| /* |
| * netlink/utils.h Utility Functions |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation version 2.1 |
| * of the License. |
| * |
| * Copyright (c) 2003-2012 Thomas Graf <tgraf@suug.ch> |
| */ |
| |
| #ifndef NETLINK_UTILS_H_ |
| #define NETLINK_UTILS_H_ |
| |
| #include <netlink/netlink.h> |
| #include <netlink/list.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** |
| * @name Probability Constants |
| * @{ |
| */ |
| |
| /** |
| * Lower probability limit |
| * @ingroup utils |
| */ |
| #define NL_PROB_MIN 0x0 |
| |
| /** |
| * Upper probability limit nl_dump_type |
| * @ingroup utils |
| */ |
| #define NL_PROB_MAX 0xffffffff |
| |
| /** @} */ |
| |
| enum { |
| NL_BYTE_RATE, |
| NL_BIT_RATE, |
| }; |
| |
| /* unit pretty-printing */ |
| extern double nl_cancel_down_bytes(unsigned long long, char **); |
| extern double nl_cancel_down_bits(unsigned long long, char **); |
| extern int nl_rate2str(unsigned long long, int, char *, size_t); |
| extern double nl_cancel_down_us(uint32_t, char **); |
| |
| /* generic unit translations */ |
| extern long nl_size2int(const char *); |
| extern char * nl_size2str(const size_t, char *, const size_t); |
| extern long nl_prob2int(const char *); |
| |
| /* time translations */ |
| extern int nl_get_user_hz(void); |
| extern int nl_get_psched_hz(void); |
| extern uint32_t nl_us2ticks(uint32_t); |
| extern uint32_t nl_ticks2us(uint32_t); |
| extern int nl_str2msec(const char *, uint64_t *); |
| extern char * nl_msec2str(uint64_t, char *, size_t); |
| |
| /* link layer protocol translations */ |
| extern char * nl_llproto2str(int, char *, size_t); |
| extern int nl_str2llproto(const char *); |
| |
| /* ethernet protocol translations */ |
| extern char * nl_ether_proto2str(int, char *, size_t); |
| extern int nl_str2ether_proto(const char *); |
| |
| /* IP protocol translations */ |
| extern char * nl_ip_proto2str(int, char *, size_t); |
| extern int nl_str2ip_proto(const char *); |
| |
| /* Dumping helpers */ |
| extern void nl_new_line(struct nl_dump_params *); |
| extern void nl_dump(struct nl_dump_params *, const char *, ...); |
| extern void nl_dump_line(struct nl_dump_params *, const char *, ...); |
| |
| enum { |
| NL_CAPABILITY_NONE, |
| |
| /** |
| * rtnl_route_build_msg() no longer guesses the route scope |
| * if explicitly set to RT_SCOPE_NOWHERE. |
| * @ingroup utils |
| */ |
| NL_CAPABILITY_ROUTE_BUILD_MSG_SET_SCOPE = 1, |
| #define NL_CAPABILITY_ROUTE_BUILD_MSG_SET_SCOPE NL_CAPABILITY_ROUTE_BUILD_MSG_SET_SCOPE |
| |
| /** |
| * rtnl_link_veth_get_peer() now returns a reference that is owned by the |
| * caller and must be released by the caller with rtnl_link_put(). |
| */ |
| NL_CAPABILITY_ROUTE_LINK_VETH_GET_PEER_OWN_REFERENCE = 2, |
| #define NL_CAPABILITY_ROUTE_LINK_VETH_GET_PEER_OWN_REFERENCE NL_CAPABILITY_ROUTE_LINK_VETH_GET_PEER_OWN_REFERENCE |
| |
| /** |
| * rtnl_u32_add_action() and rtnl_basic_add_action() now grab a reference to act |
| * caller are free to release its own |
| */ |
| NL_CAPABILITY_ROUTE_LINK_CLS_ADD_ACT_OWN_REFERENCE = 3, |
| #define NL_CAPABILITY_ROUTE_LINK_CLS_ADD_ACT_OWN_REFERENCE NL_CAPABILITY_ROUTE_LINK_CLS_ADD_ACT_OWN_REFERENCE |
| |
| /** |
| * Indicate that the local port is unspecified until the user accesses |
| * it (via nl_socket_get_local_port()) or until nl_connect(). More importantly, |
| * if the port is left unspecified, nl_connect() will retry generating another |
| * port when bind() fails with ADDRINUSE. |
| */ |
| NL_CAPABILITY_NL_CONNECT_RETRY_GENERATE_PORT_ON_ADDRINUSE = 4, |
| #define NL_CAPABILITY_NL_CONNECT_RETRY_GENERATE_PORT_ON_ADDRINUSE NL_CAPABILITY_NL_CONNECT_RETRY_GENERATE_PORT_ON_ADDRINUSE |
| |
| __NL_CAPABILITY_MAX |
| #define NL_CAPABILITY_MAX (__NL_CAPABILITY_MAX - 1) |
| }; |
| int nl_has_capability (int capability); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |