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Name	Size	Permission
common	[ DIR ]	drwxr-xr-x
syscall_hooks	[ DIR ]	drwxr-xr-x
transport	[ DIR ]	drwxr-xr-x
Kbuild	2.91 KB	-rw-r--r--
Makefile	2.2 KB	-rw-r--r--
compat.c	4.23 KB	-rw-r--r--
compat.h	6.22 KB	-rw-r--r--
debug.h	2.58 KB	-rw-r--r--
dkms.conf	146 B	-rw-r--r--
memory.h	529 B	-rw-r--r--
module.c	1.85 KB	-rw-r--r--
stringify.h	261 B	-rw-r--r--
task_info_map.c	7.75 KB	-rw-r--r--
task_info_map.h	1.8 KB	-rw-r--r--
tracepoints.c	2.96 KB	-rw-r--r--
tracepoints.h	299 B	-rw-r--r--

Code Editor : module.c

/**
@file
@brief    Linux kernel 'module'
@details  Copyright (c) 2017 Acronis International GmbH
@author   Mikhail Krivtsov (mikhail.krivtsov@acronis.com)
@since    $Id: $
*/

#include "debug.h"		// DPRINTF
#include "syscall_common.h"
#include "task_info_map.h"
#include "tracepoints.h"
#include "transport.h"

#include <linux/module.h>
#include <linux/version.h>	// LINUX_VERSION_CODE, KERNEL_VERSION()

/*
    Initialization order is very important.
    'transport' depends on 'pid_bw_list'
    'syscall_hooks' and 'tracepoints' depend on 'transport'
*/
static int __init module_init_impl(void)
{
	int ret;

IPRINTF("DRIVER_VERSION=%s", DRIVER_VERSION_STRING);
	IPRINTF("LINUX_VERSION_CODE=%u.%u.%u", LINUX_VERSION_CODE >> 16,
		(LINUX_VERSION_CODE >> 8) & 0xFF, LINUX_VERSION_CODE & 0xFF);
#if defined RHEL_RELEASE_CODE
	IPRINTF("RHEL_RELEASE_CODE=%u.%u",
		RHEL_RELEASE_CODE >> 8, RHEL_RELEASE_CODE & 0xFF);
#endif

ret = task_info_map_init();
	if (ret) {
		EPRINTF("'%s()' failure %i", "task_info_map_init", ret);
		goto out;
	}

ret = transport_mod_init();
	if (ret) {
		EPRINTF("'%s()' failure %i", "transport_mod_init", ret);
		goto shutdown_task_info_map;
	}

ret = syscall_hooks_init();
	if (ret) {
		EPRINTF("'%s()' failure %i", "syscall_hooks_init", ret);
		goto shutdown_transport;
	}

// Note: 'ret' is already 0 here
	goto out;

shutdown_transport:
	transport_mod_down();
shutdown_task_info_map:
	task_info_map_down();
out:
	DPRINTF("ret=%i", ret);
	return ret;
}

static void __exit module_down_impl(void)
{
	IPRINTF("module unload started");
	syscall_hooks_exit();
	transport_mod_down();
	task_info_map_down();
	IPRINTF("module unload finished");
}

MODULE_AUTHOR("Acronis International GmbH");
MODULE_DESCRIPTION("APL (Active Protection for Linux)");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRIVER_VERSION_STRING);
module_init(module_init_impl);
module_exit(module_down_impl);

${this.title}

Code Editor : module.c