Panda3D

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bioStream.cxx
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file bioStream.cxx
10 * @author drose
11 * @date 2002-09-25
12 */
13
14#include "bioStream.h"
15
16
17#ifdef HAVE_OPENSSL
18
19/**
20 * Returns true if the last eof condition was triggered because the socket has
21 * genuinely closed, or false if we can expect more data to come along
22 * shortly.
23 */
24 bool IBioStream::
25is_closed() {
26 if (!_buf._read_open) {
27 return true;
28 }
29 clear();
30 return false;
31}
32
33/**
34 * Resets the BioStream to empty, but does not actually close the source BIO
35 * unless owns_source was true.
36 */
37 void IBioStream::
38close() {
39 _buf.close();
40}
41
42/**
43 * Returns true if the last write fail condition was triggered because the
44 * socket has genuinely closed, or false if we can expect to send more data
45 * along shortly.
46 */
47 bool OBioStream::
48is_closed() {
49 if (!_buf._write_open) {
50 return true;
51 }
52 clear();
53 return false;
54}
55
56/**
57 * Resets the BioStream to empty, but does not actually close the source BIO
58 * unless owns_source was true.
59 */
60 void OBioStream::
61close() {
62 _buf.close();
63}
64
65/**
66 * Returns true if the last eof or failure condition was triggered because the
67 * socket has genuinely closed, or false if we can expect to read or send more
68 * data shortly.
69 */
70 bool BioStream::
71is_closed() {
72 if (!_buf._read_open) {
73 return true;
74 }
75 clear();
76 return false;
77}
78
79/**
80 * Resets the BioStream to empty, but does not actually close the source BIO
81 * unless owns_source was true.
82 */
83 void BioStream::
84close() {
85 _buf.close();
86}
87
88/**
89 * Returns an enum indicating how we are coming along in reading the document.
90 */
91IBioStream::ReadState IBioStream::
92get_read_state() {
93 // For an IBioStream, this method is meaningless, and always returns
94 // RS_error.
95
96 // This method is intended for those specialized streams that scan through
97 // an HTTP document.
98 return RS_error;
99}
100
101#endif // HAVE_OPENSSL
bioStream.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.