annotate src/GvimExt/gvimext.h @ 25607:54fef15ed370 v8.2.3340

patch 8.2.3340: accessing uninitialized pointer Commit: https://github.com/vim/vim/commit/78a9c2e670d29349404b346e0aa90264cab19e9b Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 13 20:12:13 2021 +0200 patch 8.2.3340: accessing uninitialized pointer Problem: Accessing uninitialized pointer. Solution: Set pointer to NULL.
author Bram Moolenaar <Bram@vim.org>
date Fri, 13 Aug 2021 20:15:03 +0200
parents ee2808fb1be9
children 64dac9ff015e
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10
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved gvimext by Tianmiao Hu
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 */
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8
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9 /*
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10 * If you have any questions or any suggestions concerning gvimext, please
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11 * contact Tianmiao Hu: tianmiao@acm.org.
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12 */
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13
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14 #if !defined(AFX_STDAFX_H__3389658B_AD83_11D3_9C1E_0090278BBD99__INCLUDED_)
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15 #define AFX_STDAFX_H__3389658B_AD83_11D3_9C1E_0090278BBD99__INCLUDED_
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16
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17 #if defined(_MSC_VER) && _MSC_VER > 1000
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18 #pragma once
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19 #endif
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20
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21 // Insert your headers here
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22 // #define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
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23
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24 //--------------------------------------------------------------
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25 // common user interface routines
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26 //
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27 //
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28 //--------------------------------------------------------------
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29
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30 #ifndef STRICT
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31 # define STRICT
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32 #endif
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33
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34 #define INC_OLE2 // MS-Windows, get ole2 from windows.h
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35
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36 /* Visual Studio 2005 has 'deprecated' many of the standard CRT functions */
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37 #if defined(_MSC_VER) && _MSC_VER >= 1400
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38 # define _CRT_SECURE_NO_DEPRECATE
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39 # define _CRT_NONSTDC_NO_DEPRECATE
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40 #endif
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41
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42 #include <windows.h>
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43 #include <windowsx.h>
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44 #include <shlobj.h>
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45 #include <wchar.h>
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46
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47 /* Accommodate old versions of VC that don't have a modern Platform SDK */
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48 #if (defined(_MSC_VER) && _MSC_VER < 1300) || !defined(MAXULONG_PTR)
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49 # undef UINT_PTR
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50 # define UINT_PTR UINT
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51 #endif
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52
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53 #define ResultFromShort(i) ResultFromScode(MAKE_SCODE(SEVERITY_SUCCESS, 0, (USHORT)(i)))
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54
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55 // Initialize GUIDs (should be done only and at-least once per DLL/EXE)
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56 //
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57 #pragma data_seg(".text")
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58 #define INITGUID
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59 #include <initguid.h>
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60
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61 //
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62 // The class ID of this Shell extension class.
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63 //
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64 // class id: {51EEE242-AD87-11d3-9C1E-0090278BBD99}
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65 //
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66 //
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67 // NOTE!!! If you use this shell extension as a starting point,
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68 // you MUST change the GUID below. Simply run UUIDGEN.EXE
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69 // to generate a new GUID.
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70 //
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71
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72 // {51EEE242-AD87-11d3-9C1E-0090278BBD99}
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73 // static const GUID <<name>> =
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74 // { 0x51eee242, 0xad87, 0x11d3, { 0x9c, 0x1e, 0x0, 0x90, 0x27, 0x8b, 0xbd, 0x99 } };
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75 //
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76 //
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77
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78 // {51EEE242-AD87-11d3-9C1E-0090278BBD99}
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79 // IMPLEMENT_OLECREATE(<<class>>, <<external_name>>,
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80 // 0x51eee242, 0xad87, 0x11d3, 0x9c, 0x1e, 0x0, 0x90, 0x27, 0x8b, 0xbd, 0x99);
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81 //
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82
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83 // {51EEE242-AD87-11d3-9C1E-0090278BBD99} -- this is the registry format
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84 DEFINE_GUID(CLSID_ShellExtension, 0x51eee242, 0xad87, 0x11d3, 0x9c, 0x1e, 0x0, 0x90, 0x27, 0x8b, 0xbd, 0x99);
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85
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86 // this class factory object creates context menu handlers for windows 32 shell
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87 class CShellExtClassFactory : public IClassFactory
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88 {
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89 protected:
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90 ULONG m_cRef;
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91
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92 public:
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93 CShellExtClassFactory();
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94 ~CShellExtClassFactory();
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95
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96 //IUnknown members
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97 STDMETHODIMP QueryInterface(REFIID, LPVOID FAR *);
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98 STDMETHODIMP_(ULONG) AddRef();
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99 STDMETHODIMP_(ULONG) Release();
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100
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101 //IClassFactory members
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102 STDMETHODIMP CreateInstance(LPUNKNOWN, REFIID, LPVOID FAR *);
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103 STDMETHODIMP LockServer(BOOL);
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104
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105 };
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106 typedef CShellExtClassFactory *LPCSHELLEXTCLASSFACTORY;
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107 #define MAX_HWND 100
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108
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109 // this is the actual OLE Shell context menu handler
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110 class CShellExt : public IContextMenu,
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111 IShellExtInit
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112 {
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113 private:
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114 BOOL LoadMenuIcon();
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115
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116 protected:
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117 ULONG m_cRef;
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118 LPDATAOBJECT m_pDataObj;
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119 UINT m_edit_existing_off;
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120 HBITMAP m_hVimIconBitmap;
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121
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122 // For some reason, this callback must be static
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123 static BOOL CALLBACK EnumWindowsProc(HWND hWnd, LPARAM lParam);
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124
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125 STDMETHODIMP PushToWindow(HWND hParent,
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126 LPCSTR pszWorkingDir,
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127 LPCSTR pszCmd,
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128 LPCSTR pszParam,
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129 int iShowCmd,
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130 int idHWnd);
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131
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132 STDMETHODIMP InvokeSingleGvim(HWND hParent,
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133 LPCSTR pszWorkingDir,
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134 LPCSTR pszCmd,
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135 LPCSTR pszParam,
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136 int iShowCmd,
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137 int gvimExtraOptions);
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138
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139 public:
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140 int m_cntOfHWnd;
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141 HWND m_hWnd[MAX_HWND];
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142 CShellExt();
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143 ~CShellExt();
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144
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145 //IUnknown members
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146 STDMETHODIMP QueryInterface(REFIID, LPVOID FAR *);
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147 STDMETHODIMP_(ULONG) AddRef();
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148 STDMETHODIMP_(ULONG) Release();
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149
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150 //IShell members
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151 STDMETHODIMP QueryContextMenu(HMENU hMenu,
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152 UINT indexMenu,
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153 UINT idCmdFirst,
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154 UINT idCmdLast,
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155 UINT uFlags);
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156
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157 STDMETHODIMP InvokeCommand(LPCMINVOKECOMMANDINFO lpcmi);
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158
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159 STDMETHODIMP GetCommandString(UINT_PTR idCmd,
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160 UINT uFlags,
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161 UINT FAR *reserved,
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162 LPSTR pszName,
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163 UINT cchMax);
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164
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165 //IShellExtInit methods
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166 STDMETHODIMP Initialize(LPCITEMIDLIST pIDFolder,
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167 LPDATAOBJECT pDataObj,
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168 HKEY hKeyID);
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169 };
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170
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171 typedef CShellExt *LPCSHELLEXT;
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172 #pragma data_seg()
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173
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174 #endif