bele.h

UPX 源代码

    BE16& operator += (unsigned v) { set_be16(d, get_be16(d) + v); return *this; }
    BE16& operator -= (unsigned v) { set_be16(d, get_be16(d) - v); return *this; }
    BE16& operator *= (unsigned v) { set_be16(d, get_be16(d) * v); return *this; }
    BE16& operator /= (unsigned v) { set_be16(d, get_be16(d) / v); return *this; }
    BE16& operator &= (unsigned v) { set_be16(d, get_be16(d) & v); return *this; }
    BE16& operator |= (unsigned v) { set_be16(d, get_be16(d) | v); return *this; }
    BE16& operator ^= (unsigned v) { set_be16(d, get_be16(d) ^ v); return *this; }
    BE16& operator <<= (unsigned v) { set_be16(d, get_be16(d) << v); return *this; }
    BE16& operator >>= (unsigned v) { set_be16(d, get_be16(d) >> v); return *this; }

    operator unsigned () const  { return get_be16(d); }
}
__attribute_packed;


struct BE32
{
    unsigned char d[4];

    //inline BE32() { }
    //BE32(unsigned v) { set_be32(d, v); }

    BE32& operator =  (unsigned v) { set_be32(d, v); return *this; }
    BE32& operator += (unsigned v) { set_be32(d, get_be32(d) + v); return *this; }
    BE32& operator -= (unsigned v) { set_be32(d, get_be32(d) - v); return *this; }
    BE32& operator *= (unsigned v) { set_be32(d, get_be32(d) * v); return *this; }
    BE32& operator /= (unsigned v) { set_be32(d, get_be32(d) / v); return *this; }
    BE32& operator &= (unsigned v) { set_be32(d, get_be32(d) & v); return *this; }
    BE32& operator |= (unsigned v) { set_be32(d, get_be32(d) | v); return *this; }
    BE32& operator ^= (unsigned v) { set_be32(d, get_be32(d) ^ v); return *this; }
    BE32& operator <<= (unsigned v) { set_be32(d, get_be32(d) << v); return *this; }
    BE32& operator >>= (unsigned v) { set_be32(d, get_be32(d) >> v); return *this; }

    operator unsigned () const  { return get_be32(d); }
}
__attribute_packed;


struct BE64
{
    unsigned char d[8];

    //inline BE64() { }
    //BE64(acc_uint64l_t v) { set_be64(d, v); }

    BE64& operator =  (acc_uint64l_t v) { set_be64(d, v); return *this; }
    BE64& operator += (acc_uint64l_t v) { set_be64(d, get_be64(d) + v); return *this; }
    BE64& operator -= (acc_uint64l_t v) { set_be64(d, get_be64(d) - v); return *this; }
    BE64& operator *= (acc_uint64l_t v) { set_be64(d, get_be64(d) * v); return *this; }
    BE64& operator /= (acc_uint64l_t v) { set_be64(d, get_be64(d) / v); return *this; }
    BE64& operator &= (acc_uint64l_t v) { set_be64(d, get_be64(d) & v); return *this; }
    BE64& operator |= (acc_uint64l_t v) { set_be64(d, get_be64(d) | v); return *this; }
    BE64& operator ^= (acc_uint64l_t v) { set_be64(d, get_be64(d) ^ v); return *this; }
    BE64& operator <<= (unsigned v) { set_be64(d, get_be64(d) << v); return *this; }
    BE64& operator >>= (unsigned v) { set_be64(d, get_be64(d) >> v); return *this; }

    operator acc_uint64l_t () const  { return get_be64(d); }
}
__attribute_packed;


struct LE16
{
    unsigned char d[2];

