Merge pull request #21260 from MathiasVP/add-windows-remote-flow-sources

C++: Add more Win32 and Azure SDK remote flow sources

cpp/ql/lib/change-notes/2026-02-03-windows-remote-flow-sources.md

@@ -0,0 +1,4 @@
+---
+category: minorAnalysis
+---
+* Added remote flow source models for the `winhttp.h` windows header and the Azure SDK core library for C/C++.

cpp/ql/lib/ext/Windows.model.yml

@@ -24,6 +24,13 @@ extensions:
       - ["", "", False, "MapViewOfFileNuma2", "", "", "ReturnValue[*]", "local", "manual"]
       # ntifs.h
       - ["", "", False, "NtReadFile", "", "", "Argument[*5]", "local", "manual"]
+      # winhttp.h
+      - ["", "", False, "WinHttpReadData", "", "", "Argument[*1]", "remote", "manual"]
+      - ["", "", False, "WinHttpReadDataEx", "", "", "Argument[*1]", "remote", "manual"]
+      - ["", "", False, "WinHttpQueryHeaders", "", "", "Argument[*3]", "remote", "manual"]
+      - ["", "", False, "WinHttpQueryHeadersEx", "", "", "Argument[*5]", "remote", "manual"]
+      - ["", "", False, "WinHttpQueryHeadersEx", "", "", "Argument[*6]", "remote", "manual"]
+      - ["", "", False, "WinHttpQueryHeadersEx", "", "", "Argument[**8]", "remote", "manual"]
   - addsTo:
       pack: codeql/cpp-all
       extensible: summaryModel
@@ -46,4 +53,6 @@ extensions:
       - ["", "", False, "RtlMoveMemory", "", "", "Argument[*@1]", "Argument[*@0]", "value", "manual"]
       - ["", "", False, "RtlMoveVolatileMemory", "", "", "Argument[*@1]", "Argument[*@0]", "value", "manual"]
       # winternl.h
-      - ["", "", False, "RtlInitUnicodeString", "", "", "Argument[*1]", "Argument[*0].Field[*Buffer]", "value", "manual"]
+      - ["", "", False, "RtlInitUnicodeString", "", "", "Argument[*1]", "Argument[*0].Field[*Buffer]", "value", "manual"]
+      # winhttp.h
+      - ["", "", False, "WinHttpCrackUrl", "", "", "Argument[*0]", "Argument[*3]", "taint", "manual"]

cpp/ql/lib/ext/azure.core.model.yml

@@ -0,0 +1,41 @@
+extensions:
+  - addsTo:
+      pack: codeql/cpp-all
+      extensible: sourceModel
+    data: # namespace, type, subtypes, name, signature, ext, output, kind, provenance
+      - ["Azure::Core::Http", "RawResponse", True, "GetHeaders", "", "", "ReturnValue[*]", "remote", "manual"]
+      - ["Azure::Core::Http", "RawResponse", True, "GetBody", "", "", "ReturnValue[*]", "remote", "manual"]
+      - ["Azure::Core::Http", "RawResponse", True, "ExtractBodyStream", "", "", "ReturnValue[*]", "remote", "manual"]
+      - ["Azure::Core::Http", "Request", True, "GetHeaders", "", "", "ReturnValue", "remote", "manual"]
+      - ["Azure::Core::Http", "Request", True, "GetHeader", "", "", "ReturnValue", "remote", "manual"]
+      - ["Azure::Core::Http", "Request", True, "GetBodyStream", "", "", "ReturnValue[*]", "remote", "manual"]
+
+  - addsTo:
+      pack: codeql/cpp-all
+      extensible: summaryModel
+    data: # namespace, type, subtypes, name, signature, ext, input, output, kind, provenance
+      - ["Azure::Core", "Url", True, "Url", "", "", "Argument[*0]", "Argument[-1]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "SetScheme", "", "", "Argument[*0]", "Argument[-1]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "SetHost", "", "", "Argument[*0]", "Argument[-1]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "SetPort", "", "", "Argument[0]", "Argument[-1]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "SetPath", "", "", "Argument[*0]", "Argument[-1]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "SetQueryParameters", "", "", "Argument[0]", "Argument[-1]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "AppendPath", "", "", "Argument[*0]", "Argument[-1]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "AppendQueryParameter", "", "", "Argument[*1]", "Argument[-1]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "GetHost", "", "", "Argument[-1]", "ReturnValue[*]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "GetPath", "", "", "Argument[-1]", "ReturnValue[*]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "GetPort", "", "", "Argument[-1]", "ReturnValue", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "GetQueryParameters", "", "", "Argument[-1]", "ReturnValue", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "GetScheme", "", "", "Argument[-1]", "ReturnValue[*]", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "GetRelativeUrl", "", "", "Argument[-1]", "ReturnValue", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "GetAbsoluteUrl", "", "", "Argument[-1]", "ReturnValue", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "Decode", "", "", "Argument[*0]", "ReturnValue", "taint", "manual"]
+      - ["Azure::Core", "Url", True, "Encode", "", "", "Argument[*0]", "ReturnValue", "taint", "manual"]
+      - ["Azure::Core::IO", "BodyStream", True, "Read", "", "", "Argument[-1]", "Argument[*0]", "taint", "manual"]
+      - ["Azure::Core::IO", "BodyStream", True, "ReadToCount", "", "", "Argument[-1]", "Argument[*0]", "taint", "manual"]
+      - ["Azure::Core::IO", "BodyStream", True, "ReadToEnd", "", "", "Argument[-1]", "ReturnValue.Element", "taint", "manual"]
+      - ["Azure", "Nullable", True, "Nullable", "", "", "Argument[0]", "Argument[-1]", "taint", "manual"]
+      - ["Azure", "Nullable", True, "operator=", "", "", "Argument[*0]", "Argument[-1]", "value", "manual"]
+      - ["Azure", "Nullable", True, "Value", "", "", "Argument[-1]", "ReturnValue[*]", "taint", "manual"]
+      - ["Azure", "Nullable", True, "operator->", "", "", "Argument[-1]", "ReturnValue[*]", "taint", "manual"]
+      - ["Azure", "Nullable", True, "operator*", "", "", "Argument[-1]", "ReturnValue[*]", "taint", "manual"]

cpp/ql/lib/semmle/code/cpp/models/Models.qll

@@ -57,3 +57,4 @@ private import implementations.CAtlFile
 private import implementations.CAtlFileMapping
 private import implementations.CAtlTemporaryFile
 private import implementations.CRegKey
+private import implementations.WinHttp

cpp/ql/lib/semmle/code/cpp/models/implementations/WinHttp.qll

@@ -0,0 +1,50 @@
+private import cpp
+private import semmle.code.cpp.ir.dataflow.FlowSteps
+private import semmle.code.cpp.dataflow.new.DataFlow
+
+/** The `WINHTTP_HEADER_NAME` class from `winhttp.h`. */
+class WinHttpHeaderName extends Class {
+  WinHttpHeaderName() { this.hasGlobalName("_WINHTTP_HEADER_NAME") }
+}
+
+/** The `WINHTTP_EXTENDED_HEADER` class from `winhttp.h`. */
+class WinHttpExtendedHeader extends Class {
+  WinHttpExtendedHeader() { this.hasGlobalName("_WINHTTP_EXTENDED_HEADER") }
+}
+
+private class WinHttpHeaderNameInheritingContent extends TaintInheritingContent,
+  DataFlow::FieldContent
+{
+  WinHttpHeaderNameInheritingContent() {
+    this.getIndirectionIndex() = 2 and
+    (
+      this.getAField().getDeclaringType() instanceof WinHttpHeaderName
+      or
+      // The extended header looks like:
+      // struct WINHTTP_EXTENDED_HEADER {
+      //   union { [...] };
+      //   union { [...] };
+      // };
+      // So the first declaring type is the anonymous unions, and the declaring
+      // type of those anonymous unions is the `WINHTTP_EXTENDED_HEADER` struct.
+      this.getAField().getDeclaringType().getDeclaringType() instanceof WinHttpExtendedHeader
+    )
+  }
+}
+
+/** The `URL_COMPONENTS` class from `winhttp.h`. */
+class WinHttpUrlComponents extends Class {
+  WinHttpUrlComponents() { this.hasGlobalName("_WINHTTP_URL_COMPONENTS") }
+}
+
+private class WinHttpUrlComponentsInheritingContent extends TaintInheritingContent,
+  DataFlow::FieldContent
+{
+  WinHttpUrlComponentsInheritingContent() {
+    exists(Field f | f = this.getField() and f.getDeclaringType() instanceof WinHttpUrlComponents |
+      if f.getType().getUnspecifiedType() instanceof PointerType
+      then this.getIndirectionIndex() = 2
+      else this.getIndirectionIndex() = 1
+    )
+  }
+}

