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ip_proxy.h (80482) ip_proxy.h (92685)
1/*
2 * Copyright (C) 1997-2001 by Darren Reed.
3 *
4 * See the IPFILTER.LICENCE file for details on licencing.
5 *
6 * $Id: ip_proxy.h,v 2.8.2.4 2000/12/02 00:15:03 darrenr Exp $
1/*
2 * Copyright (C) 1997-2001 by Darren Reed.
3 *
4 * See the IPFILTER.LICENCE file for details on licencing.
5 *
6 * $Id: ip_proxy.h,v 2.8.2.4 2000/12/02 00:15:03 darrenr Exp $
7 * $FreeBSD: head/sys/contrib/ipfilter/netinet/ip_proxy.h 80482 2001-07-28 11:58:26Z darrenr $
7 * $FreeBSD: head/sys/contrib/ipfilter/netinet/ip_proxy.h 92685 2002-03-19 11:44:16Z darrenr $
8 */
9
10#ifndef __IP_PROXY_H__
11#define __IP_PROXY_H__
12
13#ifndef SOLARIS
14#define SOLARIS (defined(sun) && (defined(__svr4__) || defined(__SVR4)))
15#endif

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70 char apr_label[APR_LABELLEN]; /* Proxy label # */
71 u_char apr_p; /* protocol */
72 int apr_ref; /* +1 per rule referencing it */
73 int apr_flags;
74 int (* apr_init) __P((void));
75 void (* apr_fini) __P((void));
76 int (* apr_new) __P((fr_info_t *, ip_t *,
77 ap_session_t *, struct nat *));
8 */
9
10#ifndef __IP_PROXY_H__
11#define __IP_PROXY_H__
12
13#ifndef SOLARIS
14#define SOLARIS (defined(sun) && (defined(__svr4__) || defined(__SVR4)))
15#endif

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70 char apr_label[APR_LABELLEN]; /* Proxy label # */
71 u_char apr_p; /* protocol */
72 int apr_ref; /* +1 per rule referencing it */
73 int apr_flags;
74 int (* apr_init) __P((void));
75 void (* apr_fini) __P((void));
76 int (* apr_new) __P((fr_info_t *, ip_t *,
77 ap_session_t *, struct nat *));
78 void (* apr_del) __P((ap_session_t *));
78 int (* apr_inpkt) __P((fr_info_t *, ip_t *,
79 ap_session_t *, struct nat *));
80 int (* apr_outpkt) __P((fr_info_t *, ip_t *,
81 ap_session_t *, struct nat *));
79 int (* apr_inpkt) __P((fr_info_t *, ip_t *,
80 ap_session_t *, struct nat *));
81 int (* apr_outpkt) __P((fr_info_t *, ip_t *,
82 ap_session_t *, struct nat *));
83 int (* apr_match) __P((fr_info_t *, ap_session_t *, struct nat *));
82} aproxy_t;
83
84#define APR_DELETE 1
85
86#define APR_ERR(x) (((x) & 0xffff) << 16)
87#define APR_EXIT(x) (((x) >> 16) & 0xffff)
88#define APR_INC(x) ((x) & 0xffff)
89
90#define FTP_BUFSZ 160
91/*
92 * For the ftp proxy.
93 */
94typedef struct ftpside {
95 char *ftps_rptr;
96 char *ftps_wptr;
97 u_32_t ftps_seq;
98 u_32_t ftps_len;
99 int ftps_junk;
84} aproxy_t;
85
86#define APR_DELETE 1
87
88#define APR_ERR(x) (((x) & 0xffff) << 16)
89#define APR_EXIT(x) (((x) >> 16) & 0xffff)
90#define APR_INC(x) ((x) & 0xffff)
91
92#define FTP_BUFSZ 160
93/*
94 * For the ftp proxy.
95 */
96typedef struct ftpside {
97 char *ftps_rptr;
98 char *ftps_wptr;
99 u_32_t ftps_seq;
100 u_32_t ftps_len;
101 int ftps_junk;
102 int ftps_cmds;
100 char ftps_buf[FTP_BUFSZ];
101} ftpside_t;
102
103typedef struct ftpinfo {
104 int ftp_passok;
105 int ftp_incok;
106 ftpside_t ftp_side[2];
107} ftpinfo_t;
108
109/*
110 * Real audio proxy structure and #defines
111 */
103 char ftps_buf[FTP_BUFSZ];
104} ftpside_t;
105
106typedef struct ftpinfo {
107 int ftp_passok;
108 int ftp_incok;
109 ftpside_t ftp_side[2];
110} ftpinfo_t;
111
112/*
113 * Real audio proxy structure and #defines
114 */
112typedef struct {
115typedef struct raudio_s {
113 int rap_seenpna;
114 int rap_seenver;
115 int rap_version;
116 int rap_eos; /* End Of Startup */
117 int rap_gotid;
118 int rap_gotlen;
119 int rap_mode;
120 int rap_sdone;

