diff options
Diffstat (limited to 'newlib/libc/sys/linux/net/nscd')
| -rw-r--r-- | newlib/libc/sys/linux/net/nscd/nscd-client.h | 312 | ||||
| -rw-r--r-- | newlib/libc/sys/linux/net/nscd/nscd_proto.h | 67 |
2 files changed, 0 insertions, 379 deletions
diff --git a/newlib/libc/sys/linux/net/nscd/nscd-client.h b/newlib/libc/sys/linux/net/nscd/nscd-client.h deleted file mode 100644 index 0ba8a2198..000000000 --- a/newlib/libc/sys/linux/net/nscd/nscd-client.h +++ /dev/null @@ -1,312 +0,0 @@ -/* Copyright (c) 1998, 1999, 2000, 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Thorsten Kukuk <kukuk@suse.de>, 1998. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -/* This file defines everything that client code should need to - know to talk to the nscd daemon. */ - -#ifndef _NSCD_CLIENT_H -#define _NSCD_CLIENT_H 1 - -#include <stdbool.h> -#include <stdint.h> -#include <sys/types.h> -#include <machine/atomic.h> -#include <nscd-types.h> - - -/* Version number of the daemon interface */ -#define NSCD_VERSION 2 - -/* Path of the file where the PID of the running system is stored. */ -#define _PATH_NSCDPID "/var/run/nscd/nscd.pid" - -/* Path for the Unix domain socket. */ -#define _PATH_NSCDSOCKET "/var/run/nscd/socket" - -/* Path for the configuration file. */ -#define _PATH_NSCDCONF "/etc/nscd.conf" - - -/* Available services. */ -typedef enum -{ - GETPWBYNAME, - GETPWBYUID, - GETGRBYNAME, - GETGRBYGID, - GETHOSTBYNAME, - GETHOSTBYNAMEv6, - GETHOSTBYADDR, - GETHOSTBYADDRv6, - LASTDBREQ = GETHOSTBYADDRv6, - SHUTDOWN, /* Shut the server down. */ - GETSTAT, /* Get the server statistic. */ - INVALIDATE, /* Invalidate one special cache. */ - GETFDPW, - GETFDGR, - GETFDHST, - GETAI, - INITGROUPS, - LASTREQ -} request_type; - - -/* Header common to all requests */ -typedef struct -{ - int32_t version; /* Version number of the daemon interface. */ - request_type type; /* Service requested. */ - int32_t key_len; /* Key length. */ -} request_header; - - -/* Structure sent in reply to password query. Note that this struct is - sent also if the service is disabled or there is no record found. */ -typedef struct -{ - int32_t version; - int32_t found; - nscd_ssize_t pw_name_len; - nscd_ssize_t pw_passwd_len; - uid_t pw_uid; - gid_t pw_gid; - nscd_ssize_t pw_gecos_len; - nscd_ssize_t pw_dir_len; - nscd_ssize_t pw_shell_len; -} pw_response_header; - - -/* Structure sent in reply to group query. Note that this struct is - sent also if the service is disabled or there is no record found. */ -typedef struct -{ - int32_t version; - int32_t found; - nscd_ssize_t gr_name_len; - nscd_ssize_t gr_passwd_len; - gid_t gr_gid; - nscd_ssize_t gr_mem_cnt; -} gr_response_header; - - -/* Structure sent in reply to host query. Note that this struct is - sent also if the service is disabled or there is no record found. */ -typedef struct -{ - int32_t version; - int32_t found; - nscd_ssize_t h_name_len; - nscd_ssize_t h_aliases_cnt; - int32_t h_addrtype; - int32_t h_length; - nscd_ssize_t h_addr_list_cnt; - int32_t error; -} hst_response_header; - - -/* Structure sent in reply to addrinfo query. Note that this struct is - sent also if the service is disabled or there is no record found. */ -typedef struct -{ - int32_t version; - int32_t found; - nscd_ssize_t naddrs; - nscd_ssize_t addrslen; - nscd_ssize_t canonlen; - int32_t error; -} ai_response_header; - -/* Structure filled in by __nscd_getai. */ -struct nscd_ai_result -{ - int naddrs; - char *canon; - uint8_t *family; - char *addrs; -}; - -/* Structure sent in reply to initgroups query. Note that this struct is - sent also if the service is disabled or there is no record found. */ -typedef struct -{ - int32_t version; - int32_t found; - nscd_ssize_t ngrps; -} initgr_response_header; - - -/* Type for offsets in data part of database. */ -typedef uint32_t ref_t; -/* Value for invalid/no reference. */ -#define ENDREF UINT32_MAX - -/* Timestamp type. */ -typedef uint64_t nscd_time_t; - -/* Alignment requirement of the beginning of the data region. */ -#define ALIGN 16 - - -/* Head of record in data part of database. */ -struct datahead -{ - nscd_ssize_t allocsize; /* Allocated Bytes. */ - nscd_ssize_t recsize; /* Size of the record. */ - nscd_time_t timeout; /* Time when this entry becomes invalid. */ - uint8_t notfound; /* Nonzero if data has not been found. */ - uint8_t nreloads; /* Reloads without use. */ - uint8_t usable; /* False if the entry must be ignored. */ - uint64_t :40; /* Alignment. */ - - /* We need to have the following element aligned for the response - header data types and their use in the 'struct dataset' types - defined in the XXXcache.c files. */ - union - { - pw_response_header pwdata; - gr_response_header grdata; - hst_response_header hstdata; - ai_response_header aidata; - initgr_response_header initgrdata; - nscd_ssize_t align1; - nscd_time_t align2; - } data[0]; -}; - - -/* Structure for one hash table entry. */ -struct hashentry -{ - request_type type:8; /* Which