From de9cbaa3b7e815a2a95e894e796196bf5629543d Mon Sep 17 00:00:00 2001
From: Maciej Wycik <makar@poczta.of.pl>
Date: Mon, 3 Jun 2013 11:14:59 +0000
Subject: git-svn-id: http://svn.miranda-ng.org/main/trunk@4869
 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

---
 plugins/ConnectionNotify/src/pid2name.cpp | 119 ++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 plugins/ConnectionNotify/src/pid2name.cpp

(limited to 'plugins/ConnectionNotify/src/pid2name.cpp')

diff --git a/plugins/ConnectionNotify/src/pid2name.cpp b/plugins/ConnectionNotify/src/pid2name.cpp
new file mode 100644
index 0000000000..46c51202c7
--- /dev/null
+++ b/plugins/ConnectionNotify/src/pid2name.cpp
@@ -0,0 +1,119 @@
+#include <Windows.h>
+// one can also use Winternl.h if needed
+//#include <Winternl.h> // for UNICODE_STRING and SYSTEM_INFORMATION_CLASS
+#include <stdio.h>
+#include <tchar.h>
+//#include <stdlib.h>
+
+#include <Tlhelp32.h>
+#include "pid2name.h"
+
+void pid2name(DWORD procid,TCHAR* buffer)
+{
+    HANDLE hSnap = INVALID_HANDLE_VALUE;
+    HANDLE hProcess = INVALID_HANDLE_VALUE;
+    PROCESSENTRY32 ProcessStruct;
+    ProcessStruct.dwSize = sizeof(PROCESSENTRY32);
+    hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
+    if(hSnap == INVALID_HANDLE_VALUE)
+        return;
+    if(Process32First(hSnap, &ProcessStruct) == FALSE)
+        return;
+    do
+    {
+		if(ProcessStruct.th32ProcessID==procid)
+		{
+			_stprintf(buffer,_T("%s"),ProcessStruct.szExeFile);
+            break;
+        }
+    }
+    while( Process32Next( hSnap, &ProcessStruct ) );
+    
+	CloseHandle( hSnap );
+}
+
+/*
+#define STATUS_SUCCESS               ((NTSTATUS)0x00000000L)
+#define STATUS_INFO_LENGTH_MISMATCH  ((NTSTATUS)0xC0000004L)
+
+typedef enum _SYSTEM_INFORMATION_CLASS {
+    SystemProcessInformation = 5
+} SYSTEM_INFORMATION_CLASS;
+
+typedef struct _UNICODE_STRING {
+    USHORT Length;
+    USHORT MaximumLength;
+    PWSTR  Buffer;
+} UNICODE_STRING;
+
+typedef LONG KPRIORITY; // Thread priority
+
+typedef struct _SYSTEM_PROCESS_INFORMATION_DETAILD {
+    ULONG NextEntryOffset;
+    ULONG NumberOfThreads;
+    LARGE_INTEGER SpareLi1;
+    LARGE_INTEGER SpareLi2;
+    LARGE_INTEGER SpareLi3;
+    LARGE_INTEGER CreateTime;
+    LARGE_INTEGER UserTime;
+    LARGE_INTEGER KernelTime;
+    UNICODE_STRING ImageName;
+    KPRIORITY BasePriority;
+    HANDLE UniqueProcessId;
+    ULONG InheritedFromUniqueProcessId;
+    ULONG HandleCount;
+    BYTE Reserved4[4];
+    PVOID Reserved5[11];
+    SIZE_T PeakPagefileUsage;
+    SIZE_T PrivatePageCount;
+    LARGE_INTEGER Reserved6[6];
+} SYSTEM_PROCESS_INFORMATION_DETAILD, *PSYSTEM_PROCESS_INFORMATION_DETAILD;
+
+typedef NTSTATUS (WINAPI *PFN_NT_QUERY_SYSTEM_INFORMATION)(
+  IN       SYSTEM_INFORMATION_CLASS SystemInformationClass,
+  IN OUT   PVOID SystemInformation,
+  IN       ULONG SystemInformationLength,
+  OUT OPTIONAL  PULONG ReturnLength
+);
+
+void pid2name(DWORD procid,TCHAR* buffer)
+{
+	size_t bufferSize = 102400;
+    PSYSTEM_PROCESS_INFORMATION_DETAILD pspid=(PSYSTEM_PROCESS_INFORMATION_DETAILD) malloc (bufferSize);
+    ULONG ReturnLength;
+    PFN_NT_QUERY_SYSTEM_INFORMATION pfnNtQuerySystemInformation = (PFN_NT_QUERY_SYSTEM_INFORMATION)GetProcAddress (GetModuleHandle(TEXT("ntdll.dll")), "NtQuerySystemInformation");
+    NTSTATUS status;
+
+    while (TRUE) 
+	{
+        status = pfnNtQuerySystemInformation (SystemProcessInformation, (PVOID)pspid, bufferSize, &ReturnLength);
+        if (status == STATUS_SUCCESS)
+            break;
+        else if (status != STATUS_INFO_LENGTH_MISMATCH) 
+		{ // 0xC0000004L
+            //_tprintf (TEXT("ERROR 0x%X\n"), status);
+			goto error_block;
+        }
+
+        bufferSize *= 2;
+        pspid = (PSYSTEM_PROCESS_INFORMATION_DETAILD) realloc ((PVOID)pspid, bufferSize);
+    }
+
+    for (;;pspid=(PSYSTEM_PROCESS_INFORMATION_DETAILD)(pspid->NextEntryOffset + (PBYTE)pspid)) {
+		if (pspid->UniqueProcessId == (HANDLE)procid)
+		{
+			_stprintf(buffer,"%ls",pspid->ImageName.Buffer);
+			break;
+		}
+        //_tprintf (TEXT("ProcessId: %d, ImageFileName: %ls\n"), pspid->UniqueProcessId,(pspid->ImageName.Length && pspid->ImageName.Buffer)? pspid->ImageName.Buffer: L"");
+        if (pspid->NextEntryOffset == 0) break;
+    }
+error_block:
+if (pspid!=NULL)
+{
+	free(pspid);
+	pspid=NULL;
+}
+return;
+}
+*/
\ No newline at end of file
-- 
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