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tog-pegasus/pegasus-2.5.1-obz5053.patch

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--- pegasus/src/Pegasus/Common/HTTPConnection.cpp.obz5053 2006-05-31 14:05:14.000000000 -0400
+++ pegasus/src/Pegasus/Common/HTTPConnection.cpp 2006-05-31 14:05:14.000000000 -0400
@@ -1036,20 +1036,23 @@
// reserve space for entire non-chunked message
if (_contentLength > 0)
{
- try
- {
- Uint32 capacity = (Uint32)(_contentLength + _contentOffset + 1);
- _incomingBuffer.reserveCapacity(capacity);
- data = (char *)_incomingBuffer.getData();
- data[capacity-1] = 0;
- }catch(const PEGASUS_STD(bad_alloc)&)
- {
- _throwEventFailure(HTTP_STATUS_REQUEST_TOO_LARGE,
- "Error reserving space for non-chunked message");
- }catch(...)
- {
- _throwEventFailure(httpStatusInternal, "unexpected exception");
- }
+ try
+ {
+ Uint32 capacity = (Uint32)(_contentLength +
+ _contentOffset + 1);
+ _incomingBuffer.reserveCapacity(capacity);
+ data = (char *)_incomingBuffer.getData();
+ data[capacity-1] = 0;
+ }
+ catch(const PEGASUS_STD(bad_alloc)&)
+ {
+ _throwEventFailure(HTTP_STATUS_REQUEST_TOO_LARGE,
+ "Error reserving space for non-chunked message");
+ }
+ catch(...)
+ {
+ _throwEventFailure(httpStatusInternal, "unexpected exception");
+ }
}
break;
--- pegasus/src/Pegasus/Common/tests/Array/Array.cpp.obz5053 2006-01-30 11:17:15.000000000 -0500
+++ pegasus/src/Pegasus/Common/tests/Array/Array.cpp 2006-05-31 14:34:16.000000000 -0400
@@ -189,7 +189,7 @@
{
Array<Uint32> arr(0xffff0000);
}
- catch (const NullPointer&)
+ catch (const PEGASUS_STD(bad_alloc)&)
{
exceptionCaught = true;
}
@@ -201,7 +201,7 @@
{
Array<Uint32> arr(0xffff0000, 100);
}
- catch (const NullPointer&)
+ catch (const PEGASUS_STD(bad_alloc)&)
{
exceptionCaught = true;
}
@@ -214,7 +214,7 @@
Uint32 myInt = 50;
Array<Uint32> arr(&myInt, 0xffff0000);
}
- catch (const NullPointer&)
+ catch (const PEGASUS_STD(bad_alloc)&)
{
exceptionCaught = true;
}
@@ -224,7 +224,16 @@
{
Array<Uint32> arr(128);
PEGASUS_TEST_ASSERT(arr.getCapacity() == 128);
- arr.reserveCapacity(0xffff0000);
+ exceptionCaught = false;
+ try
+ {
+ arr.reserveCapacity(0xffff0000);
+ }
+ catch (const PEGASUS_STD(bad_alloc)&)
+ {
+ exceptionCaught = true;
+ }
+ PEGASUS_TEST_ASSERT(exceptionCaught);
PEGASUS_TEST_ASSERT(arr.getCapacity() == 128);
}
}
--- pegasus/src/Pegasus/Common/InternalException.h.obz5053 2006-01-30 11:17:04.000000000 -0500
+++ pegasus/src/Pegasus/Common/InternalException.h 2006-05-31 14:05:14.000000000 -0400
@@ -619,6 +619,18 @@
#define PEGASUS_CIM_EXCEPTION_L(CODE, MSG_PARMS) \
TraceableCIMException(CODE, MSG_PARMS, String(__FILE__), __LINE__)
+/** Macro to prevent overflow of a signed int value when said value is
+ * doubled. If String/Array/Buffer size is greater than 0x3FFFFFFF, then
+ * something is suspect, throw bad_alloc exception.
+ */
+#define PEGASUS_CHECK_CAPACITY_OVERFLOW(capacity) \
+ do \
+ { \
+ if (capacity > 0x3FFFFFFF) \
+ throw PEGASUS_STD(bad_alloc)(); \
+ } \
+ while (0)
+
PEGASUS_NAMESPACE_END
#endif /* Pegasus_InternalException_h */
--- pegasus/src/Pegasus/Common/ArrayRep.h.obz5053 2006-01-30 11:16:46.000000000 -0500
+++ pegasus/src/Pegasus/Common/ArrayRep.h 2006-05-31 14:05:14.000000000 -0400
@@ -145,9 +145,10 @@
}
// Test for Uint32 overflow in the memory allocation size
+ // throw a bad_alloc exception if overflow would occur.
