1 | /*
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2 | * Marshaling library
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3 | *
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4 | * Copyright 2002 Marcus Meissner
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5 | */
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6 |
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7 | #include "config.h"
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8 |
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9 | #include <stdlib.h>
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10 | #include <stdio.h>
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11 | #include <string.h>
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12 | #include <assert.h>
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13 |
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14 | #include "windef.h"
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15 | #include "objbase.h"
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16 | #include "ole2.h"
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17 | #include "ole2ver.h"
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18 | #include "rpc.h"
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19 | #include "winerror.h"
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20 | #include "winreg.h"
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21 | #include "wownt32.h"
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22 | #include "wtypes.h"
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23 | #include "wine/unicode.h"
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24 | #include "wine/obj_base.h"
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25 | #include "wine/obj_clientserver.h"
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26 | #include "wine/obj_misc.h"
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27 | #include "wine/obj_marshal.h"
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28 | #include "wine/obj_storage.h"
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29 | #include "wine/obj_channel.h"
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30 | #include "wine/winbase16.h"
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31 | #include "compobj_private.h"
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32 | #include "ifs.h"
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33 |
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34 | #include "debugtools.h"
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35 |
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36 | DEFAULT_DEBUG_CHANNEL(ole);
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37 |
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38 | /* Marshaling just passes a unique identifier to the remote client,
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39 | * that makes it possible to find the passed interface again.
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40 | *
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41 | * So basically we need a set of values that make it unique.
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42 | *
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43 | * Process Identifier, Object IUnknown ptr, IID
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44 | *
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45 | * Note that the IUnknown_QI(ob,xiid,&ppv) always returns the SAME ppv value!
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46 | */
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47 |
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48 | typedef struct _mid2unknown {
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49 | wine_marshal_id mid;
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50 | LPUNKNOWN pUnk;
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51 | } mid2unknown;
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52 |
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53 | typedef struct _mid2stub {
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54 | wine_marshal_id mid;
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55 | IRpcStubBuffer *stub;
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56 | LPUNKNOWN pUnkServer;
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57 | } mid2stub;
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58 |
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59 | static mid2stub *stubs = NULL;
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60 | static int nrofstubs = 0;
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61 |
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62 | static mid2unknown *proxies = NULL;
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63 | static int nrofproxies = 0;
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64 |
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65 | HRESULT
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66 | MARSHAL_Find_Stub_Server(wine_marshal_id *mid,LPUNKNOWN *punk) {
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67 | int i;
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68 |
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69 | for (i=0;i<nrofstubs;i++) {
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70 | if (MARSHAL_Compare_Mids_NoInterface(mid,&(stubs[i].mid))) {
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71 | *punk = stubs[i].pUnkServer;
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72 | IUnknown_AddRef((*punk));
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73 | return S_OK;
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74 | }
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75 | }
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76 | return E_FAIL;
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77 | }
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78 |
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79 | HRESULT
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80 | MARSHAL_Find_Stub_Buffer(wine_marshal_id *mid,IRpcStubBuffer **stub) {
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81 | int i;
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82 |
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83 | for (i=0;i<nrofstubs;i++) {
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84 | if (MARSHAL_Compare_Mids(mid,&(stubs[i].mid))) {
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85 | *stub = stubs[i].stub;
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86 | IUnknown_AddRef((*stub));
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87 | return S_OK;
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88 | }
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89 | }
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90 | return E_FAIL;
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91 | }
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92 |
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93 | HRESULT