cpp/ql/test/library-tests/dataflow/external-models/azure.cpp

@@ -0,0 +1,297 @@
+using uint16_t = unsigned short;
+using int64_t = long long;
+using size_t = unsigned long;
+using uint8_t = unsigned char;
+using int32_t = int;
+using uint32_t = unsigned int;
+
+namespace std
+{
+  class string
+  {
+  public:
+    string();
+    string(const char *);
+    ~string();
+  };
+
+  template <typename K, typename V>
+  class map
+  {
+  public:
+    map();
+    ~map();
+
+    V& operator[](const K& key);
+  };
+
+  template <typename T>
+  class vector
+  {
+  public:
+    vector();
+    ~vector();
+
+    T& operator[](size_t);
+  };
+
+  template<typename T>
+  class unique_ptr {
+  public:
+    unique_ptr();
+    ~unique_ptr();
+
+    T* get();
+  };
+}
+
+namespace Azure
+{
+  template <typename T>
+    class Nullable
+    {
+    public:
+      Nullable();
+      Nullable(const T);
+      Nullable(const Nullable &);
+      ~Nullable();
+      Nullable (Nullable &&);
+      Nullable & operator= (const Nullable &);
+      bool HasValue() const;
+      const T & Value () const;
+      T& Value ();
+      const T * operator-> () const;
+      T * operator-> ();
+      const T & operator* () const;
+      T & operator* ();
+    };
+
+  namespace Core
+  {
+    class Url
+    {
+    public:
+      Url();
+      Url(const std::string &);
+      void AppendPath(const std::string &encodedPath);
+      void AppendQueryParameter(const std::string &encodedKey,
+                                const std::string &encodedValue);
+
+      static std::string Url::Decode(const std::string &value);
+      static std::string Url::Encode(const std::string &value,
+                                     const std::string &doNotEncodeSymbols = "");
+
+      std::string Url::GetAbsoluteUrl() const;
+      const std::string &GetHost() const;
+      const std::string &GetPath() const;
+      uint16_t GetPort() const;
+      std::map<std::string, std::string> GetQueryParameters() const;
+      std::string Url::GetRelativeUrl() const;
+      const std::string &GetScheme() const;
+      void RemoveQueryParameter(const std::string &encodedKey);
+      void SetHost(const std::string &encodedHost);
+      void SetPath(const std::string &encodedPath);
+      void SetPort(uint16_t port);
+      void SetQueryParameters(std::map<std::string, std::string> queryParameters);
+      void SetScheme(const std::string &scheme);
+    };
+
+    class Context
+    {
+    public:
+      Context();
+    };
+
+    namespace IO
+    {
+      class BodyStream
+      {
+      public:
+        virtual ~BodyStream();
+        virtual int64_t Length() const = 0;
+        virtual void Rewind();
+        size_t Read(uint8_t *buffer, size_t count, Azure::Core::Context const &context = Azure::Core::Context());
+        size_t ReadToCount(uint8_t *buffer, size_t count, Azure::Core::Context const &context = Azure::Core::Context());
+        std::vector<uint8_t> ReadToEnd(Azure::Core::Context const &context = Azure::Core::Context());
+      };
+    }
+
+    enum class HttpStatusCode {
+      None = 0,
+      Continue = 100,
+      SwitchingProtocols = 101,
+      Processing = 102,
+      EarlyHints = 103,
+      OK = 200,
+      Created = 201,
+      Accepted = 202,
+      NonAuthoritativeInformation = 203,
+      NoContent = 204,
+      ResetContent = 205,
+      PartialContent = 206,
+      MultiStatus = 207,
+      AlreadyReported = 208,
+      IMUsed = 226,
+      MultipleChoices = 300,
+      MovedPermanently = 301,
+      Found = 302,
+      SeeOther = 303,
+      NotModified = 304,
+      UseProxy = 305,
+      TemporaryRedirect = 307,
+      PermanentRedirect = 308,
+      BadRequest = 400,
+      Unauthorized = 401,
+      PaymentRequired = 402,
+      Forbidden = 403,
+      NotFound = 404,
+      MethodNotAllowed = 405,
+      NotAcceptable = 406,
+      ProxyAuthenticationRequired = 407,
+      RequestTimeout = 408,
+      Conflict = 409,
+      Gone = 410,
+      LengthRequired = 411,
+      PreconditionFailed = 412,
+      PayloadTooLarge = 413,
+      URITooLong = 414,
+      UnsupportedMediaType = 415,
+      RangeNotSatisfiable = 416,
+      ExpectationFailed = 417,
+      MisdirectedRequest = 421,
+      UnprocessableEntity = 422,
+      Locked = 423,
+      FailedDependency = 424,
+      TooEarly = 425,
+      UpgradeRequired = 426,
+      PreconditionRequired = 428,
+      TooManyRequests = 429,
+      RequestHeaderFieldsTooLarge = 431,
+      UnavailableForLegalReasons = 451,
+      InternalServerError = 500,
+      NotImplemented = 501,
+      BadGateway = 502,
+      ServiceUnavailable = 503,
+      GatewayTimeout = 504,
+      HTTPVersionNotSupported = 505,
+      VariantAlsoNegotiates = 506,
+      InsufficientStorage = 507,
+      LoopDetected = 508,
+      NotExtended = 510,
+      NetworkAuthenticationRequired = 511
+    };
+
+    namespace Http
+    {
+      class HttpMethod
+      {
+      public:
+        HttpMethod(std::string value);
+        bool operator==(const HttpMethod &other) const;
+        bool operator!=(const HttpMethod &other) const;
+        const std::string &ToString() const;
+      };
+
+      extern const HttpMethod Get;
+      extern const HttpMethod Head;
+      extern const HttpMethod Post;
+      extern const HttpMethod Put;
+      extern const HttpMethod Delete;
+      extern const HttpMethod Patch;
+      extern const HttpMethod Options;
+
+      class Request
+      {
+      public:
+        explicit Request(HttpMethod httpMethod,
+                         Url url);
+        explicit Request(HttpMethod httpMethod,
+                         Url url,
+                         bool shouldBufferResponse);
+        explicit Request(HttpMethod httpMethod,
+                         Url url,
+                         IO::BodyStream *bodyStream);
+        explicit Request(HttpMethod httpMethod,
+                         Url url,
+                         IO::BodyStream *bodyStream,
+                         bool shouldBufferResponse);
+        std::map<std::string, std::string> GetHeaders () const;
+        Azure::Nullable<std::string> GetHeader(std::string const &name);
+        IO::BodyStream * GetBodyStream();
+        Azure::Core::IO::BodyStream const* GetBodyStream () const;
+      };
+
+      class RawResponse {
+        public:
+        RawResponse (int32_t majorVersion, int32_t minorVersion, HttpStatusCode statusCode, std::string const &reasonPhrase);
+        RawResponse (RawResponse const &response);
+        RawResponse (RawResponse &&response);
+        ~RawResponse ();
+        void SetHeader (std::string const &name, std::string const &value);
+        void SetBodyStream (std::unique_ptr< Azure::Core::IO::BodyStream > stream);
+        void SetBody (std::vector< uint8_t > body);
+        uint32_t GetMajorVersion () const;
+        uint32_t GetMinorVersion () const;
+        HttpStatusCode GetStatusCode () const;
+        std::string const & GetReasonPhrase () const;
+        std::map<std::string, std::string>& GetHeaders () const;
+        std::unique_ptr<Azure::Core::IO::BodyStream> ExtractBodyStream ();
+        std::vector<uint8_t> & GetBody ();
+        std::vector<uint8_t> const& GetBody() const;
+      };
+    }
+  }
+}
+
+void sink(char);
+void sink(std::string);
+void sink(std::vector<uint8_t>);
+void sink(Azure::Nullable<std::string>);
+
+void test_BodyStream() {
+  Azure::Core::Http::Request request(Azure::Core::Http::Get, Azure::Core::Url("http://example.com"));
+  Azure::Core::IO::BodyStream * resp = request.GetBodyStream();
+  
+  {
+    unsigned char buffer[1024];
+    resp->Read(buffer, sizeof(buffer));
+    sink(*buffer); // $ ir
+  }
+  {
+    unsigned char buffer[1024];
+    resp->ReadToCount(buffer, sizeof(buffer));
+    sink(*buffer); // $ ir
+  }
+  {
+    std::vector<unsigned char> vec = resp->ReadToEnd();
+    sink(vec); // $ ir
+  }
+}
+
+void test_RawResponse(Azure::Core::Http::RawResponse& resp) {
+  {
+    std::map<std::string, std::string> body = resp.GetHeaders();
+    sink(body["Content-Type"]); // $ ir
+  }
+  {
+    std::vector<uint8_t> body = resp.GetBody();
+    sink(body); // $ ir
+  }
+  {
+    std::unique_ptr<Azure::Core::IO::BodyStream> bodyStream = resp.ExtractBodyStream();
+    sink(bodyStream.get()->ReadToEnd()); // $ ir
+  }
+}
+
+void test_GetHeader() {
+  Azure::Core::Http::Request request(Azure::Core::Http::Get, Azure::Core::Url("http://example.com"));
+  {
+    auto headerValue = request.GetHeader("Content-Type").Value();
+    sink(headerValue); // $ ir
+  }
+  {
+    std::map<std::string, std::string> headers = request.GetHeaders();
+    std::string contentType = headers["Content-Type"];
+    sink(contentType); // $ ir
+  }
+}

