Replace raw pointers by std::string (#5656)

* Replace raw pointers by std::string

code/AssetLib/ASE/ASELoader.cpp

@@ -124,7 +124,7 @@ void ASEImporter::InternReadFile(const std::string &pFile,
     // Allocate storage and copy the contents of the file to a memory buffer
     std::vector<char> mBuffer2;
     TextFileToBuffer(file.get(), mBuffer2);
-
+    const size_t fileSize = mBuffer2.size();
     this->mBuffer = &mBuffer2[0];
     this->pcScene = pScene;
 
@@ -146,7 +146,7 @@ void ASEImporter::InternReadFile(const std::string &pFile,
     };
 
     // Construct an ASE parser and parse the file
-    ASE::Parser parser(mBuffer, defaultFormat);
+    ASE::Parser parser(mBuffer, fileSize, defaultFormat);
     mParser = &parser;
     mParser->Parse();
 
@@ -446,10 +446,9 @@ void ASEImporter::BuildLights() {
 }
 
 // ------------------------------------------------------------------------------------------------
-void ASEImporter::AddNodes(const std::vector<BaseNode *> &nodes,
-        aiNode *pcParent, const char *szName) {
+void ASEImporter::AddNodes(const std::vector<BaseNode *> &nodes, aiNode *pcParent, const std::string &name) {
     aiMatrix4x4 m;
-    AddNodes(nodes, pcParent, szName, m);
+    AddNodes(nodes, pcParent, name, m);
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -506,10 +505,9 @@ void ASEImporter::AddMeshes(const ASE::BaseNode *snode, aiNode *node) {
 
 // ------------------------------------------------------------------------------------------------
 // Add child nodes to a given parent node
-void ASEImporter::AddNodes(const std::vector<BaseNode *> &nodes,
-        aiNode *pcParent, const char *szName,
+void ASEImporter::AddNodes(const std::vector<BaseNode *> &nodes, aiNode *pcParent, const std::string &name,
         const aiMatrix4x4 &mat) {
-    const size_t len = szName ? ::strlen(szName) : 0;
+    const size_t len = name.size();
     ai_assert(4 <= AI_MAX_NUMBER_OF_COLOR_SETS);
 
     // Receives child nodes for the pcParent node
@@ -519,16 +517,18 @@ void ASEImporter::AddNodes(const std::vector<BaseNode *> &nodes,
     // which has *us* as parent.
     for (std::vector<BaseNode *>::const_iterator it = nodes.begin(), end = nodes.end(); it != end; ++it) {
         const BaseNode *snode = *it;
-        if (szName) {
-            if (len != snode->mParent.length() || ::strcmp(szName, snode->mParent.c_str()))
+        if (!name.empty()) {
+            if (len != snode->mParent.length() || name != snode->mParent.c_str()) {
                 continue;
-        } else if (snode->mParent.length())
+            }
+        } else if (snode->mParent.length()) {
             continue;
+        }
 
         (*it)->mProcessed = true;
 
         // Allocate a new node and add it to the output data structure
-        apcNodes.push_back(new aiNode());
+        apcNodes.push_back(new aiNode);
         aiNode *node = apcNodes.back();
 
         node->mName.Set((snode->mName.length() ? snode->mName.c_str() : "Unnamed_Node"));
@@ -541,7 +541,7 @@ void ASEImporter::AddNodes(const std::vector<BaseNode *> &nodes,
 
         // Add sub nodes - prevent stack overflow due to recursive parenting
         if (node->mName != node->mParent->mName && node->mName != node->mParent->mParent->mName) {
-            AddNodes(nodes, node, node->mName.data, snode->mTransform);
+            AddNodes(nodes, node, node->mName.C_Str(), snode->mTransform);
         }
 
         // Further processing depends on the type of the node
@@ -619,7 +619,8 @@ void ASEImporter::BuildNodes(std::vector<BaseNode *> &nodes) {
     }
 
     // add all nodes
-    AddNodes(nodes, ch, nullptr);
+    static const std::string none = "";
+    AddNodes(nodes, ch, none);
 
     // now iterate through al nodes and find those that have not yet
     // been added to the nodegraph (= their parent could not be recognized)

code/AssetLib/ASE/ASELoader.h

@@ -153,13 +153,13 @@ private:
      *  \param matrix Current transform
      */
     void AddNodes(const std::vector<ASE::BaseNode*>& nodes,
-        aiNode* pcParent,const char* szName);
+        aiNode* pcParent, const std::string &name);
 
     void AddNodes(const std::vector<ASE::BaseNode*>& nodes,
-        aiNode* pcParent,const char* szName,
+        aiNode* pcParent, const std::string &name,
         const aiMatrix4x4& matrix);
 
-    void AddMeshes(const ASE::BaseNode* snode,aiNode* node);
+    void AddMeshes(const ASE::BaseNode* snode, aiNode* node);
 
     // -------------------------------------------------------------------
     /** Generate a default material and add it to the parser's list
@@ -188,5 +188,4 @@ protected:
 
 } // end of namespace Assimp
 
-
 #endif // AI_3DSIMPORTER_H_INC

code/AssetLib/ASE/ASEParser.h

@@ -391,11 +391,11 @@ public:
     // -------------------------------------------------------------------
     //! Construct a parser from a given input file which is
     //! guaranteed to be terminated with zero.
-    //! @param szFile Input file
+    //! @param file              The name of the input file.
     //! @param fileFormatDefault Assumed file format version. If the
     //!   file format is specified in the file the new value replaces
     //!   the default value.
-    Parser(const char *szFile, unsigned int fileFormatDefault);
+    Parser(const char *file, size_t fileLen, unsigned int fileFormatDefault);
 
     // -------------------------------------------------------------------
     //! Parses the file into the parsers internal representation
@@ -617,11 +617,8 @@ private:
     bool ParseString(std::string &out, const char *szName);
 
 public:
-    //! Pointer to current data
-    const char *filePtr;
-
-    /// The end pointer of the file data
-    const char *mEnd;
+    const char *mFilePtr; ////< Pointer to current data
+    const char *mEnd;     ///< The end pointer of the file data
 
     //! background color to be passed to the viewer
     //! QNAN if none was found