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94 | MARSHAL_Find_Stub(wine_marshal_id *mid,LPUNKNOWN *pUnk) {
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95 | int i;
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96 |
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97 | for (i=0;i<nrofstubs;i++) {
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98 | if (MARSHAL_Compare_Mids(mid,&(stubs[i].mid))) {
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99 | *pUnk = stubs[i].pUnkServer;
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100 | IUnknown_AddRef((*pUnk));
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101 | return S_OK;
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102 | }
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103 | }
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104 | return E_FAIL;
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105 | }
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106 |
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107 | HRESULT
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108 | MARSHAL_Register_Stub(wine_marshal_id *mid,LPUNKNOWN pUnk,IRpcStubBuffer *stub) {
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109 | LPUNKNOWN xPunk;
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110 | if (!MARSHAL_Find_Stub(mid,&xPunk)) {
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111 | FIXME("Already have entry for (%lx/%s)!\n",mid->objectid,debugstr_guid(&(mid->iid)));
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112 | return S_OK;
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113 | }
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114 | if (nrofstubs)
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115 | stubs=HeapReAlloc(GetProcessHeap(),0,stubs,sizeof(stubs[0])*(nrofstubs+1));
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116 | else
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117 | stubs=HeapAlloc(GetProcessHeap(),0,sizeof(stubs[0]));
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118 | if (!stubs) return E_OUTOFMEMORY;
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119 | stubs[nrofstubs].stub = stub;
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120 | stubs[nrofstubs].pUnkServer = pUnk;
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121 | memcpy(&(stubs[nrofstubs].mid),mid,sizeof(*mid));
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122 | nrofstubs++;
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123 | return S_OK;
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124 | }
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125 |
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126 | HRESULT
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127 | MARSHAL_Find_Proxy(wine_marshal_id *mid,LPUNKNOWN *punk) {
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128 | int i;
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129 |
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130 | for (i=0;i<nrofproxies;i++)
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131 | if (MARSHAL_Compare_Mids(mid,&(proxies[i].mid))) {
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132 | *punk = proxies[i].pUnk;
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133 | IUnknown_AddRef((*punk));
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134 | return S_OK;
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135 | }
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136 | return E_FAIL;
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137 | }
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138 |
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139 | HRESULT
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140 | MARSHAL_Find_Proxy_Object(wine_marshal_id *mid,LPUNKNOWN *punk) {
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141 | int i;
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142 |
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143 | for (i=0;i<nrofproxies;i++)
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144 | if (MARSHAL_Compare_Mids_NoInterface(mid,&(proxies[i].mid))) {
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145 | *punk = proxies[i].pUnk;
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146 | IUnknown_AddRef((*punk));
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147 | return S_OK;
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148 | }
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149 | return E_FAIL;
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150 | }
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151 |
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152 | HRESULT
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153 | MARSHAL_Register_Proxy(wine_marshal_id *mid,LPUNKNOWN punk) {
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154 | int i;
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155 |
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156 | for (i=0;i<nrofproxies;i++) {
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157 | if (MARSHAL_Compare_Mids(mid,&(proxies[i].mid))) {
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158 | ERR("Already have mid?\n");
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159 | return E_FAIL;
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160 | }
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161 | }
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162 | if (nrofproxies)
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163 | proxies = HeapReAlloc(GetProcessHeap(),0,proxies,sizeof(proxies[0])*(nrofproxies+1));
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164 | else
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165 | proxies = HeapAlloc(GetProcessHeap(),0,sizeof(proxies[0]));
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166 | memcpy(&(proxies[nrofproxies].mid),mid,sizeof(*mid));
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167 | proxies[nrofproxies].pUnk = punk;
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168 | nrofproxies++;
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169 | IUnknown_AddRef(punk);
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170 | return S_OK;
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171 | }
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172 |
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173 | /********************** StdMarshal implementation ****************************/
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174 | typedef struct _StdMarshalImpl {
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175 | ICOM_VTABLE(IMarshal) *lpvtbl;
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176 | DWORD ref;
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177 |
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178 | IID iid;
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179 | DWORD dwDestContext;