    //inline LE16() { }
    //LE16(unsigned v) { set_le16(d, v); }

    LE16& operator =  (unsigned v) { set_le16(d, v); return *this; }
    LE16& operator += (unsigned v) { set_le16(d, get_le16(d) + v); return *this; }
    LE16& operator -= (unsigned v) { set_le16(d, get_le16(d) - v); return *this; }
    LE16& operator *= (unsigned v) { set_le16(d, get_le16(d) * v); return *this; }
    LE16& operator /= (unsigned v) { set_le16(d, get_le16(d) / v); return *this; }
    LE16& operator &= (unsigned v) { set_le16(d, get_le16(d) & v); return *this; }
    LE16& operator |= (unsigned v) { set_le16(d, get_le16(d) | v); return *this; }
    LE16& operator ^= (unsigned v) { set_le16(d, get_le16(d) ^ v); return *this; }
    LE16& operator <<= (unsigned v) { set_le16(d, get_le16(d) << v); return *this; }
    LE16& operator >>= (unsigned v) { set_le16(d, get_le16(d) >> v); return *this; }

    operator unsigned () const  { return get_le16(d); }
}
__attribute_packed;


struct LE32
{
    unsigned char d[4];

    //inline LE32() { }
    //LE32(unsigned v) { set_le32(d, v); }

    LE32& operator =  (unsigned v) { set_le32(d, v); return *this; }
    LE32& operator += (unsigned v) { set_le32(d, get_le32(d) + v); return *this; }
    LE32& operator -= (unsigned v) { set_le32(d, get_le32(d) - v); return *this; }
    LE32& operator *= (unsigned v) { set_le32(d, get_le32(d) * v); return *this; }
    LE32& operator /= (unsigned v) { set_le32(d, get_le32(d) / v); return *this; }
    LE32& operator &= (unsigned v) { set_le32(d, get_le32(d) & v); return *this; }
    LE32& operator |= (unsigned v) { set_le32(d, get_le32(d) | v); return *this; }
    LE32& operator ^= (unsigned v) { set_le32(d, get_le32(d) ^ v); return *this; }
    LE32& operator <<= (unsigned v) { set_le32(d, get_le32(d) << v); return *this; }
    LE32& operator >>= (unsigned v) { set_le32(d, get_le32(d) >> v); return *this; }

    operator unsigned () const  { return get_le32(d); }
}
__attribute_packed;


struct LE64
{
    unsigned char d[8];

    //inline LE64() { }
    //LE64(acc_uint64l_t v) { set_le64(d, v); }

    LE64& operator =  (acc_uint64l_t v) { set_le64(d, v); return *this; }
    LE64& operator += (acc_uint64l_t v) { set_le64(d, get_le64(d) + v); return *this; }
    LE64& operator -= (acc_uint64l_t v) { set_le64(d, get_le64(d) - v); return *this; }
    LE64& operator *= (acc_uint64l_t v) { set_le64(d, get_le64(d) * v); return *this; }
    LE64& operator /= (acc_uint64l_t v) { set_le64(d, get_le64(d) / v); return *this; }
    LE64& operator &= (acc_uint64l_t v) { set_le64(d, get_le64(d) & v); return *this; }
    LE64& operator |= (acc_uint64l_t v) { set_le64(d, get_le64(d) | v); return *this; }
    LE64& operator ^= (acc_uint64l_t v) { set_le64(d, get_le64(d) ^ v); return *this; }
    LE64& operator <<= (unsigned v) { set_le64(d, get_le64(d) << v); return *this; }
    LE64& operator >>= (unsigned v) { set_le64(d, get_le64(d) >> v); return *this; }

    operator acc_uint64l_t () const  { return get_le64(d); }
}
__attribute_packed;


/*************************************************************************
// global operators
**************************************************************************/

template <class T>
inline T* operator + (T* ptr, const BE16& v) { return ptr + (unsigned) v; }
template <class T>
inline T* operator + (const BE16& v, T* ptr) { return ptr + (unsigned) v; }
template <class T>
inline T* operator - (T* ptr, const BE16& v) { return ptr - (unsigned) v; }

template <class T>
inline T* operator + (T* ptr, const BE32& v) { return ptr + (unsigned) v; }
template <class T>
inline T* operator + (const BE32& v, T* ptr) { return ptr + (unsigned) v; }
template <class T>
inline T* operator - (T* ptr, const BE32& v) { return ptr - (unsigned) v; }

