Changeset 183 for trunk/src/emx/include/resolv.h

Timestamp:

May 19, 2003, 4:41:00 AM (22 years ago)

Author:

bird

Message:

#434: Initial tcpip header merges.

File:

• trunk/src/emx/include/resolv.h (modified) (7 diffs, 1 prop)

trunk/src/emx/include/resolv.h

@@ -1 +1 @@
 /* Modified for EMX by hv 1994,1996
+ * Modified for gcc by bird 2003
  *
  * Copyright (c) 1983, 1987, 1989 The Regents of the University of California.
@@ -33 +34 @@
  *
  *      from: @(#)resolv.h      5.15 (Berkeley) 4/3/91
- *      resolv.h,v 1.1 2003/04/16 15:53:07 bird Exp
+ *      resolv.h,v 1.2 2003/05/19 02:41:00 bird Exp
  */
 
@@ -39 +40 @@
 #define _RESOLV_H_
 
+
 #if defined (__cplusplus)
 extern "C" {
 #endif
 
-#pragma pack(4)
+/* toolkit includes a bunch of headers */
+#ifndef TCPV40HDRS
+#include <sys/param.h>
+#include <types.h>
+#include <sys/cdefs.h>
+#include <stdio.h>
+
+
+/*
+ * Revision information.  This is the release date in YYYYMMDD format.
+ * It can change every day so the right thing to do with it is use it
+ * in preprocessor commands such as "#if (__RES > 19931104)".  Do not
+ * compare for equality; rather, use it to determine whether your resolver
+ * is new enough to contain a certain feature.
+ */
+
+#define __RES   19960801
 
 /*
@@ -52 +70 @@
 
 #ifndef _PATH_RESCONF
-#define _PATH_RESCONF        "/tcpip/etc/resolv.conf"
-#endif
+#define _PATH_RESCONF        "/mptn/etc/resolv.conf"
+#endif
+#endif /* TCPV40HDRS */
 
 /*
@@ -60 +79 @@
 #define MAXNS                   3       /* max # name servers we'll track */
 #define MAXDFLSRCH              3       /* # default domain levels to try */
+#define LOCALDOMAINPARTS        2       /* min levels in name that is "local" */
+#define RES_TIMEOUT             4       /* min. seconds between retries */
+#ifdef TCPV40HDRS
+#define MAXDNSRCH               3       /* max # domains in search path */
+#else
 #define MAXDNSRCH               6       /* max # domains in search path */
-#define LOCALDOMAINPARTS        2       /* min levels in name that is "local" */
-#define MAXDNSLUS               4       /* max # of host lookup types */
-
-#define RES_TIMEOUT             5       /* min. seconds between retries */
+#define MAXRESOLVSORT           10      /* number of net to sort on */
+#define RES_MAXNDOTS            15      /* should reflect bit field size */
+#endif
+
+
+#ifdef TCPV40HDRS
 
 #pragma pack(4)
@@ -77 +103 @@
         char    defdname[MAXDNAME];     /* default domain */
         char    *dnsrch[MAXDNSRCH+1];   /* components of domain to search */
-/*      char    lookups[MAXDNSLUS];*/   /* not in OS/2 */
 };
-#pragma pack(1)
+#pragma pack()
+
+#else
+
+#pragma pack(4)
+struct __res_state {
+        int     retrans;                /* retransmition time interval */
+        int     retry;                  /* number of times to retransmit */
+        u_long  options;                /* option flags - see below. */
+        int     nscount;                /* number of name servers */
+        struct sockaddr_in
+                nsaddr_list[MAXNS];     /* address of name server */
+#define nsaddr  nsaddr_list[0]          /* for backward compatibility */
+        u_short id;                     /* current message id */
+        char    defdname[256];          /* default domain (deprecated) */
+        char    *dnsrch[MAXDNSRCH+1];   /* components of domain to search */
+        u_long  pfcode;                 /* RES_PRF_ flags - see below. */
+        unsigned ndots:4;               /* threshold for initial abs. query */
+        unsigned nsort:4;               /* number of elements in sort_list[] */
+        char    unused[3];
+        struct {
+                struct in_addr  addr;
+                u_int32_t       mask;
+        } sort_list[MAXRESOLVSORT];
+        char    pad[72];                /* on an i386 this means 512b total */
+};
+#pragma pack()
+
+#endif
 