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180 | LPVOID pvDestContext;
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181 | DWORD mshlflags;
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182 | } StdMarshalImpl;
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183 |
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184 | HRESULT WINAPI
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185 | StdMarshalImpl_QueryInterface(LPMARSHAL iface,REFIID riid,LPVOID *ppv) {
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186 | *ppv = NULL;
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187 | if (IsEqualIID(&IID_IUnknown,riid) || IsEqualIID(&IID_IMarshal,riid)) {
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188 | *ppv = iface;
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189 | IUnknown_AddRef(iface);
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190 | return S_OK;
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191 | }
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192 | FIXME("No interface for %s.\n",debugstr_guid(riid));
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193 | return E_NOINTERFACE;
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194 | }
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195 |
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196 | ULONG WINAPI
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197 | StdMarshalImpl_AddRef(LPMARSHAL iface) {
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198 | ICOM_THIS(StdMarshalImpl,iface);
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199 | This->ref++;
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200 | return This->ref;
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201 | }
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202 |
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203 | ULONG WINAPI
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204 | StdMarshalImpl_Release(LPMARSHAL iface) {
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205 | ICOM_THIS(StdMarshalImpl,iface);
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206 | This->ref--;
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207 |
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208 | if (This->ref)
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209 | return This->ref;
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210 | HeapFree(GetProcessHeap(),0,This);
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211 | return 0;
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212 | }
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213 |
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214 | HRESULT WINAPI
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215 | StdMarshalImpl_GetUnmarshalClass(
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216 | LPMARSHAL iface, REFIID riid, void* pv, DWORD dwDestContext,
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217 | void* pvDestContext, DWORD mshlflags, CLSID* pCid
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218 | ) {
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219 | memcpy(pCid,&CLSID_DfMarshal,sizeof(CLSID_DfMarshal));
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220 | return S_OK;
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221 | }
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222 |
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223 | HRESULT WINAPI
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224 | StdMarshalImpl_GetMarshalSizeMax(
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225 | LPMARSHAL iface, REFIID riid, void* pv, DWORD dwDestContext,
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226 | void* pvDestContext, DWORD mshlflags, DWORD* pSize
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227 | ) {
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228 | *pSize = sizeof(wine_marshal_id)+sizeof(wine_marshal_data);
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229 | return S_OK;
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230 | }
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231 |
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232 | HRESULT WINAPI
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233 | StdMarshalImpl_MarshalInterface(
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234 | LPMARSHAL iface, IStream *pStm,REFIID riid, void* pv, DWORD dwDestContext,
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235 | void* pvDestContext, DWORD mshlflags
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236 | ) {
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237 | wine_marshal_id mid;
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238 | wine_marshal_data md;
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239 | IUnknown *pUnk;
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240 | ULONG res;
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241 | HRESULT hres;
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242 | IRpcStubBuffer *stub;
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243 | IPSFactoryBuffer *psfacbuf;
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244 |
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245 | TRACE("(...,%s,...)\n",debugstr_guid(riid));
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246 | IUnknown_QueryInterface((LPUNKNOWN)pv,&IID_IUnknown,(LPVOID*)&pUnk);
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247 | mid.processid = GetCurrentProcessId();
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248 | mid.objectid = (DWORD)pUnk; /* FIXME */
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249 | IUnknown_Release(pUnk);
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250 | memcpy(&mid.iid,riid,sizeof(mid.iid));
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251 | md.dwDestContext = dwDestContext;
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252 | md.mshlflags = mshlflags;
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253 | hres = IStream_Write(pStm,&mid,sizeof(mid),&res);
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254 | if (hres) return hres;
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255 | hres = IStream_Write(pStm,&md,sizeof(md),&res);
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256 | if (hres) return hres;
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257 |
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258 | if (SUCCEEDED(MARSHAL_Find_Stub(&mid,&pUnk))) {
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259 | IUnknown_Release(pUnk);
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260 | return S_OK;
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261 | }
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262 | hres = get_facbuf_for_iid(riid,&psfacbuf);
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263 | if (hres) return hres;
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264 | hres = IPSFactoryBuffer_CreateStub(psfacbuf,riid,pv,&stub);
