* IP socket option processing. */
| 1094 | * IP socket option processing. |
| 1095 | */ |
| 1096 | int |
| 1097 | ip_ctloutput(struct socket *so, struct sockopt *sopt) |
| 1098 | { |
| 1099 | struct inpcb *inp = sotoinpcb(so); |
| 1100 | int error, optval; |
| 1101 | #ifdef RSS |
| 1102 | uint32_t rss_bucket; |
| 1103 | int retval; |
| 1104 | #endif |
| 1105 | |
| 1106 | error = optval = 0; |
| 1107 | if (sopt->sopt_level != IPPROTO_IP) { |
| 1108 | error = EINVAL; |
| 1109 | |
| 1110 | if (sopt->sopt_level == SOL_SOCKET && |
| 1111 | sopt->sopt_dir == SOPT_SET) { |
| 1112 | switch (sopt->sopt_name) { |
| 1113 | case SO_REUSEADDR: |
| 1114 | INP_WLOCK(inp); |
| 1115 | if ((so->so_options & SO_REUSEADDR) != 0) |
| 1116 | inp->inp_flags2 |= INP_REUSEADDR; |
| 1117 | else |
| 1118 | inp->inp_flags2 &= ~INP_REUSEADDR; |
| 1119 | INP_WUNLOCK(inp); |
| 1120 | error = 0; |
| 1121 | break; |
| 1122 | case SO_REUSEPORT: |
| 1123 | INP_WLOCK(inp); |
| 1124 | if ((so->so_options & SO_REUSEPORT) != 0) |
| 1125 | inp->inp_flags2 |= INP_REUSEPORT; |
| 1126 | else |
| 1127 | inp->inp_flags2 &= ~INP_REUSEPORT; |
| 1128 | INP_WUNLOCK(inp); |
| 1129 | error = 0; |
| 1130 | break; |
| 1131 | case SO_REUSEPORT_LB: |
| 1132 | INP_WLOCK(inp); |
| 1133 | if ((so->so_options & SO_REUSEPORT_LB) != 0) |
| 1134 | inp->inp_flags2 |= INP_REUSEPORT_LB; |
| 1135 | else |
| 1136 | inp->inp_flags2 &= ~INP_REUSEPORT_LB; |
| 1137 | INP_WUNLOCK(inp); |
| 1138 | error = 0; |
| 1139 | break; |
| 1140 | case SO_SETFIB: |
| 1141 | INP_WLOCK(inp); |
| 1142 | inp->inp_inc.inc_fibnum = so->so_fibnum; |
| 1143 | INP_WUNLOCK(inp); |
| 1144 | error = 0; |
| 1145 | break; |
| 1146 | case SO_MAX_PACING_RATE: |
| 1147 | #ifdef RATELIMIT |
| 1148 | INP_WLOCK(inp); |
| 1149 | inp->inp_flags2 |= INP_RATE_LIMIT_CHANGED; |
| 1150 | INP_WUNLOCK(inp); |
| 1151 | error = 0; |
| 1152 | #else |
| 1153 | error = EOPNOTSUPP; |
no test coverage detected