diff options
Diffstat (limited to 'utils/mountd/cache.c')
| -rw-r--r-- | utils/mountd/cache.c | 49 |
1 files changed, 39 insertions, 10 deletions
diff --git a/utils/mountd/cache.c b/utils/mountd/cache.c index 2909ad3..ab873d5 100644 --- a/utils/mountd/cache.c +++ b/utils/mountd/cache.c @@ -37,6 +37,11 @@ #include "blkid/blkid.h" #endif +/* + * Invoked by RPC service loop + */ +void cache_set_fds(fd_set *fdset); +int cache_process_req(fd_set *readfds); enum nfsd_fsid { FSID_DEV = 0, @@ -57,14 +62,14 @@ enum nfsd_fsid { * Record is terminated with newline. * */ -int cache_export_ent(char *domain, struct exportent *exp, char *p); +static int cache_export_ent(char *domain, struct exportent *exp, char *p); char *lbuf = NULL; int lbuflen = 0; extern int use_ipaddr; -void auth_unix_ip(FILE *f) +static void auth_unix_ip(FILE *f) { /* requests are * class IP-ADDR @@ -120,7 +125,7 @@ void auth_unix_ip(FILE *f) free(client); } -void auth_unix_gid(FILE *f) +static void auth_unix_gid(FILE *f) { /* Request are * uid @@ -214,7 +219,7 @@ static const char *get_uuid_blkdev(char *path) #define get_uuid_blkdev(path) (NULL) #endif -int get_uuid(const char *val, int uuidlen, char *u) +static int get_uuid(const char *val, int uuidlen, char *u) { /* extract hex digits from uuidstr and compose a uuid * of the given length (max 16), xoring bytes to make @@ -244,7 +249,7 @@ int get_uuid(const char *val, int uuidlen, char *u) return 1; } -int uuid_by_path(char *path, int type, int uuidlen, char *uuid) +static int uuid_by_path(char *path, int type, int uuidlen, char *uuid) { /* get a uuid for the filesystem found at 'path'. * There are several possible ways of generating the @@ -323,7 +328,7 @@ static char *next_mnt(void **v, char *p) return me->mnt_dir; } -void nfsd_fh(FILE *f) +static void nfsd_fh(FILE *f) { /* request are: * domain fsidtype fsid @@ -742,7 +747,7 @@ lookup_export(char *dom, char *path, struct addrinfo *ai) return found; } -void nfsd_export(FILE *f) +static void nfsd_export(FILE *f) { /* requests are: * domain path @@ -817,6 +822,11 @@ struct { }; extern int manage_gids; + +/** + * cache_open - prepare communications channels with kernel RPC caches + * + */ void cache_open(void) { int i; @@ -829,6 +839,10 @@ void cache_open(void) } } +/** + * cache_set_fds - prepare cache file descriptors for one iteration of the service loop + * @fdset: pointer to fd_set to prepare + */ void cache_set_fds(fd_set *fdset) { int i; @@ -838,6 +852,10 @@ void cache_set_fds(fd_set *fdset) } } +/** + * cache_process_req - process any active cache file descriptors during service loop iteration + * @fdset: pointer to fd_set to examine for activity + */ int cache_process_req(fd_set *readfds) { int i; @@ -860,7 +878,7 @@ int cache_process_req(fd_set *readfds) * % echo $domain $path $[now+30*60] $options $anonuid $anongid $fsid > /proc/net/rpc/nfsd.export/channel */ -int cache_export_ent(char *domain, struct exportent *exp, char *path) +static int cache_export_ent(char *domain, struct exportent *exp, char *path) { int err; FILE *f = fopen("/proc/net/rpc/nfsd.export/channel", "w"); @@ -918,6 +936,11 @@ int cache_export_ent(char *domain, struct exportent *exp, char *path) return err; } +/** + * cache_export - Inform kernel of a new nfs_export + * @exp: target nfs_export + * @path: NUL-terminated C string containing export path + */ int cache_export(nfs_export *exp, char *path) { char buf[INET_ADDRSTRLEN]; @@ -943,7 +966,14 @@ int cache_export(nfs_export *exp, char *path) return err; } -/* Get a filehandle. +/** + * cache_get_filehandle - given an nfs_export, get its root filehandle + * @exp: target nfs_export + * @len: length of requested file handle + * @p: NUL-terminated C string containing export path + * + * Returns pointer to NFS file handle of root directory of export + * * { * echo $domain $path $length * read filehandle <&0 @@ -977,4 +1007,3 @@ cache_get_filehandle(nfs_export *exp, int len, char *p) fh.fh_size = qword_get(&bp, (char *)fh.fh_handle, NFS3_FHSIZE); return &fh; } - |