Attachment 1478945 Details for Bug 1622549 – Header file for the C program

Header file for the C program

changelog.h (text/x-csrc), 2.95 KB, created by Kotresh HR on 2018-08-27 12:56:06 UTC

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Creator: Kotresh HR

Created: 2018-08-27 12:56:06 UTC

Size: 2.95 KB

patch

obsolete

>/*
>   Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com>
>   This file is part of GlusterFS.
>
>   This file is licensed to you under your choice of the GNU Lesser
>   General Public License, version 3 or any later version (LGPLv3 or
>   later), or the GNU General Public License, version 2 (GPLv2), in all
>   cases as published by the Free Software Foundation.
>*/
>
>#ifndef _GF_CHANGELOG_H
>#define _GF_CHANGELOG_H
>
>struct gf_brick_spec;
>
>/**
> * Max bit shiter for event selection
> */
>#define CHANGELOG_EV_SELECTION_RANGE  5
>
>#define CHANGELOG_OP_TYPE_JOURNAL    (1<<0)
>#define CHANGELOG_OP_TYPE_OPEN       (1<<1)
>#define CHANGELOG_OP_TYPE_CREATE     (1<<2)
>#define CHANGELOG_OP_TYPE_RELEASE    (1<<3)
>#define CHANGELOG_OP_TYPE_BR_RELEASE (1<<4)  /* logical release (last close()),
>                                                sent by bitrot stub */
>#define CHANGELOG_OP_TYPE_MAX        (1<<CHANGELOG_EV_SELECTION_RANGE)
>
>
>struct ev_open {
>        unsigned char gfid[16];
>        int32_t flags;
>};
>
>struct ev_creat {
>        unsigned char gfid[16];
>        int32_t flags;
>};
>
>struct ev_release {
>        unsigned char gfid[16];
>};
>
>struct ev_release_br {
>        unsigned long version;
>        unsigned char gfid[16];
>        int32_t sign_info;
>};
>
>struct ev_changelog {
>        char path[PATH_MAX];
>};
>
>typedef struct changelog_event {
>        unsigned int ev_type;
>
>        union {
>                struct ev_open open;
>                struct ev_creat create;
>                struct ev_release release;
>                struct ev_changelog journal;
>                struct ev_release_br releasebr;
>        } u;
>} changelog_event_t;
>
>#define CHANGELOG_EV_SIZE  (sizeof (changelog_event_t))
>
>/**
> * event callback, connected & disconnection defs
> */
>typedef void (CALLBACK) (void *, char *,
>                        void *, changelog_event_t *);
>typedef void *(INIT) (void *, struct gf_brick_spec *);
>typedef void (FINI) (void *, char *, void *);
>typedef void (CONNECT) (void *, char *, void *);
>typedef void (DISCONNECT) (void *, char *, void *);
>
>struct gf_brick_spec {
>        char         *brick_path;
>        unsigned int  filter;
>
>        INIT       *init;
>        FINI       *fini;
>        CALLBACK   *callback;
>        CONNECT    *connected;
>        DISCONNECT *disconnected;
>
>        void *ptr;
>};
>
>/* API set */
>
>int
>gf_changelog_register (char *brick_path, char *scratch_dir,
>                       char *log_file, int log_levl, int max_reconnects);
>ssize_t
>gf_changelog_scan ();
>
>int
>gf_changelog_start_fresh ();
>
>ssize_t
>gf_changelog_next_change (char *bufptr, size_t maxlen);
>
>int
>gf_changelog_done (char *file);
>
>/* newer flexible API */
>int
>gf_changelog_init (void *xl);
>
>int
>gf_changelog_register_generic (struct gf_brick_spec *bricks, int count,
>                               int ordered, char *logfile, int lvl, void *xl);
>
>int
>gf_history_changelog (char* changelog_dir, unsigned long start,
>                      unsigned long end, int n_parallel,
>                      unsigned long *actual_end);
>#endif

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Attachments on bug 1622549: 1478943 | 1478945