cpp/ql/test/library-tests/dataflow/external-models/flow.expected

@@ -14,45 +14,111 @@ models
 | 13 | Source: ; ; false; NtReadFile; ; ; Argument[*5]; local; manual |
 | 14 | Source: ; ; false; ReadFile; ; ; Argument[*1]; local; manual |
 | 15 | Source: ; ; false; ReadFileEx; ; ; Argument[*1]; local; manual |
-| 16 | Source: ; ; false; ymlSource; ; ; ReturnValue; local; manual |
-| 17 | Source: boost::asio; ; false; read_until; ; ; Argument[*1]; remote; manual |
-| 18 | Summary: ; ; false; CommandLineToArgvA; ; ; Argument[*0]; ReturnValue[**]; taint; manual |
-| 19 | Summary: ; ; false; CreateRemoteThread; ; ; Argument[@4]; Argument[3].Parameter[@0]; value; manual |
-| 20 | Summary: ; ; false; CreateRemoteThreadEx; ; ; Argument[@4]; Argument[3].Parameter[@0]; value; manual |
-| 21 | Summary: ; ; false; CreateThread; ; ; Argument[@3]; Argument[2].Parameter[@0]; value; manual |
-| 22 | Summary: ; ; false; ReadFileEx; ; ; Argument[*3].Field[@hEvent]; Argument[4].Parameter[*2].Field[@hEvent]; value; manual |
-| 23 | Summary: ; ; false; RtlCopyDeviceMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
-| 24 | Summary: ; ; false; RtlCopyMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
-| 25 | Summary: ; ; false; RtlCopyMemoryNonTemporal; ; ; Argument[*@1]; Argument[*@0]; value; manual |
-| 26 | Summary: ; ; false; RtlCopyUnicodeString; ; ; Argument[*1].Field[*Buffer]; Argument[*0].Field[*Buffer]; value; manual |
-| 27 | Summary: ; ; false; RtlCopyVolatileMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
-| 28 | Summary: ; ; false; RtlInitUnicodeString; ; ; Argument[*1]; Argument[*0].Field[*Buffer]; value; manual |
-| 29 | Summary: ; ; false; RtlMoveMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
-| 30 | Summary: ; ; false; RtlMoveVolatileMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
-| 31 | Summary: ; ; false; callWithArgument; ; ; Argument[1]; Argument[0].Parameter[0]; value; manual |
-| 32 | Summary: ; ; false; callWithNonTypeTemplate<T>; (const T &); ; Argument[*0]; ReturnValue; value; manual |
-| 33 | Summary: ; ; false; pthread_create; ; ; Argument[@3]; Argument[2].Parameter[@0]; value; manual |
-| 34 | Summary: ; ; false; ymlStepGenerated; ; ; Argument[0]; ReturnValue; taint; df-generated |
-| 35 | Summary: ; ; false; ymlStepManual; ; ; Argument[0]; ReturnValue; taint; manual |
-| 36 | Summary: ; ; false; ymlStepManual_with_body; ; ; Argument[0]; ReturnValue; taint; manual |
-| 37 | Summary: boost::asio; ; false; buffer; ; ; Argument[*0]; ReturnValue; taint; manual |
+| 16 | Source: ; ; false; WinHttpQueryHeaders; ; ; Argument[*3]; remote; manual |
+| 17 | Source: ; ; false; WinHttpQueryHeadersEx; ; ; Argument[**8]; remote; manual |
+| 18 | Source: ; ; false; WinHttpQueryHeadersEx; ; ; Argument[*5]; remote; manual |
+| 19 | Source: ; ; false; WinHttpQueryHeadersEx; ; ; Argument[*6]; remote; manual |
+| 20 | Source: ; ; false; WinHttpReadData; ; ; Argument[*1]; remote; manual |
+| 21 | Source: ; ; false; WinHttpReadDataEx; ; ; Argument[*1]; remote; manual |
+| 22 | Source: ; ; false; ymlSource; ; ; ReturnValue; local; manual |
+| 23 | Source: Azure::Core::Http; RawResponse; true; ExtractBodyStream; ; ; ReturnValue[*]; remote; manual |
+| 24 | Source: Azure::Core::Http; RawResponse; true; GetBody; ; ; ReturnValue[*]; remote; manual |
+| 25 | Source: Azure::Core::Http; RawResponse; true; GetHeaders; ; ; ReturnValue[*]; remote; manual |
+| 26 | Source: Azure::Core::Http; Request; true; GetBodyStream; ; ; ReturnValue[*]; remote; manual |
+| 27 | Source: Azure::Core::Http; Request; true; GetHeader; ; ; ReturnValue; remote; manual |
+| 28 | Source: Azure::Core::Http; Request; true; GetHeaders; ; ; ReturnValue; remote; manual |
+| 29 | Source: boost::asio; ; false; read_until; ; ; Argument[*1]; remote; manual |
+| 30 | Summary: ; ; false; CommandLineToArgvA; ; ; Argument[*0]; ReturnValue[**]; taint; manual |
+| 31 | Summary: ; ; false; CreateRemoteThread; ; ; Argument[@4]; Argument[3].Parameter[@0]; value; manual |
+| 32 | Summary: ; ; false; CreateRemoteThreadEx; ; ; Argument[@4]; Argument[3].Parameter[@0]; value; manual |
+| 33 | Summary: ; ; false; CreateThread; ; ; Argument[@3]; Argument[2].Parameter[@0]; value; manual |
+| 34 | Summary: ; ; false; ReadFileEx; ; ; Argument[*3].Field[@hEvent]; Argument[4].Parameter[*2].Field[@hEvent]; value; manual |
+| 35 | Summary: ; ; false; RtlCopyDeviceMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
+| 36 | Summary: ; ; false; RtlCopyMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
+| 37 | Summary: ; ; false; RtlCopyMemoryNonTemporal; ; ; Argument[*@1]; Argument[*@0]; value; manual |
+| 38 | Summary: ; ; false; RtlCopyUnicodeString; ; ; Argument[*1].Field[*Buffer]; Argument[*0].Field[*Buffer]; value; manual |
+| 39 | Summary: ; ; false; RtlCopyVolatileMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
+| 40 | Summary: ; ; false; RtlInitUnicodeString; ; ; Argument[*1]; Argument[*0].Field[*Buffer]; value; manual |
+| 41 | Summary: ; ; false; RtlMoveMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
+| 42 | Summary: ; ; false; RtlMoveVolatileMemory; ; ; Argument[*@1]; Argument[*@0]; value; manual |
+| 43 | Summary: ; ; false; WinHttpCrackUrl; ; ; Argument[*0]; Argument[*3]; taint; manual |
+| 44 | Summary: ; ; false; callWithArgument; ; ; Argument[1]; Argument[0].Parameter[0]; value; manual |
+| 45 | Summary: ; ; false; callWithNonTypeTemplate<T>; (const T &); ; Argument[*0]; ReturnValue; value; manual |
+| 46 | Summary: ; ; false; pthread_create; ; ; Argument[@3]; Argument[2].Parameter[@0]; value; manual |
+| 47 | Summary: ; ; false; ymlStepGenerated; ; ; Argument[0]; ReturnValue; taint; df-generated |
+| 48 | Summary: ; ; false; ymlStepManual; ; ; Argument[0]; ReturnValue; taint; manual |
+| 49 | Summary: ; ; false; ymlStepManual_with_body; ; ; Argument[0]; ReturnValue; taint; manual |
+| 50 | Summary: Azure::Core::IO; BodyStream; true; Read; ; ; Argument[-1]; Argument[*0]; taint; manual |
+| 51 | Summary: Azure::Core::IO; BodyStream; true; ReadToCount; ; ; Argument[-1]; Argument[*0]; taint; manual |
+| 52 | Summary: Azure::Core::IO; BodyStream; true; ReadToEnd; ; ; Argument[-1]; ReturnValue.Element; taint; manual |
+| 53 | Summary: Azure; Nullable; true; Value; ; ; Argument[-1]; ReturnValue[*]; taint; manual |
+| 54 | Summary: boost::asio; ; false; buffer; ; ; Argument[*0]; ReturnValue; taint; manual |
 edges
-| asio_streams.cpp:56:18:56:23 | [summary param] *0 in buffer | asio_streams.cpp:56:18:56:23 | [summary] to write: ReturnValue in buffer | provenance | MaD:37 |
-| asio_streams.cpp:87:34:87:44 | read_until output argument | asio_streams.cpp:91:7:91:17 | recv_buffer | provenance | Src:MaD:17  |
-| asio_streams.cpp:87:34:87:44 | read_until output argument | asio_streams.cpp:93:29:93:39 | *recv_buffer | provenance | Src:MaD:17 Sink:MaD:2 |
+| asio_streams.cpp:56:18:56:23 | [summary param] *0 in buffer | asio_streams.cpp:56:18:56:23 | [summary] to write: ReturnValue in buffer | provenance | MaD:54 |
+| asio_streams.cpp:87:34:87:44 | read_until output argument | asio_streams.cpp:91:7:91:17 | recv_buffer | provenance | Src:MaD:29  |
+| asio_streams.cpp:87:34:87:44 | read_until output argument | asio_streams.cpp:93:29:93:39 | *recv_buffer | provenance | Src:MaD:29 Sink:MaD:2 |
 | asio_streams.cpp:97:37:97:44 | call to source | asio_streams.cpp:98:7:98:14 | send_str | provenance | TaintFunction |
 | asio_streams.cpp:97:37:97:44 | call to source | asio_streams.cpp:100:64:100:71 | *send_str | provenance | TaintFunction |
 | asio_streams.cpp:100:44:100:62 | call to buffer | asio_streams.cpp:100:44:100:62 | call to buffer | provenance |  |
 | asio_streams.cpp:100:44:100:62 | call to buffer | asio_streams.cpp:101:7:101:17 | send_buffer | provenance |  |
 | asio_streams.cpp:100:44:100:62 | call to buffer | asio_streams.cpp:103:29:103:39 | *send_buffer | provenance | Sink:MaD:2 |
 | asio_streams.cpp:100:64:100:71 | *send_str | asio_streams.cpp:56:18:56:23 | [summary param] *0 in buffer | provenance |  |
-| asio_streams.cpp:100:64:100:71 | *send_str | asio_streams.cpp:100:44:100:62 | call to buffer | provenance | MaD:37 |
-| test.cpp:4:5:4:17 | [summary param] 0 in ymlStepManual | test.cpp:4:5:4:17 | [summary] to write: ReturnValue in ymlStepManual | provenance | MaD:35 |
-| test.cpp:5:5:5:20 | [summary param] 0 in ymlStepGenerated | test.cpp:5:5:5:20 | [summary] to write: ReturnValue in ymlStepGenerated | provenance | MaD:34 |
-| test.cpp:6:5:6:27 | [summary param] 0 in ymlStepManual_with_body | test.cpp:6:5:6:27 | [summary] to write: ReturnValue in ymlStepManual_with_body | provenance | MaD:36 |
+| asio_streams.cpp:100:64:100:71 | *send_str | asio_streams.cpp:100:44:100:62 | call to buffer | provenance | MaD:54 |
+| azure.cpp:62:10:62:14 | [summary param] this in Value | azure.cpp:62:10:62:14 | [summary] to write: ReturnValue[*] in Value | provenance | MaD:53 |
+| azure.cpp:113:16:113:19 | [summary param] this in Read | azure.cpp:113:16:113:19 | [summary param] *0 in Read [Return] | provenance | MaD:50 |
+| azure.cpp:114:16:114:26 | [summary param] this in ReadToCount | azure.cpp:114:16:114:26 | [summary param] *0 in ReadToCount [Return] | provenance | MaD:51 |
+| azure.cpp:115:30:115:38 | [summary param] this in ReadToEnd | azure.cpp:115:30:115:38 | [summary] to write: ReturnValue.Element in ReadToEnd | provenance | MaD:52 |
+| azure.cpp:115:30:115:38 | [summary] to write: ReturnValue.Element in ReadToEnd | azure.cpp:115:30:115:38 | [summary] to write: ReturnValue in ReadToEnd [element] | provenance |  |
+| azure.cpp:253:48:253:60 | *call to GetBodyStream | azure.cpp:253:48:253:60 | *call to GetBodyStream | provenance | Src:MaD:26  |
+| azure.cpp:253:48:253:60 | *call to GetBodyStream | azure.cpp:257:5:257:8 | *resp | provenance |  |
+| azure.cpp:253:48:253:60 | *call to GetBodyStream | azure.cpp:262:5:262:8 | *resp | provenance |  |
+| azure.cpp:253:48:253:60 | *call to GetBodyStream | azure.cpp:266:38:266:41 | *resp | provenance |  |
+| azure.cpp:257:5:257:8 | *resp | azure.cpp:113:16:113:19 | [summary param] this in Read | provenance |  |
