WinExports

generated on Apr 7, 2026

vssapi.dll

vssapi.dll — PE metadata by version
NT 5.1 x86NT 5.2 x86NT 6.0 x86NT 6.1 x64NT 6.3 x86NT 10.0 x64NT 10.0 x64
FileVersion5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)5.2.3790.3959 (srv03_sp2_rtm.070216-1710)6.0.6002.18005 (lh_sp2rtm.090410-1830)6.1.7601.17514 (win7sp1_rtm.101119-1850)6.3.9600.16384 (winblue_rtm.130821-1623)10.0.19041.3636 (WinBuild.160101.0800)10.0.26100.7920 (WinBuild.160101.0800)
FileDescriptionMicrosoft® Volume Shadow Copy Requestor/Writer Services API DLLMicrosoft® Volume Shadow Copy Requestor/Writer Services API DLLMicrosoft® Volume Shadow Copy Requestor/Writer Services API DLLMicrosoft® Volume Shadow Copy Requestor/Writer Services API DLLMicrosoft® Volume Shadow Copy Requestor/Writer Services API DLLMicrosoft® Volume Shadow Copy Requestor/Writer Services API DLLMicrosoft® Volume Shadow Copy Requestor/Writer Services API DLL

Export nameNT 5.1 x86NT 5.2 x86NT 6.0 x86NT 6.1 x64NT 6.3 x86NT 10.0 x64NT 10.0 x64
??0CVssJetWriter@@QAE@XZ7888
??0CVssJetWriter@@QEAA@XZ888
??0CVssWriter@@QAE@XZ8999
??0CVssWriter@@QEAA@XZ999
??1CVssJetWriter@@UAE@XZ9101010
??1CVssJetWriter@@UEAA@XZ101010
??1CVssWriter@@UAE@XZ10111111
??1CVssWriter@@UEAA@XZ111111
?AreComponentsSelected@CVssJetWriter@@IBG_NXZ1212
?AreComponentsSelected@CVssJetWriter@@IEBA_NXZ121212
?AreComponentsSelected@CVssWriter@@IBG_NXZ11121313
?AreComponentsSelected@CVssWriter@@IEBA_NXZ131313
?CreateVssBackupComponents@@YAJPEAPEAVIVssBackupComponents@@@Z141414
?CreateVssBackupComponents@@YGJPAPAVIVssBackupComponents@@@Z12131414
?CreateVssExamineWriterMetadata@@YAJPEAGPEAPEAVIVssExamineWriterMetadata@@@Z151515
?CreateVssExamineWriterMetadata@@YGJPAGPAPAVIVssExamineWriterMetadata@@@Z13141515
?CreateVssSnapshotSetDescription@@YAJU_GUID@@JPEAPEAVIVssSnapshotSetDescription@@@Z16
?CreateVssSnapshotSetDescription@@YGJU_GUID@@JPAPAVIVssSnapshotSetDescription@@@Z14151616
?GetBackupType@CVssJetWriter@@IBG?AW4_VSS_BACKUP_TYPE@@XZ1717
?GetBackupType@CVssJetWriter@@IEBA?AW4_VSS_BACKUP_TYPE@@XZ171616
?GetBackupType@CVssWriter@@IBG?AW4_VSS_BACKUP_TYPE@@XZ15161818
?GetBackupType@CVssWriter@@IEBA?AW4_VSS_BACKUP_TYPE@@XZ181717
?GetContext@CVssJetWriter@@IBGJXZ1919
?GetContext@CVssJetWriter@@IEBAJXZ191818
?GetContext@CVssWriter@@IBGJXZ172020
?GetContext@CVssWriter@@IEBAJXZ201919
?GetCurrentLevel@CVssJetWriter@@IBG?AW4_VSS_APPLICATION_LEVEL@@XZ2121
?GetCurrentLevel@CVssJetWriter@@IEBA?AW4_VSS_APPLICATION_LEVEL@@XZ212020
?GetCurrentLevel@CVssWriter@@IBG?AW4_VSS_APPLICATION_LEVEL@@XZ16182222
?GetCurrentLevel@CVssWriter@@IEBA?AW4_VSS_APPLICATION_LEVEL@@XZ222121
