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dhcp
Commit 7f6ad5ac authored by Ted Lemon's avatar Ted Lemon
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New declarations, malloc debugging, scoping.

parent 218eee75
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Showing with 180 additions and 88 deletions
includes/dhcpd.h
View file @ 7f6ad5ac
......@@ -30,9 +30,7 @@
#if defined (NSUPDATE)
# include <arpa/nameser.h>
# include <resolv.h>
# if __RES >= 19991006
# include <res_update.h>
# endif
# include <res_update.h>
#endif
#include <netdb.h>
......@@ -224,7 +222,7 @@ struct lease {
unsigned char uid_buf [32];
char *hostname;
char *client_hostname;
struct binding *bindings;
struct binding_scope scope;
struct host_decl *host;
struct subnet *subnet;
struct pool *pool;
......@@ -329,6 +327,7 @@ struct lease_state {
#define SV_PID_FILE_NAME 27
#define SV_DUPLICATES 28
#define SV_DECLINES 29
#define SV_DDNS_UPDATES 30
#if !defined (DEFAULT_DEFAULT_LEASE_TIME)
# define DEFAULT_DEFAULT_LEASE_TIME 43200
......@@ -749,6 +748,48 @@ struct dns_query {
int backoff; /* Current backoff, in seconds. */
};
#if defined (DEBUG_MEMORY_LEAKAGE) || defined (DEBUG_MALLOC_POOL)
#define DMDOFFSET (sizeof (struct dmalloc_preamble))
#define DMLFSIZE 16
#define DMUFSIZE 16
#define DMDSIZE (DMDOFFSET + DMLFSIZE + DMUFSIZE)
struct dmalloc_preamble {
struct dmalloc_preamble *prev, *next;
size_t size;
const char *file;
int line;
unsigned long generation;
unsigned char low_fence [DMLFSIZE];
};
#else
#define DMDOFFSET 0
#define DMDSIZE 0
#endif
#if defined (DEBUG_RC_HISTORY)
#if !defined (RC_HISTORY_MAX)
# define RC_HISTORY_MAX 256
#endif
struct rc_history_entry {
char *name;
VOIDPTR addr;
int refcnt;
};
#define rc_register(x, l, y, z) do { \
rc_history [rc_history_index].file = (x); \
rc_history [rc_history_index].line = (l); \
rc_history [rc_history_index].addr = (y); \
rc_history [rc_history_index].refcnt = (z); \
if (++rc_history_index == RC_HISTORY_MAX) \
rc_history_index = 0;\
} while (0)
#else
#define rc_register(name, addr, refcnt)
#endif
/* Bitmask of dhcp option codes. */
typedef unsigned char option_mask [16];
......@@ -818,10 +859,11 @@ int parse_options PROTO ((struct packet *));
int parse_option_buffer PROTO ((struct packet *, unsigned char *, unsigned));
int cons_options PROTO ((struct packet *, struct dhcp_packet *, struct lease *,
int, struct option_state *, struct option_state *,
struct binding_scope *,
int, int, int, struct data_string *));
int store_options PROTO ((unsigned char *, unsigned, struct packet *,
struct lease *,
struct option_state *, struct option_state *,
struct lease *, struct option_state *,
struct option_state *, struct binding_scope *,
unsigned *, int, unsigned, unsigned, int));
const char *pretty_print_option PROTO ((unsigned int, const unsigned char *,
unsigned, int, int));
......@@ -831,11 +873,13 @@ void do_packet PROTO ((struct interface_info *,
int hashed_option_get PROTO ((struct data_string *, struct universe *,
struct packet *, struct lease *,
struct option_state *, struct option_state *,
struct option_state *, unsigned));
struct option_state *, struct binding_scope *,
unsigned));
int agent_option_get PROTO ((struct data_string *, struct universe *,
struct packet *, struct lease *,
struct option_state *, struct option_state *,
struct option_state *, unsigned));
struct option_state *, struct binding_scope *,
unsigned));
void hashed_option_set PROTO ((struct universe *, struct option_state *,
struct option_cache *,
enum statement_op));
......@@ -859,21 +903,24 @@ int agent_option_state_dereference PROTO ((struct universe *,
int store_option PROTO ((struct data_string *,
struct universe *, struct packet *, struct lease *,
struct option_state *, struct option_state *,
struct option_cache *));
struct binding_scope *, struct option_cache *));
int option_space_encapsulate PROTO ((struct data_string *,
struct packet *, struct lease *,
struct option_state *,
struct option_state *,
struct binding_scope *,
struct data_string *));
int hashed_option_space_encapsulate PROTO ((struct data_string *,
struct packet *, struct lease *,
struct option_state *,
struct option_state *,
struct binding_scope *,
struct universe *));
int nwip_option_space_encapsulate PROTO ((struct data_string *,
struct packet *, struct lease *,
struct option_state *,
struct option_state *,
struct binding_scope *,
struct universe *));
/* errwarn.c */
......@@ -891,6 +938,7 @@ int parse_warn PROTO ((struct parse *, const char *, ...))
