hammer2 - Early messaging infrastructure
[dragonfly.git] / sbin / hammer2 / hammer2.h
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1/*
2 * Copyright (c) 2011-2012 The DragonFly Project. All rights reserved.
3 *
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@dragonflybsd.org>
6 * by Venkatesh Srinivas <vsrinivas@dragonflybsd.org>
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
17 * distribution.
18 * 3. Neither the name of The DragonFly Project nor the names of its
19 * contributors may be used to endorse or promote products derived
20 * from this software without specific, prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
25 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
26 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
27 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
28 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
30 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
31 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
32 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36/*
37 * Rollup headers for hammer2 utility
38 */
39#include <sys/types.h>
9ab15106 40#include <sys/uio.h>
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41#include <sys/mount.h>
42#include <sys/file.h>
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43#include <sys/socket.h>
44#include <sys/time.h>
45#include <sys/wait.h>
46#include <sys/tty.h>
9ab15106 47#include <sys/endian.h>
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48
49#include <netinet/in.h>
50#include <netinet/tcp.h>
51#include <arpa/inet.h>
52#include <netdb.h>
53
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54#include <vfs/hammer2/hammer2_disk.h>
55#include <vfs/hammer2/hammer2_mount.h>
56#include <vfs/hammer2/hammer2_ioctl.h>
9ab15106 57#include <vfs/hammer2/hammer2_network.h>
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58
59#include <stdio.h>
60#include <stdlib.h>
61#include <stdarg.h>
62#include <stddef.h>
5ba65e34 63
2910a90c 64#include <errno.h>
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65#include <fcntl.h>
66#include <signal.h>
67#include <string.h>
68#include <unistd.h>
9ab15106 69#include <ctype.h>
ae183399 70#include <uuid.h>
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71#include <assert.h>
72#include <pthread.h>
73#include <poll.h>
74
75#include "network.h"
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76
77extern int DebugOpt;
78extern int NormalExit;
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79
80int hammer2_ioctl_handle(const char *sel_path);
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81void hammer2_demon(void *(*func)(void *), void *arg);
82void hammer2_bswap_head(hammer2_msg_hdr_t *head);
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83
84int cmd_remote_connect(const char *sel_path, const char *url);
85int cmd_remote_disconnect(const char *sel_path, const char *url);
86int cmd_remote_status(const char *sel_path, int all_opt);
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87
88int cmd_pfs_list(const char *sel_path);
89int cmd_pfs_create(const char *sel_path, const char *name,
90 uint8_t pfs_type, const char *uuid_str);
91int cmd_pfs_delete(const char *sel_path, const char *name);
92
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93int cmd_node(void);
94int cmd_leaf(const char *sel_path);
95int cmd_debug(void);
96
97void hammer2_ioq_init(hammer2_iocom_t *iocom, hammer2_ioq_t *ioq);
98void hammer2_ioq_done(hammer2_iocom_t *iocom, hammer2_ioq_t *ioq);
99void hammer2_iocom_init(hammer2_iocom_t *iocom, int sock_fd, int alt_fd);
100void hammer2_iocom_done(hammer2_iocom_t *iocom);
101hammer2_msg_t *hammer2_iocom_allocmsg(hammer2_iocom_t *iocom,
102 uint32_t cmd, int aux_size);
103void hammer2_iocom_reallocmsg(hammer2_iocom_t *iocom, hammer2_msg_t *msg,
104 int aux_size);
105void hammer2_iocom_freemsg(hammer2_iocom_t *iocom, hammer2_msg_t *msg);
106
107void hammer2_iocom_core(hammer2_iocom_t *iocom,
108 void (*iocom_recvmsg)(hammer2_iocom_t *),
109 void (*iocom_sendmsg)(hammer2_iocom_t *),
110 void (*iocom_altmsg)(hammer2_iocom_t *));
111hammer2_msg_t *hammer2_ioq_read(hammer2_iocom_t *iocon);
112void hammer2_ioq_write(hammer2_iocom_t *iocon, hammer2_msg_t *msg);
113void hammer2_ioq_reply(hammer2_iocom_t *iocom, hammer2_msg_t *msg);
114void hammer2_ioq_reply_term(hammer2_iocom_t *iocom, hammer2_msg_t *msg,
115 uint16_t error);
116void hammer2_ioq_write_drain(hammer2_iocom_t *iocon);
117
118void hammer2_debug_remote(hammer2_iocom_t *iocom, hammer2_msg_t *msg);
119void iocom_printf(hammer2_iocom_t *iocom, hammer2_msg_t *msg,
120 const char *ctl, ...);