/*
* smb_odir_open
*
* Create an odir representing the directory specified in pathname.
*
* Returns:
* odid - Unique identifier of newly created odir.
* 0 - error, error details set in sr.
*/
uint16_t
smb_odir_open(smb_request_t *sr, char *path, uint16_t sattr, uint32_t flags)
{
int rc;
smb_tree_t *tree;
smb_node_t *dnode;
char pattern[MAXNAMELEN];
uint16_t odid;
cred_t *cr;
ASSERT(sr);
ASSERT(sr->sr_magic == SMB_REQ_MAGIC);
ASSERT(sr->tid_tree);
ASSERT(sr->tid_tree->t_magic == SMB_TREE_MAGIC);
tree = sr->tid_tree;
if (sr->session->dialect < NT_LM_0_12)
smb_convert_wildcards(path);
rc = smb_pathname_reduce(sr, sr->user_cr, path,
tree->t_snode, tree->t_snode, &dnode, pattern);
if (rc != 0) {
smbsr_errno(sr, rc);
return (0);
}
if (!smb_node_is_dir(dnode)) {
smbsr_error(sr, NT_STATUS_OBJECT_PATH_NOT_FOUND,
ERRDOS, ERROR_PATH_NOT_FOUND);
smb_node_release(dnode);
return (0);
}
if (smb_fsop_access(sr, sr->user_cr, dnode, FILE_LIST_DIRECTORY) != 0) {
smbsr_error(sr, NT_STATUS_ACCESS_DENIED,
ERRDOS, ERROR_ACCESS_DENIED);
smb_node_release(dnode);
return (0);
}
if (flags & SMB_ODIR_OPENF_BACKUP_INTENT)
cr = smb_user_getprivcred(sr->uid_user);
else
cr = sr->uid_user->u_cred;
odid = smb_odir_create(sr, dnode, pattern, sattr, cr);
smb_node_release(dnode);
return (odid);
}
/*
* smb_ofile_open
*/
smb_ofile_t *
smb_ofile_open(
smb_tree_t *tree,
smb_node_t *node,
uint16_t pid,
struct open_param *op,
uint16_t ftype,
uint32_t uniqid,
smb_error_t *err)
{
smb_ofile_t *of;
uint16_t fid;
smb_attr_t attr;
int rc;
if (smb_idpool_alloc(&tree->t_fid_pool, &fid)) {
err->status = NT_STATUS_TOO_MANY_OPENED_FILES;
err->errcls = ERRDOS;
err->errcode = ERROR_TOO_MANY_OPEN_FILES;
return (NULL);
}
of = kmem_cache_alloc(tree->t_server->si_cache_ofile, KM_SLEEP);
bzero(of, sizeof (smb_ofile_t));
of->f_magic = SMB_OFILE_MAGIC;
of->f_refcnt = 1;
of->f_fid = fid;
of->f_uniqid = uniqid;
of->f_opened_by_pid = pid;
of->f_granted_access = op->desired_access;
of->f_share_access = op->share_access;
of->f_create_options = op->create_options;
of->f_cr = (op->create_options & FILE_OPEN_FOR_BACKUP_INTENT) ?
smb_user_getprivcred(tree->t_user) : tree->t_user->u_cred;
crhold(of->f_cr);
of->f_ftype = ftype;
of->f_server = tree->t_server;
of->f_session = tree->t_user->u_session;
of->f_user = tree->t_user;
of->f_tree = tree;
of->f_node = node;
mutex_init(&of->f_mutex, NULL, MUTEX_DEFAULT, NULL);
of->f_state = SMB_OFILE_STATE_OPEN;
if (ftype == SMB_FTYPE_MESG_PIPE) {
of->f_pipe = smb_opipe_alloc(tree->t_server);
smb_server_inc_pipes(of->f_server);
} else {
ASSERT(ftype == SMB_FTYPE_DISK); /* Regular file, not a pipe */
ASSERT(node);
if (of->f_granted_access == FILE_EXECUTE)
of->f_flags |= SMB_OFLAGS_EXECONLY;
bzero(&attr, sizeof (smb_attr_t));
attr.sa_mask = SMB_AT_UID | SMB_AT_DOSATTR;
rc = smb_node_getattr(NULL, node, of->f_cr, NULL, &attr);
if (rc != 0) {
of->f_magic = 0;
mutex_destroy(&of->f_mutex);
crfree(of->f_cr);
smb_idpool_free(&tree->t_fid_pool, of->f_fid);
kmem_cache_free(tree->t_server->si_cache_ofile, of);
err->status = NT_STATUS_INTERNAL_ERROR;
err->errcls = ERRDOS;
err->errcode = ERROR_INTERNAL_ERROR;
return (NULL);
}
if (crgetuid(of->f_cr) == attr.sa_vattr.va_uid) {
/*
* Add this bit for the file's owner even if it's not
* specified in the request (Windows behavior).
