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Posted to commits@trafficserver.apache.org by ma...@apache.org on 2016/04/07 11:34:51 UTC

[2/2] trafficserver git commit: Revert "TS-4313: Fix a bug in MIME caused by improper type conversion"

Revert "TS-4313: Fix a bug in MIME caused by improper type conversion"

This reverts commit caafcbbe0cad5525b337f99514a4bc0e8c71a7ae.


Project: http://git-wip-us.apache.org/repos/asf/trafficserver/repo
Commit: http://git-wip-us.apache.org/repos/asf/trafficserver/commit/d1557bf5
Tree: http://git-wip-us.apache.org/repos/asf/trafficserver/tree/d1557bf5
Diff: http://git-wip-us.apache.org/repos/asf/trafficserver/diff/d1557bf5

Branch: refs/heads/master
Commit: d1557bf5222bb6abf6966dacdee889edd15b4fc2
Parents: 2ee4a50
Author: Masakazu Kitajo <mk...@yahoo-corp.jp>
Authored: Thu Apr 7 18:34:07 2016 +0900
Committer: Masakazu Kitajo <mk...@yahoo-corp.jp>
Committed: Thu Apr 7 18:34:07 2016 +0900

----------------------------------------------------------------------
 .gitignore              |  1 -
 lib/ts/TestBox.h        |  1 -
 proxy/hdrs/MIME.cc      | 39 +++++++--------------------
 proxy/hdrs/MIME.h       |  1 -
 proxy/hdrs/Makefile.am  | 11 --------
 proxy/hdrs/test_mime.cc | 64 --------------------------------------------
 6 files changed, 10 insertions(+), 107 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/trafficserver/blob/d1557bf5/.gitignore
----------------------------------------------------------------------
diff --git a/.gitignore b/.gitignore
index ceb32ae..493d95c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -86,7 +86,6 @@ iocore/eventsystem/test_Buffer
 iocore/eventsystem/test_Event
 proxy/config/records.config.default
 proxy/config/storage.config.default
-proxy/hdrs/test_mime
 proxy/http2/test_Huffmancode
 
 plugins/header_rewrite/header_rewrite_test

http://git-wip-us.apache.org/repos/asf/trafficserver/blob/d1557bf5/lib/ts/TestBox.h
----------------------------------------------------------------------
diff --git a/lib/ts/TestBox.h b/lib/ts/TestBox.h
index d8140e2..4020fc3 100644
--- a/lib/ts/TestBox.h
+++ b/lib/ts/TestBox.h
@@ -25,7 +25,6 @@
 */
 
 #include <stdarg.h>
-#include "ts/ink_apidefs.h"
 #include "ts/Regression.h"
 
 namespace

http://git-wip-us.apache.org/repos/asf/trafficserver/blob/d1557bf5/proxy/hdrs/MIME.cc
----------------------------------------------------------------------
diff --git a/proxy/hdrs/MIME.cc b/proxy/hdrs/MIME.cc
index b0dbc82..2907d35 100644
--- a/proxy/hdrs/MIME.cc
+++ b/proxy/hdrs/MIME.cc
@@ -473,8 +473,7 @@ mime_hdr_set_accelerator_slotnum(MIMEHdrImpl *mh, int32_t slot_id, uint32_t slot
 inline void
 mime_hdr_set_accelerators_and_presence_bits(MIMEHdrImpl *mh, MIMEField *field)
 {
-  int slot_id;
-  ptrdiff_t slot_num;
+  int slot_id, slot_num;
   if (field->m_wks_idx < 0)
     return;
 
@@ -482,20 +481,11 @@ mime_hdr_set_accelerators_and_presence_bits(MIMEHdrImpl *mh, MIMEField *field)
 
   slot_id = hdrtoken_index_to_slotid(field->m_wks_idx);
   if (slot_id != MIME_SLOTID_NONE) {
-    if (mh->m_first_fblock.contains(field)) {
-      slot_num = (field - &(mh->m_first_fblock.m_field_slots[0]));
-      // constains() assure that the field is in the block, and the calculated
-      // slot_num will be between 0 and 15, which seem valid.
-      // However, strangely, this function regards slot number 14 and 15 as
-      // unknown for some reason that is not clear. It might be a bug.
-      // The block below is left to keep the original behavior. See also TS-4316.
-      if (slot_num >= MIME_FIELD_SLOTNUM_UNKNOWN) {
-        slot_num = MIME_FIELD_SLOTNUM_UNKNOWN;
-      }
-    } else {
-      slot_num = MIME_FIELD_SLOTNUM_UNKNOWN;
-    }
-    mime_hdr_set_accelerator_slotnum(mh, slot_id, slot_num);
+    slot_num = (field - &(mh->m_first_fblock.m_field_slots[0]));
+    if ((slot_num >= 0) && (slot_num < MIME_FIELD_SLOTNUM_UNKNOWN))
+      mime_hdr_set_accelerator_slotnum(mh, slot_id, slot_num);
+    else
+      mime_hdr_set_accelerator_slotnum(mh, slot_id, MIME_FIELD_SLOTNUM_UNKNOWN);
   }
 }
 
