add error codes & messages to the library

1 files changed, 26 insertions, 10 deletions

diff --git a/utils/aes128ecb_decrypt_file.cpp b/utils/aes128ecb_decrypt_file.cpp
index 33e0515..23545f9 100644
--- a/utils/aes128ecb_decrypt_file.cpp
+++ b/utils/aes128ecb_decrypt_file.cpp
@@ -6,10 +6,13 @@
  *            See LICENSE.txt for details.
  */
 
+#include "common.hpp"
+
 #include <aesni/all.h>
 
-#include <cstdio>
+#include <cstdlib>
 
+#include <exception>
 #include <iostream>
 #include <fstream>
 #include <string>
@@ -51,27 +54,40 @@ int main(int argc, char** argv)
         const std::string src_path(argv[2]);
         const std::string dest_path(argv[3]);
 
-        const auto src_size = get_file_size(src_path);
+        const auto src_size = static_cast<std::size_t>(get_file_size(src_path));
 
         std::ifstream src_ifs;
         src_ifs.exceptions(std::ifstream::badbit | std::ifstream::failbit);
         src_ifs.open(src_path, std::ifstream::binary);
 
         std::vector<char> src_buf;
-        src_buf.reserve(static_cast<std::vector<char>::size_type>(src_size));
+        src_buf.reserve(src_size);
         src_buf.assign(std::istreambuf_iterator<char>(src_ifs),
                        std::istreambuf_iterator<char>());
 
         aesni_expand_key_schedule128(key, &key_schedule);
         aesni_invert_key_schedule128(&key_schedule, &inverted_schedule);
 
-        auto dest_size = aesni_decrypt_buffer_ecb128(
-            src_buf.data(), static_cast<std::size_t>(src_size), NULL, &inverted_schedule);
-
-        std::vector<char> dest_buf(static_cast<std::vector<char>::size_type>(dest_size));
-
-        dest_size = aesni_decrypt_buffer_ecb128(
-            src_buf.data(), static_cast<std::size_t>(src_size), dest_buf.data(), &inverted_schedule);
+        std::size_t dest_size;
+
+        aesni_decrypt_buffer_ecb128(
+            src_buf.data(),
+            src_size,
+            NULL,
+            &dest_size,
+            &inverted_schedule,
+            aesni::ErrorDetailsThrowsInDestructor());
+
+        std::vector<char> dest_buf;
+        dest_buf.reserve(dest_size);
+
+        aesni_decrypt_buffer_ecb128(
+            src_buf.data(),
+            src_size,
+            dest_buf.data(),
+            &dest_size,
+            &inverted_schedule,
+            aesni::ErrorDetailsThrowsInDestructor());
 
         std::ofstream dest_ofs;
         dest_ofs.exceptions(std::ofstream::badbit | std::ofstream::failbit);