diff options
Diffstat (limited to 'common/stream.cpp')
| -rw-r--r-- | common/stream.cpp | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/common/stream.cpp b/common/stream.cpp index 6737eafc9c..84b712a562 100644 --- a/common/stream.cpp +++ b/common/stream.cpp @@ -152,7 +152,7 @@ char *SeekableReadStream::readLine(char *buf, size_t bufSize) { len++; } - // We always terminate the buffer if no error occured + // We always terminate the buffer if no error occurred *p = 0; return buf; } @@ -303,4 +303,29 @@ bool BufferedSeekableReadStream::seek(int32 offset, int whence) { return true; // FIXME: STREAM REWRITE } +bool MemoryWriteStreamDynamic::seek(int32 offs, int whence) { + // Pre-Condition + assert(_pos <= _size); + switch (whence) { + case SEEK_END: + // SEEK_END works just like SEEK_SET, only 'reversed', + // i.e. from the end. + offs = _size + offs; + // Fall through + case SEEK_SET: + _ptr = _data + offs; + _pos = offs; + break; + + case SEEK_CUR: + _ptr += offs; + _pos += offs; + break; + } + // Post-Condition + assert(_pos <= _size); + + return true; // FIXME: STREAM REWRITE +} + } // End of namespace Common |