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dvander@247
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#include "sm_globals.h" |
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dvander@247
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#include "HandleSys.h" |
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dvander@247
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#include "PluginSys.h" |
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dvander@247
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dvander@247
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static cell_t sm_IsValidHandle(IPluginContext *pContext, const cell_t *params) |
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dvander@247
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{ |
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dvander@247
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Handle_t hndl = static_cast<Handle_t>(params[1]); |
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dvander@247
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dvander@247
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HandleError err = g_HandleSys.ReadHandle(hndl, 0, NULL, NULL); |
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dvander@247
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dvander@247
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if (err != HandleError_Access |
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&& err != HandleError_None) |
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{ |
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dvander@247
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return 0; |
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dvander@247
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} |
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dvander@247
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dvander@247
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return 1; |
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dvander@247
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} |
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dvander@247
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dvander@247
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static cell_t sm_CloseHandle(IPluginContext *pContext, const cell_t *params) |
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{ |
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Handle_t hndl = static_cast<Handle_t>(params[1]); |
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dvander@262
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HandleSecurity sec; |
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dvander@262
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dvander@262
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sec.pIdentity = NULL; |
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dvander@262
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sec.pOwner = pContext->GetIdentity(); |
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dvander@262
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dvander@262
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HandleError err = g_HandleSys.FreeHandle(hndl, &sec); |
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dvander@259
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dvander@247
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if (err == HandleError_None) |
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{ |
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dvander@247
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return 1; |
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dvander@247
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} else if (err == HandleError_Access) { |
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dvander@247
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return 0; |
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dvander@247
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} else { |
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return pContext->ThrowNativeError("Handle %x is invalid (error %d)", hndl, err); |
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dvander@247
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} |
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dvander@247
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} |
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dvander@247
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dvander@247
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static cell_t sm_CloneHandle(IPluginContext *pContext, const cell_t *params) |
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{ |
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Handle_t new_hndl; |
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dvander@247
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Handle_t hndl = static_cast<Handle_t>(params[1]); |
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dvander@247
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HandleError err; |
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dvander@265
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IdentityToken_t *pNewOwner; |
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dvander@247
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dvander@247
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if (params[2] == 0) |
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{ |
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dvander@265
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pNewOwner = pContext->GetIdentity(); |
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dvander@247
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} else { |
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dvander@247
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Handle_t hPlugin = static_cast<Handle_t>(params[2]); |
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dvander@265
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IPlugin *pPlugin = g_PluginSys.PluginFromHandle(hPlugin, &err); |
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dvander@247
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if (!pPlugin) |
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{ |
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return pContext->ThrowNativeError("Plugin handle %x is invalid (error %d)", hndl, err); |
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dvander@247
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} |
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dvander@265
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pNewOwner = pPlugin->GetIdentity(); |
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dvander@247
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} |
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dvander@247
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dvander@265
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err = g_HandleSys.CloneHandle(hndl, &new_hndl, pNewOwner, NULL); |
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dvander@247
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dvander@247
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if (err == HandleError_Access) |
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{ |
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dvander@247
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return 0; |
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dvander@247
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} else if (err == HandleError_None) { |
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dvander@247
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return new_hndl; |
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dvander@247
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} else { |
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dvander@247
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return pContext->ThrowNativeError("Handle to clone %x is invalid (error %d)", hndl, err); |
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dvander@247
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} |
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dvander@247
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} |
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dvander@247
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dvander@247
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REGISTER_NATIVES(handles) |
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dvander@247
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{ |
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dvander@247
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{"IsValidHandle", sm_IsValidHandle}, |
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dvander@247
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{"CloseHandle", sm_CloseHandle}, |
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dvander@247
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{"CloneHandle", sm_CloneHandle}, |
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dvander@252
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{NULL, NULL}, |
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dvander@247
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}; |
