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authorMicael Karlberg <[email protected]>2018-07-24 12:29:22 +0200
committerMicael Karlberg <[email protected]>2018-09-18 14:50:18 +0200
commitb598160c2f1162658ea948284aee5b53951a3b9e (patch)
tree4d1f65fd76f3e2ef62cc7d57906544d1bdd7bd87 /erts/emulator
parente54642b537177941ff361b1eebdec10e02cfc22d (diff)
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[socket-nif] Add support for socket (level ipv6) option unicast_hops
Added support for the IPv6 socket option UNICAST_HOPS. OTP-14831.
Diffstat (limited to 'erts/emulator')
-rw-r--r--erts/emulator/nifs/common/socket_nif.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/erts/emulator/nifs/common/socket_nif.c b/erts/emulator/nifs/common/socket_nif.c
index 6a2904f75f..5aba0bca03 100644
--- a/erts/emulator/nifs/common/socket_nif.c
+++ b/erts/emulator/nifs/common/socket_nif.c
@@ -549,6 +549,7 @@ typedef union {
#define SOCKET_OPT_IPV6_MULTICAST_LOOP 21
#define SOCKET_OPT_IPV6_RECVPKTINFO 25 // PKTINFO on FreeBSD
#define SOCKET_OPT_IPV6_RTHDR 28
+#define SOCKET_OPT_IPV6_UNICAST_HOPS 30
#define SOCKET_OPT_IPV6_V6ONLY 32
#define SOCKET_OPT_TCP_CONGESTION 1
@@ -1270,6 +1271,11 @@ static ERL_NIF_TERM nsetopt_lvl_ipv6_rthdr(ErlNifEnv* env,
SocketDescriptor* descP,
ERL_NIF_TERM eVal);
#endif
+#if defined(IPV6_UNICAST_HOPS)
+static ERL_NIF_TERM nsetopt_lvl_ipv6_unicast_hops(ErlNifEnv* env,
+ SocketDescriptor* descP,
+ ERL_NIF_TERM eVal);
+#endif
#if defined(IPV6_V6ONLY)
static ERL_NIF_TERM nsetopt_lvl_ipv6_v6only(ErlNifEnv* env,
SocketDescriptor* descP,
@@ -1595,6 +1601,10 @@ static ERL_NIF_TERM ngetopt_lvl_ipv6_recvpktinfo(ErlNifEnv* env,
static ERL_NIF_TERM ngetopt_lvl_ipv6_rthdr(ErlNifEnv* env,
SocketDescriptor* descP);
#endif
+#if defined(IPV6_UNICAST_HOPS)
+static ERL_NIF_TERM ngetopt_lvl_ipv6_unicast_hops(ErlNifEnv* env,
+ SocketDescriptor* descP);
+#endif
#if defined(IPV6_V6ONLY)
static ERL_NIF_TERM ngetopt_lvl_ipv6_v6only(ErlNifEnv* env,
SocketDescriptor* descP);
@@ -5667,6 +5677,12 @@ ERL_NIF_TERM nsetopt_lvl_ipv6(ErlNifEnv* env,
break;
#endif
+#if defined(IPV6_UNICAST_HOPS)
+ case SOCKET_OPT_IPV6_UNICAST_HOPS:
+ result = nsetopt_lvl_ipv6_unicast_hops(env, descP, eVal);
+ break;
+#endif
+
#if defined(IPV6_V6ONLY)
case SOCKET_OPT_IPV6_V6ONLY:
result = nsetopt_lvl_ipv6_v6only(env, descP, eVal);
@@ -5878,6 +5894,18 @@ ERL_NIF_TERM nsetopt_lvl_ipv6_rthdr(ErlNifEnv* env,
#endif
+#if defined(IPV6_UNICAST_HOPS)
+static
+ERL_NIF_TERM nsetopt_lvl_ipv6_unicast_hops(ErlNifEnv* env,
+ SocketDescriptor* descP,
+ ERL_NIF_TERM eVal)
+{
+ return nsetopt_int_opt(env, descP, SOL_IPV6, IPV6_UNICAST_HOPS, eVal);
+}
+#endif
+
+
+
#if defined(IPV6_V6ONLY)
static
ERL_NIF_TERM nsetopt_lvl_ipv6_v6only(ErlNifEnv* env,
@@ -8277,6 +8305,12 @@ ERL_NIF_TERM ngetopt_lvl_ipv6(ErlNifEnv* env,
break;
#endif
+#if defined(IPV6_UNICAST_HOPS)
+ case SOCKET_OPT_IPV6_UNICAST_HOPS:
+ result = ngetopt_lvl_ipv6_unicast_hops(env, descP);
+ break;
+#endif
+
#if defined(IPV6_V6ONLY)
case SOCKET_OPT_IPV6_V6ONLY:
result = ngetopt_lvl_ipv6_v6only(env, descP);
@@ -8442,6 +8476,16 @@ ERL_NIF_TERM ngetopt_lvl_ipv6_rthdr(ErlNifEnv* env,
#endif
+#if defined(IPV6_UNICAST_HOPS)
+static
+ERL_NIF_TERM ngetopt_lvl_ipv6_unicast_hops(ErlNifEnv* env,
+ SocketDescriptor* descP)
+{
+ return ngetopt_int_opt(env, descP, SOL_IPV6, IPV6_UNICAST_HOPS);
+}
+#endif
+
+
#if defined(IPV6_V6ONLY)
static
ERL_NIF_TERM ngetopt_lvl_ipv6_v6only(ErlNifEnv* env,