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265 | IPSFactoryBuffer_Release(psfacbuf);
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266 | if (hres) {
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267 | FIXME("Failed to create a stub for %s\n",debugstr_guid(riid));
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268 | return hres;
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269 | }
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270 | IUnknown_QueryInterface((LPUNKNOWN)pv,riid,(LPVOID*)&pUnk);
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271 | MARSHAL_Register_Stub(&mid,pUnk,stub);
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272 | IUnknown_Release(pUnk);
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273 | return S_OK;
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274 | }
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275 |
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276 | HRESULT WINAPI
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277 | StdMarshalImpl_UnmarshalInterface(
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278 | LPMARSHAL iface, IStream *pStm, REFIID riid, void **ppv
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279 | ) {
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280 | wine_marshal_id mid;
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281 | wine_marshal_data md;
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282 | ULONG res;
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283 | HRESULT hres;
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284 | IPSFactoryBuffer *psfacbuf;
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285 | IRpcProxyBuffer *rpcproxy;
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286 | IRpcChannelBuffer *chanbuf;
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287 |
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288 | TRACE("(...,%s,....)\n",debugstr_guid(riid));
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289 | hres = IStream_Read(pStm,&mid,sizeof(mid),&res);
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290 | if (hres) return hres;
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291 | hres = IStream_Read(pStm,&md,sizeof(md),&res);
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292 | if (hres) return hres;
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293 | if (SUCCEEDED(MARSHAL_Find_Stub(&mid,(LPUNKNOWN*)ppv))) {
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294 | FIXME("Calling back to ourselves for %s!\n",debugstr_guid(riid));
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295 | return S_OK;
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296 | }
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297 | hres = get_facbuf_for_iid(riid,&psfacbuf);
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298 | if (hres) return hres;
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299 | hres = IPSFactoryBuffer_CreateProxy(psfacbuf,NULL,riid,&rpcproxy,ppv);
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300 | if (hres) {
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301 | FIXME("Failed to create a proxy for %s\n",debugstr_guid(riid));
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302 | return hres;
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303 | }
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304 | hres = PIPE_GetNewPipeBuf(&mid,&chanbuf);
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305 | if (hres)
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306 | FIXME("Failed to get an rpc channel buffer for %s\n",debugstr_guid(riid));
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307 | IRpcProxyBuffer_Connect(rpcproxy,chanbuf);
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308 | IRpcProxyBuffer_Release(rpcproxy); /* no need */
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309 | IPSFactoryBuffer_Release(psfacbuf);
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310 | return S_OK;
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311 | }
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312 |
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313 | HRESULT WINAPI
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314 | StdMarshalImpl_ReleaseMarshalData(LPMARSHAL iface, IStream *pStm) {
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315 | FIXME("(), stub!\n");
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316 | return S_OK;
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317 | }
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318 |
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319 | HRESULT WINAPI
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320 | StdMarshalImpl_DisconnectObject(LPMARSHAL iface, DWORD dwReserved) {
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321 | FIXME("(), stub!\n");
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322 | return S_OK;
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323 | }
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324 |
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325 | ICOM_VTABLE(IMarshal) stdmvtbl = {
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326 | ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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327 | StdMarshalImpl_QueryInterface,
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328 | StdMarshalImpl_AddRef,
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329 | StdMarshalImpl_Release,
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330 | StdMarshalImpl_GetUnmarshalClass,
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331 | StdMarshalImpl_GetMarshalSizeMax,
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332 | StdMarshalImpl_MarshalInterface,
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333 | StdMarshalImpl_UnmarshalInterface,
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334 | StdMarshalImpl_ReleaseMarshalData,
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335 | StdMarshalImpl_DisconnectObject
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336 | };
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337 |
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338 | /***********************************************************************
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339 | * CoGetStandardMarshal [OLE32.23]
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340 | *
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341 | * When the COM library in the client process receives a marshaled
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342 | * interface pointer, it looks for a CLSID to be used in creating a proxy
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343 | * for the purposes of unmarshaling the packet. If the packet does not
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344 | * contain a CLSID for the proxy, COM calls CoGetStandardMarshal, passing a
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345 | * NULL pUnk value.