?GetCurrentSnapshotSetId@CVssJetWriter@@IBG?AU_GUID@@XZ2323
?GetCurrentSnapshotSetId@CVssJetWriter@@IEBA?AU_GUID@@XZ232222
?GetCurrentSnapshotSetId@CVssWriter@@IBG?AU_GUID@@XZ17192424
?GetCurrentSnapshotSetId@CVssWriter@@IEBA?AU_GUID@@XZ242323
?GetCurrentVolumeArray@CVssJetWriter@@IBGPAPBGXZ2525
?GetCurrentVolumeArray@CVssJetWriter@@IEBAPEAPEBGXZ252424
?GetCurrentVolumeArray@CVssWriter@@IBGPAPBGXZ18202626
?GetCurrentVolumeArray@CVssWriter@@IEBAPEAPEBGXZ262525
?GetCurrentVolumeCount@CVssJetWriter@@IBGIXZ2727
?GetCurrentVolumeCount@CVssJetWriter@@IEBAIXZ272626
?GetCurrentVolumeCount@CVssWriter@@IBGIXZ19212828
?GetCurrentVolumeCount@CVssWriter@@IEBAIXZ282727
?GetRestoreType@CVssJetWriter@@IBG?AW4_VSS_RESTORE_TYPE@@XZ2929
?GetRestoreType@CVssJetWriter@@IEBA?AW4_VSS_RESTORE_TYPE@@XZ292828
?GetRestoreType@CVssWriter@@IBG?AW4_VSS_RESTORE_TYPE@@XZ223030
?GetRestoreType@CVssWriter@@IEBA?AW4_VSS_RESTORE_TYPE@@XZ302929
?GetSnapshotDeviceName@CVssJetWriter@@IBGJPBGPAPBG@Z3131
?GetSnapshotDeviceName@CVssJetWriter@@IEBAJPEBGPEAPEBG@Z313030
?GetSnapshotDeviceName@CVssWriter@@IBGJPBGPAPBG@Z233232
?GetSnapshotDeviceName@CVssWriter@@IEBAJPEBGPEAPEBG@Z323131
?Initialize@CVssJetWriter@@QAGJU_GUID@@PBG_N211@Z2024
?Initialize@CVssJetWriter@@QAGJU_GUID@@PBG_N211K@Z3333
?Initialize@CVssJetWriter@@QEAAJU_GUID@@PEBG_N211K@Z333232
?Initialize@CVssWriter@@QAGJU_GUID@@PBGW4VSS_USAGE_TYPE@@W4VSS_SOURCE_TYPE@@W4_VSS_APPLICATION_LEVEL@@KW4VSS_ALTERNATE_WRITER_STATE@@_N@Z21
?Initialize@CVssWriter@@QAGJU_GUID@@PBGW4VSS_USAGE_TYPE@@W4VSS_SOURCE_TYPE@@W4_VSS_APPLICATION_LEVEL@@KW4VSS_ALTERNATE_WRITER_STATE@@_N1@Z253434
?Initialize@CVssWriter@@QEAAJU_GUID@@PEBGW4VSS_USAGE_TYPE@@W4VSS_SOURCE_TYPE@@W4_VSS_APPLICATION_LEVEL@@KW4VSS_ALTERNATE_WRITER_STATE@@_N1@Z343333
?InstallAlternateWriter@CVssWriter@@QAGJU_GUID@@0@Z22263535
?InstallAlternateWriter@CVssWriter@@QEAAJU_GUID@@0@Z353434
?IsBootableSystemStateBackedUp@CVssJetWriter@@IBG_NXZ3636
?IsBootableSystemStateBackedUp@CVssJetWriter@@IEBA_NXZ363535
?IsBootableSystemStateBackedUp@CVssWriter@@IBG_NXZ23273737
?IsBootableSystemStateBackedUp@CVssWriter@@IEBA_NXZ373636
?IsPartialFileSupportEnabled@CVssJetWriter@@IBG_NXZ3838
?IsPartialFileSupportEnabled@CVssJetWriter@@IEBA_NXZ383737
?IsPartialFileSupportEnabled@CVssWriter@@IBG_NXZ24283939
?IsPartialFileSupportEnabled@CVssWriter@@IEBA_NXZ393838
?IsPathAffected@CVssJetWriter@@IBG_NPBG@Z4040
?IsPathAffected@CVssJetWriter@@IEBA_NPEBG@Z403939
?IsPathAffected@CVssWriter@@IBG_NPBG@Z25294141
?IsPathAffected@CVssWriter@@IEBA_NPEBG@Z414040
?LoadVssSnapshotSetDescription@@YAJPEBGPEAPEAVIVssSnapshotSetDescription@@U_GUID@@@Z42