if (initialCapacity > (Uint32(0xffffffff)-sizeof(ArrayRep<T>))/sizeof(T))
{
- return 0;
+ throw PEGASUS_STD(bad_alloc)();
}
// Create object:
--- pegasus/src/Pegasus/Common/ArrayImpl.h.obz5053 2006-01-30 11:16:45.000000000 -0500
+++ pegasus/src/Pegasus/Common/ArrayImpl.h 2006-05-31 14:05:14.000000000 -0400
@@ -77,10 +77,8 @@
{
_rep = ArrayRep<PEGASUS_ARRAY_T>::alloc(size);
- if (!_rep)
- {
- throw NullPointer();
- }
+ // ArrayRep<PEGASUS_ARRAY_T>::alloc() throws a bad_alloc exception if
+ // storage could not be obtained.
InitializeRaw(Array_data, size);
}
@@ -92,10 +90,8 @@
{
_rep = ArrayRep<PEGASUS_ARRAY_T>::alloc(size);
- if (!_rep)
- {
- throw NullPointer();
- }
+ // ArrayRep<PEGASUS_ARRAY_T>::alloc() throws a bad_alloc exception if
+ // storage could not be obtained.
PEGASUS_ARRAY_T* data = Array_data;
@@ -114,10 +110,8 @@
{
_rep = ArrayRep<PEGASUS_ARRAY_T>::alloc(size);
- if (!_rep)
- {
- throw NullPointer();
- }
+ // ArrayRep<PEGASUS_ARRAY_T>::alloc() throws a bad_alloc exception if
+ // storage could not be obtained.
CopyToRaw(Array_data, items, size);
}
@@ -176,8 +170,8 @@
ArrayRep<PEGASUS_ARRAY_T>* rep =
ArrayRep<PEGASUS_ARRAY_T>::alloc(capacity);
- if (!rep)
- return;
+ // ArrayRep<PEGASUS_ARRAY_T>::alloc() throws a bad_alloc exception if
+ // storage could not be obtained.
rep->size = Array_size;
--- pegasus/src/Pegasus/Common/Buffer.cpp.obz5053 2006-05-31 14:05:14.000000000 -0400
+++ pegasus/src/Pegasus/Common/Buffer.cpp 2006-05-31 14:05:14.000000000 -0400
@@ -43,16 +43,13 @@
static const size_t MIN_CAPACITY = 2048;
-#ifndef PEGASUS_CHECK_FOR_OVERFLOW
-#define PEGASUS_CHECK_FOR_OVERFLOW(capacity) { if (capacity > 0x3FFFFFFF) throw PEGASUS_STD(bad_alloc)(); }
-#endif
-
static Uint32 _next_pow_2(Uint32 x)
{
if (x < MIN_CAPACITY)
return MIN_CAPACITY;
- PEGASUS_CHECK_FOR_OVERFLOW(x);
+ // Check for potential overflow in x.
+ PEGASUS_CHECK_CAPACITY_OVERFLOW(x);
x--;
x |= (x >> 1);
@@ -139,7 +136,8 @@
}
else
{
- PEGASUS_CHECK_FOR_OVERFLOW(_rep->cap);
+ // Check for potential overflow.
+ PEGASUS_CHECK_CAPACITY_OVERFLOW(_rep->cap);
_rep = _reallocate(_rep, _rep->cap ? (2 * _rep->cap) : MIN_CAPACITY);
}
}
--- pegasus/src/Pegasus/Common/String.cpp.obz5053 2006-05-31 14:05:14.000000000 -0400
+++ pegasus/src/Pegasus/Common/String.cpp 2006-05-31 14:05:14.000000000 -0400
@@ -51,10 +51,6 @@
#include <unicode/uchar.h>
#endif
-#ifndef PEGASUS_CHECK_FOR_OVERFLOW
-#define PEGASUS_CHECK_FOR_OVERFLOW(capacity) { if (capacity > 0x3FFFFFFF) throw PEGASUS_STD(bad_alloc)(); }
-#endif
-
PEGASUS_NAMESPACE_BEGIN
//==============================================================================
@@ -170,7 +166,8 @@
{
#ifndef PEGASUS_STRING_NO_THROW
- PEGASUS_CHECK_FOR_OVERFLOW(x);
+ // Check for potential overflow in x
+ PEGASUS_CHECK_CAPACITY_OVERFLOW(x);
#endif
@@ -547,8 +544,9 @@
inline StringRep* StringRep::alloc(size_t cap)
{
#ifndef PEGASUS_STRING_NO_THROW
-
- PEGASUS_CHECK_FOR_OVERFLOW(cap);
+
+ // Check for potential overflow in cap
+ PEGASUS_CHECK_CAPACITY_OVERFLOW(cap);
#endif
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