From 6cac3cb57cb4f430df80f8a21e358ad40ae59c89 Mon Sep 17 00:00:00 2001
From: Egor Tensin <egor@tensin.name>
Date: Sat, 13 Jun 2026 14:37:12 +0200
Subject: add .clang-format

---
 aesxx/utils/decrypt_bmp.cpp | 83 ++++++++++++++++++---------------------------
 1 file changed, 33 insertions(+), 50 deletions(-)

(limited to 'aesxx/utils/decrypt_bmp.cpp')

diff --git a/aesxx/utils/decrypt_bmp.cpp b/aesxx/utils/decrypt_bmp.cpp
index 9f9cd52..86f6b7d 100644
--- a/aesxx/utils/decrypt_bmp.cpp
+++ b/aesxx/utils/decrypt_bmp.cpp
@@ -9,83 +9,66 @@
 
 #include <aesxx/all.hpp>
 
-#include <windows.h>
-
 #include <boost/program_options.hpp>
 
+#include <windows.h>
+
 #include <exception>
 #include <iostream>
 #include <string>
 
-namespace
-{
-    void decrypt_bmp(
-        aes::Box& box,
-        const std::string& ciphertext_path,
-        const std::string& plaintext_path)
-    {
-        bmp::BmpFile bmp{file::read_file(ciphertext_path)};
-        bmp.replace_pixels(box.decrypt_buffer(
-            bmp.get_pixels(),
-            bmp.get_pixels_size()));
-        file::write_file(plaintext_path, bmp.get_buffer(), bmp.get_size());
-    }
+namespace {
 
-    void decrypt_bmp(const FileSettings& settings)
-    {
-        const auto& algorithm = settings.algorithm;
-        const auto& mode = settings.mode;
+void decrypt_bmp(aes::Box& box,
+                 const std::string& ciphertext_path,
+                 const std::string& plaintext_path) {
+    bmp::BmpFile bmp{file::read_file(ciphertext_path)};
+    bmp.replace_pixels(box.decrypt_buffer(bmp.get_pixels(), bmp.get_pixels_size()));
+    file::write_file(plaintext_path, bmp.get_buffer(), bmp.get_size());
+}
 
-        aes::Box::Key key;
-        aes::Box::parse_key(key, algorithm, settings.key);
+void decrypt_bmp(const FileSettings& settings) {
+    const auto& algorithm = settings.algorithm;
+    const auto& mode = settings.mode;
 
-        if (aes::mode_requires_init_vector(mode))
-        {
-            aes::Box::Block iv;
-            aes::Box::parse_block(iv, algorithm, settings.iv);
+    aes::Box::Key key;
+    aes::Box::parse_key(key, algorithm, settings.key);
 
-            aes::Box box{algorithm, key, mode, iv};
-            decrypt_bmp(box, settings.input_path, settings.output_path);
-        }
-        else
-        {
-            aes::Box box{algorithm, key};
-            decrypt_bmp(box, settings.input_path, settings.output_path);
-        }
+    if (aes::mode_requires_init_vector(mode)) {
+        aes::Box::Block iv;
+        aes::Box::parse_block(iv, algorithm, settings.iv);
+
+        aes::Box box{algorithm, key, mode, iv};
+        decrypt_bmp(box, settings.input_path, settings.output_path);
+    } else {
+        aes::Box box{algorithm, key};
+        decrypt_bmp(box, settings.input_path, settings.output_path);
     }
 }
 
-int main(int argc, char** argv)
-{
-    try
-    {
+} // namespace
+
+int main(int argc, char** argv) {
+    try {
         FileSettings settings{argv[0]};
 
-        try
-        {
+        try {
             settings.parse(argc, argv);
-        }
-        catch (const boost::program_options::error& e)
-        {
+        } catch (const boost::program_options::error& e) {
             settings.usage_error(e);
             return 1;
         }
 
-        if (settings.exit_with_usage)
-        {
+        if (settings.exit_with_usage) {
             settings.usage();
             return 0;
         }
 
         decrypt_bmp(settings);
-    }
-    catch (const aes::Error& e)
-    {
+    } catch (const aes::Error& e) {
         std::cerr << e;
         return 1;
-    }
-    catch (const std::exception& e)
-    {
+    } catch (const std::exception& e) {
         std::cerr << e.what() << "\n";
         return 1;
     }
-- 
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