*/
of->f_granted_access |= FILE_READ_ATTRIBUTES;
}
if (smb_node_is_file(node)) {
of->f_mode =
smb_fsop_amask_to_omode(of->f_granted_access);
if (smb_fsop_open(node, of->f_mode, of->f_cr) != 0) {
of->f_magic = 0;
mutex_destroy(&of->f_mutex);
crfree(of->f_cr);
smb_idpool_free(&tree->t_fid_pool, of->f_fid);
kmem_cache_free(tree->t_server->si_cache_ofile,
of);
err->status = NT_STATUS_ACCESS_DENIED;
err->errcls = ERRDOS;
err->errcode = ERROR_ACCESS_DENIED;
return (NULL);
}
}
if (tree->t_flags & SMB_TREE_READONLY)
of->f_flags |= SMB_OFLAGS_READONLY;
/*
* Note that if we created_readonly, that
* will _not_ yet show in attr.sa_dosattr
* so creating a readonly file gives the
* caller a writable handle as it should.
*/
if (attr.sa_dosattr & FILE_ATTRIBUTE_READONLY)
of->f_flags |= SMB_OFLAGS_READONLY;
smb_node_inc_open_ofiles(node);
smb_node_add_ofile(node, of);
smb_node_ref(node);
smb_server_inc_files(of->f_server);
}
smb_llist_enter(&tree->t_ofile_list, RW_WRITER);
smb_llist_insert_tail(&tree->t_ofile_list, of);
smb_llist_exit(&tree->t_ofile_list);
atomic_inc_32(&tree->t_open_files);
atomic_inc_32(&of->f_session->s_file_cnt);
return (of);
}
smb_sdrc_t
smb_com_nt_create_andx(struct smb_request *sr)
{
struct open_param *op = &sr->arg.open;
unsigned char DirFlag;
smb_attr_t attr;
smb_node_t *node;
int rc;
if ((op->create_options & FILE_DELETE_ON_CLOSE) &&
!(op->desired_access & DELETE)) {
smbsr_error(sr, NT_STATUS_INVALID_PARAMETER,
ERRDOS, ERRbadaccess);
return (SDRC_ERROR);
}
if (op->create_disposition > FILE_MAXIMUM_DISPOSITION) {
smbsr_error(sr, NT_STATUS_INVALID_PARAMETER,
ERRDOS, ERRbadaccess);
return (SDRC_ERROR);
}
if (op->dattr & FILE_FLAG_WRITE_THROUGH)
op->create_options |= FILE_WRITE_THROUGH;
if (op->dattr & FILE_FLAG_DELETE_ON_CLOSE)
op->create_options |= FILE_DELETE_ON_CLOSE;
if (op->dattr & FILE_FLAG_BACKUP_SEMANTICS)
op->create_options |= FILE_OPEN_FOR_BACKUP_INTENT;
if (op->create_options & FILE_OPEN_FOR_BACKUP_INTENT)
sr->user_cr = smb_user_getprivcred(sr->uid_user);
if (op->rootdirfid == 0) {
op->fqi.fq_dnode = sr->tid_tree->t_snode;
} else {
op->dir = smb_ofile_lookup_by_fid(sr->tid_tree,
(uint16_t)op->rootdirfid);
if (op->dir == NULL) {
smbsr_error(sr, NT_STATUS_INVALID_HANDLE,
ERRDOS, ERRbadfid);
return (SDRC_ERROR);
}
op->fqi.fq_dnode = op->dir->f_node;
}
op->op_oplock_levelII = B_TRUE;
if (smb_common_open(sr) != NT_STATUS_SUCCESS)
return (SDRC_ERROR);
switch (sr->tid_tree->t_res_type & STYPE_MASK) {
case STYPE_DISKTREE:
case STYPE_PRINTQ:
if (op->create_options & FILE_DELETE_ON_CLOSE)
smb_ofile_set_delete_on_close(sr->fid_ofile);
node = sr->fid_ofile->f_node;
DirFlag = smb_node_is_dir(node) ? 1 : 0;
if (smb_node_getattr(sr, node, &attr) != 0) {
smbsr_error(sr, NT_STATUS_INTERNAL_ERROR,
ERRDOS, ERROR_INTERNAL_ERROR);
return (SDRC_ERROR);
}
rc = smbsr_encode_result(sr, 34, 0, "bb.wbwlTTTTlqqwwbw",
34,
sr->andx_com,
0x67,
op->op_oplock_level,
sr->smb_fid,
op->action_taken,
&attr.sa_crtime,
&attr.sa_vattr.va_atime,
&attr.sa_vattr.va_mtime,
&attr.sa_vattr.va_ctime,
op->dattr & FILE_ATTRIBUTE_MASK,
attr.sa_allocsz,
attr.sa_vattr.va_size,
op->ftype,
op->devstate,
DirFlag,
0);
break;
case STYPE_IPC:
rc = smbsr_encode_result(sr, 34, 0, "bb.wbwlqqqqlqqwwbw",
34,
sr->andx_com,
0x67,
0,
sr->smb_fid,
op->action_taken,
0LL,
0LL,
0LL,
0LL,
FILE_ATTRIBUTE_NORMAL,
0x1000LL,
0LL,
op->ftype,
op->devstate,
0,
0);
break;
default:
smbsr_error(sr, NT_STATUS_INVALID_DEVICE_REQUEST,
ERRDOS, ERROR_INVALID_FUNCTION);
return (SDRC_ERROR);
