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

diff --git a/apt-pkg/contrib/strutl.h b/apt-pkg/contrib/strutl.h
index a8bbc38af55ef1b04531fdb5aa23e96cdc5161da..918ac89c741832f41a00117bf006d86ccc00e827 100644 (file)
--- a/apt-pkg/contrib/strutl.h
+++ b/apt-pkg/contrib/strutl.h
@@ -22,6 +22,9 @@
 #include <cstring>
 #include <vector>
 #include <iostream>
 #include <cstring>
 #include <vector>
 #include <iostream>

+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+#include <apt-pkg/string_view.h>
+#endif

 #include <time.h>
 #include <stddef.h>
 
 #include <time.h>
 #include <stddef.h>
 


@@ -63,7 +66,32 @@ 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 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
+ * are supported to) and e.g. Release files use the same format in Date & Valid-Until
+ * fields.
+ *
+ * Note: datetime strings need to be in UTC timezones (GMT, UTC, Z, +/-0000) to be
+ * parsed. Other timezones will be rejected as invalid. Previous implementations
+ * accepted other timezones, but treated them as UTC.
+ *
+ * @param str is the datetime string to parse
+ * @param[out] time will be the seconds since epoch of the given datetime if
+ *    parsing is successful, undefined otherwise.
+ * @return \b true if parsing was successful, otherwise \b false.
+ */

 bool RFC1123StrToTime(const char* const str,time_t &time) APT_MUSTCHECK;
 bool FTPMDTMStrToTime(const char* const str,time_t &time) APT_MUSTCHECK;
 APT_DEPRECATED_MSG("Use RFC1123StrToTime or FTPMDTMStrToTime as needed instead") bool StrToTime(const std::string &Val,time_t &Result);
 bool RFC1123StrToTime(const char* const str,time_t &time) APT_MUSTCHECK;
 bool FTPMDTMStrToTime(const char* const str,time_t &time) APT_MUSTCHECK;
 APT_DEPRECATED_MSG("Use RFC1123StrToTime or FTPMDTMStrToTime as needed instead") bool StrToTime(const std::string &Val,time_t &Result);


@@ -75,7 +103,9 @@ bool StrToNum(const char *Str,unsigned long long &Res,unsigned Len,unsigned Base
 bool Base256ToNum(const char *Str,unsigned long &Res,unsigned int Len);
 bool Base256ToNum(const char *Str,unsigned long long &Res,unsigned int Len);
 bool Hex2Num(const std::string &Str,unsigned char *Num,unsigned int Length);
 bool Base256ToNum(const char *Str,unsigned long &Res,unsigned int Len);
 bool Base256ToNum(const char *Str,unsigned long long &Res,unsigned int Len);
 bool Hex2Num(const std::string &Str,unsigned char *Num,unsigned int Length);

-
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+APT_HIDDEN bool Hex2Num(const APT::StringView Str,unsigned char *Num,unsigned int Length);
+#endif

 // input changing string split
 bool TokSplitString(char Tok,char *Input,char **List,
                    unsigned long ListMax);
 // input changing string split
 bool TokSplitString(char Tok,char *Input,char **List,
                    unsigned long ListMax);


@@ -88,7 +118,7 @@ std::vector<std::string> VectorizeString(std::string const &haystack, char const
  *
  * \param input The input string.
  *
  *
  * \param input The input string.
  *

- * \param sep The seperator to use.
+ * \param sep The separator to use.

  *
  * \param maxsplit (optional) The maximum amount of splitting that
  * should be done .
  *
  * \param maxsplit (optional) The maximum amount of splitting that
  * should be done .


@@ -110,6 +140,11 @@ bool CheckDomainList(const std::string &Host, const std::string &List);
 #define tolower_ascii  tolower_ascii_inline
 #define isspace_ascii  isspace_ascii_inline
 
 #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)
 {
 APT_CONST APT_HOT
 static inline int tolower_ascii_inline(int const c)
 {