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fix warnings and UB (#1164)

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* Crypto: fix warning mismatched bound

../Crypto/cpu.c:67:32: warning: argument 2 of type 'uint32[4]'
{aka 'unsigned int[4]'} with mismatched bound [-Warray-parameter=]
   67 | int CpuId(uint32 input, uint32 output[4])
      |                         ~~~~~~~^~~~~~~~~
In file included from ../Crypto/cpu.c:3:
../Crypto/cpu.h:236:33: note: previously declared as 'uint32 *'
{aka 'unsigned int *'}
  236 | int CpuId(uint32 input, uint32 *output);

Signed-off-by: Vasiliy Kovalev <kovalev@altlinux.org>

* Core/Unix: fix warning ignoring return value

Unix/CoreUnix.cpp: In member function 'virtual std::shared_ptr<VeraCrypt:\
:VolumeInfo> VeraCrypt::CoreUnix::MountVolume(VeraCrypt::MountOptions&)':
Unix/CoreUnix.cpp:682:55: warning: ignoring return value of
'int chown(const char*, __uid_t, __gid_t)' declared with attribute
'warn_unused_result' [-Wunused-result]
  682 |     chown (mountPoint.c_str(), GetRealUserId(), GetRealGroupId());
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Signed-off-by: Vasiliy Kovalev <kovalev@altlinux.org>

* Main/Forms: fix warning cast to pointer from integer of different size

Forms/MainFrame.cpp: In member function 'void VeraCrypt::MainFrame:\
:UpdateVolumeList()':

Forms/MainFrame.cpp:1718:106: warning: cast to pointer from integer of
different size [-Wint-to-pointer-cast]
 1718 |       Gui->InsertToListCtrl (SlotListCtrl, ++prevItemIndex,
        fields, 0, (void *) volume->SlotNumber);
      |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~

Forms/MainFrame.cpp:1753:114: warning: cast to pointer from integer of
different size [-Wint-to-pointer-cast]
 1753 |       Gui->InsertToListCtrl (SlotListCtrl, ++prevItemIndex,
        fields, 0, (void *) slotNumber);
      |            ^~~~~~~~~~~~~~~~~~~

Signed-off-by: Vasiliy Kovalev <kovalev@altlinux.org>

* Crypto: fix undefined behavior signed integer overflow

In function 'twofish_set_key':
cc1: warning: iteration 4 invokes undefined behavior
[-Waggressive-loop-optimizations]
../Crypto/Twofish.c:626:23: note: within this loop
  626 |         for (i = 0; i != 40; i += 2)
      |                     ~~^~~~~

Signed-off-by: Vasiliy Kovalev <kovalev@altlinux.org>

---------

Signed-off-by: Vasiliy Kovalev <kovalev@altlinux.org>
Co-authored-by: Vasiliy Kovalev <kovalev@altlinux.org>
This commit is contained in:
kovalev0
2023-08-05 00:49:11 +03:00
committed by GitHub
parent 32e9703905
commit 5a6b445f0e
4 changed files with 8 additions and 5 deletions
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4
src/Main/Forms/MainFrame.cpp
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@@ -1700,7 +1700,7 @@ namespace VeraCrypt
bool slotUpdated = false;
if (itemIndex == -1)
{
Gui->InsertToListCtrl (SlotListCtrl, ++prevItemIndex, fields, 0, (void *) volume->SlotNumber);
Gui->InsertToListCtrl (SlotListCtrl, ++prevItemIndex, fields, 0, (void *)(intptr_t) volume->SlotNumber);
OnListItemInserted (prevItemIndex);
listChanged |= true;
@@ -1735,7 +1735,7 @@ namespace VeraCrypt
{
if (itemIndex == -1)
{
Gui->InsertToListCtrl (SlotListCtrl, ++prevItemIndex, fields, 0, (void *) slotNumber);
Gui->InsertToListCtrl (SlotListCtrl, ++prevItemIndex, fields, 0, (void *)(intptr_t) slotNumber);
OnListItemInserted (prevItemIndex);
listChanged |= true;
}