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Christopher R. Palmer fixed the offsets used for date parsings when the time

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zone name of a daylight savings time was used. For example, PDT vs PDS. This
flaw was introduced with the new date parser (11 sep 2004 - 7.12.2).
Fortunately, no web server or cookie string etc should be using such time
zone names thus limiting the effect of this bug.
This commit is contained in:
Daniel Stenberg 2005-08-09 21:59:31 +00:00
parent 4f8a49143d
commit 6c157a404b
3 changed files with 54 additions and 44 deletions
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7
CHANGES
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@ -7,6 +7,13 @@
Changelog
Daniel (9 August 2005)
- Christopher R. Palmer fixed the offsets used for date parsings when the time
zone name of a daylight savings time was used. For example, PDT vs PDS. This
flaw was introduced with the new date parser (11 sep 2004 - 7.12.2).
Fortunately, no web server or cookie string etc should be using such time
zone names thus limiting the effect of this bug.
Daniel (8 August 2005)
- Jon Grubbs filed bug report #1249962 which identified a problem with NTLM on
a HTTP proxy if an FTP URL was given. libcurl now properly switches to pure

4
RELEASE-NOTES
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@ -18,6 +18,7 @@ This release includes the following changes:
This release includes the following bugfixes:
o date parsing of dates including daylight savings time zone names
o using NTLM over proxy with an FTP URL
o curl-config --features now displays SSL when built with GnuTLS too
o CURLOPT_HTTPGET, CURLOPT_POST and CURLOPT_HTTPPOST reset CURLOPT_NOBODY
@ -51,6 +52,7 @@ advice from friends like these:
John McGowan, Georg Wicherski, Andres Garcia, Eric Cooper, Todd Kulesza,
Tupone Alfredo, Gisle Vanem, David Shaw, Andrew Bushnell, Dan Fandrich,
Adrian Schuur, Diego Casorran, Peteris Krumins, Jon Grubbs
Adrian Schuur, Diego Casorran, Peteris Krumins, Jon Grubbs, Christopher
R. Palmer
Thanks! (and sorry if I forgot to mention someone)

87
lib/parsedate.c
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@ -102,50 +102,51 @@ struct tzinfo {
/* Here's a bunch of frequently used time zone names. These were supported
by the old getdate parser. */
#define tDAYZONE -60 /* offset for daylight savings time */
static const struct tzinfo tz[]= {
{"GMT", 0}, /* Greenwich Mean */
{"UTC", 0}, /* Universal (Coordinated) */
{"WET", 0}, /* Western European */
{"BST", 0}, /* British Summer */
{"WAT", 60}, /* West Africa */
{"AST", 240}, /* Atlantic Standard */
{"ADT", 240}, /* Atlantic Daylight */
{"EST", 300}, /* Eastern Standard */
{"EDT", 300}, /* Eastern Daylight */
{"CST", 360}, /* Central Standard */
{"CDT", 360}, /* Central Daylight */
{"MST", 420}, /* Mountain Standard */
{"MDT", 420}, /* Mountain Daylight */
{"PST", 480}, /* Pacific Standard */
{"PDT", 480}, /* Pacific Daylight */
{"YST", 540}, /* Yukon Standard */
{"YDT", 540}, /* Yukon Daylight */
{"HST", 600}, /* Hawaii Standard */
{"HDT", 600}, /* Hawaii Daylight */
{"CAT", 600}, /* Central Alaska */
{"AHST", 600}, /* Alaska-Hawaii Standard */
{"NT", 660}, /* Nome */
{"IDLW", 720}, /* International Date Line West */
{"CET", -60}, /* Central European */
{"MET", -60}, /* Middle European */
{"MEWT", -60}, /* Middle European Winter */
{"MEST", -120}, /* Middle European Summer */
{"CEST", -120}, /* Central European Summer */
{"MESZ", -60}, /* Middle European Summer */
{"FWT", -60}, /* French Winter */
{"FST", -60}, /* French Summer */
{"EET", -120}, /* Eastern Europe, USSR Zone 1 */
{"WAST", -420}, /* West Australian Standard */
{"WADT", -420}, /* West Australian Daylight */
{"CCT", -480}, /* China Coast, USSR Zone 7 */
{"JST", -540}, /* Japan Standard, USSR Zone 8 */
{"EAST", -600}, /* Eastern Australian Standard */
{"EADT", -600}, /* Eastern Australian Daylight */
{"GST", -600}, /* Guam Standard, USSR Zone 9 */
{"NZT", -720}, /* New Zealand */
{"NZST", -720}, /* New Zealand Standard */
{"NZDT", -720}, /* New Zealand Daylight */
{"IDLE", -720}, /* International Date Line East */
{"GMT", 0}, /* Greenwich Mean */
{"UTC", 0}, /* Universal (Coordinated) */
{"WET", 0}, /* Western European */
{"BST", 0 tDAYZONE}, /* British Summer */
{"WAT", 60}, /* West Africa */
{"AST", 240}, /* Atlantic Standard */
{"ADT", 240 tDAYZONE}, /* Atlantic Daylight */
{"EST", 300}, /* Eastern Standard */
{"EDT", 300 tDAYZONE}, /* Eastern Daylight */
{"CST", 360}, /* Central Standard */
{"CDT", 360 tDAYZONE}, /* Central Daylight */
{"MST", 420}, /* Mountain Standard */
{"MDT", 420 tDAYZONE}, /* Mountain Daylight */
{"PST", 480}, /* Pacific Standard */
{"PDT", 480 tDAYZONE}, /* Pacific Daylight */
{"YST", 540}, /* Yukon Standard */
{"YDT", 540 tDAYZONE}, /* Yukon Daylight */
{"HST", 600}, /* Hawaii Standard */
{"HDT", 600 tDAYZONE}, /* Hawaii Daylight */
{"CAT", 600}, /* Central Alaska */
{"AHST", 600}, /* Alaska-Hawaii Standard */
{"NT", 660}, /* Nome */
{"IDLW", 720}, /* International Date Line West */
{"CET", -60}, /* Central European */
{"MET", -60}, /* Middle European */
{"MEWT", -60}, /* Middle European Winter */
{"MEST", -120 tDAYZONE}, /* Middle European Summer */
{"CEST", -120 tDAYZONE}, /* Central European Summer */
{"MESZ", -60 tDAYZONE}, /* Middle European Summer */
{"FWT", -60}, /* French Winter */
{"FST", -60 tDAYZONE}, /* French Summer */
{"EET", -120}, /* Eastern Europe, USSR Zone 1 */
{"WAST", -420}, /* West Australian Standard */
{"WADT", -420 tDAYZONE}, /* West Australian Daylight */
{"CCT", -480}, /* China Coast, USSR Zone 7 */
{"JST", -540}, /* Japan Standard, USSR Zone 8 */
{"EAST", -600}, /* Eastern Australian Standard */
{"EADT", -600 tDAYZONE}, /* Eastern Australian Daylight */
{"GST", -600}, /* Guam Standard, USSR Zone 9 */
{"NZT", -720}, /* New Zealand */
{"NZST", -720}, /* New Zealand Standard */
{"NZDT", -720 tDAYZONE}, /* New Zealand Daylight */
{"IDLE", -720}, /* International Date Line East */
};
/* returns: