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linux-user: add QEMU_IFLA_INFO_KIND nested type for tun

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Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20180820171557.7734-5-laurent@vivier.eu>
This commit is contained in:
Laurent Vivier 2018-08-20 19:15:57 +02:00
parent 90cce2a106
commit 70c61d4f78
1 changed files with 48 additions and 0 deletions
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48
linux-user/syscall.c
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@ -501,6 +501,20 @@ enum {
QEMU___IFLA_BRPORT_MAX
};
enum {
QEMU_IFLA_TUN_UNSPEC,
QEMU_IFLA_TUN_OWNER,
QEMU_IFLA_TUN_GROUP,
QEMU_IFLA_TUN_TYPE,
QEMU_IFLA_TUN_PI,
QEMU_IFLA_TUN_VNET_HDR,
QEMU_IFLA_TUN_PERSIST,
QEMU_IFLA_TUN_MULTI_QUEUE,
QEMU_IFLA_TUN_NUM_QUEUES,
QEMU_IFLA_TUN_NUM_DISABLED_QUEUES,
QEMU___IFLA_TUN_MAX,
};
enum {
QEMU_IFLA_INFO_UNSPEC,
QEMU_IFLA_INFO_KIND,
@ -2349,6 +2363,34 @@ static abi_long host_to_target_slave_data_bridge_nlattr(struct nlattr *nlattr,
return 0;
}
static abi_long host_to_target_data_tun_nlattr(struct nlattr *nlattr,
void *context)
{
uint32_t *u32;
switch (nlattr->nla_type) {
/* uint8_t */
case QEMU_IFLA_TUN_TYPE:
case QEMU_IFLA_TUN_PI:
case QEMU_IFLA_TUN_VNET_HDR:
case QEMU_IFLA_TUN_PERSIST:
case QEMU_IFLA_TUN_MULTI_QUEUE:
break;
/* uint32_t */
case QEMU_IFLA_TUN_NUM_QUEUES:
case QEMU_IFLA_TUN_NUM_DISABLED_QUEUES:
case QEMU_IFLA_TUN_OWNER:
case QEMU_IFLA_TUN_GROUP:
u32 = NLA_DATA(nlattr);
*u32 = tswap32(*u32);
break;
default:
gemu_log("Unknown QEMU_IFLA_TUN type %d\n", nlattr->nla_type);
break;
}
return 0;
}
struct linkinfo_context {
int len;
char *name;
@ -2383,6 +2425,12 @@ static abi_long host_to_target_data_linkinfo_nlattr(struct nlattr *nlattr,
nlattr->nla_len,
NULL,
host_to_target_data_bridge_nlattr);
} else if (strncmp(li_context->name, "tun",
li_context->len) == 0) {
return host_to_target_for_each_nlattr(NLA_DATA(nlattr),
nlattr->nla_len,
NULL,
host_to_target_data_tun_nlattr);
} else {
gemu_log("Unknown QEMU_IFLA_INFO_KIND %s\n", li_context->name);
}