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Commit Graph

221 Commits

Author SHA1 Message Date
Daniel Stenberg
ec3f6f1c36
source: remove names from source comments
Several reasons:

- we can't add everyone who's helping out so its unfair to just a few
selected ones.
- we already list all helpers in THANKS and in RELEASE-NOTES for each
release
- we don't want to give the impression that some parts of the code is
"owned" or "controlled" by specific persons

Assisted-by: Daniel Gustafsson
Closes #4129
2019-07-19 23:50:22 +02:00
Gergely Nagy
cf4255c847 lib: Use UTF-8 encoding in comments
Some editors and IDEs assume that source files use UTF-8 file encodings.
It also fixes the build with MSVC when /utf-8 command line option is
used (this option is mandatory for some other open-source projects, this
is useful when using the same options is desired for building all
libraries of a project).

Closes https://github.com/curl/curl/pull/4087
2019-07-06 23:25:20 -04:00
Marcel Raad
10db3ef21e
lib: reduce variable scopes
Fixes Codacy/CppCheck warnings.

Closes https://github.com/curl/curl/pull/3872
2019-05-20 08:51:11 +02:00
Daniel Gustafsson
b45fd8938e cookie: Guard against possible NULL ptr deref
In case the name pointer isn't set (due to memory pressure most likely)
we need to skip the prefix matching and reject with a badcookie to avoid
a possible NULL pointer dereference.

Closes #3820 #3821
Reported-by: Jonathan Moerman
Reviewed-by: Daniel Stenberg <daniel@haxx.se>
2019-05-01 13:14:15 +02:00
Po-Chuan Hsieh
060f870b85 altsvc: Fix building with cookies disables
ALTSVC requires Curl_get_line which is defined in lib/cookie.c inside a #if
check of HTTP and COOKIES. That makes Curl_get_line undefined if COOKIES is
disabled. Fix by splitting out the function into a separate file which can
be included where needed.

Closes #3717
Reviewed-by: Daniel Gustafsson <daniel@yesql.se>
Reviewed-by: Marcel Raad <Marcel.Raad@teamviewer.com>
2019-04-20 22:46:21 +02:00
Daniel Stenberg
299d9660f8
Revert "cookies: extend domain checks to non psl builds"
This reverts commit 3773de378d.

Regression shipped in 7.64.0
Fixes #3649
2019-03-09 12:59:20 +01:00
Daniel Stenberg
e1be825453
alt-svc: the libcurl bits 2019-03-03 11:17:52 +01:00
Daniel Stenberg
eb43338941
cookies: only save the cookie file if the engine is enabled
Follow-up to 8eddb8f425.

If the cookieinfo pointer is NULL there really is nothing to save.

Without this fix, we got a problem when a handle was using shared object
with cookies and is told to "FLUSH" it to file (which worked) and then
the share object was removed and when the easy handle was closed just
afterwards it has no cookieinfo and no cookies so it decided to save an
empty jar (overwriting the file just flushed).

Test 1905 now verifies that this works.

Assisted-by: Michael Wallner
Assisted-by: Marcel Raad

Closes #3621
2019-02-27 21:59:40 +01:00
Michael Wallner
8eddb8f425
cookies: fix NULL dereference if flushing cookies with no CookieInfo set
Regression brought by a52e46f390 (shipped in 7.63.0)

Closes #3613
2019-02-26 10:07:58 +01:00
Daniel Gustafsson
e6522522f9 cookie: Add support for cookie prefixes
The draft-ietf-httpbis-rfc6265bis-02 draft, specify a set of prefixes
and how they should affect cookie initialization, which has been
adopted by the major browsers. This adds support for the two prefixes
defined, __Host- and __Secure, and updates the testcase with the
supplied examples from the draft.

Closes #3554
Reviewed-by: Daniel Stenberg <daniel@haxx.se>
2019-02-17 00:09:30 +01:00
Frank Gevaerts
c54ee668df
cookie: fix comment typo (url_path_len -> uri_path_len)
Closes #3469
2019-01-14 23:02:34 +01:00
Daniel Stenberg
afeb8d9902
cookies: allow secure override when done over HTTPS
Added test 1562 to verify.

Reported-by: Jeroen Ooms
Fixes #3445
Closes #3450
2019-01-10 10:31:06 +01:00
Daniel Gustafsson
3773de378d cookies: extend domain checks to non psl builds
Ensure to perform the checks we have to enforce a sane domain in
the cookie request. The check for non-PSL enabled builds is quite
basic but it's better than nothing.

Closes #2964
Reviewed-by: Daniel Stenberg <daniel@haxx.se>
2018-12-19 20:59:09 +01:00
Daniel Gustafsson
7a09b52c98 cookies: leave secure cookies alone
Only allow secure origins to be able to write cookies with the
'secure' flag set. This reduces the risk of non-secure origins
to influence the state of secure origins. This implements IETF
Internet-Draft draft-ietf-httpbis-cookie-alone-01 which updates
RFC6265.

