1 #ifndef NTP_CONFIG_H 2 #define NTP_CONFIG_H 3 4 #ifdef HAVE_SYS_RESOURCE_H 5 # include <sys/resource.h> 6 #endif /* HAVE_SYS_RESOURCE_H */ 7 8 #include "ntp_machine.h" 9 #include "ntpsim.h" 10 11 12 /* 13 * Configuration file name 14 */ 15 #ifndef CONFIG_FILE 16 # ifndef SYS_WINNT 17 # define CONFIG_FILE "/etc/ntp.conf" 18 # else /* SYS_WINNT */ 19 # define CONFIG_FILE "%windir%\\system32\\drivers\\etc\\ntp.conf" 20 # define ALT_CONFIG_FILE "%windir%\\ntp.conf" 21 # define NTP_KEYSDIR "%windir%\\system32\\drivers\\etc" 22 # endif /* SYS_WINNT */ 23 #endif /* not CONFIG_FILE */ 24 25 26 /* 27 * We keep config trees around for possible saveconfig use. When 28 * built with configure --disable-saveconfig, and when built with 29 * debugging enabled, include the free_config_*() routines. In the 30 * DEBUG case, they are used in an atexit() cleanup routine to make 31 * postmortem leak check reports more interesting. 32 */ 33 #if !defined(FREE_CFG_T) && (!defined(SAVECONFIG) || defined(DEBUG)) 34 #define FREE_CFG_T 35 #endif 36 37 /* Limits */ 38 #define MAXLINE 1024 39 40 /* Configuration sources */ 41 42 #define CONF_SOURCE_FILE 0 43 #define CONF_SOURCE_NTPQ 1 44 45 /* list of servers from command line for config_peers() */ 46 extern int cmdline_server_count; 47 extern char ** cmdline_servers; 48 49 /* set to zero if we're not locking memory */ 50 extern int cur_memlock; 51 52 typedef struct int_range_tag { 53 int first; 54 int last; 55 } int_range; 56 57 /* Structure for storing an attribute-value pair */ 58 typedef struct attr_val_tag attr_val; 59 struct attr_val_tag { 60 attr_val * link; 61 int attr; 62 int type; /* T_String, T_Integer, ... */ 63 union val { 64 int i; 65 u_int u; 66 int_range r; 67 double d; 68 char * s; 69 } value; 70 }; 71 72 typedef DECL_FIFO_ANCHOR(attr_val) attr_val_fifo; 73 74 /* Structure for nodes on the syntax tree */ 75 typedef struct address_node_tag address_node; 76 struct address_node_tag { 77 address_node * link; 78 char * address; 79 u_short type; /* family, AF_UNSPEC (0), AF_INET[6] */ 80 }; 81 82 typedef DECL_FIFO_ANCHOR(address_node) address_fifo; 83 84 typedef struct int_node_tag int_node; 85 struct int_node_tag { 86 int_node * link; 87 int i; 88 }; 89 90 typedef DECL_FIFO_ANCHOR(int_node) int_fifo; 91 92 typedef struct string_node_tag string_node; 93 struct string_node_tag { 94 string_node * link; 95 char * s; 96 }; 97 98 typedef DECL_FIFO_ANCHOR(string_node) string_fifo; 99 100 typedef struct restrict_node_tag restrict_node; 101 struct restrict_node_tag { 102 restrict_node * link; 103 address_node * addr; 104 address_node * mask; 105 int_fifo * flags; 106 int line_no; 107 }; 108 109 typedef DECL_FIFO_ANCHOR(restrict_node) restrict_fifo; 110 111 typedef struct peer_node_tag peer_node; 112 struct peer_node_tag { 113 peer_node * link; 114 int host_mode; 115 address_node * addr; 116 attr_val_fifo * peerflags; 117 u_char minpoll; 118 u_char maxpoll; 119 u_int32 ttl; 120 u_char peerversion; 121 keyid_t peerkey; 122 char * group; 123 }; 124 125 typedef DECL_FIFO_ANCHOR(peer_node) peer_fifo; 126 127 typedef struct unpeer_node_tag unpeer_node; 128 struct unpeer_node_tag { 129 unpeer_node * link; 130 associd_t assocID; 131 address_node * addr; 132 }; 133 134 typedef DECL_FIFO_ANCHOR(unpeer_node) unpeer_fifo; 135 136 typedef struct auth_node_tag auth_node; 137 struct auth_node_tag { 138 int control_key; 139 int cryptosw; 140 attr_val_fifo * crypto_cmd_list; 141 char * keys; 142 char * keysdir; 143 int request_key; 144 int revoke; 145 attr_val_fifo * trusted_key_list; 146 char * ntp_signd_socket; 147 }; 148 149 typedef struct filegen_node_tag filegen_node; 150 struct filegen_node_tag { 151 filegen_node * link; 152 int filegen_token; 153 attr_val_fifo * options; 154 }; 155 156 typedef DECL_FIFO_ANCHOR(filegen_node) filegen_fifo; 157 158 typedef struct setvar_node_tag setvar_node; 159 struct setvar_node_tag { 160 setvar_node * link; 161 char * var; 162 char * val; 163 int isdefault; 164 }; 165 166 typedef DECL_FIFO_ANCHOR(setvar_node) setvar_fifo; 167 168 typedef struct nic_rule_node_tag nic_rule_node; 169 struct nic_rule_node_tag { 170 nic_rule_node * link; 171 int match_class; 172 char * if_name; /* or numeric address */ 173 int action; 174 }; 175 176 typedef DECL_FIFO_ANCHOR(nic_rule_node) nic_rule_fifo; 177 178 typedef struct