OpenSystemsDevelopment / qpdf

Commit 359999a59cc1befdc94115d3cd17cb95a0ebdb49

Authored by Jay Berkenbilt
1 parent 88706995

note 


git-svn-id: svn+q:///qpdf/trunk@1033 71b93d88-0707-0410-a8cf-f5a4172ac649
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  1 +2.2.1
  2 +=====
  3 +
  4 +Add interface for working with in-memory PDF files. Here's some code
  5 +to work with.
  6 +
  7 + Pl_Buffer b("b");
  8 + FILE* f = QUtil::fopen_wrapper(std::string("open ") + filename,
  9 + fopen(filename, "rb"));
  10 + unsigned char buf[1024];
  11 + size_t bytes_read = 0;
  12 + while (true)
  13 + {
  14 + size_t len = fread(buf, 1, sizeof(buf), f);
  15 + if (len == 0)
  16 + {
  17 + if (ferror(f))
  18 + {
  19 + throw QPDFExc(qpdf_e_system,
  20 + filename, "",
  21 + 0,
  22 + "read");
  23 + }
  24 + else
  25 + {
  26 + b.finish();
  27 + break;
  28 + }
  29 + }
  30 + else
  31 + {
  32 + b.write(buf, len);
  33 + bytes_read += len;
  34 + }
  35 + }
  36 + fclose(f);
  37 + this->file = new BufferInputSource(filename, b.getBuffer());
  38 +
1 39 General
2 40 =======
3 41  
... ...