1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * PPPoE common utilities and data. 24 * 25 * Copyright (c) 2000-2001 by Sun Microsystems, Inc. 26 * All rights reserved. 27 */ 28 29 #ifndef PPPOE_COMMON_H 30 #define PPPOE_COMMON_H 31 32 #pragma ident "%Z%%M% %I% %E% SMI" 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 #include <sys/types.h> 39 #include <sys/socket.h> 40 #include <net/if.h> 41 #include <net/sppptun.h> 42 #include <net/pppoe.h> 43 #include <netinet/if_ether.h> 44 45 #define PKT_INPUT_LEN PPPOE_MSGMAX 46 #define PKT_OCTL_LEN (sizeof (struct ppptun_control) + 1) 47 #define PKT_OUTPUT_LEN PPPOE_MSGMAX 48 49 /* Common buffers */ 50 extern uint32_t pkt_input[]; 51 extern uint32_t pkt_octl[]; 52 extern uint32_t pkt_output[]; 53 54 /* Name of PPPoE tunnel driver */ 55 extern const char tunnam[]; 56 57 /* Name of application (from argv[0]) */ 58 extern char *myname; 59 60 /* Ethernet broadcast address */ 61 extern const ether_addr_t ether_bcast; 62 63 /* General purpose utility functions. */ 64 struct strbuf; 65 extern int strioctl(int fd, int cmd, void *ptr, int ilen, int olen); 66 extern const char *ehost(const ppptun_atype *pap); 67 extern const char *ehost2(const struct ether_addr *ea); 68 extern const char *ihost(uint32_t haddr); 69 extern int hexdecode(char chr); 70 extern const char *mystrerror(int err); 71 extern void myperror(const char *emsg); 72 extern int mygetmsg(int fd, struct strbuf *ctrl, struct strbuf *data, 73 int *flags); 74 75 /* PPPoE-specific functions. */ 76 extern poep_t *poe_mkheader(void *dptr, uint8_t codeval, int sessionid); 77 extern boolean_t poe_tagcheck(const poep_t *poep, int length, 78 const uint8_t *tptr); 79 extern int poe_add_str(poep_t *poep, uint16_t ttype, const char *str); 80 extern int poe_add_long(poep_t *poep, uint16_t ttype, uint32_t val); 81 extern int poe_two_longs(poep_t *poep, uint16_t ttype, uint32_t val1, 82 uint32_t val2); 83 extern int poe_tag_copy(poep_t *poep, const uint8_t *tagp); 84 extern const char *poe_tagname(uint16_t tagtype); 85 extern const char *poe_codename(uint8_t codetype); 86 87 /* These are here in case access wrappers are desired. */ 88 #define poe_version_type(p) ((p)->poep_version_type) 89 #define poe_code(p) ((p)->poep_code) 90 #define poe_session_id(p) ntohs((p)->poep_session_id) 91 #define poe_length(p) ntohs((p)->poep_length) 92 93 #ifdef __cplusplus 94 } 95 #endif 96 97 #endif /* PPPOE_COMMON_H */ 98