}
return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR);
}
/*
* smb_com_trans2_find_next2
*
* Client Request Value
* ================================== =================================
*
* WordCount 15
* SetupCount 1
* Setup[0] TRANS2_FIND_NEXT2
*
* Parameter Block Encoding Description
* ================================== =================================
*
* USHORT Sid; Search handle
* USHORT SearchCount; Maximum number of entries to
* return
* USHORT InformationLevel; Levels described in
* TRANS2_FIND_FIRST2 request
* ULONG ResumeKey; Value returned by previous find2
* call
* USHORT Flags; Additional information: bit set-
* 0 - close search after this
* request
* 1 - close search if end of search
* reached
* 2 - return resume keys for each
* entry found
* 3 - resume/continue from previous
* ending place
* 4 - find with backup intent
* STRING FileName; Resume file name
*
* Sid is the value returned by a previous successful TRANS2_FIND_FIRST2
* call. If Bit3 of Flags is set, then FileName may be the NULL string,
* since the search is continued from the previous TRANS2_FIND request.
* Otherwise, FileName must not be more than 256 characters long.
*
* Response Field Description
* ================================== =================================
*
* USHORT SearchCount; Number of entries returned
* USHORT EndOfSearch; Was last entry returned?
* USHORT EaErrorOffset; Offset into EA list if EA error
* USHORT LastNameOffset; Offset into data to file name of
* last entry, if server needs it to
* resume search; else 0
* UCHAR Data[TotalDataCount] Level dependent info about the
* matches found in the search
*
*
* The last parameter in the request is a filename, which is a
* null-terminated unicode string.
*
* smb_mbc_decodef(&xa->req_param_mb, "%www lwu", sr,
* &odid, &fa_maxcount, &fa_infolev, &cookie, &fa_fflag, &fname)
*
* The filename parameter is not currently decoded because we
* expect a 2-byte null but Mac OS 10 clients send a 1-byte null,
* which leads to a decode error.
* Thus, we do not support resume by filename. We treat a request
* to resume by filename as SMB_FIND_CONTINUE_FROM_LAST.
*/
smb_sdrc_t
smb_com_trans2_find_next2(smb_request_t *sr, smb_xa_t *xa)
{
int count;
uint16_t odid;
smb_odir_t *od;
smb_find_args_t args;
smb_odir_resume_t odir_resume;
bzero(&args, sizeof (args));
bzero(&odir_resume, sizeof (odir_resume));
if (!STYPE_ISDSK(sr->tid_tree->t_res_type)) {
smbsr_error(sr, NT_STATUS_ACCESS_DENIED,
ERRDOS, ERROR_ACCESS_DENIED);
return (SDRC_ERROR);
}
if (smb_mbc_decodef(&xa->req_param_mb, "%wwwlwu", sr,
&odid, &args.fa_maxcount, &args.fa_infolev,
&odir_resume.or_cookie, &args.fa_fflag,
&odir_resume.or_fname) != 0) {
return (SDRC_ERROR);
}
if (args.fa_fflag & SMB_FIND_WITH_BACKUP_INTENT)
sr->user_cr = smb_user_getprivcred(sr->uid_user);
args.fa_maxdata =
smb_trans2_find_get_maxdata(sr, args.fa_infolev, args.fa_fflag);
if (args.fa_maxdata == 0)
return (SDRC_ERROR);
od = smb_tree_lookup_odir(sr->tid_tree, odid);
if (od == NULL) {
smbsr_error(sr, NT_STATUS_INVALID_HANDLE,
ERRDOS, ERROR_INVALID_HANDLE);
return (SDRC_ERROR);
}
/*
* Set the correct position in the directory.
*
* "Continue from last" is easy, but due to a history of
* buggy server implementations, most clients don't use
* that method. The most widely used (and reliable) is
* resume by file name. Unfortunately, that can't really
* be fully supported unless your file system stores all
* directory entries in some sorted order (like NTFS).
