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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:53:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:53:30 +0000 |
commit | 2c7cac91ed6e7db0f6937923d2b57f97dbdbc337 (patch) | |
tree | c05dc0f8e6aa3accc84e3e5cffc933ed94941383 /lib/zlog_live.h | |
parent | Initial commit. (diff) | |
download | frr-upstream/8.4.4.tar.xz frr-upstream/8.4.4.zip |
Adding upstream version 8.4.4.upstream/8.4.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/zlog_live.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/lib/zlog_live.h b/lib/zlog_live.h new file mode 100644 index 0000000..55e60ae --- /dev/null +++ b/lib/zlog_live.h @@ -0,0 +1,83 @@ +/* + * Copyright (c) 2019-22 David Lamparter, for NetDEF, Inc. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _FRR_ZLOG_LIVE_H +#define _FRR_ZLOG_LIVE_H + +#include "printfrr.h" + +struct zlog_live_hdr { + /* timestamp (CLOCK_REALTIME) */ + uint64_t ts_sec; + uint32_t ts_nsec; + + /* length of zlog_live_hdr, including variable length bits and + * possible future extensions - aka start of text + */ + uint32_t hdrlen; + + /* process & thread ID, meaning depends on OS */ + int64_t pid; + int64_t tid; + + /* number of lost messages due to best-effort non-blocking mode */ + uint32_t lost_msgs; + /* syslog priority value */ + uint32_t prio; + /* flags: currently unused */ + uint32_t flags; + /* length of message text - extra data (e.g. future key/value metadata) + * may follow after it + */ + uint32_t textlen; + /* length of "[XXXXX-XXXXX][EC 0] " header; consumer may want to skip + * over it if using the raw values below. Note that this text may be + * absent depending on "log error-category" and "log unique-id" + * settings + */ + uint32_t texthdrlen; + + /* xref unique identifier, "XXXXX-XXXXX\0" = 12 bytes */ + char uid[12]; + /* EC value */ + uint32_t ec; + + /* recorded printf formatting argument positions (variable length) */ + uint32_t n_argpos; + struct fmt_outpos argpos[0]; +}; + +struct zlt_live; + +struct zlog_live_cfg { + struct zlt_live *target; + + /* nothing else here */ +}; + +extern void zlog_live_open(struct zlog_live_cfg *cfg, int prio_min, + int *other_fd); +extern void zlog_live_open_fd(struct zlog_live_cfg *cfg, int prio_min, int fd); + +static inline bool zlog_live_is_null(struct zlog_live_cfg *cfg) +{ + return cfg->target == NULL; +} + +extern void zlog_live_close(struct zlog_live_cfg *cfg); +extern void zlog_live_disown(struct zlog_live_cfg *cfg); + +#endif /* _FRR_ZLOG_5424_H */ |