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346 | * This function creates a standard proxy in the client process and returns
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347 | * a pointer to that proxy's implementation of IMarshal.
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348 | * COM uses this pointer to call CoUnmarshalInterface to retrieve the pointer
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349 | * to the requested interface.
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350 | */
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351 | HRESULT WINAPI
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352 | CoGetStandardMarshal(
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353 | REFIID riid,IUnknown *pUnk,DWORD dwDestContext,LPVOID pvDestContext,
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354 | DWORD mshlflags, LPMARSHAL *pMarshal
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355 | ) {
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356 | StdMarshalImpl *dm;
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357 |
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358 | if (pUnk == NULL) {
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359 | FIXME("(%s,NULL,%lx,%p,%lx,%p), unimplemented yet.\n",
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360 | debugstr_guid(riid),dwDestContext,pvDestContext,mshlflags,pMarshal
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361 | );
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362 | return E_FAIL;
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363 | }
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364 | TRACE("(%s,%p,%lx,%p,%lx,%p)\n",
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365 | debugstr_guid(riid),pUnk,dwDestContext,pvDestContext,mshlflags,pMarshal
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366 | );
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367 | #ifdef __WIN32OS2__
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368 | *pMarshal = HeapAlloc(GetProcessHeap(),0,sizeof(StdMarshalImpl));
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369 | dm = (StdMarshalImpl*) *pMarshal;
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370 | #else
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371 | dm = (StdMarshalImpl*) *pMarshal = HeapAlloc(GetProcessHeap(),0,sizeof(StdMarshalImpl));
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372 | #endif
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373 | if (!dm) return E_FAIL;
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374 | dm->lpvtbl = &stdmvtbl;
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375 | dm->ref = 1;
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376 |
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377 | memcpy(&dm->iid,riid,sizeof(dm->iid));
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378 | dm->dwDestContext = dwDestContext;
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379 | dm->pvDestContext = pvDestContext;
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380 | dm->mshlflags = mshlflags;
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381 | return S_OK;
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382 | }
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383 |
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384 | /* Helper function for getting Marshaler */
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385 | static HRESULT WINAPI
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386 | _GetMarshaller(REFIID riid, IUnknown *pUnk,DWORD dwDestContext,
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387 | void *pvDestContext, DWORD mshlFlags, LPMARSHAL *pMarshal
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388 | ) {
