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authorThierry Escande <thierry.escande@linux.intel.com>2013-04-02 10:25:16 +0200
committerSamuel Ortiz <sameo@linux.intel.com>2013-04-11 16:28:59 +0200
commit064f370c5fd982e1264c03f5b704e00f5e41eb36 (patch)
tree636fc8d9c23ef114e7bf702f0d49ac53786c7b2e /net/nfc
parentabd18d43302ae0e214d020c842b34e706cc3778e (diff)
downloadlinux-064f370c5fd982e1264c03f5b704e00f5e41eb36.tar.bz2
NFC: llcp: Add support in getsockopt for RW, LTO, and MIU remote parameters
Useful for LLCP validation tests. Signed-off-by: Thierry Escande <thierry.escande@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'net/nfc')
-rw-r--r--net/nfc/llcp/sock.c23
1 files changed, 22 insertions, 1 deletions
diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c
index 641c535be3d4..fd01ac6e0bf4 100644
--- a/net/nfc/llcp/sock.c
+++ b/net/nfc/llcp/sock.c
@@ -303,7 +303,7 @@ static int nfc_llcp_getsockopt(struct socket *sock, int level, int optname,
struct sock *sk = sock->sk;
struct nfc_llcp_sock *llcp_sock = nfc_llcp_sock(sk);
int len, err = 0;
- u16 miux;
+ u16 miux, remote_miu;
u8 rw;
pr_debug("%p optname %d\n", sk, optname);
@@ -339,6 +339,27 @@ static int nfc_llcp_getsockopt(struct socket *sock, int level, int optname,
break;
+ case NFC_LLCP_REMOTE_MIU:
+ remote_miu = llcp_sock->remote_miu > LLCP_MAX_MIU ?
+ local->remote_miu : llcp_sock->remote_miu;
+
+ if (put_user(remote_miu, (u32 __user *) optval))
+ err = -EFAULT;
+
+ break;
+
+ case NFC_LLCP_REMOTE_LTO:
+ if (put_user(local->remote_lto / 10, (u32 __user *) optval))
+ err = -EFAULT;
+
+ break;
+
+ case NFC_LLCP_REMOTE_RW:
+ if (put_user(llcp_sock->remote_rw, (u32 __user *) optval))
+ err = -EFAULT;
+
+ break;
+
default:
err = -ENOPROTOOPT;
break;