addr_opts_node_tag addr_opts_node; 179 struct addr_opts_node_tag { 180 addr_opts_node *link; 181 address_node * addr; 182 attr_val_fifo * options; 183 }; 184 185 typedef DECL_FIFO_ANCHOR(addr_opts_node) addr_opts_fifo; 186 187 typedef struct sim_node_tag sim_node; 188 struct sim_node_tag { 189 sim_node * link; 190 attr_val_fifo * init_opts; 191 server_info_fifo * servers; 192 }; 193 194 typedef DECL_FIFO_ANCHOR(sim_node) sim_fifo; 195 196 /* The syntax tree */ 197 typedef struct config_tree_tag config_tree; 198 struct config_tree_tag { 199 config_tree * link; 200 201 attr_val source; 202 time_t timestamp; 203 204 peer_fifo * peers; 205 unpeer_fifo * unpeers; 206 207 /* Other Modes */ 208 int broadcastclient; 209 address_fifo * manycastserver; 210 address_fifo * multicastclient; 211 212 attr_val_fifo * orphan_cmds; /* s/b renamed tos_options */ 213 214 /* Monitoring Configuration */ 215 int_fifo * stats_list; 216 char * stats_dir; 217 filegen_fifo * filegen_opts; 218 219 /* Access Control Configuration */ 220 attr_val_fifo * discard_opts; 221 attr_val_fifo * mru_opts; 222 restrict_fifo * restrict_opts; 223 224 addr_opts_fifo *fudge; 225 attr_val_fifo * rlimit; 226 attr_val_fifo * tinker; 227 attr_val_fifo * enable_opts; 228 attr_val_fifo * disable_opts; 229 230 auth_node auth; 231 232 attr_val_fifo * logconfig; 233 string_fifo * phone; 234 setvar_fifo * setvar; 235 int_fifo * ttl; 236 addr_opts_fifo *trap; 237 attr_val_fifo * vars; 238 nic_rule_fifo * nic_rules; 239 int_fifo * reset_counters; 240 241 sim_fifo * sim_details; 242 int mdnstries; 243 }; 244 245 246 /* Structure for holding a remote configuration command */ 247 struct REMOTE_CONFIG_INFO { 248 char buffer[MAXLINE]; 249 char err_msg[MAXLINE]; 250 int pos; 251 int err_pos; 252 int no_errors; 253 }; 254 255 256 /* 257 * context for trap_name_resolved() to call ctlsettrap() once the 258 * name->address resolution completes. 259 */ 260 typedef struct settrap_parms_tag { 261 sockaddr_u ifaddr; 262 int ifaddr_nonnull; 263 } settrap_parms; 264 265 266 /* get text from T_ tokens */ 267 const char * token_name(int token); 268 269 /* generic fifo routines for structs linked by 1st member */ 270 void* append_gen_fifo(void *fifo, void *entry); 271 void * concat_gen_fifos(void *first, void *second); 272 #define APPEND_G_FIFO(pf, pe) \ 273 ((pf) = append_gen_fifo((pf), (pe))) 274 #define CONCAT_G_FIFOS(first, second) \ 275 ((first) = concat_gen_fifos((first), (second))) 276 #define HEAD_PFIFO(pf) \ 277 (((pf) != NULL) \ 278 ? HEAD_FIFO(*(pf)) \ 279 : NULL) 280 281 peer_node *create_peer_node(int hmode, address_node *addr, 282 attr_val_fifo *options); 283 unpeer_node *create_unpeer_node(address_node *addr); 284 address_node *create_address_node(char *addr, int type); 285 void destroy_address_node(address_node *my_node); 286 attr_val *create_attr_dval(int attr, double value); 287 attr_val *create_attr_ival(int attr, int value); 288 attr_val *create_attr_uval(int attr, u_int value); 289 attr_val *create_attr_rangeval(int attr, int first, int last); 290 attr_val *create_attr_sval(int attr, const char *s); 291 filegen_node *create_filegen_node(int filegen_token, 292 attr_val_fifo *options); 293 string_node *create_string_node(char *str); 294 restrict_node *create_restrict_node(address_node *addr, 295 address_node *mask, 296 int_fifo *flags, int line_no); 297 int_node *create_int_node(int val); 298 addr_opts_node *create_addr_opts_node(address_node *addr, 299 attr_val_fifo *options); 300 sim_node *create_sim_node(attr_val_fifo *init_opts, 301 server_info_fifo *servers); 302 setvar_node *create_setvar_node(char *var, char *val, int isdefault); 303 nic_rule_node *create_nic_rule_node(int match_class, char *if_name, 304 int action); 305 306 script_info *create_sim_script_info(double duration, 307 attr_val_fifo *script_queue); 308 server_info *create_sim_server(address_node *addr, double server_offset, 309 script_info_fifo *script); 310 311 extern struct REMOTE_CONFIG_INFO remote_config; 312 void config_remotely(sockaddr_u *); 313 314 #ifdef SAVECONFIG 315 int dump_config_tree(config_tree *ptree, FILE *df, int comment); 316 int dump_all_config_trees(FILE *df, int comment); 317 #endif 318 319 #if defined(HAVE_SETRLIMIT) 320 void ntp_rlimit(int, rlim_t, int, const char *); 321 #endif 322 323 #endif /* !defined(NTP_CONFIG_H) */ 324