Closes #2956
Reviewed-by: Daniel Stenberg <daniel@haxx.se>
2018-12-13 09:57:58 +01:00
Daniel Stenberg
1e9abfedfa
cookies: expire "Max-Age=0" immediately
Reported-by: Jeroen Ooms
Fixes #3351
Closes #3352
2018-12-09 18:34:55 +01:00
Daniel Stenberg
a52e46f390
cookies: create the cookiejar even if no cookies to save
Important for when the file is going to be read again and thus must not
contain old contents!

Adds test 327 to verify.

Reported-by: daboul on github
Fixes #3299
Closes #3300
2018-11-23 14:50:51 +01:00
Daniel Gustafsson
2099dde2c8
cookies: Move failure case label to end of function
Rather than jumping backwards to where failure cleanup happens
to be performed, move the failure case to end of the function
where it is expected per existing coding convention.

Closes #2965
2018-09-10 08:33:08 +02:00
Daniel Gustafsson
6e054623b4
cookies: fix leak when writing cookies to file
If the formatting fails, we error out on a fatal error and
clean up on the way out. The array was however freed within
the wrong scope and was thus never freed in case the cookies
were written to a file instead of STDOUT.

Closes #2957
2018-09-10 08:31:11 +02:00
Daniel Gustafsson
c3654df166
cookies: Remove redundant expired check
Expired cookies have already been purged at a later expiration time
before this check, so remove the redundant check.

closes #2962
2018-09-10 08:30:24 +02:00
Daniel Stenberg
1a890997a4
all: s/int/size_t cleanup
Assisted-by: Rikard Falkeborn

Closes #2922
2018-09-01 10:40:42 +02:00
Daniel Gustafsson
e2ef8d6fa1
cookies: support creation-time attribute for cookies
According to RFC6265 section 5.4, cookies with equal path lengths
SHOULD be sorted by creation-time (earlier first). This adds a
creation-time record to the cookie struct in order to make cookie
sorting more deterministic. The creation-time is defined as the
order of the cookies in the jar, the first cookie read fro the
jar being the oldest. The creation-time is thus not serialized
into the jar. Also remove the strcmp() matching in the sorting as
there is no lexicographic ordering in RFC6265. Existing tests are
updated to match.

Closes #2524
2018-08-31 14:11:37 +02:00
Marian Klymov
c45360d463
cppcheck: fix warnings
- Get rid of variable that was generating false positive warning
(unitialized)

- Fix issues in tests

- Reduce scope of several variables all over

etc

Closes #2631
2018-06-11 11:14:48 +02:00
Rikard Falkeborn
8ea5d41fe0
strictness: correct {infof, failf} format specifiers
Closes #2623
2018-05-31 11:34:32 +02:00
Patrick Monnerat
8541d02c96 psl: use latest psl and refresh it periodically
The latest psl is cached in the multi or share handle. It is refreshed
before use after 72 hours.
New share lock CURL_LOCK_DATA_PSL controls the psl cache sharing.
If the latest psl is not available, the builtin psl is used.

Reported-by: Yaakov Selkowitz
Fixes #2553
Closes #2601
2018-05-28 20:37:14 +02:00
Patrick Monnerat
1b55d270ad cookies: do not take cookie name as a parameter
RFC 6265 section 4.2.1 does not set restrictions on cookie names.
This is a follow-up to commit 7f7fcd0.
Also explicitly check proper syntax of cookie name/value pair.

New test 1155 checks that cookie names are not reserved words.

Reported-By: anshnd at github
Fixes #2564
Closes #2566
2018-05-13 01:23:10 +02:00
Daniel Gustafsson
732d093835
cookies: ensure that we have cookies before writing jar
The jar should be written iff there are cookies, so ensure that we still
have cookies after expiration to avoid creating an empty file.

Closes #2529
2018-04-25 08:20:24 +02:00
Daniel Stenberg
dd03e8c281
hash: calculate sizes with size_t instead of longs
... since they return size_t anyway!

closes #2462
2018-04-06 23:42:25 +02:00
Lauri Kasanen
746479adcb
cookie: case-insensitive hashing for the domains
closes #2458
2018-04-06 14:13:08 +02:00
Patrick Monnerat
82dfdac5f7 cookie: fix and optimize 2nd top level domain name extraction
This fixes a segfault occurring when a name of the (invalid) form "domain..tld"
is processed.

test46 updated to cover this case.

Follow-up to commit c990ead.

Ref: https://github.com/curl/curl/pull/2440
2018-04-04 15:28:28 +02:00
Lauri Kasanen
c990eadd12
cookie: store cookies per top-level-domain-specific hash table
This makes libcurl handle thousands of cookies much better and speedier.

Closes #2440
2018-04-02 10:48:53 +02:00
Lauri Kasanen
4073cd83b2
cookies: when reading from a file, only remove_expired once
This drops the cookie load time for 8k cookies from 178ms to 15ms.

Closes #2441
2018-04-02 10:40:32 +02:00
Daniel Stenberg
4c46dfc398 cookies: remove verbose "cookie size:" output
It was once used for some debugging/verifying logic but should never have
ended up in git!
2018-01-25 17:33:35 +01:00
Daniel Stenberg
fa394c8c2e cookie: avoid NULL dereference
... when expiring old cookies.

