#include "auth.h"
#include "smbprofile.h"
#include "libsmb/libsmb.h"
+#include "lib/util_ea.h"
+#include "librpc/gen_ndr/ndr_quota.h"
+#include "librpc/gen_ndr/ndr_security.h"
extern const struct generic_mapping file_generic_mapping;
int params_sent_thistime, data_sent_thistime, total_sent_thistime;
int alignment_offset = 1;
int data_alignment_offset = 0;
- struct smbd_server_connection *sconn = req->sconn;
- int max_send = sconn->smb1.sessions.max_send;
+ struct smbXsrv_connection *xconn = req->xconn;
+ int max_send = xconn->smb1.sessions.max_send;
/*
* If there genuinely are no parameters or data to send just send
__LINE__,__FILE__);
}
show_msg((char *)req->outbuf);
- if (!srv_send_smb(sconn,
+ if (!srv_send_smb(xconn,
(char *)req->outbuf,
true, req->seqnum+1,
IS_CONN_ENCRYPTED(conn),
total_sent_thistime + alignment_offset
+ data_alignment_offset);
- /*
- * We might have had SMBnttranss in req->inbuf, fix that.
- */
- SCVAL(req->outbuf, smb_com, SMBnttrans);
-
/*
* Set total params and data to be sent.
*/
/* Send the packet */
show_msg((char *)req->outbuf);
- if (!srv_send_smb(sconn,
+ if (!srv_send_smb(xconn,
(char *)req->outbuf,
true, req->seqnum+1,
IS_CONN_ENCRYPTED(conn),
****************************************************************************/
static void nt_open_pipe(char *fname, connection_struct *conn,
- struct smb_request *req, int *ppnum)
+ struct smb_request *req, uint16_t *ppnum)
{
files_struct *fsp;
NTSTATUS status;
DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname));
- /* Strip \\ off the name. */
- fname++;
+ /* Strip \\ off the name if present. */
+ while (fname[0] == '\\') {
+ fname++;
+ }
status = open_np_file(req, fname, &fsp);
if (!NT_STATUS_IS_OK(status)) {
struct smb_request *req)
{
char *fname = NULL;
- int pnum = -1;
+ uint16_t pnum = FNUM_FIELD_INVALID;
char *p = NULL;
- uint32 flags = IVAL(req->vwv+3, 1);
+ uint32_t flags = IVAL(req->vwv+3, 1);
TALLOC_CTX *ctx = talloc_tos();
srvstr_pull_req_talloc(ctx, req, &fname, req->buf, STR_TERMINATE);
if (flags & EXTENDED_RESPONSE_REQUIRED) {
/* This is very strange. We
* return 50 words, but only set
- * the wcnt to 42 ? It's definately
+ * the wcnt to 42 ? It's definitely
* what happens on the wire....
*/
reply_outbuf(req, 50, 0);
reply_outbuf(req, 34, 0);
}
+ SSVAL(req->outbuf, smb_vwv0, 0xff); /* andx chain ends */
+ SSVAL(req->outbuf, smb_vwv1, 0); /* no andx offset */
+
p = (char *)req->outbuf + smb_vwv2;
p++;
SSVAL(p,0,pnum);
}
DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname));
-
- chain_reply(req);
}
struct case_semantics_state {
connection_struct *conn = req->conn;
struct smb_filename *smb_fname = NULL;
char *fname = NULL;
- uint32 flags;
- uint32 access_mask;
- uint32 file_attributes;
- uint32 share_access;
- uint32 create_disposition;
- uint32 create_options;
- uint16 root_dir_fid;
+ uint32_t flags;
+ uint32_t access_mask;
+ uint32_t file_attributes;
+ uint32_t share_access;
+ uint32_t create_disposition;
+ uint32_t create_options;
+ uint16_t root_dir_fid;
uint64_t allocation_size;
/* Breakout the oplock request bits so we can set the
reply bits separately. */
- uint32 fattr=0;
- SMB_OFF_T file_len = 0;
+ uint32_t fattr=0;
+ off_t file_len = 0;
int info = 0;
files_struct *fsp = NULL;
char *p = NULL;
struct timespec c_timespec;
struct timespec a_timespec;
struct timespec m_timespec;
- struct timespec write_time_ts;
NTSTATUS status;
int oplock_request;
