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#ifndef XG_PRIVATE_H
#define XG_PRIVATE_H
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "xenctrl.h"
#include "xenguest.h"
#include "xc_private.h"
#include <xen/memory.h>
#include <xen/elfnote.h>
#ifndef ELFSIZE
#include <limits.h>
#if UINT_MAX == ULONG_MAX
#define ELFSIZE 32
#else
#define ELFSIZE 64
#endif
#endif
char *xc_read_image(const char *filename, unsigned long *size);
char *xc_inflate_buffer(const char *in_buf,
unsigned long in_size,
unsigned long *out_size);
unsigned long csum_page (void * page);
#define _PAGE_PRESENT 0x001
#define _PAGE_RW 0x002
#define _PAGE_USER 0x004
#define _PAGE_PWT 0x008
#define _PAGE_PCD 0x010
#define _PAGE_ACCESSED 0x020
#define _PAGE_DIRTY 0x040
#define _PAGE_PAT 0x080
#define _PAGE_PSE 0x080
#define _PAGE_GLOBAL 0x100
#define L1_PAGETABLE_SHIFT_I386 12
#define L2_PAGETABLE_SHIFT_I386 22
#define L1_PAGETABLE_ENTRIES_I386 1024
#define L2_PAGETABLE_ENTRIES_I386 1024
#define L1_PAGETABLE_SHIFT_PAE 12
#define L2_PAGETABLE_SHIFT_PAE 21
#define L3_PAGETABLE_SHIFT_PAE 30
#define L1_PAGETABLE_ENTRIES_PAE 512
#define L2_PAGETABLE_ENTRIES_PAE 512
#define L3_PAGETABLE_ENTRIES_PAE 4
#define L1_PAGETABLE_SHIFT_X86_64 12
#define L2_PAGETABLE_SHIFT_X86_64 21
#define L3_PAGETABLE_SHIFT_X86_64 30
#define L4_PAGETABLE_SHIFT_X86_64 39
#define L1_PAGETABLE_ENTRIES_X86_64 512
#define L2_PAGETABLE_ENTRIES_X86_64 512
#define L3_PAGETABLE_ENTRIES_X86_64 512
#define L4_PAGETABLE_ENTRIES_X86_64 512
#if defined(__i386__)
#define L1_PAGETABLE_SHIFT L1_PAGETABLE_SHIFT_I386
#define L2_PAGETABLE_SHIFT L2_PAGETABLE_SHIFT_I386
#define L1_PAGETABLE_ENTRIES L1_PAGETABLE_ENTRIES_I386
#define L2_PAGETABLE_ENTRIES L2_PAGETABLE_ENTRIES_I386
#elif defined(__x86_64__)
#define L1_PAGETABLE_SHIFT L1_PAGETABLE_SHIFT_X86_64
#define L2_PAGETABLE_SHIFT L2_PAGETABLE_SHIFT_X86_64
#define L3_PAGETABLE_SHIFT L3_PAGETABLE_SHIFT_X86_64
#define L4_PAGETABLE_SHIFT L4_PAGETABLE_SHIFT_X86_64
#define L1_PAGETABLE_ENTRIES L1_PAGETABLE_ENTRIES_X86_64
#define L2_PAGETABLE_ENTRIES L2_PAGETABLE_ENTRIES_X86_64
#define L3_PAGETABLE_ENTRIES L3_PAGETABLE_ENTRIES_X86_64
#define L4_PAGETABLE_ENTRIES L4_PAGETABLE_ENTRIES_X86_64
#endif
typedef uint32_t l1_pgentry_32_t;
typedef uint32_t l2_pgentry_32_t;
typedef uint64_t l1_pgentry_64_t;
typedef uint64_t l2_pgentry_64_t;
typedef uint64_t l3_pgentry_64_t;
typedef uint64_t l4_pgentry_64_t;
#if defined(__i386__)
typedef l1_pgentry_32_t l1_pgentry_t;
typedef l2_pgentry_32_t l2_pgentry_t;
#elif defined(__x86_64__)
typedef l1_pgentry_64_t l1_pgentry_t;
typedef l2_pgentry_64_t l2_pgentry_t;
typedef l3_pgentry_64_t l3_pgentry_t;
typedef l4_pgentry_64_t l4_pgentry_t;
#endif
#define l1_table_offset_i386(_a) \
(((_a) >> L1_PAGETABLE_SHIFT_I386) & (L1_PAGETABLE_ENTRIES_I386 - 1))
