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0023909: FPE in BSplSLib::RationalDerivative

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Avoid use of array out of its bounds in BSplSLib::RationalDerivative().

In addition, Resource_Manager is fixed to allow saving with empty resource map (test bugs fclasses bug181_1).
This commit is contained in:
abv 2013-04-18 11:39:40 +04:00 committed by bugmaster
parent e87a5bc65e
commit 174178b9fa
2 changed files with 13 additions and 13 deletions
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24
src/BSplSLib/BSplSLib.cxx
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@ -165,17 +165,17 @@ void BSplSLib::RationalDerivative(const Standard_Integer UDeg,
index_w = iiM1;
for (jj = 0 ; jj < MinM1 ; jj++) {
RArray[index_v] = HomogeneousArray[index_v1]; index_v++; index_v1++;
RArray[index_v] = HomogeneousArray[index_v1]; index_v++; index_v1++;
RArray[index_v] = HomogeneousArray[index_v1]; index_v++; index_v1++;
StoreW[index_w] = HomogeneousArray[index_v1]; index_w++; index_v1++;
RArray[index_v++] = HomogeneousArray[index_v1++];
RArray[index_v++] = HomogeneousArray[index_v1++];
RArray[index_v++] = HomogeneousArray[index_v1++];
StoreW[index_w++] = HomogeneousArray[index_v1++];
}
for (jj = MinM1 ; jj < M1 ; jj++) {
RArray[index_v] = 0.0e0 ; index_v++; index_v1++;
RArray[index_v] = 0.0e0 ; index_v++; index_v1++;
RArray[index_v] = 0.0e0 ; index_v++; index_v1++;
StoreW[index_w] = HomogeneousArray[index_v1]; index_w++; index_v1++;
RArray[index_v++] = 0.;
RArray[index_v++] = 0.;
RArray[index_v++] = 0.;
StoreW[index_w++] = 0.;
}
index_u1 += M4;
index_u += M3;
@ -186,10 +186,10 @@ void BSplSLib::RationalDerivative(const Standard_Integer UDeg,
for (ii = MinN1 ; ii < N1 ; ii++) {
for (jj = 0 ; jj < M1 ; jj++) {
RArray[index_v] = 0.0e0; index_v++;
RArray[index_v] = 0.0e0; index_v++;
RArray[index_v] = 0.0e0; index_v++;
StoreW[index_w] = 0.0e0; index_w++;
RArray[index_v++] = 0.0e0;
RArray[index_v++] = 0.0e0;
RArray[index_v++] = 0.0e0;
StoreW[index_w++] = 0.0e0;
}
}

2
src/Resource/Resource_Manager.cxx
View File

@ -294,7 +294,7 @@ Standard_Boolean Resource_Manager::Save() const
Resource_LexicalCompare Comp;
Standard_Integer NbKey = myUserMap.Extent();
TColStd_Array1OfAsciiString KeyArray(1,NbKey);
TColStd_Array1OfAsciiString KeyArray(1,NbKey+1); // 1 more item is added to allow saving empty resource
Resource_DataMapIteratorOfDataMapOfAsciiStringAsciiString Iter(myUserMap);
for ( Index = 1; Iter.More(); Iter.Next())