From c9c21105f63e4ed385a38c6d39dae657d4535316 Mon Sep 17 00:00:00 2001
From: Stephen Seo <seo.disparate@gmail.com>
Date: Fri, 6 Sep 2024 15:57:46 +0900
Subject: [PATCH] Only allow protocol "HTTP/1.1"

---
 src/http.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/http.c b/src/http.c
index e2e39e4..b448f93 100644
--- a/src/http.c
+++ b/src/http.c
@@ -146,6 +146,12 @@ char *c_simple_http_request_response(
       *out_response_code = C_SIMPLE_HTTP_Response_400_Bad_Request;
     }
     return NULL;
+  } else if (strcmp(request_proto, "HTTP/1.1") != 0) {
+    fprintf(stderr, "ERROR Only HTTP/1.1 protocol requests are allowed!\n");
+    if (out_response_code) {
+      *out_response_code = C_SIMPLE_HTTP_Response_400_Bad_Request;
+    }
+    return NULL;
   }
 
   size_t generated_size = 0;