+| azure.cpp:257:5:257:8 | *resp | azure.cpp:257:16:257:21 | Read output argument | provenance | MaD:50 |
+| azure.cpp:257:16:257:21 | Read output argument | azure.cpp:258:10:258:16 | * ... | provenance |  |
+| azure.cpp:262:5:262:8 | *resp | azure.cpp:114:16:114:26 | [summary param] this in ReadToCount | provenance |  |
+| azure.cpp:262:5:262:8 | *resp | azure.cpp:262:23:262:28 | ReadToCount output argument | provenance | MaD:51 |
+| azure.cpp:262:23:262:28 | ReadToCount output argument | azure.cpp:263:10:263:16 | * ... | provenance |  |
+| azure.cpp:266:38:266:41 | *resp | azure.cpp:115:30:115:38 | [summary param] this in ReadToEnd | provenance |  |
+| azure.cpp:266:38:266:41 | *resp | azure.cpp:266:44:266:52 | call to ReadToEnd [element] | provenance | MaD:52 |
+| azure.cpp:266:44:266:52 | call to ReadToEnd [element] | azure.cpp:266:44:266:52 | call to ReadToEnd [element] | provenance |  |
+| azure.cpp:266:44:266:52 | call to ReadToEnd [element] | azure.cpp:267:10:267:12 | vec [element] | provenance |  |
+| azure.cpp:267:10:267:12 | vec [element] | azure.cpp:267:10:267:12 | vec | provenance |  |
+| azure.cpp:273:62:273:64 | call to GetHeaders | azure.cpp:273:62:273:64 | call to GetHeaders | provenance | Src:MaD:25  |
+| azure.cpp:273:62:273:64 | call to GetHeaders | azure.cpp:274:14:274:29 | call to operator[] | provenance | TaintFunction |
+| azure.cpp:273:62:273:64 | call to GetHeaders | azure.cpp:274:14:274:29 | call to operator[] | provenance | TaintFunction |
+| azure.cpp:273:62:273:64 | call to GetHeaders | azure.cpp:274:14:274:29 | call to operator[] | provenance | TaintFunction |
+| azure.cpp:274:14:274:29 | call to operator[] | azure.cpp:274:10:274:29 | call to operator[] | provenance |  |
+| azure.cpp:274:14:274:29 | call to operator[] | azure.cpp:274:14:274:29 | call to operator[] | provenance |  |
+| azure.cpp:277:45:277:47 | call to GetBody | azure.cpp:277:45:277:47 | call to GetBody | provenance | Src:MaD:24  |
+| azure.cpp:277:45:277:47 | call to GetBody | azure.cpp:278:10:278:13 | body | provenance |  |
+| azure.cpp:277:45:277:47 | call to GetBody | azure.cpp:278:10:278:13 | body | provenance |  |
+| azure.cpp:278:10:278:13 | body | azure.cpp:278:10:278:13 | body | provenance |  |
+| azure.cpp:281:68:281:84 | *call to ExtractBodyStream | azure.cpp:281:68:281:84 | *call to ExtractBodyStream | provenance | Src:MaD:23  |
+| azure.cpp:281:68:281:84 | *call to ExtractBodyStream | azure.cpp:282:21:282:23 | *call to get | provenance |  |
+| azure.cpp:282:21:282:23 | *call to get | azure.cpp:115:30:115:38 | [summary param] this in ReadToEnd | provenance |  |
+| azure.cpp:282:21:282:23 | *call to get | azure.cpp:282:28:282:36 | call to ReadToEnd [element] | provenance | MaD:52 |
+| azure.cpp:282:28:282:36 | call to ReadToEnd [element] | azure.cpp:282:10:282:38 | call to ReadToEnd | provenance |  |
+| azure.cpp:282:28:282:36 | call to ReadToEnd [element] | azure.cpp:282:28:282:36 | call to ReadToEnd [element] | provenance |  |
+| azure.cpp:289:24:289:56 | call to GetHeader | azure.cpp:62:10:62:14 | [summary param] this in Value | provenance |  |
+| azure.cpp:289:24:289:56 | call to GetHeader | azure.cpp:289:63:289:65 | call to Value | provenance | MaD:53 |
+| azure.cpp:289:32:289:40 | call to GetHeader | azure.cpp:289:24:289:56 | call to GetHeader | provenance |  |
+| azure.cpp:289:32:289:40 | call to GetHeader | azure.cpp:289:32:289:40 | call to GetHeader | provenance | Src:MaD:27  |
+| azure.cpp:289:63:289:65 | call to Value | azure.cpp:289:63:289:65 | call to Value | provenance |  |
+| azure.cpp:289:63:289:65 | call to Value | azure.cpp:290:10:290:20 | headerValue | provenance |  |
+| azure.cpp:289:63:289:65 | call to Value | azure.cpp:290:10:290:20 | headerValue | provenance |  |
+| azure.cpp:290:10:290:20 | headerValue | azure.cpp:290:10:290:20 | headerValue | provenance |  |
+| azure.cpp:293:58:293:67 | call to GetHeaders | azure.cpp:293:58:293:67 | call to GetHeaders | provenance | Src:MaD:28  |
+| azure.cpp:293:58:293:67 | call to GetHeaders | azure.cpp:294:38:294:53 | call to operator[] | provenance | TaintFunction |
+| azure.cpp:294:38:294:53 | call to operator[] | azure.cpp:295:10:295:20 | contentType | provenance |  |
+| azure.cpp:294:38:294:53 | call to operator[] | azure.cpp:295:10:295:20 | contentType | provenance |  |
+| azure.cpp:295:10:295:20 | contentType | azure.cpp:295:10:295:20 | contentType | provenance |  |
+| test.cpp:4:5:4:17 | [summary param] 0 in ymlStepManual | test.cpp:4:5:4:17 | [summary] to write: ReturnValue in ymlStepManual | provenance | MaD:48 |
+| test.cpp:5:5:5:20 | [summary param] 0 in ymlStepGenerated | test.cpp:5:5:5:20 | [summary] to write: ReturnValue in ymlStepGenerated | provenance | MaD:47 |
+| test.cpp:6:5:6:27 | [summary param] 0 in ymlStepManual_with_body | test.cpp:6:5:6:27 | [summary] to write: ReturnValue in ymlStepManual_with_body | provenance | MaD:49 |
 | test.cpp:7:47:7:52 | value2 | test.cpp:7:64:7:69 | value2 | provenance |  |
 | test.cpp:7:64:7:69 | value2 | test.cpp:7:5:7:30 | *ymlStepGenerated_with_body | provenance |  |
-| test.cpp:10:10:10:18 | call to ymlSource | test.cpp:10:10:10:18 | call to ymlSource | provenance | Src:MaD:16  |
+| test.cpp:10:10:10:18 | call to ymlSource | test.cpp:10:10:10:18 | call to ymlSource | provenance | Src:MaD:22  |
 | test.cpp:10:10:10:18 | call to ymlSource | test.cpp:14:10:14:10 | x | provenance | Sink:MaD:1 |
 | test.cpp:10:10:10:18 | call to ymlSource | test.cpp:17:24:17:24 | x | provenance |  |
 | test.cpp:10:10:10:18 | call to ymlSource | test.cpp:21:27:21:27 | x | provenance |  |
@@ -61,15 +127,15 @@ edges
 | test.cpp:17:10:17:22 | call to ymlStepManual | test.cpp:17:10:17:22 | call to ymlStepManual | provenance |  |
 | test.cpp:17:10:17:22 | call to ymlStepManual | test.cpp:18:10:18:10 | y | provenance | Sink:MaD:1 |
 | test.cpp:17:24:17:24 | x | test.cpp:4:5:4:17 | [summary param] 0 in ymlStepManual | provenance |  |
-| test.cpp:17:24:17:24 | x | test.cpp:17:10:17:22 | call to ymlStepManual | provenance | MaD:35 |
+| test.cpp:17:24:17:24 | x | test.cpp:17:10:17:22 | call to ymlStepManual | provenance | MaD:48 |
 | test.cpp:21:10:21:25 | call to ymlStepGenerated | test.cpp:21:10:21:25 | call to ymlStepGenerated | provenance |  |
 | test.cpp:21:10:21:25 | call to ymlStepGenerated | test.cpp:22:10:22:10 | z | provenance | Sink:MaD:1 |
 | test.cpp:21:27:21:27 | x | test.cpp:5:5:5:20 | [summary param] 0 in ymlStepGenerated | provenance |  |
-| test.cpp:21:27:21:27 | x | test.cpp:21:10:21:25 | call to ymlStepGenerated | provenance | MaD:34 |
+| test.cpp:21:27:21:27 | x | test.cpp:21:10:21:25 | call to ymlStepGenerated | provenance | MaD:47 |
 | test.cpp:25:11:25:33 | call to ymlStepManual_with_body | test.cpp:25:11:25:33 | call to ymlStepManual_with_body | provenance |  |
 | test.cpp:25:11:25:33 | call to ymlStepManual_with_body | test.cpp:26:10:26:11 | y2 | provenance | Sink:MaD:1 |
 | test.cpp:25:35:25:35 | x | test.cpp:6:5:6:27 | [summary param] 0 in ymlStepManual_with_body | provenance |  |
-| test.cpp:25:35:25:35 | x | test.cpp:25:11:25:33 | call to ymlStepManual_with_body | provenance | MaD:36 |
+| test.cpp:25:35:25:35 | x | test.cpp:25:11:25:33 | call to ymlStepManual_with_body | provenance | MaD:49 |
 | test.cpp:32:11:32:36 | call to ymlStepGenerated_with_body | test.cpp:32:11:32:36 | call to ymlStepGenerated_with_body | provenance |  |
 | test.cpp:32:11:32:36 | call to ymlStepGenerated_with_body | test.cpp:33:10:33:11 | z2 | provenance | Sink:MaD:1 |
 | test.cpp:32:41:32:41 | x | test.cpp:7:47:7:52 | value2 | provenance |  |
@@ -77,16 +143,16 @@ edges
 | test.cpp:46:30:46:32 | *arg [x] | test.cpp:47:12:47:19 | *arg [x] | provenance |  |
 | test.cpp:47:12:47:19 | *arg [x] | test.cpp:48:13:48:13 | *s [x] | provenance |  |
 | test.cpp:48:13:48:13 | *s [x] | test.cpp:48:16:48:16 | x | provenance | Sink:MaD:1 |
-| test.cpp:52:5:52:18 | [summary param] *3 in pthread_create [x] | test.cpp:52:5:52:18 | [summary] to write: Argument[2].Parameter[*0] in pthread_create [x] | provenance | MaD:33 |
+| test.cpp:52:5:52:18 | [summary param] *3 in pthread_create [x] | test.cpp:52:5:52:18 | [summary] to write: Argument[2].Parameter[*0] in pthread_create [x] | provenance | MaD:46 |
 | test.cpp:52:5:52:18 | [summary] to write: Argument[2].Parameter[*0] in pthread_create [x] | test.cpp:46:30:46:32 | *arg [x] | provenance |  |
 | test.cpp:56:2:56:2 | *s [post update] [x] | test.cpp:59:55:59:64 | *& ... [x] | provenance |  |
 | test.cpp:56:2:56:18 | ... = ... | test.cpp:56:2:56:2 | *s [post update] [x] | provenance |  |
-| test.cpp:56:8:56:16 | call to ymlSource | test.cpp:56:2:56:18 | ... = ... | provenance | Src:MaD:16  |
+| test.cpp:56:8:56:16 | call to ymlSource | test.cpp:56:2:56:18 | ... = ... | provenance | Src:MaD:22  |
 | test.cpp:59:55:59:64 | *& ... [x] | test.cpp:52:5:52:18 | [summary param] *3 in pthread_create [x] | provenance |  |
-| test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | provenance | MaD:31 |
-| test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | provenance | MaD:31 |
-| test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | provenance | MaD:31 |
-| test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | provenance | MaD:31 |
+| test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | provenance | MaD:44 |
+| test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | provenance | MaD:44 |
+| test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | provenance | MaD:44 |
+| test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | provenance | MaD:44 |
 | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | test.cpp:68:22:68:22 | y | provenance |  |
 | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | test.cpp:74:22:74:22 | y | provenance |  |
 | test.cpp:63:6:63:21 | [summary] to write: Argument[0].Parameter[0] in callWithArgument | test.cpp:82:22:82:22 | y | provenance |  |
@@ -95,7 +161,7 @@ edges
 | test.cpp:74:22:74:22 | y | test.cpp:75:11:75:11 | y | provenance | Sink:MaD:1 |
 | test.cpp:82:22:82:22 | y | test.cpp:83:11:83:11 | y | provenance | Sink:MaD:1 |
 | test.cpp:88:22:88:22 | y | test.cpp:89:11:89:11 | y | provenance | Sink:MaD:1 |
