diff options
Diffstat (limited to 'source3/smbd/statvfs.c')
| -rw-r--r-- | source3/smbd/statvfs.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/source3/smbd/statvfs.c b/source3/smbd/statvfs.c index f6663208ea..0e9a2c2ebe 100644 --- a/source3/smbd/statvfs.c +++ b/source3/smbd/statvfs.c @@ -3,6 +3,7 @@ VFS API's statvfs abstraction Copyright (C) Alexander Bokovoy 2005 Copyright (C) Steve French 2005 + Copyright (C) James Peach 2006 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -37,11 +38,93 @@ static int linux_statvfs(const char *path, vfs_statvfs_struct *statbuf) statbuf->TotalFileNodes = statvfs_buf.f_files; statbuf->FreeFileNodes = statvfs_buf.f_ffree; statbuf->FsIdentifier = statvfs_buf.f_fsid; + + /* Good defaults for Linux filesystems are case sensitive + * and case preserving. + */ + statbuf->FsCapabilities = + FILE_CASE_SENSITIVE_SEARCH | FILE_CASE_PRESERVED_NAMES; } return result; } #endif +#if defined(DARWINOS) + +#include <sys/attr.h> + +static int darwin_fs_capabilities(const char * path) +{ + int caps = 0; + vol_capabilities_attr_t *vcaps; + struct attrlist attrlist; + char attrbuf[sizeof(u_int32_t) + sizeof(vol_capabilities_attr_t)]; + +#define FORMAT_CAP(vinfo, cap) \ + ( ((vinfo)->valid[VOL_CAPABILITIES_FORMAT] & (cap)) && \ + ((vinfo)->capabilities[VOL_CAPABILITIES_FORMAT] & (cap)) ) + +#define INTERFACE_CAP(vinfo, cap) \ + ( ((vinfo)->valid[VOL_CAPABILITIES_INTERFACES] & (cap)) && \ + ((vinfo)->capabilities[VOL_CAPABILITIES_INTERFACES] & (cap)) ) + + ZERO_STRUCT(attrlist); + attrlist.bitmapcount = ATTR_BIT_MAP_COUNT; + attrlist.volattr = ATTR_VOL_CAPABILITIES; + + if (getattrlist(path, &attrlist, attrbuf, sizeof(attrbuf), 0) != 0) { + DEBUG(0, ("getattrlist for %s capabilities failed: %s\n", + path, strerror(errno))); + /* Return no capabilities on failure. */ + return 0; + } + + vcaps = + (vol_capabilities_attr_t *)(attrbuf + sizeof(u_int32_t)); + + if (FORMAT_CAP(vcaps, VOL_CAP_FMT_SPARSE_FILES)) { + caps |= FILE_SUPPORTS_SPARSE_FILES; + } + + if (FORMAT_CAP(vcaps, VOL_CAP_FMT_CASE_SENSITIVE)) { + caps |= FILE_CASE_SENSITIVE_SEARCH; + } + + if (FORMAT_CAP(vcaps, VOL_CAP_FMT_CASE_PRESERVING)) { + caps |= FILE_CASE_PRESERVED_NAMES; + } + + if (INTERFACE_CAP(vcaps, VOL_CAP_INT_EXTENDED_SECURITY)) { + caps |= FILE_PERSISTENT_ACLS; + } + + return caps; +} + +static int darwin_statvfs(const char *path, vfs_statvfs_struct *statbuf) +{ + struct statfs sbuf; + int ret; + + ret = statfs(path, &sbuf); + if (ret != 0) { + return ret; + } + + statbuf->OptimalTransferSize = sbuf.f_iosize; + statbuf->BlockSize = sbuf.f_bsize; + statbuf->TotalBlocks = sbuf.f_blocks; + statbuf->BlocksAvail = sbuf.f_bfree; + statbuf->UserBlocksAvail = sbuf.f_bavail; + statbuf->TotalFileNodes = sbuf.f_files; + statbuf->FreeFileNodes = sbuf.f_ffree; + statbuf->FsIdentifier = *(SMB_BIG_UINT *)(&sbuf.f_fsid); /* Ick. */ + statbuf->FsCapabilities = darwin_fs_capabilities(sbuf.f_mntonname); + + return 0; +} +#endif + /* sys_statvfs() is an abstraction layer over system-dependent statvfs()/statfs() for particular POSIX systems. Due to controversy of what is considered more important @@ -52,6 +135,8 @@ int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf) { #if defined(LINUX) && defined(HAVE_FSID_INT) return linux_statvfs(path, statbuf); +#elif defined(DARWINOS) + return darwin_statvfs(path, statbuf); #else /* BB change this to return invalid level */ #ifdef EOPNOTSUPP |