From 650faab01603caac04494d54cf6b10a65c00ea13 Mon Sep 17 00:00:00 2001
From: David Kalnischkies <kalnischkies@gmail.com>
Date: Tue, 13 Sep 2011 17:46:48 +0200
Subject: Support large files in the complete toolset. Indexes of this size are
 pretty unlikely for now, but we need it for deb packages which could become
 bigger than 4GB now (LP: #815895)

---
 methods/http.cc | 32 ++++++++++++++++----------------
 1 file changed, 16 insertions(+), 16 deletions(-)

(limited to 'methods/http.cc')

diff --git a/methods/http.cc b/methods/http.cc
index e505b816e..51fdaa0cd 100644
--- a/methods/http.cc
+++ b/methods/http.cc
@@ -65,15 +65,15 @@ bool AllowRedirect = false;
 bool Debug = false;
 URI Proxy;
 
-unsigned long CircleBuf::BwReadLimit=0;
-unsigned long CircleBuf::BwTickReadData=0;
+unsigned long long CircleBuf::BwReadLimit=0;
+unsigned long long CircleBuf::BwTickReadData=0;
 struct timeval CircleBuf::BwReadTick={0,0};
 const unsigned int CircleBuf::BW_HZ=10;
  
 // CircleBuf::CircleBuf - Circular input buffer				/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-CircleBuf::CircleBuf(unsigned long Size) : Size(Size), Hash(0)
+CircleBuf::CircleBuf(unsigned long long Size) : Size(Size), Hash(0)
 {
    Buf = new unsigned char[Size];
    Reset();
@@ -89,7 +89,7 @@ void CircleBuf::Reset()
    InP = 0;
    OutP = 0;
    StrPos = 0;
-   MaxGet = (unsigned int)-1;
+   MaxGet = (unsigned long long)-1;
    OutQueue = string();
    if (Hash != 0)
    {
@@ -104,7 +104,7 @@ void CircleBuf::Reset()
    is non-blocking.. */
 bool CircleBuf::Read(int Fd)
 {
-   unsigned long BwReadMax;
+   unsigned long long BwReadMax;
 
    while (1)
    {
@@ -119,7 +119,7 @@ bool CircleBuf::Read(int Fd)
 	 struct timeval now;
 	 gettimeofday(&now,0);
 
-	 unsigned long d = (now.tv_sec-CircleBuf::BwReadTick.tv_sec)*1000000 +
+	 unsigned long long d = (now.tv_sec-CircleBuf::BwReadTick.tv_sec)*1000000 +
 	    now.tv_usec-CircleBuf::BwReadTick.tv_usec;
 	 if(d > 1000000/BW_HZ) {
 	    CircleBuf::BwReadTick = now;
@@ -133,7 +133,7 @@ bool CircleBuf::Read(int Fd)
       }
 
       // Write the buffer segment
-      int Res;
+      ssize_t Res;
       if(CircleBuf::BwReadLimit) {
 	 Res = read(Fd,Buf + (InP%Size), 
 		    BwReadMax > LeftRead() ? LeftRead() : BwReadMax);
@@ -182,7 +182,7 @@ void CircleBuf::FillOut()
 	 return;
       
       // Write the buffer segment
-      unsigned long Sz = LeftRead();
+      unsigned long long Sz = LeftRead();
       if (OutQueue.length() - StrPos < Sz)
 	 Sz = OutQueue.length() - StrPos;
       memcpy(Buf + (InP%Size),OutQueue.c_str() + StrPos,Sz);
@@ -216,7 +216,7 @@ bool CircleBuf::Write(int Fd)
 	 return true;
       
       // Write the buffer segment
-      int Res;
+      ssize_t Res;
       Res = write(Fd,Buf + (OutP%Size),LeftWrite());
 
       if (Res == 0)
@@ -242,7 +242,7 @@ bool CircleBuf::Write(int Fd)
 bool CircleBuf::WriteTillEl(string &Data,bool Single)
 {
    // We cheat and assume it is unneeded to have more than one buffer load
-   for (unsigned long I = OutP; I < InP; I++)
+   for (unsigned long long I = OutP; I < InP; I++)
    {      
       if (Buf[I%Size] != '\n')
 	 continue;
@@ -260,7 +260,7 @@ bool CircleBuf::WriteTillEl(string &Data,bool Single)
       Data = "";
       while (OutP < I)
       {
-	 unsigned long Sz = LeftWrite();
+	 unsigned long long Sz = LeftWrite();
 	 if (Sz == 0)
 	    return false;
 	 if (I - OutP < Sz)
@@ -455,7 +455,7 @@ bool ServerState::RunData()
 	    return false;
 	 	 
 	 // See if we are done
-	 unsigned long Len = strtol(Data.c_str(),0,16);
+	 unsigned long long Len = strtoull(Data.c_str(),0,16);
 	 if (Len == 0)
 	 {
 	    In.Limit(-1);
@@ -598,7 +598,7 @@ bool ServerState::HeaderLine(string Line)
       if (StartPos != 0)
 	 return true;
       
-      if (sscanf(Val.c_str(),"%lu",&Size) != 1)
+      if (sscanf(Val.c_str(),"%llu",&Size) != 1)
 	 return _error->Error(_("The HTTP server sent an invalid Content-Length header"));
       return true;
    }
@@ -613,9 +613,9 @@ bool ServerState::HeaderLine(string Line)
    {
       HaveContent = true;
       
-      if (sscanf(Val.c_str(),"bytes %lu-%*u/%lu",&StartPos,&Size) != 2)
+      if (sscanf(Val.c_str(),"bytes %llu-%*u/%llu",&StartPos,&Size) != 2)
 	 return _error->Error(_("The HTTP server sent an invalid Content-Range header"));
-      if ((unsigned)StartPos > Size)
+      if ((unsigned long long)StartPos > Size)
 	 return _error->Error(_("This HTTP server has broken range support"));
       return true;
    }
@@ -718,7 +718,7 @@ void HttpMethod::SendReq(FetchItem *Itm,CircleBuf &Out)
    if (stat(Itm->DestFile.c_str(),&SBuf) >= 0 && SBuf.st_size > 0)
    {
       // In this case we send an if-range query with a range header
-      sprintf(Buf,"Range: bytes=%li-\r\nIf-Range: %s\r\n",(long)SBuf.st_size - 1,
+      sprintf(Buf,"Range: bytes=%lli-\r\nIf-Range: %s\r\n",(long long)SBuf.st_size - 1,
 	      TimeRFC1123(SBuf.st_mtime).c_str());
       Req += Buf;
    }
-- 
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