-| test.cpp:94:10:94:18 | call to ymlSource | test.cpp:94:10:94:18 | call to ymlSource | provenance | Src:MaD:16  |
+| test.cpp:94:10:94:18 | call to ymlSource | test.cpp:94:10:94:18 | call to ymlSource | provenance | Src:MaD:22  |
 | test.cpp:94:10:94:18 | call to ymlSource | test.cpp:97:26:97:26 | x | provenance |  |
 | test.cpp:94:10:94:18 | call to ymlSource | test.cpp:101:26:101:26 | x | provenance |  |
 | test.cpp:94:10:94:18 | call to ymlSource | test.cpp:103:63:103:63 | x | provenance |  |
@@ -104,28 +170,28 @@ edges
 | test.cpp:101:26:101:26 | x | test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | provenance |  |
 | test.cpp:103:63:103:63 | x | test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | provenance |  |
 | test.cpp:104:62:104:62 | x | test.cpp:63:6:63:21 | [summary param] 1 in callWithArgument | provenance |  |
-| test.cpp:111:3:111:25 | [summary param] *0 in callWithNonTypeTemplate | test.cpp:111:3:111:25 | [summary] to write: ReturnValue in callWithNonTypeTemplate | provenance | MaD:32 |
-| test.cpp:114:10:114:18 | call to ymlSource | test.cpp:114:10:114:18 | call to ymlSource | provenance | Src:MaD:16  |
+| test.cpp:111:3:111:25 | [summary param] *0 in callWithNonTypeTemplate | test.cpp:111:3:111:25 | [summary] to write: ReturnValue in callWithNonTypeTemplate | provenance | MaD:45 |
+| test.cpp:114:10:114:18 | call to ymlSource | test.cpp:114:10:114:18 | call to ymlSource | provenance | Src:MaD:22  |
 | test.cpp:114:10:114:18 | call to ymlSource | test.cpp:118:44:118:44 | *x | provenance |  |
 | test.cpp:118:11:118:42 | call to callWithNonTypeTemplate | test.cpp:118:11:118:42 | call to callWithNonTypeTemplate | provenance |  |
 | test.cpp:118:11:118:42 | call to callWithNonTypeTemplate | test.cpp:119:10:119:11 | y2 | provenance | Sink:MaD:1 |
 | test.cpp:118:44:118:44 | *x | test.cpp:111:3:111:25 | [summary param] *0 in callWithNonTypeTemplate | provenance |  |
-| test.cpp:118:44:118:44 | *x | test.cpp:118:11:118:42 | call to callWithNonTypeTemplate | provenance | MaD:32 |
-| windows.cpp:17:8:17:25 | [summary param] *0 in CommandLineToArgvA | windows.cpp:17:8:17:25 | [summary] to write: ReturnValue[**] in CommandLineToArgvA | provenance | MaD:18 |
+| test.cpp:118:44:118:44 | *x | test.cpp:118:11:118:42 | call to callWithNonTypeTemplate | provenance | MaD:45 |
+| windows.cpp:17:8:17:25 | [summary param] *0 in CommandLineToArgvA | windows.cpp:17:8:17:25 | [summary] to write: ReturnValue[**] in CommandLineToArgvA | provenance | MaD:30 |
 | windows.cpp:22:15:22:29 | *call to GetCommandLineA | windows.cpp:22:15:22:29 | *call to GetCommandLineA | provenance | Src:MaD:3  |
 | windows.cpp:22:15:22:29 | *call to GetCommandLineA | windows.cpp:24:8:24:11 | * ... | provenance |  |
 | windows.cpp:22:15:22:29 | *call to GetCommandLineA | windows.cpp:27:36:27:38 | *cmd | provenance |  |
 | windows.cpp:27:17:27:34 | **call to CommandLineToArgvA | windows.cpp:27:17:27:34 | **call to CommandLineToArgvA | provenance |  |
 | windows.cpp:27:17:27:34 | **call to CommandLineToArgvA | windows.cpp:30:8:30:15 | * ... | provenance |  |
 | windows.cpp:27:36:27:38 | *cmd | windows.cpp:17:8:17:25 | [summary param] *0 in CommandLineToArgvA | provenance |  |
-| windows.cpp:27:36:27:38 | *cmd | windows.cpp:27:17:27:34 | **call to CommandLineToArgvA | provenance | MaD:18 |
+| windows.cpp:27:36:27:38 | *cmd | windows.cpp:27:17:27:34 | **call to CommandLineToArgvA | provenance | MaD:30 |
 | windows.cpp:34:17:34:38 | *call to GetEnvironmentStringsA | windows.cpp:34:17:34:38 | *call to GetEnvironmentStringsA | provenance | Src:MaD:4  |
 | windows.cpp:34:17:34:38 | *call to GetEnvironmentStringsA | windows.cpp:36:10:36:13 | * ... | provenance |  |
 | windows.cpp:39:36:39:38 | GetEnvironmentVariableA output argument | windows.cpp:41:10:41:13 | * ... | provenance | Src:MaD:5  |
 | windows.cpp:90:6:90:15 | [summary param] *3 in ReadFileEx [*hEvent] | windows.cpp:90:6:90:15 | [summary] read: Argument[*3].Field[*hEvent] in ReadFileEx | provenance |  |
 | windows.cpp:90:6:90:15 | [summary param] *3 in ReadFileEx [hEvent] | windows.cpp:90:6:90:15 | [summary] read: Argument[*3].Field[hEvent] in ReadFileEx | provenance |  |
-| windows.cpp:90:6:90:15 | [summary] read: Argument[*3].Field[*hEvent] in ReadFileEx | windows.cpp:90:6:90:15 | [summary] to write: Argument[4].Parameter[*2].Field[*hEvent] in ReadFileEx | provenance | MaD:22 |
-| windows.cpp:90:6:90:15 | [summary] read: Argument[*3].Field[hEvent] in ReadFileEx | windows.cpp:90:6:90:15 | [summary] to write: Argument[4].Parameter[*2].Field[hEvent] in ReadFileEx | provenance | MaD:22 |
+| windows.cpp:90:6:90:15 | [summary] read: Argument[*3].Field[*hEvent] in ReadFileEx | windows.cpp:90:6:90:15 | [summary] to write: Argument[4].Parameter[*2].Field[*hEvent] in ReadFileEx | provenance | MaD:34 |
+| windows.cpp:90:6:90:15 | [summary] read: Argument[*3].Field[hEvent] in ReadFileEx | windows.cpp:90:6:90:15 | [summary] to write: Argument[4].Parameter[*2].Field[hEvent] in ReadFileEx | provenance | MaD:34 |
 | windows.cpp:90:6:90:15 | [summary] to write: Argument[4].Parameter[*2] in ReadFileEx [*hEvent] | windows.cpp:147:16:147:27 | *lpOverlapped [*hEvent] | provenance |  |
 | windows.cpp:90:6:90:15 | [summary] to write: Argument[4].Parameter[*2] in ReadFileEx [hEvent] | windows.cpp:157:16:157:27 | *lpOverlapped [hEvent] | provenance |  |
 | windows.cpp:90:6:90:15 | [summary] to write: Argument[4].Parameter[*2].Field[*hEvent] in ReadFileEx | windows.cpp:90:6:90:15 | [summary] to write: Argument[4].Parameter[*2] in ReadFileEx [*hEvent] | provenance |  |
@@ -173,11 +239,11 @@ edges
 | windows.cpp:332:23:332:40 | *call to MapViewOfFileNuma2 | windows.cpp:332:23:332:40 | *call to MapViewOfFileNuma2 | provenance | Src:MaD:12  |
 | windows.cpp:332:23:332:40 | *call to MapViewOfFileNuma2 | windows.cpp:333:20:333:52 | *pMapView | provenance |  |
 | windows.cpp:333:20:333:52 | *pMapView | windows.cpp:335:10:335:16 | * ... | provenance |  |
-| windows.cpp:349:8:349:19 | [summary param] *3 in CreateThread [x] | windows.cpp:349:8:349:19 | [summary] to write: Argument[2].Parameter[*0] in CreateThread [x] | provenance | MaD:21 |
+| windows.cpp:349:8:349:19 | [summary param] *3 in CreateThread [x] | windows.cpp:349:8:349:19 | [summary] to write: Argument[2].Parameter[*0] in CreateThread [x] | provenance | MaD:33 |
 | windows.cpp:349:8:349:19 | [summary] to write: Argument[2].Parameter[*0] in CreateThread [x] | windows.cpp:403:26:403:36 | *lpParameter [x] | provenance |  |
-| windows.cpp:357:8:357:25 | [summary param] *4 in CreateRemoteThread [x] | windows.cpp:357:8:357:25 | [summary] to write: Argument[3].Parameter[*0] in CreateRemoteThread [x] | provenance | MaD:19 |
+| windows.cpp:357:8:357:25 | [summary param] *4 in CreateRemoteThread [x] | windows.cpp:357:8:357:25 | [summary] to write: Argument[3].Parameter[*0] in CreateRemoteThread [x] | provenance | MaD:31 |
 | windows.cpp:357:8:357:25 | [summary] to write: Argument[3].Parameter[*0] in CreateRemoteThread [x] | windows.cpp:410:26:410:36 | *lpParameter [x] | provenance |  |
-| windows.cpp:387:8:387:27 | [summary param] *4 in CreateRemoteThreadEx [x] | windows.cpp:387:8:387:27 | [summary] to write: Argument[3].Parameter[*0] in CreateRemoteThreadEx [x] | provenance | MaD:20 |
+| windows.cpp:387:8:387:27 | [summary param] *4 in CreateRemoteThreadEx [x] | windows.cpp:387:8:387:27 | [summary] to write: Argument[3].Parameter[*0] in CreateRemoteThreadEx [x] | provenance | MaD:32 |
 | windows.cpp:387:8:387:27 | [summary] to write: Argument[3].Parameter[*0] in CreateRemoteThreadEx [x] | windows.cpp:417:26:417:36 | *lpParameter [x] | provenance |  |
 | windows.cpp:403:26:403:36 | *lpParameter [x] | windows.cpp:405:10:405:25 | *lpParameter [x] | provenance |  |
 | windows.cpp:405:10:405:25 | *lpParameter [x] | windows.cpp:406:8:406:8 | *s [x] | provenance |  |
@@ -196,17 +262,17 @@ edges
 | windows.cpp:439:7:439:8 | *& ... [x] | windows.cpp:349:8:349:19 | [summary param] *3 in CreateThread [x] | provenance |  |
 | windows.cpp:451:7:451:8 | *& ... [x] | windows.cpp:357:8:357:25 | [summary param] *4 in CreateRemoteThread [x] | provenance |  |
 | windows.cpp:464:7:464:8 | *& ... [x] | windows.cpp:387:8:387:27 | [summary param] *4 in CreateRemoteThreadEx [x] | provenance |  |
-| windows.cpp:473:17:473:37 | [summary param] *1 in RtlCopyVolatileMemory | windows.cpp:473:17:473:37 | [summary param] *0 in RtlCopyVolatileMemory [Return] | provenance | MaD:27 |
-| windows.cpp:479:17:479:35 | [summary param] *1 in RtlCopyDeviceMemory | windows.cpp:479:17:479:35 | [summary param] *0 in RtlCopyDeviceMemory [Return] | provenance | MaD:23 |
-| windows.cpp:485:6:485:18 | [summary param] *1 in RtlCopyMemory | windows.cpp:485:6:485:18 | [summary param] *0 in RtlCopyMemory [Return] | provenance | MaD:24 |
-| windows.cpp:493:6:493:29 | [summary param] *1 in RtlCopyMemoryNonTemporal | windows.cpp:493:6:493:29 | [summary param] *0 in RtlCopyMemoryNonTemporal [Return] | provenance | MaD:25 |
+| windows.cpp:473:17:473:37 | [summary param] *1 in RtlCopyVolatileMemory | windows.cpp:473:17:473:37 | [summary param] *0 in RtlCopyVolatileMemory [Return] | provenance | MaD:39 |
+| windows.cpp:479:17:479:35 | [summary param] *1 in RtlCopyDeviceMemory | windows.cpp:479:17:479:35 | [summary param] *0 in RtlCopyDeviceMemory [Return] | provenance | MaD:35 |
+| windows.cpp:485:6:485:18 | [summary param] *1 in RtlCopyMemory | windows.cpp:485:6:485:18 | [summary param] *0 in RtlCopyMemory [Return] | provenance | MaD:36 |
+| windows.cpp:493:6:493:29 | [summary param] *1 in RtlCopyMemoryNonTemporal | windows.cpp:493:6:493:29 | [summary param] *0 in RtlCopyMemoryNonTemporal [Return] | provenance | MaD:37 |
 | windows.cpp:510:6:510:25 | [summary param] *1 in RtlCopyUnicodeString [*Buffer] | windows.cpp:510:6:510:25 | [summary] read: Argument[*1].Field[*Buffer] in RtlCopyUnicodeString | provenance |  |
-| windows.cpp:510:6:510:25 | [summary] read: Argument[*1].Field[*Buffer] in RtlCopyUnicodeString | windows.cpp:510:6:510:25 | [summary] to write: Argument[*0].Field[*Buffer] in RtlCopyUnicodeString | provenance | MaD:26 |
