diff options
author | Chris Johns <chrisj@rtems.org> | 2016-06-27 13:24:43 +1000 |
---|---|---|
committer | Chris Johns <chrisj@rtems.org> | 2016-06-27 13:32:24 +1000 |
commit | 55c564a02869230ba3ed0f468e9a3d567b045666 (patch) | |
tree | 1753f3816466adfddcd4f66eb1852efacee5a9af /rtemsbsd/include/machine/rtems-bsd-rc-conf-services.h | |
parent | Add DEFAULT_NETWORK_PAGE_MBUFS_SIZE to allow per BSP allocation domain sizes. (diff) | |
download | rtems-libbsd-55c564a02869230ba3ed0f468e9a3d567b045666.tar.bz2 |
Refactor rc.conf processing to be services based.
Diffstat (limited to 'rtemsbsd/include/machine/rtems-bsd-rc-conf-services.h')
-rw-r--r-- | rtemsbsd/include/machine/rtems-bsd-rc-conf-services.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/rtemsbsd/include/machine/rtems-bsd-rc-conf-services.h b/rtemsbsd/include/machine/rtems-bsd-rc-conf-services.h new file mode 100644 index 00000000..bc8ee0d8 --- /dev/null +++ b/rtemsbsd/include/machine/rtems-bsd-rc-conf-services.h @@ -0,0 +1,168 @@ +/* + * Copyright (c) 2016 Chris Johns <chrisj@rtems.org>. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * The services available to rc.conf. You define the list you wish to have + * available in your application and they will be available. + * + * A service is a functional unit that can be started. + */ + +#ifndef _RTEMS_BSD_RC_CONF_SERVICES_h +#define _RTEMS_BSD_RC_CONF_SERVICES_h + +#include <sys/queue.h> +#include <sys/kernel.h> + +#include <machine/rtems-bsd-rc-conf.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/* + * Structure to pass argc and argv between functions. + */ +typedef struct rtems_bsd_rc_conf_argc_argv { + uint32_t marker; + char* command; + int argc; + const char** argv; +} rtems_bsd_rc_conf_argc_argv; + +/* + * A service controls a peice of functionalty. It loosely follows the things + * found in /etc/rc.d in FreeBSD. A service can query the rc.conf file for + * items of interest. + */ +typedef int (*rtems_bsd_rc_conf_service)(rtems_bsd_rc_conf* rc_conf); + +/* + * Register a service. The name is the name of the service and the control + * string contains the before, after and requires string. + * + * The control string has the format of: + * + * key:item,item,item; + * + * where the keys are: + * + * before + * after + * require + * + * For example "before:telnet;after:net;require:net" + * + * Notes + * + * 1. The parsing of this string is simple and will not handle any + * white-space. The tokens are delmiter to delmiter. + * + * 2. If there are competing positions in the control string the last one + * processed is used. After is processed first then 'before'. + */ +extern int rtems_bsd_rc_conf_service_add(const char* name, + const char* control, + rtems_bsd_rc_conf_service service); + +/* + * Remove a registered a service. + */ +extern int rtems_bsd_rc_conf_service_remove(const char* name); + +/* + * Return the name of the file being processed. + */ +extern const char* rtems_bsd_rc_conf_name(rtems_bsd_rc_conf* rc_conf); + +/* + * Search for the regular expression in the file for the first occurrence. + */ +extern int rtems_bsd_rc_conf_find(rtems_bsd_rc_conf* rc_conf, + const char* expression, + rtems_bsd_rc_conf_argc_argv* argc_argv); + +/* + * Search for the next occurance of the regular expression in the file. + */ +extern int rtems_bsd_rc_conf_find_next(rtems_bsd_rc_conf* rc_conf, + rtems_bsd_rc_conf_argc_argv* argc_argv); + +/* + * Create an argc/argv structure. You can reuse this for repeated calls and the + * rc.conf code manage the resources it uses. Destroy the structure when you + * have finished. + */ +extern rtems_bsd_rc_conf_argc_argv* rtems_bsd_rc_conf_argc_argv_create(void); + +/* + * Destroy the argc/argv structure. + */ +extern void rtems_bsd_rc_conf_argc_argv_destroy(rtems_bsd_rc_conf_argc_argv* argc_argv); + +/* + * Return the name of the rc.conf file. + */ +extern const char* rtems_bsd_rc_conf_name(rtems_bsd_rc_conf* rc_conf); + +/* + * Return the current find line. + */ +extern int rtems_bsd_rc_conf_line(rtems_bsd_rc_conf* rc_conf); + +/* + * Return the verbose state. + */ +extern bool rtems_bsd_rc_conf_verbose(rtems_bsd_rc_conf* rc_conf); + +/* + * Print the argv list. Helper for verbose modes. + */ +extern void rtems_bsd_rc_conf_print_cmd(rtems_bsd_rc_conf* rc_conf, + const char* name, + int arvc, + const char** argv); + +/* + * Use the same SYSINT for all directives. + */ +#define RTEMS_BSD_RC_CONF_SYSINT(_n) \ + SYSINIT(_n, SI_SUB_CREATE_INIT, SI_ORDER_ANY, _n ## _init, NULL) + +/* + * Decls for the handlers. + */ +void rc_conf_net_init(void* arg); /* Installed by default. */ + +/* + * Added services. + */ +/* add here */ + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif |