sizeof (char *) * (i + 1));
for (i = 0; envp[i]; i++)
environ[i] = strdup(envp[i]);
environ[i] = NULL;
/*
* Save start and extent of argv for set_title.
*/
title_start = argv[0];
/*
* Determine how much space we can use for set_title.
* Use all contiguous argv and envp pointers starting at argv[0]
*/
for (i =0; i < argc; i++)
if (!i || title_end == argv[i])
title_end = argv[i] + strlen(argv[i]) + 1;
for (i = 0; envp[i]; i++)
if (title_end == envp[i])
title_end = envp[i] + strlen(envp[i]) + 1;
strcpy(title_start, name);
title_start += strlen(name);
title_size = title_end - title_start;
}
void set_title(const char *fmt, ...)
{
char buf[255];
va_list ap;
memset(title_start, 0, title_size);
/* print the argument string */
va_start(ap, fmt);
vsprintf(buf, fmt, ap);
va_end(ap);
if (strlen(buf) > title_size - 1)
buf[title_size - 1] = '\0';
strcat(title_start, buf);
}
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