/* dhcpd.c */
extern TIME cur_time;
extern struct group root_group;
extern struct binding_scope global_scope;
extern struct in_addr limited_broadcast;
extern u_int16_t local_port;
......@@ -1004,50 +1052,57 @@ int make_host_lookup PROTO ((struct expression **, const char *));
int enter_dns_host PROTO ((struct dns_host_entry **, const char *));
int make_const_data PROTO ((struct expression **,
const unsigned char *, unsigned, int, int));
int make_const_int PROTO ((struct expression **, unsigned long));
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));
int make_let PROTO ((struct executable_statement **, const char *));
int option_cache PROTO ((struct option_cache **, struct data_string *,
struct expression *, struct option *));
int evaluate_dns_expression PROTO ((ns_updrec **, struct packet *,
struct lease *, struct option_state *,
struct option_state *,
struct binding_scope *,
struct expression *));
int evaluate_boolean_expression PROTO ((int *,
struct packet *, struct lease *,
struct option_state *,
struct option_state *,
struct binding_scope *,
struct expression *));
int evaluate_data_expression PROTO ((struct data_string *,
struct packet *, struct lease *,
struct option_state *,
struct option_state *,
struct binding_scope *,
struct expression *));
int evaluate_numeric_expression PROTO
((unsigned long *, struct packet *, struct lease *,
struct option_state *, struct option_state *, struct expression *));
struct option_state *, struct option_state *, struct binding_scope *,
struct expression *));
int evaluate_option_cache PROTO ((struct data_string *,
struct packet *, struct lease *,
struct option_state *, struct option_state *,
struct binding_scope *,
struct option_cache *));
int evaluate_boolean_option_cache PROTO ((int *,
struct packet *, struct lease *,
struct option_state *,
struct option_state *,
struct option_cache *));
struct binding_scope *,
struct option_cache *,
const char *, int));
int evaluate_boolean_expression_result PROTO ((int *,
struct packet *, struct lease *,
struct option_state *,
struct option_state *,
struct expression *));
struct binding_scope *,
struct expression *,
const char *, int));
void expression_dereference PROTO ((struct expression **, const char *));
void data_string_copy PROTO ((struct data_string *,
struct data_string *, const char *));
void data_string_forget PROTO ((struct data_string *, const char *));
void data_string_truncate PROTO ((struct data_string *, int));
int is_dns_expression PROTO ((struct expression *));
int is_boolean_expression PROTO ((struct expression *));
int is_data_expression PROTO ((struct expression *));
......@@ -1055,7 +1110,10 @@ int is_numeric_expression PROTO ((struct expression *));
int is_compound_expression PROTO ((struct expression *));
int op_precedence PROTO ((enum expr_op, enum expr_op));
enum expression_context op_context PROTO ((enum expr_op));
int write_expression (FILE *, struct expression *, int, int, int);
int write_expression PROTO ((FILE *, struct expression *, int, int, int));
struct binding *find_binding PROTO ((struct binding_scope *, const char *));
int free_bindings PROTO ((struct binding_scope *, const char *));
int binding_scope_dereference PROTO ((struct binding_scope **, const char *));
/* dhcp.c */
extern int outstanding_pings;
......@@ -1092,86 +1150,107 @@ void bootp PROTO ((struct packet *));
struct group *clone_group PROTO ((struct group *, const char *));
/* alloc.c */
VOIDPTR dmalloc PROTO ((unsigned, const char *));
void dfree PROTO ((VOIDPTR, const char *));
struct dhcp_packet *new_dhcp_packet PROTO ((const char *));
struct hash_table *new_hash_table PROTO ((int, const char *));
struct hash_bucket *new_hash_bucket PROTO ((const char *));
struct lease *new_lease PROTO ((const char *));
struct lease *new_leases PROTO ((unsigned, const char *));
struct subnet *new_subnet PROTO ((const char *));
struct class *new_class PROTO ((const char *));
struct shared_network *new_shared_network PROTO ((const char *));
struct group *new_group PROTO ((const char *));
struct protocol *new_protocol PROTO ((const char *));
struct lease_state *new_lease_state PROTO ((const char *));
struct domain_search_list *new_domain_search_list PROTO ((const char *));
struct name_server *new_name_server PROTO ((const char *));
void free_name_server PROTO ((struct name_server *, const char *));
struct option *new_option PROTO ((const char *));
void free_option PROTO ((struct option *, const char *));
struct universe *new_universe PROTO ((const char *));
void free_universe PROTO ((struct universe *, const char *));
#if defined (DEBUG_MEMORY_LEAKAGE) || defined (DEBUG_MALLOC_POOL)
extern struct dmalloc_preamble *dmalloc_list;
extern unsigned long dmalloc_outstanding;
