NTSTATUS DriverEntry(PDRIVER_OBJECT driverObject, PUNICODE_STRING registryPath)
{
LdrDataTableEntry *entry = driverObject->DriverSection;
PsLoadedModuleList = entry->in_load_links.Flink;
driverObject->DriverUnload = DriverUnload;
VCPU_DEBUG("We're mapped at %p (size: %d bytes (%d KB), on %d pages)\n",
entry->base, entry->size, entry->size / 1024, entry->size / PAGE_SIZE);
LdrDataTableEntry *kentry = container_of(PsLoadedModuleList->Flink, LdrDataTableEntry, in_load_links);
g_kernel_base = kentry->base;
VCPU_DEBUG("Kernel: %p -> %p (size: 0x%X pages: %d) path: %wS\n",
kentry->base, (uintptr_t)kentry->base + kentry->size,
kentry->size, BYTES_TO_PAGES(kentry->size),
kentry->path.Buffer);
ExInitializeDriverRuntime(DrvRtPoolNxOptIn);
NTSTATUS status = ksm_init();
if (NT_SUCCESS(status))
status = register_power_callback(&g_dev_ext);
if (NT_SUCCESS(status))
status = PsCreateSystemThread(&hThread, STANDARD_RIGHTS_ALL, NULL, NULL, &cid, (PKSTART_ROUTINE)sys_thread, NULL);
VCPU_DEBUG("ret: 0x%08X\n", status);
return status;
}
/*
功能：初始化IOSS模块
参数：无
*/
IO_API __bool PMC_API init_ioss()
{
_load_settings();//通过pmc.in或程序默认，给几个相关变量赋初值g_fltMaxChangeRate、g_fltTagLife
register_power_callback(_power_callback, 0);//用形参对CALLBACK_ITEM的成员赋值，并链接到RTK_LIST_ENTRY
pnp_probe_devices();//加载设备驱动DLL，并得到其导出函数的指针
if(!CDBRefresher::init()){//add本地节点、组和标签；对g_Handlers[]中的函数指针赋值；开启一个线程
utils_error("Global initialization of CRefresher failed.\n");
return __false;
}
return __true;
}
bool CRtkService::_init()
{
char serverName[rtkm_node_key_length + 1];
m_bPending = __true;
PrimaryCheckInterval = GetPrivateProfileInt(
"PMC",
"PrimaryCheckInterval",
500,
get_config_file()
);
if(PrimaryCheckInterval < 50 || PrimaryCheckInterval > 5000){
utils_error(
"Warning : PrimaryCheckInterval=%d is invalid, reset to 500.\n",
PrimaryCheckInterval
);
PrimaryCheckInterval = 500;
}
MaxPrimaryWatchDogCounter = GetPrivateProfileInt(
"PMC",
"PrimaryWatchDogCounter",
8,
get_config_file()
);
if(MaxPrimaryWatchDogCounter < 3 || MaxPrimaryWatchDogCounter > 50){
utils_error(
"Warning : PrimaryWatchDogCounter=%d is invalid, reset to 20.\n",
PrimaryWatchDogCounter
);
MaxPrimaryWatchDogCounter = 8;
}
PrimaryWatchDogCounter = MaxPrimaryWatchDogCounter;
m_bPending = __false;
init_powermgr();
#ifdef _WIN32
init_spac();//初始化得到security descriptor、mutex对象句柄数组mutics[]和event对象句柄数组events[]
#endif
init_server_shell();//创建g_shell
init_config();//空函数。。。
GetPrivateProfileString(
"PMC",
"ServerName",
"",
serverName,
sizeof(serverName),
get_config_file()
);
//若pmc.ini中没有给出节点名，取本机名为节点名
if(!serverName[0]){
DWORD len;
len = sizeof(serverName);
GetComputerName(serverName, &len);
}
//初始化网络，即设定一些值，创建链表g_buses,<bus_id, CRtkVBus*>，并开启5个VBUS线程
if(!init_network(RTK_INIT_AS_SERVER, serverName)){
return false;
}
//给g_buses中的4个元素的CRtkVBus的成员赋值
connect_vbus(
BUSID_RTDB,
VBUS_CONNECT_AS_SERVER,
on_rtdb,
rtdb_filter
);
connect_vbus(
BUSID_SYSTEM,
VBUS_CONNECT_AS_SERVER,
on_system,
server_filter
);
connect_vbus(
BUSID_OPERATION,
VBUS_CONNECT_AS_SERVER,
on_operation,
server_filter
);
connect_vbus(
BUSID_CONFIG,
VBUS_CONNECT_AS_SERVER,
on_config,
server_filter
);
utils_trace("Networking Subsystem initialized.\n");
register_power_callback(power_state_changed, 0);//创建一个CALLBACK_ITEM，用形参给其成员赋值，并链接上RTK_LIST_ENTRY
// checking primary site
if(!setup_running_state()){
return false;
}
setup_rtdb();//在pmc.ini中寻找组名，加载组名对应的*.csv文件中的标签到内存，并开启一个线程。
utils_trace("Realtime Database Subsystem initialized.\n");
init_ioss();
utils_trace("IO Susbsystem initialized.\n");
utils_trace("%s started...\n", versionString.c_str());
if(get_power_state() == PWR_RUNNING){
online_broadcast();//发送一个报警数据包，RTK_ALARM_PACKET型
}
return true;
}