* We can partially support resume by name, where the only
* name we're ever asked to resume on is the same as the
* most recent we returned. That's always what the client
* gives us as the resume name, so we can simply remember
* the last name/offset pair and use that to position on
* the following FindNext call. In the unlikely event
* that the client asks to resume somewhere else, we'll
* use the numeric resume key, and hope the client gives
* correctly uses one of the resume keys we provided.
*/
if (args.fa_fflag & SMB_FIND_CONTINUE_FROM_LAST) {
odir_resume.or_type = SMB_ODIR_RESUME_CONT;
} else {
odir_resume.or_type = SMB_ODIR_RESUME_FNAME;
}
smb_odir_resume_at(od, &odir_resume);
count = smb_trans2_find_entries(sr, xa, od, &args);
if (count == -1) {
smb_odir_close(od);
smb_odir_release(od);
return (SDRC_ERROR);
}
if ((args.fa_fflag & SMB_FIND_CLOSE_AFTER_REQUEST) ||
(args.fa_eos && (args.fa_fflag & SMB_FIND_CLOSE_AT_EOS))) {
smb_odir_close(od);
} /* else leave odir open for trans2_find_next2 */
smb_odir_release(od);
(void) smb_mbc_encodef(&xa->rep_param_mb, "wwww",
count, /* Search Count */
args.fa_eos, /* End Of Search */
0, /* EA Error Offset */
args.fa_lno); /* Last Name Offset */
return (SDRC_SUCCESS);
}
/*
* smb_com_trans2_find_first2
*
* Client Request Value
* ============================ ==================================
*
* UCHAR WordCount 15
* UCHAR TotalDataCount Total size of extended attribute list
* UCHAR SetupCount 1
* UCHAR Setup[0] TRANS2_FIND_FIRST2
*
* Parameter Block Encoding Description
* ============================ ==================================
* USHORT SearchAttributes;
* USHORT SearchCount; Maximum number of entries to return
* USHORT Flags; Additional information:
* Bit 0 - close search after this request
* Bit 1 - close search if end of search
* reached
* Bit 2 - return resume keys for each
* entry found
* Bit 3 - continue search from previous
* ending place
* Bit 4 - find with backup intent
* USHORT InformationLevel; See below
* ULONG SearchStorageType;
* STRING FileName; Pattern for the search
* UCHAR Data[ TotalDataCount ] FEAList if InformationLevel is
* QUERY_EAS_FROM_LIST
*
* Response Parameter Block Description
* ============================ ==================================
*
* USHORT Sid; Search handle
* USHORT SearchCount; Number of entries returned
* USHORT EndOfSearch; Was last entry returned?
* USHORT EaErrorOffset; Offset into EA list if EA error
* USHORT LastNameOffset; Offset into data to file name of last
* entry, if server needs it to resume
* search; else 0
* UCHAR Data[ TotalDataCount ] Level dependent info about the matches
* found in the search
*/
smb_sdrc_t
smb_com_trans2_find_first2(smb_request_t *sr, smb_xa_t *xa)
{
int count;
uint16_t sattr, odid;
smb_pathname_t *pn;
smb_odir_t *od;
smb_find_args_t args;
uint32_t odir_flags = 0;
bzero(&args, sizeof (smb_find_args_t));
if (!STYPE_ISDSK(sr->tid_tree->t_res_type)) {
smbsr_error(sr, NT_STATUS_ACCESS_DENIED,
ERRDOS, ERROR_ACCESS_DENIED);
return (SDRC_ERROR);
}
pn = &sr->arg.dirop.fqi.fq_path;
if (smb_mbc_decodef(&xa->req_param_mb, "%wwww4.u", sr, &sattr,
&args.fa_maxcount, &args.fa_fflag, &args.fa_infolev,
&pn->pn_path) != 0) {
return (SDRC_ERROR);
}
smb_pathname_init(sr, pn, pn->pn_path);
if (!smb_pathname_validate(sr, pn))
return (-1);
if (smb_is_stream_name(pn->pn_path)) {
smbsr_error(sr, NT_STATUS_OBJECT_NAME_INVALID,
ERRDOS, ERROR_INVALID_NAME);
return (SDRC_ERROR);
}
if (args.fa_fflag & SMB_FIND_WITH_BACKUP_INTENT) {
