11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/********************************************************************* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Filename: irlap_frame.h 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Version: 0.9 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Description: IrLAP frame declarations 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Status: Experimental. 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Author: Dag Brattli <dagb@cs.uit.no> 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Created at: Tue Aug 19 10:27:26 1997 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Modified at: Sat Dec 25 21:07:26 1999 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Modified by: Dag Brattli <dagb@cs.uit.no> 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (c) 1997-1999 Dag Brattli <dagb@cs.uit.no>, 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * All Rights Reserved. 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (c) 2000-2002 Jean Tourrilhes <jt@hpl.hp.com> 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is free software; you can redistribute it and/or 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * modify it under the terms of the GNU General Public License as 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * published by the Free Software Foundation; either version 2 of 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the License, or (at your option) any later version. 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is distributed in the hope that it will be useful, 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * GNU General Public License for more details. 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * You should have received a copy of the GNU General Public License 27a6227e26d946bc56df47ca5fe418660a07ef8288Jeff Kirsher * along with this program; if not, see <http://www.gnu.org/licenses/>. 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ********************************************************************/ 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifndef IRLAP_FRAME_H 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define IRLAP_FRAME_H 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/skbuff.h> 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <net/irda/irda.h> 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* A few forward declarations (to make compiler happy) */ 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct irlap_cb; 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct discovery_t; 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Frame types and templates */ 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define INVALID 0xff 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Unnumbered (U) commands */ 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define SNRM_CMD 0x83 /* Set Normal Response Mode */ 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DISC_CMD 0x43 /* Disconnect */ 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define XID_CMD 0x2f /* Exchange Station Identification */ 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TEST_CMD 0xe3 /* Test */ 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Unnumbered responses */ 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RNRM_RSP 0x83 /* Request Normal Response Mode */ 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define UA_RSP 0x63 /* Unnumbered Acknowledgement */ 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define FRMR_RSP 0x87 /* Frame Reject */ 551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DM_RSP 0x0f /* Disconnect Mode */ 561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RD_RSP 0x43 /* Request Disconnection */ 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define XID_RSP 0xaf /* Exchange Station Identification */ 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TEST_RSP 0xe3 /* Test frame */ 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Supervisory (S) */ 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RR 0x01 /* Receive Ready */ 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define REJ 0x09 /* Reject */ 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RNR 0x05 /* Receive Not Ready */ 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define SREJ 0x0d /* Selective Reject */ 651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Information (I) */ 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define I_FRAME 0x00 /* Information Format */ 681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define UI_FRAME 0x03 /* Unnumbered Information */ 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define CMD_FRAME 0x01 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RSP_FRAME 0x00 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PF_BIT 0x10 /* Poll/final bit */ 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 751b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz/* Some IrLAP field lengths */ 761b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz/* 771b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz * Only baud rate triplet is 4 bytes (PV can be 2 bytes). 781b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz * All others params (7) are 3 bytes, so that's 7*3 + 1*4 bytes. 791b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz */ 801b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz#define IRLAP_NEGOCIATION_PARAMS_LEN 25 811b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz#define IRLAP_DISCOVERY_INFO_LEN 32 821b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz 831b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortizstruct disc_frame { 841b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz __u8 caddr; /* Connection address */ 851b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz __u8 control; 86942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 871b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct xid_frame { 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 caddr; /* Connection address */ 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 control; 911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 ident; /* Should always be XID_FORMAT */ 92448c31aa34b5ee947d322e8747c4cf801fc4c104Al Viro __le32 saddr; /* Source device address */ 93448c31aa34b5ee947d322e8747c4cf801fc4c104Al Viro __le32 daddr; /* Destination device address */ 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 flags; /* Discovery flags */ 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 slotnr; 961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 version; 97942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct test_frame { 1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 caddr; /* Connection address */ 1011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 control; 102448c31aa34b5ee947d322e8747c4cf801fc4c104Al Viro __le32 saddr; /* Source device address */ 103448c31aa34b5ee947d322e8747c4cf801fc4c104Al Viro __le32 daddr; /* Destination device address */ 104942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct ua_frame { 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 caddr; 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 control; 109448c31aa34b5ee947d322e8747c4cf801fc4c104Al Viro __le32 saddr; /* Source device address */ 110448c31aa34b5ee947d322e8747c4cf801fc4c104Al Viro __le32 daddr; /* Dest device address */ 111942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 1121b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz 1131b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortizstruct dm_frame { 1141b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz __u8 caddr; /* Connection address */ 1151b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz __u8 control; 116942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 1171b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz 1181b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortizstruct rd_frame { 1191b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz __u8 caddr; /* Connection address */ 1201b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz __u8 control; 121942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 1221b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz 1231b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortizstruct rr_frame { 1241b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz __u8 caddr; /* Connection address */ 1251b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz __u8 control; 126942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 1271b0fee7d68f234be6b270cda51d9fcb71bebd780Samuel Ortiz 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct i_frame { 1291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 caddr; 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 control; 131942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct snrm_frame { 1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 caddr; 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 control; 136448c31aa34b5ee947d322e8747c4cf801fc4c104Al Viro __le32 saddr; 137448c31aa34b5ee947d322e8747c4cf801fc4c104Al Viro __le32 daddr; 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 ncaddr; 139942875ffc102a6b9992120808e4990eda7a618f6Gustavo Padovan} __packed; 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_queue_xmit(struct irlap_cb *self, struct sk_buff *skb); 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_discovery_xid_frame(struct irlap_cb *, int S, __u8 s, 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 command, 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct discovery_t *discovery); 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_snrm_frame(struct irlap_cb *, struct qos_info *); 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_test_frame(struct irlap_cb *self, __u8 caddr, __u32 daddr, 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct sk_buff *cmd); 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_ua_response_frame(struct irlap_cb *, struct qos_info *); 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_dm_frame(struct irlap_cb *self); 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_rd_frame(struct irlap_cb *self); 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_disc_frame(struct irlap_cb *self); 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_rr_frame(struct irlap_cb *self, int command); 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_data_primary(struct irlap_cb *, struct sk_buff *); 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_data_primary_poll(struct irlap_cb *, struct sk_buff *); 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_data_secondary(struct irlap_cb *, struct sk_buff *); 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_data_secondary_final(struct irlap_cb *, struct sk_buff *); 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_resend_rejected_frames(struct irlap_cb *, int command); 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_resend_rejected_frame(struct irlap_cb *self, int command); 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid irlap_send_ui_frame(struct irlap_cb *self, struct sk_buff *skb, 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds __u8 caddr, int command); 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1640e418f94d3fcdc79c88841f3338e768e1b0966a1Joe Perchesint irlap_insert_qos_negotiation_params(struct irlap_cb *self, 1650e418f94d3fcdc79c88841f3338e768e1b0966a1Joe Perches struct sk_buff *skb); 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 168