?LoadVssSnapshotSetDescription@@YGJPBGPAPAVIVssSnapshotSetDescription@@@Z26
?LoadVssSnapshotSetDescription@@YGJPBGPAPAVIVssSnapshotSetDescription@@U_GUID@@@Z304242
?OnAbortBegin@CVssJetWriter@@UAGXXZ27314343
?OnAbortBegin@CVssJetWriter@@UEAAXXZ434141
?OnAbortEnd@CVssJetWriter@@UAGXXZ28324444
?OnAbortEnd@CVssJetWriter@@UEAAXXZ444242
?OnBackOffIOOnVolume@CVssWriter@@UAG_NPAGU_GUID@@1@Z29334545
?OnBackOffIOOnVolume@CVssWriter@@UEAA_NPEAGU_GUID@@1@Z454343
?OnBackupComplete@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z30344646
?OnBackupComplete@CVssWriter@@UEAA_NPEAVIVssWriterComponents@@@Z464444
?OnBackupCompleteBegin@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@@Z31354747
?OnBackupCompleteBegin@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@@Z474545
?OnBackupCompleteEnd@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@_N@Z32364848
?OnBackupCompleteEnd@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@_N@Z484646
?OnBackupShutdown@CVssWriter@@UAG_NU_GUID@@@Z374949
?OnBackupShutdown@CVssWriter@@UEAA_NU_GUID@@@Z494747
?OnContinueIOOnVolume@CVssWriter@@UAG_NPAGU_GUID@@1@Z33385050
?OnContinueIOOnVolume@CVssWriter@@UEAA_NPEAGU_GUID@@1@Z504848
?OnFreezeBegin@CVssJetWriter@@UAG_NXZ34395151
?OnFreezeBegin@CVssJetWriter@@UEAA_NXZ514949
?OnFreezeEnd@CVssJetWriter@@UAG_N_N@Z35405252
?OnFreezeEnd@CVssJetWriter@@UEAA_N_N@Z525050
?OnIdentify@CVssJetWriter@@UAG_NPAVIVssCreateWriterMetadata@@@Z36415353
?OnIdentify@CVssJetWriter@@UEAA_NPEAVIVssCreateWriterMetadata@@@Z535151
?OnIdentify@CVssWriter@@UAG_NPAVIVssCreateWriterMetadata@@@Z37425454
?OnIdentify@CVssWriter@@UEAA_NPEAVIVssCreateWriterMetadata@@@Z545252
?OnPostRestore@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z38435555
?OnPostRestore@CVssWriter@@UEAA_NPEAVIVssWriterComponents@@@Z555353
?OnPostRestoreBegin@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@@Z39445656
?OnPostRestoreBegin@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@@Z565454
?OnPostRestoreEnd@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@_N@Z40455757
?OnPostRestoreEnd@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@_N@Z575555
?OnPostSnapshot@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@@Z41465858
?OnPostSnapshot@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@@Z585656
?OnPostSnapshot@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z42475959
?OnPostSnapshot@CVssWriter@@UEAA_NPEAVIVssWriterComponents@@@Z595757
?OnPrepareBackup@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z46516363
?OnPrepareBackup@CVssWriter@@UEAA_NPEAVIVssWriterComponents@@@Z636161
