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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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111
fs/nfsd/export.h Normal file
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/*
* Copyright (C) 1995-1997 Olaf Kirch <okir@monad.swb.de>
*/
#ifndef NFSD_EXPORT_H
#define NFSD_EXPORT_H
#include <linux/sunrpc/cache.h>
#include <uapi/linux/nfsd/export.h>
struct knfsd_fh;
struct svc_fh;
struct svc_rqst;
/*
* FS Locations
*/
#define MAX_FS_LOCATIONS 128
struct nfsd4_fs_location {
char *hosts; /* colon separated list of hosts */
char *path; /* slash separated list of path components */
};
struct nfsd4_fs_locations {
uint32_t locations_count;
struct nfsd4_fs_location *locations;
/* If we're not actually serving this data ourselves (only providing a
* list of replicas that do serve it) then we set "migrated": */
int migrated;
};
/*
* We keep an array of pseudoflavors with the export, in order from most
* to least preferred. For the foreseeable future, we don't expect more
* than the eight pseudoflavors null, unix, krb5, krb5i, krb5p, skpm3,
* spkm3i, and spkm3p (and using all 8 at once should be rare).
*/
#define MAX_SECINFO_LIST 8
#define EX_UUID_LEN 16
struct exp_flavor_info {
u32 pseudoflavor;
u32 flags;
};
struct svc_export {
struct cache_head h;
struct auth_domain * ex_client;
int ex_flags;
struct path ex_path;
kuid_t ex_anon_uid;
kgid_t ex_anon_gid;
int ex_fsid;
unsigned char * ex_uuid; /* 16 byte fsid */
struct nfsd4_fs_locations ex_fslocs;
uint32_t ex_nflavors;
struct exp_flavor_info ex_flavors[MAX_SECINFO_LIST];
struct cache_detail *cd;
};
/* an "export key" (expkey) maps a filehandlefragement to an
* svc_export for a given client. There can be several per export,
* for the different fsid types.
*/
struct svc_expkey {
struct cache_head h;
struct auth_domain * ek_client;
int ek_fsidtype;
u32 ek_fsid[6];
struct path ek_path;
};
#define EX_ISSYNC(exp) (!((exp)->ex_flags & NFSEXP_ASYNC))
#define EX_NOHIDE(exp) ((exp)->ex_flags & NFSEXP_NOHIDE)
#define EX_WGATHER(exp) ((exp)->ex_flags & NFSEXP_GATHERED_WRITES)
int nfsexp_flags(struct svc_rqst *rqstp, struct svc_export *exp);
__be32 check_nfsd_access(struct svc_export *exp, struct svc_rqst *rqstp);
/*
* Function declarations
*/
int nfsd_export_init(struct net *);
void nfsd_export_shutdown(struct net *);
void nfsd_export_flush(struct net *);
struct svc_export * rqst_exp_get_by_name(struct svc_rqst *,
struct path *);
struct svc_export * rqst_exp_parent(struct svc_rqst *,
struct path *);
struct svc_export * rqst_find_fsidzero_export(struct svc_rqst *);
int exp_rootfh(struct net *, struct auth_domain *,
char *path, struct knfsd_fh *, int maxsize);
__be32 exp_pseudoroot(struct svc_rqst *, struct svc_fh *);
__be32 nfserrno(int errno);
static inline void exp_put(struct svc_export *exp)
{
cache_put(&exp->h, exp->cd);
}
static inline struct svc_export *exp_get(struct svc_export *exp)
{
cache_get(&exp->h);
return exp;
}
struct svc_export * rqst_exp_find(struct svc_rqst *, int, u32 *);
#endif /* NFSD_EXPORT_H */