ftparchive/sources.cc

   1 #include <string>
   2 #include <sstream>
   3
   4 // for memcpy
   5 #include <cstring>
   6
   7 #include <apt-pkg/error.h>
   8 #include <apt-pkg/gpgv.h>
   9
  10 #include "sources.h"
  11
  12 bool DscExtract::TakeDsc(const void *newData, unsigned long long newSize)
  13 {
  14    if (newSize == 0)
  15    {
  16       // adding two newlines 'off record' for pkgTagSection.Scan() calls
  17       Data = "\n\n";
  18       Length = 0;
  19       return true;
  20    }
  21
  22    Data = std::string((const char*)newData, newSize);
  23    // adding two newlines 'off record' for pkgTagSection.Scan() calls
  24    Data.append("\n\n");
  25    Length = newSize;
  26
  27    return true;
  28 }
  29
  30 bool DscExtract::Read(std::string FileName)
  31 {
  32    Data.clear();
  33    Length = 0;
  34
  35    FileFd F;
  36    if (OpenMaybeClearSignedFile(FileName, F) == false)
  37       return false;
  38
  39    IsClearSigned = (FileName != F.Name());
  40
  41    std::ostringstream data;
  42    char buffer[1024];
  43    do {
  44       unsigned long long actual = 0;
  45       if (F.Read(buffer, sizeof(buffer)-1, &actual) == false)
  46          return _error->Errno("read", "Failed to read dsc file %s", FileName.c_str());
  47       if (actual == 0)
  48          break;
  49       Length += actual;
  50       buffer[actual] = '\0';
  51       data << buffer;
  52    } while(true);
  53
  54    // adding two newlines 'off record' for pkgTagSection.Scan() calls
  55    data << "\n\n";
  56    Data = data.str();
  57    return true;
  58 }
  59
  60