diff options
Diffstat (limited to 'src/old/sbuffer.cpp')
-rw-r--r-- | src/old/sbuffer.cpp | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/old/sbuffer.cpp b/src/old/sbuffer.cpp new file mode 100644 index 0000000..f84f8a3 --- /dev/null +++ b/src/old/sbuffer.cpp | |||
@@ -0,0 +1,67 @@ | |||
1 | #include <string.h> | ||
2 | #include "sbuffer.h" | ||
3 | |||
4 | SBuffer::SBuffer() : | ||
5 | nPos( 0 ), | ||
6 | bOpen( true ) | ||
7 | { | ||
8 | } | ||
9 | |||
10 | SBuffer::~SBuffer() | ||
11 | { | ||
12 | } | ||
13 | |||
14 | void SBuffer::close() | ||
15 | { | ||
16 | bOpen = false; | ||
17 | fbData.clearData(); | ||
18 | } | ||
19 | |||
20 | size_t SBuffer::read( char *pBuf, size_t nBytes ) | ||
21 | { | ||
22 | size_t nLeft = fbData.getLength() - nPos; | ||
23 | if( nBytes > nLeft ) | ||
24 | nBytes = nLeft; | ||
25 | |||
26 | if( nLeft == 0 ) | ||
27 | return 0; | ||
28 | |||
29 | memcpy( pBuf, fbData.getData()+nPos, nBytes ); | ||
30 | nPos += nBytes; | ||
31 | |||
32 | return nBytes; | ||
33 | } | ||
34 | |||
35 | size_t SBuffer::write( const char *pBuf, size_t nBytes ) | ||
36 | { | ||
37 | fbData.appendData( pBuf, nBytes ); | ||
38 | nPos += nBytes; | ||
39 | |||
40 | return nBytes; | ||
41 | } | ||
42 | |||
43 | long SBuffer::tell() | ||
44 | { | ||
45 | return nPos; | ||
46 | } | ||
47 | |||
48 | void SBuffer::seek( long offset ) | ||
49 | { | ||
50 | nPos += offset; | ||
51 | } | ||
52 | |||
53 | void SBuffer::setPos( long pos ) | ||
54 | { | ||
55 | nPos = pos; | ||
56 | } | ||
57 | |||
58 | void SBuffer::setPosEnd( long pos ) | ||
59 | { | ||
60 | nPos = fbData.getLength() - pos; | ||
61 | } | ||
62 | |||
63 | bool SBuffer::isEOS() | ||
64 | { | ||
65 | return nPos == fbData.getLength(); | ||
66 | } | ||
67 | |||