sr->user_cr = smb_user_getprivcred(sr->uid_user);
odir_flags = SMB_ODIR_OPENF_BACKUP_INTENT;
}
args.fa_maxdata =
smb_trans2_find_get_maxdata(sr, args.fa_infolev, args.fa_fflag);
if (args.fa_maxdata == 0)
return (SDRC_ERROR);
odid = smb_odir_open(sr, pn->pn_path, sattr, odir_flags);
if (odid == 0) {
if (sr->smb_error.status == NT_STATUS_OBJECT_PATH_NOT_FOUND) {
smbsr_error(sr, NT_STATUS_OBJECT_NAME_NOT_FOUND,
ERRDOS, ERROR_FILE_NOT_FOUND);
}
return (SDRC_ERROR);
}
od = smb_tree_lookup_odir(sr->tid_tree, odid);
if (od == NULL)
return (SDRC_ERROR);
count = smb_trans2_find_entries(sr, xa, od, &args);
if (count == -1) {
smb_odir_close(od);
smb_odir_release(od);
return (SDRC_ERROR);
}
if (count == 0) {
smb_odir_close(od);
smb_odir_release(od);
smbsr_errno(sr, ENOENT);
return (SDRC_ERROR);
}
if ((args.fa_fflag & SMB_FIND_CLOSE_AFTER_REQUEST) ||
(args.fa_eos && (args.fa_fflag & SMB_FIND_CLOSE_AT_EOS))) {
smb_odir_close(od);
} /* else leave odir open for trans2_find_next2 */
smb_odir_release(od);
(void) smb_mbc_encodef(&xa->rep_param_mb, "wwwww",
odid, /* Search ID */
count, /* Search Count */
args.fa_eos, /* End Of Search */
0, /* EA Error Offset */
args.fa_lno); /* Last Name Offset */
return (SDRC_SUCCESS);
}
/*
* smb_ofile_open
*/
smb_ofile_t *
smb_ofile_open(
smb_request_t *sr,
smb_node_t *node,
struct open_param *op,
uint16_t ftype,
uint32_t uniqid,
smb_error_t *err)
{
smb_tree_t *tree = sr->tid_tree;
smb_ofile_t *of;
uint16_t fid;
smb_attr_t attr;
int rc;
enum errstates { EMPTY, FIDALLOC, CRHELD, MUTEXINIT };
enum errstates state = EMPTY;
if (smb_idpool_alloc(&tree->t_fid_pool, &fid)) {
err->status = NT_STATUS_TOO_MANY_OPENED_FILES;
err->errcls = ERRDOS;
err->errcode = ERROR_TOO_MANY_OPEN_FILES;
return (NULL);
}
state = FIDALLOC;
of = kmem_cache_alloc(smb_cache_ofile, KM_SLEEP);
bzero(of, sizeof (smb_ofile_t));
of->f_magic = SMB_OFILE_MAGIC;
of->f_refcnt = 1;
of->f_fid = fid;
of->f_uniqid = uniqid;
of->f_opened_by_pid = sr->smb_pid;
of->f_granted_access = op->desired_access;
of->f_share_access = op->share_access;
of->f_create_options = op->create_options;
of->f_cr = (op->create_options & FILE_OPEN_FOR_BACKUP_INTENT) ?
smb_user_getprivcred(sr->uid_user) : sr->uid_user->u_cred;
crhold(of->f_cr);
state = CRHELD;
of->f_ftype = ftype;
of->f_server = tree->t_server;
of->f_session = tree->t_session;
/*
* grab a ref for of->f_user
* released in smb_ofile_delete()
*/
smb_user_hold_internal(sr->uid_user);
of->f_user = sr->uid_user;
of->f_tree = tree;
of->f_node = node;
mutex_init(&of->f_mutex, NULL, MUTEX_DEFAULT, NULL);
state = MUTEXINIT;
of->f_state = SMB_OFILE_STATE_OPEN;
if (ftype == SMB_FTYPE_MESG_PIPE) {
/* See smb_opipe_open. */
of->f_pipe = op->pipe;
smb_server_inc_pipes(of->f_server);
} else {
ASSERT(ftype == SMB_FTYPE_DISK); /* Regular file, not a pipe */
ASSERT(node);
/*
* Note that the common open path often adds bits like
* READ_CONTROL, so the logic "is this open exec-only"
* needs to look at only the FILE_DATA_ALL bits.
*/
if ((of->f_granted_access & FILE_DATA_ALL) == FILE_EXECUTE)
of->f_flags |= SMB_OFLAGS_EXECONLY;
bzero(&attr, sizeof (smb_attr_t));
attr.sa_mask = SMB_AT_UID | SMB_AT_DOSATTR;
rc = smb_node_getattr(NULL, node, of->f_cr, NULL, &attr);
if (rc != 0) {
err->status = NT_STATUS_INTERNAL_ERROR;
err->errcls = ERRDOS;
err->errcode = ERROR_INTERNAL_ERROR;
goto errout;
}
if (crgetuid(of->f_cr) == attr.sa_vattr.va_uid) {
/*
* Add this bit for the file's owner even if it's not
* specified in the request (Windows behavior).
