blob: 673cfb762c6abc1a722cda12b6b57fa5c102337d [file] [log] [blame]
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __MTPD_H__
#define __MTPD_H__
/* The socket to the server. */
extern int the_socket;
enum exit_code {
USAGE_ERROR = 1,
SYSTEM_ERROR = 2,
NETWORK_ERROR = 3,
PROTOCOL_ERROR = 4,
CHALLENGE_FAILED = 5,
USER_REQUESTED = 6,
REMOTE_REQUESTED = 7,
PPPD_EXITED = 32,
};
enum log_level {
DEBUG = 0,
INFO = 1,
WARNING = 2,
ERROR = 3,
FATAL = 4,
LOG_MAX = 4,
};
void log_print(int level, char *format, ...);
void create_socket(int family, int type, char *server, char *port);
void start_pppd(int pppox);
/* Each protocol must implement everything defined in this structure. Note that
* timeout intervals are in milliseconds, where zero means forever. To indicate
* an error, one should use a negative exit code such as -REMOTE_REQUESTED. */
struct protocol {
/* The name specified in the first argument. */
char *name;
/* The usage of the rest of the arguments. */
char *usage;
/* Connect to the server and return the next timeout interval. */
int (*connect)(int argc, char **argv);
/* Process the incoming packet and return the next timeout interval. */
int (*process)();
/* Handle the timeout event and return the next timeout interval. */
int (*timeout)();
/* Handle the shutdown event. */
void (*shutdown)();
};
#endif /* __MTPD_H__ */