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-rw-r--r--2005/i/robert/src/data/data_input.cc37
-rw-r--r--2005/i/robert/src/data/data_input.hh44
-rw-r--r--2005/i/robert/src/data/data_input_file.cc46
-rw-r--r--2005/i/robert/src/data/data_input_file.hh45
-rw-r--r--2005/i/robert/src/data/data_input_zlib.cc84
-rw-r--r--2005/i/robert/src/data/data_input_zlib.hh48
-rw-r--r--2005/i/robert/src/data/data_output.cc34
-rw-r--r--2005/i/robert/src/data/data_output.hh44
-rw-r--r--2005/i/robert/src/data/test_data.cc55
9 files changed, 437 insertions, 0 deletions
diff --git a/2005/i/robert/src/data/data_input.cc b/2005/i/robert/src/data/data_input.cc
new file mode 100644
index 0000000..cfc9b2a
--- /dev/null
+++ b/2005/i/robert/src/data/data_input.cc
@@ -0,0 +1,37 @@
+// data_input.cc
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "data_input.hh"
+
+/// Lit un caractère. Renvois -1 en cas de fin de fichier.
+int
+DataInput::getc (void)
+{
+ uint8_t c;
+ if (read (&c, 1) == 1)
+ return c & 0xff;
+ else
+ return -1;
+}
+
diff --git a/2005/i/robert/src/data/data_input.hh b/2005/i/robert/src/data/data_input.hh
new file mode 100644
index 0000000..ae59366
--- /dev/null
+++ b/2005/i/robert/src/data/data_input.hh
@@ -0,0 +1,44 @@
+#ifndef data_input_hh
+#define data_input_hh
+// data_input.hh
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+
+#include <stdint.h>
+
+/// Classe d'entrée de données. C'est une sorte de istream simplifié
+/// permettant d'accéder à des données en lecture.
+class DataInput
+{
+ public:
+ /// Destructeur.
+ virtual ~DataInput (void) { }
+ /// Lit des données. Même convention que le read de la libc, mais lance
+ /// une exception en cas d'erreur.
+ virtual unsigned read (uint8_t *buf, unsigned size) = 0;
+ /// Lit un caractère. Renvois -1 en cas de fin de fichier.
+ int getc (void);
+};
+
+#endif // data_input_hh
diff --git a/2005/i/robert/src/data/data_input_file.cc b/2005/i/robert/src/data/data_input_file.cc
new file mode 100644
index 0000000..75b7500
--- /dev/null
+++ b/2005/i/robert/src/data/data_input_file.cc
@@ -0,0 +1,46 @@
+// data_input_file.cc
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "data_input_file.hh"
+#include "utils/errno_exception.hh"
+
+/// Constructeur.
+DataInputFile::DataInputFile (const std::string &name)
+ : name_ (name), file_ (name.c_str ())
+{
+ if (!file_)
+ throw errno_exception (name_, errno);
+}
+
+/// Lit des données. Même convention que le read de la libc, mais lance
+/// une exception en cas d'erreur.
+unsigned
+DataInputFile::read (uint8_t *buf, unsigned size)
+{
+ file_.read (reinterpret_cast<char *> (buf), size);
+ if (file_.bad ())
+ throw errno_exception (name_, errno);
+ return file_.gcount ();
+}
+
diff --git a/2005/i/robert/src/data/data_input_file.hh b/2005/i/robert/src/data/data_input_file.hh
new file mode 100644
index 0000000..29d22ca
--- /dev/null
+++ b/2005/i/robert/src/data/data_input_file.hh
@@ -0,0 +1,45 @@
+#ifndef data_input_file_hh
+#define data_input_file_hh
+// data_input_file.hh
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "data_input.hh"
+
+#include <string>
+#include <fstream>
+
+/// Data depuis un fichier standard.
+class DataInputFile : public DataInput
+{
+ std::string name_;
+ std::ifstream file_;
+ public:
+ /// Constructeur.
+ DataInputFile (const std::string &name);
+ /// Lit des données. Même convention que le read de la libc, mais lance
+ /// une exception en cas d'erreur.
+ unsigned read (uint8_t *buf, unsigned size);
+};
+
+#endif // data_input_file_hh
diff --git a/2005/i/robert/src/data/data_input_zlib.cc b/2005/i/robert/src/data/data_input_zlib.cc
new file mode 100644
index 0000000..f8f5322
--- /dev/null
+++ b/2005/i/robert/src/data/data_input_zlib.cc
@@ -0,0 +1,84 @@
+// data_input_zlib.cc
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "data_input_zlib.hh"
+
+#include <stdexcept>
+
+/// Constructeur.
+DataInputZlib::DataInputZlib (DataInput &data)
+ : data_ (data), inBuf_ (0)
+{
+ // Allocate input buffer.
+ inBuf_ = new uint8_t[inBufSize_];
+ // Initialise the zlib structure.
