Annotation of fwsync/driver/fwsync.h, revision 1.1.1.1
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>
24: #include <sys/taskqueue.h>
25: #include <sys/uio.h>
26: #include <sys/poll.h>
27: #include <net/if.h>
28: #include <net/if_var.h>
29: #include <net/if_dl.h>
30: #include <netinet/in.h>
31: #include <netinet/ip.h>
32: #include <netinet/ip_var.h>
33: #include <netinet/udp.h>
34:
35: #define IPFW_INTERNAL
36:
37: #include <netinet/ip_fw.h>
38: #include <netpfil/ipfw/ip_fw_private.h>
39:
40: #include "fwsync_proto.h"
41: #include "fwsync_workers.h"
42:
43: #if 0
44: #include <sys/uio.h>
45: #include <sys/taskqueue.h>
46: #include <sys/rwlock.h>
47: #include <sys/queue.h>
48: #include <sys/tree.h>
49: #include <sys/ioccom.h>
50:
51: #include <sys/poll.h>
52: #include <sys/event.h>
53: #include <sys/selinfo.h>
54: #include <sys/fcntl.h>
55: #include <sys/syslog.h>
56: #include <sys/rwlock.h>
57: #endif
58:
59:
60: #define IFT_FWSYNC 0xfc
61:
62: #define DRV_NAME "fwsync"
63: #define DRV_VERSION 1
64: #define DRV_BUFSIZ 4096
65:
66: #ifndef DRV_DEBUG
67: #define DRV_DEBUG 0
68: #endif
69:
70: #ifndef STRSIZ
71: #define STRSIZ 256
72: #endif
73: #ifndef BUFSIZ
74: #define BUFSIZ 1024
75: #endif
76:
77: MALLOC_DECLARE(M_FWSYNC);
78:
79: SYSCTL_DECL(_net_inet_ip);
80: SYSCTL_DECL(_net_inet_ip_fwsync);
81:
82: #define FWS_DEBUG(x, fmt, ...) if ((x) <= fwsync_debug) printf((fmt), ## __VA_ARGS__)
83: #define DTRACE() FWS_DEBUG(9, "I'm in %s at line %d into file %s\n", \
84: __func__, __LINE__, __FILE__)
85:
86: struct cfg_sync {
87: union {
88: struct {
89: u_int on:2;
90: u_int edge:1;
91: u_int collector:1;
92: u_int reserved:20;
93: u_int addrs:8;
94: } cfg;
95: u_int cfg_mode;
96: };
97: struct {
98: union {
99: struct sockaddr addr;
100: struct sockaddr_in ip4;
101: struct sockaddr_in6 ip6;
102: };
103: } cfg_addr[3];
104: };
105: #define CFG_SYNC_ADDR_EDGE 0
106: #define CFG_SYNC_ADDR_COLLECTOR_1 1
107: #define CFG_SYNC_ADDR_COLLECTOR_2 2
108:
109: typedef union {
110: struct sockaddr_storage ss;
111: struct sockaddr sa;
112: struct sockaddr_un sun;
113: struct sockaddr_in sin;
114: struct sockaddr_in6 sin6;
115: struct sockaddr_dl sdl;
116: } sockaddr_t;
117: #define E_SOCKADDR_INIT { .ss = { 0 } }
118:
119: struct fwsync_context {
120: u_int config;
121:
122: u_long edge_count;
123:
124: struct socket *sockz[3];
125: struct proc *procz[3];
126: };
127: #define CTX_CFG_EDGE 0x1
128: #define CTX_CFG_COLLECTOR_1 0x2
129: #define CTX_CFG_COLLECTOR_2 0x4
130: #define CTX_EDGE_READY 0x8
131: #define CTX_COLLECTOR_1_READY 0x10
132: #define CTX_COLLECTOR_2_READY 0x20
133: #define CTX_EDGE_ONLINE 0x40
134: #define CTX_COLLECTOR_1_ONLINE 0x80
135: #define CTX_COLLECTOR_2_ONLINE 0x100
136:
137: #if 0
138:
139: #define DRV_PKTSTART 0xDEADBEEF
140: #define DRV_PKTEND 0xDEBADEBA
141:
142: #define DRETFLUSH _IOW('D', 1, u_char)
143: #define DRETADDFILT _IOW('D', 2, struct dret_filter)
144: #define DRETDELFILT _IOW('D', 3, struct dret_filter)
145: #define DRETACCTFLUSH _IOW('D', 4, u_char)
146: #define DRETACCTDEL _IOW('D', 5, struct tagAccount)
147: #define DRETACCTGET _IOWR('D', 6, struct tagAccount)
148:
149: #define DRETDIROFF 0
150: #define DRETDIRIN 1
151: #define DRETDIROUT 2
152: #define DRETDIRANY 3
153: #define DRETACCT 4
154:
155: struct dret_filter {
156: u_char filt_dir;
157: u_int filt_proto[8];
158: char filt_iface[IFNAMSIZ];
159: netaddr_t filt_net;
160: };
161: #define FP_MASK(n) ((u_int) 1 << ((n) % 32))
162: #define FP_ISSET(n, a) ((a)[(n) / 32] & FP_MASK(n))
163: #define FP_CLR(n, a) ((a)[(n) / 32] &= ~FP_MASK(n))
164: #define FP_SET(n, a) ((a)[(n) / 32] |= FP_MASK(n))
165: #define FP_ZERO(a) do { int _i = 8; \
166: while (_i > 0) \
167: (a)[--_i] = 0; \
168: } while (0)
169: #endif
170:
171: extern int fwsync_debug;
172: extern struct fwsync_context fws_ctx;
173: extern struct cfg_sync fws_cfg;
174: extern struct task fws_sndpkt_task;
175:
176: int fwsync_cfg(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
177: int fwsync_destroy(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
178: int fwsync_get_cfg(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
179: int fwsync_list(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
180: int fwsync_start(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
181: int fwsync_stop(struct ip_fw_chain *ch, ip_fw3_opheader *op3, struct sockopt_data *sd);
182:
183:
184: #endif
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