type of dataset. */ - bool first; /* True if this was the original key. */ - nscd_ssize_t len; /* Length of key. */ - ref_t key; /* Pointer to key. */ - int32_t owner; /* If secure table, this is the owner. */ - ref_t next; /* Next entry in this hash bucket list. */ - ref_t packet; /* Records for the result. */ - union - { - struct hashentry *dellist; /* Next record to be deleted. This can be a - pointer since only nscd uses this field. */ - ref_t *prevp; /* Pointer to field containing forward - reference. */ - }; -}; - - -/* Current persistent database version. */ -#define DB_VERSION 1 - -/* Maximum time allowed between updates of the timestamp. */ -#define MAPPING_TIMEOUT (5 * 60) - - -/* Header of persistent database file. */ -struct database_pers_head -{ - int32_t version; - int32_t header_size; - volatile int32_t gc_cycle; - volatile int32_t nscd_certainly_running; - volatile nscd_time_t timestamp; - - nscd_ssize_t module; - nscd_ssize_t data_size; - - nscd_ssize_t first_free; /* Offset of first free byte in data area. */ - - nscd_ssize_t nentries; - nscd_ssize_t maxnentries; - nscd_ssize_t maxnsearched; - - uint64_t poshit; - uint64_t neghit; - uint64_t posmiss; - uint64_t negmiss; - - uint64_t rdlockdelayed; - uint64_t wrlockdelayed; - - uint64_t addfailed; - - ref_t array[0]; -}; - - -/* Mapped database record. */ -struct mapped_database -{ - const struct database_pers_head *head; - const char *data; - size_t mapsize; - int counter; /* > 0 indicates it is usable. */ -}; -#define NO_MAPPING ((struct mapped_database *) -1l) - -struct locked_map_ptr -{ - int lock; - struct mapped_database *mapped; -}; -#define libc_locked_map_ptr(class, name) class struct locked_map_ptr name - - -/* Open socket connection to nscd server. */ -extern int __nscd_open_socket (const char *key, size_t keylen, - request_type type, void *response, - size_t responselen) attribute_hidden; - -/* Get reference of mapping. */ -extern struct mapped_database *__nscd_get_map_ref (request_type type, - const char *name, - struct locked_map_ptr *mapptr, - int *gc_cyclep); - -/* Unmap database. */ -extern void __nscd_unmap (struct mapped_database *mapped); - -/* Drop reference of mapping. */ -static inline int __nscd_drop_map_ref (struct mapped_database *map, - int *gc_cycle) -{ - if (map != NO_MAPPING) - { - int now_cycle = map->head->gc_cycle; - if (__builtin_expect (now_cycle != *gc_cycle, 0)) - { - /* We might have read inconsistent data. */ - *gc_cycle = now_cycle; - return -1; - } - - if (atomic_decrement_and_test (&map->counter) == 0) - __nscd_unmap (map); - } - - return 0; -} - - -/* Search the mapped database. */ -extern const struct datahead *__nscd_cache_search (request_type type, - const char *key, - size_t keylen, - const struct mapped_database *mapped); - -#endif /* nscd.h */ diff --git a/newlib/libc/sys/linux/net/nscd/nscd_proto.h b/newlib/libc/sys/linux/net/nscd/nscd_proto.h deleted file mode 100644 index 64d9bd004..000000000 --- a/newlib/libc/sys/linux/net/nscd/nscd_proto.h +++ /dev/null @@ -1,67 +0,0 @@ -/* Copyright (C) 1998, 1999, 2000, 2002, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Thorsten Kukuk <kukuk@suse.de>, 1998. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _NSCD_PROTO_H -#define _NSCD_PROTO_H 1 - -#include <grp.h> -#include <netdb.h> -#include <pwd.h> - -/* Interval in which we transfer retry to contact the NSCD. */ -#define NSS_NSCD_RETRY 100 - -/* Type needed in the interfaces. */ -struct nscd_ai_result; - - -/* Variables for communication between NSCD handler functions and NSS. */ -extern int __nss_not_use_nscd_passwd attribute_hidden; -extern int __nss_not_use_nscd_group attribute_hidden; -extern int __nss_not_use_nscd_hosts attribute_hidden; - -extern int __nscd_getpwnam_r (const char *name, struct passwd *resultbuf, - char *buffer, size_t buflen, - struct passwd **result); -extern int __nscd_getpwuid_r (uid_t uid, struct passwd *resultbuf, - char *buffer, size_t buflen, - struct passwd **result); -extern int __nscd_getgrnam_r (const char *name, struct group *resultbuf, - char *buffer, size_t buflen, - struct group **result); -extern int __nscd_getgrgid_r (gid_t gid, struct group *resultbuf, - char *buffer, size_t buflen, - struct group **result); -extern int __nscd_gethostbyname_r (const char *name, - struct hostent *resultbuf, - char *buffer, size_t buflen, - struct hostent **result, int *h_errnop); -extern int __nscd_gethostbyname2_r (const char *name, int af, - struct hostent *resultbuf, - char *buffer, size_t buflen, - struct hostent **result, int *h_errnop); -extern int __nscd_gethostbyaddr_r (const void *addr, socklen_t len, int type, - struct hostent *resultbuf, - char *buffer, size_t buflen, - struct hostent **result, int *h_errnop); -extern int __nscd_getai (const char *key, struct nscd_ai_result **result, - int *h_errnop); -extern int __nscd_getgrouplist (const char *user, gid_t group, long int *size, - gid_t **groupsp, long int limit); -#endif /* _NSCD_PROTO_H */ |