mirror of
https://gitlab.isc.org/isc-projects/dhcp
synced 2025-08-31 14:25:41 +00:00
fix up prototypes; change structures to support shared networks, dynamic bootp, multiple addresses per interface
This commit is contained in:
Ted Lemon
112
includes/dhcpd.h
112
includes/dhcpd.h
@@ -73,7 +73,7 @@ struct packet {
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was received. */
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struct hardware *haddr; /* Physical link address
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of local sender (maybe gateway). */
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struct subnet *subnet; /* Subnet of client. */
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struct shared_network *shared_network;
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struct {
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int len;
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unsigned char *data;
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@@ -88,12 +88,13 @@ struct hardware {
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/* A dhcp host declaration structure. */
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struct host_decl {
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struct host_decl *n_name, *n_haddr, *n_cid;
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struct host_decl *n_ipaddr;
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char *name;
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struct hardware *interfaces;
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int interface_count;
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struct hardware interface;
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char *filename;
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char *server_name;
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TIME default_lease_time;
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TIME max_lease_time;
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struct tree_cache *fixed_addr;
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struct tree_cache *ciaddr;
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struct tree_cache *yiaddr;
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@@ -112,27 +113,51 @@ struct lease {
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unsigned char *uid;
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int uid_len;
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struct host_decl *host;
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struct subnet *contain;
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struct subnet *subnet;
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struct shared_network *shared_network;
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struct hardware hardware_addr;
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int state;
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int xid;
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int flags;
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# define STATIC_LEASE 1
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# define BOOTP_LEASE 2
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# define DYNAMIC_BOOTP_OK 4
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# define PERSISTENT_FLAGS (DYNAMIC_BOOTP_OK)
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# define EPHEMERAL_FLAGS (BOOTP_LEASE)
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};
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struct shared_network {
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struct shared_network *next;
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struct subnet *subnets;
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struct interface_info *interface;
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struct lease *leases;
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struct lease *insertion_point;
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struct lease *last_lease;
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TIME default_lease_time;
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TIME max_lease_time;
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struct tree_cache *options [256];
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int dynamic_bootp;
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char *name;
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};
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struct subnet {
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struct subnet *next;
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struct subnet *next_subnet;
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struct subnet *next_sibling;
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struct shared_network *shared_network;
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struct interface_info *interface;
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struct iaddr interface_address;
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struct iaddr net;
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struct iaddr netmask;
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TIME default_lease_time;
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TIME max_lease_time;
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struct tree_cache *options [256];
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struct lease *leases;
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struct lease *insertion_point;
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struct lease *last_lease;
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int dynamic_bootp;
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};
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struct class {
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char *name;
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char *filename;
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char *server_name;
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TIME default_lease_time;
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TIME max_lease_time;
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struct tree_cache *options [256];
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@@ -142,8 +167,8 @@ struct class {
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struct interface_info {
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struct interface_info *next; /* Next interface in list... */
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struct subnet *local_subnet; /* This interface's subnet. */
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struct iaddr address; /* Its IP address. */
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struct shared_network *shared_network;
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/* Networks connected to this interface. */
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struct hardware hw_address; /* Its physical address. */
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char name [IFNAMSIZ]; /* Its name... */
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int rfdesc; /* Its read file descriptor. */