// these are not implemented on purpose and will cause link-time errors
template <class T> T* operator + (T* ptr, const BE64& v);
template <class T> T* operator + (const BE64& v, T* ptr);
template <class T> T* operator - (T* ptr, const BE64& v);

template <class T>
inline T* operator + (T* ptr, const LE16& v) { return ptr + (unsigned) v; }
template <class T>
inline T* operator + (const LE16& v, T* ptr) { return ptr + (unsigned) v; }
template <class T>
inline T* operator - (T* ptr, const LE16& v) { return ptr - (unsigned) v; }

template <class T>
inline T* operator + (T* ptr, const LE32& v) { return ptr + (unsigned) v; }
template <class T>
inline T* operator + (const LE32& v, T* ptr) { return ptr + (unsigned) v; }
template <class T>
inline T* operator - (T* ptr, const LE32& v) { return ptr - (unsigned) v; }

// these are not implemented on purpose and will cause link-time errors
template <class T> T* operator + (T* ptr, const LE64& v);
template <class T> T* operator + (const LE64& v, T* ptr);
template <class T> T* operator - (T* ptr, const LE64& v);


/*************************************************************************
// global overloads
**************************************************************************/

#if 1 && !defined(ALIGN_DOWN)
inline unsigned ALIGN_DOWN(unsigned a, const LE32& b) { return ALIGN_DOWN(a, (unsigned) b); }
inline unsigned ALIGN_DOWN(const LE32& a, unsigned b) { return ALIGN_DOWN((unsigned) a, b); }
inline unsigned ALIGN_UP  (unsigned a, const LE32& b) { return ALIGN_UP  (a, (unsigned) b); }
inline unsigned ALIGN_UP  (const LE32& a, unsigned b) { return ALIGN_UP  ((unsigned) a, b); }
#endif


#if !defined(UPX_MAX)
inline unsigned UPX_MAX(unsigned a, const BE16& b)    { return UPX_MAX(a, (unsigned) b); }
inline unsigned UPX_MAX(const BE16& a, unsigned b)    { return UPX_MAX((unsigned) a, b); }
inline unsigned UPX_MIN(unsigned a, const BE16& b)    { return UPX_MIN(a, (unsigned) b); }
inline unsigned UPX_MIN(const BE16& a, unsigned b)    { return UPX_MIN((unsigned) a, b); }

inline unsigned UPX_MAX(unsigned a, const BE32& b)    { return UPX_MAX(a, (unsigned) b); }
inline unsigned UPX_MAX(const BE32& a, unsigned b)    { return UPX_MAX((unsigned) a, b); }
inline unsigned UPX_MIN(unsigned a, const BE32& b)    { return UPX_MIN(a, (unsigned) b); }
inline unsigned UPX_MIN(const BE32& a, unsigned b)    { return UPX_MIN((unsigned) a, b); }

inline unsigned UPX_MAX(unsigned a, const LE16& b)    { return UPX_MAX(a, (unsigned) b); }
inline unsigned UPX_MAX(const LE16& a, unsigned b)    { return UPX_MAX((unsigned) a, b); }
inline unsigned UPX_MIN(unsigned a, const LE16& b)    { return UPX_MIN(a, (unsigned) b); }
inline unsigned UPX_MIN(const LE16& a, unsigned b)    { return UPX_MIN((unsigned) a, b); }

inline unsigned UPX_MAX(unsigned a, const LE32& b)    { return UPX_MAX(a, (unsigned) b); }
inline unsigned UPX_MAX(const LE32& a, unsigned b)    { return UPX_MAX((unsigned) a, b); }
inline unsigned UPX_MIN(unsigned a, const LE32& b)    { return UPX_MIN(a, (unsigned) b); }
inline unsigned UPX_MIN(const LE32& a, unsigned b)    { return UPX_MIN((unsigned) a, b); }
#endif


/*************************************************************************
// misc
**************************************************************************/