#define l2_table_offset_i386(_a) \
(((_a) >> L2_PAGETABLE_SHIFT_I386) & (L2_PAGETABLE_ENTRIES_I386 - 1))
#define l1_table_offset_pae(_a) \
(((_a) >> L1_PAGETABLE_SHIFT_PAE) & (L1_PAGETABLE_ENTRIES_PAE - 1))
#define l2_table_offset_pae(_a) \
(((_a) >> L2_PAGETABLE_SHIFT_PAE) & (L2_PAGETABLE_ENTRIES_PAE - 1))
#define l3_table_offset_pae(_a) \
(((_a) >> L3_PAGETABLE_SHIFT_PAE) & (L3_PAGETABLE_ENTRIES_PAE - 1))
#define l1_table_offset_x86_64(_a) \
(((_a) >> L1_PAGETABLE_SHIFT_X86_64) & (L1_PAGETABLE_ENTRIES_X86_64 - 1))
#define l2_table_offset_x86_64(_a) \
(((_a) >> L2_PAGETABLE_SHIFT_X86_64) & (L2_PAGETABLE_ENTRIES_X86_64 - 1))
#define l3_table_offset_x86_64(_a) \
(((_a) >> L3_PAGETABLE_SHIFT_X86_64) & (L3_PAGETABLE_ENTRIES_X86_64 - 1))
#define l4_table_offset_x86_64(_a) \
(((_a) >> L4_PAGETABLE_SHIFT_X86_64) & (L4_PAGETABLE_ENTRIES_X86_64 - 1))
#if defined(__i386__)
#define l1_table_offset(_a) l1_table_offset_i386(_a)
#define l2_table_offset(_a) l2_table_offset_i386(_a)
#elif defined(__x86_64__)
#define l1_table_offset(_a) l1_table_offset_x86_64(_a)
#define l2_table_offset(_a) l2_table_offset_x86_64(_a)
#define l3_table_offset(_a) l3_table_offset_x86_64(_a)
#define l4_table_offset(_a) l4_table_offset_x86_64(_a)
#endif
#define PAGE_SHIFT_X86 12
#define PAGE_SIZE_X86 (1UL << PAGE_SHIFT_X86)
#define PAGE_MASK_X86 (~(PAGE_SIZE_X86-1))
#define PAGE_SHIFT_IA64 14
#define PAGE_SIZE_IA64 (1UL << PAGE_SHIFT_IA64)
#define PAGE_MASK_IA64 (~(PAGE_SIZE_IA64-1))
#define ROUNDUP(_x,_w) (((unsigned long)(_x)+(1UL<<(_w))-1) & ~((1UL<<(_w))-1))
/* XXX SMH: following skanky macros rely on variable p2m_size being set */
/* XXX TJD: also, "guest_width" should be the guest's sizeof(unsigned long) */
/* Number of xen_pfn_t in a page */
#define FPP (PAGE_SIZE/(guest_width))
/* Number of entries in the pfn_to_mfn_frame_list_list */
#define P2M_FLL_ENTRIES (((p2m_size)+(FPP*FPP)-1)/(FPP*FPP))
/* Number of entries in the pfn_to_mfn_frame_list */
#define P2M_FL_ENTRIES (((p2m_size)+FPP-1)/FPP)
/* Size in bytes of the pfn_to_mfn_frame_list */
#define P2M_GUEST_FL_SIZE ((P2M_FL_ENTRIES) * (guest_width))
#define P2M_TOOLS_FL_SIZE ((P2M_FL_ENTRIES) * \
MAX((sizeof (xen_pfn_t)), guest_width))
/* Masks for PTE<->PFN conversions */
#define MADDR_BITS_X86 ((guest_width == 8) ? 52 : 44)
#define MFN_MASK_X86 ((1ULL << (MADDR_BITS_X86 - PAGE_SHIFT_X86)) - 1)
#define MADDR_MASK_X86 (MFN_MASK_X86 << PAGE_SHIFT_X86)
#define PAEKERN_no 0
#define PAEKERN_yes 1
#define PAEKERN_extended_cr3 2
#define PAEKERN_bimodal 3
int xc_copy_to_domain_page(int xc_handle, uint32_t domid,
unsigned long dst_pfn, const char *src_page);
int pin_table(int xc_handle, unsigned int type, unsigned long mfn,
domid_t dom);
#endif /* XG_PRIVATE_H */
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