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@@ -153,6 +178,8 @@ struct interface_info {
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size_t rbuf_max; /* Size of read buffer. */
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size_t rbuf_offset; /* Current offset into buffer. */
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size_t rbuf_len; /* Length of data in buffer. */
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struct ifreq *tif; /* Temp. pointer to ifreq struct. */
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};
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struct hardware_link {
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@@ -223,10 +250,18 @@ int parse_warn PROTO ((char *, ...));
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extern TIME cur_time;
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extern TIME default_lease_time;
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extern TIME max_lease_time;
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extern struct tree_cache *global_options [256];
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extern struct iaddr server_identifier;
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extern int server_identifier_matched;
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extern u_int16_t server_port;
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extern int log_priority;
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#ifdef USE_FALLBACK
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extern struct interface_info fallback_interface;
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#endif
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int main PROTO ((int, char **, char **));
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void cleanup PROTO ((void));
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void do_packet PROTO ((struct interface_info *,
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@@ -247,12 +282,16 @@ struct host_decl *parse_host_statement PROTO ((FILE *, jrefproto));
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char *parse_host_name PROTO ((FILE *, jrefproto));
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void parse_class_statement PROTO ((FILE *, jrefproto, int));
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void parse_class_decl PROTO ((FILE *, jrefproto, struct class *));
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struct subnet *parse_subnet_statement PROTO ((FILE *, jrefproto));
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void parse_lease_time PROTO ((FILE *, jrefproto, TIME *));
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void parse_shared_net_statement PROTO ((FILE *, jrefproto));
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struct subnet *parse_subnet_statement PROTO ((FILE *, jrefproto,
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struct shared_network *));
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void parse_subnet_decl PROTO ((FILE *, jrefproto, struct subnet *));
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void parse_host_decl PROTO ((FILE *, jrefproto, struct host_decl *));
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void parse_hardware_decl PROTO ((FILE *, jrefproto, struct host_decl *));
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struct hardware parse_hardware_addr PROTO ((FILE *, jrefproto));
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char *parse_filename_decl PROTO ((FILE *, jrefproto));
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char *parse_servername_decl PROTO ((FILE *, jrefproto));
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struct tree *parse_ip_addr_or_hostname PROTO ((FILE *, jrefproto, int));
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void parse_fixed_addr_decl PROTO ((FILE *, jrefproto, struct host_decl *));
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void parse_option_decl PROTO ((FILE *, jrefproto, struct tree_cache **));
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@@ -285,17 +324,24 @@ void dhcpinform PROTO ((struct packet *));
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void nak_lease PROTO ((struct packet *, struct iaddr *cip));
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void ack_lease PROTO ((struct packet *, struct lease *, unsigned char, TIME));
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struct lease *find_lease PROTO ((struct packet *));
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struct lease *mockup_lease PROTO ((struct packet *, struct host_decl *));
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/* bootp.c */
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void bootp PROTO ((struct packet *));
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/* memory.c */
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void enter_host PROTO ((struct host_decl *));
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struct host_decl *find_host_by_name PROTO ((char *name));
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struct host_decl *find_host_by_addr PROTO ((int, unsigned char *, int));
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struct host_decl *find_hosts_by_haddr PROTO ((int, unsigned char *, int));
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struct host_decl *find_hosts_by_uid PROTO ((unsigned char *, int));
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struct subnet *find_host_for_network PROTO ((struct host_decl **,
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struct iaddr *,
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struct shared_network *));
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void new_address_range PROTO ((struct iaddr, struct iaddr,
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struct subnet *));
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struct subnet *, int));
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extern struct subnet *find_grouped_subnet PROTO ((struct shared_network *,
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struct iaddr));
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extern struct subnet *find_subnet PROTO ((struct iaddr));
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void enter_shared_network PROTO ((struct shared_network *));
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void enter_subnet PROTO ((struct subnet *));
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void enter_lease PROTO ((struct lease *));
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int supersede_lease PROTO ((struct lease *, struct lease *, int));
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@@ -322,6 +368,8 @@ struct lease *new_lease PROTO ((char *));
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struct lease *new_leases PROTO ((int, char *));
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struct subnet *new_subnet PROTO ((char *));
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struct class *new_class PROTO ((char *));
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struct shared_network *new_shared_network PROTO ((char *));
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void free_shared_network PROTO ((struct shared_network *, char *));
