Fix content-length

Content-length in response was in reverse order.

2 files changed, 12 insertions, 8 deletions

diff --git a/LICENSE b/LICENSE
index 30573e9..08bdde0 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright 2019-2021 Aleksey Veresov
+Copyright 2019-2023 Aleksey Veresov
 
 This software is provided 'as-is', without any express or implied warranty.
 In no event will the authors be held liable for any damages arising from
diff --git a/src/response.c b/src/response.c
index 8809837..ed9d8ae 100644
--- a/src/response.c
+++ b/src/response.c
@@ -167,15 +167,19 @@ void magi_response_header(struct magi_response *r,
 void magi_response_content_length(struct magi_response *r, int length)
 {
     struct magi_param addon;
-    int len     = 1;
-    addon.name  = magi_str_create_copy("Content-Length", 14);
-    addon.data  = malloc(len + 1);
-    *addon.data = '0' + length % 10;
-    while (length /= 10) {
-        addon.data      = realloc(addon.data, len + 2);
-        addon.data[len] = '0' + length % 10;
+    int len    = 1;
+    int tmp    = length;
+    addon.name = magi_str_create_copy("Content-Length", 14);
+    while (tmp /= 10) {
         ++len;
     }
+    addon.data  = malloc(len + 1);
+    addon.data[len - 1] = '0' + length % 10;
+    length /= 10;
+    for (tmp = len - 2; tmp >= 0; --tmp) {
+        addon.data[tmp] = '0' + length % 10;
+        length /= 10;
+    }
     addon.data[len] = 0;
     magi_params_set(&r->head_entity, &addon);
 }