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https://github.com/qemu/qemu.git
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a08784dd11
Remove unused sysemu.h include directives to speed up build with the following patches. Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
131 lines
3.5 KiB
C
131 lines
3.5 KiB
C
/*
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* QEMU System Emulator
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*
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* Copyright (c) 2003-2008 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "net/vde.h"
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#include "config-host.h"
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#include <libvdeplug.h>
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#include "net.h"
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#include "qemu-char.h"
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#include "qemu-common.h"
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#include "qemu-option.h"
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typedef struct VDEState {
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VLANClientState nc;
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VDECONN *vde;
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} VDEState;
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static void vde_to_qemu(void *opaque)
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{
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VDEState *s = opaque;
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uint8_t buf[4096];
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int size;
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size = vde_recv(s->vde, (char *)buf, sizeof(buf), 0);
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if (size > 0) {
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qemu_send_packet(&s->nc, buf, size);
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}
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}
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static ssize_t vde_receive(VLANClientState *nc, const uint8_t *buf, size_t size)
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{
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VDEState *s = DO_UPCAST(VDEState, nc, nc);
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ssize_t ret;
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do {
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ret = vde_send(s->vde, (const char *)buf, size, 0);
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} while (ret < 0 && errno == EINTR);
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return ret;
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}
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static void vde_cleanup(VLANClientState *nc)
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{
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VDEState *s = DO_UPCAST(VDEState, nc, nc);
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qemu_set_fd_handler(vde_datafd(s->vde), NULL, NULL, NULL);
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vde_close(s->vde);
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}
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static NetClientInfo net_vde_info = {
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.type = NET_CLIENT_TYPE_VDE,
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.size = sizeof(VDEState),
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.receive = vde_receive,
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.cleanup = vde_cleanup,
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};
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static int net_vde_init(VLANState *vlan, const char *model,
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const char *name, const char *sock,
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int port, const char *group, int mode)
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{
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VLANClientState *nc;
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VDEState *s;
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VDECONN *vde;
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char *init_group = (char *)group;
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char *init_sock = (char *)sock;
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struct vde_open_args args = {
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.port = port,
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.group = init_group,
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.mode = mode,
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};
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vde = vde_open(init_sock, (char *)"QEMU", &args);
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if (!vde){
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return -1;
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}
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nc = qemu_new_net_client(&net_vde_info, vlan, NULL, model, name);
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snprintf(nc->info_str, sizeof(nc->info_str), "sock=%s,fd=%d",
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sock, vde_datafd(vde));
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s = DO_UPCAST(VDEState, nc, nc);
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s->vde = vde;
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qemu_set_fd_handler(vde_datafd(s->vde), vde_to_qemu, NULL, s);
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return 0;
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}
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int net_init_vde(QemuOpts *opts, Monitor *mon, const char *name, VLANState *vlan)
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{
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const char *sock;
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const char *group;
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int port, mode;
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sock = qemu_opt_get(opts, "sock");
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group = qemu_opt_get(opts, "group");
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port = qemu_opt_get_number(opts, "port", 0);
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mode = qemu_opt_get_number(opts, "mode", 0700);
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if (net_vde_init(vlan, "vde", name, sock, port, group, mode) == -1) {
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return -1;
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}
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return 0;
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}
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