/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <assert.h>
#include "uv.h"
#include "internal.h"
/* Ntdll function pointers */
sRtlNtStatusToDosError pRtlNtStatusToDosError;
sNtDeviceIoControlFile pNtDeviceIoControlFile;
sNtQueryInformationFile pNtQueryInformationFile;
sNtSetInformationFile pNtSetInformationFile;
sNtQueryVolumeInformationFile pNtQueryVolumeInformationFile;
sNtQueryDirectoryFile pNtQueryDirectoryFile;
sNtQuerySystemInformation pNtQuerySystemInformation;
/* Kernel32 function pointers */
sGetQueuedCompletionStatusEx pGetQueuedCompletionStatusEx;
/* Powrprof.dll function pointer */
sPowerRegisterSuspendResumeNotification pPowerRegisterSuspendResumeNotification;
/* User32.dll function pointer */
sSetWinEventHook pSetWinEventHook;
void uv_winapi_init(void) {
HMODULE ntdll_module;
HMODULE powrprof_module;
HMODULE user32_module;
HMODULE kernel32_module;
ntdll_module = GetModuleHandleA("ntdll.dll");
if (ntdll_module == NULL) {
uv_fatal_error(GetLastError(), "GetModuleHandleA");
}
pRtlNtStatusToDosError = (sRtlNtStatusToDosError) GetProcAddress(
ntdll_module,
"RtlNtStatusToDosError");
if (pRtlNtStatusToDosError == NULL) {
uv_fatal_error(GetLastError(), "GetProcAddress");
}
pNtDeviceIoControlFile = (sNtDeviceIoControlFile) GetProcAddress(
ntdll_module,
"NtDeviceIoControlFile");
if (pNtDeviceIoControlFile == NULL) {
uv_fatal_error(GetLastError(), "GetProcAddress");
}
pNtQueryInformationFile = (sNtQueryInformationFile) GetProcAddress(
ntdll_module,
"NtQueryInformationFile");
if (pNtQueryInformationFile == NULL) {
uv_fatal_error(GetLastError(), "GetProcAddress");
}
pNtSetInformationFile = (sNtSetInformationFile) GetProcAddress(
ntdll_module,
"NtSetInformationFile");
if (pNtSetInformationFile == NULL) {
uv_fatal_error(GetLastError(), "GetProcAddress");
}
pNtQueryVolumeInformationFile = (sNtQueryVolumeInformationFile)
GetProcAddress(ntdll_module, "NtQueryVolumeInformationFile");
if (pNtQueryVolumeInformationFile == NULL) {
uv_fatal_error(GetLastError(), "GetProcAddress");
}
pNtQueryDirectoryFile = (sNtQueryDirectoryFile)
GetProcAddress(ntdll_module, "NtQueryDirectoryFile");
if (pNtQueryVolumeInformationFile == NULL) {
uv_fatal_error(GetLastError(), "GetProcAddress");
}
pNtQuerySystemInformation = (sNtQuerySystemInformation) GetProcAddress(
ntdll_module,
"NtQuerySystemInformation");
if (pNtQuerySystemInformation == NULL) {
uv_fatal_error(GetLastError(), "GetProcAddress");
}
kernel32_module = GetModuleHandleA("kernel32.dll");
if (kernel32_module == NULL) {
uv_fatal_error(GetLastError(), "GetModuleHandleA");
}
pGetQueuedCompletionStatusEx = (sGetQueuedCompletionStatusEx) GetProcAddress(
kernel32_module,
"GetQueuedCompletionStatusEx");
powrprof_module = LoadLibraryA("powrprof.dll");
if (powrprof_module != NULL) {
pPowerRegisterSuspendResumeNotification = (sPowerRegisterSuspendResumeNotification)
GetProcAddress(powrprof_module, "PowerRegisterSuspendResumeNotification");
}
user32_module = LoadLibraryA("user32.dll");
if (user32_module != NULL) {
pSetWinEventHook = (sSetWinEventHook)
GetProcAddress(user32_module, "SetWinEventHook");
}
}