*/
of->f_granted_access |= FILE_READ_ATTRIBUTES;
}
if (smb_node_is_file(node)) {
of->f_mode =
smb_fsop_amask_to_omode(of->f_granted_access);
if (smb_fsop_open(node, of->f_mode, of->f_cr) != 0) {
err->status = NT_STATUS_ACCESS_DENIED;
err->errcls = ERRDOS;
err->errcode = ERROR_ACCESS_DENIED;
goto errout;
}
}
if (tree->t_flags & SMB_TREE_READONLY)
of->f_flags |= SMB_OFLAGS_READONLY;
/*
* Note that if we created_readonly, that
* will _not_ yet show in attr.sa_dosattr
* so creating a readonly file gives the
* caller a writable handle as it should.
*/
if (attr.sa_dosattr & FILE_ATTRIBUTE_READONLY)
of->f_flags |= SMB_OFLAGS_READONLY;
smb_node_inc_open_ofiles(node);
smb_node_add_ofile(node, of);
smb_node_ref(node);
smb_server_inc_files(of->f_server);
}
smb_llist_enter(&tree->t_ofile_list, RW_WRITER);
smb_llist_insert_tail(&tree->t_ofile_list, of);
smb_llist_exit(&tree->t_ofile_list);
atomic_inc_32(&tree->t_open_files);
atomic_inc_32(&of->f_session->s_file_cnt);
return (of);
errout:
switch (state) {
case MUTEXINIT:
mutex_destroy(&of->f_mutex);
smb_user_release(of->f_user);
/*FALLTHROUGH*/
case CRHELD:
crfree(of->f_cr);
of->f_magic = 0;
kmem_cache_free(smb_cache_ofile, of);
/*FALLTHROUGH*/
case FIDALLOC:
smb_idpool_free(&tree->t_fid_pool, fid);
/*FALLTHROUGH*/
case EMPTY:
break;
}
return (NULL);
}
smb_sdrc_t
smb_nt_transact_create(smb_request_t *sr, smb_xa_t *xa)
{
struct open_param *op = &sr->arg.open;
uint8_t DirFlag;
smb_attr_t attr;
smb_ofile_t *of;
int rc;
if ((op->create_options & FILE_DELETE_ON_CLOSE) &&
!(op->desired_access & DELETE)) {
smbsr_error(sr, NT_STATUS_INVALID_PARAMETER,
ERRDOS, ERRbadaccess);
return (SDRC_ERROR);
}
if (op->create_disposition > FILE_MAXIMUM_DISPOSITION) {
smbsr_error(sr, NT_STATUS_INVALID_PARAMETER,
ERRDOS, ERRbadaccess);
return (SDRC_ERROR);
}
if (op->dattr & FILE_FLAG_WRITE_THROUGH)
op->create_options |= FILE_WRITE_THROUGH;
if (op->dattr & FILE_FLAG_DELETE_ON_CLOSE)
op->create_options |= FILE_DELETE_ON_CLOSE;
if (op->dattr & FILE_FLAG_BACKUP_SEMANTICS)
op->create_options |= FILE_OPEN_FOR_BACKUP_INTENT;
if (op->create_options & FILE_OPEN_FOR_BACKUP_INTENT)
sr->user_cr = smb_user_getprivcred(sr->uid_user);
if (op->rootdirfid == 0) {
op->fqi.fq_dnode = sr->tid_tree->t_snode;
} else {
op->dir = smb_ofile_lookup_by_fid(sr, (uint16_t)op->rootdirfid);
if (op->dir == NULL) {
smbsr_error(sr, NT_STATUS_INVALID_HANDLE,
ERRDOS, ERRbadfid);
return (SDRC_ERROR);
}
op->fqi.fq_dnode = op->dir->f_node;
}
op->op_oplock_levelII = B_TRUE;
if (smb_common_open(sr) != NT_STATUS_SUCCESS)
return (SDRC_ERROR);
/*
* NB: after the above smb_common_open() success,
* we have a handle allocated (sr->fid_ofile).
* If we don't return success, we must close it.
