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/*
* QEMU rocker switch emulation
*
* Copyright (c) 2014 Scott Feldman <sfeldma@gmail.com>
* Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us>
* Copyright (c) 2014 Neil Horman <nhorman@tuxdriver.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _ROCKER_H_
#define _ROCKER_H_
#include "qemu/sockets.h"
#if defined(DEBUG_ROCKER)
# define DPRINTF(fmt, ...) \
do { \
struct timeval tv; \
char timestr[64]; \
time_t now; \
gettimeofday(&tv, NULL); \
now = tv.tv_sec; \
strftime(timestr, sizeof(timestr), "%T", localtime(&now)); \
fprintf(stderr, "%s.%06ld ", timestr, tv.tv_usec); \
fprintf(stderr, "ROCKER: " fmt, ## __VA_ARGS__); \
} while (0)
#else
static inline GCC_FMT_ATTR(1, 2) int DPRINTF(const char *fmt, ...)
{
return 0;
}
#endif
#define __le16 uint16_t
#define __le32 uint32_t
#define __le64 uint64_t
#define __be16 uint16_t
#define __be32 uint32_t
#define __be64 uint64_t
static inline bool ipv4_addr_is_multicast(__be32 addr)
{
return (addr & htonl(0xf0000000)) == htonl(0xe0000000);
}
typedef struct ipv6_addr {
union {
uint8_t addr8[16];
__be16 addr16[8];
__be32 addr32[4];
};
} Ipv6Addr;
static inline bool ipv6_addr_is_multicast(const Ipv6Addr *addr)
{
return (addr->addr32[0] & htonl(0xFF000000)) == htonl(0xFF000000);
}
typedef struct rocker Rocker;
typedef struct world World;
typedef struct desc_info DescInfo;
typedef struct desc_ring DescRing;
Rocker *rocker_find(const char *name);
uint32_t rocker_fp_ports(Rocker *r);
int rocker_event_link_changed(Rocker *r, uint32_t pport, bool link_up);
int rocker_event_mac_vlan_seen(Rocker *r, uint32_t pport, uint8_t *addr,
uint16_t vlan_id);
int rx_produce(World *world, uint32_t pport,
const struct iovec *iov, int iovcnt);
int rocker_port_eg(Rocker *r, uint32_t pport,
const struct iovec *iov, int iovcnt);
#endif /* _ROCKER_H_ */
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