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mirror of https://gitlab.isc.org/isc-projects/dhcp synced 2025-08-31 14:25:41 +00:00

- Generalize option state structure to support additional option spaces.

- Add per-option-space-type functions for various operations that can be
  done on option spaces.
This commit is contained in:
Ted Lemon
1999-04-05 14:51:17 +00:00
parent 37fc56b47d
commit 4f58da18bb

View File

@@ -102,9 +102,8 @@ struct option_cache {
};
struct option_state {
pair dhcp_hash [OPTION_HASH_SIZE];
pair server_hash [OPTION_HASH_SIZE];
struct agent_options *agent_options;
int universe_count;
VOIDPTR universes [1];
};
/* A dhcp packet and the pointers to its option values. */
@@ -128,8 +127,7 @@ struct packet {
int remote_id_len;
struct shared_network *shared_network;
struct option_state options;
struct agent_options *agent_options;
struct option_state *options;
#if !defined (PACKET_MAX_CLASSES)
# define PACKET_MAX_CLASSES 5
@@ -193,8 +191,7 @@ struct lease_state {
TIME offered_expiry;
struct option_state options;
struct agent_options *agent_options;
struct option_state *options;
struct data_string parameter_request_list;
int max_message_size;
u_int32_t expiry, renewal, rebind;
@@ -246,6 +243,7 @@ struct lease_state {
#define SV_SERVER_NAME 16
#define SV_NEXT_SERVER 17
#define SV_AUTHORITATIVE 18
#define SV_VENDOR_OPTION_SPACE 19
#if !defined (DEFAULT_DEFAULT_LEASE_TIME)
# define DEFAULT_DEFAULT_LEASE_TIME 43200
@@ -489,7 +487,7 @@ struct client_lease {
unsigned int is_static : 1; /* If set, lease is from config file. */
unsigned int is_bootp: 1; /* If set, lease was aquired with BOOTP. */
struct option_state options; /* Options supplied with lease. */
struct option_state *options; /* Options supplied with lease. */
};
/* Possible states in which the client can be. */
@@ -556,7 +554,7 @@ struct client_config {
struct iaddrlist *reject_list; /* Servers to reject. */
struct option_state send_options; /* Options to send. */
struct option_state *send_options; /* Options to send. */
};
/* Per-interface state used in the dhcp client... */
@@ -751,7 +749,7 @@ int parse_options PROTO ((struct packet *));
int parse_option_buffer PROTO ((struct packet *, unsigned char *, int));
int parse_agent_information_option PROTO ((struct packet *, int, u_int8_t *));
int cons_options PROTO ((struct packet *, struct dhcp_packet *, int,
struct option_state *, struct agent_options *,
struct option_state *,
int, int, int, struct data_string *));
int store_options PROTO ((unsigned char *, int, struct option_state *,
int *, int, int, int, int));
@@ -760,20 +758,40 @@ char *pretty_print_option PROTO ((unsigned int,
void do_packet PROTO ((struct interface_info *,
struct dhcp_packet *, int,
unsigned int, struct iaddr, struct hardware *));
int dhcp_option_lookup PROTO ((struct data_string *,
struct option_state *, int));
int agent_suboption_lookup PROTO ((struct data_string *,
struct option_state *, int));
int server_option_lookup PROTO ((struct data_string *,
struct option_state *, int));
void dhcp_option_set PROTO ((struct option_state *, struct option_cache *,
enum statement_op));
void server_option_set PROTO ((struct option_state *, struct option_cache *,
int hashed_option_get PROTO ((struct data_string *,
struct universe *, struct option_state *, int));
int agent_option_get PROTO ((struct data_string *, struct universe *,
struct option_state *, int));
void hashed_option_set PROTO ((struct universe *, struct option_state *,
struct option_cache *,
enum statement_op));
struct option_cache *lookup_option PROTO ((pair *, int));
void save_option PROTO ((pair *, struct option_cache *));
void delete_option PROTO ((pair *, int));
struct option_cache *lookup_option PROTO ((struct universe *,
struct option_state *, int));
struct option_cache *lookup_hashed_option PROTO ((struct universe *,
struct option_state *, int));
void save_option PROTO ((struct universe *,
struct option_state *, struct option_cache *));
void save_hashed_option PROTO ((struct universe *,
struct option_state *, struct option_cache *));
void delete_option PROTO ((struct universe *, struct option_state *, int));
void delete_hashed_option PROTO ((struct universe *,
struct option_state *, int));
int option_cache_dereference PROTO ((struct option_cache **, char *));
int hashed_option_state_dereference PROTO ((struct universe *,
struct option_state *));
int agent_option_state_dereference PROTO ((struct universe *,
struct option_state *));
int store_option PROTO ((struct data_string *,
struct universe *, struct option_cache *));
int option_space_encapsulate PROTO ((struct data_string *,