?OnPrepareBackupBegin@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@@Z47526464
?OnPrepareBackupBegin@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@@Z646262
?OnPrepareBackupEnd@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@_N@Z48536565
?OnPrepareBackupEnd@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@_N@Z656363
?OnPrepareSnapshotBegin@CVssJetWriter@@UAG_NXZ49546666
?OnPrepareSnapshotBegin@CVssJetWriter@@UEAA_NXZ666464
?OnPrepareSnapshotEnd@CVssJetWriter@@UAG_N_N@Z50556767
?OnPrepareSnapshotEnd@CVssJetWriter@@UEAA_N_N@Z676565
?OnPreRestore@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z43486060
?OnPreRestore@CVssWriter@@UEAA_NPEAVIVssWriterComponents@@@Z605858
?OnPreRestoreBegin@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@@Z44496161
?OnPreRestoreBegin@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@@Z615959
?OnPreRestoreEnd@CVssJetWriter@@UAG_NPAVIVssWriterComponents@@_N@Z45506262
?OnPreRestoreEnd@CVssJetWriter@@UEAA_NPEAVIVssWriterComponents@@_N@Z626060
?OnThawBegin@CVssJetWriter@@UAG_NXZ51566868
?OnThawBegin@CVssJetWriter@@UEAA_NXZ686666
?OnThawEnd@CVssJetWriter@@UAG_N_N@Z52576969
?OnThawEnd@CVssJetWriter@@UEAA_N_N@Z696767
?OnVSSApplicationStartup@CVssWriter@@UAG_NXZ53587070
?OnVSSApplicationStartup@CVssWriter@@UEAA_NXZ706868
?OnVSSShutdown@CVssWriter@@UAG_NXZ54597171
?OnVSSShutdown@CVssWriter@@UEAA_NXZ716969
?SetWriterFailure@CVssJetWriter@@IAGJJ@Z7272
?SetWriterFailure@CVssJetWriter@@IEAAJJ@Z727070
?SetWriterFailure@CVssWriter@@IAGJJ@Z55607373
?SetWriterFailure@CVssWriter@@IEAAJJ@Z737171
?Subscribe@CVssWriter@@QAGJK@Z56617474
?Subscribe@CVssWriter@@QEAAJK@Z747272
?Uninitialize@CVssJetWriter@@QAGXXZ57627575
?Uninitialize@CVssJetWriter@@QEAAXXZ757373
?Unsubscribe@CVssWriter@@QAGJXZ58637676
?Unsubscribe@CVssWriter@@QEAAJXZ767474
CreateVssBackupComponentsInternal7777777575
CreateVssExamineWriterMetadataInternal7878787676
CreateVssExpressWriterInternal79797777
CreateVssSnapshotSetDescription7878
CreateWriter7980807979
CreateWriterEx8081818080
DllCanUnloadNow82828181
DllGetClassObject83838282
GetProviderMgmtInterface8184848383
GetProviderMgmtInterfaceInternal8285858484
IsVolumeSnapshotted5555555
IsVolumeSnapshottedInternal8386868585
LoadVssSnapshotSetDescription8686
RegisterSnapshotSubscriptions1
ShouldBlockRevert777777
ShouldBlockRevertInternal8487878787
SimulateSnapshotFreeze33
SimulateSnapshotThaw44
UnregisterSnapshotSubscriptions2
VssFreeSnapshotProperties6666666
VssFreeSnapshotPropertiesInternal8588888888

Ordinal numbers are shown per version. → indicates a forwarder export (hover for target). Functions absent from a version are shown as blank.