1 /* SPDX-License-Identifier: LGPL-2.1-only */ 2 /* 3 * Copyright (c) 2007, 2008 Patrick McHardy <kaber@trash.net> 4 */ 5 6 #ifndef NETLINK_QUEUE_H_ 7 #define NETLINK_QUEUE_H_ 8 9 #include <netlink/netlink.h> 10 11 #ifdef __cplusplus 12 extern "C" { 13 #endif 14 15 struct nl_sock; 16 struct nlmsghdr; 17 struct nfnl_queue; 18 19 extern struct nl_object_ops queue_obj_ops; 20 21 enum nfnl_queue_copy_mode { 22 NFNL_QUEUE_COPY_NONE, 23 NFNL_QUEUE_COPY_META, 24 NFNL_QUEUE_COPY_PACKET, 25 }; 26 27 /* General */ 28 extern struct nl_sock * nfnl_queue_socket_alloc(void); 29 30 extern struct nfnl_queue * nfnl_queue_alloc(void); 31 32 extern void nfnl_queue_get(struct nfnl_queue *); 33 extern void nfnl_queue_put(struct nfnl_queue *); 34 35 /* Attributes */ 36 extern void nfnl_queue_set_group(struct nfnl_queue *, uint16_t); 37 extern int nfnl_queue_test_group(const struct nfnl_queue *); 38 extern uint16_t nfnl_queue_get_group(const struct nfnl_queue *); 39 40 extern void nfnl_queue_set_maxlen(struct nfnl_queue *, uint32_t); 41 extern int nfnl_queue_test_maxlen(const struct nfnl_queue *); 42 extern uint32_t nfnl_queue_get_maxlen(const struct nfnl_queue *); 43 44 extern void nfnl_queue_set_copy_mode(struct nfnl_queue *, 45 enum nfnl_queue_copy_mode); 46 extern int nfnl_queue_test_copy_mode(const struct nfnl_queue *); 47 extern enum nfnl_queue_copy_mode nfnl_queue_get_copy_mode(const struct nfnl_queue *); 48 49 extern char * nfnl_queue_copy_mode2str(enum nfnl_queue_copy_mode, 50 char *, size_t); 51 extern int nfnl_queue_str2copy_mode(const char *); 52 53 extern void nfnl_queue_set_copy_range(struct nfnl_queue *, 54 uint32_t); 55 extern int nfnl_queue_test_copy_range(const struct nfnl_queue *); 56 extern uint32_t nfnl_queue_get_copy_range(const struct nfnl_queue *); 57 58 extern int nfnl_queue_build_pf_bind(uint8_t, struct nl_msg **); 59 extern int nfnl_queue_pf_bind(struct nl_sock *, uint8_t); 60 61 extern int nfnl_queue_build_pf_unbind(uint8_t, struct nl_msg **); 62 extern int nfnl_queue_pf_unbind(struct nl_sock *, uint8_t); 63 64 extern int nfnl_queue_build_create_request(const struct nfnl_queue *, 65 struct nl_msg **); 66 extern int nfnl_queue_create(struct nl_sock *, 67 const struct nfnl_queue *); 68 69 extern int nfnl_queue_build_change_request(const struct nfnl_queue *, 70 struct nl_msg **); 71 extern int nfnl_queue_change(struct nl_sock *, 72 const struct nfnl_queue *); 73 74 extern int nfnl_queue_build_delete_request(const struct nfnl_queue *, 75 struct nl_msg **); 76 extern int nfnl_queue_delete(struct nl_sock *, 77 const struct nfnl_queue *); 78 79 #ifdef __cplusplus 80 } 81 #endif 82 83 #endif 84 85