diff options
Diffstat (limited to 'apt-pkg')
-rw-r--r-- | apt-pkg/contrib/strutl.cc | 36 | ||||
-rw-r--r-- | apt-pkg/contrib/strutl.h | 4 |
2 files changed, 39 insertions, 1 deletions
diff --git a/apt-pkg/contrib/strutl.cc b/apt-pkg/contrib/strutl.cc index c7d63ce8a..96e8143ec 100644 --- a/apt-pkg/contrib/strutl.cc +++ b/apt-pkg/contrib/strutl.cc @@ -855,6 +855,42 @@ static time_t timegm(struct tm *t) } #endif /*}}}*/ +// FullDateToTime - Converts a HTTP1.1 full date strings into a time_t /*{{{*/ +// --------------------------------------------------------------------- +/* tries to parses a full date as specified in RFC2616 Section 3.3.1 + with one exception: All timezones (%Z) are accepted but the protocol + says that it MUST be GMT, but this one is equal to UTC which we will + encounter from time to time (e.g. in Release files) so we accept all + here and just assume it is GMT (or UTC) later on */ +bool RFC1123StrToTime(const char* const str,time_t &time) +{ + struct tm Tm; + // Sun, 06 Nov 1994 08:49:37 GMT ; RFC 822, updated by RFC 1123 + if (strptime(str, "%a, %d %b %Y %H:%M:%S %Z", &Tm) == NULL && + // Sunday, 06-Nov-94 08:49:37 GMT ; RFC 850, obsoleted by RFC 1036 + strptime(str, "%A, %d-%b-%y %H:%M:%S %Z", &Tm) == NULL && + // Sun Nov 6 08:49:37 1994 ; ANSI C's asctime() format + strptime(str, "%a %b %d %H:%M:%S %Y", &Tm) == NULL) + return false; + + time = timegm(&Tm); + return true; +} + /*}}}*/ +// FTPMDTMStrToTime - Converts a ftp modification date into a time_t /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool FTPMDTMStrToTime(const char* const str,time_t &time) +{ + struct tm Tm; + // MDTM includes no whitespaces but recommend and ignored by strptime + if (strptime(str, "%Y %m %d %H %M %S", &Tm) == NULL) + return false; + + time = timegm(&Tm); + return true; +} + /*}}}*/ // StrToTime - Converts a string into a time_t /*{{{*/ // --------------------------------------------------------------------- /* This handles all 3 populare time formats including RFC 1123, RFC 1036 diff --git a/apt-pkg/contrib/strutl.h b/apt-pkg/contrib/strutl.h index e509145f9..b5de0802e 100644 --- a/apt-pkg/contrib/strutl.h +++ b/apt-pkg/contrib/strutl.h @@ -45,7 +45,9 @@ string Base64Encode(const string &Str); string OutputInDepth(const unsigned long Depth, const char* Separator=" "); string URItoFileName(const string &URI); string TimeRFC1123(time_t Date); -bool StrToTime(const string &Val,time_t &Result); +bool RFC1123StrToTime(const char* const str,time_t &time) __attrib_const; +bool FTPMDTMStrToTime(const char* const str,time_t &time) __attrib_const; +__deprecated bool StrToTime(const string &Val,time_t &Result); string LookupTag(const string &Message,const char *Tag,const char *Default = 0); int StringToBool(const string &Text,int Default = -1); bool ReadMessages(int Fd, vector<string> &List); |