1 /* 2 * dhcpcd - DHCP client daemon 3 * Copyright (c) 2006-2010 Roy Marples <roy (at) marples.name> 4 * All rights reserved 5 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #ifndef IF_OPTIONS_H 29 #define IF_OPTIONS_H 30 31 #include <sys/socket.h> 32 #include <net/if.h> 33 #include <netinet/in.h> 34 35 #include <getopt.h> 36 #include <limits.h> 37 38 /* Don't set any optional arguments here so we retain POSIX 39 * compatibility with getopt */ 40 #define IF_OPTS "abc:de:f:gh:i:kl:m:no:pqr:s:t:u:v:wxy:z:ABC:DEF:GHI:JKLO:Q:S:TUVW:X:Z:" 41 42 #define DEFAULT_TIMEOUT 30 43 #define DEFAULT_REBOOT 10 44 45 #define HOSTNAME_MAX_LEN 250 /* 255 - 3 (FQDN) - 2 (DNS enc) */ 46 #define VENDORCLASSID_MAX_LEN 255 47 #define CLIENTID_MAX_LEN 48 48 #define USERCLASS_MAX_LEN 255 49 #define VENDOR_MAX_LEN 255 50 51 #define DHCPCD_ARP (1 << 0) 52 #define DHCPCD_RELEASE (1 << 1) 53 #define DHCPCD_DOMAIN (1 << 2) 54 #define DHCPCD_GATEWAY (1 << 3) 55 #define DHCPCD_STATIC (1 << 4) 56 #define DHCPCD_DEBUG (1 << 5) 57 #define DHCPCD_LASTLEASE (1 << 7) 58 #define DHCPCD_INFORM (1 << 8) 59 #define DHCPCD_REQUEST (1 << 9) 60 #define DHCPCD_IPV4LL (1 << 10) 61 #define DHCPCD_DUID (1 << 11) 62 #define DHCPCD_PERSISTENT (1 << 12) 63 #define DHCPCD_DAEMONISE (1 << 14) 64 #define DHCPCD_DAEMONISED (1 << 15) 65 #define DHCPCD_TEST (1 << 16) 66 #define DHCPCD_MASTER (1 << 17) 67 #define DHCPCD_HOSTNAME (1 << 18) 68 #define DHCPCD_CLIENTID (1 << 19) 69 #define DHCPCD_LINK (1 << 20) 70 #define DHCPCD_QUIET (1 << 21) 71 #define DHCPCD_BACKGROUND (1 << 22) 72 #define DHCPCD_VENDORRAW (1 << 23) 73 #define DHCPCD_TIMEOUT_IPV4LL (1 << 24) 74 #define DHCPCD_WAITIP (1 << 25) 75 #define DHCPCD_WAITUP (1 << 26) 76 #define DHCPCD_CSR_WARNED (1 << 27) 77 #define DHCPCD_XID_HWADDR (1 << 28) 78 #define DHCPCD_BROADCAST (1 << 29) 79 #define DHCPCD_DUMPLEASE (1 << 30) 80 81 extern const struct option cf_options[]; 82 83 struct if_options { 84 int metric; 85 uint8_t requestmask[256 / 8]; 86 uint8_t requiremask[256 / 8]; 87 uint8_t nomask[256 / 8]; 88 uint8_t dstmask[256 / 8]; 89 uint32_t leasetime; 90 time_t timeout; 91 time_t reboot; 92 int options; 93 94 struct in_addr req_addr; 95 struct in_addr req_mask; 96 struct rt *routes; 97 char **config; 98 99 char **environ; 100 char script[PATH_MAX]; 101 102 char hostname[HOSTNAME_MAX_LEN + 1]; /* We don't store the length */ 103 int fqdn; 104 uint8_t vendorclassid[VENDORCLASSID_MAX_LEN + 2]; 105 char clientid[CLIENTID_MAX_LEN + 2]; 106 uint8_t userclass[USERCLASS_MAX_LEN + 2]; 107 uint8_t vendor[VENDOR_MAX_LEN + 2]; 108 109 size_t blacklist_len; 110 in_addr_t *blacklist; 111 size_t whitelist_len; 112 in_addr_t *whitelist; 113 size_t arping_len; 114 in_addr_t *arping; 115 char *fallback; 116 }; 117 118 struct if_options *read_config(const char *, 119 const char *, const char *, const char *); 120 int add_options(struct if_options *, int, char **); 121 void free_options(struct if_options *); 122 123 #endif 124