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132#define RA_ID_UDP 1
133#define RA_ID_ROBUST 7
134
135#define RAP_M_UDP 1
136#define RAP_M_ROBUST 2
137#define RAP_M_TCP 4
138#define RAP_M_UDP_ROBUST (RAP_M_UDP|RAP_M_ROBUST)
139
116 int rap_seenpna;
117 int rap_seenver;
118 int rap_version;
119 int rap_eos; /* End Of Startup */
120 int rap_gotid;
121 int rap_gotlen;
122 int rap_mode;
123 int rap_sdone;

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135#define RA_ID_UDP 1
136#define RA_ID_ROBUST 7
137
138#define RAP_M_UDP 1
139#define RAP_M_ROBUST 2
140#define RAP_M_TCP 4
141#define RAP_M_UDP_ROBUST (RAP_M_UDP|RAP_M_ROBUST)
142
143/*
144 * IPSec proxy
145 */
146typedef u_32_t ipsec_cookie_t[2];
140
147
148typedef struct ipsec_pxy {
149 ipsec_cookie_t ipsc_icookie;
150 ipsec_cookie_t ipsc_rcookie;
151 int ipsc_rckset;
152 ipnat_t ipsc_rule;
153 nat_t *ipsc_nat;
154 ipstate_t *ipsc_state;
155} ipsec_pxy_t;
156
141extern ap_session_t *ap_sess_tab[AP_SESS_SIZE];
142extern ap_session_t *ap_sess_list;
143extern aproxy_t ap_proxies[];
144extern int ippr_ftp_pasvonly;
145
146extern int appr_add __P((aproxy_t *));
147extern int appr_del __P((aproxy_t *));
148extern int appr_init __P((void));
149extern void appr_unload __P((void));
150extern int appr_ok __P((ip_t *, tcphdr_t *, struct ipnat *));
157extern ap_session_t *ap_sess_tab[AP_SESS_SIZE];
158extern ap_session_t *ap_sess_list;
159extern aproxy_t ap_proxies[];
160extern int ippr_ftp_pasvonly;
161
162extern int appr_add __P((aproxy_t *));
163extern int appr_del __P((aproxy_t *));
164extern int appr_init __P((void));
165extern void appr_unload __P((void));
166extern int appr_ok __P((ip_t *, tcphdr_t *, struct ipnat *));
167extern int appr_match __P((fr_info_t *, struct nat *));
151extern void appr_free __P((aproxy_t *));
152extern void aps_free __P((ap_session_t *));
153extern int appr_check __P((ip_t *, fr_info_t *, struct nat *));
168extern void appr_free __P((aproxy_t *));
169extern void aps_free __P((ap_session_t *));
170extern int appr_check __P((ip_t *, fr_info_t *, struct nat *));
154extern aproxy_t *appr_match __P((u_int, char *));
171extern aproxy_t *appr_lookup __P((u_int, char *));
172extern int appr_new __P((fr_info_t *, ip_t *, struct nat *));
155
156#endif /* __IP_PROXY_H__ */
173
174#endif /* __IP_PROXY_H__ */