uint8_t oplock_granted = NO_OPLOCK_RETURN;
struct case_semantics_state *case_state = NULL;
+ uint32_t ucf_flags;
TALLOC_CTX *ctx = talloc_tos();
START_PROFILE(SMBntcreateX);
share_access = IVAL(req->vwv+15, 1);
create_disposition = IVAL(req->vwv+17, 1);
create_options = IVAL(req->vwv+19, 1);
- root_dir_fid = (uint16)IVAL(req->vwv+5, 1);
+ root_dir_fid = (uint16_t)IVAL(req->vwv+5, 1);
allocation_size = BVAL(req->vwv+9, 1);
}
}
+ ucf_flags = filename_create_ucf_flags(req, create_disposition);
status = filename_convert(ctx,
conn,
- req->flags2 & FLAGS2_DFS_PATHNAMES,
fname,
- 0,
+ ucf_flags,
+ NULL,
NULL,
&smb_fname);
create_options, /* create_options */
file_attributes, /* file_attributes */
oplock_request, /* oplock_request */
+ NULL, /* lease */
allocation_size, /* allocation_size */
0, /* private_flags */
NULL, /* sd */
NULL, /* ea_list */
&fsp, /* result */
- &info); /* pinfo */
+ &info, /* pinfo */
+ NULL, NULL); /* create context */
if (!NT_STATUS_IS_OK(status)) {
- if (open_was_deferred(req->sconn, req->mid)) {
+ if (open_was_deferred(req->xconn, req->mid)) {
/* We have re-scheduled this call, no error. */
goto out;
}
+ if (NT_STATUS_EQUAL(status, NT_STATUS_SHARING_VIOLATION)) {
+ bool ok = defer_smb1_sharing_violation(req);
+ if (ok) {
+ goto out;
+ }
+ }
reply_openerror(req, status);
goto out;
}
if (flags & EXTENDED_RESPONSE_REQUIRED) {
/* This is very strange. We
* return 50 words, but only set
- * the wcnt to 42 ? It's definately
+ * the wcnt to 42 ? It's definitely
* what happens on the wire....
*/
reply_outbuf(req, 50, 0);
reply_outbuf(req, 34, 0);
}
+ SSVAL(req->outbuf, smb_vwv0, 0xff); /* andx chain ends */
+ SSVAL(req->outbuf, smb_vwv1, 0); /* no andx offset */
+
p = (char *)req->outbuf + smb_vwv2;
SCVAL(p, 0, oplock_granted);
fattr = FILE_ATTRIBUTE_NORMAL;
}
- /* Deal with other possible opens having a modified
- write time. JRA. */
- ZERO_STRUCT(write_time_ts);
- get_file_infos(fsp->file_id, 0, NULL, &write_time_ts);
- if (!null_timespec(write_time_ts)) {
- update_stat_ex_mtime(&smb_fname->st, write_time_ts);
- }
-
/* Create time. */
create_timespec = get_create_timespec(conn, fsp, smb_fname);
a_timespec = smb_fname->st.st_ex_atime;
dos_filetime_timespec(&c_timespec);
}
- put_long_date_timespec(conn->ts_res, p, create_timespec); /* create time. */
+ put_long_date_full_timespec(conn->ts_res, p, &create_timespec); /* create time. */
p += 8;
- put_long_date_timespec(conn->ts_res, p, a_timespec); /* access time */
+ put_long_date_full_timespec(conn->ts_res, p, &a_timespec); /* access time */
p += 8;
- put_long_date_timespec(conn->ts_res, p, m_timespec); /* write time */
+ put_long_date_full_timespec(conn->ts_res, p, &m_timespec); /* write time */
p += 8;
- put_long_date_timespec(conn->ts_res, p, c_timespec); /* change time */
+ put_long_date_full_timespec(conn->ts_res, p, &c_timespec); /* change time */
p += 8;
SIVAL(p,0,fattr); /* File Attributes. */
p += 4;
p += 8;
if (flags & EXTENDED_RESPONSE_REQUIRED) {
uint16_t file_status = (NO_EAS|NO_SUBSTREAMS|NO_REPARSETAG);
- size_t num_names = 0;
unsigned int num_streams = 0;
struct stream_struct *streams = NULL;
- /* Do we have any EA's ? */
- status = get_ea_names_from_file(ctx, conn, fsp,
- smb_fname->base_name, NULL, &num_names);
- if (NT_STATUS_IS_OK(status) && num_names) {
- file_status &= ~NO_EAS;
+ if (lp_ea_support(SNUM(conn))) {
+ size_t num_names = 0;
+ /* Do we have any EA's ? */
