nfs-ganesha 1.4
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00001 /* 00002 * vim:expandtab:shiftwidth=8:tabstop=8: 00003 * 00004 * Copyright CEA/DAM/DIF (2008) 00005 * contributeur : Philippe DENIEL philippe.deniel@cea.fr 00006 * Thomas LEIBOVICI thomas.leibovici@cea.fr 00007 * 00008 * 00009 * This program is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU Lesser General Public 00011 * License as published by the Free Software Foundation; either 00012 * version 3 of the License, or (at your option) any later version. 00013 * 00014 * This program is distributed in the hope that it will be useful, 00015 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 * Lesser General Public License for more details. 00018 * 00019 * You should have received a copy of the GNU Lesser General Public 00020 * License along with this library; if not, write to the Free Software 00021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00022 * 00023 * --------------------------------------- 00024 */ 00025 00037 #ifdef HAVE_CONFIG_H 00038 #include "config.h" 00039 #endif 00040 00041 #ifdef _SOLARIS 00042 #include "solaris_port.h" 00043 #endif /* _SOLARIS */ 00044 00045 #include "log.h" 00046 #include "HashData.h" 00047 #include "HashTable.h" 00048 #include "fsal.h" 00049 #include "cache_inode.h" 00050 00051 #include <unistd.h> 00052 #include <sys/types.h> 00053 #include <sys/param.h> 00054 #include <time.h> 00055 #include <pthread.h> 00056 #include <assert.h> 00057 00075 cache_inode_status_t 00076 cache_inode_getattr(cache_entry_t *entry, 00077 fsal_attrib_list_t *attr, /* XXX Change this so 00078 * we don't just copy 00079 * stuff on the stack. */ 00080 fsal_op_context_t *context, 00081 cache_inode_status_t *status) 00082 { 00083 /* sanity check */ 00084 if(entry == NULL || attr == NULL || context == NULL) { 00085 *status = CACHE_INODE_INVALID_ARGUMENT; 00086 LogDebug(COMPONENT_CACHE_INODE, 00087 "cache_inode_getattr: returning " 00088 "CACHE_INODE_INVALID_ARGUMENT because of bad arg"); 00089 return *status; 00090 } 00091 00092 /* Set the return default to CACHE_INODE_SUCCESS */ 00093 *status = CACHE_INODE_SUCCESS; 00094 00095 /* Lock (and refresh if necessary) the attributes, copy them out, and 00096 unlock. */ 00097 00098 if ((*status 00099 = cache_inode_lock_trust_attrs(entry, 00100 context)) 00101 != CACHE_INODE_SUCCESS) { 00102 goto out; 00103 } 00104 00105 *attr = entry->attributes; 00106 00107 pthread_rwlock_unlock(&entry->attr_lock); 00108 00109 out: 00110 00111 return *status; 00112 }