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-
+
-
+
-
+
-
+
-
+
-
+
-
+
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return false;
if (memcmp(data.items, _items, _count * _itemSize) != 0)
return false;
return true;
}
- (of_comparison_result_t)compare: (OFData *)data
- (OFComparisonResult)compare: (OFData *)data
{
int comparison;
size_t count, minCount;
if (![data isKindOfClass: [OFData class]])
@throw [OFInvalidArgumentException exception];
if (data.itemSize != _itemSize)
@throw [OFInvalidArgumentException exception];
count = data.count;
minCount = (_count > count ? count : _count);
if ((comparison = memcmp(_items, data.items,
minCount * _itemSize)) == 0) {
if (_count > count)
return OF_ORDERED_DESCENDING;
return OFOrderedDescending;
if (_count < count)
return OF_ORDERED_ASCENDING;
return OFOrderedAscending;
return OF_ORDERED_SAME;
return OFOrderedSame;
}
if (comparison > 0)
return OF_ORDERED_DESCENDING;
return OFOrderedDescending;
else
return OF_ORDERED_ASCENDING;
return OFOrderedAscending;
}
- (unsigned long)hash
{
uint32_t hash;
OF_HASH_INIT(hash);
for (size_t i = 0; i < _count * _itemSize; i++)
OF_HASH_ADD(hash, ((uint8_t *)_items)[i]);
OF_HASH_FINALIZE(hash);
return hash;
}
- (OFData *)subdataWithRange: (of_range_t)range
- (OFData *)subdataWithRange: (OFRange)range
{
OFData *ret;
if (range.length > SIZE_MAX - range.location ||
range.location + range.length > _count)
@throw [OFOutOfRangeException exception];
|
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-
-
-
+
+
+
-
+
-
+
-
+
-
+
-
+
|
}
- (OFString *)stringByBase64Encoding
{
return of_base64_encode(_items, _count * _itemSize);
}
- (of_range_t)rangeOfData: (OFData *)data
options: (int)options
range: (of_range_t)range
- (OFRange)rangeOfData: (OFData *)data
options: (int)options
range: (OFRange)range
{
const char *search;
size_t searchLength;
if (range.length > SIZE_MAX - range.location ||
range.location + range.length > _count)
@throw [OFOutOfRangeException exception];
if (data == nil || data.itemSize != _itemSize)
@throw [OFInvalidArgumentException exception];
if ((searchLength = data.count) == 0)
return of_range(0, 0);
return OFMakeRange(0, 0);
if (searchLength > range.length)
return of_range(OF_NOT_FOUND, 0);
return OFMakeRange(OFNotFound, 0);
search = data.items;
if (options & OF_DATA_SEARCH_BACKWARDS) {
for (size_t i = range.length - searchLength;; i--) {
if (memcmp(_items + i * _itemSize, search,
searchLength * _itemSize) == 0)
return of_range(i, searchLength);
return OFMakeRange(i, searchLength);
/* No match and we're at the last item */
if (i == 0)
break;
}
} else {
for (size_t i = range.location;
i <= range.length - searchLength; i++)
if (memcmp(_items + i * _itemSize, search,
searchLength * _itemSize) == 0)
return of_range(i, searchLength);
return OFMakeRange(i, searchLength);
}
return of_range(OF_NOT_FOUND, 0);
return OFMakeRange(OFNotFound, 0);
}
#ifdef OF_HAVE_FILES
- (void)writeToFile: (OFString *)path
{
OFFile *file = [[OFFile alloc] initWithPath: path mode: @"w"];
@try {
|