includes/omapip/isclib.h

   1 /* isclib.h
   2
   3    connections to the isc and dns libraries */
   4
   5 /*
   6  * Copyright (c) 2009-2019 by Internet Systems Consortium, Inc. ("ISC")
   7  *
   8  * This Source Code Form is subject to the terms of the Mozilla Public
   9  * License, v. 2.0. If a copy of the MPL was not distributed with this
  10  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  11  *
  12  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
  13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  14  * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
  15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  16  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  17  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
  18  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  19  *
  20  *   Internet Systems Consortium, Inc.
  21  *   950 Charter Street
  22  *   Redwood City, CA 94063
  23  *   <info@isc.org>
  24  *   http://www.isc.org/
  25  *
  26  */
  27
  28 #ifndef ISCLIB_H
  29 #define ISCLIB_H
  30
  31 #include "config.h"
  32
  33 #include <syslog.h>
  34
  35 #define MAXWIRE 256
  36
  37 #include <sys/types.h>
  38 #include <sys/socket.h>
  39
  40 #include <netinet/in.h>
  41
  42 #include <arpa/inet.h>
  43
  44 #include <unistd.h>
  45 #include <ctype.h>
  46 #include <stdio.h>
  47 #include <stdlib.h>
  48 #include <string.h>
  49 #include <netdb.h>
  50
  51 #include <isc/boolean.h>
  52 #include <isc/int.h>
  53
  54 #include <isc/buffer.h>
  55 #include <isc/lex.h>
  56 #include <isc/lib.h>
  57 #include <isc/app.h>
  58 #include <isc/mem.h>
  59 #include <isc/parseint.h>
  60 #include <isc/socket.h>
  61 #include <isc/sockaddr.h>
  62 #include <isc/task.h>
  63 #include <isc/timer.h>
  64 #include <isc/heap.h>
  65 #include <isc/random.h>
  66
  67 #include <irs/resconf.h>
  68
  69 #include <dns/client.h>
  70 #include <dns/fixedname.h>
  71 #include <dns/keyvalues.h>
  72 #include <dns/lib.h>
  73 #include <dns/name.h>
  74 #include <dns/rdata.h>
  75 #include <dns/rdataclass.h>
  76 #include <dns/rdatalist.h>
  77 #include <dns/rdataset.h>
  78 #include <dns/rdatastruct.h>
  79 #include <dns/rdatatype.h>
  80 #include <dns/result.h>
  81 #include <dns/secalg.h>
  82 #include <dns/tsec.h>
  83
  84 #include <dst/dst.h>
  85
  86 #include "result.h"
  87
  88
  89 /*
  90  * DHCP context structure
  91  * This holds the libisc information for a dhcp entity
  92  */
  93
  94 typedef struct dhcp_context {
  95         isc_mem_t       *mctx;
  96         isc_appctx_t    *actx;
  97         int              actx_started; // ISC_TRUE if ctxstart has been called
  98         int              actx_running; // ISC_TRUE if ctxrun has been called
  99         isc_taskmgr_t   *taskmgr;
 100         isc_task_t      *task;
 101         isc_socketmgr_t *socketmgr;
 102         isc_timermgr_t  *timermgr;
 103 #if defined (NSUPDATE)
 104         dns_client_t    *dnsclient;
 105         int use_local4;
 106         isc_sockaddr_t local4_sockaddr;
 107         int use_local6;
 108         isc_sockaddr_t local6_sockaddr;
 109 #endif
 110 } dhcp_context_t;
 111
 112 extern dhcp_context_t dhcp_gbl_ctx;
 113
 114 #define DHCP_MAXDNS_WIRE 256
 115 #define DHCP_MAXNS         3
 116 #define DHCP_HMAC_MD5_NAME "HMAC-MD5.SIG-ALG.REG.INT."
 117 #define DHCP_HMAC_SHA1_NAME "HMAC-SHA1.SIG-ALG.REG.INT."
 118 #define DHCP_HMAC_SHA224_NAME "HMAC-SHA224.SIG-ALG.REG.INT."
 119 #define DHCP_HMAC_SHA256_NAME "HMAC-SHA256.SIG-ALG.REG.INT."
 120 #define DHCP_HMAC_SHA384_NAME "HMAC-SHA384.SIG-ALG.REG.INT."
 121 #define DHCP_HMAC_SHA512_NAME "HMAC-SHA512.SIG-ALG.REG.INT."
 122
 123 isc_result_t dhcp_isc_name(unsigned char    *namestr,
 124                            dns_fixedname_t  *namefix,
 125                            dns_name_t      **name);
 126
 127 isc_result_t
 128 isclib_make_dst_key(char          *inname,
 129                     char          *algorithm,
 130                     unsigned char *secret,
 131                     int            length,
 132                     dst_key_t    **dstkey);
 133
 134 #define DHCP_CONTEXT_PRE_DB  1
 135 #define DHCP_CONTEXT_POST_DB 2
 136 #define DHCP_DNS_CLIENT_LAZY_INIT 4
 137 isc_result_t dhcp_context_create(int              flags,
 138                                  struct in_addr  *local4,
 139                                  struct in6_addr *local6);
 140 void isclib_cleanup(void);
 141
 142 void dhcp_signal_handler(int signal);
 143 extern int shutdown_signal;
 144
 145 #if defined (NSUPDATE)
 146 isc_result_t dns_client_init();
 147 #endif /* defined NSUPDATE */
 148
 149
 150 #endif /* ISCLIB_H */