* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * InspIRCd: (C) 2002-2008 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
#include "inspircd_win32wrapper.h"
#include "inspircd.h"
+#include "configreader.h"
#include <string>
#include <errno.h>
#include <assert.h>
+#define _WIN32_DCOM
+#include <comdef.h>
+#include <Wbemidl.h>
+
+#pragma comment(lib, "wbemuuid.lib")
+#pragma comment(lib, "comsuppwd.lib")
+#pragma comment(lib, "winmm.lib")
using namespace std;
#ifndef INADDR_NONE
#define INADDR_NONE 0xffffffff
#endif
-HANDLE hIPCPipe;
+#include <mmsystem.h>
+
+IWbemLocator *pLoc = NULL;
+IWbemServices *pSvc = NULL;
+
+/* This MUST remain static and delcared outside the class, so that WriteProcessMemory can reference it properly */
+static DWORD owner_processid = 0;
+
int inet_aton(const char *cp, struct in_addr *addr)
{
return rv;
}
-char * strtok_r(char *_String, const char *_Control, char **_Context)
-{
- unsigned char *str;
- const unsigned char *ctl = (const unsigned char*)_Control;
- unsigned char map[32];
-
- if (_Context == 0 || !_Control)
- return 0;
-
- if (!(_String != NULL || *_Context != NULL))
- return 0;
-
- memset(map, 0, 32);
-
- do {
- map[*ctl >> 3] |= (1 << (*ctl & 7));
- } while (*ctl++);
-
- /* If string is NULL, set str to the saved
- * pointer (i.e., continue breaking tokens out of the string
- * from the last strtok call) */
- if (_String != NULL)
- {
- str = (unsigned char*)_String;
- }
- else
- {
- str = (unsigned char*)*_Context;
- }
-
- /* Find beginning of token (skip over leading delimiters). Note that
- * there is no token iff this loop sets str to point to the terminal
- * null (*str == 0) */
- while ((map[*str >> 3] & (1 << (*str & 7))) && *str != 0)
- {
- str++;
- }
-
- _String = (char*)str;
-
- /* Find the end of the token. If it is not the end of the string,
- * put a null there. */
- for ( ; *str != 0 ; str++ )
- {
- if (map[*str >> 3] & (1 << (*str & 7)))
- {
- *str++ = 0;
- break;
- }
- }
-
- /* Update context */
- *_Context = (char*)str;
-
- /* Determine if a token has been found. */
- if (_String == (char*)str)
- {
- return NULL;
- }
- else
- {
- return _String;
- }
-}
-
void setcolor(int color_code)
{
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), color_code);
return -1;
const char * opt = ___argv[arg_counter];
- int return_val = 0;
// if we're not an option, return an error.
if (strnicmp(opt, "--", 2) != 0)
return 1;
}
-/* IPC Messages */
-#define IPC_MESSAGE_REHASH 1
-#define IPC_MESSAGE_DIE 2
-#define IPC_MESSAGE_RESTART 3
-
-void InitIPC()
-{
- static DWORD buflen = 1024;
- static const char * pipename = "\\\\.\\mailslot\\Inspircd";
- hIPCPipe = CreateMailslot(pipename, buflen, 0, 0);
- if (hIPCPipe == INVALID_HANDLE_VALUE)
- printf("IPC Pipe could not be created. Are you sure you didn't start InspIRCd twice?\n");
-}
-
-void CheckIPC(InspIRCd * Instance)
+/*void IPC::Check()
{
if (hIPCPipe == INVALID_HANDLE_VALUE)
return;
if (!res)
{
if (GetLastError() != ERROR_SEM_TIMEOUT)
- Instance->Log(DEFAULT, "IPC Pipe Error %u: %s", GetLastError(), dlerror());
+ Instance->Logs->Log("win32",DEFAULT, "IPC Pipe Error %u: %s", GetLastError(), dlerror());
return;
}
switch (action)
{
case IPC_MESSAGE_REHASH:
- InspIRCd::Rehash(0);
+ Instance->Rehash("due to IPC message");
break;
case IPC_MESSAGE_DIE:
- InspIRCd::Exit(0);
+ Instance->Exit(0);
break;
case IPC_MESSAGE_RESTART:
Instance->Restart("IPC_MESSAGE_RESTART received by mailslot.");
break;
}
-}
-
-void CloseIPC()
-{
- CloseHandle(hIPCPipe);
-}
+}*/
/* These three functions were created from looking at how ares does it
}
return;
}
+
+/* Many inspircd classes contain function pointers/functors which can be changed to point at platform specific implementations
+ * of code. This function repoints these pointers and functors so that calls are windows specific.
