优化：参数校验方法

sonar-keyware-plugins-cxx/src/main/java/com/keyware/sonar/cxx/rules/checkers/DLLVerifyChecker.java

@@ -68,17 +68,17 @@ public class DLLVerifyChecker extends SquidCheck<Grammar> {
                 //判断是否式动态加载库
                 if("dlopen".equals(desc.getTokenValue())){
                     //获取其中的参数列表
-                    AstNode firstDescendant = desc.getFirstDescendant(CxxGrammarImpl.additiveExpression);
+                    AstNode firstDescendant = desc.getFirstDescendant(CxxGrammarImpl.expressionList);
                     if(firstDescendant != null){
                         List<AstNode> children = firstDescendant.getChildren();
                         for(AstNode dren : children){
                             //获取参数并进行判断是否是传入的参数
-                            if("IDENTIFIER".equals(dren.getName())){
+                            if("IDENTIFIER".equals(dren.getName()) || "initializerList".equals(dren.getName())){
                                 if(map.containsKey(dren.getTokenValue())){
                                     //判断参数是否进行过校验
                                     Integer integer = map.get(dren.getTokenValue());
                                     //判断参数校验是否在使用之前
-                                    if(dren.getTokenLine() > integer){
+                                    if(dren.getTokenLine() < integer){
                                         getContext().createLineViolation(this,name,dren);
                                     }
                                 }else {
@@ -86,8 +86,6 @@ public class DLLVerifyChecker extends SquidCheck<Grammar> {
                                 }
                             }
                         }
-                    }else {
-                        getContext().createLineViolation(this,name,desc);
                     }
                 }
             }
@@ -108,7 +106,7 @@ public class DLLVerifyChecker extends SquidCheck<Grammar> {
                         if (map.containsKey(desc.getTokenValue())){
                             //判断参数校验是否在使用之前
                             int tokenLine = map.get(desc.getTokenValue());
-                            if(desc.getTokenLine() > tokenLine){
+                            if(desc.getTokenLine() < tokenLine){
                                 getContext().createLineViolation(this,name,desc);
                                 break;
                             }

sonar-keyware-plugins-cxx/src/test/java/com/keyware/sonar/cxx/rules/checkers/DLLVerifyCheckerTest.java

@@ -27,8 +27,8 @@ public class DLLVerifyCheckerTest {
         var tester = CxxFileTesterHelper.create("DLLVerifyChecker.cc");
         SourceFile file = CxxAstScanner.scanSingleInputFile(tester.asInputFile(), checker);
         CheckMessagesVerifier.verify(file.getCheckMessages())
-                .next().atLine(13).withMessage("在动态加载库前对输入数据进行验证")
-                .next().atLine(36).withMessage("在动态加载库前对输入数据进行验证")
+                .next().atLine(22).withMessage("在动态加载库前对输入数据进行验证")
+                .next().atLine(44).withMessage("在动态加载库前对输入数据进行验证")
                 .noMore();
     }
 }

sonar-keyware-plugins-cxx/src/test/resources/com/keyware/sonar/cxx/rules/checkers/DLLVerifyChecker.cc

@@ -1,46 +1,54 @@
 #include <iostream>
 #ifdef _WIN32
     #include <windows.h>
+    #include <dlfcn.h>
 #else
     #include <dlfcn.h>
 #endif
+
 int main()
 {
-
-    std::String a = "your_dll.dll";
-    if(a != "a"){
-    }
-    HINSTANCE hInsts = LoadLibrary(a);//error
-    //加载dll
-//    HINSTANCE hInst = LoadLibrary("your_dll.dll");
+    std::string a = "your_dll.dll";
+//    if (a != "a") {
+//        // 这个条件语句块目前为空，如果需要可以添加相关逻辑
+//    }
+//#ifdef _WIN32
+    std::wstring wideDLLName(a.begin(), a.end()); // C++11及以后版本可以直接转换
+//    std::string a = "aa";
+//    std::wstring wideA(a.begin(), a.end());
+//    if(wideDLLName == wideA){
+//    }
+    std::wstring wideDLLName(a.begin(), a.end());
+    HINSTANCE hInst = LoadLibrary(wideDLLName.c_str());//error
     if (hInst == NULL) {
         std::cout << "无法加载库" << std::endl;
         return -1;
     }
-    //获取函数
+
     typedef void (*FuncType)();
     FuncType func = (FuncType)GetProcAddress(hInst, "函数名称");
     if (func == NULL) {
         std::cout << "无法获取函数" << std::endl;
+        FreeLibrary(hInst);
         return -1;
     }
-    //调用函数
+
     func();
-    //卸载dll
     FreeLibrary(hInst);
+//#else
+    std::string b = "c";
+//    if (b != "a") {
+//        // 这个条件语句块目前为空，如果需要可以添加相关逻辑
+//    }
 
-    std::String b = "c";
-    //加载so库
-    if(b != "a"){
-    }
-    void *handle = dlopen(b, RTLD_LAZY);//error
+    void *handle = dlopen(b.c_str(), RTLD_LAZY);//error
     if (!handle) {
         std::cerr << "无法打开库：" << dlerror() << '\n';
         return 1;
     }
-    //获取函数
+
+    dlerror(); // 清除上一次调用产生的错误信息
     typedef void (*FuncType)();
-    dlerror();
     FuncType func = (FuncType)dlsym(handle, "函数名称");
     const char *dlsym_error = dlerror();
     if (dlsym_error) {
@@ -48,10 +56,10 @@ int main()
         dlclose(handle);
         return 1;
     }
-    //调用函数
+
     func();
-    //关闭库文件
     dlclose(handle);
-#endif
+//#endif
+
     return 0;
 }

sonar-keyware-plugins-java/src/main/java/com/keyware/sonar/java/rules/checkers/HttpInputDataChecker.java