 /*
@@ -94 +147 @@
 #define RES_STAYOPEN    0x0100          /* Keep TCP socket open */
 #define RES_DNSRCH      0x0200          /* search up local domain tree */
+#ifndef TCPV40HDRS
+#define RES_INSECURE1   0x00000400      /* type 1 security disabled */
+#define RES_INSECURE2   0x00000800      /* type 2 security disabled */
+#define RES_NOALIASES   0x00001000      /* shuts off HOSTALIASES feature */
+#define RES_USE_INET6   0x00002000      /* use/map IPv6 in gethostbyname() */
+#endif
 
 #define RES_DEFAULT     (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH)
 
+
+
+#ifdef TCPV40HDRS
+
 extern  struct state _res;
 
+#else
+
+/*
+ * Resolver "pfcode" values.  Used by dig.
+ */
+#define RES_PRF_STATS   0x00000001
+/*                      0x00000002      */
+#define RES_PRF_CLASS   0x00000004
+#define RES_PRF_CMD     0x00000008
+#define RES_PRF_QUES    0x00000010
+#define RES_PRF_ANS     0x00000020
+#define RES_PRF_AUTH    0x00000040
+#define RES_PRF_ADD     0x00000080
+#define RES_PRF_HEAD1   0x00000100
+#define RES_PRF_HEAD2   0x00000200
+#define RES_PRF_TTLID   0x00000400
+#define RES_PRF_HEADX   0x00000800
+#define RES_PRF_QUERY   0x00001000
+#define RES_PRF_REPLY   0x00002000
+#define RES_PRF_INIT    0x00004000
+/*                      0x00008000      */
+
+/* hooks are still experimental as of 4.9.2 */
+typedef enum { res_goahead, res_nextns, res_modified, res_done, res_error }
+        res_sendhookact;
+
+typedef res_sendhookact (* _System res_send_qhook)(struct sockaddr_in * const *ns,
+                                              const u_char **query,
+                                              int *querylen,
+                                              u_char *ans,
+                                              int anssiz,
+                                              int *resplen);
+
+typedef res_sendhookact (* _System res_send_rhook)(const struct sockaddr_in *ns,
+                                              const u_char *query,
+                                              int querylen,
+                                              u_char *ans,
+                                              int anssiz,
+                                              int *resplen);
+
+#pragma pack(4)
+struct res_sym {
+        int     number;         /* Identifying number, like T_MX */
+        char *  name;           /* Its symbolic name, like "MX" */
+        char *  humanname;      /* Its fun name, like "mail exchanger" */
+};
+#pragma pack()
+
+extern struct __res_state   _ress[2];
+extern const struct res_sym __p_class_syms[];
+extern const struct res_sym __p_type_syms[];
+#define _res (_ress[0])
+
 /* Private routines shared between libc/net, named, nslookup and others. */
-int     dn_skipname (__const__ u_char *, __const__ u_char *);
-void    putlong (u_long, u_char *);
-void    putshort (u_short, u_char *);
-
-/* public routines */
-int     dn_comp(__const__ u_char *, u_char *, int, u_char **, u_char **);
-int     dn_expand(__const__ u_char *, __const__ u_char *, __const__ u_char *,
-                        u_char *, int);
-int     res_init(void);
-int     res_mkquery(int, __const__ char *, int, int, __const__ char *, int,
-                        __const__ struct rrec *, char *, int);
-int     res_send(__const__ char *, int, char *, int);
+#define res_hnok        __res_hnok
+#define res_ownok       __res_ownok
+#define res_mailok      __res_mailok
+#define res_dnok        __res_dnok
+#define sym_ston        __sym_ston
+#define sym_ntos        __sym_ntos
+#define sym_ntop        __sym_ntop
+#define b64_ntop        __b64_ntop
+#define b64_pton        __b64_pton
+#define loc_ntoa        __loc_ntoa
+#define loc_aton        __loc_aton
+#define dn_skipname     __dn_skipname
+#define fp_resstat      __fp_resstat
+#define fp_query        __fp_query
+#define fp_nquery       __fp_nquery
+#define hostalias       __hostalias
+#define putlong         __putlong
+#define putshort        __putshort
+#define p_class         __p_class
+#define p_time          __p_time
+#define p_type          __p_type
