1 files changed, 53 insertions, 0 deletions
diff --git a/src/lib/platform/ImmuneKeysReader.cpp b/src/lib/platform/ImmuneKeysReader.cpp
new file mode 100644
index 0000000..72baed3
--- /dev/null
+++ b/src/lib/platform/ImmuneKeysReader.cpp
@@ -0,0 +1,53 @@
+/*
+* barrier -- mouse and keyboard sharing utility
+* Copyright (C) 2018 Deuauche Open Source Group
+*
+* This package is free software; you can redistribute it and/or
+* modify it under the terms of the GNU General Public License
+* found in the file LICENSE that should have accompanied this file.
+*
+* This package 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "ImmuneKeysReader.h"
+
+#include <fstream>
+
+const std::size_t AllocatedLineSize = 1024;
+const char CommentChar = '#';
+
+static void add_key(const char * const buffer, std::vector<DWORD> &keys)
+{
+    const char *first;
+    // skip spaces. ignore blank lines and comment lines
+    for (first = buffer; *first == ' '; ++first);
+    if (*first != 0 && *first != CommentChar)
+        keys.emplace_back(std::stoul(first, 0, 0));
+}
+
+/*static*/ bool ImmuneKeysReader::get_list(const char * const path, std::vector<DWORD> &keys, std::string &badline)
+{
+    // default values for return params
+    keys.clear();
+    badline.clear();
+    std::ifstream stream(path, std::ios::in);
+    if (stream.is_open()) {
+        // size includes the null-terminator
+        char buffer[AllocatedLineSize];
+        while (stream.getline(&buffer[0], AllocatedLineSize)) {
+            try {
+                add_key(buffer, keys);
+            } catch (...) {
+                badline = buffer;
+                return false;
+            }
+        }
+    }
+    return true;
+}
+\ No newline at end of file