/* $Id$
 *
 * Copyright (C) 1987-1998 by the Massachusetts Institute of Technology
 *
 */

#ifndef _moira_h_
#define _moira_h_

#ifdef _WIN32
#include <windows.h>
#ifndef strcasecmp
#define strcasecmp      stricmp
#endif
#ifndef snprintf
#define snprintf      _snprintf
#endif
#endif /*_WIN32 */

/* return values from queries (and error codes) */
#include <stdlib.h>
#include <sys/types.h>
#include <com_err.h>
#include "mr_et.h"
#include "krb_et.h"
#include "ureg_err.h"

#define MR_SUCCESS 0		/* Query was successful */

#define MR_VERSION_1 1		/* Version in use from 7/87 to 4/88 */
#define MR_VERSION_2 2		/* After 4/88, new query lib */

/* return values for Moira server calls, used by clients */

#define MR_CONT 0		/* Everything okay, continue sending values. */
#define MR_ABORT -1		/* Something went wrong don't send anymore
				   values. */

#define MOIRA_SNAME	"moira"	/* Kerberos service key to use */

/* Protocol operations */
#define MR_NOOP 0
#define MR_AUTH 1
#define MR_SHUTDOWN 2
#define MR_QUERY 3
#define MR_ACCESS 4
#define MR_DO_UPDATE 5
#define MR_MOTD 6
#define MR_PROXY 7
#define MR_SETVERSION 8
#define MR_KRB5_AUTH 9
#define MR_MAX_PROC 9

/* values used in NFS physical flags */
#define MR_FS_STUDENT	0x0001
#define	MR_FS_FACULTY	0x0002
#define MR_FS_STAFF	0x0004
#define MR_FS_MISC	0x0008
#define MR_FS_GROUPQUOTA 0x0010

/* magic values to pass for list and user queries */
#define UNIQUE_GID	"create unique GID"
#define UNIQUE_UID	"create unique UID"
#define UNIQUE_LOGIN	"create unique login ID"

/* Structure used by Save Queue routines (for temporary storage of data) */
struct save_queue
{
  struct save_queue *q_next;
  struct save_queue *q_prev;
  struct save_queue *q_lastget;
  void *q_data;
};

/* Hash table declarations */
struct bucket {
  struct bucket *next;
  int key;
  void *data;
};
struct hash {
  int size;
  struct bucket **data;
};

/* prototypes from critical.c */
void critical_alert(char *whoami, char *instance, char *msg, ...);
void send_zgram(char *inst, char *msg);

/* prototypes from fixhost.c */
char *canonicalize_hostname(char *s);

/* prototypes from fixname.c */
void FixName(char *ilnm, char *ifnm, char *last, char *first, char *middle);
void FixCase(unsigned char *p);
void LookForJrAndIII(char *nm, int *pends_jr, int *pends_sr,
		     int *pends_ii, int *pends_iii,
		     int *pends_iv, int *pends_v);
void LookForSt(char *nm);
void LookForO(char *nm);
void TrimTrailingSpace(char *ip);
void GetMidInit(char *nm, char *mi);
void RemoveHyphens(char *str);

/* prototypes from hash.c */
struct hash *create_hash(int size);
void *hash_lookup(struct hash *h, int key);
int hash_update(struct hash *h, int key, void *value);
int hash_store(struct hash *h, int key, void *value);
void hash_search(struct hash *h, void *value, void (*callback)(int));
void hash_step(struct hash *h, void (*callback)(int, void *, void *),
	       void *hint);
void hash_destroy(struct hash *h);

/* prototypes from kname_unparse.c */
char *mr_kname_unparse(char *p, char *i, char *r);

/* prototypes from kname_parse.c */
int mr_kname_parse(char *np, char *ip, char *rp, char *fullname);

/* prototypes from nfsparttype.c */
char *parse_filesys_type(char *fs_type_name);
char *format_filesys_type(char *fs_status);

/* prototypes from sq.c */
struct save_queue *sq_create(void);
int sq_save_data(struct save_queue *sq, void *data);
int sq_save_args(int argc, char *argv[], struct save_queue *sq);
int sq_save_unique_data(struct save_queue *sq, void *data);
int sq_save_unique_string(struct save_queue *sq, char *data);
/* in sq_get_data and sq_remove_data, the `data' arg should be a
   pointer to a pointer */
int sq_get_data(struct save_queue *sq, void *data);
int sq_remove_data(struct save_queue *sq, void *data);
void sq_remove_last_data(struct save_queue *sq);
int sq_empty(struct save_queue *sq);
void sq_destroy(struct save_queue *sq);

/* prototypes from strs.c */
char *strtrim(char *s);
char *uppercase(char *s);
char *lowercase(char *s);

#ifndef HAVE_STRLCPY
size_t strlcpy(char *dst, const char *src, size_t size);
#endif
#ifndef HAVE_STRLCAT
size_t strlcat(char *dst, const char *src, size_t size);
#endif

/* mr_ functions */
int mr_access(char *handle, int argc, char **argv);
int mr_auth(char *prog);
int mr_connect(char *server);
int mr_disconnect(void);
int mr_do_update(void);
int mr_host(char *host, int size);
int mr_motd(char **motd);
int mr_noop(void);
int mr_proxy(char *principal, char *orig_authtype);
int mr_query(char *handle, int argc, char **argv,
	     int (*callback)(int, char **, void *), void *callarg);
int mr_version(int version);

/* error-name backward compatibility */
#define MR_INGRES_ERR		MR_DBMS_ERR
#define MR_INGRES_SOFTFAIL	MR_DBMS_SOFTFAIL


#ifdef __GNUC__
#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
#define __attribute__(x)
#endif
#else /* ! __GNUC __ */
#define __attribute__(x)
#endif

#define RCSID(id) static char *rcsid __attribute__ ((__unused__)) = id

#endif /* _moira_h_ */		/* Do Not Add Anything after this line. */