1 /*- 2 * Copyright (c) 1997 Brian Somers <brian@Awfulhak.org> 3 * 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 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. 13 * 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 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef NOSUID 30 struct utmp; 31 struct sockaddr_un; 32 33 extern void ID0init(void); 34 extern uid_t ID0realuid(void); 35 extern int ID0ioctl(int, unsigned long, void *); 36 extern int ID0unlink(const char *); 37 extern int ID0socket(int, int, int); 38 extern FILE *ID0fopen(const char *, const char *); 39 extern int ID0open(const char *, int, ...); 40 extern int ID0write(int, const void *, size_t); 41 extern int ID0uu_lock(const char *); 42 extern int ID0uu_lock_txfr(const char *, pid_t); 43 extern int ID0uu_unlock(const char *); 44 extern void ID0login(struct utmp *); 45 extern void ID0logout(const char *, int); 46 extern int ID0bind_un(int, const struct sockaddr_un *); 47 extern int ID0connect_un(int, const struct sockaddr_un *); 48 extern int ID0kill(pid_t, int); 49 #if defined(__FreeBSD__) && !defined(NOKLDLOAD) 50 extern int ID0kldload(const char *); 51 #endif 52 #ifndef NONETGRAPH 53 extern int ID0NgMkSockNode(const char *, int *, int *); 54 #endif 55 #else /* NOSUID */ 56 #define ID0init() 57 #define ID0realuid() (0) 58 #define ID0ioctl ioctl 59 #define ID0unlink unlink 60 #define ID0socket socket 61 #define ID0fopen fopen 62 #define ID0open open 63 #define ID0write write 64 #define ID0uu_lock uu_lock 65 #define ID0uu_lock_txfr uu_lock_txfr 66 #define ID0uu_unlock uu_unlock 67 #define ID0login(u) \ 68 do { \ 69 if (logout((u)->ut_line)) \ 70 logwtmp((u)->ut_line, "", ""); \ 71 login(u); \ 72 } while (0) 73 #define ID0logout(dev, no) \ 74 do { \ 75 struct utmp ut; \ 76 strncpy(ut.ut_line, dev, sizeof ut.ut_line - 1); \ 77 ut.ut_line[sizeof ut.ut_line - 1] = '\0'; \ 78 if (no || logout(ut.ut_line)) \ 79 logwtmp(ut.ut_line, "", ""); \ 80 } while (0) 81 #define ID0bind_un(s, n) bind(s, (const struct sockaddr *)(n), sizeof *(n)) 82 #define ID0connect_un(s, n) \ 83 connect(s, (const struct sockaddr *)(n), sizeof *(n)) 84 #define ID0kill kill 85 #if defined(__FreeBSD__) && !defined(NOKLDLOAD) 86 #include <sys/param.h> 87 #include <sys/linker.h> 88 #define ID0kldload kldload 89 #endif 90 #ifndef NONETGRAPH 91 #define ID0NgMkSockNode NgMkSockNode 92 #endif 93 #endif 94