Return to nss_dbdefs.h CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / sudo / compat

Annotation of embedaddon/sudo/compat/nss_dbdefs.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (c) 2013 Todd C. Miller <Todd.Miller@courtesan.com>
                      3:  *
                      4:  * Permission to use, copy, modify, and distribute this software for any
                      5:  * purpose with or without fee is hereby granted, provided that the above
                      6:  * copyright notice and this permission notice appear in all copies.
                      7:  *
                      8:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                      9:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     10:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     11:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     12:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     13:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     14:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     15:  */
                     16: 
                     17: #ifndef _COMPAT_NSS_DBDEFS_H
                     18: #define _COMPAT_NSS_DBDEFS_H
                     19: 
                     20: /*
                     21:  * Bits of nss_dbdefs.h and nss_common.h needed to implement
                     22:  * getgrouplist(3) using nss_search(3).
                     23:  *
                     24:  * HP-UX does not ship those headers so we need this compatibility header.
                     25:  * It may also work on other systems that use a Solaris-derived nsswitch
                     26:  * API.
                     27:  */
                     28: 
                     29: #ifdef NEED_HPUX_MUTEX
                     30: # include <synch.h>
                     31: #endif
                     32: 
                     33: typedef enum {
                     34:     NSS_SUCCESS,
                     35:     NSS_NOTFOUND,
                     36:     NSS_UNAVAIL
                     37: } nss_status_t;
                     38: 
                     39: typedef struct nss_db_params {
                     40:     const char *name;
                     41:     const char *config_name;
                     42:     const char *default_config;
                     43:     unsigned int max_active_per_src;
                     44:     unsigned int max_dormant_per_src;  
                     45:     int flags;
                     46:     void *finders;
                     47:     void *private;
                     48:     void (*cleanup)(struct nss_db_params *);
                     49: } nss_db_params_t;
                     50: 
                     51: struct nss_groupsbymem {
                     52:     const char *username;
                     53:     gid_t *gid_array;
                     54:     int maxgids;
                     55:     int force_slow_way;
                     56:     int (*str2ent)(const char *, int, void *, char *, int);
                     57:     nss_status_t (*process_cstr)(const char *, int, struct nss_groupsbymem *);
                     58:     int numgids;
                     59: };
                     60: 
                     61: typedef struct {
                     62:     void *result;      /* group struct to fill in. */
                     63:     char *buffer;      /* string buffer for above */
                     64:     size_t buflen;     /* string buffer size */
                     65: } nss_XbyY_buf_t;
                     66: 
                     67: typedef struct {
                     68:     void *state;       /* really struct nss_db_state * */
                     69: #ifdef NEED_HPUX_MUTEX
                     70:     lwp_mutex_t lock;
                     71: #endif
                     72: } nss_db_root_t;
                     73: 
                     74: #ifdef NEED_HPUX_MUTEX
                     75: # define NSS_DB_ROOT_INIT              { 0, LWP_MUTEX_INITIALIZER }
                     76: #else
                     77: # define NSS_DB_ROOT_INIT              { 0 }
                     78: #endif
                     79: # define DEFINE_NSS_DB_ROOT(name)      nss_db_root_t name = NSS_DB_ROOT_INIT
                     80: 
                     81: /* Backend function to find all groups a user belongs to for initgroups(). */
                     82: #define NSS_DBOP_GROUP_BYMEMBER                6
                     83: 
                     84: /* str2ent function return values */
                     85: #define NSS_STR_PARSE_SUCCESS  0
                     86: #define NSS_STR_PARSE_PARSE    1
                     87: #define NSS_STR_PARSE_ERANGE   2
                     88: 
                     89: /* Max length for an /etc/group file line. */
                     90: #define NSS_BUFLEN_GROUP               8192
                     91: 
                     92: /* HP-UX uses an extra underscore for these functions. */
                     93: #ifdef HAVE___NSS_INITF_GROUP
                     94: # define _nss_initf_group       __nss_initf_group
                     95: #endif
                     96: #ifdef HAVE___NSS_XBYY_BUF_ALLOC
                     97: # define _nss_XbyY_buf_alloc    __nss_XbyY_buf_alloc
                     98: # define _nss_XbyY_buf_free     __nss_XbyY_buf_free
                     99: #endif
                    100: 
                    101: typedef void (*nss_db_initf_t)(nss_db_params_t *);
                    102: extern nss_status_t nss_search(nss_db_root_t *, nss_db_initf_t, int, void *);
                    103: extern nss_XbyY_buf_t *_nss_XbyY_buf_alloc(int, int);
                    104: extern void _nss_XbyY_buf_free(nss_XbyY_buf_t *);
                    105: 
                    106: #endif /* _COMPAT_NSS_DBDEFS_H */