Reported-by: Pavel Gushchin
Fixes #2032
Closes #2035
2017-10-31 09:16:03 +01:00
Daniel Stenberg
8392a0cf61
cookie: fix memory leak if path was set twice in header
... this will let the second occurance override the first.

Added test 1161 to verify.

Reported-by: Max Dymond
Fixes #1932
Closes #1933
2017-09-30 23:40:50 +02:00
Daniel Stenberg
20ea22ff73
cookie: fix memory leak on oversized rejection
Regression brought by 2bc230de63

Detected by OSS-fuzz: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3513
Assisted-by: Max Dymond

Closes #1930
2017-09-29 12:06:34 +02:00
Pavel P
5fe85587cc
cookies: use lock when using CURLINFO_COOKIELIST
Closes #1896
2017-09-19 23:48:48 +02:00
Daniel Stenberg
2bc230de63
cookies: reject oversized cookies
... instead of truncating them.

There's no fixed limit for acceptable cookie names in RFC 6265, but the
entire cookie is said to be less than 4096 bytes (section 6.1). This is
also what browsers seem to implement.

We now allow max 5000 bytes cookie header. Max 4095 bytes length per
cookie name and value. Name + value together may not exceed 4096 bytes.

Added test 1151 to verify

Bug: https://curl.haxx.se/mail/lib-2017-09/0062.html
Reported-by: Kevin Smith

Closes #1894
2017-09-18 22:55:50 +02:00
Daniel Stenberg
e5743f08e7
code style: use spaces around pluses 2017-09-11 09:29:50 +02:00
Daniel Stenberg
6b84438d9a
code style: use spaces around equals signs 2017-09-11 09:29:50 +02:00
Daniel Stenberg
ff50fe0348
strtoofft: reduce integer overflow risks globally
... make sure we bail out on overflows.

Reported-by: Brian Carpenter
Closes #1758
2017-08-14 23:33:41 +02:00
Sylvestre Ledru
66de563482 Improve code readbility
... by removing the else branch after a return, break or continue.

Closes #1310
2017-03-13 23:11:45 +01:00
Daniel Stenberg
588960be2c cookie: fix declaration of 'dup' shadows a global declaration 2017-02-21 17:44:02 +01:00
Daniel Stenberg
cbd4e1fa0d cookies: do not assume a valid domain has a dot
This repairs cookies for localhost.

Non-PSL builds will now only accept "localhost" without dots, while PSL
builds okeys everything not listed as PSL.

Added test 1258 to verify.

This was a regression brought in a76825a5ef
2017-01-27 13:32:02 +01:00
Daniel Stenberg
1c3e8bbfed checksrc: warn for assignments within if() expressions
... they're already frowned upon in our source code style guide, this
now enforces the rule harder.
2016-12-14 01:29:44 +01:00
Daniel Stenberg
dbadaebfc4 checksrc: code style: use 'char *name' style 2016-11-24 23:58:22 +01:00
Daniel Stenberg
cff89bc088 cookie: replace use of fgets() with custom version
... that will ignore lines that are too long to fit in the buffer.

CVE-2016-8615

Bug: https://curl.haxx.se/docs/adv_20161102A.html
Reported-by: Cure53
2016-10-31 08:46:35 +01:00
Daniel Stenberg
811a693b80 strcasecompare: all case insensitive string compares ignore locale now
We had some confusions on when each function was used. We should not act
differently on different locales anyway.
2016-10-31 08:46:35 +01:00
Daniel Stenberg
502acba2af strcasecompare: is the new name for strequal()
... to make it less likely that we forget that the function actually
does case insentive compares. Also replaced several invokes of the
function with a plain strcmp when case sensitivity is not an issue (like
comparing with "-").
2016-10-31 08:46:35 +01:00
Daniel Stenberg
c5be3d7267 cookies: getlist() now holds deep copies of all cookies
Previously it only held references to them, which was reckless as the
thread lock was released so the cookies could get modified by other
handles that share the same cookie jar over the share interface.

CVE-2016-8623

Bug: https://curl.haxx.se/docs/adv_20161102I.html
Reported-by: Cure53
2016-10-31 08:46:35 +01:00
Sergei Kuzmin
54e48b14e1 cookies: same domain handling changed to match browser behavior
Cokie with the same domain but different tailmatching property are now
considered different and do not replace each other.  If header contains
following lines then two cookies will be set: Set-Cookie: foo=bar;
domain=.foo.com; expires=Thu Mar 3 GMT 8:56:27 2033 Set-Cookie: foo=baz;
domain=foo.com; expires=Thu Mar 3 GMT 8:56:27 2033

This matches Chrome, Opera, Safari, and Firefox behavior. When sending
stored tokens to foo.com Chrome, Opera, Firefox store send them in the
stored order, while Safari pre-sort the cookies.

Closes #1050
2016-10-03 16:49:35 +02:00