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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/sunrpc/svcauth.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/linux/sunrpc/svcauth.h')
-rw-r--r-- | ANDROID_3.4.5/include/linux/sunrpc/svcauth.h | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/ANDROID_3.4.5/include/linux/sunrpc/svcauth.h b/ANDROID_3.4.5/include/linux/sunrpc/svcauth.h deleted file mode 100644 index 548790e9..00000000 --- a/ANDROID_3.4.5/include/linux/sunrpc/svcauth.h +++ /dev/null @@ -1,180 +0,0 @@ -/* - * linux/include/linux/sunrpc/svcauth.h - * - * RPC server-side authentication stuff. - * - * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de> - */ - -#ifndef _LINUX_SUNRPC_SVCAUTH_H_ -#define _LINUX_SUNRPC_SVCAUTH_H_ - -#ifdef __KERNEL__ - -#include <linux/string.h> -#include <linux/sunrpc/msg_prot.h> -#include <linux/sunrpc/cache.h> -#include <linux/hash.h> - -#define SVC_CRED_NGROUPS 32 -struct svc_cred { - uid_t cr_uid; - gid_t cr_gid; - struct group_info *cr_group_info; -}; - -struct svc_rqst; /* forward decl */ -struct in6_addr; - -/* Authentication is done in the context of a domain. - * - * Currently, the nfs server uses the auth_domain to stand - * for the "client" listed in /etc/exports. - * - * More generally, a domain might represent a group of clients using - * a common mechanism for authentication and having a common mapping - * between local identity (uid) and network identity. All clients - * in a domain have similar general access rights. Each domain can - * contain multiple principals which will have different specific right - * based on normal Discretionary Access Control. - * - * A domain is created by an authentication flavour module based on name - * only. Userspace then fills in detail on demand. - * - * In the case of auth_unix and auth_null, the auth_domain is also - * associated with entries in another cache representing the mapping - * of ip addresses to the given client. - */ -struct auth_domain { - struct kref ref; - struct hlist_node hash; - char *name; - struct auth_ops *flavour; -}; - -/* - * Each authentication flavour registers an auth_ops - * structure. - * name is simply the name. - * flavour gives the auth flavour. It determines where the flavour is registered - * accept() is given a request and should verify it. - * It should inspect the authenticator and verifier, and possibly the data. - * If there is a problem with the authentication *authp should be set. - * The return value of accept() can indicate: - * OK - authorised. client and credential are set in rqstp. - * reqbuf points to arguments - * resbuf points to good place for results. verfier - * is (probably) already in place. Certainly space is - * reserved for it. - * DROP - simply drop the request. It may have been deferred - * GARBAGE - rpc garbage_args error - * SYSERR - rpc system_err error - * DENIED - authp holds reason for denial. - * COMPLETE - the reply is encoded already and ready to be sent; no - * further processing is necessary. (This is used for processing - * null procedure calls which are used to set up encryption - * contexts.) - * - * accept is passed the proc number so that it can accept NULL rpc requests - * even if it cannot authenticate the client (as is sometimes appropriate). - * - * release() is given a request after the procedure has been run. - * It should sign/encrypt the results if needed - * It should return: - * OK - the resbuf is ready to be sent - * DROP - the reply should be quitely dropped - * DENIED - authp holds a reason for MSG_DENIED - * SYSERR - rpc system_err - * - * domain_release() - * This call releases a domain. - * set_client() - * Givens a pending request (struct svc_rqst), finds and assigns - * an appropriate 'auth_domain' as the client. - */ -struct auth_ops { - char * name; - struct module *owner; - int flavour; - int (*accept)(struct svc_rqst *rq, __be32 *authp); - int (*release)(struct svc_rqst *rq); - void (*domain_release)(struct auth_domain *); - int (*set_client)(struct svc_rqst *rq); -}; - -#define SVC_GARBAGE 1 -#define SVC_SYSERR 2 -#define SVC_VALID 3 -#define SVC_NEGATIVE 4 -#define SVC_OK 5 -#define SVC_DROP 6 -#define SVC_CLOSE 7 /* Like SVC_DROP, but request is definitely - * lost so if there is a tcp connection, it - * should be closed - */ -#define SVC_DENIED 8 -#define SVC_PENDING 9 -#define SVC_COMPLETE 10 - -struct svc_xprt; - -extern int svc_authenticate(struct svc_rqst *rqstp, __be32 *authp); -extern int svc_authorise(struct svc_rqst *rqstp); -extern int svc_set_client(struct svc_rqst *rqstp); -extern int svc_auth_register(rpc_authflavor_t flavor, struct auth_ops *aops); -extern void svc_auth_unregister(rpc_authflavor_t flavor); - -extern struct auth_domain *unix_domain_find(char *name); -extern void auth_domain_put(struct auth_domain *item); -extern int auth_unix_add_addr(struct net *net, struct in6_addr *addr, struct auth_domain *dom); -extern struct auth_domain *auth_domain_lookup(char *name, struct auth_domain *new); -extern struct auth_domain *auth_domain_find(char *name); -extern struct auth_domain *auth_unix_lookup(struct net *net, struct in6_addr *addr); -extern int auth_unix_forget_old(struct auth_domain *dom); -extern void svcauth_unix_purge(void); -extern void svcauth_unix_info_release(struct svc_xprt *xpt); -extern int svcauth_unix_set_client(struct svc_rqst *rqstp); - -extern int unix_gid_cache_create(struct net *net); -extern void unix_gid_cache_destroy(struct net *net); - -static inline unsigned long hash_str(char *name, int bits) -{ - unsigned long hash = 0; - unsigned long l = 0; - int len = 0; - unsigned char c; - do { - if (unlikely(!(c = *name++))) { - c = (char)len; len = -1; - } - l = (l << 8) | c; - len++; - if ((len & (BITS_PER_LONG/8-1))==0) - hash = hash_long(hash^l, BITS_PER_LONG); - } while (len); - return hash >> (BITS_PER_LONG - bits); -} - -static inline unsigned long hash_mem(char *buf, int length, int bits) -{ - unsigned long hash = 0; - unsigned long l = 0; - int len = 0; - unsigned char c; - do { - if (len == length) { - c = (char)len; len = -1; - } else - c = *buf++; - l = (l << 8) | c; - len++; - if ((len & (BITS_PER_LONG/8-1))==0) - hash = hash_long(hash^l, BITS_PER_LONG); - } while (len); - return hash >> (BITS_PER_LONG - bits); -} - -#endif /* __KERNEL__ */ - -#endif /* _LINUX_SUNRPC_SVCAUTH_H_ */ |