Simplify InfoHash, TrackerEntry class internals

src/base/bittorrent/infohash.cpp

@@ -28,6 +28,7 @@
 
 #include "infohash.h"
 
+#include <QByteArray>
 #include <QHash>
 
 using namespace BitTorrent;
@@ -41,29 +42,25 @@ InfoHash::InfoHash(const libtorrent::sha1_hash &nativeHash)
     : m_valid(true)
     , m_nativeHash(nativeHash)
 {
-    char out[(libtorrent::sha1_hash::size * 2) + 1];
-    libtorrent::to_hex(reinterpret_cast<const char*>(&m_nativeHash[0]), libtorrent::sha1_hash::size, out);
-    m_hashString = QString(out);
+    const QByteArray raw = QByteArray::fromRawData(nativeHash.data(), libtorrent::sha1_hash::size);
+    m_hashString = QString::fromLatin1(raw.toHex());
 }
 
 InfoHash::InfoHash(const QString &hashString)
     : m_valid(false)
-    , m_hashString(hashString)
 {
-    QByteArray raw = m_hashString.toLatin1();
-    if (raw.size() == 40)
-        m_valid = libtorrent::from_hex(raw.constData(), 40, reinterpret_cast<char*>(&m_nativeHash[0]));
+    if (hashString.size() != (libtorrent::sha1_hash::size * 2))
+        return;
+
+    const QByteArray raw = QByteArray::fromHex(hashString.toLatin1());
+    if (raw.size() != libtorrent::sha1_hash::size)  // QByteArray::fromHex() will skip over invalid characters
+        return;
+
+    m_valid = true;
+    m_hashString = hashString;
+    m_nativeHash.assign(raw.constData());
 }
 
-
-InfoHash::InfoHash(const InfoHash &other)
-    : m_valid(other.m_valid)
-    , m_nativeHash(other.m_nativeHash)
-    , m_hashString(other.m_hashString)
-{
-}
-
-
 bool InfoHash::isValid() const
 {
     return m_valid;
@@ -74,25 +71,23 @@ InfoHash::operator libtorrent::sha1_hash() const
     return m_nativeHash;
 }
 
-
 InfoHash::operator QString() const
 {
     return m_hashString;
 }
 
-
-bool InfoHash::operator==(const InfoHash &other) const
+bool BitTorrent::operator==(const InfoHash &left, const InfoHash &right)
 {
-    return (m_nativeHash == other.m_nativeHash);
+    return (static_cast<libtorrent::sha1_hash>(left)
+            == static_cast<libtorrent::sha1_hash>(right));
 }
 
-
-bool InfoHash::operator!=(const InfoHash &other) const
+bool BitTorrent::operator!=(const InfoHash &left, const InfoHash &right)
 {
-    return (m_nativeHash != other.m_nativeHash);
+    return !(left == right);
 }
 
-uint BitTorrent::qHash(const InfoHash &key, uint seed)
+uint BitTorrent::qHash(const InfoHash &key, const uint seed)
 {
-    return qHash(static_cast<QString>(key), seed);
+    return ::qHash(static_cast<QString>(key), seed);
 }

src/base/bittorrent/infohash.h

@@ -40,14 +40,12 @@ namespace BitTorrent
         InfoHash();
         InfoHash(const libtorrent::sha1_hash &nativeHash);
         InfoHash(const QString &hashString);
-        InfoHash(const InfoHash &other);
+        InfoHash(const InfoHash &other) = default;
 
         bool isValid() const;
 
         operator libtorrent::sha1_hash() const;
         operator QString() const;
-        bool operator==(const InfoHash &other) const;
-        bool operator!=(const InfoHash &other) const;
 
     private:
         bool m_valid;
@@ -55,6 +53,8 @@ namespace BitTorrent
         QString m_hashString;
     };
 
+    bool operator==(const InfoHash &left, const InfoHash &right);
+    bool operator!=(const InfoHash &left, const InfoHash &right);
     uint qHash(const InfoHash &key, uint seed);
 }
 

src/base/bittorrent/trackerentry.cpp

@@ -29,14 +29,12 @@
 #include "trackerentry.h"
 
 #include <QString>
-
-#include "base/utils/misc.h"
-#include "base/utils/string.h"
+#include <QUrl>
 
 using namespace BitTorrent;
 
 TrackerEntry::TrackerEntry(const QString &url)
-    : m_nativeEntry(libtorrent::announce_entry(url.toStdString()))
+    : m_nativeEntry(url.toStdString())
 {
 }
 
@@ -45,11 +43,6 @@ TrackerEntry::TrackerEntry(const libtorrent::announce_entry &nativeEntry)
 {
 }
 
-TrackerEntry::TrackerEntry(const TrackerEntry &other)
-    : m_nativeEntry(other.m_nativeEntry)
-{
-}
-
 QString TrackerEntry::url() const
 {
     return QString::fromStdString(m_nativeEntry.url);
@@ -74,23 +67,17 @@ TrackerEntry::Status TrackerEntry::status() const
         return NotWorking;
 }
 
-void TrackerEntry::setTier(int value)
+void TrackerEntry::setTier(const int value)
 {
     m_nativeEntry.tier = value;
 }
 
-TrackerEntry &TrackerEntry::operator=(const TrackerEntry &other)
-{
-    this->m_nativeEntry = other.m_nativeEntry;
-    return *this;
-}
-
-bool TrackerEntry::operator==(const TrackerEntry &other) const
-{
-    return (QUrl(url()) == QUrl(other.url()));
-}
-
 libtorrent::announce_entry TrackerEntry::nativeEntry() const
 {
     return m_nativeEntry;
 }
+
+bool BitTorrent::operator==(const TrackerEntry &left, const TrackerEntry &right)
+{
+    return (QUrl(left.url()) == QUrl(right.url()));
+}

src/base/bittorrent/trackerentry.h

@@ -52,21 +52,22 @@ namespace BitTorrent
 
         TrackerEntry(const QString &url);
         TrackerEntry(const libtorrent::announce_entry &nativeEntry);
-        TrackerEntry(const TrackerEntry &other);
+        TrackerEntry(const TrackerEntry &other) = default;
+        TrackerEntry &operator=(const TrackerEntry &other) = default;
 
         QString url() const;
-        int tier() const;
         Status status() const;
 
+        int tier() const;
         void setTier(int value);
-        TrackerEntry &operator=(const TrackerEntry &other);
-        bool operator==(const TrackerEntry &other) const;
 
         libtorrent::announce_entry nativeEntry() const;
 
     private:
         libtorrent::announce_entry m_nativeEntry;
     };
+
+    bool operator==(const TrackerEntry &left, const TrackerEntry &right);
 }
 
 #endif // BITTORRENT_TRACKERENTRY_H