mirror of
https://github.com/moparisthebest/curl
synced 2024-12-23 08:38:49 -05:00
c92c30edbd
Extended the basic validation in commit e17c1b25bc to return a
failure when invalid base64 characters are included.
140 lines
4.9 KiB
C
140 lines
4.9 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at http://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "curlcheck.h"
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#include "urldata.h"
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#include "url.h" /* for Curl_safefree */
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#include "curl_base64.h"
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#include "memdebug.h" /* LAST include file */
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static struct SessionHandle *data;
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static CURLcode unit_setup( void )
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{
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data = curl_easy_init();
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if(!data)
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return CURLE_OUT_OF_MEMORY;
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return CURLE_OK;
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}
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static void unit_stop( void )
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{
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curl_easy_cleanup(data);
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}
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UNITTEST_START
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char *output;
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unsigned char *decoded;
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size_t size = 0;
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unsigned char anychar = 'x';
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CURLcode rc;
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rc = Curl_base64_encode(data, "i", 1, &output, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 4, "size should be 4");
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verify_memory( output, "aQ==", 4);
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Curl_safefree(output);
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rc = Curl_base64_encode(data, "ii", 2, &output, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 4, "size should be 4");
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verify_memory( output, "aWk=", 4);
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Curl_safefree(output);
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rc = Curl_base64_encode(data, "iii", 3, &output, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 4, "size should be 4");
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verify_memory( output, "aWlp", 4);
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Curl_safefree(output);
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rc = Curl_base64_encode(data, "iiii", 4, &output, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 8, "size should be 8");
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verify_memory( output, "aWlpaQ==", 8);
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Curl_safefree(output);
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/* 0 length makes it do strlen() */
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rc = Curl_base64_encode(data, "iiii", 0, &output, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 8, "size should be 8");
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verify_memory( output, "aWlpaQ==", 8);
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Curl_safefree(output);
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rc = Curl_base64_decode("aWlpaQ==", &decoded, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 4, "size should be 4");
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verify_memory(decoded, "iiii", 4);
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Curl_safefree(decoded);
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rc = Curl_base64_decode("aWlp", &decoded, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 3, "size should be 3");
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verify_memory(decoded, "iii", 3);
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Curl_safefree(decoded);
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rc = Curl_base64_decode("aWk=", &decoded, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 2, "size should be 2");
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verify_memory(decoded, "ii", 2);
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Curl_safefree(decoded);
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rc = Curl_base64_decode("aQ==", &decoded, &size);
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fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
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fail_unless(size == 1, "size should be 1");
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verify_memory(decoded, "i", 2);
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Curl_safefree(decoded);
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/* This is illegal input as the data is too short */
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size = 1; /* not zero */
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decoded = &anychar; /* not NULL */
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rc = Curl_base64_decode("aQ", &decoded, &size);
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fail_unless(rc == CURLE_BAD_CONTENT_ENCODING, "return code should be CURLE_BAD_CONTENT_ENCODING");
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fail_unless(size == 0, "size should be 0");
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fail_if(decoded, "returned pointer should be NULL");
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/* This is illegal input as it contains three padding characters */
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size = 1; /* not zero */
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decoded = &anychar; /* not NULL */
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rc = Curl_base64_decode("a===", &decoded, &size);
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fail_unless(rc == CURLE_BAD_CONTENT_ENCODING, "return code should be CURLE_BAD_CONTENT_ENCODING");
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fail_unless(size == 0, "size should be 0");
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fail_if(decoded, "returned pointer should be NULL");
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/* This is illegal input as it contains a padding character mid input */
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size = 1; /* not zero */
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decoded = &anychar; /* not NULL */
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rc = Curl_base64_decode("a=Q=", &decoded, &size);
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fail_unless(rc == CURLE_BAD_CONTENT_ENCODING, "return code should be CURLE_BAD_CONTENT_ENCODING");
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fail_unless(size == 0, "size should be 0");
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fail_if(decoded, "returned pointer should be NULL");
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/* This is garbage input as it contains an illegal base64 character */
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size = 1; /* not zero */
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decoded = &anychar; /* not NULL */
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rc = Curl_base64_decode("a\x1f==", &decoded, &size);
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fail_unless(rc == CURLE_BAD_CONTENT_ENCODING, "return code should be CURLE_BAD_CONTENT_ENCODING");
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fail_unless(size == 0, "size should be 0");
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fail_if(decoded, "returned pointer should be NULL");
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UNITTEST_STOP
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