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IDebugControl4::GetSystemVersionString method (dbgeng.h)

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The GetSystemVersionString method returns a string that describes the target's operating system version.

Syntax

HRESULT GetSystemVersionString(
  [in]            ULONG  Which,
  [out, optional] PSTR   Buffer,
  [in]            ULONG  BufferSize,
  [out, optional] PULONG StringSize
);

Parameters

[in] Which

Specifies which version string to return. The possible values are listed in the following table.

Value Version string
DEBUG_SYSVERSTR_SERVICE_PACK Returns a description of the service pack for the target's operating system. For example, "Service Pack 1".
DEBUG_SYSVERSTR_BUILD Returns a description of the target's operating system build version. For example, "kernel32.dll version: 5.1.2600.1106 (xpsp1.020828-1920)".

[out, optional] Buffer

Receives the version string. If Buffer is NULL, this information is not returned.

[in] BufferSize

Specifies the size, in characters, of the buffer that Buffer specifies. This size includes the space for the '\0' terminating character.

[out, optional] StringSize

Receives the size, in characters, of the string that identifies the build. This size includes the space for the '\0' terminating character. If SizeString is NULL, this information is not returned.

Return value

This method may also return error values. See Return Values for more details.

Return code Description
S_OK
 The method was successful.
S_FALSE
 The method was successful. However, the buffer was too small, so the string was truncated.

Remarks

For more information, see Target Information.

Requirements

Requirement Value
Target Platform Desktop
Header dbgeng.h (include Dbgeng.h)

See also

GetSystemVersion

GetSystemVersionValues

IDebugControl4