X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Flibsystemd-network%2Fdhcp-server-internal.h;h=eb7d6d44d341cb956286acd3fc57157bcb6e46e7;hp=6484dd37ec1eb4c8cd8b4a7fb38b4a5105b94acf;hb=79008bddf679a5e0900369950eb346c9fa687107;hpb=3a864fe4a894745ac61f1ecabd7cadf04139a284 diff --git a/src/libsystemd-network/dhcp-server-internal.h b/src/libsystemd-network/dhcp-server-internal.h index 6484dd37e..eb7d6d44d 100644 --- a/src/libsystemd-network/dhcp-server-internal.h +++ b/src/libsystemd-network/dhcp-server-internal.h @@ -23,10 +23,27 @@ #include "sd-event.h" #include "sd-dhcp-server.h" +#include "hashmap.h" #include "refcnt.h" #include "util.h" #include "log.h" +#include "dhcp-internal.h" + +typedef struct DHCPClientId { + size_t length; + uint8_t *data; +} DHCPClientId; + +typedef struct DHCPLease { + DHCPClientId client_id; + + be32_t address; + be32_t gateway; + uint8_t chaddr[16]; + usec_t expiration; +} DHCPLease; + struct sd_dhcp_server { RefCount n_ref; @@ -34,11 +51,41 @@ struct sd_dhcp_server { int event_priority; sd_event_source *receive_message; int fd; + int fd_raw; int index; + be32_t address; + be32_t netmask; + be32_t pool_start; + size_t pool_size; + size_t next_offer; + + Hashmap *leases_by_client_id; + DHCPLease **bound_leases; }; +typedef struct DHCPRequest { + /* received message */ + DHCPMessage *message; + + /* options */ + DHCPClientId client_id; + size_t max_optlen; + be32_t server_id; + be32_t requested_ip; + int lifetime; +} DHCPRequest; + DEFINE_TRIVIAL_CLEANUP_FUNC(sd_dhcp_server*, sd_dhcp_server_unref); #define _cleanup_dhcp_server_unref_ _cleanup_(sd_dhcp_server_unrefp) -#define log_dhcp_server(client, fmt, ...) log_meta(LOG_DEBUG, __FILE__, __LINE__, __func__, "DHCP SERVER: " fmt, ##__VA_ARGS__) +#define log_dhcp_server(client, fmt, ...) log_internal(LOG_DEBUG, 0, __FILE__, __LINE__, __func__, "DHCP SERVER: " fmt, ##__VA_ARGS__) + +int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message, + size_t length); +int dhcp_server_send_packet(sd_dhcp_server *server, + DHCPRequest *req, DHCPPacket *packet, + int type, size_t optoffset); + +unsigned long client_id_hash_func(const void *p, const uint8_t hash_key[HASH_KEY_SIZE]); +int client_id_compare_func(const void *_a, const void *_b);