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void free_class PROTO ((struct class *, char *));
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void free_subnet PROTO ((struct subnet *, char *));
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void free_lease PROTO ((struct lease *, char *));
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@@ -337,17 +385,28 @@ char *print_hw_addr PROTO ((int, int, unsigned char *));
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void print_lease PROTO ((struct lease *));
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void dump_raw PROTO ((unsigned char *, int));
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void dump_packet PROTO ((struct packet *));
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void hash_dump PROTO ((struct hash_table *));
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/* socket.c */
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#if defined (USE_SOCKET_SEND) || defined (USE_SOCKET_RECEIVE)
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#if defined (USE_SOCKET_SEND) || defined (USE_SOCKET_RECEIVE) \
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|| defined (USE_SOCKET_FALLBACK)
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int if_register_socket PROTO ((struct interface_info *, struct ifreq *));
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#endif
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#ifdef USE_SOCKET_FALLBACK
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void if_register_fallback PROTO ((struct interface_info *, struct ifreq *));
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size_t send_fallback PROTO ((struct interface_info *,
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struct packet *, struct dhcp_packet *, size_t,
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struct in_addr,
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struct sockaddr_in *, struct hardware *));
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#endif
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#ifdef USE_SOCKET_SEND
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void if_register_send PROTO ((struct interface_info *, struct ifreq *));
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size_t send_packet PROTO ((struct interface_info *,
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struct packet *, struct dhcp_packet *,
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size_t, struct sockaddr_in *, struct hardware *));
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struct packet *, struct dhcp_packet *, size_t,
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struct in_addr,
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struct sockaddr_in *, struct hardware *));
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#endif
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#ifdef USE_SOCKET_RECEIVE
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void if_register_receive PROTO ((struct interface_info *, struct ifreq *));
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@@ -363,8 +422,9 @@ int if_register_bpf PROTO ( (struct interface_info *, struct ifreq *));
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#ifdef USE_BPF_SEND
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void if_register_send PROTO ((struct interface_info *, struct ifreq *));
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size_t send_packet PROTO ((struct interface_info *,
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struct packet *, struct dhcp_packet *,
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size_t, struct sockaddr_in *, struct hardware *));
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struct packet *, struct dhcp_packet *, size_t,
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struct in_addr,
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struct sockaddr_in *, struct hardware *));
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#endif
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#ifdef USE_BPF_RECEIVE
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void if_register_receive PROTO ((struct interface_info *, struct ifreq *));
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@@ -377,8 +437,9 @@ size_t receive_packet PROTO ((struct interface_info *,
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#ifdef USE_NIT_SEND
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void if_register_send PROTO ((struct interface_info *, struct ifreq *));
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size_t send_packet PROTO ((struct interface_info *,
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struct packet *, struct dhcp_packet *,
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size_t, struct sockaddr_in *, struct hardware *));
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struct packet *, struct dhcp_packet *, size_t,
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struct in_addr,
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struct sockaddr_in *, struct hardware *));
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#endif
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#ifdef USE_NIT_RECEIVE
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void if_register_receive PROTO ((struct interface_info *, struct ifreq *));
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@@ -391,8 +452,9 @@ size_t receive_packet PROTO ((struct interface_info *,
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#ifdef USE_RAW_SEND
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void if_register_send PROTO ((struct interface_info *, struct ifreq *));
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size_t send_packet PROTO ((struct interface_info *,
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struct packet *, struct dhcp_packet *,
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size_t, struct sockaddr_in *, struct hardware *));
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struct packet *, struct dhcp_packet *, size_t,
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struct in_addr,
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struct sockaddr_in *, struct hardware *));
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#endif
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/* dispatch.c */
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@@ -445,7 +507,7 @@ void new_lease_file PROTO ((void));
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void assemble_hw_header PROTO ((struct interface_info *, unsigned char *,
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int *, struct hardware *));
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void assemble_udp_ip_header PROTO ((struct interface_info *, unsigned char *,
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int *, u_int32_t, u_int16_t,
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int *, u_int32_t, u_int32_t, u_int16_t,
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unsigned char *, int));
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size_t decode_hw_header PROTO ((struct interface_info *, unsigned char *,
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int, struct hardware *));
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