From 0e272178d1887b0ef0ccac61876c6f5e30fea22f Mon Sep 17 00:00:00 2001
From: Pierre Ossman <ossman@cendio.se>
Date: Tue, 3 Sep 2024 09:10:14 +0200
Subject: Add more usage of SystemException

Prefer this exception for failures involving errno as it gives a better
error description.
---
 common/rfb/SSecurityRSAAES.cxx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'common')

diff --git a/common/rfb/SSecurityRSAAES.cxx b/common/rfb/SSecurityRSAAES.cxx
index 5b3a04d2..92b332d6 100644
--- a/common/rfb/SSecurityRSAAES.cxx
+++ b/common/rfb/SSecurityRSAAES.cxx
@@ -24,6 +24,7 @@
 #error "This source should not be compiled without HAVE_NETTLE defined"
 #endif
 
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <assert.h>
@@ -155,7 +156,7 @@ void SSecurityRSAAES::loadPrivateKey()
 {
   FILE* file = fopen(keyFile, "rb");
   if (!file)
-    throw Exception("failed to open key file");
+    throw rdr::SystemException("failed to open key file", errno);
   fseek(file, 0, SEEK_END);
   size_t size = ftell(file);
   if (size == 0 || size > MaxKeyFileSize) {
@@ -166,7 +167,7 @@ void SSecurityRSAAES::loadPrivateKey()
   std::vector<uint8_t> data(size);
   if (fread(data.data(), 1, data.size(), file) != size) {
     fclose(file);
-    throw Exception("failed to read key");
+    throw rdr::SystemException("failed to read key", errno);
   }
   fclose(file);
 
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