Source record parsing

Author: jgg
Date: 1999-04-04 01:17:29 GMT
Source record parsing

2 files changed, 109 insertions, 0 deletions

diff --git a/apt-pkg/deb/debsrcrecords.cc b/apt-pkg/deb/debsrcrecords.cc
new file mode 100644
index 000000000..bfbb9e202
--- /dev/null
+++ b/apt-pkg/deb/debsrcrecords.cc
@@ -0,0 +1,63 @@
+// -*- mode: cpp; mode: fold -*-
+// Description								/*{{{*/
+// $Id: debsrcrecords.cc,v 1.1 1999/04/04 01:17:29 jgg Exp $
+/* ######################################################################
+   
+   Debian Source Package Records - Parser implementation for Debian style
+                                   source indexes
+      
+   ##################################################################### */
+									/*}}}*/
+// Include Files							/*{{{*/
+#ifdef __GNUG__
+#pragma implementation "apt-pkg/debsrcrecords.h"
+#endif 
+
+#include <apt-pkg/debsrcrecords.h>
+#include <apt-pkg/error.h>
+									/*}}}*/
+
+// SrcRecordParser::Binaries - Return the binaries field		/*{{{*/
+// ---------------------------------------------------------------------
+/* This member parses the binaries field into a pair of class arrays and
+   returns a list of strings representing all of the components of the
+   binaries field. The returned array need not be freed and will be
+   reused by the next Binaries function call. */
+const char **debSrcRecordParser::Binaries()
+{
+   string Bins = Sect.FindS("Binary");
+   char *Buf = Buffer;
+   unsigned int Bin = 0;
+   if (Bins.empty() == true)
+      return 0;
+   
+   // Strip any leading spaces
+   string::const_iterator Start = Bins.begin();
+   for (; Start != Bins.end() && isspace(*Start) != 0; Start++);
+
+   string::const_iterator Pos = Start;
+   while (Pos != Bins.end())
+   {
+      // Skip to the next ','
+      for (; Pos != Bins.end() && *Pos != ','; Pos++);
+      
+      // Back remove spaces
+      string::const_iterator End = Pos;
+      for (; End > Start && (End[-1] == ',' || isspace(End[-1]) != 0); End--);
+      
+      // Stash the string
+      memcpy(Buf,Start,End-Start);
+      StaticBinList[Bin] = Buf;
+      Bin++;
+      Buf += End-Start;
+      *Buf++ = 0;
+      
+      // Advance pos
+      for (; Pos != Bins.end() && (*Pos == ',' || isspace(*Pos) != 0); Pos++);
+      Start = Pos;
+   }
+   
+   StaticBinList[Bin] = 0;
+   return StaticBinList;
+}
+									/*}}}*/
diff --git a/apt-pkg/deb/debsrcrecords.h b/apt-pkg/deb/debsrcrecords.h
new file mode 100644
index 000000000..5d3b20488
--- /dev/null
+++ b/apt-pkg/deb/debsrcrecords.h
@@ -0,0 +1,46 @@
+// -*- mode: cpp; mode: fold -*-
+// Description								/*{{{*/
+// $Id: debsrcrecords.h,v 1.1 1999/04/04 01:17:29 jgg Exp $
+/* ######################################################################
+   
+   Debian Source Package Records - Parser implementation for Debian style
+                                   source indexes
+   
+   ##################################################################### */
+									/*}}}*/
+#ifndef PKGLIB_DEBSRCRECORDS_H
+#define PKGLIB_DEBSRCRECORDS_H
+
+#ifdef __GNUG__
+#pragma interface "apt-pkg/debsrcrecords.h"
+#endif 
+
+#include <apt-pkg/srcrecords.h>
+#include <apt-pkg/tagfile.h>
+
+class debSrcRecordParser : public pkgSrcRecords::Parser
+{
+   pkgTagFile Tags;
+   pkgTagSection Sect;
+   char Buffer[10000];
+   const char *StaticBinList[400];
+   unsigned long iOffset;
+   
+   public:
+
+   virtual bool Restart() {return Tags.Jump(Sect,0);};
+   virtual bool Step() {iOffset = Tags.Offset(); return Tags.Step(Sect);};
+   virtual bool Jump(unsigned long Off) {iOffset = Off; return Tags.Jump(Sect,Off);};
+
+   virtual string Package() {return Sect.FindS("Package");};
+   virtual string Version() {return Sect.FindS("Version");};
+   virtual string Maintainer() {return Sect.FindS("Maintainer");};
+   virtual string Section() {return Sect.FindS("Section");};
+   virtual const char **Binaries();
+   virtual unsigned long Offset() {return iOffset;};
+   
+   debSrcRecordParser(FileFd *File) : Parser(File), 
+                   Tags(*File,sizeof(Buffer)) {};
+};
+
+#endif