X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Fnet%2Ftap_int.h;fp=qemu%2Fnet%2Ftap_int.h;h=2378021c454d9d9a9170cb20d744cc599077f11c;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git diff --git a/qemu/net/tap_int.h b/qemu/net/tap_int.h new file mode 100644 index 000000000..2378021c4 --- /dev/null +++ b/qemu/net/tap_int.h @@ -0,0 +1,49 @@ +/* + * QEMU System Emulator + * + * Copyright (c) 2003-2008 Fabrice Bellard + * Copyright (c) 2009 Red Hat, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef QEMU_TAP_H +#define QEMU_TAP_H + +#include "qemu-common.h" +#include "qapi-types.h" + +int tap_open(char *ifname, int ifname_size, int *vnet_hdr, + int vnet_hdr_required, int mq_required, Error **errp); + +ssize_t tap_read_packet(int tapfd, uint8_t *buf, int maxlen); + +void tap_set_sndbuf(int fd, const NetdevTapOptions *tap, Error **errp); +int tap_probe_vnet_hdr(int fd); +int tap_probe_vnet_hdr_len(int fd, int len); +int tap_probe_has_ufo(int fd); +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_set_vnet_le(int fd, int vnet_is_le); +int tap_fd_set_vnet_be(int fd, int vnet_is_be); +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 */