Annotation of fwsync/driver/fwsync.h, revision 1.3
1.1 misho 1: /*************************************************************************
2: * (C) 2022 CloudSigma AG - Sofia/Bulgaria
3: * by Michael Pounov <misho@elwix.org>
4: **************************************************************************/
5: #ifndef __FWSYNC_H
6: #define __FWSYNC_H
7:
8: #include <sys/types.h>
9: #include <sys/param.h>
10: #include <sys/systm.h>
11: #include <sys/errno.h>
12: #include <sys/kernel.h>
13: #include <sys/module.h>
14: #include <sys/conf.h>
15: #include <machine/atomic.h>
16: #include <sys/malloc.h>
17: #include <sys/sysctl.h>
18: #include <sys/mbuf.h>
19: #include <sys/socket.h>
20: #include <sys/socketvar.h>
21: #include <sys/un.h>
22: #include <sys/module.h>
23: #include <sys/kthread.h>
1.2 misho 24: #include <sys/priority.h>
1.1 misho 25: #include <sys/taskqueue.h>
1.2 misho 26: #include <sys/queue.h>
27: #include <sys/mutex.h>
1.1 misho 28: #include <sys/uio.h>
29: #include <sys/poll.h>
30: #include <net/if.h>
31: #include <net/if_var.h>
32: #include <net/if_dl.h>
33: #include <netinet/in.h>
34: #include <netinet/ip.h>
35: #include <netinet/ip_var.h>
36: #include <netinet/udp.h>
37:
38: #define IPFW_INTERNAL
39:
40: #include <netinet/ip_fw.h>
41: #include <netpfil/ipfw/ip_fw_private.h>
42:
43: #include "fwsync_proto.h"
44: #include "fwsync_workers.h"
1.3 ! misho 45: #include "fwsync_utils.h"
1.1 misho 46:
47:
48: #define IFT_FWSYNC 0xfc
49:
50: #define DRV_NAME "fwsync"
51: #define DRV_VERSION 1
52: #define DRV_BUFSIZ 4096
53:
54: #ifndef DRV_DEBUG
55: #define DRV_DEBUG 0
56: #endif
57:
58: #ifndef STRSIZ
59: #define STRSIZ 256
60: #endif
61: #ifndef BUFSIZ
62: #define BUFSIZ 1024
63: #endif
64:
65: MALLOC_DECLARE(M_FWSYNC);
66:
67: SYSCTL_DECL(_net_inet_ip);
68: SYSCTL_DECL(_net_inet_ip_fwsync);
69:
70: #define FWS_DEBUG(x, fmt, ...) if ((x) <= fwsync_debug) printf((fmt), ## __VA_ARGS__)
71: #define DTRACE() FWS_DEBUG(9, "I'm in %s at line %d into file %s\n", \
72: __func__, __LINE__, __FILE__)
73:
74: struct cfg_sync {
75: union {
76: struct {
77: u_int on:2;
78: u_int edge:1;
79: u_int collector:1;
80: u_int reserved:20;
81: u_int addrs:8;
82: } cfg;
83: u_int cfg_mode;
84: };
85: struct {
86: union {
87: struct sockaddr addr;
88: struct sockaddr_in ip4;
89: struct sockaddr_in6 ip6;
90: };
91: } cfg_addr[3];
92: };
93: #define CFG_SYNC_ADDR_EDGE 0
94: #define CFG_SYNC_ADDR_COLLECTOR_1 1
95: #define CFG_SYNC_ADDR_COLLECTOR_2 2
96:
97: typedef union {
98: struct sockaddr_storage ss;
99: struct sockaddr sa;
100: struct sockaddr_un sun;
101: struct sockaddr_in sin;
102: struct sockaddr_in6 sin6;
103: struct sockaddr_dl sdl;
104: } sockaddr_t;
105: #define E_SOCKADDR_INIT { .ss = { 0 } }
106:
107: struct fwsync_context {
108: u_int config;
109:
110: u_long edge_count;
111:
112: struct socket *sockz[3];
113: struct proc *procz[3];
114: };
115: #define CTX_CFG_EDGE 0x1
116: #define CTX_CFG_COLLECTOR_1 0x2
117: #define CTX_CFG_COLLECTOR_2 0x4
118: #define CTX_EDGE_READY 0x8
119: #define CTX_COLLECTOR_1_READY 0x10
120: #define CTX_COLLECTOR_2_READY 0x20
121: #define CTX_EDGE_ONLINE 0x40
122: #define CTX_COLLECTOR_1_ONLINE 0x80
123: #define CTX_COLLECTOR_2_ONLINE 0x100
124:
125: #if 0
126: #define DRETFLUSH _IOW('D', 1, u_char)
127: #define DRETADDFILT _IOW('D', 2, struct dret_filter)
128: #define DRETDELFILT _IOW('D', 3, struct dret_filter)
129: #define DRETACCTFLUSH _IOW('D', 4, u_char)
130: #define DRETACCTDEL _IOW('D', 5, struct tagAccount)
131: #define DRETACCTGET _IOWR('D', 6, struct tagAccount)
132:
133: #define DRETDIROFF 0
134: #define DRETDIRIN 1
135: #define DRETDIROUT 2
136: #define DRETDIRANY 3
137: #define DRETACCT 4
138:
139: struct dret_filter {
140: u_char filt_dir;
141: u_int filt_proto[8];
142: char filt_iface[IFNAMSIZ];
143: netaddr_t filt_net;
144: };
145: #define FP_MASK(n) ((u_int) 1 << ((n) % 32))
146: #define FP_ISSET(n, a) ((a)[(n) / 32] & FP_MASK(n))
147: #define FP_CLR(n, a) ((a)[(n) / 32] &= ~FP_MASK(n))
148: #define FP_SET(n, a) ((a)[(n) / 32] |= FP_MASK(n))
149: #define FP_ZERO(a) do { int _i = 8; \
150: while (_i > 0) \
151: (a)[--_i] = 0; \
152: } while (0)
153: #endif
154:
1.2 misho 155: struct fws_sndpkt {
156: struct fws_proto sp_proto;
157: TAILQ_ENTRY(fws_sndpkt) sp_next;
158: };
159:
160: typedef TAILQ_HEAD(, fws_sndpkt) fwsync_sndpkt_t;
161:
1.1 misho 162: extern int fwsync_debug;
163: extern struct fwsync_context fws_ctx;
164: extern struct cfg_sync fws_cfg;
165: extern struct task fws_sndpkt_task;
1.2 misho 166: extern struct taskqueue *fws_tq;
167: extern struct mtx fws_mtx_c, fws_mtx_e;
168: extern struct mbuf *fws_sndpkt;
169: extern fwsync_sndpkt_t fwsync_sndpkt;
1.1 misho 170:
171: int fwsync_cfg(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
172: int fwsync_destroy(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
173: int fwsync_get_cfg(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
174: int fwsync_list(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
175: int fwsync_start(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
176: int fwsync_stop(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
177:
178:
179: #endif
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