struct option_state *,
struct data_string *));
int hashed_option_space_encapsulate PROTO ((struct data_string *,
struct option_state *,
struct universe *));
int agent_option_space_encapsulate PROTO ((struct data_string *,
struct option_state *,
struct universe *));
/* errwarn.c */
extern int warnings_occurred;
@@ -848,6 +866,7 @@ unsigned char *parse_numeric_aggregate PROTO ((FILE *,
void convert_num PROTO ((unsigned char *, char *, int, int));
TIME parse_date PROTO ((FILE *));
struct option *parse_option_name PROTO ((FILE *, int));
void parse_option_space_decl PROTO ((FILE *));
int parse_option_code_definition PROTO ((FILE *, struct option *));
int parse_cshl PROTO ((struct data_string *, FILE *));
struct executable_statement *parse_executable_statement PROTO ((FILE *,
@@ -882,6 +901,7 @@ int make_const_data PROTO ((struct expression **,
unsigned char *, int, int, int));
int make_concat PROTO ((struct expression **,
struct expression *, struct expression *));
int make_encapsulation PROTO ((struct expression **, struct data_string *));
int make_substring PROTO ((struct expression **, struct expression *,
struct expression *, struct expression *));
int make_limit PROTO ((struct expression **, struct expression *, int));
@@ -907,7 +927,6 @@ int evaluate_boolean_expression_result PROTO ((struct packet *,
struct option_state *,
struct expression *));
void expression_dereference PROTO ((struct expression **, char *));
void option_state_dereference PROTO ((struct option_state *));
void data_string_copy PROTO ((struct data_string *,
struct data_string *, char *));
void data_string_forget PROTO ((struct data_string *, char *));
@@ -994,6 +1013,8 @@ struct name_server *new_name_server PROTO ((char *));
void free_name_server PROTO ((struct name_server *, char *));
struct option *new_option PROTO ((char *));
void free_option PROTO ((struct option *, char *));
struct universe *new_universe PROTO ((char *));
void free_universe PROTO ((struct universe *, char *));
void free_domain_search_list PROTO ((struct domain_search_list *, char *));
void free_lease_state PROTO ((struct lease_state *, char *));
void free_protocol PROTO ((struct protocol *, char *));
@@ -1032,6 +1053,8 @@ int dns_host_entry_allocate PROTO ((struct dns_host_entry **, char *, char *));
int dns_host_entry_reference PROTO ((struct dns_host_entry **,
struct dns_host_entry *, char *));
int dns_host_entry_dereference PROTO ((struct dns_host_entry **, char *));
int option_state_allocate PROTO ((struct option_state **, char *));
int option_state_dereference PROTO ((struct option_state **, char *));
/* print.c */
char *print_hw_addr PROTO ((int, int, unsigned char *));
@@ -1236,18 +1259,22 @@ extern struct option server_options [256];
extern int dhcp_option_default_priority_list [];
extern int dhcp_option_default_priority_list_count;
extern char *hardware_types [256];
int universe_count, universe_max;
struct universe **universes;
extern struct hash_table universe_hash;
void initialize_universes PROTO ((void));
/* convert.c */
u_int32_t getULong PROTO ((unsigned char *));
int32_t getLong PROTO ((unsigned char *));
u_int16_t getUShort PROTO ((unsigned char *));
int16_t getShort PROTO ((unsigned char *));
u_int32_t getUShort PROTO ((unsigned char *));
int32_t getShort PROTO ((unsigned char *));
u_int32_t getUChar PROTO ((unsigned char *));
void putULong PROTO ((unsigned char *, u_int32_t));
void putLong PROTO ((unsigned char *, int32_t));
void putUShort PROTO ((unsigned char *, u_int32_t));
void putShort PROTO ((unsigned char *, int32_t));
void putUChar PROTO ((unsigned char *, u_int32_t));
/* inet.c */
struct iaddr subnet_number PROTO ((struct iaddr, struct iaddr));
@@ -1286,7 +1313,7 @@ void bind_lease PROTO ((struct client_state *));
void make_client_options PROTO ((struct client_state *,
struct client_lease *, u_int8_t *,
struct option_cache *, struct iaddr *,
u_int32_t *, struct option_state *));
u_int32_t *, struct option_state **));
void make_discover PROTO ((struct client_state *, struct client_lease *));
void make_request PROTO ((struct client_state *, struct client_lease *));
void make_decline PROTO ((struct client_state *, struct client_lease *));
@@ -1449,8 +1476,8 @@ int unbill_class PROTO ((struct lease *, struct class *));
int bill_class PROTO ((struct lease *, struct class *));
/* execute.c */
int execute_statements PROTO ((struct packet *, struct option_state *,
struct option_state *,
int execute_statements PROTO ((struct packet *,
struct option_state *, struct option_state *,
struct executable_statement *));
void execute_statements_in_scope PROTO ((struct packet *,
struct option_state *,