2 Unix SMB/CIFS implementation.
3 Samba utility functions
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Tim Potter 2000-2001
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include "system/network.h"
27 enum SOCK_OPT_TYPES {OPT_BOOL,OPT_INT,OPT_ON};
29 typedef struct smb_socket_option {
37 static const smb_socket_option socket_options[] = {
38 {"SO_KEEPALIVE", SOL_SOCKET, SO_KEEPALIVE, 0, OPT_BOOL},
39 {"SO_REUSEADDR", SOL_SOCKET, SO_REUSEADDR, 0, OPT_BOOL},
40 {"SO_BROADCAST", SOL_SOCKET, SO_BROADCAST, 0, OPT_BOOL},
42 {"TCP_NODELAY", IPPROTO_TCP, TCP_NODELAY, 0, OPT_BOOL},
45 {"IPTOS_LOWDELAY", IPPROTO_IP, IP_TOS, IPTOS_LOWDELAY, OPT_ON},
47 #ifdef IPTOS_THROUGHPUT
48 {"IPTOS_THROUGHPUT", IPPROTO_IP, IP_TOS, IPTOS_THROUGHPUT, OPT_ON},
51 {"SO_REUSEPORT", SOL_SOCKET, SO_REUSEPORT, 0, OPT_BOOL},
54 {"SO_SNDBUF", SOL_SOCKET, SO_SNDBUF, 0, OPT_INT},
57 {"SO_RCVBUF", SOL_SOCKET, SO_RCVBUF, 0, OPT_INT},
60 {"SO_SNDLOWAT", SOL_SOCKET, SO_SNDLOWAT, 0, OPT_INT},
63 {"SO_RCVLOWAT", SOL_SOCKET, SO_RCVLOWAT, 0, OPT_INT},
66 {"SO_SNDTIMEO", SOL_SOCKET, SO_SNDTIMEO, 0, OPT_INT},
69 {"SO_RCVTIMEO", SOL_SOCKET, SO_RCVTIMEO, 0, OPT_INT},
74 /****************************************************************************
75 Set user socket options.
76 ****************************************************************************/
77 void set_socket_options(int fd, const char *options)
81 while (next_token(&options,tok," \t,", sizeof(tok))) {
85 BOOL got_value = False;
87 if ((p = strchr_m(tok,'='))) {
93 for (i=0;socket_options[i].name;i++)
94 if (strequal(socket_options[i].name,tok))
97 if (!socket_options[i].name) {
98 DEBUG(0,("Unknown socket option %s\n",tok));
102 switch (socket_options[i].opttype) {
105 ret = setsockopt(fd,socket_options[i].level,
106 socket_options[i].option,(char *)&value,sizeof(int));
111 DEBUG(0,("syntax error - %s does not take a value\n",tok));
114 int on = socket_options[i].value;
115 ret = setsockopt(fd,socket_options[i].level,
116 socket_options[i].option,(char *)&on,sizeof(int));
122 DEBUG(0,("Failed to set socket option %s (Error %s)\n",tok, strerror(errno) ));