+#define p_query         __p_query
+#define p_cdnname       __p_cdnname
+#define p_cdname        __p_cdname
+#define p_fqnname       __p_fqnname
+#define p_fqname        __p_fqname
+#define p_rr            __p_rr
+#define p_option        __p_option
+#define p_secstodate    __p_secstodate
+#define dn_count_labels __dn_count_labels
+#define dn_comp         __dn_comp
+#define dn_expand       __dn_expand
+#define res_init        __res_init
+#define res_randomid    __res_randomid
+#define res_query       __res_query
+#define res_search      __res_search
+#define res_querydomain __res_querydomain
+#define res_mkquery     __res_mkquery
+#define res_send        __res_send
+#define res_isourserver __res_isourserver
+#define res_nameinquery __res_nameinquery
+#define res_queriesmatch __res_queriesmatch
+#define res_close       __res_close
+
+int             _System res_hnok(const char *);
+int             _System res_ownok(const char *);
+int             _System res_mailok(const char *);
+int             _System res_dnok(const char *);
+int             _System sym_ston(const struct res_sym *, char *, int *);
+const char *    _System sym_ntos(const struct res_sym *, int, int *);
+const char *    _System sym_ntop(const struct res_sym *, int, int *);
+int             _System b64_ntop(u_char const *, size_t, char *, size_t);
+int             _System b64_pton(char const *, u_char *, size_t);
+int             _System loc_aton(const char *, u_char *);
+const char *    _System loc_ntoa(const u_char *, char *);
+int             _System dn_skipname(const u_char *, const u_char *);
+void            _System fp_resstat(struct __res_state *, int);
+void            _System fp_query(const u_char *, int);
+void            _System fp_nquery(const u_char *, int, int);
+const char *    _System hostalias(const char *);
+void            _System putlong(u_int32_t, u_char *);
+void            _System putshort(u_int16_t, u_char *);
+const char *    _System p_class(int);
+const char *    _System p_time(u_int32_t);
+const char *    _System p_type(int);
+void            _System p_query(const u_char *);
+const u_char *  _System p_cdnname(const u_char *, const u_char *, int, int);
+const u_char *  _System p_cdname(const u_char *, const u_char *, int);
+const u_char *  _System p_fqnname(const u_char *cp, const u_char *msg,
+                                             int, char *, int);
+const u_char *  _System p_fqname(const u_char *, const u_char *, int);
+const u_char *  _System p_rr(const u_char *, const u_char *, int);
+const char *    _System p_option(u_long option);
+char *          _System p_secstodate(u_long);
+int             _System dn_count_labels(char *);
+int             _System dn_comp(const char *, u_char *, int,
+                                u_char **, u_char **);
+int             _System dn_expand(const u_char *, const u_char *, const u_char *,
+                                  char *, int);
+int             _System res_init(void);
+u_int           _System res_randomid(void);
+int             _System res_query(const char *, int, int, u_char *, int);
+int             _System res_search(const char *, int, int, u_char *, int);
+int             _System res_querydomain(const char *, const char *, int, int, u_char *, int);
+int             _System res_mkquery(int, const char *, int, int, const u_char *, int,
+                                    const u_char *, u_char *, int);
+int             _System res_send(const u_char *, int, u_char *, int);
+int             _System res_isourserver(const struct sockaddr_in *);
+int             _System res_nameinquery(const char *, int, int,
+                                        const u_char *, const u_char *);
+int             _System res_queriesmatch(const u_char *, const u_char *,
+                                         const u_char *, const u_char *);
+void            _System res_close(void);
+int             _System dn_find(u_char *exp_dn, u_char *msg,
+                               u_char **dnptrs, u_char **lastdnptr);
+#endif /* !TCPV40HDRS */
+
 
 #if defined (__cplusplus)