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Retrieves the package graph's current generation ID.
See Remarks for info about how to call the function.
Syntax
HRESULT GetCurrentPackageInfo3(
_In_ UINT32 flags,
_In_ PackageInfo3Type packageInfoType,
_Inout_ UINT32 *bufferLength,
_Out_writes_bytes_opt_(*bufferLength) void *buffer,
_Out_opt_ UINT32 *count
);
Parameters
flags
Type: const UINT32
The package constants that specify how package information is retrieved. The PACKAGE_FILTER_* flags are supported.
packageInfoType
Type: PackageInfo3Type
enum PackageInfo3Type
{
PackageInfo3Type_PackageInfoGeneration = 16,
} PackageInfoType;
Declare PackageInfo3Type as shown above, and pass PackageInfo3Type::PackageInfo3Type_PackageInfoGeneration.
bufferLength
Type: UINT32*
On input, the size of buffer, in bytes. On output, the size of the array of structures returned, in bytes.
buffer
Type: BYTE*
The package graph's current generation ID, represented as an array of PACKAGE_INFO structures.
count
Type: UINT32*
The number of structures in the buffer.
Return value
Type: LONG
If the function succeeds it returns ERROR_SUCCESS. Otherwise, the function returns an error code. The possible error codes include the following.
| Return code | Description |
|---|---|
| APPMODEL_ERROR_NO_PACKAGE | The process has no package identity. |
| ERROR_INSUFFICIENT_BUFFER | The buffer is not large enough to hold the data. The required size is specified by bufferLength. |
Remarks
This function does not have an associated header file or library file. Your application can call LoadLibrary with the DLL name (Kernelbase.dll) to obtain a module handle. It can then call GetProcAddress with the module handle and the name of this function to get the function address.
Requirements
| Minimum supported client | Windows 10 [desktop apps only] |
| Minimum supported server | Windows Server 2016 [desktop apps only] |
| Target Platform | Windows |
| Header | None |
| Library | None |
| DLL | Kernelbase.dll |