ntverrsrc.h File Reference

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Functions
NTSTATUS	NtGetVersionResource (IN PVOID BaseAddress, OUT PVOID *Resource, OUT PULONG ResourceSize OPTIONAL)
NTSTATUS	NtVerQueryValue (IN const VOID *pBlock, IN PCWSTR lpSubBlock, OUT PVOID *lplpBuffer, OUT PUINT puLen)

Function Documentation

NtGetVersionResource()

NTSTATUS NtGetVersionResource	(	IN PVOID	BaseAddress,
		OUT PVOID *	Resource,
		OUT PULONG ResourceSize	OPTIONAL
	)

Definition at line 26 of file ntverrsrc.c.

{
// #define RT_VERSION MAKEINTRESOURCE(16)  // See winuser.h
#define VS_VERSION_INFO         1       // See psdk/verrsrc.h
#define VS_FILE_INFO            RT_VERSION

    NTSTATUS Status;
    LDR_RESOURCE_INFO ResourceInfo;
    PIMAGE_RESOURCE_DATA_ENTRY ResourceDataEntry;
    PVOID Data = NULL;
    ULONG Size = 0;

    /* Try to find the resource */
    ResourceInfo.Type = 16; // RT_VERSION;
    ResourceInfo.Name = VS_VERSION_INFO; // MAKEINTRESOURCEW(VS_VERSION_INFO);
    ResourceInfo.Language = 0; // Don't care about the language

    Status = LdrFindResource_U(BaseAddress,
                               &ResourceInfo,
                               RESOURCE_DATA_LEVEL,
                               &ResourceDataEntry);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("NtGetVersionResource: Version resource not found, Status 0x%08lx\n", Status);
        return Status;
    }

    /* Access the resource */
    Status = LdrAccessResource(BaseAddress,
                               ResourceDataEntry,
                               &Data,
                               &Size);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("NtGetVersionResource: Cannot access Version resource, Status 0x%08lx\n", Status);
        return Status;
    }

    *Resource = Data;
    if (ResourceSize) *ResourceSize = Size;

    return STATUS_SUCCESS;
}

Referenced by CheckForValidPEAndVendor().

NtVerQueryValue()

NTSTATUS NtVerQueryValue	(	IN const VOID *	pBlock,
		IN PCWSTR	lpSubBlock,
		OUT PVOID *	lplpBuffer,
		OUT PUINT	puLen
	)

Definition at line 174 of file ntverrsrc.c.

{
    PCVS_VERSION_INFO_STRUCT32 info = pBlock;

    DPRINT("%s (%p, %S, %p, %p)\n", __FUNCTION__, pBlock, lpSubBlock, lplpBuffer, puLen);

    if (!pBlock)
        return FALSE;

    if (!lpSubBlock || !*lpSubBlock)
        lpSubBlock = L"\\";

    return VersionInfo32_QueryValue(info, lpSubBlock, lplpBuffer, puLen, NULL);
}

Referenced by CheckForValidPEAndVendor().