+| windows.cpp:510:6:510:25 | [summary] read: Argument[*1].Field[*Buffer] in RtlCopyUnicodeString | windows.cpp:510:6:510:25 | [summary] to write: Argument[*0].Field[*Buffer] in RtlCopyUnicodeString | provenance | MaD:38 |
 | windows.cpp:510:6:510:25 | [summary] to write: Argument[*0] in RtlCopyUnicodeString [*Buffer] | windows.cpp:510:6:510:25 | [summary param] *0 in RtlCopyUnicodeString [Return] [*Buffer] | provenance |  |
 | windows.cpp:510:6:510:25 | [summary] to write: Argument[*0].Field[*Buffer] in RtlCopyUnicodeString | windows.cpp:510:6:510:25 | [summary] to write: Argument[*0] in RtlCopyUnicodeString [*Buffer] | provenance |  |
-| windows.cpp:515:6:515:18 | [summary param] *1 in RtlMoveMemory | windows.cpp:515:6:515:18 | [summary param] *0 in RtlMoveMemory [Return] | provenance | MaD:29 |
-| windows.cpp:521:17:521:37 | [summary param] *1 in RtlMoveVolatileMemory | windows.cpp:521:17:521:37 | [summary param] *0 in RtlMoveVolatileMemory [Return] | provenance | MaD:30 |
-| windows.cpp:527:6:527:25 | [summary param] *1 in RtlInitUnicodeString | windows.cpp:527:6:527:25 | [summary] to write: Argument[*0].Field[*Buffer] in RtlInitUnicodeString | provenance | MaD:28 |
+| windows.cpp:515:6:515:18 | [summary param] *1 in RtlMoveMemory | windows.cpp:515:6:515:18 | [summary param] *0 in RtlMoveMemory [Return] | provenance | MaD:41 |
+| windows.cpp:521:17:521:37 | [summary param] *1 in RtlMoveVolatileMemory | windows.cpp:521:17:521:37 | [summary param] *0 in RtlMoveVolatileMemory [Return] | provenance | MaD:42 |
+| windows.cpp:527:6:527:25 | [summary param] *1 in RtlInitUnicodeString | windows.cpp:527:6:527:25 | [summary] to write: Argument[*0].Field[*Buffer] in RtlInitUnicodeString | provenance | MaD:40 |
 | windows.cpp:527:6:527:25 | [summary] to write: Argument[*0] in RtlInitUnicodeString [*Buffer] | windows.cpp:527:6:527:25 | [summary param] *0 in RtlInitUnicodeString [Return] [*Buffer] | provenance |  |
 | windows.cpp:527:6:527:25 | [summary] to write: Argument[*0].Field[*Buffer] in RtlInitUnicodeString | windows.cpp:527:6:527:25 | [summary] to write: Argument[*0] in RtlInitUnicodeString [*Buffer] | provenance |  |
 | windows.cpp:533:11:533:16 | call to source | windows.cpp:533:11:533:16 | call to source | provenance |  |
@@ -218,37 +284,51 @@ edges
 | windows.cpp:533:11:533:16 | call to source | windows.cpp:573:40:573:41 | *& ... | provenance |  |
 | windows.cpp:537:27:537:37 | RtlCopyVolatileMemory output argument | windows.cpp:538:10:538:23 | access to array | provenance |  |
 | windows.cpp:537:40:537:41 | *& ... | windows.cpp:473:17:473:37 | [summary param] *1 in RtlCopyVolatileMemory | provenance |  |
-| windows.cpp:537:40:537:41 | *& ... | windows.cpp:537:27:537:37 | RtlCopyVolatileMemory output argument | provenance | MaD:27 |
+| windows.cpp:537:40:537:41 | *& ... | windows.cpp:537:27:537:37 | RtlCopyVolatileMemory output argument | provenance | MaD:39 |
 | windows.cpp:542:25:542:35 | RtlCopyDeviceMemory output argument | windows.cpp:543:10:543:23 | access to array | provenance |  |
 | windows.cpp:542:38:542:39 | *& ... | windows.cpp:479:17:479:35 | [summary param] *1 in RtlCopyDeviceMemory | provenance |  |
-| windows.cpp:542:38:542:39 | *& ... | windows.cpp:542:25:542:35 | RtlCopyDeviceMemory output argument | provenance | MaD:23 |
+| windows.cpp:542:38:542:39 | *& ... | windows.cpp:542:25:542:35 | RtlCopyDeviceMemory output argument | provenance | MaD:35 |
 | windows.cpp:547:19:547:29 | RtlCopyMemory output argument | windows.cpp:548:10:548:23 | access to array | provenance |  |
 | windows.cpp:547:32:547:33 | *& ... | windows.cpp:485:6:485:18 | [summary param] *1 in RtlCopyMemory | provenance |  |
-| windows.cpp:547:32:547:33 | *& ... | windows.cpp:547:19:547:29 | RtlCopyMemory output argument | provenance | MaD:24 |
+| windows.cpp:547:32:547:33 | *& ... | windows.cpp:547:19:547:29 | RtlCopyMemory output argument | provenance | MaD:36 |
 | windows.cpp:552:30:552:40 | RtlCopyMemoryNonTemporal output argument | windows.cpp:553:10:553:23 | access to array | provenance |  |
 | windows.cpp:552:43:552:44 | *& ... | windows.cpp:493:6:493:29 | [summary param] *1 in RtlCopyMemoryNonTemporal | provenance |  |
-| windows.cpp:552:43:552:44 | *& ... | windows.cpp:552:30:552:40 | RtlCopyMemoryNonTemporal output argument | provenance | MaD:25 |
+| windows.cpp:552:43:552:44 | *& ... | windows.cpp:552:30:552:40 | RtlCopyMemoryNonTemporal output argument | provenance | MaD:37 |
 | windows.cpp:559:5:559:24 | ... = ... | windows.cpp:561:39:561:44 | *buffer | provenance |  |
 | windows.cpp:559:17:559:24 | call to source | windows.cpp:559:5:559:24 | ... = ... | provenance |  |
 | windows.cpp:561:26:561:36 | RtlInitUnicodeString output argument [*Buffer] | windows.cpp:562:10:562:19 | *src_string [*Buffer] | provenance |  |
 | windows.cpp:561:26:561:36 | RtlInitUnicodeString output argument [*Buffer] | windows.cpp:563:40:563:50 | *& ... [*Buffer] | provenance |  |
 | windows.cpp:561:39:561:44 | *buffer | windows.cpp:527:6:527:25 | [summary param] *1 in RtlInitUnicodeString | provenance |  |
-| windows.cpp:561:39:561:44 | *buffer | windows.cpp:561:26:561:36 | RtlInitUnicodeString output argument [*Buffer] | provenance | MaD:28 |
+| windows.cpp:561:39:561:44 | *buffer | windows.cpp:561:26:561:36 | RtlInitUnicodeString output argument [*Buffer] | provenance | MaD:40 |
 | windows.cpp:562:10:562:19 | *src_string [*Buffer] | windows.cpp:562:10:562:29 | access to array | provenance |  |
 | windows.cpp:562:10:562:19 | *src_string [*Buffer] | windows.cpp:562:21:562:26 | *Buffer | provenance |  |
 | windows.cpp:562:21:562:26 | *Buffer | windows.cpp:562:10:562:29 | access to array | provenance |  |
 | windows.cpp:563:26:563:37 | RtlCopyUnicodeString output argument [*Buffer] | windows.cpp:564:10:564:20 | *dest_string [*Buffer] | provenance |  |
 | windows.cpp:563:40:563:50 | *& ... [*Buffer] | windows.cpp:510:6:510:25 | [summary param] *1 in RtlCopyUnicodeString [*Buffer] | provenance |  |
-| windows.cpp:563:40:563:50 | *& ... [*Buffer] | windows.cpp:563:26:563:37 | RtlCopyUnicodeString output argument [*Buffer] | provenance | MaD:26 |
+| windows.cpp:563:40:563:50 | *& ... [*Buffer] | windows.cpp:563:26:563:37 | RtlCopyUnicodeString output argument [*Buffer] | provenance | MaD:38 |
 | windows.cpp:564:10:564:20 | *dest_string [*Buffer] | windows.cpp:564:10:564:30 | access to array | provenance |  |
 | windows.cpp:564:10:564:20 | *dest_string [*Buffer] | windows.cpp:564:22:564:27 | *Buffer | provenance |  |
 | windows.cpp:564:22:564:27 | *Buffer | windows.cpp:564:10:564:30 | access to array | provenance |  |
 | windows.cpp:568:19:568:29 | RtlMoveMemory output argument | windows.cpp:569:10:569:23 | access to array | provenance |  |
 | windows.cpp:568:32:568:33 | *& ... | windows.cpp:515:6:515:18 | [summary param] *1 in RtlMoveMemory | provenance |  |
-| windows.cpp:568:32:568:33 | *& ... | windows.cpp:568:19:568:29 | RtlMoveMemory output argument | provenance | MaD:29 |
+| windows.cpp:568:32:568:33 | *& ... | windows.cpp:568:19:568:29 | RtlMoveMemory output argument | provenance | MaD:41 |
 | windows.cpp:573:27:573:37 | RtlMoveVolatileMemory output argument | windows.cpp:574:10:574:23 | access to array | provenance |  |
 | windows.cpp:573:40:573:41 | *& ... | windows.cpp:521:17:521:37 | [summary param] *1 in RtlMoveVolatileMemory | provenance |  |
-| windows.cpp:573:40:573:41 | *& ... | windows.cpp:573:27:573:37 | RtlMoveVolatileMemory output argument | provenance | MaD:30 |
+| windows.cpp:573:40:573:41 | *& ... | windows.cpp:573:27:573:37 | RtlMoveVolatileMemory output argument | provenance | MaD:42 |
+| windows.cpp:645:45:645:50 | WinHttpReadData output argument | windows.cpp:647:10:647:16 | * ... | provenance | Src:MaD:20  |
+| windows.cpp:652:48:652:53 | WinHttpReadDataEx output argument | windows.cpp:654:10:654:16 | * ... | provenance | Src:MaD:21  |
+| windows.cpp:659:47:659:52 | WinHttpQueryHeaders output argument | windows.cpp:661:10:661:16 | * ... | provenance | Src:MaD:16  |
+| windows.cpp:669:70:669:79 | WinHttpQueryHeadersEx output argument | windows.cpp:673:10:673:29 | * ... | provenance | Src:MaD:18  |
+| windows.cpp:669:82:669:87 | WinHttpQueryHeadersEx output argument | windows.cpp:671:10:671:16 | * ... | provenance | Src:MaD:19  |
+| windows.cpp:669:105:669:112 | WinHttpQueryHeadersEx output argument | windows.cpp:675:10:675:27 | * ... | provenance | Src:MaD:17  |
+| windows.cpp:714:6:714:20 | [summary param] *0 in WinHttpCrackUrl | windows.cpp:714:6:714:20 | [summary param] *3 in WinHttpCrackUrl [Return] | provenance | MaD:43 |
+| windows.cpp:728:5:728:28 | ... = ... | windows.cpp:729:35:729:35 | *x | provenance |  |
+| windows.cpp:728:12:728:28 | call to source | windows.cpp:728:5:728:28 | ... = ... | provenance |  |
+| windows.cpp:729:35:729:35 | *x | windows.cpp:714:6:714:20 | [summary param] *0 in WinHttpCrackUrl | provenance |  |
+| windows.cpp:729:35:729:35 | *x | windows.cpp:729:44:729:57 | WinHttpCrackUrl output argument | provenance | MaD:43 |
+| windows.cpp:729:44:729:57 | WinHttpCrackUrl output argument | windows.cpp:731:10:731:36 | * ... | provenance |  |
+| windows.cpp:729:44:729:57 | WinHttpCrackUrl output argument | windows.cpp:733:10:733:35 | * ... | provenance |  |
+| windows.cpp:729:44:729:57 | WinHttpCrackUrl output argument | windows.cpp:735:10:735:37 | * ... | provenance |  |
 nodes
 | asio_streams.cpp:56:18:56:23 | [summary param] *0 in buffer | semmle.label | [summary param] *0 in buffer |
 | asio_streams.cpp:56:18:56:23 | [summary] to write: ReturnValue in buffer | semmle.label | [summary] to write: ReturnValue in buffer |
@@ -262,6 +342,59 @@ nodes
 | asio_streams.cpp:100:64:100:71 | *send_str | semmle.label | *send_str |
 | asio_streams.cpp:101:7:101:17 | send_buffer | semmle.label | send_buffer |
 | asio_streams.cpp:103:29:103:39 | *send_buffer | semmle.label | *send_buffer |
+| azure.cpp:62:10:62:14 | [summary param] this in Value | semmle.label | [summary param] this in Value |
+| azure.cpp:62:10:62:14 | [summary] to write: ReturnValue[*] in Value | semmle.label | [summary] to write: ReturnValue[*] in Value |
