From c9b6b9a5ca082fe7c1b6f58d7713f785a9eb6a5c Mon Sep 17 00:00:00 2001
From: Martial Simon <msimon_fr@hotmail.com>
Date: Mon, 15 Sep 2025 01:08:27 +0200
Subject: add: graphs et rushs

---
 graphs/cpp/directories_infos/directory_info.cc | 34 ++++++++++++++++++++++
 graphs/cpp/directories_infos/directory_info.hh | 24 ++++++++++++++++
 graphs/cpp/directories_infos/main_example.cc   | 32 +++++++++++++++++++++
 graphs/cpp/directories_infos/read_info.cc      | 39 ++++++++++++++++++++++++++
 graphs/cpp/directories_infos/read_info.hh      |  7 +++++
 5 files changed, 136 insertions(+)
 create mode 100644 graphs/cpp/directories_infos/directory_info.cc
 create mode 100644 graphs/cpp/directories_infos/directory_info.hh
 create mode 100644 graphs/cpp/directories_infos/main_example.cc
 create mode 100644 graphs/cpp/directories_infos/read_info.cc
 create mode 100644 graphs/cpp/directories_infos/read_info.hh

(limited to 'graphs/cpp/directories_infos')

diff --git a/graphs/cpp/directories_infos/directory_info.cc b/graphs/cpp/directories_infos/directory_info.cc
new file mode 100644
index 0000000..2c28150
--- /dev/null
+++ b/graphs/cpp/directories_infos/directory_info.cc
@@ -0,0 +1,34 @@
+//
+// Created by martial.simon on 2/24/25.
+//
+#include "directory_info.hh"
+
+DirectoryInfo::DirectoryInfo(const std::string& name, size_t size,
+                             uint16_t rights, const std::string& owner)
+    : name_{ name }
+    , size_{ size }
+    , rights_{ rights }
+    , owner_{ owner }
+{
+    is_valid_ = true;
+}
+const std::string& DirectoryInfo::get_name() const
+{
+    return name_;
+}
+const std::string& DirectoryInfo::get_owner() const
+{
+    return owner_;
+}
+size_t DirectoryInfo::get_size() const
+{
+    return size_;
+}
+uint16_t DirectoryInfo::get_rights() const
+{
+    return rights_;
+}
+bool DirectoryInfo::is_valid() const
+{
+    return is_valid_;
+}
diff --git a/graphs/cpp/directories_infos/directory_info.hh b/graphs/cpp/directories_infos/directory_info.hh
new file mode 100644
index 0000000..eaf7c62
--- /dev/null
+++ b/graphs/cpp/directories_infos/directory_info.hh
@@ -0,0 +1,24 @@
+#pragma once
+
+#include <cstdint>
+#include <string>
+
+class DirectoryInfo
+{
+public:
+    DirectoryInfo() = default;
+    DirectoryInfo(const std::string& name, size_t size, uint16_t rights,
+                  const std::string& owner);
+    const std::string& get_name() const;
+    const std::string& get_owner() const;
+    size_t get_size() const;
+    uint16_t get_rights() const;
+    bool is_valid() const;
+
+private:
+    std::string name_;
+    size_t size_;
+    uint16_t rights_;
+    std::string owner_;
+    bool is_valid_ = false;
+};
diff --git a/graphs/cpp/directories_infos/main_example.cc b/graphs/cpp/directories_infos/main_example.cc
new file mode 100644
index 0000000..db4bfa0
--- /dev/null
+++ b/graphs/cpp/directories_infos/main_example.cc
@@ -0,0 +1,32 @@
+#include <fstream>
+#include <iomanip>
+#include <iostream>
+
+#include "directory_info.hh"
+#include "read_info.hh"
+
+int main(int argc, char** argv)
+{
+    if (argc < 2)
+        return 1;
+
+    auto file = std::ifstream(argv[1]);
+
+    DirectoryInfo dir_info;
+
+    while ((dir_info = read_info(file)).is_valid())
+    {
+        std::stringstream str_stream;
+        str_stream << dir_info.get_name() << ' ' << dir_info.get_size() << ' '
+                   << std::oct << dir_info.get_rights() << std::dec << ' '
+                   << dir_info.get_owner() << '\n';
+
+        dir_info = read_info(str_stream);
+        if (!dir_info.is_valid())
+            break;
+
+        std::cout << dir_info.get_name() << '|' << dir_info.get_size() << '|'
+                  << std::oct << dir_info.get_rights() << std::dec << '|'
+                  << dir_info.get_owner() << '\n';
+    }
+}
diff --git a/graphs/cpp/directories_infos/read_info.cc b/graphs/cpp/directories_infos/read_info.cc
new file mode 100644
index 0000000..327d004
--- /dev/null
+++ b/graphs/cpp/directories_infos/read_info.cc
@@ -0,0 +1,39 @@
+#include "read_info.hh"
+
+#include <sstream>
+
+#include "directory_info.hh"
+
+DirectoryInfo read_info(std::istream& stream)
+{
+    if (stream.eof())
+    {
+        return DirectoryInfo{};
+    }
+    std::string l;
+    std::getline(stream, l);
+    std::istringstream line{ l };
+    std::string name;
+    size_t size;
+    uint16_t rights;
+    std::string owner;
+    if (!(line >> name))
+    {
+        return DirectoryInfo{};
+    }
+    if (!(line >> size))
+    {
+        return DirectoryInfo{};
+    }
+    if (!(line >> std::oct >> rights >> std::dec))
+    {
+        return DirectoryInfo{};
+    }
+    if (!(line >> owner))
+    {
+        return DirectoryInfo{};
+    }
+    if (line.eof())
+        return DirectoryInfo{ name, size, rights, owner };
+    return DirectoryInfo{};
+}
\ No newline at end of file
diff --git a/graphs/cpp/directories_infos/read_info.hh b/graphs/cpp/directories_infos/read_info.hh
new file mode 100644
index 0000000..72f64b4
--- /dev/null
+++ b/graphs/cpp/directories_infos/read_info.hh
@@ -0,0 +1,7 @@
+#pragma once
+#include <iostream>
+
+#include "directory_info.hh"
+
+// use ref to istream
+DirectoryInfo read_info(std::istream& stream);
\ No newline at end of file
-- 
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