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/** @file */
/**
* @brief A result of a comparison.
*/
typedef enum {
/** The left object is smaller than the right */
OF_ORDERED_ASCENDING = -1,
/** Both objects are equal */
OF_ORDERED_SAME = 0,
/** The left object is bigger than the right */
OF_ORDERED_DESCENDING = 1
} of_comparison_result_t;
#ifdef OF_HAVE_BLOCKS
/**
* @brief A comparator to compare two objects.
*
* @param left The left object
* @param right The right object
* @return The order of the objects
*/
typedef of_comparison_result_t (^of_comparator_t)(id _Nonnull left,
id _Nonnull right);
OF_BYTE_ORDER_BIG_ENDIAN,
/** Least significant byte first (little endian) */
OF_BYTE_ORDER_LITTLE_ENDIAN
} of_byte_order_t;
/**
* @struct of_range_t OFObject.h ObjFW/OFObject.h
*
* @brief A range.
*/
struct OF_BOXABLE of_range_t {
/** The start of the range */
size_t location;
/** The length of the range */
size_t length;
};
typedef struct of_range_t of_range_t;
/**
* @brief Creates a new of_range_t.
*
* @param start The starting index of the range
* @param length The length of the range
* @return An of_range with the specified start and length
*/
static OF_INLINE of_range_t OF_CONST_FUNC
of_range(size_t start, size_t length)
{
of_range_t range = { start, length };
return range;
}
/**
* @brief Returns whether the two ranges are equal.
*
* @param range1 The first range for the comparison
* @param range2 The second range for the comparison
* @return Whether the two ranges are equal
*/
static OF_INLINE bool
of_range_equal(of_range_t range1, of_range_t range2)
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/** @file */
/**
* @brief A result of a comparison.
*/
typedef enum {
/** The left object is smaller than the right */
OFOrderedAscending = -1,
/** Both objects are equal */
OFOrderedSame = 0,
/** The left object is bigger than the right */
OFOrderedDescending = 1
} OFComparisonResult;
#ifdef OF_HAVE_BLOCKS
/**
* @brief A comparator to compare two objects.
*
* @param left The left object
* @param right The right object
* @return The order of the objects
*/
typedef OFComparisonResult (^OFComparator)(id _Nonnull left, id _Nonnull right);
#endif
/**
* @brief An enum for storing endianess.
*/
typedef enum {
/** Most significant byte first (big endian) */
OFByteOrderBigEndian,
/** Least significant byte first (little endian) */
OFByteOrderLittleEndian,
/** Native byte order of the system */
#ifdef OF_BIG_ENDIAN
OFByteOrderNative = OFByteOrderBigEndian
#else
OFByteOrderNative = OFByteOrderLittleEndian
#endif
} OFByteOrder;
/**
* @struct OFRange OFObject.h ObjFW/OFObject.h
*
* @brief A range.
*/
struct OF_BOXABLE OFRange {
/** The start of the range */
size_t location;
/** The length of the range */
size_t length;
};
typedef struct OFRange OFRange;
/**
* @brief Creates a new OFRange.
*
* @param start The starting index of the range
* @param length The length of the range
* @return An OFRangeith the specified start and length
*/
static OF_INLINE OFRange OF_CONST_FUNC
OFMakeRange(size_t start, size_t length)
{
OFRange range = { start, length };
return range;
}
/**
* @brief Returns whether the two ranges are equal.
*
* @param range1 The first range for the comparison
* @param range2 The second range for the comparison
* @return Whether the two ranges are equal
*/
static OF_INLINE bool
OFEqualRanges(OFRange range1, OFRange range2)
{
if (range1.location != range2.location)
return false;
if (range1.length != range2.length)
return false;
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@protocol OFComparing
/**
* @brief Compares the object to another object.
*
* @param object An object to compare the object to
* @return The result of the comparison
*/
- (of_comparison_result_t)compare: (id <OFComparing>)object;
@end
#endif
#ifdef __cplusplus
extern "C" {
#endif
/**
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@protocol OFComparing
/**
* @brief Compares the object to another object.
*
* @param object An object to compare the object to
* @return The result of the comparison
*/
- (OFComparisonResult)compare: (id <OFComparing>)object;
@end
#endif
#ifdef __cplusplus
extern "C" {
#endif
/**
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