*/
of = sr->fid_ofile;
switch (sr->tid_tree->t_res_type & STYPE_MASK) {
case STYPE_DISKTREE:
case STYPE_PRINTQ:
if (op->create_options & FILE_DELETE_ON_CLOSE)
smb_ofile_set_delete_on_close(of);
DirFlag = smb_node_is_dir(of->f_node) ? 1 : 0;
bzero(&attr, sizeof (attr));
attr.sa_mask = SMB_AT_ALL;
rc = smb_node_getattr(sr, of->f_node, of->f_cr, of, &attr);
if (rc != 0) {
smbsr_errno(sr, rc);
goto errout;
}
(void) smb_mbc_encodef(&xa->rep_param_mb, "b.wllTTTTlqqwwb",
op->op_oplock_level,
sr->smb_fid,
op->action_taken,
0, /* EaErrorOffset */
&attr.sa_crtime,
&attr.sa_vattr.va_atime,
&attr.sa_vattr.va_mtime,
&attr.sa_vattr.va_ctime,
op->dattr & FILE_ATTRIBUTE_MASK,
attr.sa_allocsz,
attr.sa_vattr.va_size,
op->ftype,
op->devstate,
DirFlag);
break;
case STYPE_IPC:
bzero(&attr, sizeof (smb_attr_t));
(void) smb_mbc_encodef(&xa->rep_param_mb, "b.wllTTTTlqqwwb",
0,
sr->smb_fid,
op->action_taken,
0, /* EaErrorOffset */
&attr.sa_crtime,
&attr.sa_vattr.va_atime,
&attr.sa_vattr.va_mtime,
&attr.sa_vattr.va_ctime,
op->dattr,
0x1000LL,
0LL,
op->ftype,
op->devstate,
0);
break;
default:
smbsr_error(sr, NT_STATUS_INVALID_DEVICE_REQUEST,
ERRDOS, ERROR_INVALID_FUNCTION);
goto errout;
}
return (SDRC_SUCCESS);
errout:
smb_ofile_close(of, 0);
return (SDRC_ERROR);
}
/*
* smb_com_trans2_find_next2
*
* Client Request Value
* ================================== =================================
*
* WordCount 15
* SetupCount 1
* Setup[0] TRANS2_FIND_NEXT2
*
* Parameter Block Encoding Description
* ================================== =================================
*
* USHORT Sid; Search handle
* USHORT SearchCount; Maximum number of entries to
* return
* USHORT InformationLevel; Levels described in
* TRANS2_FIND_FIRST2 request
* ULONG ResumeKey; Value returned by previous find2
* call
* USHORT Flags; Additional information: bit set-
* 0 - close search after this
* request
* 1 - close search if end of search
* reached
* 2 - return resume keys for each
* entry found
* 3 - resume/continue from previous
* ending place
* 4 - find with backup intent
* STRING FileName; Resume file name
*
* Sid is the value returned by a previous successful TRANS2_FIND_FIRST2
* call. If Bit3 of Flags is set, then FileName may be the NULL string,
* since the search is continued from the previous TRANS2_FIND request.
* Otherwise, FileName must not be more than 256 characters long.
*
* Response Field Description
* ================================== =================================
*
* USHORT SearchCount; Number of entries returned
* USHORT EndOfSearch; Was last entry returned?
* USHORT EaErrorOffset; Offset into EA list if EA error
* USHORT LastNameOffset; Offset into data to file name of
* last entry, if server needs it to
* resume search; else 0
* UCHAR Data[TotalDataCount] Level dependent info about the
* matches found in the search
*
*
* The last parameter in the request is a filename, which is a
* null-terminated unicode string.
*
* smb_mbc_decodef(&xa->req_param_mb, "%www lwu", sr,
* &odid, &fa_maxcount, &fa_infolev, &cookie, &fa_fflag, &fname)
*
* The filename parameter is not currently decoded because we
* expect a 2-byte null but Mac OS 10 clients send a 1-byte null,
* which leads to a decode error.
* Thus, we do not support resume by filename. We treat a request
* to resume by filename as SMB_FIND_CONTINUE_FROM_LAST.
*/
smb_sdrc_t
smb_com_trans2_find_next2(smb_request_t *sr, smb_xa_t *xa)
{
int count;
uint16_t odid;
uint32_t cookie;
smb_odir_t *od;
smb_find_args_t args;
boolean_t eos;
smb_odir_resume_t odir_resume;
bzero(&args, sizeof (smb_find_args_t));
if (smb_mbc_decodef(&xa->req_param_mb, "%wwwlw", sr, &odid,
&args.fa_maxcount, &args.fa_infolev, &cookie, &args.fa_fflag)
!= 0) {
return (SDRC_ERROR);
}
/* continuation by filename not supported */
if ((args.fa_fflag & SMB_FIND_CONTINUE_FROM_LAST) || (cookie == 0)) {
odir_resume.or_type = SMB_ODIR_RESUME_IDX;
odir_resume.or_idx = 0;
} else {
odir_resume.or_type = SMB_ODIR_RESUME_COOKIE;
odir_resume.or_cookie = cookie;
}
