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| author | Micael Karlberg <[email protected]> | 2018-07-18 11:33:50 +0200 |
|---|---|---|
| committer | Micael Karlberg <[email protected]> | 2018-09-18 14:50:18 +0200 |
| commit | ebd626e7b4259bdfb4ddb34ce2d298d0feb0a1c8 (patch) | |
| tree | 53eae6b4432f2e2e1dcc4433db5c3583670e6b7f /erts/emulator/nifs/common/socket_nif.c | |
| parent | 8d759e6f00b1cf834fe21654de3f53df706e8c0f (diff) | |
| download | otp-ebd626e7b4259bdfb4ddb34ce2d298d0feb0a1c8.tar.gz otp-ebd626e7b4259bdfb4ddb34ce2d298d0feb0a1c8.tar.bz2 otp-ebd626e7b4259bdfb4ddb34ce2d298d0feb0a1c8.zip | |
[socket-nif] Add support for socket (level ipv6) option mtu
Added support for the VPv6 socket option MTU.
OTP-14831.
Diffstat (limited to 'erts/emulator/nifs/common/socket_nif.c')
| -rw-r--r-- | erts/emulator/nifs/common/socket_nif.c | 44 |
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 15d43da9da..0222d58e6d 100644 --- a/erts/emulator/nifs/common/socket_nif.c +++ b/erts/emulator/nifs/common/socket_nif.c @@ -388,6 +388,7 @@ typedef union { #define SOCKET_OPT_IPV6_ADD_MEMBERSHIP 2 #define SOCKET_OPT_IPV6_DROP_MEMBERSHIP 6 #define SOCKET_OPT_IPV6_HOPLIMIT 12 +#define SOCKET_OPT_IPV6_MTU 17 #define SOCKET_OPT_IPV6_V6ONLY 33 #define SOCKET_OPT_TCP_CONGESTION 1 @@ -1008,6 +1009,11 @@ static ERL_NIF_TERM nsetopt_lvl_ipv6_hoplimit(ErlNifEnv* env, SocketDescriptor* descP, ERL_NIF_TERM eVal); #endif +#if defined(IPV6_MTU) +static ERL_NIF_TERM nsetopt_lvl_ipv6_mtu(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, @@ -1227,12 +1233,17 @@ static ERL_NIF_TERM ngetopt_lvl_ipv6(ErlNifEnv* env, static ERL_NIF_TERM ngetopt_lvl_ipv6_hoplimit(ErlNifEnv* env, SocketDescriptor* descP); #endif +#if defined(IPV6_MTU) +static ERL_NIF_TERM ngetopt_lvl_ipv6_mtu(ErlNifEnv* env, + SocketDescriptor* descP); +#endif #if defined(IPV6_V6ONLY) static ERL_NIF_TERM ngetopt_lvl_ipv6_v6only(ErlNifEnv* env, SocketDescriptor* descP); #endif #endif // defined(SOL_IPV6) + static ERL_NIF_TERM ngetopt_lvl_tcp(ErlNifEnv* env, SocketDescriptor* descP, int eOpt); @@ -4960,6 +4971,12 @@ ERL_NIF_TERM nsetopt_lvl_ipv6(ErlNifEnv* env, break; #endif +#if defined(IPV6_MTU) + case SOCKET_OPT_IPV6_MTU: + result = nsetopt_lvl_ipv6_mtu(env, descP, eVal); + break; +#endif + #if defined(IPV6_V6ONLY) case SOCKET_OPT_IPV6_V6ONLY: result = nsetopt_lvl_ipv6_v6only(env, descP, eVal); @@ -5010,6 +5027,17 @@ ERL_NIF_TERM nsetopt_lvl_ipv6_hoplimit(ErlNifEnv* env, #endif +#if defined(IPV6_MTU) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_mtu(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, SOL_IPV6, IPV6_MTU, eVal); +} +#endif + + #if defined(IPV6_V6ONLY) static ERL_NIF_TERM nsetopt_lvl_ipv6_v6only(ErlNifEnv* env, @@ -6697,6 +6725,12 @@ ERL_NIF_TERM ngetopt_lvl_ipv6(ErlNifEnv* env, break; #endif +#if defined(IPV6_MTU) + case SOCKET_OPT_IPV6_MTU: + result = ngetopt_lvl_ipv6_mtu(env, descP); + break; +#endif + #if defined(IPV6_V6ONLY) case SOCKET_OPT_IPV6_V6ONLY: result = ngetopt_lvl_ipv6_v6only(env, descP); @@ -6727,6 +6761,16 @@ ERL_NIF_TERM ngetopt_lvl_ipv6_hoplimit(ErlNifEnv* env, #endif +#if defined(IPV6_MTU) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_mtu(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, SOL_IPV6, IPV6_MTU); +} +#endif + + #if defined(IPV6_V6ONLY) static ERL_NIF_TERM ngetopt_lvl_ipv6_v6only(ErlNifEnv* env, |