]> git.ipfire.org Git - thirdparty/curl.git/commitdiff
mime: fix the binary encoder to handle large data properly
authorPatrick Monnerat <patrick@monnerat.net>
Sat, 7 Mar 2020 11:00:56 +0000 (12:00 +0100)
committerDaniel Stenberg <daniel@haxx.se>
Sat, 7 Mar 2020 22:26:15 +0000 (23:26 +0100)
New test 666 checks this is effective.
As upload buffer size is significant in this kind of tests, shorten it
in similar test 652.

Fixes #4860
Closes #4833
Reported-by: RuurdBeerstra on github
lib/mime.c
tests/data/Makefile.inc
tests/data/test666 [new file with mode: 0644]
tests/libtest/Makefile.inc
tests/libtest/lib652.c
tests/libtest/lib666.c [new file with mode: 0644]

index 7d754e63b3885f7182828a1403d229916b6b483b..b72732310df29202697c72c2970292c908ca7e71 100644 (file)
@@ -366,7 +366,7 @@ static size_t encoder_nop_read(char *buffer, size_t size, bool ateof,
     size = insize;
 
   if(size)
-    memcpy(buffer, st->buf, size);
+    memcpy(buffer, st->buf + st->bufbeg, size);
 
   st->bufbeg += size;
   return size;
index 4cb7a8e74956f266b9a96d2b2c573ab40814f21e..3eca9d2c2ea7dfb4bc310c7938e7448ea37c36a4 100644 (file)
@@ -85,7 +85,7 @@ test626 test627 test628 test629 test630 test631 test632 test633 test634 \
 test635 test636 test637 test638 test639 test640 test641 test642 \
 test643 test644 test645 test646 test647 test648 test649 test650 test651 \
 test652 test653 test654 test655 test656 test658 test659 test660 test661 \
-test662 test663 test664 test665 test667 test668 \
+test662 test663 test664 test665 test666 test667 test668 \
 test670 test671 test672 test673 \
 \
 test700 test701 test702 test703 test704 test705 test706 test707 test708 \
diff --git a/tests/data/test666 b/tests/data/test666
new file mode 100644 (file)
index 0000000..bb60caf
--- /dev/null
@@ -0,0 +1,293 @@
+<testcase>
+<info>
+<keywords>
+HTTP
+HTTP POST
+HTTP MIME POST
+MIME
+</keywords>
+</info>
+
+#
+# Server-side
+<reply>
+<data>
+HTTP/1.1 200 OK swsclose\r
+Date: Thu, 09 Nov 2010 14:49:00 GMT\r
+Server: test-server/fake\r
+Content-Length: 3\r
+\r
+OK
+</data>
+<datacheck>
+HTTP/1.1 200 OK swsclose\r
+Date: Thu, 09 Nov 2010 14:49:00 GMT\r
+Server: test-server/fake\r
+Content-Length: 3\r
+\r
+OK
+</datacheck>
+</reply>
+
+#
+# Client-side
+<client>
+<server>
+http
+</server>
+<tool>
+lib666
+</tool>
+
+ <name>
+HTTP mime post with binary-encoded huge data contents
+ </name>
+ <command>
+http://%HOSTIP:%HTTPPORT/666
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+<strippart>
+s/^--------------------------[a-z0-9]*/------------------------------/
+s/boundary=------------------------[a-z0-9]*/boundary=----------------------------/
+</strippart>
+<protocol>
+POST /666 HTTP/1.1\r
+Host: %HOSTIP:%HTTPPORT\r
+Accept: */*\r
+Content-Length: 17225\r
+Content-Type: multipart/form-data; boundary=----------------------------\r
+\r
+------------------------------\r
+Content-Disposition: form-data; name="upfile"; filename="myfile.txt"\r
+Content-Type: text/plain\r
+Content-Transfer-Encoding: binary\r
+\r
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+OPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUV\r
+--------------------------------\r
+</protocol>
+</verify>
+</testcase>
index a8a148e668991e25a69381ed2e79a83e8aee9dcb..ab2680c97730fb20d673d0688972956b2722121c 100644 (file)
@@ -22,7 +22,7 @@ noinst_PROGRAMS = chkhostname libauthretry libntlmconnect                \
  lib571 lib572 lib573 lib574 lib575 lib576        lib578 lib579 lib582   \
  lib583 lib585 lib586 lib587 lib589 lib590 lib591 lib597 lib598 lib599   \
  lib643 lib644 lib645 lib650 lib651 lib652 lib653 lib654 lib655 lib658   \
- lib659 lib661 lib667 lib668 \
+ lib659 lib661 lib666 lib667 lib668 \
  lib670 lib671 lib672 lib673 \
  lib1156 \
  lib1500 lib1501 lib1502 lib1503 lib1504 lib1505 lib1506 lib1507 lib1508 \
@@ -349,6 +349,9 @@ lib659_CPPFLAGS = $(AM_CPPFLAGS)
 lib661_SOURCES = lib661.c $(SUPPORTFILES)
 lib661_CPPFLAGS = $(AM_CPPFLAGS)
 