+| azure.cpp:113:16:113:19 | [summary param] *0 in Read [Return] | semmle.label | [summary param] *0 in Read [Return] |
+| azure.cpp:113:16:113:19 | [summary param] this in Read | semmle.label | [summary param] this in Read |
+| azure.cpp:114:16:114:26 | [summary param] *0 in ReadToCount [Return] | semmle.label | [summary param] *0 in ReadToCount [Return] |
+| azure.cpp:114:16:114:26 | [summary param] this in ReadToCount | semmle.label | [summary param] this in ReadToCount |
+| azure.cpp:115:30:115:38 | [summary param] this in ReadToEnd | semmle.label | [summary param] this in ReadToEnd |
+| azure.cpp:115:30:115:38 | [summary] to write: ReturnValue in ReadToEnd [element] | semmle.label | [summary] to write: ReturnValue in ReadToEnd [element] |
+| azure.cpp:115:30:115:38 | [summary] to write: ReturnValue.Element in ReadToEnd | semmle.label | [summary] to write: ReturnValue.Element in ReadToEnd |
+| azure.cpp:253:48:253:60 | *call to GetBodyStream | semmle.label | *call to GetBodyStream |
+| azure.cpp:253:48:253:60 | *call to GetBodyStream | semmle.label | *call to GetBodyStream |
+| azure.cpp:257:5:257:8 | *resp | semmle.label | *resp |
+| azure.cpp:257:16:257:21 | Read output argument | semmle.label | Read output argument |
+| azure.cpp:258:10:258:16 | * ... | semmle.label | * ... |
+| azure.cpp:262:5:262:8 | *resp | semmle.label | *resp |
+| azure.cpp:262:23:262:28 | ReadToCount output argument | semmle.label | ReadToCount output argument |
+| azure.cpp:263:10:263:16 | * ... | semmle.label | * ... |
+| azure.cpp:266:38:266:41 | *resp | semmle.label | *resp |
+| azure.cpp:266:44:266:52 | call to ReadToEnd [element] | semmle.label | call to ReadToEnd [element] |
+| azure.cpp:266:44:266:52 | call to ReadToEnd [element] | semmle.label | call to ReadToEnd [element] |
+| azure.cpp:267:10:267:12 | vec | semmle.label | vec |
+| azure.cpp:267:10:267:12 | vec [element] | semmle.label | vec [element] |
+| azure.cpp:273:62:273:64 | call to GetHeaders | semmle.label | call to GetHeaders |
+| azure.cpp:273:62:273:64 | call to GetHeaders | semmle.label | call to GetHeaders |
+| azure.cpp:274:10:274:29 | call to operator[] | semmle.label | call to operator[] |
+| azure.cpp:274:14:274:29 | call to operator[] | semmle.label | call to operator[] |
+| azure.cpp:274:14:274:29 | call to operator[] | semmle.label | call to operator[] |
+| azure.cpp:274:14:274:29 | call to operator[] | semmle.label | call to operator[] |
+| azure.cpp:277:45:277:47 | call to GetBody | semmle.label | call to GetBody |
+| azure.cpp:277:45:277:47 | call to GetBody | semmle.label | call to GetBody |
+| azure.cpp:278:10:278:13 | body | semmle.label | body |
+| azure.cpp:278:10:278:13 | body | semmle.label | body |
+| azure.cpp:278:10:278:13 | body | semmle.label | body |
+| azure.cpp:281:68:281:84 | *call to ExtractBodyStream | semmle.label | *call to ExtractBodyStream |
+| azure.cpp:281:68:281:84 | *call to ExtractBodyStream | semmle.label | *call to ExtractBodyStream |
+| azure.cpp:282:10:282:38 | call to ReadToEnd | semmle.label | call to ReadToEnd |
+| azure.cpp:282:21:282:23 | *call to get | semmle.label | *call to get |
+| azure.cpp:282:28:282:36 | call to ReadToEnd [element] | semmle.label | call to ReadToEnd [element] |
+| azure.cpp:282:28:282:36 | call to ReadToEnd [element] | semmle.label | call to ReadToEnd [element] |
+| azure.cpp:289:24:289:56 | call to GetHeader | semmle.label | call to GetHeader |
+| azure.cpp:289:32:289:40 | call to GetHeader | semmle.label | call to GetHeader |
+| azure.cpp:289:32:289:40 | call to GetHeader | semmle.label | call to GetHeader |
+| azure.cpp:289:63:289:65 | call to Value | semmle.label | call to Value |
+| azure.cpp:289:63:289:65 | call to Value | semmle.label | call to Value |
+| azure.cpp:290:10:290:20 | headerValue | semmle.label | headerValue |
+| azure.cpp:290:10:290:20 | headerValue | semmle.label | headerValue |
+| azure.cpp:290:10:290:20 | headerValue | semmle.label | headerValue |
+| azure.cpp:293:58:293:67 | call to GetHeaders | semmle.label | call to GetHeaders |
+| azure.cpp:293:58:293:67 | call to GetHeaders | semmle.label | call to GetHeaders |
+| azure.cpp:294:38:294:53 | call to operator[] | semmle.label | call to operator[] |
+| azure.cpp:295:10:295:20 | contentType | semmle.label | contentType |
+| azure.cpp:295:10:295:20 | contentType | semmle.label | contentType |
+| azure.cpp:295:10:295:20 | contentType | semmle.label | contentType |
 | test.cpp:4:5:4:17 | [summary param] 0 in ymlStepManual | semmle.label | [summary param] 0 in ymlStepManual |
 | test.cpp:4:5:4:17 | [summary] to write: ReturnValue in ymlStepManual | semmle.label | [summary] to write: ReturnValue in ymlStepManual |
 | test.cpp:5:5:5:20 | [summary param] 0 in ymlStepGenerated | semmle.label | [summary param] 0 in ymlStepGenerated |
@@ -482,8 +615,34 @@ nodes
 | windows.cpp:573:27:573:37 | RtlMoveVolatileMemory output argument | semmle.label | RtlMoveVolatileMemory output argument |
 | windows.cpp:573:40:573:41 | *& ... | semmle.label | *& ... |
 | windows.cpp:574:10:574:23 | access to array | semmle.label | access to array |
+| windows.cpp:645:45:645:50 | WinHttpReadData output argument | semmle.label | WinHttpReadData output argument |
+| windows.cpp:647:10:647:16 | * ... | semmle.label | * ... |
+| windows.cpp:652:48:652:53 | WinHttpReadDataEx output argument | semmle.label | WinHttpReadDataEx output argument |
+| windows.cpp:654:10:654:16 | * ... | semmle.label | * ... |
+| windows.cpp:659:47:659:52 | WinHttpQueryHeaders output argument | semmle.label | WinHttpQueryHeaders output argument |
+| windows.cpp:661:10:661:16 | * ... | semmle.label | * ... |
+| windows.cpp:669:70:669:79 | WinHttpQueryHeadersEx output argument | semmle.label | WinHttpQueryHeadersEx output argument |
+| windows.cpp:669:82:669:87 | WinHttpQueryHeadersEx output argument | semmle.label | WinHttpQueryHeadersEx output argument |
+| windows.cpp:669:105:669:112 | WinHttpQueryHeadersEx output argument | semmle.label | WinHttpQueryHeadersEx output argument |
+| windows.cpp:671:10:671:16 | * ... | semmle.label | * ... |
+| windows.cpp:673:10:673:29 | * ... | semmle.label | * ... |
+| windows.cpp:675:10:675:27 | * ... | semmle.label | * ... |
+| windows.cpp:714:6:714:20 | [summary param] *0 in WinHttpCrackUrl | semmle.label | [summary param] *0 in WinHttpCrackUrl |
+| windows.cpp:714:6:714:20 | [summary param] *3 in WinHttpCrackUrl [Return] | semmle.label | [summary param] *3 in WinHttpCrackUrl [Return] |
+| windows.cpp:728:5:728:28 | ... = ... | semmle.label | ... = ... |
+| windows.cpp:728:12:728:28 | call to source | semmle.label | call to source |
+| windows.cpp:729:35:729:35 | *x | semmle.label | *x |
+| windows.cpp:729:44:729:57 | WinHttpCrackUrl output argument | semmle.label | WinHttpCrackUrl output argument |
+| windows.cpp:731:10:731:36 | * ... | semmle.label | * ... |
+| windows.cpp:733:10:733:35 | * ... | semmle.label | * ... |
+| windows.cpp:735:10:735:37 | * ... | semmle.label | * ... |
 subpaths
 | asio_streams.cpp:100:64:100:71 | *send_str | asio_streams.cpp:56:18:56:23 | [summary param] *0 in buffer | asio_streams.cpp:56:18:56:23 | [summary] to write: ReturnValue in buffer | asio_streams.cpp:100:44:100:62 | call to buffer |
+| azure.cpp:257:5:257:8 | *resp | azure.cpp:113:16:113:19 | [summary param] this in Read | azure.cpp:113:16:113:19 | [summary param] *0 in Read [Return] | azure.cpp:257:16:257:21 | Read output argument |
+| azure.cpp:262:5:262:8 | *resp | azure.cpp:114:16:114:26 | [summary param] this in ReadToCount | azure.cpp:114:16:114:26 | [summary param] *0 in ReadToCount [Return] | azure.cpp:262:23:262:28 | ReadToCount output argument |
+| azure.cpp:266:38:266:41 | *resp | azure.cpp:115:30:115:38 | [summary param] this in ReadToEnd | azure.cpp:115:30:115:38 | [summary] to write: ReturnValue in ReadToEnd [element] | azure.cpp:266:44:266:52 | call to ReadToEnd [element] |
+| azure.cpp:282:21:282:23 | *call to get | azure.cpp:115:30:115:38 | [summary param] this in ReadToEnd | azure.cpp:115:30:115:38 | [summary] to write: ReturnValue in ReadToEnd [element] | azure.cpp:282:28:282:36 | call to ReadToEnd [element] |
+| azure.cpp:289:24:289:56 | call to GetHeader | azure.cpp:62:10:62:14 | [summary param] this in Value | azure.cpp:62:10:62:14 | [summary] to write: ReturnValue[*] in Value | azure.cpp:289:63:289:65 | call to Value |
 | test.cpp:17:24:17:24 | x | test.cpp:4:5:4:17 | [summary param] 0 in ymlStepManual | test.cpp:4:5:4:17 | [summary] to write: ReturnValue in ymlStepManual | test.cpp:17:10:17:22 | call to ymlStepManual |
 | test.cpp:21:27:21:27 | x | test.cpp:5:5:5:20 | [summary param] 0 in ymlStepGenerated | test.cpp:5:5:5:20 | [summary] to write: ReturnValue in ymlStepGenerated | test.cpp:21:10:21:25 | call to ymlStepGenerated |
 | test.cpp:25:35:25:35 | x | test.cpp:6:5:6:27 | [summary param] 0 in ymlStepManual_with_body | test.cpp:6:5:6:27 | [summary] to write: ReturnValue in ymlStepManual_with_body | test.cpp:25:11:25:33 | call to ymlStepManual_with_body |
@@ -498,4 +657,5 @@ subpaths
 | windows.cpp:563:40:563:50 | *& ... [*Buffer] | windows.cpp:510:6:510:25 | [summary param] *1 in RtlCopyUnicodeString [*Buffer] | windows.cpp:510:6:510:25 | [summary param] *0 in RtlCopyUnicodeString [Return] [*Buffer] | windows.cpp:563:26:563:37 | RtlCopyUnicodeString output argument [*Buffer] |
 | windows.cpp:568:32:568:33 | *& ... | windows.cpp:515:6:515:18 | [summary param] *1 in RtlMoveMemory | windows.cpp:515:6:515:18 | [summary param] *0 in RtlMoveMemory [Return] | windows.cpp:568:19:568:29 | RtlMoveMemory output argument |
 | windows.cpp:573:40:573:41 | *& ... | windows.cpp:521:17:521:37 | [summary param] *1 in RtlMoveVolatileMemory | windows.cpp:521:17:521:37 | [summary param] *0 in RtlMoveVolatileMemory [Return] | windows.cpp:573:27:573:37 | RtlMoveVolatileMemory output argument |
+| windows.cpp:729:35:729:35 | *x | windows.cpp:714:6:714:20 | [summary param] *0 in WinHttpCrackUrl | windows.cpp:714:6:714:20 | [summary param] *3 in WinHttpCrackUrl [Return] | windows.cpp:729:44:729:57 | WinHttpCrackUrl output argument |
 testFailures

