2 * Copyright (c) 2005 Andrey Simonenko
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/types.h>
31 #include <sys/socket.h>
38 #include "uc_common.h"
39 #include "t_generic.h"
40 #include "t_cmsgcred.h"
41 #include "t_cmsgcred_sockcred.h"
44 t_cmsgcred_sockcred_server(int fd1)
48 struct cmsghdr *cmsghdr;
49 void *cmsg_data, *cmsg1_data, *cmsg2_data;
50 size_t cmsg_size, cmsg1_size, cmsg2_size;
57 cmsg1_size = CMSG_SPACE(SOCKCREDSIZE(uc_cfg.proc_cred.gid_num));
58 cmsg2_size = CMSG_SPACE(sizeof(struct cmsgcred));
59 cmsg1_data = malloc(cmsg1_size);
60 cmsg2_data = malloc(cmsg2_size);
61 if (cmsg1_data == NULL || cmsg2_data == NULL) {
66 uc_dbgmsg("setting LOCAL_CREDS");
68 if (setsockopt(fd1, 0, LOCAL_CREDS, &val, sizeof(val)) < 0) {
69 uc_logmsg("setsockopt(LOCAL_CREDS)");
73 if (uc_sync_send() < 0)
76 if (uc_cfg.sock_type == SOCK_STREAM) {
77 fd2 = uc_socket_accept(fd1);
83 cmsg_data = cmsg1_data;
84 cmsg_size = cmsg1_size;
86 for (i = 1; i <= uc_cfg.ipc_msg.msg_num; ++i) {
87 uc_dbgmsg("message #%u", i);
89 uc_msghdr_init_server(&msghdr, iov, cmsg_data, cmsg_size);
90 if (uc_message_recv(fd2, &msghdr) < 0) {
95 if (uc_check_msghdr(&msghdr, sizeof(*cmsghdr)) < 0)
98 cmsghdr = CMSG_FIRSTHDR(&msghdr);
99 if (i == 1 || uc_cfg.sock_type == SOCK_DGRAM) {
100 if (uc_check_scm_creds_sockcred(cmsghdr) < 0)
103 if (uc_check_scm_creds_cmsgcred(cmsghdr) < 0)
107 cmsg_data = cmsg2_data;
108 cmsg_size = cmsg2_size;
110 if (i > uc_cfg.ipc_msg.msg_num)
115 if (uc_cfg.sock_type == SOCK_STREAM && fd2 >= 0)
116 if (uc_socket_close(fd2) < 0)
122 t_cmsgcred_sockcred(void)
124 return (t_generic(t_cmsgcred_client, t_cmsgcred_sockcred_server));