extern unsigned long dmalloc_longterm;
extern unsigned long dmalloc_generation;
extern unsigned long dmalloc_cutoff_generation;
#endif
#if defined (DEBUG_RC_HISTORY)
extern struct rc_history_entry rc_history [RC_HISTORY_MAX];
extern int rc_history_index;
#endif
VOIDPTR dmalloc PROTO ((unsigned, const char *, int));
void dfree PROTO ((VOIDPTR, const char *, int));
#if defined (DEBUG_MEMORY_LEAKAGE) || defined (DEBUG_MALLOC_POOL)
void dmalloc_reuse PROTO ((VOIDPTR, const char *, int, int));
void dmalloc_dump_outstanding PROTO ((void));
#else
#define dmalloc_reuse(x,y,z)
#endif
#if defined (DEBUG_RC_HISTORY)
void dump_rc_history PROTO ((void));
#endif
struct dhcp_packet *new_dhcp_packet PROTO ((const char *, int));
struct hash_table *new_hash_table PROTO ((int, const char *, int));
struct hash_bucket *new_hash_bucket PROTO ((const char *, int));
struct lease *new_lease PROTO ((const char *, int));
struct lease *new_leases PROTO ((unsigned, const char *, int));
struct subnet *new_subnet PROTO ((const char *, int));
struct class *new_class PROTO ((const char *, int));
struct shared_network *new_shared_network PROTO ((const char *, int));
struct group *new_group PROTO ((const char *, int));
struct protocol *new_protocol PROTO ((const char *, int));
struct lease_state *new_lease_state PROTO ((const char *, int));
struct domain_search_list *new_domain_search_list PROTO ((const char *, int));
struct name_server *new_name_server PROTO ((const char *, int));
void free_name_server PROTO ((struct name_server *, const char *, int));
struct option *new_option PROTO ((const char *, int));
void free_option PROTO ((struct option *, const char *, int));
struct universe *new_universe PROTO ((const char *, int));
void free_universe PROTO ((struct universe *, const char *, int));
void free_domain_search_list PROTO ((struct domain_search_list *,
const char *));
void free_lease_state PROTO ((struct lease_state *, const char *));
void free_protocol PROTO ((struct protocol *, const char *));
void free_group PROTO ((struct group *, const char *));
void free_shared_network PROTO ((struct shared_network *, const char *));
void free_class PROTO ((struct class *, const char *));
void free_subnet PROTO ((struct subnet *, const char *));
void free_lease PROTO ((struct lease *, const char *));
void free_hash_bucket PROTO ((struct hash_bucket *, const char *));
void free_hash_table PROTO ((struct hash_table *, const char *));
void free_dhcp_packet PROTO ((struct dhcp_packet *, const char *));
struct client_lease *new_client_lease PROTO ((const char *));
void free_client_lease PROTO ((struct client_lease *, const char *));
struct pool *new_pool PROTO ((const char *));
void free_pool PROTO ((struct pool *, const char *));
struct auth_key *new_auth_key PROTO ((unsigned, const char *));
void free_auth_key PROTO ((struct auth_key *, const char *));
struct permit *new_permit PROTO ((const char *));
void free_permit PROTO ((struct permit *, const char *));
pair new_pair PROTO ((const char *));
void free_pair PROTO ((pair, const char *));
int expression_allocate PROTO ((struct expression **, const char *));
const char *, int));
void free_lease_state PROTO ((struct lease_state *, const char *, int));
void free_protocol PROTO ((struct protocol *, const char *, int));
void free_group PROTO ((struct group *, const char *, int));
void free_shared_network PROTO ((struct shared_network *, const char *, int));
void free_class PROTO ((struct class *, const char *, int));
void free_subnet PROTO ((struct subnet *, const char *, int));
void free_lease PROTO ((struct lease *, const char *, int));
void free_hash_bucket PROTO ((struct hash_bucket *, const char *, int));
void free_hash_table PROTO ((struct hash_table *, const char *, int));
void free_dhcp_packet PROTO ((struct dhcp_packet *, const char *, int));
struct client_lease *new_client_lease PROTO ((const char *, int));
void free_client_lease PROTO ((struct client_lease *, const char *, int));
struct pool *new_pool PROTO ((const char *, int));
void free_pool PROTO ((struct pool *, const char *, int));
struct auth_key *new_auth_key PROTO ((unsigned, const char *, int));
void free_auth_key PROTO ((struct auth_key *, const char *, int));
struct permit *new_permit PROTO ((const char *, int));
void free_permit PROTO ((struct permit *, const char *, int));
pair new_pair PROTO ((const char *, int));
void free_pair PROTO ((pair, const char *, int));
int expression_allocate PROTO ((struct expression **, const char *, int));
int expression_reference PROTO ((struct expression **,
struct expression *, const char *));
void free_expression PROTO ((struct expression *, const char *));
int option_cache_allocate PROTO ((struct option_cache **, const char *));