+ zStream_.next_in = 0;
+ zStream_.avail_in = 0;
+ zStream_.next_out = 0;
+ zStream_.avail_out = 0;
+ zStream_.zalloc = 0;
+ zStream_.zfree = 0;
+ zStream_.opaque = 0;
+ if (inflateInit2 (&zStream_, 32 + 15) != Z_OK)
+ {
+ delete[] inBuf_;
+ throw std::runtime_error (zStream_.msg);
+ }
+}
+
+/// Destructeur.
+DataInputZlib::~DataInputZlib (void)
+{
+ inflateEnd (&zStream_);
+ delete[] inBuf_;
+}
+
+/// Lit des données. Même convention que le read de la libc, mais lance
+/// une exception en cas d'erreur.
+unsigned
+DataInputZlib::read (uint8_t *buf, unsigned size)
+{
+ // Set output buffer.
+ zStream_.next_out = buf;
+ zStream_.avail_out = size;
+ // While not satisfied.
+ while (zStream_.avail_out)
+ {
+ // Feed more data.
+ if (zStream_.avail_in == 0)
+ {
+ zStream_.next_in = inBuf_;
+ zStream_.avail_in = data_.read (inBuf_, inBufSize_);
+ }
+ // Uncompress.
+ int r = inflate (&zStream_, Z_SYNC_FLUSH);
+ // Check result.
+ if (r == Z_STREAM_END)
+ return size - zStream_.avail_out;
+ else if (r != Z_OK)
+ throw std::runtime_error (zStream_.msg);
+ }
+ return size;
+}
+
diff --git a/2005/i/robert/src/data/data_input_zlib.hh b/2005/i/robert/src/data/data_input_zlib.hh
new file mode 100644
index 0000000..0b7cf5f
--- /dev/null
+++ b/2005/i/robert/src/data/data_input_zlib.hh
@@ -0,0 +1,48 @@
+#ifndef data_input_zlib_hh
+#define data_input_zlib_hh
+// data_input_zlib.hh
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "data_input.hh"
+
+#include <zlib.h>
+
+/// Data depuis un data compressé en zlib.
+class DataInputZlib : public DataInput
+{
+ DataInput &data_;
+ uint8_t *inBuf_;
+ static const unsigned inBufSize_ = 1024;
+ z_stream zStream_;
+ public:
+ /// Constructeur.
+ DataInputZlib (DataInput &data);
+ /// Destructeur.
+ ~DataInputZlib (void);
+ /// Lit des données. Même convention que le read de la libc, mais lance
+ /// une exception en cas d'erreur.
+ unsigned read (uint8_t *buf, unsigned size);
+};
+
+#endif // data_input_zlib_hh
diff --git a/2005/i/robert/src/data/data_output.cc b/2005/i/robert/src/data/data_output.cc
new file mode 100644
index 0000000..ed04e97
--- /dev/null
+++ b/2005/i/robert/src/data/data_output.cc
@@ -0,0 +1,34 @@
+// data_output.cc
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "data_output.hh"
+
+/// Écrit un caractère.
+void
+DataOutput::putc (int c)
+{
+ uint8_t uc = c;
+ write (&uc, 1);
+}
+
diff --git a/2005/i/robert/src/data/data_output.hh b/2005/i/robert/src/data/data_output.hh
new file mode 100644
index 0000000..7141892
--- /dev/null
+++ b/2005/i/robert/src/data/data_output.hh
@@ -0,0 +1,44 @@
+#ifndef data_output_hh
+#define data_output_hh
+// data_output.hh
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+
+#include <stdint.h>
+
+/// Classe de sortie de données. C'est une sorte de ostream simplifié
+/// permettant d'accéder à des données en écriture.
+class DataOutput
+{
+ public:
+ /// Destructeur.
+ virtual ~DataOutput (void) { }
+ /// Écrit des données. Même convention que le write de la libc, mais lance
+ /// une exception en cas d'erreur.
+ virtual void write (const uint8_t *buf, unsigned size) = 0;
+ /// Écrit un caractère.
+ void putc (int c);
+};
+
+#endif // data_output_hh
diff --git a/2005/i/robert/src/data/test_data.cc b/2005/i/robert/src/data/test_data.cc
new file mode 100644
index 0000000..a57b2c3
--- /dev/null
+++ b/2005/i/robert/src/data/test_data.cc
@@ -0,0 +1,55 @@
+// test_data.cc
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "data_input_file.hh"
+#include "data_input_zlib.hh"
+
+#include <iostream>
+#include <stdexcept>
+
+int
+main (int argc, char **argv)
+{
+ try
+ {
+ if (argc != 2)
+ throw std::runtime_error ("Syntax: test_data file");
+ DataInputFile f (argv[1]);
+ DataInputZlib z (f);
+ uint8_t buf[1024];
+ int r = z.read (buf, 1024);
+ while (r != 0)
+ {
+ write (1, buf, r);
+ r = z.read (buf, r);
+ }
+ }
+ catch (const std::exception &e)
+ {
+ std::cerr << e.what () << std::endl;
+ return 1;
+ }
+ return 0;
+}
+