apt-pkg/deb/debsrcrecords.cc

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: debsrcrecords.cc,v 1.3 1999/04/07 05:30:18 jgg Exp $
   4 /* ######################################################################
   5
   6    Debian Source Package Records - Parser implementation for Debian style
   7                                    source indexes
   8
   9    ##################################################################### */
  10                                                                         /*}}}*/
  11 // Include Files                                                        /*{{{*/
  12 #ifdef __GNUG__
  13 #pragma implementation "apt-pkg/debsrcrecords.h"
  14 #endif
  15
  16 #include <apt-pkg/debsrcrecords.h>
  17 #include <apt-pkg/error.h>
  18 #include <apt-pkg/strutl.h>
  19                                                                         /*}}}*/
  20
  21 // SrcRecordParser::Binaries - Return the binaries field                /*{{{*/
  22 // ---------------------------------------------------------------------
  23 /* This member parses the binaries field into a pair of class arrays and
  24    returns a list of strings representing all of the components of the
  25    binaries field. The returned array need not be freed and will be
  26    reused by the next Binaries function call. */
  27 const char **debSrcRecordParser::Binaries()
  28 {
  29    string Bins = Sect.FindS("Binary");
  30    char *Buf = Buffer;
  31    unsigned int Bin = 0;
  32    if (Bins.empty() == true)
  33       return 0;
  34
  35    // Strip any leading spaces
  36    string::const_iterator Start = Bins.begin();
  37    for (; Start != Bins.end() && isspace(*Start) != 0; Start++);
  38
  39    string::const_iterator Pos = Start;
  40    while (Pos != Bins.end())
  41    {
  42       // Skip to the next ','
  43       for (; Pos != Bins.end() && *Pos != ','; Pos++);
  44
  45       // Back remove spaces
  46       string::const_iterator End = Pos;
  47       for (; End > Start && (End[-1] == ',' || isspace(End[-1]) != 0); End--);
  48
  49       // Stash the string
  50       memcpy(Buf,Start,End-Start);
  51       StaticBinList[Bin] = Buf;
  52       Bin++;
  53       Buf += End-Start;
  54       *Buf++ = 0;
  55
  56       // Advance pos
  57       for (; Pos != Bins.end() && (*Pos == ',' || isspace(*Pos) != 0); Pos++);
  58       Start = Pos;
  59    }
  60
  61    StaticBinList[Bin] = 0;
  62    return StaticBinList;
  63 }
  64                                                                         /*}}}*/
  65 // SrcRecordParser::Files - Return a list of files for this source      /*{{{*/
  66 // ---------------------------------------------------------------------
  67 /* This parses the list of files and returns it, each file is required to have
  68    a complete source package */
  69 bool debSrcRecordParser::Files(vector<pkgSrcRecords::File> &List)
  70 {
  71    List.erase(List.begin(),List.end());
  72
  73    string Files = Sect.FindS("Files");
  74    if (Files.empty() == true)
  75       return false;
  76
  77    // Stash the / terminated directory prefix
  78    string Base = Sect.FindS("Directory");
  79    if (Base.empty() == false && Base[Base.length()-1] != '/')
  80       Base += '/';
  81
  82    // Iterate over the entire list grabbing each triplet
  83    const char *C = Files.c_str();
  84    while (*C != 0)
  85    {
  86       pkgSrcRecords::File F;
  87       string Size;
  88
  89       // Parse each of the elements
  90       if (ParseQuoteWord(C,F.MD5Hash) == false ||
  91           ParseQuoteWord(C,Size) == false ||
  92           ParseQuoteWord(C,F.Path) == false)
  93          return _error->Error("Error parsing file record");
  94
  95       // Parse the size and append the directory
  96       F.Size = atoi(Size.c_str());
  97       F.Path = Base + F.Path;
  98       List.push_back(F);
  99    }
 100
 101    return true;
 102 }
 103                                                                         /*}}}*/