1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
|
#ifndef NTP_CONFIG_H
#define NTP_CONFIG_H
#include "ntp_machine.h"
#include "ntp_data_structures.h"
#include "ntpsim.h"
/*
* Configuration file name
*/
#ifndef CONFIG_FILE
# ifndef SYS_WINNT
# define CONFIG_FILE "/etc/ntp.conf"
# else /* SYS_WINNT */
# define CONFIG_FILE "%windir%\\system32\\drivers\\etc\\ntp.conf"
# define ALT_CONFIG_FILE "%windir%\\ntp.conf"
# define NTP_KEYSDIR "%windir%\\system32\\drivers\\etc"
# endif /* SYS_WINNT */
#endif /* not CONFIG_FILE */
#ifdef HAVE_IPTOS_SUPPORT
/*
* "qos" modified keywords
*/
#define CONF_QOS_LOWDELAY 1
#define CONF_QOS_THROUGHPUT 2
#define CONF_QOS_RELIABILITY 3
#define CONF_QOS_MINCOST 4
#ifdef IPTOS_PREC_INTERNETCONTROL
#define CONF_QOS_CS0 5
#define CONF_QOS_CS1 6
#define CONF_QOS_CS2 7
#define CONF_QOS_CS3 8
#define CONF_QOS_CS4 9
#define CONF_QOS_CS5 10
#define CONF_QOS_CS6 11
#define CONF_QOS_CS7 12
#endif /* IPTOS_PREC_INTERNETCONTROL */
#endif /* HAVE_IPTOS_SUPPORT */
/*
* We keep config trees around for possible saveconfig use. When
* built with configure --disable-saveconfig, and when built with
* debugging enabled, include the free_config_*() routines. In the
* DEBUG case, they are used in an atexit() cleanup routine to make
* postmortem leak check reports more interesting.
*/
#if !defined(FREE_CFG_T) && (!defined(SAVECONFIG) || defined(DEBUG))
#define FREE_CFG_T
#endif
/* Limits */
#define MAXLINE 1024
/* Configuration sources */
#define CONF_SOURCE_FILE 0
#define CONF_SOURCE_NTPQ 1
/* Structure for storing an attribute-value pair */
struct attr_val {
int attr;
union val {
double d;
int i;
u_int u;
char * s;
void * p;
} value;
int type;
};
/* Structure for nodes on the syntax tree */
struct address_node {
char *address;
int type;
};
struct restrict_node {
struct address_node *addr;
struct address_node *mask;
queue *flags;
int line_no;
};
struct peer_node {
int host_mode;
struct address_node *addr;
queue *peerflags;
int minpoll;
int maxpoll;
int ttl;
int peerversion;
int peerkey;
double bias;
};
struct unpeer_node {
u_int assocID;
struct address_node * addr;
};
struct auth_node {
int control_key;
int cryptosw;
queue *crypto_cmd_list;
char *keys;
char *keysdir;
int request_key;
int revoke;
queue *trusted_key_list;
char *ntp_signd_socket;
};
struct filegen_node {
int filegen_token;
queue * options;
};
struct setvar_node {
char * var;
char * val;
int isdefault;
};
typedef struct nic_rule_node_tag {
int match_class;
char *if_name; /* interface name or numeric address */
int action;
} nic_rule_node;
struct addr_opts_node {
struct address_node *addr;
queue *options;
};
struct sim_node {
queue *init_opts;
queue *servers;
};
/* The syntax tree */
struct config_tree {
struct config_tree *link;
struct attr_val source;
time_t timestamp;
queue *peers;
queue *unpeers;
/* Other Modes */
int broadcastclient;
queue *manycastserver;
queue *multicastclient;
queue *orphan_cmds;
/* Monitoring Configuration */
queue *stats_list;
char *stats_dir;
queue *filegen_opts;
/* Access Control Configuration */
queue *discard_opts;
queue *restrict_opts;
queue *fudge;
queue *tinker;
queue *enable_opts;
queue *disable_opts;
struct auth_node auth;
queue *logconfig;
queue *qos;
queue *phone;
queue *setvar;
queue *ttl;
queue *trap;
queue *vars;
queue *nic_rules;
struct sim_node *sim_details;
};
/* Structure for holding a remote configuration command */
struct REMOTE_CONFIG_INFO {
char buffer[MAXLINE];
char err_msg[MAXLINE];
int pos;
int err_pos;
int no_errors;
};
/* get text from T_ tokens */
const char * token_name(int token);
struct peer_node *create_peer_node(int hmode,
struct address_node *addr,
queue *options);
struct unpeer_node *create_unpeer_node(struct address_node *addr);
struct address_node *create_address_node(char *addr, int type);
void destroy_address_node(struct address_node *my_node);
queue *enqueue_in_new_queue(void *my_node);
struct attr_val *create_attr_dval(int attr, double value);
struct attr_val *create_attr_ival(int attr, int value);
struct attr_val *create_attr_shorts(int, ntp_u_int16_t, ntp_u_int16_t);
struct attr_val *create_attr_sval(int attr, char *s);
struct attr_val *create_attr_pval(int attr, void *s);
struct filegen_node *create_filegen_node(int filegen_token, queue *options);
void **create_pval(void *val);
struct restrict_node *create_restrict_node(struct address_node *addr,
struct address_node *mask,
queue *flags, int line_no);
int *create_ival(int val);
struct addr_opts_node *create_addr_opts_node(struct address_node *addr,
queue *options);
struct sim_node *create_sim_node(queue *init_opts, queue *servers);
struct setvar_node *create_setvar_node(char *var, char *val,
int isdefault);
nic_rule_node *create_nic_rule_node(int match_class, char *if_name,
int action);
script_info *create_sim_script_info(double duration,
queue *script_queue);
server_info *create_sim_server(struct address_node *addr,
double server_offset, queue *script);
extern struct REMOTE_CONFIG_INFO remote_config;
void config_remotely(sockaddr_u *);
#ifdef SAVECONFIG
int dump_config_tree(struct config_tree *ptree, FILE *df, int comment);
int dump_all_config_trees(FILE *df, int comment);
#endif
#endif /* !defined(NTP_CONFIG_H) */
|