+lib666_SOURCES = lib666.c $(SUPPORTFILES)
+lib666_CPPFLAGS = $(AM_CPPFLAGS)
+
 lib667_SOURCES = lib667.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib667_LDADD = $(TESTUTIL_LIBS)
 lib667_CPPFLAGS = $(AM_CPPFLAGS)
index 5c9cba5fb470d18190224cb647a416e64e09db8e..3d247d27b3659f2d1d4ad60e16d6bf58cea190cf 100644 (file)
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2020, 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
@@ -105,6 +105,9 @@ int test(char *URL)
   /* send a multi-part mail */
   test_setopt(curl, CURLOPT_MIMEPOST, mime);
 
+  /* Shorten upload buffer. */
+  test_setopt(curl, CURLOPT_UPLOAD_BUFFERSIZE, 16411L);
+
   /* get verbose debug output please */
   test_setopt(curl, CURLOPT_VERBOSE, 1L);
 
diff --git a/tests/libtest/lib666.c b/tests/libtest/lib666.c
new file mode 100644 (file)
index 0000000..c75936e
--- /dev/null
@@ -0,0 +1,120 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2020, 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
+ * are also available at https://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+#include "test.h"
+
+#include "memdebug.h"
+
+static char buffer[17000]; /* more than 16K */
+
+int test(char *URL)
+{
+  CURL *curl = NULL;
+  CURLcode res = CURLE_OK;
+  curl_mime *mime = NULL;
+  curl_mimepart *part;
+  size_t i;
+
+  /* Checks huge binary-encoded mime post. */
+
+  /* Create a buffer with pseudo-binary data. */
+  for(i = 0; i < sizeof(buffer); i++)
+    if(i % 77 == 76)
+      buffer[i] = '\n';
+    else
+      buffer[i] = (char) (0x41 + i % 26); /* A...Z */
+
+  if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
+    fprintf(stderr, "curl_global_init() failed\n");
+    return TEST_ERR_MAJOR_BAD;
+  }
+
+  curl = curl_easy_init();
+  if(!curl) {
+    fprintf(stderr, "curl_easy_init() failed\n");
+    res = (CURLcode) TEST_ERR_MAJOR_BAD;
+    goto test_cleanup;
+  }
+
+  /* Build mime structure. */
+  mime = curl_mime_init(curl);
+  if(!mime) {
+    fprintf(stderr, "curl_mime_init() failed\n");
+    res = (CURLcode) TEST_ERR_MAJOR_BAD;
+    goto test_cleanup;
+  }
+  part = curl_mime_addpart(mime);
+  if(!part) {
+    fprintf(stderr, "curl_mime_addpart() failed\n");
+    res = (CURLcode) TEST_ERR_MAJOR_BAD;
+    goto test_cleanup;
+  }
+  res = curl_mime_name(part, "upfile");
+  if(res) {
+    fprintf(stderr, "curl_mime_name() failed\n");
+    goto test_cleanup;
+  }
+  res = curl_mime_filename(part, "myfile.txt");
+  if(res) {
+    fprintf(stderr, "curl_mime_filename() failed\n");
+    goto test_cleanup;
+  }
+  res = curl_mime_data(part, buffer, sizeof(buffer));
+  if(res) {
+    fprintf(stderr, "curl_mime_data() failed\n");
+    goto test_cleanup;
+  }
+  res = curl_mime_encoder(part, "binary");
+  if(res) {
+    fprintf(stderr, "curl_mime_encoder() failed\n");
+    goto test_cleanup;
+  }
+
+  /* First set the URL that is about to receive our mime mail. */
+  test_setopt(curl, CURLOPT_URL, URL);
+
+  /* Post form */
+  test_setopt(curl, CURLOPT_MIMEPOST, mime);
+
+  /* Shorten upload buffer. */
+  test_setopt(curl, CURLOPT_UPLOAD_BUFFERSIZE, 16411L);
+
+  /* get verbose debug output please */
+  test_setopt(curl, CURLOPT_VERBOSE, 1L);
+
+  /* include headers in the output */
+  test_setopt(curl, CURLOPT_HEADER, 1L);
+
+  /* Perform the request, res will get the return code */
+  res = curl_easy_perform(curl);
+
+test_cleanup:
+
+  /* always cleanup */
+  curl_easy_cleanup(curl);
+
+  /* now cleanup the mime structure */
+  curl_mime_free(mime);
+
+  curl_global_cleanup();
+
+  return res;
+}