From c593fbb3b4c47cc6bc8d35b8753a229b14944551 Mon Sep 17 00:00:00 2001
From: Michael Schreckenbauer <grimlog@gmx.de>
Date: Wed, 15 Jun 2022 09:20:11 +0200
Subject: [PATCH 1/4] only allow regular files in set_static_file_info, return
 404 in all other cases

---
 include/crow/http_response.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/crow/http_response.h b/include/crow/http_response.h
index ec667b9a4..ce6ef2cad 100644
--- a/include/crow/http_response.h
+++ b/include/crow/http_response.h
@@ -233,7 +233,7 @@ namespace crow
 #ifdef CROW_ENABLE_COMPRESSION
             compressed = false;
 #endif
-            if (file_info.statResult == 0)
+            if (file_info.statResult == 0 && S_ISREG(file_info.statbuf.st_mode))
             {
                 std::size_t last_dot = path.find_last_of(".");
                 std::string extension = path.substr(last_dot + 1);
@@ -257,7 +257,6 @@ namespace crow
             {
                 code = 404;
                 file_info.path.clear();
-                this->end();
             }
         }
 

From df3d7cad41fa13981d688286e006b1f322526eff Mon Sep 17 00:00:00 2001
From: Michael Schreckenbauer <grimlog@gmx.de>
Date: Wed, 22 Jun 2022 10:54:25 +0200
Subject: [PATCH 2/4] define S_ISREG on windows

---
 include/crow/http_response.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/crow/http_response.h b/include/crow/http_response.h
index ce6ef2cad..922031027 100644
--- a/include/crow/http_response.h
+++ b/include/crow/http_response.h
@@ -4,7 +4,15 @@
 #include <ios>
 #include <fstream>
 #include <sstream>
+#if defined(_MSC_VER)
+#define _CRT_INTERNAL_NONSTDC_NAMES 1
 #include <sys/stat.h>
+#if !defined(S_ISREG) && defined(S_IFMT) && defined(S_IFREG)
+#define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
+#endif
+#else
+#include <sys/stat.h>
+#endif
 
 #include "crow/http_request.h"
 #include "crow/ci_map.h"

From 5f73f39ea705e773b1c71f3b59aba5921ec27a9c Mon Sep 17 00:00:00 2001
From: MichaelSB <grimlog@gmx.de>
Date: Wed, 22 Jun 2022 14:54:52 +0200
Subject: [PATCH 3/4] Simplified condition for defining S_ISREG

Co-authored-by: Farook Al-Sammarraie <farook@the-e-dev.com>
---
 include/crow/http_response.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/include/crow/http_response.h b/include/crow/http_response.h
index 922031027..b5ff6eea8 100644
--- a/include/crow/http_response.h
+++ b/include/crow/http_response.h
@@ -6,13 +6,11 @@
 #include <sstream>
 #if defined(_MSC_VER)
 #define _CRT_INTERNAL_NONSTDC_NAMES 1
+#endif
 #include <sys/stat.h>
 #if !defined(S_ISREG) && defined(S_IFMT) && defined(S_IFREG)
 #define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
 #endif
-#else
-#include <sys/stat.h>
-#endif
 
 #include "crow/http_request.h"
 #include "crow/ci_map.h"

From 83cde80023a332e317934d34db8bfcb1c093ba9a Mon Sep 17 00:00:00 2001
From: Michael Schreckenbauer <grimlog@gmx.de>
Date: Wed, 22 Jun 2022 15:00:00 +0200
Subject: [PATCH 4/4] added comment on S_ISREG

---
 include/crow/http_response.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/crow/http_response.h b/include/crow/http_response.h
index b5ff6eea8..ab25db2da 100644
--- a/include/crow/http_response.h
+++ b/include/crow/http_response.h
@@ -4,6 +4,8 @@
 #include <ios>
 #include <fstream>
 #include <sstream>
+// S_ISREG is not defined for windows
+// This defines it like suggested in https://stackoverflow.com/a/62371749
 #if defined(_MSC_VER)
 #define _CRT_INTERNAL_NONSTDC_NAMES 1
 #endif