source: rtems-libbsd/rtemsbsd/include/machine/rtems-bsd-rc-conf-services.h @ 7eb064c

55-freebsd-126-freebsd-12freebsd-9.3
Last change on this file since 7eb064c was bc9e939, checked in by Christian Mauderer <Christian.Mauderer@…>, on 08/04/16 at 11:20:04

pf: Add configuration via rc.conf.

  • Property mode set to 100644
File size: 5.4 KB
Line 
1/*
2 * Copyright (c) 2016 Chris Johns <chrisj@rtems.org>.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26/*
27 * The services available to rc.conf. You define the list you wish to have
28 * available in your application and they will be available.
29 *
30 * A service is a functional unit that can be started.
31 */
32
33#ifndef _RTEMS_BSD_RC_CONF_SERVICES_h
34#define _RTEMS_BSD_RC_CONF_SERVICES_h
35
36#include <sys/queue.h>
37#include <sys/kernel.h>
38
39#include <machine/rtems-bsd-rc-conf.h>
40
41#ifdef __cplusplus
42extern "C" {
43#endif /* __cplusplus */
44
45/*
46 * Structure to pass argc and argv between functions.
47 */
48typedef struct rtems_bsd_rc_conf_argc_argv {
49  uint32_t     marker;
50  char*        command;
51  int          argc;
52  const char** argv;
53} rtems_bsd_rc_conf_argc_argv;
54
55/*
56 * A service controls a peice of functionalty. It loosely follows the things
57 * found in /etc/rc.d in FreeBSD. A service can query the rc.conf file for
58 * items of interest.
59 */
60typedef int (*rtems_bsd_rc_conf_service)(rtems_bsd_rc_conf* rc_conf);
61
62/*
63 * Register a service. The name is the name of the service and the control
64 * string contains the before, after and requires string.
65 *
66 * The control string has the format of:
67 *
68 *     key:item,item,item;
69 *
70 * where the keys are:
71 *
72 *  before
73 *  after
74 *  require
75 *
76 * For example "before:telnet;after:net;require:net"
77 *
78 * Notes
79 *
80 *  1. The parsing of this string is simple and will not handle any
81 *     white-space. The tokens are delmiter to delmiter.
82 *
83 *  2. If there are competing positions in the control string the last one
84 *     processed is used. After is processed first then 'before'.
85 */
86extern int rtems_bsd_rc_conf_service_add(const char*               name,
87                                         const char*               control,
88                                         rtems_bsd_rc_conf_service service);
89
90/*
91 * Remove a registered a service.
92 */
93extern int rtems_bsd_rc_conf_service_remove(const char* name);
94
95/*
96 * Return the name of the file being processed.
97 */
98extern const char* rtems_bsd_rc_conf_name(rtems_bsd_rc_conf* rc_conf);
99
100/*
101 * Search for the regular expression in the file for the first occurrence.
102 */
103extern int rtems_bsd_rc_conf_find(rtems_bsd_rc_conf*           rc_conf,
104                                  const char*                  expression,
105                                  rtems_bsd_rc_conf_argc_argv* argc_argv);
106
107/*
108 * Search for the next occurance of the regular expression in the file.
109 */
110extern int rtems_bsd_rc_conf_find_next(rtems_bsd_rc_conf*           rc_conf,
111                                       rtems_bsd_rc_conf_argc_argv* argc_argv);
112
113/*
114 * Create an argc/argv structure. You can reuse this for repeated calls and the
115 * rc.conf code manage the resources it uses. Destroy the structure when you
116 * have finished.
117 */
118extern rtems_bsd_rc_conf_argc_argv* rtems_bsd_rc_conf_argc_argv_create(void);
119
120/*
121 * Destroy the argc/argv structure.
122 */
123extern void rtems_bsd_rc_conf_argc_argv_destroy(rtems_bsd_rc_conf_argc_argv* argc_argv);
124
125/*
126 * Return the name of the rc.conf file.
127 */
128extern const char* rtems_bsd_rc_conf_name(rtems_bsd_rc_conf* rc_conf);
129
130/*
131 * Return the current find line.
132 */
133extern int rtems_bsd_rc_conf_line(rtems_bsd_rc_conf* rc_conf);
134
135/*
136 * Return the verbose state.
137 */
138extern bool rtems_bsd_rc_conf_verbose(rtems_bsd_rc_conf* rc_conf);
139
140/*
141 * Print the argv list. Helper for verbose modes.
142 */
143extern void rtems_bsd_rc_conf_print_cmd(rtems_bsd_rc_conf* rc_conf,
144                                        const char*        name,
145                                        int                arvc,
146                                        const char**       argv);
147
148/*
149 * Use the same SYSINT for all directives.
150 */
151#define RTEMS_BSD_RC_CONF_SYSINT(_n) \
152  SYSINIT(_n, SI_SUB_CREATE_INIT, SI_ORDER_ANY, _n ## _init, NULL)
153
154/*
155 * Decls for the handlers.
156 */
157void rc_conf_net_init(void* arg);           /* Installed by default. */
158void rc_conf_firewall_pf_init(void* arg);   /* pf_enabled="YES" */
159void rc_conf_telnetd_init(void* arg);       /* telnetd_enabled="YES" */
160void rc_conf_ftpd_init(void* arg);          /* ftpd_enabled="YES" */
161
162/*
163 * Added services.
164 */
165/* add here */
166
167#ifdef __cplusplus
168}
169#endif /* __cplusplus */
170
171#endif
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