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Change check_null_empty_path* to check_null_empty_str* throughout.

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* path.cc (path_conv::check): Add signal protection here since retrieving info
about remote shares can take some time.
* path.h (check_null_empty_str_errno): Convert to a function prototype.
* path.cc (check_null_empty_str): Move to miscfuncs.cc.
* miscfuncs.cc (check_null_empty_str_errno): New function.
(__check_null_invalid_struct): Ditto.
(__check_null_invalid_struct_errno): Ditto.
(check_null_empty_str): Change from VirtualQuery to IsBadWritePtr.
* thread.cc (check_valid_pointer): Ditto.
* resource.cc (getrlimit): Use check_null_invalid_struct macro for checking
validity of pointer.
(setrlimit): Ditto.
This commit is contained in:
Christopher Faylor
2001-06-28 02:19:57 +00:00
parent c135faa8b3
commit 7a4078ee34
10 changed files with 88 additions and 54 deletions
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4
winsup/cygwin/thread.cc
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@@ -739,9 +739,7 @@ verifyable_object::~verifyable_object ()
int __stdcall
check_valid_pointer (void *pointer)
{
MEMORY_BASIC_INFORMATION m;
if (!pointer || !VirtualQuery (pointer, &m, sizeof (m))
|| (m.State != MEM_COMMIT))
if (!pointer || IsBadWritePtr (pointer, sizeof (verifyable_object)))
return EFAULT;
return 0;
}