Avoid triggering assertion in std::vector::operator[]

kevinbackhouse · neheb · commit 3202e86e737e · 2023-06-18T13:35:04.000+03:00
diff --git a/src/types.cpp b/src/types.cpp
@@ -173,7 +173,7 @@ byte* Exiv2::DataBuf::data(size_t offset) {
 }
 
 const byte* Exiv2::DataBuf::c_data(size_t offset) const {
-  if (pData_.empty()) {
+  if (pData_.empty() || offset == pData_.size()) {
     return nullptr;
   }
   if (offset > pData_.size()) {

Original file line number	Diff line number	Diff line change
`@@ -173,7 +173,7 @@ byte* Exiv2::DataBuf::data(size_t offset) {`
`173`	`173`	`}`
`174`	`174`
`175`	`175`	`const byte* Exiv2::DataBuf::c_data(size_t offset) const {`
`176`		`- if (pData_.empty()) {`
	`176`	`+ if (pData_.empty() \|\| offset == pData_.size()) {`
`177`	`177`	`return nullptr;`
`178`	`178`	`}`
`179`	`179`	`if (offset > pData_.size()) {`