diff --git a/include/net/tap.h b/include/net/tap.h index a994f20447a42db24669538901cf93c3a43403fd..c3eb85a74e3240adbac062aa7289ed3fd99450a6 100644 --- a/include/net/tap.h +++ b/include/net/tap.h @@ -37,6 +37,7 @@ void tap_set_offload(NetClientState *nc, int csum, int tso4, int tso6, int ecn, void tap_set_vnet_hdr_len(NetClientState *nc, int len); int tap_enable(NetClientState *nc); int tap_disable(NetClientState *nc); +int tap_get_ifname(NetClientState *nc, char *ifname); int tap_get_fd(NetClientState *nc); diff --git a/net/tap-aix.c b/net/tap-aix.c index 66e0574fd7c5658dd0d7bbd56a132d146361bbdc..e760e9a0e7d792f9fe49a5802115ba1078406fb6 100644 --- a/net/tap-aix.c +++ b/net/tap-aix.c @@ -69,3 +69,9 @@ int tap_fd_disable(int fd) { return -1; } + +int tap_fd_get_ifname(int fd, char *ifname) +{ + return -1; +} + diff --git a/net/tap-bsd.c b/net/tap-bsd.c index cfc7a289f884069cb9a94cfe0c85af5b82a20b10..4f22109e942754597e5bfd02a2881c53ba6850bd 100644 --- a/net/tap-bsd.c +++ b/net/tap-bsd.c @@ -156,3 +156,7 @@ int tap_fd_disable(int fd) return -1; } +int tap_fd_get_ifname(int fd, char *ifname) +{ + return -1; +} diff --git a/net/tap-haiku.c b/net/tap-haiku.c index 664d40fb4dc87c2a1b2d1bbe700be8a98cdd52bc..b3b5fbb61eab7f307399efe4a47c8a466ba8fed8 100644 --- a/net/tap-haiku.c +++ b/net/tap-haiku.c @@ -70,3 +70,7 @@ int tap_fd_disable(int fd) return -1; } +int tap_fd_get_ifname(int fd, char *ifname) +{ + return -1; +} diff --git a/net/tap-linux.c b/net/tap-linux.c index bdb0a790c8ead8180ec2a93cfde83762dca43d94..3b21662c130d1f80ad07482b6b1f962fe7a9dbfb 100644 --- a/net/tap-linux.c +++ b/net/tap-linux.c @@ -261,3 +261,16 @@ int tap_fd_disable(int fd) return ret; } +int tap_fd_get_ifname(int fd, char *ifname) +{ + struct ifreq ifr; + + if (ioctl(fd, TUNGETIFF, &ifr) != 0) { + error_report("TUNGETIFF ioctl() failed: %s", + strerror(errno)); + return -1; + } + + pstrcpy(ifname, sizeof(ifr.ifr_name), ifr.ifr_name); + return 0; +} diff --git a/net/tap-solaris.c b/net/tap-solaris.c index 12cc392c94ff2f66233c9fec25b74f173322d7c6..214d95e626fed6b662706ba4b28318f822a45f82 100644 --- a/net/tap-solaris.c +++ b/net/tap-solaris.c @@ -236,3 +236,7 @@ int tap_fd_disable(int fd) return -1; } +int tap_fd_get_ifname(int fd, char *ifname) +{ + return -1; +} diff --git a/net/tap_int.h b/net/tap_int.h index ca1c21b451a5c034906f03ba8f58ffca2d208706..125f83d5b04118e35626b99a2bdb507eee433a0a 100644 --- a/net/tap_int.h +++ b/net/tap_int.h @@ -44,5 +44,6 @@ void tap_fd_set_offload(int fd, int csum, int tso4, int tso6, int ecn, int ufo); void tap_fd_set_vnet_hdr_len(int fd, int len); int tap_fd_enable(int fd); int tap_fd_disable(int fd); +int tap_fd_get_ifname(int fd, char *ifname); #endif /* QEMU_TAP_H */