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[Qemu-devel] [PATCH v2 4/4] linux-user: add QEMU_IFLA_INFO_KIND nested t
From: |
Laurent Vivier |
Subject: |
[Qemu-devel] [PATCH v2 4/4] linux-user: add QEMU_IFLA_INFO_KIND nested type for tun |
Date: |
Mon, 20 Aug 2018 19:15:57 +0200 |
Signed-off-by: Laurent Vivier <address@hidden>
---
linux-user/syscall.c | 48 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 197010945f..f1e5d1bd79 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -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,
@@ -2346,6 +2360,34 @@ 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;
@@ -2380,6 +2422,12 @@ 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);
}
--
2.17.1