[libsoup] soup-message-io: Log If-* caching headers to sysprof

[Patrick Griffis <pgriffis src gnome org>]

commit 15296b4c393e9d1600ce13d859b4b548d9e05ac2
Author: Philip Withnall <pwithnall endlessos org>
Date:   Mon Apr 19 18:36:23 2021 +0100

    soup-message-io: Log If-* caching headers to sysprof
    
    Signed-off-by: Philip Withnall <pwithnall endlessos org>

 libsoup/soup-message-io.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/libsoup/soup-message-io.c b/libsoup/soup-message-io.c
index 5ff657ee..3c6ec015 100644
--- a/libsoup/soup-message-io.c
+++ b/libsoup/soup-message-io.c
@@ -790,6 +790,8 @@ io_run_until (SoupMessage *msg, gboolean blocking,
                char *uri_str = g_uri_to_string_partial (uri, G_URI_HIDE_PASSWORD);
                const gchar *last_modified = soup_message_headers_get_one (soup_message_get_response_headers 
(msg), "Last-Modified");
                const gchar *etag = soup_message_headers_get_one (soup_message_get_response_headers (msg), 
"ETag");
+               const gchar *if_modified_since = soup_message_headers_get_one 
(soup_message_get_request_headers (msg), "If-Modified-Since");
+               const gchar *if_none_match = soup_message_headers_get_one (soup_message_get_request_headers 
(msg), "If-None-Match");
 
                /* FIXME: Expand and generalise sysprof support:
                 * https://gitlab.gnome.org/GNOME/sysprof/-/issues/43 */
@@ -799,10 +801,14 @@ io_run_until (SoupMessage *msg, gboolean blocking,
                                               "%s request/response to %s: "
                                               "read %" G_GOFFSET_FORMAT "B, "
                                               "wrote %" G_GOFFSET_FORMAT "B, "
+                                              "If-Modified-Since: %s, "
+                                              "If-None-Match: %s, "
                                               "Last-Modified: %s, "
                                               "ETag: %s",
                                               soup_message_get_tls_certificate (msg) ? "HTTPS" : "HTTP",
                                               uri_str, io->read_length, io->write_length,
+                                              (if_modified_since != NULL) ? if_modified_since : "(unset)",
+                                              (if_none_match != NULL) ? if_none_match : "(unset)",
                                               (last_modified != NULL) ? last_modified : "(unset)",
                                               (etag != NULL) ? etag : "(unset)");
                g_free (uri_str);