+ status = get_ea_names_from_file(
+ ctx, conn, fsp, smb_fname, NULL, &num_names);
+ if (NT_STATUS_IS_OK(status) && num_names) {
+ file_status &= ~NO_EAS;
+ }
}
- status = vfs_streaminfo(conn, NULL, smb_fname->base_name, ctx,
+
+ status = vfs_streaminfo(conn, NULL, smb_fname, ctx,
&num_streams, &streams);
/* There is always one stream, ::$DATA. */
if (NT_STATUS_IS_OK(status) && num_streams > 1) {
SSVAL(p,2,file_status);
}
p += 4;
- SCVAL(p,0,fsp->is_directory ? 1 : 0);
+ SCVAL(p,0,fsp->fsp_flags.is_directory ? 1 : 0);
if (flags & EXTENDED_RESPONSE_REQUIRED) {
- uint32 perms = 0;
+ uint32_t perms = 0;
p += 25;
- if (fsp->is_directory ||
- can_write_to_file(conn, smb_fname)) {
+ if (fsp->fsp_flags.is_directory ||
+ fsp->fsp_flags.can_write ||
+ can_write_to_file(conn,
+ smb_fname))
+ {
perms = FILE_GENERIC_ALL;
} else {
perms = FILE_GENERIC_READ|FILE_EXECUTE;
SIVAL(p,0,perms);
}
- DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n",
- fsp->fnum, smb_fname_str_dbg(smb_fname)));
+ DEBUG(5,("reply_ntcreate_and_X: %s, open name = %s\n",
+ fsp_fnum_dbg(fsp), smb_fname_str_dbg(smb_fname)));
- chain_reply(req);
out:
END_PROFILE(SMBntcreateX);
return;
static void do_nt_transact_create_pipe(connection_struct *conn,
struct smb_request *req,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count)
+ uint16_t **ppsetup, uint32_t setup_count,
+ char **ppparams, uint32_t parameter_count,
+ char **ppdata, uint32_t data_count)
{
char *fname = NULL;
char *params = *ppparams;
- int pnum = -1;
+ uint16_t pnum = FNUM_FIELD_INVALID;
char *p = NULL;
NTSTATUS status;
size_t param_len;
- uint32 flags;
+ uint32_t flags;
TALLOC_CTX *ctx = talloc_tos();
/*
flags = IVAL(params,0);
- srvstr_get_path(ctx, params, req->flags2, &fname, params+53,
- parameter_count-53, STR_TERMINATE,
+ if (req->posix_pathnames) {
+ srvstr_get_path_posix(ctx,
+ params,
+ req->flags2,
+ &fname,
+ params+53,
+ parameter_count-53,
+ STR_TERMINATE,
&status);
+ } else {
+ srvstr_get_path(ctx,
+ params,
+ req->flags2,
+ &fname,
+ params+53,
+ parameter_count-53,
+ STR_TERMINATE,
+ &status);
+ }
if (!NT_STATUS_IS_OK(status)) {
reply_nterror(req, status);
return;
return;
}
+/*********************************************************************
+ Windows seems to do canonicalization of inheritance bits. Do the
+ same.
+*********************************************************************/
+
+static void canonicalize_inheritance_bits(struct security_descriptor *psd)
+{
+ bool set_auto_inherited = false;
+
+ /*
+ * We need to filter out the
+ * SEC_DESC_DACL_AUTO_INHERITED|SEC_DESC_DACL_AUTO_INHERIT_REQ
+ * bits. If both are set we store SEC_DESC_DACL_AUTO_INHERITED
+ * as this alters whether SEC_ACE_FLAG_INHERITED_ACE is set
+ * when an ACE is inherited. Otherwise we zero these bits out.
+ * See:
+ *
+ * http://social.msdn.microsoft.com/Forums/eu/os_fileservices/thread/11f77b68-731e-407d-b1b3-064750716531
+ *
+ * for details.
+ */
+
+ if ((psd->type & (SEC_DESC_DACL_AUTO_INHERITED|SEC_DESC_DACL_AUTO_INHERIT_REQ))
+ == (SEC_DESC_DACL_AUTO_INHERITED|SEC_DESC_DACL_AUTO_INHERIT_REQ)) {
+ set_auto_inherited = true;
+ }
+
+ psd->type &= ~(SEC_DESC_DACL_AUTO_INHERITED|SEC_DESC_DACL_AUTO_INHERIT_REQ);
+ if (set_auto_inherited) {
+ psd->type |= SEC_DESC_DACL_AUTO_INHERITED;
+ }
+}
+
/****************************************************************************
Internal fn to set security descriptors.
