1 /* SPDX-License-Identifier: GPL-2.0-or-later 2 * Copyright (c) 2021 Linux Test Project 3 */ 4 5 #ifndef TST_NETDEVICE_H 6 #define TST_NETDEVICE_H 7 8 /* Find device index for given network interface name. */ 9 int tst_netdev_index_by_name(const char *file, const int lineno, 10 const char *ifname); 11 #define NETDEV_INDEX_BY_NAME(ifname) \ 12 tst_netdev_index_by_name(__FILE__, __LINE__, (ifname)) 13 14 /* Activate or deactivate network interface */ 15 int tst_netdev_set_state(const char *file, const int lineno, 16 const char *ifname, int up); 17 #define NETDEV_SET_STATE(ifname, up) \ 18 tst_netdev_set_state(__FILE__, __LINE__, (ifname), (up)) 19 20 /* Create a connected pair of virtual network devices */ 21 int tst_create_veth_pair(const char *file, const int lineno, 22 const char *ifname1, const char *ifname2); 23 #define CREATE_VETH_PAIR(ifname1, ifname2) \ 24 tst_create_veth_pair(__FILE__, __LINE__, (ifname1), (ifname2)) 25 26 int tst_remove_netdev(const char *file, const int lineno, const char *ifname); 27 #define REMOVE_NETDEV(ifname) tst_remove_netdev(__FILE__, __LINE__, (ifname)) 28 29 int tst_netdev_add_address(const char *file, const int lineno, 30 const char *ifname, unsigned int family, const void *address, 31 unsigned int prefix, size_t addrlen, unsigned int flags); 32 #define NETDEV_ADD_ADDRESS(ifname, family, address, prefix, addrlen, flags) \ 33 tst_netdev_add_address(__FILE__, __LINE__, (ifname), (family), \ 34 (address), (prefix), (addrlen), (flags)) 35 36 int tst_netdev_add_address_inet(const char *file, const int lineno, 37 const char *ifname, in_addr_t address, unsigned int prefix, 38 unsigned int flags); 39 #define NETDEV_ADD_ADDRESS_INET(ifname, address, prefix, flags) \ 40 tst_netdev_add_address_inet(__FILE__, __LINE__, (ifname), (address), \ 41 (prefix), (flags)) 42 43 int tst_netdev_remove_address(const char *file, const int lineno, 44 const char *ifname, unsigned int family, const void *address, 45 size_t addrlen); 46 #define NETDEV_REMOVE_ADDRESS(ifname, family, address, addrlen) \ 47 tst_netdev_remove_address(__FILE__, __LINE__, (ifname), (family), \ 48 (address), (addrlen)) 49 50 int tst_netdev_remove_address_inet(const char *file, const int lineno, 51 const char *ifname, in_addr_t address); 52 #define NETDEV_REMOVE_ADDRESS_INET(ifname, address) \ 53 tst_netdev_remove_address_inet(__FILE__, __LINE__, (ifname), (address)) 54 55 int tst_netdev_change_ns_fd(const char *file, const int lineno, 56 const char *ifname, int nsfd); 57 #define NETDEV_CHANGE_NS_FD(ifname, nsfd) \ 58 tst_netdev_change_ns_fd(__FILE__, __LINE__, (ifname), (nsfd)) 59 60 int tst_netdev_change_ns_pid(const char *file, const int lineno, 61 const char *ifname, pid_t nspid); 62 #define NETDEV_CHANGE_NS_PID(ifname, nspid) \ 63 tst_netdev_change_ns_pid(__FILE__, __LINE__, (ifname), (nspid)) 64 65 /* 66 * Add new static entry to main routing table. If you specify gateway address, 67 * the interface name is optional. 68 */ 69 int tst_netdev_add_route(const char *file, const int lineno, 70 const char *ifname, unsigned int family, const void *srcaddr, 71 unsigned int srcprefix, size_t srclen, const void *dstaddr, 72 unsigned int dstprefix, size_t dstlen, const void *gateway, 73 size_t gatewaylen); 74 #define NETDEV_ADD_ROUTE(ifname, family, srcaddr, srcprefix, srclen, dstaddr, \ 75 dstprefix, dstlen, gateway, gatewaylen) \ 76 tst_netdev_add_route(__FILE__, __LINE__, (ifname), (family), \ 77 (srcaddr), (srcprefix), (srclen), (dstaddr), (dstprefix), \ 78 (dstlen), (gateway), (gatewaylen)) 79 80 /* 81 * Simplified function for adding IPv4 static route. If you set srcprefix 82 * or dstprefix to 0, the corresponding address will be ignored. Interface 83 * name is optional if gateway address is non-zero. 84 */ 85 int tst_netdev_add_route_inet(const char *file, const int lineno, 86 const char *ifname, in_addr_t srcaddr, unsigned int srcprefix, 87 in_addr_t dstaddr, unsigned int dstprefix, in_addr_t gateway); 88 #define NETDEV_ADD_ROUTE_INET(ifname, srcaddr, srcprefix, dstaddr, dstprefix, \ 89 gateway) \ 90 tst_netdev_add_route_inet(__FILE__, __LINE__, (ifname), (srcaddr), \ 91 (srcprefix), (dstaddr), (dstprefix), (gateway)) 92 93 /* 94 * Remove static entry from main routing table. 95 */ 96 int tst_netdev_remove_route(const char *file, const int lineno, 97 const char *ifname, unsigned int family, const void *srcaddr, 98 unsigned int srcprefix, size_t srclen, const void *dstaddr, 99 unsigned int dstprefix, size_t dstlen, const void *gateway, 100 size_t gatewaylen); 101 #define NETDEV_REMOVE_ROUTE(ifname, family, srcaddr, srcprefix, srclen, \ 102 dstaddr, dstprefix, dstlen, gateway, gatewaylen) \ 103 tst_netdev_remove_route(__FILE__, __LINE__, (ifname), (family), \ 104 (srcaddr), (srcprefix), (srclen), (dstaddr), (dstprefix), \ 105 (dstlen), (gateway), (gatewaylen)) 106 107 /* 108 * Simplified function for removing IPv4 static route. 109 */ 110 int tst_netdev_remove_route_inet(const char *file, const int lineno, 111 const char *ifname, in_addr_t srcaddr, unsigned int srcprefix, 112 in_addr_t dstaddr, unsigned int dstprefix, in_addr_t gateway); 113 #define NETDEV_REMOVE_ROUTE_INET(ifname, srcaddr, srcprefix, dstaddr, \ 114 dstprefix, gateway) \ 115 tst_netdev_remove_route_inet(__FILE__, __LINE__, (ifname), (srcaddr), \ 116 (srcprefix), (dstaddr), (dstprefix), (gateway)) 117 118 #endif /* TST_NETDEVICE_H */ 119