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| author | Micael Karlberg <[email protected]> | 2018-07-24 16:40:55 +0200 |
|---|---|---|
| committer | Micael Karlberg <[email protected]> | 2018-09-18 14:50:18 +0200 |
| commit | 00a2425bde77ddb9ae4c03b8c4e5470064773981 (patch) | |
| tree | fe118b4be3b1ea5c2f61e9e1ad3cb7cc46fea276 /erts/emulator/nifs/common/socket_nif.c | |
| parent | b9237c96b2b86c82bb128625cc532b3528222560 (diff) | |
| download | otp-00a2425bde77ddb9ae4c03b8c4e5470064773981.tar.gz otp-00a2425bde77ddb9ae4c03b8c4e5470064773981.tar.bz2 otp-00a2425bde77ddb9ae4c03b8c4e5470064773981.zip | |
[socket-nif] Add support for socket (level ip) option recverr
Added support for the IP socket option RECVERR.
To actually make use of this option, we need the recvmsg
function, which we don't have yet. Baby steps.
OTP-14831.
Diffstat (limited to 'erts/emulator/nifs/common/socket_nif.c')
| -rw-r--r-- | erts/emulator/nifs/common/socket_nif.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/erts/emulator/nifs/common/socket_nif.c b/erts/emulator/nifs/common/socket_nif.c index f7053d77fa..86a81c882b 100644 --- a/erts/emulator/nifs/common/socket_nif.c +++ b/erts/emulator/nifs/common/socket_nif.c @@ -528,6 +528,7 @@ typedef union { #define SOCKET_OPT_IP_MULTICAST_LOOP 15 #define SOCKET_OPT_IP_MULTICAST_TTL 16 #define SOCKET_OPT_IP_NODEFRAG 17 +#define SOCKET_OPT_IP_RECVERR 20 #define SOCKET_OPT_IP_RECVIF 21 #define SOCKET_OPT_IP_RECVOPTS 23 #define SOCKET_OPT_IP_RECVTOS 25 @@ -1142,6 +1143,11 @@ static ERL_NIF_TERM nsetopt_lvl_ip_nodefrag(ErlNifEnv* env, SocketDescriptor* descP, ERL_NIF_TERM eVal); #endif +#if defined(IP_RECVERR) +static ERL_NIF_TERM nsetopt_lvl_ip_recverr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif #if defined(IP_RECVIF) static ERL_NIF_TERM nsetopt_lvl_ip_recvif(ErlNifEnv* env, SocketDescriptor* descP, @@ -1535,6 +1541,10 @@ static ERL_NIF_TERM ngetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, static ERL_NIF_TERM ngetopt_lvl_ip_nodefrag(ErlNifEnv* env, SocketDescriptor* descP); #endif +#if defined(IP_RECVERR) +static ERL_NIF_TERM ngetopt_lvl_ip_recverr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif #if defined(IP_RECVIF) static ERL_NIF_TERM ngetopt_lvl_ip_recvif(ErlNifEnv* env, SocketDescriptor* descP); @@ -4950,6 +4960,12 @@ ERL_NIF_TERM nsetopt_lvl_ip(ErlNifEnv* env, break; #endif +#if defined(IP_RECVERR) + case SOCKET_OPT_IP_RECVERR: + result = nsetopt_lvl_ip_recverr(env, descP, eVal); + break; +#endif + #if defined(IP_RECVIF) case SOCKET_OPT_IP_RECVIF: result = nsetopt_lvl_ip_recvif(env, descP, eVal); @@ -5308,6 +5324,25 @@ ERL_NIF_TERM nsetopt_lvl_ip_nodefrag(ErlNifEnv* env, #endif +/* nsetopt_lvl_ip_recverr - Level IP RECVERR option + */ +#if defined(IP_RECVERR) +static +ERL_NIF_TERM nsetopt_lvl_ip_recverr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RECVERR, eVal); +} +#endif + + /* nsetopt_lvl_ip_recvif - Level IP RECVIF option */ #if defined(IP_RECVIF) @@ -7910,6 +7945,12 @@ ERL_NIF_TERM ngetopt_lvl_ip(ErlNifEnv* env, break; #endif +#if defined(IP_RECVERR) + case SOCKET_OPT_IP_RECVERR: + result = ngetopt_lvl_ip_recverr(env, descP); + break; +#endif + #if defined(IP_RECVIF) case SOCKET_OPT_IP_RECVIF: result = ngetopt_lvl_ip_recvif(env, descP); @@ -8200,6 +8241,24 @@ ERL_NIF_TERM ngetopt_lvl_ip_recvif(ErlNifEnv* env, #endif +/* ngetopt_lvl_ip_recverr - Level IP RECVERR option + */ +#if defined(IP_RECVERR) +static +ERL_NIF_TERM ngetopt_lvl_ip_recverr(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RECVERR); +} +#endif + + /* ngetopt_lvl_ip_recvopt - Level IP RECVOPTS option */ #if defined(IP_RECVOPTS) |