Alex Fishman reported a curl_easy_escape() problem that was made the

function do wrong on all input bytes that are >= 0x80 (decimal 128) due to a
signed / unsigned mistake in the code. I fixed it and added test case 543 to
verify.
This commit is contained in:
Daniel Stenberg 2007-09-30 22:40:24 +00:00
parent 38dd0ede9d
commit ec08e2f9f2
7 changed files with 82 additions and 6 deletions

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@ -6,6 +6,12 @@
Changelog
Daniel S (1 October 2007)
- Alex Fishman reported a curl_easy_escape() problem that was made the
function do wrong on all input bytes that are >= 0x80 (decimal 128) due to a
signed / unsigned mistake in the code. I fixed it and added test case 543 to
verify.
Daniel S (29 September 2007)
- Immanuel Gregoire fixed a problem with persistent transfers over SFTP.

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@ -27,7 +27,8 @@ This release includes the following bugfixes:
o --ftp-method nocwd on directory listings
o FTP, CURLOPT_NOBODY enabled and CURLOPT_HEADER disabled now does TYPE
before SIZE
o persistent transfers over SFTP
o re-used handle transfers with SFTP
o curl_easy_escape() problem with byte values >= 128
This release includes the following known bugs:
@ -45,6 +46,6 @@ This release would not have looked like this without help, code, reports and
advice from friends like these:
Dan Fandrich, Michal Marek, Günter Knauf, Rob Crittenden, Immanuel Gregoire,
Mark Davies, Max Katsev, Philip Langdale
Mark Davies, Max Katsev, Philip Langdale, Alex Fishman
Thanks! (and sorry if I forgot to mention someone)

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@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2006, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -59,7 +59,7 @@ char *curl_easy_escape(CURL *handle, const char *string, int inlength)
size_t alloc = (inlength?(size_t)inlength:strlen(string))+1;
char *ns;
char *testing_ptr = NULL;
char in;
unsigned char in; /* we need to treat the characters unsigned */
size_t newlen = alloc;
int strindex=0;
size_t length;

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@ -44,4 +44,4 @@ EXTRA_DIST = test1 test108 test117 test127 test20 test27 test34 test46 \
test409 test613 test614 test700 test701 test702 test704 test705 test703 \
test706 test707 test350 test351 test352 test353 test289 test540 test354 \
test231 test1000 test1001 test1002 test1003 test1004 test1005 test1006 \
test615 test1007 test541 test1010 test1011 test1012
test615 test1007 test541 test1010 test1011 test1012 test542 test543

35
tests/data/test543 Normal file
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@ -0,0 +1,35 @@
<testcase>
<info>
<keywords>
curl_easy_escape
</keywords>
</info>
# Server-side
# Client-side
<client>
<server>
none
</server>
<tool>
lib543
</tool>
<name>
curl_easy_escape
</name>
<command>
-
</command>
</client>
# Verify data after the test has been "shot"
#
# There's no MTDM in the protocol here since this code doesn't ask for the
# time/date of the file
<verify>
<stdout>
%9C%26K%3DI%04%A1%01%E0%D8%7C%20%B7%EFS%29%FA%1DW%E1
</stdout>
</verify>
</testcase>

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@ -47,7 +47,7 @@ SUPPORTFILES = first.c test.h
noinst_PROGRAMS = lib500 lib501 lib502 lib503 lib504 lib505 lib506 \
lib507 lib508 lib509 lib510 lib511 lib512 lib513 lib514 lib515 lib516 \
lib517 lib518 lib519 lib520 lib521 lib523 lib524 lib525 lib526 lib527 \
lib529 lib530 lib532 lib533 lib536 lib537 lib540 lib541 lib542
lib529 lib530 lib532 lib533 lib536 lib537 lib540 lib541 lib542 lib543
# Dependencies (may need to be overriden)
LDADD = $(LIBDIR)/libcurl.la
@ -130,3 +130,5 @@ lib540_SOURCES = lib540.c $(SUPPORTFILES)
lib541_SOURCES = lib541.c $(SUPPORTFILES)
lib542_SOURCES = lib542.c $(SUPPORTFILES)
lib543_SOURCES = lib543.c $(SUPPORTFILES)

32
tests/libtest/lib543.c Normal file
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@ -0,0 +1,32 @@
/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* $Id$
*
* Based on Alex Fishman's bug report on September 30, 2007
*/
#include "setup.h"
#include "test.h"
int test(char *URL)
{
unsigned char a[] = {0x9c, 0x26, 0x4b, 0x3d, 0x49, 0x4, 0xa1, 0x1,
0xe0, 0xd8, 0x7c, 0x20, 0xb7, 0xef, 0x53, 0x29, 0xfa,
0x1d, 0x57, 0xe1};
CURL* easy = curl_easy_init();
char* s = curl_easy_escape(easy, (char*)a, sizeof(a));
(void)URL;
printf("%s\n", s);
curl_free(s);
curl_easy_cleanup(easy);
return 0;
}