cpp/ql/test/library-tests/dataflow/external-models/sources.expected

@@ -1,4 +1,10 @@
 | asio_streams.cpp:87:34:87:44 | read_until output argument | remote |
+| azure.cpp:253:48:253:60 | *call to GetBodyStream | remote |
+| azure.cpp:273:62:273:64 | call to GetHeaders | remote |
+| azure.cpp:277:45:277:47 | call to GetBody | remote |
+| azure.cpp:281:68:281:84 | *call to ExtractBodyStream | remote |
+| azure.cpp:289:32:289:40 | call to GetHeader | remote |
+| azure.cpp:293:58:293:67 | call to GetHeaders | remote |
 | test.cpp:10:10:10:18 | call to ymlSource | local |
 | test.cpp:56:8:56:16 | call to ymlSource | local |
 | test.cpp:94:10:94:18 | call to ymlSource | local |
@@ -20,3 +26,9 @@
 | windows.cpp:318:23:318:37 | *call to MapViewOfFileEx | local |
 | windows.cpp:325:23:325:42 | *call to MapViewOfFileFromApp | local |
 | windows.cpp:332:23:332:40 | *call to MapViewOfFileNuma2 | local |
+| windows.cpp:645:45:645:50 | WinHttpReadData output argument | remote |
+| windows.cpp:652:48:652:53 | WinHttpReadDataEx output argument | remote |
+| windows.cpp:659:47:659:52 | WinHttpQueryHeaders output argument | remote |
+| windows.cpp:669:70:669:79 | WinHttpQueryHeadersEx output argument | remote |
+| windows.cpp:669:82:669:87 | WinHttpQueryHeadersEx output argument | remote |
+| windows.cpp:669:105:669:112 | WinHttpQueryHeadersEx output argument | remote |

cpp/ql/test/library-tests/dataflow/external-models/steps.expected

@@ -1,6 +1,12 @@
 | asio_streams.cpp:100:64:100:71 | *send_str | asio_streams.cpp:100:44:100:62 | call to buffer |
+| azure.cpp:252:79:252:98 | call to string | azure.cpp:252:62:252:99 | call to Url |
+| azure.cpp:257:5:257:8 | *resp | azure.cpp:257:16:257:21 | Read output argument |
+| azure.cpp:262:5:262:8 | *resp | azure.cpp:262:23:262:28 | ReadToCount output argument |
+| azure.cpp:287:79:287:98 | call to string | azure.cpp:287:62:287:99 | call to Url |
+| azure.cpp:289:24:289:56 | call to GetHeader | azure.cpp:289:63:289:65 | call to Value |
 | test.cpp:17:24:17:24 | x | test.cpp:17:10:17:22 | call to ymlStepManual |
 | test.cpp:21:27:21:27 | x | test.cpp:21:10:21:25 | call to ymlStepGenerated |
 | test.cpp:25:35:25:35 | x | test.cpp:25:11:25:33 | call to ymlStepManual_with_body |
 | test.cpp:28:35:28:35 | 0 | test.cpp:28:11:28:33 | call to ymlStepManual_with_body |
 | windows.cpp:27:36:27:38 | *cmd | windows.cpp:27:17:27:34 | **call to CommandLineToArgvA |
+| windows.cpp:729:35:729:35 | *x | windows.cpp:729:44:729:57 | WinHttpCrackUrl output argument |

cpp/ql/test/library-tests/dataflow/external-models/validatemodels.expected

@@ -5586,3 +5586,6 @@
 | Unrecognized output specification "Field[***hEvent]" in summary model. |
 | Unrecognized output specification "Parameter[***0]" in summary model. |
 | Unrecognized output specification "Parameter[****0]" in summary model. |
+| Unrecognized output specification "ReturnValue[*****]" in summary model. |
+| Unrecognized output specification "ReturnValue[****]" in summary model. |
+| Unrecognized output specification "ReturnValue[***]" in summary model. |

cpp/ql/test/library-tests/dataflow/external-models/windows.cpp

@@ -573,4 +573,165 @@ void test_copy_and_move_memory() {
     RtlMoveVolatileMemory(dest_buffer, &x, sizeof(x));
     sink(dest_buffer[0]); // $ ir
   }
+}
+
+using HINTERNET = void*;
+using ULONGLONG = unsigned long long;
+using UINT = unsigned int;
+using PDWORD = DWORD*;
+using PCSTR = const char*;
+typedef union _WINHTTP_HEADER_NAME {
+  PCWSTR pwszName;
+  PCSTR  pszName;
+} WINHTTP_HEADER_NAME, *PWINHTTP_HEADER_NAME;
+typedef struct _WINHTTP_EXTENDED_HEADER {
+  union {
+    PCWSTR pwszName;
+    PCSTR  pszName;
+  };
+  union {
+    PCWSTR pwszValue;
+    PCSTR  pszValue;
+  };
+} WINHTTP_EXTENDED_HEADER, *PWINHTTP_EXTENDED_HEADER;
+
+BOOL WinHttpReadData(
+  HINTERNET hRequest,
+  LPVOID    lpBuffer,
+  DWORD     dwNumberOfBytesToRead,
+  LPDWORD   lpdwNumberOfBytesRead
+);
+
+DWORD WinHttpReadDataEx(
+  HINTERNET hRequest,
+  LPVOID    lpBuffer,
+  DWORD     dwNumberOfBytesToRead,
+  LPDWORD   lpdwNumberOfBytesRead,
+  ULONGLONG ullFlags,
+  DWORD     cbProperty,
+  PVOID     pvProperty
+);
+
+using LPCWSTR = const wchar_t*;
+
+BOOL WinHttpQueryHeaders(
+  HINTERNET hRequest,
+  DWORD     dwInfoLevel,
+  LPCWSTR   pwszName,
+  LPVOID    lpBuffer,
+  LPDWORD   lpdwBufferLength,
+  LPDWORD   lpdwIndex
+);
+
+DWORD WinHttpQueryHeadersEx(
+  HINTERNET                hRequest,
+  DWORD                    dwInfoLevel,
+  ULONGLONG                ullFlags,
+  UINT                     uiCodePage,
+  PDWORD                   pdwIndex,
+  PWINHTTP_HEADER_NAME     pHeaderName,
+  PVOID                    pBuffer,
+  PDWORD                   pdwBufferLength,
+  PWINHTTP_EXTENDED_HEADER *ppHeaders,
+  PDWORD                   pdwHeadersCount
+);
+
+void sink(PCSTR);
+
+void test_winhttp(HINTERNET hRequest) {
+  {
+    char buffer[1024];
+    DWORD bytesRead;
+    BOOL result = WinHttpReadData(hRequest, buffer, sizeof(buffer), &bytesRead);
+    sink(buffer);
+    sink(*buffer); // $ ir
+  }
+  {
+    char buffer[1024];
+    DWORD bytesRead;
+    DWORD result = WinHttpReadDataEx(hRequest, buffer, sizeof(buffer), &bytesRead, 0, 0, nullptr);
+    sink(buffer);
+    sink(*buffer); // $ ir
+  }
+  {
+    char buffer[1024];
+    DWORD bufferLength = sizeof(buffer);
+    WinHttpQueryHeaders(hRequest, 0, nullptr, buffer, &bufferLength, nullptr);
+    sink(buffer);
+    sink(*buffer); // $ ir
+  }
+  {
+    char buffer[1024];
+    DWORD bufferLength = sizeof(buffer);
+    PWINHTTP_EXTENDED_HEADER headers;
+    DWORD headersCount;
+    PWINHTTP_HEADER_NAME headerName;
+    DWORD result = WinHttpQueryHeadersEx(hRequest, 0, 0, 0, nullptr, headerName, buffer, &bufferLength, &headers, &headersCount);
+    sink(buffer);
+    sink(*buffer); // $ ir
+    sink(headerName->pszName);
+    sink(*headerName->pszName); // $ ir
+    sink(headers->pszValue);
+    sink(*headers->pszValue); // $ ir
+  }
+}
+
+using LPWSTR = wchar_t*;
+using INTERNET_SCHEME = enum {
+  INTERNET_SCHEME_INVALID = -1,
+  INTERNET_SCHEME_UNKNOWN = 0,
+  INTERNET_SCHEME_HTTP = 1,
+  INTERNET_SCHEME_HTTPS = 2,
+  INTERNET_SCHEME_FTP = 3,
+  INTERNET_SCHEME_FILE = 4,
+  INTERNET_SCHEME_NEWS = 5,
+  INTERNET_SCHEME_MAILTO = 6,
+  INTERNET_SCHEME_SNEWS = 7,
+  INTERNET_SCHEME_SOCKS = 8,
+  INTERNET_SCHEME_WAIS = 9,
+  INTERNET_SCHEME_LAST = 10
+};
+using INTERNET_PORT = unsigned short;
+
+typedef struct _WINHTTP_URL_COMPONENTS {
+  DWORD           dwStructSize;
+  LPWSTR          lpszScheme;
+  DWORD           dwSchemeLength;
+  INTERNET_SCHEME nScheme;
+  LPWSTR          lpszHostName;
+  DWORD           dwHostNameLength;
+  INTERNET_PORT   nPort;
+  LPWSTR          lpszUserName;
+  DWORD           dwUserNameLength;
+  LPWSTR          lpszPassword;
+  DWORD           dwPasswordLength;
+  LPWSTR          lpszUrlPath;
+  DWORD           dwUrlPathLength;
+  LPWSTR          lpszExtraInfo;
+  DWORD           dwExtraInfoLength;
+} URL_COMPONENTS, *LPURL_COMPONENTS;
+
+BOOL WinHttpCrackUrl(
+  LPCWSTR          pwszUrl,
+  DWORD            dwUrlLength,
+  DWORD            dwFlags,
+  LPURL_COMPONENTS lpUrlComponents
+);
+
+void sink(LPWSTR);
+
+void test_winhttp_crack_url() {
+  {
+    URL_COMPONENTS urlComponents;
+    urlComponents.dwStructSize = sizeof(URL_COMPONENTS);
+    wchar_t x[256];
+    x[0] = (wchar_t)source();
+    BOOL result = WinHttpCrackUrl(x, 0, 0, &urlComponents);
+    sink(urlComponents.lpszHostName);
+    sink(*urlComponents.lpszHostName); // $ ir
+    sink(urlComponents.lpszUrlPath);
+    sink(*urlComponents.lpszUrlPath); // $ ir
+    sink(urlComponents.lpszExtraInfo);
+    sink(*urlComponents.lpszExtraInfo); // $ ir
+  }
 }