+ */
+void ChangeWindowsSpecificPointers(InspIRCd* Instance)
+{
+ Instance->Logs->Log("win32",DEBUG,"Changing to windows specific pointer and functor set");
+ Instance->Config->DNSServerValidator = &ValidateWindowsDnsServer;
+}
+
+DWORD WindowsForkStart(InspIRCd* Instance)
+{
+ /* Windows implementation of fork() :P */
+ if (owner_processid)
+ return 0;
+
+ char module[MAX_PATH];
+ if(!GetModuleFileName(NULL, module, MAX_PATH))
+ {
+ printf("GetModuleFileName() failed.\n");
+ return false;
+ }
+
+ STARTUPINFO startupinfo;
+ PROCESS_INFORMATION procinfo;
+ ZeroMemory(&startupinfo, sizeof(STARTUPINFO));
+ ZeroMemory(&procinfo, sizeof(PROCESS_INFORMATION));
+
+ // Fill in the startup info struct
+ GetStartupInfo(&startupinfo);
+
+ /* Default creation flags create the processes suspended */
+ DWORD startupflags = CREATE_SUSPENDED;
+
+ /* On windows 2003/XP and above, we can use the value
+ * CREATE_PRESERVE_CODE_AUTHZ_LEVEL which gives more access
+ * to the process which we may require on these operating systems.
+ */
+ OSVERSIONINFO vi;
+ vi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+ GetVersionEx(&vi);
+ if ((vi.dwMajorVersion >= 5) && (vi.dwMinorVersion > 0))
+ startupflags |= CREATE_PRESERVE_CODE_AUTHZ_LEVEL;
+
+ // Launch our "forked" process.
+ BOOL bSuccess = CreateProcess ( module, // Module (exe) filename
+ strdup(GetCommandLine()), // Command line (exe plus parameters from the OS)
+ // NOTE: We cannot return the direct value of the
+ // GetCommandLine function here, as the pointer is
+ // passed straight to the child process, and will be
+ // invalid once we exit as it goes out of context.
+ // strdup() seems ok, though.
+ 0, // PROCESS_SECURITY_ATTRIBUTES
+ 0, // THREAD_SECURITY_ATTRIBUTES
+ TRUE, // We went to inherit handles.
+ startupflags, // Allow us full access to the process and suspend it.
+ 0, // ENVIRONMENT
+ 0, // CURRENT_DIRECTORY
+ &startupinfo, // startup info
+ &procinfo); // process info
+
+ if(!bSuccess)
+ {
+ printf("CreateProcess() error: %s\n", dlerror());
+ return false;
+ }
+
+ // Set the owner process id in the target process.
+ SIZE_T written = 0;
+ DWORD pid = GetCurrentProcessId();
+ if(!WriteProcessMemory(procinfo.hProcess, &owner_processid, &pid, sizeof(DWORD), &written) || written != sizeof(DWORD))
+ {
+ printf("WriteProcessMemory() failed: %s\n", dlerror());
+ return false;
+ }
+
+ // Resume the other thread (let it start)
+ ResumeThread(procinfo.hThread);
+
+ // Wait for the new process to kill us. If there is some error, the new process will end and we will end up at the next line.
+ WaitForSingleObject(procinfo.hProcess, INFINITE);
+
+ // If we hit this it means startup failed, default to 14 if this fails.
+ DWORD ExitCode = 14;
+ GetExitCodeProcess(procinfo.hProcess, &ExitCode);
+ CloseHandle(procinfo.hThread);
+ CloseHandle(procinfo.hProcess);
+ return ExitCode;
+}
+
+void WindowsForkKillOwner(InspIRCd * Instance)
+{
+ HANDLE hProcess = OpenProcess(PROCESS_TERMINATE, FALSE, owner_processid);
+ if(!hProcess || !owner_processid)
+ {
+ printf("Could not open process id %u: %s.\n", owner_processid, dlerror());
+ Instance->Exit(14);
+ }
+
+ // die die die
+ if(!TerminateProcess(hProcess, 0))
+ {
+ printf("Could not TerminateProcess(): %s\n", dlerror());
+ Instance->Exit(14);
+ }
+
+ CloseHandle(hProcess);
+}
+
+bool ValidateWindowsDnsServer(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
+{
+ if (!*(data.GetString()))
+ {
+ std::string nameserver;
+ conf->GetInstance()->Logs->Log("win32",DEFAULT,"WARNING: <dns:server> not defined, attempting to find working server in the registry...");
+ nameserver = FindNameServerWin();
+ /* Windows stacks multiple nameservers in one registry key, seperated by commas.
+ * Spotted by Cataclysm.
+ */
+ if (nameserver.find(',') != std::string::npos)
+ nameserver = nameserver.substr(0, nameserver.find(','));
+ /* Just to be FUCKING AKWARD, windows fister... err i mean vista...
+ * seperates the nameservers with spaces instead.