@@ -8,7 +8,7 @@ package com.keyware.sonar.java.rules.checkers;
 
 import org.sonar.check.Rule;
 import org.sonar.java.ast.parser.ArgumentListTreeImpl;
-import org.sonar.java.model.expression.AssignmentExpressionTreeImpl;
+import org.sonar.java.model.expression.BinaryExpressionTreeImpl;
 import org.sonar.java.model.expression.IdentifierTreeImpl;
 import org.sonar.java.model.expression.LiteralTreeImpl;
 import org.sonar.java.model.expression.MemberSelectExpressionTreeImpl;
@@ -54,9 +54,15 @@ public class HttpInputDataChecker extends IssuableSubscriptionVisitor {
         @Override
         public void visitIfStatement(IfStatementTree tree) {
             ExpressionTree condition = tree.condition();
-            if(condition instanceof AssignmentExpressionTreeImpl){
-                AssignmentExpressionTreeImpl assignmentExpressionTree = (AssignmentExpressionTreeImpl) condition;
-                list.add(assignmentExpressionTree.variable().toString());
+            if (condition instanceof BinaryExpressionTreeImpl) {
+                BinaryExpressionTreeImpl binaryExpressionTree = (BinaryExpressionTreeImpl) condition;
+                List<Tree> children = binaryExpressionTree.children();
+                for (Tree child:children) {
+                    if(child instanceof IdentifierTreeImpl){
+                        IdentifierTreeImpl identifierTree = (IdentifierTreeImpl) child;
+                        list.add(identifierTree.name());
+                    }
+                }
             }
         }
 
@@ -87,9 +93,5 @@ public class HttpInputDataChecker extends IssuableSubscriptionVisitor {
                 }
             }
         }
-
-
-
-
     }
 }

sonar-keyware-plugins-java/src/test/files/HttpInputDataRule.java

@@ -1,8 +1,193 @@
-
 public class HttpInputDataRule {
+
     public static void main(String[] args) {
         // 假设有一个HttpServletResponse对象
-        HttpServletResponse response = new HttpServletResponse();
+        HttpServletResponse response = new HttpServletResponse() {
+            @Override
+            public String getCharacterEncoding() {
+                return null;
+            }
+
+            @Override
+            public String getContentType() {
+                return null;
+            }
+
+            @Override
+            public ServletOutputStream getOutputStream() throws IOException {
+                return null;
+            }
+
+            @Override
+            public PrintWriter getWriter() throws IOException {
+                return null;
+            }
+
+            @Override
+            public void setCharacterEncoding(String s) {
+
+            }
+
+            @Override
+            public void setContentLength(int i) {
+
+            }
+
+            @Override
+            public void setContentLengthLong(long l) {
+
+            }
+
+            @Override
+            public void setContentType(String s) {
+
+            }
+
+            @Override
+            public void setBufferSize(int i) {
+
+            }
+
+            @Override
+            public int getBufferSize() {
+                return 0;
+            }
+
+            @Override
+            public void flushBuffer() throws IOException {
+
+            }
+
+            @Override
+            public void resetBuffer() {
+
+            }
+
+            @Override
+            public boolean isCommitted() {
+                return false;
+            }
+
+            @Override
+            public void reset() {
+
+            }
+
+            @Override
+            public void setLocale(Locale locale) {
+
+            }
+
+            @Override
+            public Locale getLocale() {
+                return null;
+            }
+
+            @Override
+            public void addCookie(Cookie cookie) {
+
+            }
+
+            @Override
+            public boolean containsHeader(String s) {
+                return false;
+            }
+
+            @Override
+            public String encodeURL(String s) {
+                return null;
+            }
+
+            @Override
+            public String encodeRedirectURL(String s) {
+                return null;
+            }
+
+            @Override
+            public String encodeUrl(String s) {
+                return null;
+            }
+
+            @Override
+            public String encodeRedirectUrl(String s) {
+                return null;
+            }
+
+            @Override
+            public void sendError(int i, String s) throws IOException {
+
+            }
+
+            @Override
+            public void sendError(int i) throws IOException {
+
+            }
+
+            @Override
+            public void sendRedirect(String s) throws IOException {
+
+            }
+
+            @Override
+            public void setDateHeader(String s, long l) {
+
+            }
+
+            @Override
+            public void addDateHeader(String s, long l) {
+
+            }
+
+            @Override
+            public void setHeader(String s, String s1) {
+
+            }
+
+            @Override
+            public void addHeader(String s, String s1) {
+
+            }
+
+            @Override
+            public void setIntHeader(String s, int i) {
+
+            }
+
+            @Override
+            public void addIntHeader(String s, int i) {
+
+            }
+
+            @Override
+            public void setStatus(int i) {
+
+            }
+
+            @Override
+            public void setStatus(int i, String s) {
+
+            }
+
+            @Override
+            public int getStatus() {
+                return 0;
+            }
+
+            @Override
+            public String getHeader(String s) {
+                return null;
+            }
+
+            @Override
+            public Collection<String> getHeaders(String s) {
+                return null;
+            }
+
+            @Override
+            public Collection<String> getHeaderNames() {
+                return null;
+            }
+        };
 
         // 设置单个报头
         response.setHeader("Content-Type", "text/plain"); // Noncompliant {{HTTP输入数据验证}}
@@ -10,10 +195,10 @@ public class HttpInputDataRule {
         // 添加多个报头
         String a = "Cache-Control";
         String b = "no-cache" ;
-        if(a = "asds"){
+        if(a == "asds"){
 
         }
-        if(b = "asds"){
+        if(b == "asds"){
 
         }
 
@@ -22,4 +207,4 @@ public class HttpInputDataRule {
 
         // 其他操作...
     }
-}
+}