persistent.h

 
#ifndef FREERDP_PERSISTENT_CACHE_H
#define FREERDP_PERSISTENT_CACHE_H
 
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <freerdp/update.h>
 
#include <winpr/crt.h>
#include <winpr/stream.h>
 
#ifdef __cplusplus
extern "C"
{
#endif
 
  typedef struct rdp_persistent_cache rdpPersistentCache;
 
#pragma pack(push, 1)
 
/* 12 bytes */
 
  typedef struct
  {
    BYTE sig[8];
    UINT32 flags; /* 0x00000003, 0x00000006 */
  } PERSISTENT_CACHE_HEADER_V3;
 
/* 12 bytes */
 
  typedef struct
  {
    UINT64 key64;
    UINT16 width;
    UINT16 height;
  } PERSISTENT_CACHE_ENTRY_V3;
 
/* 20 bytes */
 
  typedef struct
  {
    UINT64 key64;
    UINT16 width;
    UINT16 height;
    UINT32 size;
    UINT32 flags; /* 0x00000011 */
  } PERSISTENT_CACHE_ENTRY_V2;
 
#pragma pack(pop)
 
  typedef struct
  {
    UINT64 key64;
    UINT16 width;
    UINT16 height;
    UINT32 size;
    UINT32 flags;
    BYTE* data;
  } PERSISTENT_CACHE_ENTRY;
 
  WINPR_ATTR_NODISCARD
  FREERDP_API int persistent_cache_get_version(rdpPersistentCache* persistent);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API int persistent_cache_get_count(rdpPersistentCache* persistent);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API int persistent_cache_read_entry(rdpPersistentCache* persistent,
                                              PERSISTENT_CACHE_ENTRY* entry);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API int persistent_cache_write_entry(rdpPersistentCache* persistent,
                                               const PERSISTENT_CACHE_ENTRY* entry);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API int persistent_cache_open(rdpPersistentCache* persistent, const char* filename,
                                        BOOL write, UINT32 version);
 
  FREERDP_API int persistent_cache_close(rdpPersistentCache* persistent);
 
  FREERDP_API void persistent_cache_free(rdpPersistentCache* persistent);
 
  WINPR_ATTR_MALLOC(persistent_cache_free, 1)
  WINPR_ATTR_NODISCARD
  FREERDP_API rdpPersistentCache* persistent_cache_new(void);
 
#ifdef __cplusplus
}
#endif
 
#endif /* FREERDP_PERSISTENT_CACHE_H */