****************************************************************************/
-NTSTATUS set_sd(files_struct *fsp, uint8_t *data, uint32_t sd_len,
+NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
uint32_t security_info_sent)
{
- struct security_descriptor *psd = NULL;
NTSTATUS status;
- if (sd_len == 0) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
if (!CAN_WRITE(fsp->conn)) {
return NT_STATUS_ACCESS_DENIED;
}
return NT_STATUS_OK;
}
- status = unmarshall_sec_desc(talloc_tos(), data, sd_len, &psd);
-
- if (!NT_STATUS_IS_OK(status)) {
- return status;
+ if (S_ISLNK(fsp->fsp_name->st.st_ex_mode)) {
+ DEBUG(10, ("ACL set on symlink %s denied.\n",
+ fsp_str_dbg(fsp)));
+ return NT_STATUS_ACCESS_DENIED;
}
if (psd->owner_sid == NULL) {
/* Ensure we have at least one thing set. */
if ((security_info_sent & (SECINFO_OWNER|SECINFO_GROUP|SECINFO_DACL|SECINFO_SACL)) == 0) {
- if (security_info_sent & SECINFO_LABEL) {
- /* Only consider SECINFO_LABEL if no other
- bits are set. Just like W2K3 we don't
- store this. */
- return NT_STATUS_OK;
- }
- return NT_STATUS_INVALID_PARAMETER;
+ /* Just like W2K3 */
+ return NT_STATUS_OK;
}
/* Ensure we have the rights to do this. */
if (!(fsp->access_mask & SEC_FLAG_SYSTEM_SECURITY)) {
return NT_STATUS_ACCESS_DENIED;
}
+ /*
+ * Setting a SACL also requires WRITE_DAC.
+ * See the smbtorture3 SMB2-SACL test.
+ */
+ if (!(fsp->access_mask & SEC_STD_WRITE_DAC)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
/* Convert all the generic bits. */
if (psd->sacl) {
security_acl_map_generic(psd->sacl, &file_generic_mapping);
}
}
+ canonicalize_inheritance_bits(psd);
+
if (DEBUGLEVEL >= 10) {
DEBUG(10,("set_sd for file %s\n", fsp_str_dbg(fsp)));
NDR_PRINT_DEBUG(security_descriptor, psd);
}
/****************************************************************************
- Read a list of EA names and data from an incoming data buffer. Create an ea_list with them.
+ Internal fn to set security descriptors from a data blob.
****************************************************************************/
-struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size)
+NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
+ uint32_t security_info_sent)
{
- struct ea_list *ea_list_head = NULL;
- size_t offset = 0;
+ struct security_descriptor *psd = NULL;
+ NTSTATUS status;
- if (data_size < 4) {
- return NULL;
+ if (sd_len == 0) {
+ return NT_STATUS_INVALID_PARAMETER;
}
- while (offset + 4 <= data_size) {
- size_t next_offset = IVAL(pdata,offset);
- struct ea_list *eal = read_ea_list_entry(ctx, pdata + offset + 4, data_size - offset - 4, NULL);
-
- if (!eal) {
- return NULL;
- }
+ status = unmarshall_sec_desc(talloc_tos(), data, sd_len, &psd);
- DLIST_ADD_END(ea_list_head, eal, struct ea_list *);
- if (next_offset == 0) {
- break;
- }
- offset += next_offset;
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
}
- return ea_list_head;
+ return set_sd(fsp, psd, security_info_sent);
}
/****************************************************************************
static void call_nt_transact_create(connection_struct *conn,
struct smb_request *req,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count,
- uint32 max_data_count)
+ uint16_t **ppsetup, uint32_t setup_count,
+ char **ppparams, uint32_t parameter_count,
+ char **ppdata, uint32_t data_count,
+ uint32_t max_data_count)
{
struct smb_filename *smb_fname = NULL;
char *fname = NULL;
char *params = *ppparams;
char *data = *ppdata;
/* Breakout the oplock request bits so we can set the reply bits separately. */
- uint32 fattr=0;
- SMB_OFF_T file_len = 0;