// for use with qsort()
extern "C" {
int __acc_cdecl_qsort be16_compare(const void *, const void *);
int __acc_cdecl_qsort be24_compare(const void *, const void *);
int __acc_cdecl_qsort be32_compare(const void *, const void *);
int __acc_cdecl_qsort be64_compare(const void *, const void *);
int __acc_cdecl_qsort le16_compare(const void *, const void *);
int __acc_cdecl_qsort le24_compare(const void *, const void *);
int __acc_cdecl_qsort le32_compare(const void *, const void *);
int __acc_cdecl_qsort le64_compare(const void *, const void *);
int __acc_cdecl_qsort be16_compare_signed(const void *, const void *);
int __acc_cdecl_qsort be24_compare_signed(const void *, const void *);
int __acc_cdecl_qsort be32_compare_signed(const void *, const void *);
int __acc_cdecl_qsort be64_compare_signed(const void *, const void *);
int __acc_cdecl_qsort le16_compare_signed(const void *, const void *);
int __acc_cdecl_qsort le24_compare_signed(const void *, const void *);
int __acc_cdecl_qsort le32_compare_signed(const void *, const void *);
int __acc_cdecl_qsort le64_compare_signed(const void *, const void *);
} // extern "C"


// just for testing...
#if !defined(ACC_CFG_NO_UNALIGNED)
#if 0 && (ACC_ARCH_AMD64 || ACC_ARCH_I386) && (ACC_CC_GNUC >= 0x030200)
   typedef acc_uint16e_t LE16_unaligned __attribute__((__aligned__(1)));
   typedef acc_uint32e_t LE32_unaligned __attribute__((__aligned__(1)));
#  ifndef LE16
#    define LE16    LE16_unaligned
#  endif
#  ifndef LE32
#    define LE32    LE32_unaligned
#  endif
#endif
#if 0 && (ACC_ARCH_I386) && (ACC_CC_INTELC)
   typedef __declspec(align(1)) acc_uint16e_t LE16_unaligned;
   typedef __declspec(align(1)) acc_uint32e_t LE32_unaligned;
#  ifndef LE16
#    define LE16    LE16_unaligned
#  endif
#  ifndef LE32
#    define LE32    LE32_unaligned
#  endif
#endif
#if 0 && (ACC_ARCH_AMD64 || ACC_ARCH_I386) && (ACC_CC_MSC) && (_MSC_VER >= 1200)
   typedef __declspec(align(1)) acc_uint16e_t LE16_unaligned;
   typedef __declspec(align(1)) acc_uint32e_t LE32_unaligned;
#  ifndef LE16
#    define LE16    LE16_unaligned
#  endif
#  ifndef LE32
#    define LE32    LE32_unaligned
#  endif
#  pragma warning(disable: 4244)        // Wx: conversion, possible loss of data
#endif
#endif


/*************************************************************************
// Provide namespaces and classes to abtract endianness policies.
//
// CTP - Compile-Time Polymorphism (templates)
// RTP - Run-Time Polymorphism (virtual functions)
**************************************************************************/

// forward declarations
namespace N_BELE_CTP {
class BEPolicy; class LEPolicy;
extern const BEPolicy be_policy;
extern const LEPolicy le_policy;
}
namespace N_BELE_RTP {
class AbstractPolicy;
class BEPolicy; class LEPolicy;
extern const BEPolicy be_policy;
extern const LEPolicy le_policy;
}

namespace N_BELE_CTP {
#define BELE_CTP 1
#include "bele_policy.h"
#undef BELE_CTP
}

namespace N_BELE_RTP {
#define BELE_RTP 1
#include "bele_policy.h"
#undef BELE_RTP
}

namespace N_BELE_CTP {

template <class T>
inline const N_BELE_RTP::AbstractPolicy* getRTP();
template <>
inline const N_BELE_RTP::AbstractPolicy* getRTP<BEPolicy>()
     { return &N_BELE_RTP::be_policy; }
template <>
inline const N_BELE_RTP::AbstractPolicy* getRTP<LEPolicy>()
     { return &N_BELE_RTP::le_policy; }

}


#endif /* already included */


/*
vi:ts=4:et:nowrap
*/