struct expression *, const char *, int));
void free_expression PROTO ((struct expression *, const char *, int));
int option_cache_allocate PROTO ((struct option_cache **, const char *, int));
int option_cache_reference PROTO ((struct option_cache **,
struct option_cache *, const char *));
int buffer_allocate PROTO ((struct buffer **, unsigned, const char *));
int buffer_reference PROTO ((struct buffer **, struct buffer *, const char *));
int buffer_dereference PROTO ((struct buffer **, const char *));
struct option_cache *, const char *, int));
int buffer_allocate PROTO ((struct buffer **, unsigned, const char *, int));
int buffer_reference PROTO ((struct buffer **, struct buffer *,
const char *, int));
int buffer_dereference PROTO ((struct buffer **, const char *, int));
int dns_host_entry_allocate PROTO ((struct dns_host_entry **,
const char *, const char *));
const char *, const char *, int));
int dns_host_entry_reference PROTO ((struct dns_host_entry **,
struct dns_host_entry *, const char *));
struct dns_host_entry *,
const char *, int));
int dns_host_entry_dereference PROTO ((struct dns_host_entry **,
const char *));
int option_state_allocate PROTO ((struct option_state **, const char *));
const char *, int));
int option_state_allocate PROTO ((struct option_state **, const char *, int));
int option_state_reference PROTO ((struct option_state **,
struct option_state *, const char *));
int option_state_dereference PROTO ((struct option_state **, const char *));
struct option_state *, const char *, int));
int option_state_dereference PROTO ((struct option_state **,
const char *, int));
void data_string_copy PROTO ((struct data_string *,
struct data_string *, const char *, int));
void data_string_forget PROTO ((struct data_string *, const char *, int));
void data_string_truncate PROTO ((struct data_string *, int));
int executable_statement_allocate PROTO ((struct executable_statement **,
const char *));
const char *, int));
int executable_statement_reference PROTO ((struct executable_statement **,
struct executable_statement *,
const char *));
int executable_statement_dereference PROTO ((struct executable_statement **,
const char *));
void write_statements (FILE *, struct executable_statement *, int);
struct executable_statement *find_matching_case PROTO ((struct packet *,
struct lease *,
struct option_state *,
struct option_state *,
struct expression *,
struct executable_statement *));
int packet_allocate PROTO ((struct packet **, const char *));
int packet_reference PROTO ((struct packet **, struct packet *, const char *));
int packet_dereference PROTO ((struct packet **, const char *));
const char *, int));
int packet_allocate PROTO ((struct packet **, const char *, int));
int packet_reference PROTO ((struct packet **,
struct packet *, const char *, int));
int packet_dereference PROTO ((struct packet **, const char *, int));
int binding_scope_allocate PROTO ((struct binding_scope **,
const char *, int));
/* print.c */
char *print_hw_addr PROTO ((int, int, unsigned char *));
......@@ -1396,6 +1475,7 @@ unsigned char *hash_lookup PROTO ((struct hash_table *,
/* tables.c */
extern struct universe dhcp_universe;
extern struct universe nwip_universe;
extern struct option dhcp_options [256];
extern int dhcp_option_default_priority_list [];
extern int dhcp_option_default_priority_list_count;
......@@ -1660,12 +1740,24 @@ int bill_class PROTO ((struct lease *, struct class *));
int execute_statements PROTO ((struct packet *,
struct lease *,
struct option_state *, struct option_state *,
struct binding_scope *,
struct executable_statement *));
void execute_statements_in_scope PROTO ((struct packet *,
struct lease *,
struct option_state *,
struct option_state *,
struct binding_scope *,
struct group *, struct group *));
int executable_statement_dereference PROTO ((struct executable_statement **,
const char *, int));
void write_statements (FILE *, struct executable_statement *, int);
struct executable_statement *find_matching_case PROTO ((struct packet *,
struct lease *,
struct option_state *,
struct option_state *,
struct binding_scope *,
struct expression *,
struct executable_statement *));
/* auth.c */
void enter_auth_key PROTO ((struct data_string *, struct auth_key *));
......@@ -1839,7 +1931,7 @@ extern struct subnet *find_subnet PROTO ((struct iaddr));
void enter_shared_network PROTO ((struct shared_network *));
void new_shared_network_interface PROTO ((struct parse *,
struct shared_network *,
const char *));
const char *, int));
int subnet_inner_than PROTO ((struct subnet *, struct subnet *, int));
void enter_subnet PROTO ((struct subnet *));
void enter_lease PROTO ((struct lease *));
......
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