+ uint32_t fattr=0;
+ off_t file_len = 0;
int info = 0;
files_struct *fsp = NULL;
char *p = NULL;
- uint32 flags;
- uint32 access_mask;
- uint32 file_attributes;
- uint32 share_access;
- uint32 create_disposition;
- uint32 create_options;
- uint32 sd_len;
+ uint32_t flags;
+ uint32_t access_mask;
+ uint32_t file_attributes;
+ uint32_t share_access;
+ uint32_t create_disposition;
+ uint32_t create_options;
+ uint32_t sd_len;
struct security_descriptor *sd = NULL;
- uint32 ea_len;
- uint16 root_dir_fid;
+ uint32_t ea_len;
+ uint16_t root_dir_fid;
struct timespec create_timespec;
struct timespec c_timespec;
struct timespec a_timespec;
struct timespec m_timespec;
- struct timespec write_time_ts;
struct ea_list *ea_list = NULL;
NTSTATUS status;
size_t param_len;
int oplock_request;
uint8_t oplock_granted;
struct case_semantics_state *case_state = NULL;
+ uint32_t ucf_flags;
TALLOC_CTX *ctx = talloc_tos();
DEBUG(5,("call_nt_transact_create\n"));
create_options = IVAL(params,32);
sd_len = IVAL(params,36);
ea_len = IVAL(params,40);
- root_dir_fid = (uint16)IVAL(params,4);
+ root_dir_fid = (uint16_t)IVAL(params,4);
allocation_size = BVAL(params,12);
/*
*/
create_options &= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK;
+ if (req->posix_pathnames) {
+ srvstr_get_path_posix(ctx,
+ params,
+ req->flags2,
+ &fname,
+ params+53,
+ parameter_count-53,
+ STR_TERMINATE,
+ &status);
+ } else {
+ srvstr_get_path(ctx,
+ params,
+ req->flags2,
+ &fname,
+ params+53,
+ parameter_count-53,
+ STR_TERMINATE,
+ &status);
+ }
+ if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
+ goto out;
+ }
+
+ if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
+ case_state = set_posix_case_semantics(ctx, conn);
+ if (!case_state) {
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ goto out;
+ }
+ }
+
+ ucf_flags = filename_create_ucf_flags(req, create_disposition);
+ status = filename_convert(ctx,
+ conn,
+ fname,
+ ucf_flags,
+ NULL,
+ NULL,
+ &smb_fname);
+
+ TALLOC_FREE(case_state);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
+ reply_botherror(req,
+ NT_STATUS_PATH_NOT_COVERED,
+ ERRSRV, ERRbadpath);
+ goto out;
+ }
+ reply_nterror(req, status);
+ goto out;
+ }
+
/* Ensure the data_len is correct for the sd and ea values given. */
if ((ea_len + sd_len > data_count)
|| (ea_len > data_count) || (sd_len > data_count)
reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
goto out;
}
- }
-
- srvstr_get_path(ctx, params, req->flags2, &fname,
- params+53, parameter_count-53,
- STR_TERMINATE, &status);
- if (!NT_STATUS_IS_OK(status)) {
- reply_nterror(req, status);
- goto out;
- }
-
- if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
- case_state = set_posix_case_semantics(ctx, conn);
- if (!case_state) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- goto out;
- }
- }
-
- status = filename_convert(ctx,
- conn,
- req->flags2 & FLAGS2_DFS_PATHNAMES,
- fname,
- 0,
- NULL,
- &smb_fname);
- TALLOC_FREE(case_state);
+ if (!req->posix_pathnames &&
+ ea_list_has_invalid_name(ea_list)) {
+ /* Realloc the size of parameters and data we will return */
+ if (flags & EXTENDED_RESPONSE_REQUIRED) {
+ /* Extended response is 32 more byyes. */
+ param_len = 101;
+ } else {
+ param_len = 69;
+ }
+ params = nttrans_realloc(ppparams, param_len);
+ if(params == NULL) {
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ goto out;
+ }
- if (!NT_STATUS_IS_OK(status)) {
- if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
- reply_botherror(req,
- NT_STATUS_PATH_NOT_COVERED,
- ERRSRV, ERRbadpath);
+ memset(params, '\0', param_len);