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389 | HRESULT hres;
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390 |
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391 | if (!pUnk)
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392 | return E_POINTER;
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393 | hres = IUnknown_QueryInterface(pUnk,&IID_IMarshal,(LPVOID*)pMarshal);
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394 | if (hres)
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395 | hres = CoGetStandardMarshal(riid,pUnk,dwDestContext,pvDestContext,mshlFlags,pMarshal);
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396 | return hres;
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397 | }
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398 |
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399 | /***********************************************************************
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400 | * CoGetMarshalSizeMax [OLE32.21]
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401 | */
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402 | HRESULT WINAPI
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403 | CoGetMarshalSizeMax(ULONG *pulSize, REFIID riid, IUnknown *pUnk,
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404 | DWORD dwDestContext, void *pvDestContext, DWORD mshlFlags
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405 | ) {
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406 | HRESULT hres;
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407 | LPMARSHAL pMarshal;
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408 |
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409 | hres = _GetMarshaller(riid,pUnk,dwDestContext,pvDestContext,mshlFlags,&pMarshal);
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410 | if (hres)
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411 | return hres;
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412 | hres = IMarshal_GetMarshalSizeMax(pMarshal,riid,pUnk,dwDestContext,pvDestContext,mshlFlags,pulSize);
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413 | *pulSize += sizeof(wine_marshal_id)+sizeof(wine_marshal_data)+sizeof(CLSID);
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414 | IMarshal_Release(pMarshal);
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415 | return hres;
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416 | }
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417 |
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418 |
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419 | /***********************************************************************
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420 | * CoMarshalInterface [OLE32.34]
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421 | */
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422 | HRESULT WINAPI
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423 | CoMarshalInterface( IStream *pStm, REFIID riid, IUnknown *pUnk,
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424 | DWORD dwDestContext, void *pvDestContext, DWORD mshlflags
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425 | ) {
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426 | HRESULT hres;
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427 | LPMARSHAL pMarshal;
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428 | CLSID xclsid;
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429 | ULONG writeres;
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430 | wine_marshal_id mid;
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431 | wine_marshal_data md;
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432 | ULONG res;
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433 | IUnknown *pUnknown;
