diff options
Diffstat (limited to 'jni/iodine/src/user.h')
| -rw-r--r-- | jni/iodine/src/user.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/jni/iodine/src/user.h b/jni/iodine/src/user.h new file mode 100644 index 0000000..51a6092 --- /dev/null +++ b/jni/iodine/src/user.h @@ -0,0 +1,87 @@ +/* + * Copyright (c) 2006-2009 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef __USER_H__ +#define __USER_H__ + +#define USERS 16 + +#define OUTPACKETQ_LEN 4 /* Note: 16 users * 1 packet = 1MB */ +/* Undefine to have no queue for packets coming in from tun device, which may + lead to massive dropping in multi-user situations with high traffic. */ + +#define DNSCACHE_LEN 4 +/* Undefine to disable. Should be less than 18; also see comments in iodined.c */ + + +#define QMEMPING_LEN 30 +/* Max advisable: 64k/2 = 32000. Total mem usage: QMEMPING_LEN * USERS * 6 bytes */ + +#define QMEMDATA_LEN 15 +/* Max advisable: 36/2 = 18. Total mem usage: QMEMDATA_LEN * USERS * 6 bytes */ + +struct user { + char id; + int active; + int disabled; + time_t last_pkt; + int seed; + in_addr_t tun_ip; + struct in_addr host; + struct query q; + struct query q_sendrealsoon; + int q_sendrealsoon_new; + struct packet inpacket; + struct packet outpacket; + int outfragresent; + struct encoder *encoder; + char downenc; + int out_acked_seqno; + int out_acked_fragment; + int fragsize; + enum connection conn; + int lazy; + unsigned char qmemping_cmc[QMEMPING_LEN * 4]; + unsigned short qmemping_type[QMEMPING_LEN]; + int qmemping_lastfilled; + unsigned char qmemdata_cmc[QMEMDATA_LEN * 4]; + unsigned short qmemdata_type[QMEMDATA_LEN]; + int qmemdata_lastfilled; +#ifdef OUTPACKETQ_LEN + struct packet outpacketq[OUTPACKETQ_LEN]; + int outpacketq_nexttouse; + int outpacketq_filled; +#endif +#ifdef DNSCACHE_LEN + struct query dnscache_q[DNSCACHE_LEN]; + char dnscache_answer[DNSCACHE_LEN][4096]; + int dnscache_answerlen[DNSCACHE_LEN]; + int dnscache_lastfilled; +#endif +}; + +extern struct user users[USERS]; + +int init_users(in_addr_t, int); +const char* users_get_first_ip(); +int users_waiting_on_reply(); +int find_user_by_ip(uint32_t); +int all_users_waiting_to_send(); +int find_available_user(); +void user_switch_codec(int userid, struct encoder *enc); +void user_set_conn_type(int userid, enum connection c); + +#endif |