+ send_nt_replies(conn, req, STATUS_INVALID_EA_NAME,
+ params, param_len, NULL, 0);
goto out;
}
- reply_nterror(req, status);
- goto out;
}
oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
create_options, /* create_options */
file_attributes, /* file_attributes */
oplock_request, /* oplock_request */
+ NULL, /* lease */
allocation_size, /* allocation_size */
0, /* private_flags */
sd, /* sd */
ea_list, /* ea_list */
&fsp, /* result */
- &info); /* pinfo */
+ &info, /* pinfo */
+ NULL, NULL); /* create context */
if(!NT_STATUS_IS_OK(status)) {
- if (open_was_deferred(req->sconn, req->mid)) {
+ if (open_was_deferred(req->xconn, req->mid)) {
/* We have re-scheduled this call, no error. */
return;
}
+ if (NT_STATUS_EQUAL(status, NT_STATUS_SHARING_VIOLATION)) {
+ bool ok = defer_smb1_sharing_violation(req);
+ if (ok) {
+ return;
+ }
+ }
reply_openerror(req, status);
goto out;
}
fattr = FILE_ATTRIBUTE_NORMAL;
}
- /* Deal with other possible opens having a modified
- write time. JRA. */
- ZERO_STRUCT(write_time_ts);
- get_file_infos(fsp->file_id, 0, NULL, &write_time_ts);
- if (!null_timespec(write_time_ts)) {
- update_stat_ex_mtime(&smb_fname->st, write_time_ts);
- }
-
/* Create time. */
create_timespec = get_create_timespec(conn, fsp, smb_fname);
a_timespec = smb_fname->st.st_ex_atime;
dos_filetime_timespec(&c_timespec);
}
- put_long_date_timespec(conn->ts_res, p, create_timespec); /* create time. */
+ put_long_date_full_timespec(conn->ts_res, p, &create_timespec); /* create time. */
p += 8;
- put_long_date_timespec(conn->ts_res, p, a_timespec); /* access time */
+ put_long_date_full_timespec(conn->ts_res, p, &a_timespec); /* access time */
p += 8;
- put_long_date_timespec(conn->ts_res, p, m_timespec); /* write time */
+ put_long_date_full_timespec(conn->ts_res, p, &m_timespec); /* write time */
p += 8;
- put_long_date_timespec(conn->ts_res, p, c_timespec); /* change time */
+ put_long_date_full_timespec(conn->ts_res, p, &c_timespec); /* change time */
p += 8;
SIVAL(p,0,fattr); /* File Attributes. */
p += 4;
p += 8;
if (flags & EXTENDED_RESPONSE_REQUIRED) {
uint16_t file_status = (NO_EAS|NO_SUBSTREAMS|NO_REPARSETAG);
- size_t num_names = 0;
unsigned int num_streams = 0;
struct stream_struct *streams = NULL;
- /* Do we have any EA's ? */
- status = get_ea_names_from_file(ctx, conn, fsp,
- smb_fname->base_name, NULL, &num_names);
- if (NT_STATUS_IS_OK(status) && num_names) {
- file_status &= ~NO_EAS;
+ if (lp_ea_support(SNUM(conn))) {
+ size_t num_names = 0;
+ /* Do we have any EA's ? */
+ status = get_ea_names_from_file(
+ ctx, conn, fsp, smb_fname, NULL, &num_names);
+ if (NT_STATUS_IS_OK(status) && num_names) {
+ file_status &= ~NO_EAS;
+ }
}
- status = vfs_streaminfo(conn, NULL, smb_fname->base_name, ctx,
+
+ status = vfs_streaminfo(conn, NULL, smb_fname, ctx,
&num_streams, &streams);
/* There is always one stream, ::$DATA. */
if (NT_STATUS_IS_OK(status) && num_streams > 1) {
SSVAL(p,2,file_status);
}
p += 4;
- SCVAL(p,0,fsp->is_directory ? 1 : 0);
+ SCVAL(p,0,fsp->fsp_flags.is_directory ? 1 : 0);
if (flags & EXTENDED_RESPONSE_REQUIRED) {
- uint32 perms = 0;
+ uint32_t perms = 0;
p += 25;
- if (fsp->is_directory ||
- can_write_to_file(conn, smb_fname)) {
+ if (fsp->fsp_flags.is_directory ||
+ fsp->fsp_flags.can_write ||
+ can_write_to_file(conn,
+ smb_fname))
+ {
perms = FILE_GENERIC_ALL;
} else {
perms = FILE_GENERIC_READ|FILE_EXECUTE;
void reply_ntcancel(struct smb_request *req)
{
+ struct smbXsrv_connection *xconn = req->xconn;
+ struct smbd_server_connection *sconn = req->sconn;
+ bool found;
+
/*
* Go through and cancel any pending change notifies.