@@ -1650,11 +1640,10 @@ mime_hdr_field_slotnum(MIMEHdrImpl *mh, MIMEField *field)
 
   slots_so_far = 0;
   for (fblock = &(mh->m_first_fblock); fblock != NULL; fblock = fblock->m_next) {
-    if (fblock->contains(field)) {
-      MIMEField *first = &(fblock->m_field_slots[0]);
-      ptrdiff_t block_slot = field - first; // in units of MIMEField
-      return slots_so_far + block_slot;
-    }
+    MIMEField *first = &(fblock->m_field_slots[0]);
+    int block_slot = (int)(field - first); // in units of MIMEField
+    if ((block_slot >= 0) && (block_slot < MIME_FIELD_BLOCK_SLOTS))
+      return (slots_so_far + block_slot);
     slots_so_far += MIME_FIELD_BLOCK_SLOTS;
   }
   return -1;
@@ -3626,14 +3615,6 @@ MIMEFieldBlockImpl::strings_length()
   return ret;
 }
 
-bool
-MIMEFieldBlockImpl::contains(const MIMEField *field)
-{
-  MIMEField *first = &(m_field_slots[0]);
-  MIMEField *last = &(m_field_slots[MIME_FIELD_BLOCK_SLOTS - 1]);
-  return (field >= first) && (field <= last);
-}
-
 void
 MIMEFieldBlockImpl::check_strings(HeapCheck *heaps, int num_heaps)
 {

http://git-wip-us.apache.org/repos/asf/trafficserver/blob/d1557bf5/proxy/hdrs/MIME.h
----------------------------------------------------------------------
diff --git a/proxy/hdrs/MIME.h b/proxy/hdrs/MIME.h
index 5e4f4e3..f882df1 100644
--- a/proxy/hdrs/MIME.h
+++ b/proxy/hdrs/MIME.h
@@ -194,7 +194,6 @@ struct MIMEFieldBlockImpl : public HdrHeapObjImpl {
   void unmarshal(intptr_t offset);
   void move_strings(HdrStrHeap *new_heap);
   size_t strings_length();
-  bool contains(const MIMEField *field);
 
   // Sanity Check Functions
   void check_strings(HeapCheck *heaps, int num_heaps);

http://git-wip-us.apache.org/repos/asf/trafficserver/blob/d1557bf5/proxy/hdrs/Makefile.am
----------------------------------------------------------------------
diff --git a/proxy/hdrs/Makefile.am b/proxy/hdrs/Makefile.am
index 1154aa6..f0a6515 100644
--- a/proxy/hdrs/Makefile.am
+++ b/proxy/hdrs/Makefile.am
@@ -59,17 +59,6 @@ load_http_hdr_LDADD = -L. -lhdrs \
   @LIBTCL@
 load_http_hdr_LDFLAGS = @EXTRA_CXX_LDFLAGS@ @LIBTOOL_LINK_FLAGS@
 
-check_PROGRAMS = test_mime
-
-TESTS = test_mime
-
-test_mime_LDADD = -L. -lhdrs \
-  $(top_builddir)/lib/ts/libtsutil.la \
-  $(top_builddir)/iocore/eventsystem/libinkevent.a
-test_mime_LDFLAGS = @EXTRA_CXX_LDFLAGS@ @LIBTOOL_LINK_FLAGS@
-
-test_mime_SOURCES = test_mime.cc
-
 #test_UNUSED_SOURCES = \
 #  test_header.cc \
 #  test_urlhash.cc

http://git-wip-us.apache.org/repos/asf/trafficserver/blob/d1557bf5/proxy/hdrs/test_mime.cc
----------------------------------------------------------------------
diff --git a/proxy/hdrs/test_mime.cc b/proxy/hdrs/test_mime.cc
deleted file mode 100644
index c4752ae..0000000
--- a/proxy/hdrs/test_mime.cc
+++ /dev/null
@@ -1,64 +0,0 @@
-/** @file
-
-  A brief file description
-
-  @section license License
-
-  Licensed to the Apache Software Foundation (ASF) under one
-  or more contributor license agreements.  See the NOTICE file
-  distributed with this work for additional information
-  regarding copyright ownership.  The ASF licenses this file
-  to you under the Apache License, Version 2.0 (the
-  "License"); you may not use this file except in compliance
-  with the License.  You may obtain a copy of the License at
-
-      http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
- */
-
-#include <ts/TestBox.h>
-#include "P_Eventsystem.h"
-#include "MIME.h"
-
-REGRESSION_TEST(MIME)(RegressionTest *t, int /* atype ATS_UNUSED */, int *pstatus)
-{
-  TestBox box(t, pstatus);
-  box = REGRESSION_TEST_PASSED;
-
-  MIMEField *field;
-  MIMEHdr hdr;
-  hdr.create(NULL);
-
-  hdr.field_create("Test1", 5);
-  hdr.field_create("Test2", 5);
-  hdr.field_create("Test3", 5);
-  hdr.field_create("Test4", 5);
-  field = hdr.field_create("Test5", 5);
-
-  box.check(hdr.m_mime->m_first_fblock.contains(field), "The field block doesn't contain the field but it should");
-  box.check(!hdr.m_mime->m_first_fblock.contains(field + (1L << 32)), "The field block contains the field but it shouldn't");
-
-  int slot_num = mime_hdr_field_slotnum(hdr.m_mime, field);
-  box.check(slot_num == 4, "Slot number is %d but should be 4", slot_num);
-
-  slot_num = mime_hdr_field_slotnum(hdr.m_mime, field + (1L << 32));
-  box.check(slot_num == -1, "Slot number is %d but should be -1", slot_num);
-
-  hdr.destroy();
-}
-
-int
-main(int argc, char *argv[])
-{
-  Thread *main_thread = new EThread;
-  main_thread->set_specific();
-  mime_init();
-
-  RegressionTest::run();
-  return RegressionTest::final_status == REGRESSION_TEST_PASSED ? 0 : 1;
-}