This is realloc, not reallocf: be more careful :/.

[apt.git] / apt-pkg / contrib / strutl.h

diff --git a/apt-pkg/contrib/strutl.h b/apt-pkg/contrib/strutl.h
index a32aaf06d06a95fe8fac3cba613faed65ad6a6ee..b58e69cbd514b88b8dc5944133d400e58ff8bfcd 100644 (file)
--- a/apt-pkg/contrib/strutl.h
+++ b/apt-pkg/contrib/strutl.h
@@ -66,7 +66,17 @@ std::string TimeToStr(unsigned long Sec);
 std::string Base64Encode(const std::string &Str);
 std::string OutputInDepth(const unsigned long Depth, const char* Separator="  ");
 std::string URItoFileName(const std::string &URI);
-std::string TimeRFC1123(time_t Date);
+APT_DEPRECATED_MSG("Specify if GMT is required or a numeric timezone can be used") std::string TimeRFC1123(time_t Date);
+/** returns a datetime string as needed by HTTP/1.1 and Debian files.
+ *
+ * Note: The date will always be represented in a UTC timezone
+ *
+ * @param Date to be represented as a string
+ * @param NumericTimezone is preferred in general, but HTTP/1.1 requires the use
+ *    of GMT as timezone instead. \b true means that the timezone should be denoted
+ *    as "+0000" while \b false uses "GMT".
+ */
+std::string TimeRFC1123(time_t Date, bool const NumericTimezone);
 /** parses time as needed by HTTP/1.1 and Debian files.
  *
  * HTTP/1.1 prefers dates in RFC1123 format (but the other two obsolete date formats
@@ -130,6 +140,11 @@ bool CheckDomainList(const std::string &Host, const std::string &List);
 #define tolower_ascii  tolower_ascii_inline
 #define isspace_ascii  isspace_ascii_inline
 
+APT_CONST APT_HOT
+static inline int tolower_ascii_unsafe(int const c)
+{
+   return c | 0x20;
+}
 APT_CONST APT_HOT
 static inline int tolower_ascii_inline(int const c)
 {
@@ -142,6 +157,27 @@ static inline int isspace_ascii_inline(int const c)
    return (c >= 9 && c <= 13) || c == ' ';
 }
 
+// StringViewCompareFast - awkward attempt to optimize cache generation        /*{{{*/
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+/**
+ * \brief Faster comparison for string views (compare size before data)
+ *
+ * Still stable, but faster than the normal ordering.
+ *  As this is used for package comparison this *MUST* be case insensitive,
+ * as the alternative is to lower case all dependency fields which is slow. */
+static inline int StringViewCompareFast(APT::StringView a, APT::StringView b) {
+    if (a.size() != b.size())
+        return a.size() - b.size();
+    auto l(a.data()), r(b.data());
+    for (auto e(a.size()), i(decltype(e)(0)); i != e; ++i)
+        if (tolower_ascii_inline(l[i]) != tolower_ascii_inline(r[i]))
+            return tolower_ascii(l[i]) < tolower_ascii(r[i]) ? -1 : 1;
+    return 0;
+}
+#endif
+                                                                       /*}}}*/
+
+
 std::string StripEpoch(const std::string &VerStr);
 
 #define APT_MKSTRCMP(name,func) \