From c21c3b0befeb46a51b6bf3758ffa30813bea0ff0 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 9 Mar 2024 14:19:22 +0100 Subject: Adding upstream version 1.44.3. Signed-off-by: Daniel Baumann --- libnetdata/datetime/rfc7231.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 libnetdata/datetime/rfc7231.c (limited to 'libnetdata/datetime/rfc7231.c') diff --git a/libnetdata/datetime/rfc7231.c b/libnetdata/datetime/rfc7231.c new file mode 100644 index 000000000..4925ed2c9 --- /dev/null +++ b/libnetdata/datetime/rfc7231.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "../libnetdata.h" + +inline size_t rfc7231_datetime(char *buffer, size_t len, time_t now_t) { + if (unlikely(!buffer || !len)) + return 0; + + struct tm *tmp, tmbuf; + + // Use gmtime_r for UTC time conversion. + tmp = gmtime_r(&now_t, &tmbuf); + + if (unlikely(!tmp)) { + buffer[0] = '\0'; + return 0; + } + + // Format the date and time according to the RFC 7231 format. + size_t ret = strftime(buffer, len, "%a, %d %b %Y %H:%M:%S GMT", tmp); + if (unlikely(ret == 0)) + buffer[0] = '\0'; + + return ret; +} + +size_t rfc7231_datetime_ut(char *buffer, size_t len, usec_t now_ut) { + return rfc7231_datetime(buffer, len, (time_t) (now_ut / USEC_PER_SEC)); +} -- cgit v1.2.3