+ */
+ if (nameserver.find(' ') != std::string::npos)
+ nameserver = nameserver.substr(0, nameserver.find(' '));
+ data.Set(nameserver.c_str());
+ conf->GetInstance()->Logs->Log("win32",DEFAULT,"<dns:server> set to '%s' as first active resolver in registry.", nameserver.c_str());
+ }
+ return true;
+}
+
+int gettimeofday(struct timeval * tv, void * tz)
+{
+ if(tv == NULL)
+ return -1;
+
+ DWORD mstime = timeGetTime();
+ tv->tv_sec = time(NULL);
+ tv->tv_usec = (mstime - (tv->tv_sec * 1000)) * 1000;
+ return 0;
+}
+
+/* Initialise WMI. Microsoft have the silliest ideas about easy ways to
+ * obtain the CPU percentage of a running process!
+ * The whole API for this uses evil DCOM and is entirely unicode, giving
+ * all results and accepting queries as wide strings.
+ */
+bool initwmi()
+{
+ HRESULT hres;
+
+ /* Initialise COM. This can kill babies. */
+ hres = CoInitializeEx(0, COINIT_MULTITHREADED);
+ if (FAILED(hres))
+ return false;
+
+ /* COM security. This stuff kills kittens */
+ hres = CoInitializeSecurity(NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_DEFAULT,
+ RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE, NULL);
+
+ if (FAILED(hres))
+ {
+ CoUninitialize();
+ return false;
+ }
+
+ /* Instance to COM object */
+ pLoc = NULL;
+ hres = CoCreateInstance(CLSID_WbemLocator, 0, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID*)&pLoc);
+
+ if (FAILED(hres))
+ {
+ CoUninitialize();
+ return false;
+ }
+
+ pSvc = NULL;
+
+ /* Connect to DCOM server */
+ hres = pLoc->ConnectServer(_bstr_t(L"ROOT\\CIMV2"), NULL, NULL, 0, NULL, 0, 0, &pSvc);
+
+ /* That didn't work, maybe no kittens found to kill? */
+ if (FAILED(hres))
+ {
+ pLoc->Release();
+ CoUninitialize();
+ return false;
+ }
+
+ /* Don't even ASK what this does. I'm still not too sure myself. */
+ hres = CoSetProxyBlanket(pSvc, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL, RPC_C_AUTHN_LEVEL_CALL,
+ RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE);
+
+ if (FAILED(hres))
+ {
+ pSvc->Release();
+ pLoc->Release();
+ CoUninitialize();
+ return false;
+ }
+ return true;
+}
+
+void donewmi()
+{
+ pSvc->Release();
+ pLoc->Release();
+ CoUninitialize();
+}
+
+/* Return the CPU usage in percent of this process */
+int getcpu()
+{
+ HRESULT hres;
+
+ /* Use WQL, similar to SQL, to construct a query that lists the cpu usage and pid of all processes */
+ IEnumWbemClassObject* pEnumerator = NULL;
+ hres = pSvc->ExecQuery(bstr_t("WQL"),
+ bstr_t("Select PercentProcessorTime,IDProcess from Win32_PerfFormattedData_PerfProc_Process"),
+ WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, NULL, &pEnumerator);
+
+ /* Query didn't work */
+ if (FAILED(hres))
+ return -1;
+
+ IWbemClassObject *pclsObj = NULL;
+ ULONG uReturn = 0;
+
+ /* Iterate the query results */
+ while (pEnumerator)
+ {
+ VARIANT vtProp;
+ /* Next item */
+ HRESULT hr = pEnumerator->Next(WBEM_INFINITE, 1, &pclsObj, &uReturn);
+
+ /* No more items left */
+ if (uReturn == 0)
+ break;
+
+ /* Find process ID */
+ hr = pclsObj->Get(L"IDProcess", 0, &vtProp, 0, 0);
+ if (!FAILED(hr))
+ {
+ /* Matches our process ID? */
+ if (vtProp.uintVal == GetCurrentProcessId())
+ {
+ VariantClear(&vtProp);
+ /* Get CPU percentage for this process */
+ hr = pclsObj->Get(L"PercentProcessorTime", 0, &vtProp, 0, 0);
+ if (!FAILED(hr))
+ {
+ /* Deal with wide string ickyness. Who in their right
+ * mind puts a number in a bstrVal wide string item?!
+ */
+ VariantClear(&vtProp);
+ int cpu = 0;
+ std::wstringstream out(vtProp.bstrVal);
+ out >> cpu;
+ pEnumerator->Release();
+ pclsObj->Release();
+ return cpu;
+ }
+ }
+ }
+ }
+ pEnumerator->Release();
+ pclsObj->Release();
+ return -1;
+}
+
+void usleep(unsigned long usecs)
+{
+ if (usecs > 0UL)
+ {
+ unsigned long millis = ((usecs + 999UL) / 1000UL);
+ SleepEx(millis, false);
+ }
+}