C++ (Cpp) attach_capi_interface Examples

Example #1

int capi_init(void)
{
	memset(capidevs, 0, sizeof(capidevs));

	if (register_chrdev(capi_major, "capi20", &capi_fops)) {
		printk(KERN_ERR "capi20: unable to get major %d\n", capi_major);
		return -EIO;
	}
	printk(KERN_NOTICE "capi20: started up with major %d\n", capi_major);

	if ((capifuncs = attach_capi_interface(&cuser)) == 0) {
		unregister_chrdev(capi_major, "capi20");
		return -EIO;
	}
	return 0;
}

Example #2

File: capi.c Project: zipangotes/DSL-G624T_GPL_code

static int __init capi_init(void)
{
	char *p;
	char *compileinfo;

	MOD_INC_USE_COUNT;

	if ((p = strchr(revision, ':')) != 0 && p[1]) {
		strncpy(rev, p + 2, sizeof(rev));
		rev[sizeof(rev)-1] = 0;
		if ((p = strchr(rev, '$')) != 0 && p > rev)
		   *(p-1) = 0;
	} else
		strcpy(rev, "1.0");

	if (devfs_register_chrdev(capi_major, "capi20", &capi_fops)) {
		printk(KERN_ERR "capi20: unable to get major %d\n", capi_major);
		MOD_DEC_USE_COUNT;
		return -EIO;
	}

#ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
	if (devfs_register_chrdev(capi_rawmajor, "capi/r%d", &capinc_raw_fops)) {
		devfs_unregister_chrdev(capi_major, "capi20");
		printk(KERN_ERR "capi20: unable to get major %d\n", capi_rawmajor);
		MOD_DEC_USE_COUNT;
		return -EIO;
	}
        devfs_register_series (NULL, "capi/r%u", CAPINC_NR_PORTS,
			      DEVFS_FL_DEFAULT,
                              capi_rawmajor, 0,
                              S_IFCHR | S_IRUSR | S_IWUSR,
                              &capinc_raw_fops, NULL);
#endif /* CONFIG_ISDN_CAPI_MIDDLEWARE */
	devfs_register (NULL, "isdn/capi20", DEVFS_FL_DEFAULT,
			capi_major, 0, S_IFCHR | S_IRUSR | S_IWUSR,
			&capi_fops, NULL);
	printk(KERN_NOTICE "capi20: started up with major %d\n", capi_major);

	if ((capifuncs = attach_capi_interface(&cuser)) == 0) {

		MOD_DEC_USE_COUNT;
		devfs_unregister_chrdev(capi_major, "capi20");
#ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
		devfs_unregister_chrdev(capi_rawmajor, "capi/r%d");
#endif /* CONFIG_ISDN_CAPI_MIDDLEWARE */
		devfs_unregister(devfs_find_handle(NULL, "capi20",
						   capi_major, 0,
						   DEVFS_SPECIAL_CHR, 0));
		return -EIO;
	}

#ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
	if (capinc_tty_init() < 0) {
		(void) detach_capi_interface(&cuser);
		devfs_unregister_chrdev(capi_major, "capi20");
		devfs_unregister_chrdev(capi_rawmajor, "capi/r%d");
		MOD_DEC_USE_COUNT;
		return -ENOMEM;
	}
#endif /* CONFIG_ISDN_CAPI_MIDDLEWARE */

	if (alloc_init() < 0) {
#ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
		unsigned int j;
		devfs_unregister_chrdev(capi_rawmajor, "capi/r%d");
		for (j = 0; j < CAPINC_NR_PORTS; j++) {
			char devname[32];
			sprintf(devname, "capi/r%u", j);
			devfs_unregister(devfs_find_handle(NULL, devname, capi_rawmajor, j, DEVFS_SPECIAL_CHR, 0));
		}
		capinc_tty_exit();
#endif /* CONFIG_ISDN_CAPI_MIDDLEWARE */
		(void) detach_capi_interface(&cuser);
		devfs_unregister_chrdev(capi_major, "capi20");
		devfs_unregister(devfs_find_handle(NULL, "capi20",
						   capi_major, 0,
						   DEVFS_SPECIAL_CHR, 0));
		MOD_DEC_USE_COUNT;
		return -ENOMEM;
	}

	(void)proc_init();

#ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
#if defined(CONFIG_ISDN_CAPI_CAPIFS) || defined(CONFIG_ISDN_CAPI_CAPIFS_MODULE)
        compileinfo = " (middleware+capifs)";
#else
        compileinfo = " (no capifs)";
#endif
#else
        compileinfo = " (no middleware)";
#endif
	printk(KERN_NOTICE "capi20: Rev %s: started up with major %d%s\n",
				rev, capi_major, compileinfo);

	MOD_DEC_USE_COUNT;
	return 0;
}