1 files changed, 76 insertions, 0 deletions
diff --git a/src/file_format.hh b/src/file_format.hh
new file mode 100644
index 0000000..a8eb3e4
--- /dev/null
+++ b/src/file_format.hh
@@ -0,0 +1,76 @@
+/**
+ * Copyright (c) 2020, Timothy Stack
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * * Neither the name of Timothy Stack nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @file file_format.hh
+ */
+
+#ifndef lnav_file_format_hh
+#define lnav_file_format_hh
+
+#include "fmt/format.h"
+#include "ghc/filesystem.hpp"
+
+enum class file_format_t : int {
+    UNKNOWN,
+    SQLITE_DB,
+    ARCHIVE,
+    PCAP,
+    REMOTE,
+};
+
+file_format_t detect_file_format(const ghc::filesystem::path& filename);
+
+namespace fmt {
+template<>
+struct formatter<file_format_t> : formatter<string_view> {
+    template<typename FormatContext>
+    auto format(file_format_t ff, FormatContext& ctx)
+    {
+        string_view name = "unknown";
+        switch (ff) {
+            case file_format_t::SQLITE_DB:
+                name = "\U0001F5C2  SQLite DB";
+                break;
+            case file_format_t::ARCHIVE:
+                name = "\U0001F5C4  Archive";
+                break;
+            case file_format_t::PCAP:
+                name = "\U0001F5A5  Pcap";
+                break;
+            case file_format_t::REMOTE:
+                name = "\U0001F5A5  Remote";
+                break;
+            default:
+                break;
+        }
+        return formatter<string_view>::format(name, ctx);
+    }
+};
+}  // namespace fmt
+
+#endif