| socket.h (22975) | socket.h (24083) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1985, 1986, 1988, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)socket.h 8.4 (Berkeley) 2/21/94 | 1/* 2 * Copyright (c) 1982, 1985, 1986, 1988, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)socket.h 8.4 (Berkeley) 2/21/94 |
| 34 * $Id$ | 34 * $Id: socket.h,v 1.17 1997/02/22 09:45:55 peter Exp $ |
| 35 */ 36 37#ifndef _SYS_SOCKET_H_ 38#define _SYS_SOCKET_H_ 39 40/* 41 * Definitions related to sockets: types, address families, options. 42 */ --- 241 unchanged lines hidden (view full) --- 284 */ 285struct cmsghdr { 286 u_int cmsg_len; /* data byte count, including hdr */ 287 int cmsg_level; /* originating protocol */ 288 int cmsg_type; /* protocol-specific type */ 289/* followed by u_char cmsg_data[]; */ 290}; 291 | 35 */ 36 37#ifndef _SYS_SOCKET_H_ 38#define _SYS_SOCKET_H_ 39 40/* 41 * Definitions related to sockets: types, address families, options. 42 */ --- 241 unchanged lines hidden (view full) --- 284 */ 285struct cmsghdr { 286 u_int cmsg_len; /* data byte count, including hdr */ 287 int cmsg_level; /* originating protocol */ 288 int cmsg_type; /* protocol-specific type */ 289/* followed by u_char cmsg_data[]; */ 290}; 291 |
| 292/* 293 * While we may have more groups than this, the cmsgcred struct must 294 * be able to fit in an mbuf, and NGROUPS_MAX is too large to allow 295 * this. 296*/ 297#define CMGROUP_MAX 16 298 299/* 300 * Credentials structure, used to verify the identity of a peer 301 * process that has sent us a message. This is allocated by the 302 * peer process but filled in by the kernel. This prevents the 303 * peer from lying about its identity. (Note that cmcred_groups[0] 304 * is the effective GID.) 305 */ 306struct cmsgcred { 307 pid_t cmcred_pid; /* PID of sending process */ 308 uid_t cmcred_uid; /* real UID of sending process */ 309 uid_t cmcred_euid; /* effective UID of sending process */ 310 gid_t cmcred_gid; /* real GID of sending process */ 311 short cmcred_ngroups; /* number or groups */ 312 gid_t cmcred_groups[CMGROUP_MAX]; /* groups */ 313}; 314 |
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| 292/* given pointer to struct cmsghdr, return pointer to data */ 293#define CMSG_DATA(cmsg) ((u_char *)((cmsg) + 1)) 294 295/* given pointer to struct cmsghdr, return pointer to next cmsghdr */ 296#define CMSG_NXTHDR(mhdr, cmsg) \ 297 (((caddr_t)(cmsg) + (cmsg)->cmsg_len + sizeof(struct cmsghdr) > \ 298 (mhdr)->msg_control + (mhdr)->msg_controllen) ? \ 299 (struct cmsghdr *)NULL : \ 300 (struct cmsghdr *)((caddr_t)(cmsg) + ALIGN((cmsg)->cmsg_len))) 301 302#define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control) 303 304/* "Socket"-level control message types: */ 305#define SCM_RIGHTS 0x01 /* access rights (array of int) */ 306#define SCM_TIMESTAMP 0x02 /* timestamp (struct timeval) */ | 315/* given pointer to struct cmsghdr, return pointer to data */ 316#define CMSG_DATA(cmsg) ((u_char *)((cmsg) + 1)) 317 318/* given pointer to struct cmsghdr, return pointer to next cmsghdr */ 319#define CMSG_NXTHDR(mhdr, cmsg) \ 320 (((caddr_t)(cmsg) + (cmsg)->cmsg_len + sizeof(struct cmsghdr) > \ 321 (mhdr)->msg_control + (mhdr)->msg_controllen) ? \ 322 (struct cmsghdr *)NULL : \ 323 (struct cmsghdr *)((caddr_t)(cmsg) + ALIGN((cmsg)->cmsg_len))) 324 325#define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control) 326 327/* "Socket"-level control message types: */ 328#define SCM_RIGHTS 0x01 /* access rights (array of int) */ 329#define SCM_TIMESTAMP 0x02 /* timestamp (struct timeval) */ |
| 330#define SCM_CREDS 0x03 /* process creds (struct cmsgcred) */ |
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| 307 308/* 309 * 4.3 compat sockaddr, move to compat file later 310 */ 311struct osockaddr { 312 u_short sa_family; /* address family */ 313 char sa_data[14]; /* up to 14 bytes of direct address */ 314}; --- 42 unchanged lines hidden --- | 331 332/* 333 * 4.3 compat sockaddr, move to compat file later 334 */ 335struct osockaddr { 336 u_short sa_family; /* address family */ 337 char sa_data[14]; /* up to 14 bytes of direct address */ 338}; --- 42 unchanged lines hidden --- |