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| author | Micael Karlberg <[email protected]> | 2018-07-10 14:01:00 +0200 |
|---|---|---|
| committer | Micael Karlberg <[email protected]> | 2018-09-18 14:50:18 +0200 |
| commit | 59586c412340d24188f78730c5b2c45db772c8ca (patch) | |
| tree | 43d483e4458269cd0dac5b28ab40c313da902a88 /erts/emulator | |
| parent | 8936b71f13b37559600afb5536ff7d7878b9ab0e (diff) | |
| download | otp-59586c412340d24188f78730c5b2c45db772c8ca.tar.gz otp-59586c412340d24188f78730c5b2c45db772c8ca.tar.bz2 otp-59586c412340d24188f78730c5b2c45db772c8ca.zip | |
[socket-nif] Add support for socket (level ip) option multicast_ttl
Added support for the IP option MULTICAST_TTL.
OTP-14831
Diffstat (limited to 'erts/emulator')
| -rw-r--r-- | erts/emulator/nifs/common/socket_nif.c | 61 |
1 files changed, 60 insertions, 1 deletions
diff --git a/erts/emulator/nifs/common/socket_nif.c b/erts/emulator/nifs/common/socket_nif.c index 95f29f3dd8..f73364f28f 100644 --- a/erts/emulator/nifs/common/socket_nif.c +++ b/erts/emulator/nifs/common/socket_nif.c @@ -363,6 +363,7 @@ typedef union { #define SOCKET_OPT_SOCK_TYPE 32 #define SOCKET_OPT_IP_MULTICAST_LOOP 15 +#define SOCKET_OPT_IP_MULTICAST_TTL 16 #define SOCKET_OPT_IP_RECVTOS 25 #define SOCKET_OPT_IP_ROUTER_ALERT 28 #define SOCKET_OPT_IP_TOS 30 @@ -849,6 +850,11 @@ static ERL_NIF_TERM nsetopt_lvl_ip_multicast_loop(ErlNifEnv* env, SocketDescriptor* descP, ERL_NIF_TERM eVal); #endif +#if defined(IP_MULTICAST_TTL) +static ERL_NIF_TERM nsetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif #if defined(IP_RECVTOS) static ERL_NIF_TERM nsetopt_lvl_ip_recvtos(ErlNifEnv* env, SocketDescriptor* descP, @@ -1021,6 +1027,10 @@ static ERL_NIF_TERM ngetopt_lvl_ip(ErlNifEnv* env, static ERL_NIF_TERM ngetopt_lvl_ip_multicast_loop(ErlNifEnv* env, SocketDescriptor* descP); #endif +#if defined(IP_MULTICAST_TTL) +static ERL_NIF_TERM ngetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, + SocketDescriptor* descP); +#endif #if defined(IP_RECVTOS) static ERL_NIF_TERM ngetopt_lvl_ip_recvtos(ErlNifEnv* env, SocketDescriptor* descP); @@ -3952,6 +3962,12 @@ ERL_NIF_TERM nsetopt_lvl_ip(ErlNifEnv* env, break; #endif +#if defined(IP_MULTICAST_TTL) + case SOCKET_OPT_IP_MULTICAST_TTL: + result = nsetopt_lvl_ip_multicast_ttl(env, descP, eVal); + break; +#endif + #if defined(IP_RECVTOS) case SOCKET_OPT_IP_RECVTOS: result = nsetopt_lvl_ip_recvtos(env, descP, eVal); @@ -4004,6 +4020,25 @@ ERL_NIF_TERM nsetopt_lvl_ip_multicast_loop(ErlNifEnv* env, #endif +/* nsetopt_lvl_ip_multicast_ttl - Level IP MULTICAST_TTL option + */ +#if defined(IP_MULTICAST_TTL) +static +ERL_NIF_TERM nsetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_int_opt(env, descP, level, IP_MULTICAST_TTL, eVal); +} +#endif + + /* nsetopt_lvl_ip_recvtos - Level IP RECVTOS option */ #if defined(IP_RECVTOS) @@ -5237,6 +5272,12 @@ ERL_NIF_TERM ngetopt_lvl_ip(ErlNifEnv* env, break; #endif +#if defined(IP_MULTICAST_TTL) + case SOCKET_OPT_IP_MULTICAST_TTL: + result = ngetopt_lvl_ip_multicast_ttl(env, descP); + break; +#endif + #if defined(IP_RECVTOS) case SOCKET_OPT_IP_RECVTOS: result = ngetopt_lvl_ip_recvtos(env, descP); @@ -5272,7 +5313,7 @@ ERL_NIF_TERM ngetopt_lvl_ip(ErlNifEnv* env, /* ngetopt_lvl_ip_multicast_loop - Level IP MULTICAST_LOOP option */ -#if defined(IP_RECVTOS) +#if defined(IP_MULTICAST_LOOP) static ERL_NIF_TERM ngetopt_lvl_ip_multicast_loop(ErlNifEnv* env, SocketDescriptor* descP) @@ -5288,6 +5329,24 @@ ERL_NIF_TERM ngetopt_lvl_ip_multicast_loop(ErlNifEnv* env, #endif +/* ngetopt_lvl_ip_multicast_ttl - Level IP MULTICAST_TTL option + */ +#if defined(IP_MULTICAST_TTL) +static +ERL_NIF_TERM ngetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_int_opt(env, descP, level, IP_MULTICAST_TTL); +} +#endif + + /* ngetopt_lvl_ip_recvtos - Level IP RECVTOS option */ #if defined(IP_RECVTOS) |