Initial commit as release 1.1.0

RPiSetup/brlaser-master/test/tempfile.h

@@ -0,0 +1,54 @@
+// This file is part of the brlaser printer driver.
+//
+// Copyright 2014 Peter De Wachter
+//
+// brlaser is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 2 of the License, or
+// (at your option) any later version.
+//
+// brlaser is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with brlaser.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef TEMPFILE_H
+#define TEMPFILE_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <vector>
+
+class tempfile {
+ public:
+  explicit tempfile()
+      : ptr_(0),
+        size_(0),
+        file_(open_memstream(&ptr_, &size_)) {
+  }
+
+  ~tempfile() {
+    fclose(file_);
+    free(ptr_);
+  }
+
+  FILE *file() {
+    return file_;
+  }
+
+  std::vector<uint8_t> data() {
+    if (fflush(file_))
+      return std::vector<uint8_t>();
+    return std::vector<uint8_t>(ptr_, ptr_ + size_);
+  }
+
+ private:
+  char *ptr_;
+  size_t size_;
+  FILE *file_;
+};
+
+#endif  // TEMPFILE_H