From 76e2632459410dec81337edb6a9fee33c9a660f3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 13 Apr 2024 11:59:37 +0200
Subject: Adding upstream version 2.7.12.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 methods/http.h | 142 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 methods/http.h

(limited to 'methods/http.h')

diff --git a/methods/http.h b/methods/http.h
new file mode 100644
index 0000000..cae579a
--- /dev/null
+++ b/methods/http.h
@@ -0,0 +1,142 @@
+// -*- mode: cpp; mode: fold -*-
+// Description								/*{{{*/
+/* ######################################################################
+
+   HTTP Acquire Method - This is the HTTP acquire method for APT.
+
+   ##################################################################### */
+									/*}}}*/
+
+#ifndef APT_HTTP_H
+#define APT_HTTP_H
+
+#include <apt-pkg/strutl.h>
+
+#include <chrono>
+#include <iostream>
+#include <memory>
+#include <string>
+#include <sys/time.h>
+
+#include "basehttp.h"
+#include "connect.h"
+
+using std::cout;
+using std::endl;
+
+class FileFd;
+class HttpMethod;
+class Hashes;
+
+class CircleBuf
+{
+   unsigned char *Buf;
+   unsigned long long Size;
+   unsigned long long InP;
+   unsigned long long OutP;
+   std::string OutQueue;
+   unsigned long long StrPos;
+   unsigned long long MaxGet;
+
+   static unsigned long long BwReadLimit;
+   static unsigned long long BwTickReadData;
+   static std::chrono::steady_clock::duration BwReadTick;
+   static const unsigned int BW_HZ;
+
+   unsigned long long LeftRead() const
+   {
+      unsigned long long Sz = Size - (InP - OutP);
+      if (Sz > Size - (InP%Size))
+	 Sz = Size - (InP%Size);
+      return Sz;
+   }
+   unsigned long long LeftWrite() const
+   {
+      unsigned long long Sz = InP - OutP;
+      if (InP > MaxGet)
+	 Sz = MaxGet - OutP;
+      if (Sz > Size - (OutP%Size))
+	 Sz = Size - (OutP%Size);
+      return Sz;
+   }
+   void FillOut();
+
+   public:
+   Hashes *Hash;
+   // total amount of data that got written so far
+   unsigned long long TotalWriten;
+
+   // Read data in
+   bool Read(std::unique_ptr<MethodFd> const &Fd);
+   bool Read(std::string const &Data);
+
+   // Write data out
+   bool Write(std::unique_ptr<MethodFd> const &Fd);
+   bool Write(std::string &Data);
+   bool WriteTillEl(std::string &Data,bool Single = false);
+
+   // Control the write limit
+   void Limit(long long Max) {if (Max == -1) MaxGet = 0-1; else MaxGet = OutP + Max;}
+   bool IsLimit() const {return MaxGet == OutP;};
+   void Print() const {cout << MaxGet << ',' << OutP << endl;};
+
+   // Test for free space in the buffer
+   bool ReadSpace() const {return Size - (InP - OutP) > 0;};
+   bool WriteSpace() const {return InP - OutP > 0;};
+
+   void Reset();
+
+   CircleBuf(HttpMethod const * const Owner, unsigned long long Size);
+   ~CircleBuf();
+};
+
+struct HttpServerState: public ServerState
+{
+   // This is the connection itself. Output is data FROM the server
+   CircleBuf In;
+   CircleBuf Out;
+   std::unique_ptr<MethodFd> ServerFd;
+
+   protected:
+   virtual bool ReadHeaderLines(std::string &Data) APT_OVERRIDE;
+   virtual ResultState LoadNextResponse(bool const ToFile, RequestState &Req) APT_OVERRIDE;
+   virtual bool WriteResponse(std::string const &Data) APT_OVERRIDE;
+
+   public:
+   virtual void Reset() APT_OVERRIDE;
+
+   virtual ResultState RunData(RequestState &Req) APT_OVERRIDE;
+   virtual ResultState RunDataToDevNull(RequestState &Req) APT_OVERRIDE;
+
+   virtual ResultState Open() APT_OVERRIDE;
+   virtual bool IsOpen() APT_OVERRIDE;
+   virtual bool Close() APT_OVERRIDE;
+   virtual bool InitHashes(HashStringList const &ExpectedHashes) APT_OVERRIDE;
+   virtual Hashes * GetHashes() APT_OVERRIDE;
+   virtual ResultState Die(RequestState &Req) APT_OVERRIDE;
+   virtual bool Flush(FileFd *const File, bool MustComplete = true) APT_OVERRIDE;
+   virtual ResultState Go(bool ToFile, RequestState &Req) APT_OVERRIDE;
+
+   HttpServerState(URI Srv, HttpMethod *Owner);
+   virtual ~HttpServerState() {Close();};
+};
+
+class HttpMethod : public BaseHttpMethod
+{
+   public:
+   virtual void SendReq(FetchItem *Itm) APT_OVERRIDE;
+
+   virtual std::unique_ptr<ServerState> CreateServerState(URI const &uri) APT_OVERRIDE;
+   virtual void RotateDNS() APT_OVERRIDE;
+   virtual DealWithHeadersResult DealWithHeaders(FetchResult &Res, RequestState &Req) APT_OVERRIDE;
+
+   protected:
+   std::string AutoDetectProxyCmd;
+
+   public:
+   friend struct HttpServerState;
+
+   explicit HttpMethod(std::string &&pProg);
+};
+
+#endif
-- 
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