#ifndef __FLOW_DIVERT_H__
#define __FLOW_DIVERT_H__
#include <sys/mbuf.h>
struct flow_divert_group;
struct flow_divert_trie_node;
struct flow_divert_pcb {
decl_lck_mtx_data(, mtx);
socket_t so;
RB_ENTRY(flow_divert_pcb) rb_link;
uint32_t hash;
mbuf_t connect_token;
uint32_t flags;
uint32_t send_window;
struct flow_divert_group *group;
uint32_t control_group_unit;
uint32_t aggregate_unit;
uint32_t policy_control_unit;
int32_t ref_count;
uint32_t bytes_written_by_app;
uint32_t bytes_read_by_app;
uint32_t bytes_sent;
uint32_t bytes_received;
uint8_t log_level;
SLIST_ENTRY(flow_divert_pcb) tmp_list_entry;
mbuf_t connect_packet;
uint8_t *app_data;
size_t app_data_length;
union sockaddr_in_4_6 local_endpoint;
struct sockaddr *original_remote_endpoint;
struct ifnet *original_last_outifp6;
struct ifnet *original_last_outifp;
uint8_t original_vflag;
};
RB_HEAD(fd_pcb_tree, flow_divert_pcb);
struct flow_divert_trie {
struct flow_divert_trie_node *nodes;
uint16_t *child_maps;
uint8_t *bytes;
void *memory;
uint16_t nodes_count;
uint16_t child_maps_count;
uint16_t bytes_count;
uint16_t nodes_free_next;
uint16_t child_maps_free_next;
uint16_t bytes_free_next;
uint16_t root;
};
struct flow_divert_group {
decl_lck_rw_data(, lck);
struct fd_pcb_tree pcb_tree;
uint32_t ctl_unit;
uint8_t atomic_bits;
MBUFQ_HEAD(send_queue_head) send_queue;
uint8_t *token_key;
size_t token_key_size;
uint32_t flags;
struct flow_divert_trie signing_id_trie;
};
void flow_divert_init(void);
void flow_divert_detach(struct socket *so);
errno_t flow_divert_token_set(struct socket *so, struct sockopt *sopt);
errno_t flow_divert_token_get(struct socket *so, struct sockopt *sopt);
errno_t flow_divert_pcb_init(struct socket *so);
errno_t flow_divert_connect_out(struct socket *so, struct sockaddr *to, proc_t p);
errno_t flow_divert_implicit_data_out(struct socket *so, int flags, mbuf_t data, struct sockaddr *to, mbuf_t control, struct proc *p);
#endif