[Privoxy-commits] [privoxy] 04/09: Don't forward connection options Privoxy doesn't understand

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commit 6260031edfde3b3f3129c01097a814e044f2a17e
Author: Fabian Keil <fk at fabiankeil.de>
AuthorDate: Mon Feb 10 12:05:22 2025 +0100

    Don't forward connection options Privoxy doesn't understand
---
 parsers.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/parsers.c b/parsers.c
index 944a932f..605f54a0 100644
--- a/parsers.c
+++ b/parsers.c
@@ -1870,8 +1870,20 @@ static jb_err server_connection(struct client_state *csp, char **header)
 
       if ((csp->flags & CSP_FLAG_CLIENT_CONNECTION_KEEP_ALIVE))
       {
-         log_error(LOG_LEVEL_HEADER,
-            "Keeping the server header '%s' around.", *header);
+         if (!strcmpic(*header, "Connection: keep-alive"))
+         {
+            log_error(LOG_LEVEL_HEADER,
+               "Keeping the server header '%s' around.", *header);
+         }
+         else
+         {
+            char *old_header = *header;
+
+            *header = strdup_or_die("Connection: keep-alive");
+            log_error(LOG_LEVEL_HEADER, "Replaced: \'%s\' with \'%s\'",
+               old_header, *header);
+            freez(old_header);
+         }
       }
       else
 #endif /* FEATURE_CONNECTION_KEEP_ALIVE */

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