if (args.fa_fflag & SMB_FIND_WITH_BACKUP_INTENT)
sr->user_cr = smb_user_getprivcred(sr->uid_user);
args.fa_maxdata =
smb_trans2_find_get_maxdata(sr, args.fa_infolev, args.fa_fflag);
if (args.fa_maxdata == 0)
return (SDRC_ERROR);
od = smb_tree_lookup_odir(sr->tid_tree, odid);
if (od == NULL) {
smbsr_error(sr, NT_STATUS_INVALID_HANDLE,
ERRDOS, ERROR_INVALID_HANDLE);
return (SDRC_ERROR);
}
smb_odir_resume_at(od, &odir_resume);
count = smb_trans2_find_entries(sr, xa, od, &args, &eos);
if (count == -1) {
smb_odir_close(od);
smb_odir_release(od);
return (SDRC_ERROR);
}
if ((args.fa_fflag & SMB_FIND_CLOSE_AFTER_REQUEST) ||
(eos && (args.fa_fflag & SMB_FIND_CLOSE_AT_EOS))) {
smb_odir_close(od);
} /* else leave odir open for trans2_find_next2 */
smb_odir_release(od);
(void) smb_mbc_encodef(&xa->rep_param_mb, "wwww",
count, (eos) ? 1 : 0, 0, 0);
return (SDRC_SUCCESS);
}
/*
* smb_com_trans2_find_first2
*
* Client Request Value
* ============================ ==================================
*
* UCHAR WordCount 15
* UCHAR TotalDataCount Total size of extended attribute list
* UCHAR SetupCount 1
* UCHAR Setup[0] TRANS2_FIND_FIRST2
*
* Parameter Block Encoding Description
* ============================ ==================================
* USHORT SearchAttributes;
* USHORT SearchCount; Maximum number of entries to return
* USHORT Flags; Additional information:
* Bit 0 - close search after this request
* Bit 1 - close search if end of search
* reached
* Bit 2 - return resume keys for each
* entry found
* Bit 3 - continue search from previous
* ending place
* Bit 4 - find with backup intent
* USHORT InformationLevel; See below
* ULONG SearchStorageType;
* STRING FileName; Pattern for the search
* UCHAR Data[ TotalDataCount ] FEAList if InformationLevel is
* QUERY_EAS_FROM_LIST
*
* Response Parameter Block Description
* ============================ ==================================
*
* USHORT Sid; Search handle
* USHORT SearchCount; Number of entries returned
* USHORT EndOfSearch; Was last entry returned?
* USHORT EaErrorOffset; Offset into EA list if EA error
* USHORT LastNameOffset; Offset into data to file name of last
* entry, if server needs it to resume
* search; else 0
* UCHAR Data[ TotalDataCount ] Level dependent info about the matches
* found in the search
*/
smb_sdrc_t
smb_com_trans2_find_first2(smb_request_t *sr, smb_xa_t *xa)
{
int count;
uint16_t sattr, odid;
char *path;
smb_odir_t *od;
smb_find_args_t args;
boolean_t eos;
uint32_t odir_flags = 0;
bzero(&args, sizeof (smb_find_args_t));
if (!STYPE_ISDSK(sr->tid_tree->t_res_type)) {
smbsr_error(sr, NT_STATUS_ACCESS_DENIED,
ERRDOS, ERROR_ACCESS_DENIED);
return (SDRC_ERROR);
}
if (smb_mbc_decodef(&xa->req_param_mb, "%wwww4.u", sr, &sattr,
&args.fa_maxcount, &args.fa_fflag, &args.fa_infolev, &path) != 0) {
return (SDRC_ERROR);
}
if (smb_is_stream_name(path)) {
smbsr_error(sr, NT_STATUS_OBJECT_NAME_INVALID,
ERRDOS, ERROR_INVALID_NAME);
return (SDRC_ERROR);
}
if (args.fa_fflag & SMB_FIND_WITH_BACKUP_INTENT) {
sr->user_cr = smb_user_getprivcred(sr->uid_user);
odir_flags = SMB_ODIR_OPENF_BACKUP_INTENT;
}
args.fa_maxdata =
smb_trans2_find_get_maxdata(sr, args.fa_infolev, args.fa_fflag);
if (args.fa_maxdata == 0)
return (SDRC_ERROR);
if (sr->smb_flg2 & SMB_FLAGS2_UNICODE)
(void) smb_convert_wildcards(path);
odid = smb_odir_open(sr, path, sattr, odir_flags);
if (odid == 0)
return (SDRC_ERROR);
od = smb_tree_lookup_odir(sr->tid_tree, odid);
if (od == NULL)
return (SDRC_ERROR);
count = smb_trans2_find_entries(sr, xa, od, &args, &eos);
if (count == -1) {
smb_odir_close(od);
smb_odir_release(od);
return (SDRC_ERROR);
}
if (count == 0) {
smb_odir_close(od);
smb_odir_release(od);
smbsr_errno(sr, ENOENT);
return (SDRC_ERROR);
}
if ((args.fa_fflag & SMB_FIND_CLOSE_AFTER_REQUEST) ||
(eos && (args.fa_fflag & SMB_FIND_CLOSE_AT_EOS))) {
smb_odir_close(od);
} /* else leave odir open for trans2_find_next2 */
smb_odir_release(od);
(void) smb_mbc_encodef(&xa->rep_param_mb, "wwwww",
odid, count, (eos) ? 1 : 0, 0, 0);
return (SDRC_SUCCESS);
}
