tor-android/external/badvpn_dns/ncd/modules/command_template.h

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2015-01-25 11:08:34 +00:00
/**
* @file command_template.h
* @author Ambroz Bizjak <ambrop7@gmail.com>
*
* @section LICENSE
*
* 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.
* 3. Neither the name of the author nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 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.
*
* @section DESCRIPTION
*
* Template for a module which executes a command to start and stop.
* The command is executed asynchronously.
*/
#ifndef BADVPN_NCD_MODULES_COMMAND_TEMPLATE_H
#define BADVPN_NCD_MODULES_COMMAND_TEMPLATE_H
#include <misc/cmdline.h>
#include <ncd/NCDModule.h>
#include <ncd/extra/BEventLock.h>
typedef int (*command_template_build_cmdline) (NCDModuleInst *i, NCDValRef args, int remove, char **exec, CmdLine *cl);
typedef void (*command_template_free_func) (void *user, int is_error);
typedef struct {
NCDModuleInst *i;
command_template_free_func free_func;
void *user;
int blog_channel;
char *do_exec;
CmdLine do_cmdline;
char *undo_exec;
CmdLine undo_cmdline;
BEventLockJob elock_job;
int state;
BProcess process;
} command_template_instance;
void command_template_new (command_template_instance *o, NCDModuleInst *i, const struct NCDModuleInst_new_params *params, command_template_build_cmdline build_cmdline, command_template_free_func free_func, void *user, int blog_channel, BEventLock *elock);
void command_template_die (command_template_instance *o);
#endif