diff options
Diffstat (limited to 'data/apt7/mmap.diff')
| -rw-r--r-- | data/apt7/mmap.diff | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/data/apt7/mmap.diff b/data/apt7/mmap.diff deleted file mode 100644 index 06f4dbac0..000000000 --- a/data/apt7/mmap.diff +++ /dev/null @@ -1,199 +0,0 @@ -diff -ru apt-0.7.20.2/apt-pkg/tagfile.cc apt-0.7.20.2+iPhone/apt-pkg/tagfile.cc ---- apt-0.7.20.2/apt-pkg/tagfile.cc 2009-04-19 02:42:49.000000000 +0000 -+++ apt-0.7.20.2+iPhone/apt-pkg/tagfile.cc 2009-04-19 03:28:33.000000000 +0000 -@@ -28,11 +28,12 @@ - // --------------------------------------------------------------------- - /* */ - pkgTagFile::pkgTagFile(FileFd *pFd,unsigned long Size) : -- Fd(*pFd), -- Size(Size) -+ Fd(*pFd) - { -- if (Fd.IsOpen() == false) -+ if (Fd.IsOpen() == false || Fd.Size() == 0) - { -+ _error->Discard(); -+ Map = NULL; - Buffer = 0; - Start = End = Buffer = 0; - Done = true; -@@ -40,7 +40,8 @@ - return; - } - -- Buffer = new char[Size]; -+ Map = new MMap(*pFd, MMap::ReadOnly); -+ Buffer = reinterpret_cast<char *>(Map->Data()); - Start = End = Buffer; - Done = false; - iOffset = 0; -@@ -52,36 +53,9 @@ - /* */ - pkgTagFile::~pkgTagFile() - { -- delete [] Buffer; -+ delete Map; - } - /*}}}*/ --// TagFile::Resize - Resize the internal buffer /*{{{*/ --// --------------------------------------------------------------------- --/* Resize the internal buffer (double it in size). Fail if a maximum size -- * size is reached. -- */ --bool pkgTagFile::Resize() --{ -- char *tmp; -- unsigned long EndSize = End - Start; -- -- // fail is the buffer grows too big -- if(Size > 1024*1024+1) -- return false; -- -- // get new buffer and use it -- tmp = new char[2*Size]; -- memcpy(tmp, Buffer, Size); -- Size = Size*2; -- delete [] Buffer; -- Buffer = tmp; -- -- // update the start/end pointers to the new buffer -- Start = Buffer; -- End = Start + EndSize; -- return true; --} -- - // TagFile::Step - Advance to the next section /*{{{*/ - // --------------------------------------------------------------------- - /* If the Section Scanner fails we refill the buffer and try again. -@@ -90,15 +64,11 @@ - */ - bool pkgTagFile::Step(pkgTagSection &Tag) - { -- while (Tag.Scan(Start,End - Start) == false) -+ if (Tag.Scan(Start,End - Start) == false) - { -- if (Fill() == false) -- return false; -- -- if(Tag.Scan(Start,End - Start)) -- break; -- -- if (Resize() == false) -+ if (Start == End) -+ return false; -+ else - return _error->Error(_("Unable to parse package file %s (1)"), - Fd.Name().c_str()); - } -@@ -115,41 +85,11 @@ - then fills the rest from the file */ - bool pkgTagFile::Fill() - { -- unsigned long EndSize = End - Start; -- unsigned long Actual = 0; -- -- memmove(Buffer,Start,EndSize); -- Start = Buffer; -- End = Buffer + EndSize; -- -- if (Done == false) -- { -- // See if only a bit of the file is left -- if (Fd.Read(End,Size - (End - Buffer),&Actual) == false) -- return false; -- if (Actual != Size - (End - Buffer)) -- Done = true; -- End += Actual; -- } -- -- if (Done == true) -- { -- if (EndSize <= 3 && Actual == 0) -- return false; -- if (Size - (End - Buffer) < 4) -- return true; -- -- // Append a double new line if one does not exist -- unsigned int LineCount = 0; -- for (const char *E = End - 1; E - End < 6 && (*E == '\n' || *E == '\r'); E--) -- if (*E == '\n') -- LineCount++; -- for (; LineCount < 2; LineCount++) -- *End++ = '\n'; -- -- return true; -- } -- -+ unsigned int Size(Map->Size()); -+ End = Buffer + Size; -+ if (iOffset >= Size) -+ return false; -+ Start = Buffer + iOffset; - return true; - } - /*}}}*/ -@@ -171,20 +111,11 @@ - // Reposition and reload.. - iOffset = Offset; - Done = false; -- if (Fd.Seek(Offset) == false) -- return false; - End = Start = Buffer; - - if (Fill() == false) - return false; - -- if (Tag.Scan(Start,End - Start) == true) -- return true; -- -- // This appends a double new line (for the real eof handling) -- if (Fill() == false) -- return false; -- - if (Tag.Scan(Start,End - Start) == false) - return _error->Error(_("Unable to parse package file %s (2)"),Fd.Name().c_str()); - -@@ -228,14 +161,16 @@ - - Stop = (const char *)memchr(Stop,'\n',End - Stop); - -- if (Stop == 0) -- return false; -+ if (Stop == 0) { -+ Stop = End; -+ goto end; -+ } - - for (; Stop+1 < End && Stop[1] == '\r'; Stop++); - - // Double newline marks the end of the record -- if (Stop+1 < End && Stop[1] == '\n') -- { -+ if (Stop+1 == End || Stop[1] == '\n') -+ end: { - Indexes[TagCount] = Stop - Section; - for (; Stop < End && (Stop[0] == '\n' || Stop[0] == '\r'); Stop++); - return true; -diff -ru apt-0.7.20.2/apt-pkg/tagfile.h apt-0.7.20.2+iPhone/apt-pkg/tagfile.h ---- apt-0.7.20.2/apt-pkg/tagfile.h 2009-02-07 15:09:35.000000000 +0000 -+++ apt-0.7.20.2+iPhone/apt-pkg/tagfile.h 2009-04-19 03:04:07.000000000 +0000 -@@ -21,6 +21,7 @@ - #define PKGLIB_TAGFILE_H - - -+#include <apt-pkg/mmap.h> - #include <apt-pkg/fileutl.h> - #include <stdio.h> - -@@ -71,10 +72,9 @@ - char *End; - bool Done; - unsigned long iOffset; -- unsigned long Size; -+ MMap *Map; - - bool Fill(); -- bool Resize(); - - public: - |