*/
START_PROFILE(SMBntcancel);
- srv_cancel_sign_response(req->sconn);
- remove_pending_change_notify_requests_by_mid(req->sconn, req->mid);
- remove_pending_lock_requests_by_mid_smb1(req->sconn, req->mid);
+ srv_cancel_sign_response(xconn);
+ found = remove_pending_change_notify_requests_by_mid(sconn, req->mid);
+ if (!found) {
+ smbd_smb1_brl_finish_by_mid(sconn, req->mid);
+ }
DEBUG(3,("reply_ntcancel: cancel called on mid = %llu.\n",
(unsigned long long)req->mid));
struct smb_request *req,
struct smb_filename *smb_fname_src,
struct smb_filename *smb_fname_dst,
- uint32 attrs)
+ uint32_t attrs)
{
files_struct *fsp1,*fsp2;
- uint32 fattr;
+ uint32_t fattr;
int info;
- SMB_OFF_T ret=-1;
+ off_t ret=-1;
NTSTATUS status = NT_STATUS_OK;
- char *parent;
+ struct smb_filename *parent = NULL;
+ bool ok;
if (!CAN_WRITE(conn)) {
status = NT_STATUS_MEDIA_WRITE_PROTECTED;
0, /* create_options */
FILE_ATTRIBUTE_NORMAL, /* file_attributes */
NO_OPLOCK, /* oplock_request */
+ NULL, /* lease */
0, /* allocation_size */
0, /* private_flags */
NULL, /* sd */
NULL, /* ea_list */
&fsp1, /* result */
- &info); /* pinfo */
+ &info, /* pinfo */
+ NULL, NULL); /* create context */
if (!NT_STATUS_IS_OK(status)) {
goto out;
0, /* create_options */
fattr, /* file_attributes */
NO_OPLOCK, /* oplock_request */
+ NULL, /* lease */
0, /* allocation_size */
0, /* private_flags */
NULL, /* sd */
NULL, /* ea_list */
&fsp2, /* result */
- &info); /* pinfo */
+ &info, /* pinfo */
+ NULL, NULL); /* create context */
if (!NT_STATUS_IS_OK(status)) {
close_file(NULL, fsp1, ERROR_CLOSE);
/* Grrr. We have to do this as open_file_ntcreate adds FILE_ATTRIBUTE_ARCHIVE when it
creates the file. This isn't the correct thing to do in the copy
case. JRA */
- if (!parent_dirname(talloc_tos(), smb_fname_dst->base_name, &parent,
- NULL)) {
+
+ ok = parent_smb_fname(talloc_tos(),
+ smb_fname_dst,
+ &parent,
+ NULL);
+ if (!ok) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
file_set_dosmode(conn, smb_fname_dst, fattr, parent, false);
TALLOC_FREE(parent);
- if (ret < (SMB_OFF_T)smb_fname_src->st.st_ex_size) {
+ if (ret < (off_t)smb_fname_src->st.st_ex_size) {
status = NT_STATUS_DISK_FULL;
goto out;
}
struct smb_filename *smb_fname_new = NULL;
char *oldname = NULL;
char *newname = NULL;
+ const char *dst_original_lcomp = NULL;
const char *p;
NTSTATUS status;
bool src_has_wcard = False;
bool dest_has_wcard = False;
- uint32 attrs;
- uint32_t ucf_flags_src = 0;
- uint32_t ucf_flags_dst = 0;
- uint16 rename_type;
+ uint32_t attrs;
+ uint32_t ucf_flags_src = ucf_flags_from_smb_request(req);
+ uint32_t ucf_flags_dst = ucf_flags_from_smb_request(req);
+ uint16_t rename_type;
TALLOC_CTX *ctx = talloc_tos();
bool stream_rename = false;
goto out;
}
- if (ms_has_wild(oldname)) {
+ if (!req->posix_pathnames && ms_has_wild(oldname)) {
reply_nterror(req, NT_STATUS_OBJECT_PATH_SYNTAX_BAD);
goto out;
}
goto out;
}
- if (!lp_posix_pathnames()) {
+ if (!req->posix_pathnames) {
/* The newname must begin with a ':' if the
oldname contains a ':'. */
if (strchr_m(oldname, ':')) {
* destination's last component.
