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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-27 01:04:58 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-27 01:04:58 -0600
commitb10a61b1fd2fe561ba61a384d4a344bae2a4aa29 (patch)
tree99dc6b2584265b2df91f7dbc1dcbf7a54efd205e /tdefile-plugins/torrent/bint.cpp
parent64c3be47ff36e40035ead93f913aeeb1e4f85e4b (diff)
downloadtdenetwork-b10a61b1fd2fe561ba61a384d4a344bae2a4aa29.tar.gz
tdenetwork-b10a61b1fd2fe561ba61a384d4a344bae2a4aa29.zip
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'tdefile-plugins/torrent/bint.cpp')
-rw-r--r--tdefile-plugins/torrent/bint.cpp104
1 files changed, 104 insertions, 0 deletions
diff --git a/tdefile-plugins/torrent/bint.cpp b/tdefile-plugins/torrent/bint.cpp
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+++ b/tdefile-plugins/torrent/bint.cpp
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+/*
+ * Copyright (c) 2003, 2004 Michael Pyne <michael.pyne@kdemail.net>
+ *
+ * This software is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; see the file COPYING.
+ * If not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+#include <tqstring.h>
+#include <tqcstring.h>
+#include <tqiodevice.h>
+
+#include "bytetape.h"
+#include "bint.h"
+
+// A bencoded int is (approximately) as follows:
+// i(\d)+e
+BInt::BInt (TQByteArray &dict, int start)
+ : m_value (0), m_valid(false)
+{
+ ByteTape tape (dict, start);
+ init (tape);
+}
+
+BInt::BInt (ByteTape &tape)
+ : m_value(0), m_valid(false)
+{
+ init(tape);
+}
+
+void BInt::init (ByteTape &tape)
+{
+ if (*tape != 'i')
+ return;
+
+ tape ++; // Move to start of digits
+
+ TQByteArray &dict (tape.data());
+ if (dict.find('e', tape.pos()) == -1)
+ return;
+
+ // Copy the part from the start to the e. The values in-between
+ // should be digits, perhaps preceded by a negative sign.
+ int length = dict.find('e', tape.pos()) - tape.pos();
+ char *ptr = dict.data(); // Get start of buffer
+ ptr += tape.pos(); // Advance to current position in tape
+
+ // Allocate temporary data buffer
+ TQByteArray buffer(length + 1);
+
+ tqmemmove (buffer.data(), ptr, length);
+ buffer[length] = 0; // Null-terminate
+
+ TQString numberString (buffer);
+ bool a_isValid; // We want to make sure the string is a valid number
+
+ m_value = numberString.toLongLong(&a_isValid);
+
+ tape += length; // Move to 'e'
+ tape ++; // Move to next char
+
+ m_valid = a_isValid; // Now we're good, if it was a number
+}
+
+BInt::~BInt()
+{
+ /* Nothing yet */
+}
+
+bool BInt::writeToDevice (TQIODevice &device)
+{
+ if (!m_valid)
+ return false;
+
+ /* Write out i234e, and such */
+ TQString str = TQString("i%1e").
+ arg (m_value);
+
+ TQ_LONG written = 0, result = 0;
+ written = device.writeBlock (str.latin1(), str.length());
+ while ((uint) written < str.length())
+ {
+ if (written < 0 || result < 0)
+ return false;
+
+ result = device.writeBlock(str.latin1() + written,
+ str.length() - written);
+ written += result;
+ }
+
+ return true;
+}
+
+// vim: set et ts=4 sw=4: