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+/*
+******************************************************************************
+*
+* Copyright (C) 1999-2010, International Business Machines
+* Corporation and others. All Rights Reserved.
+*
+******************************************************************************/
+
+
+/*----------------------------------------------------------------------------------
+ *
+ * UDataMemory A class-like struct that serves as a handle to a piece of memory
+ * that contains some ICU data (resource, converters, whatever.)
+ *
+ * When an application opens ICU data (with udata_open, for example,
+ * a UDataMemory * is returned.
+ *
+ *----------------------------------------------------------------------------------*/
+#ifndef __UDATAMEM_H__
+#define __UDATAMEM_H__
+
+#include "unicode/udata.h"
+#include "ucmndata.h"
+
+struct UDataMemory {
+ const commonDataFuncs *vFuncs; /* Function Pointers for accessing TOC */
+
+ const DataHeader *pHeader; /* Header of the memory being described by this */
+ /* UDataMemory object. */
+ const void *toc; /* For common memory, table of contents for */
+ /* the pieces within. */
+ UBool heapAllocated; /* True if this UDataMemory Object is on the */
+ /* heap and thus needs to be deleted when closed. */
+
+ void *mapAddr; /* For mapped or allocated memory, the start addr. */
+ /* Only non-null if a close operation should unmap */
+ /* the associated data. */
+ void *map; /* Handle, or other data, OS dependent. */
+ /* Only non-null if a close operation should unmap */
+ /* the associated data, and additional info */
+ /* beyond the mapAddr is needed to do that. */
+ int32_t length; /* Length of the data in bytes; -1 if unknown. */
+};
+
+U_CFUNC UDataMemory *UDataMemory_createNewInstance(UErrorCode *pErr);
+U_CFUNC void UDatamemory_assign (UDataMemory *dest, UDataMemory *source);
+U_CFUNC void UDataMemory_init (UDataMemory *This);
+U_CFUNC UBool UDataMemory_isLoaded(const UDataMemory *This);
+U_CFUNC void UDataMemory_setData (UDataMemory *This, const void *dataAddr);
+
+U_CFUNC const DataHeader *UDataMemory_normalizeDataPointer(const void *p);
+
+U_CAPI int32_t U_EXPORT2
+udata_getLength(const UDataMemory *pData);
+
+U_CAPI const void * U_EXPORT2
+udata_getRawMemory(const UDataMemory *pData);
+
+#endif