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File: [OMI] / omi / provmgr / provmgr.h
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Revision: 1.1.1.1 (vendor branch), Wed May 30 21:47:49 2012 UTC (12 years, 1 month ago) by mike Branch: TOG CVS Tags: OMI_1_0_2_Branch, OMI_1_0_1_PRE, OMI_1_0_1, OMI_1_0_0 Changes since 1.1: +0 -0 lines Initial Import |
/* **============================================================================== ** ** Open Management Infrastructure (OMI) ** ** Copyright (c) Microsoft Corporation ** ** Licensed under the Apache License, Version 2.0 (the "License"); you may not ** use this file except in compliance with the License. You may obtain a copy ** of the License at ** ** http://www.apache.org/licenses/LICENSE-2.0 ** ** THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY ** KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED ** WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, ** MERCHANTABLITY OR NON-INFRINGEMENT. ** ** See the Apache 2 License for the specific language governing permissions ** and limitations under the License. ** **============================================================================== */ #ifndef _provmgr_h #define _provmgr_h #include <common.h> #include <base/base.h> #include <base/messages.h> #include <protocol/selector.h> BEGIN_EXTERNC typedef struct _ProvMgr ProvMgr; /* Callback to notify that prov-mgr unloaded all libraries */ typedef void (*ProvMgrCallbackOnIdle)( ProvMgr* mgr, void* callbackData); struct _ProvMgr { char providerDir[MAX_PATH_SIZE]; /* Linked list of loaded providers */ struct _Library* head; struct _Library* tail; /* timer notification */ Handler timeoutHandler; MI_Uint64 idleTimeoutUsec; /* idle notifications */ ProvMgrCallbackOnIdle idleCallback; void* idleCallbackData; /* selector (for timeouts support) */ Selector* selector; }; MI_Result ProvMgr_Init( ProvMgr* self, Selector* selector, ProvMgrCallbackOnIdle idleCallback, void* idleCallbackData, const char* providerDir); MI_Result ProvMgr_Destroy( ProvMgr* self); MI_Result ProvMgr_PostMessage( ProvMgr* self, const char* libraryName, Message* msg); /* MI_ServerFT is preceded directly by one of these. Providers may * inerally case backwards to find this structure but they should verify * the magic number. */ typedef struct _ProvMgrFT { MI_Uint32 magic; void* (*FindSymbol)(const char* name); } ProvMgrFT; #define PROVMGRFT_MAGIC 0xF19768D7 /* Provider access */ typedef struct _Provider Provider; /* Adding reference to the provider: used by context functions */ void Provider_Addref(Provider* provider); /* Decrementing provider's reference so prov mgr knows when provider becomes idle */ void Provider_Release(Provider* provider); /* Sets 'refuse-unload' provider option */ void Provider_SetRefuseUnloadFlag(Provider* provider, MI_Boolean flag); /* Informs system that new instance was created */ void Provider_NewInstanceCreated( Provider* provider, Message* msg); END_EXTERNC #endif /* _provmgr_h */
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