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---|
434 |
|
---|
435 | TRACE("(%p, %s, %p, %lx, %p, %lx)\n",
|
---|
436 | pStm,debugstr_guid(riid),pUnk,dwDestContext,pvDestContext,mshlflags
|
---|
437 | );
|
---|
438 | STUBMGR_Start(); /* Just to be sure we have one running. */
|
---|
439 | mid.processid = GetCurrentProcessId();
|
---|
440 | IUnknown_QueryInterface(pUnk,&IID_IUnknown,(LPVOID*)&pUnknown);
|
---|
441 | mid.objectid = (DWORD)pUnknown;
|
---|
442 | IUnknown_Release(pUnknown);
|
---|
443 | memcpy(&mid.iid,riid,sizeof(mid.iid));
|
---|
444 | md.dwDestContext = dwDestContext;
|
---|
445 | md.mshlflags = mshlflags;
|
---|
446 | hres = IStream_Write(pStm,&mid,sizeof(mid),&res);
|
---|
447 | if (hres) return hres;
|
---|
448 | hres = IStream_Write(pStm,&md,sizeof(md),&res);
|
---|
449 | if (hres) return hres;
|
---|
450 | hres = _GetMarshaller(riid,pUnk,dwDestContext,pvDestContext,mshlflags,&pMarshal);
|
---|
451 | if (hres) {
|
---|
452 | FIXME("Failed to get marshaller, %lx?\n",hres);
|
---|
453 | return hres;
|
---|
454 | }
|
---|
455 | hres = IMarshal_GetUnmarshalClass(pMarshal,riid,pUnk,dwDestContext,pvDestContext,mshlflags,&xclsid);
|
---|
456 | if (hres) {
|
---|
457 | FIXME("IMarshal:GetUnmarshalClass failed, %lx\n",hres);
|
---|
458 | goto release_marshal;
|
---|
459 | }
|
---|
460 | hres = IStream_Write(pStm,&xclsid,sizeof(xclsid),&writeres);
|
---|
461 | if (hres) {
|
---|
462 | FIXME("Stream write failed, %lx\n",hres);
|
---|
463 | goto release_marshal;
|
---|
464 | }
|
---|
465 | hres = IMarshal_MarshalInterface(pMarshal,pStm,riid,pUnk,dwDestContext,pvDestContext,mshlflags);
|
---|
466 | if (hres) {
|
---|
467 | FIXME("Failed to Marshal the interface, %lx?\n",hres);
|
---|
468 | goto release_marshal;
|
---|
469 | }
|
---|
470 | release_marshal:
|
---|
471 | IMarshal_Release(pMarshal);
|
---|
472 | return hres;
|
---|
473 | }
|
---|
474 |
|
---|
475 |
|
---|
476 | /***********************************************************************
|
---|
477 | * CoUnmarshalInterface [OLE32.50]
|
---|
478 | */
|
---|
479 | HRESULT WINAPI
|
---|
480 | CoUnmarshalInterface(IStream *pStm, REFIID riid, LPVOID *ppv) {
|
---|
481 | HRESULT hres;
|
---|
482 | wine_marshal_id mid;
|
---|
483 | wine_marshal_data md;
|
---|
484 | ULONG res;
|
---|
485 | LPMARSHAL pMarshal;
|
---|
486 | LPUNKNOWN pUnk;
|
---|
487 | CLSID xclsid;
|
---|
488 |
|
---|
489 | TRACE("(%p,%s,%p)\n",pStm,debugstr_guid(riid),ppv);
|
---|
490 |
|
---|
491 | hres = IStream_Read(pStm,&mid,sizeof(mid),&res);
|
---|
492 | if (hres) {
|
---|
493 | FIXME("Stream read 1 failed, %lx, (%ld of %d)\n",hres,res,sizeof(mid));
|
---|
494 | return hres;
|
---|
495 | }
|
---|
496 | hres = IStream_Read(pStm,&md,sizeof(md),&res);
|
---|
497 | if (hres) {
|
---|
498 | FIXME("Stream read 2 failed, %lx, (%ld of %d)\n",hres,res,sizeof(md));
|
---|
499 | return hres;
|
---|
500 | }
|
---|
501 | hres = IStream_Read(pStm,&xclsid,sizeof(xclsid),&res);
|
---|
502 | if (hres) {
|
---|
503 | FIXME("Stream read 3 failed, %lx, (%ld of %d)\n",hres,res,sizeof(xclsid));
|
---|
504 | return hres;
|
---|
505 | }
|
---|
506 | hres=CoCreateInstance(&xclsid,NULL,CLSCTX_INPROC_SERVER | CLSCTX_INPROC_HANDLER | CLSCTX_LOCAL_SERVER,&IID_IMarshal,(void**)&pUnk);
|
---|
507 | if (hres) {
|
---|
508 | FIXME("Failed to create instance of unmarshaller %s.\n",debugstr_guid(&xclsid));
|
---|
509 | return hres;
|
---|
510 | }
|
---|
511 | hres = _GetMarshaller(riid,pUnk,md.dwDestContext,NULL,md.mshlflags,&pMarshal);
|
---|
512 | if (hres) {
|
---|
513 | FIXME("Failed to get unmarshaller, %lx?\n",hres);
|
---|
514 | return hres;
|
---|
515 | }
|
---|
516 | hres = IMarshal_UnmarshalInterface(pMarshal,pStm,riid,ppv);
|
---|
517 | if (hres) {
|
---|
518 | FIXME("Failed to Unmarshal the interface, %lx?\n",hres);
|
---|
519 | goto release_marshal;
|
---|
520 | }
|
---|
521 | release_marshal:
