16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#import "OFSeekableStream.h"
@implementation OFSeekableStream
- init
{
if (object_getClass(self) == [OFSeekableStream class]) {
@try {
[self doesNotRecognizeSelector: _cmd];
abort();
} @catch (id e) {
[self release];
@throw e;
}
}
return [super init];
}
- (off_t)lowlevelSeekToOffset: (off_t)offset
whence: (int)whence
{
[self doesNotRecognizeSelector: _cmd];
abort();
}
- (off_t)seekToOffset: (off_t)offset
whence: (int)whence
{
if (whence == SEEK_CUR)
offset -= _readBufferLength;
|
>
>
|
<
|
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#import "OFSeekableStream.h"
#import "macros.h"
@implementation OFSeekableStream
- init
{
if (object_getClass(self) == [OFSeekableStream class]) {
@try {
[self doesNotRecognizeSelector: _cmd];
abort();
} @catch (id e) {
[self release];
@throw e;
}
}
return [super init];
}
- (off_t)lowlevelSeekToOffset: (off_t)offset
whence: (int)whence
{
OF_UNRECOGNIZED_SELECTOR
}
- (off_t)seekToOffset: (off_t)offset
whence: (int)whence
{
if (whence == SEEK_CUR)
offset -= _readBufferLength;
|