|
---|
522 | IMarshal_Release(pMarshal);
|
---|
523 | return hres;
|
---|
524 | }
|
---|
525 |
|
---|
526 | /***********************************************************************
|
---|
527 | * CoMarshalInterThreadInterfaceInStream [OLE32.33]
|
---|
528 | *
|
---|
529 | * Marshal interfaces across threads. We don't have a thread distinction,
|
---|
530 | * meaning most interfaces just work across different threads, the RPC
|
---|
531 | * handles it.
|
---|
532 | */
|
---|
533 | HRESULT WINAPI
|
---|
534 | CoMarshalInterThreadInterfaceInStream(
|
---|
535 | REFIID riid, LPUNKNOWN pUnk, LPSTREAM * ppStm
|
---|
536 | ) {
|
---|
537 | ULONG res;
|
---|
538 | ULARGE_INTEGER xpos;
|
---|
539 | LARGE_INTEGER seekto;
|
---|
540 | HRESULT hres;
|
---|
541 |
|
---|
542 | TRACE("(,%s,)\n",debugstr_guid(riid));
|
---|
543 | hres = CreateStreamOnHGlobal(0, TRUE, ppStm);
|
---|
544 | if (hres) return hres;
|
---|
545 | /* CoMarshalInterface(...); */
|
---|
546 | hres = IStream_Write(*ppStm,&pUnk,sizeof(LPUNKNOWN),&res);
|
---|
547 | if (hres) return hres;
|
---|
548 | memset(&seekto,0,sizeof(seekto));
|
---|
549 | IStream_Seek(*ppStm,seekto,SEEK_SET,&xpos);
|
---|
550 | return S_OK;
|
---|
551 | }
|
---|
552 |
|
---|
553 | /***********************************************************************
|
---|
554 | * CoGetInterfaceAndReleaseStream [OLE32.19]
|
---|
555 | */
|
---|
556 | HRESULT WINAPI
|
---|
557 | CoGetInterfaceAndReleaseStream(LPSTREAM pStm,REFIID riid, LPVOID *ppv) {
|
---|
558 | ULONG res;
|
---|
559 | HRESULT hres;
|
---|
560 | LPUNKNOWN pUnk;
|
---|
561 |
|
---|
562 | TRACE("(,%s,)\n",debugstr_guid(riid));
|
---|
563 | /* CoUnmarshalInterface(...); */
|
---|
564 | hres = IStream_Read(pStm,&pUnk,sizeof(LPUNKNOWN),&res);
|
---|
565 | if (hres) return hres;
|
---|
566 | IStream_Release(pStm);
|
---|
567 | return IUnknown_QueryInterface(pUnk,riid,ppv);
|
---|
568 | }
|
---|
569 |
|
---|
570 | static HRESULT WINAPI
|
---|
571 | SMCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid, LPVOID *ppv) {
|
---|
572 | *ppv = NULL;
|
---|
573 | if (IsEqualIID(riid,&IID_IUnknown) || IsEqualIID(riid,&IID_IClassFactory)) {
|
---|
574 | *ppv = (LPVOID)iface;
|
---|
575 | return S_OK;
|
---|
576 | }
|
---|
577 | return E_NOINTERFACE;
|
---|
578 | }
|
---|
579 | static ULONG WINAPI SMCF_AddRef(LPCLASSFACTORY iface) { return 2; }
|
---|
580 | static ULONG WINAPI SMCF_Release(LPCLASSFACTORY iface) { return 1; }
|
---|
581 |
|
---|
582 | static HRESULT WINAPI
|
---|
583 | SMCF_CreateInstance(
|
---|
584 | LPCLASSFACTORY iface, LPUNKNOWN pUnk, REFIID riid, LPVOID *ppv
|
---|
585 | ) {
|
---|
586 | if (IsEqualIID(riid,&IID_IMarshal)) {
|
---|
587 | StdMarshalImpl *dm;
|
---|
588 | dm=(StdMarshalImpl*)HeapAlloc(GetProcessHeap(),0,sizeof(StdMarshalImpl));
|
---|
589 | if (!dm)
|
---|
590 | return E_FAIL;
|
---|
591 | dm->lpvtbl = &stdmvtbl;
|
---|
592 | dm->ref = 1;
|
---|
593 | *ppv = (LPVOID)dm;
|
---|
594 | return S_OK;
|
---|
595 | }
|
---|
596 | FIXME("(%s), not supported.\n",debugstr_guid(riid));
|
---|
597 | return E_NOINTERFACE;
|
---|
598 | }
|
---|
599 |
|
---|
600 | static HRESULT WINAPI
|
---|
601 | SMCF_LockServer(LPCLASSFACTORY iface, BOOL fLock) {
|
---|
602 | FIXME("(%d), stub!\n",fLock);
|
---|
603 | return S_OK;
|
---|
604 | }
|
---|
605 |
|
---|
606 | static ICOM_VTABLE(IClassFactory) dfmarshalcfvtbl = {
|
---|
607 | ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
|
---|
608 | SMCF_QueryInterface,
|
---|
609 | SMCF_AddRef,
|
---|
610 | SMCF_Release,
|
---|
611 | SMCF_CreateInstance,
|
---|
612 | SMCF_LockServer
|
---|
613 | };
|
---|
614 | static ICOM_VTABLE(IClassFactory) *pdfmarshalcfvtbl = &dfmarshalcfvtbl;
|
---|
615 |
|
---|
616 | HRESULT
|
---|
617 | MARSHAL_GetStandardMarshalCF(LPVOID *ppv) {
|
---|
618 | *ppv = &pdfmarshalcfvtbl;
|
---|
619 | return S_OK;
|
---|
620 | }
|
---|