*/
if (rename_type == RENAME_FLAG_RENAME) {
- ucf_flags_src = UCF_COND_ALLOW_WCARD_LCOMP;
- ucf_flags_dst = UCF_COND_ALLOW_WCARD_LCOMP | UCF_SAVE_LCOMP;
+ ucf_flags_src |= UCF_COND_ALLOW_WCARD_LCOMP;
+ ucf_flags_dst |= UCF_COND_ALLOW_WCARD_LCOMP;
}
/* rename_internals() calls unix_convert(), so don't call it here. */
status = filename_convert(ctx, conn,
- req->flags2 & FLAGS2_DFS_PATHNAMES,
oldname,
ucf_flags_src,
NULL,
+ NULL,
&smb_fname_old);
if (!NT_STATUS_IS_OK(status)) {
if (NT_STATUS_EQUAL(status,
}
status = filename_convert(ctx, conn,
- req->flags2 & FLAGS2_DFS_PATHNAMES,
newname,
ucf_flags_dst,
+ NULL,
&dest_has_wcard,
&smb_fname_new);
if (!NT_STATUS_IS_OK(status)) {
goto out;
}
+ /* Get the last component of the destination for rename_internals(). */
+ dst_original_lcomp = get_original_lcomp(ctx,
+ conn,
+ newname,
+ ucf_flags_dst);
+ if (dst_original_lcomp == NULL) {
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ goto out;
+ }
+
if (stream_rename) {
/* smb_fname_new must be the same as smb_fname_old. */
TALLOC_FREE(smb_fname_new->base_name);
switch(rename_type) {
case RENAME_FLAG_RENAME:
- status = rename_internals(ctx, conn, req,
- smb_fname_old, smb_fname_new,
- attrs, False, src_has_wcard,
- dest_has_wcard,
- DELETE_ACCESS);
+ status = rename_internals(ctx,
+ conn,
+ req,
+ smb_fname_old,
+ smb_fname_new,
+ dst_original_lcomp,
+ attrs,
+ false,
+ src_has_wcard,
+ dest_has_wcard,
+ DELETE_ACCESS);
break;
case RENAME_FLAG_HARD_LINK:
if (src_has_wcard || dest_has_wcard) {
}
if (!NT_STATUS_IS_OK(status)) {
- if (open_was_deferred(req->sconn, req->mid)) {
+ if (open_was_deferred(req->xconn, req->mid)) {
/* We have re-scheduled this call. */
goto out;
}
+ if (NT_STATUS_EQUAL(status, NT_STATUS_SHARING_VIOLATION)) {
+ bool ok = defer_smb1_sharing_violation(req);
+ if (ok) {
+ goto out;
+ }
+ }
reply_nterror(req, status);
goto out;
static void call_nt_transact_notify_change(connection_struct *conn,
struct smb_request *req,
- uint16 **ppsetup,
- uint32 setup_count,
+ uint16_t **ppsetup,
+ uint32_t setup_count,
char **ppparams,
- uint32 parameter_count,
- char **ppdata, uint32 data_count,
- uint32 max_data_count,
- uint32 max_param_count)
+ uint32_t parameter_count,
+ char **ppdata, uint32_t data_count,
+ uint32_t max_data_count,
+ uint32_t max_param_count)
{
- uint16 *setup = *ppsetup;
+ uint16_t *setup = *ppsetup;
files_struct *fsp;
- uint32 filter;
+ uint32_t filter;
NTSTATUS status;
bool recursive;
TALLOC_FREE(filter_string);
}
- if((!fsp->is_directory) || (conn != fsp->conn)) {
+ if((!fsp->fsp_flags.is_directory) || (conn != fsp->conn)) {
reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
return;
}
if (fsp->notify == NULL) {
- status = change_notify_create(fsp, filter, recursive);
-
+ status = change_notify_create(fsp,
+ max_param_count,
+ filter,
+ recursive);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10, ("change_notify_create returned %s\n",
nt_errstr(status)));
}
}
- if (fsp->notify->num_changes != 0) {
+ if (change_notify_fsp_has_changes(fsp)) {
/*
* We've got changes pending, respond immediately
static void call_nt_transact_rename(connection_struct *conn,
struct smb_request *req,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count,
- uint32 max_data_count)
+ uint16_t **ppsetup, uint32_t setup_count,
+ char **ppparams, uint32_t parameter_count,
+ char **ppdata, uint32_t data_count,
+ uint32_t max_data_count)
{
char *params = *ppparams;
char *new_name = NULL;
if (!check_fsp(conn, req, fsp)) {
return;
}
- srvstr_get_path_wcard(ctx, params, req->flags2, &new_name, params+4,
- parameter_count - 4,
- STR_TERMINATE, &status, &dest_has_wcard);
+ if (req->posix_pathnames) {
+ srvstr_get_path_wcard_posix(ctx,
+ params,
+ req->flags2,
+ &new_name,
+ params+4,
+ parameter_count - 4,
+ STR_TERMINATE,
+ &status,
+ &dest_has_wcard);
+ } else {
+ srvstr_get_path_wcard(ctx,
+ params,
+ req->flags2,
+ &new_name,
+ params+4,
+ parameter_count - 4,
+ STR_TERMINATE,
+ &status,
+ &dest_has_wcard);
+ }
+
if (!NT_STATUS_IS_OK(status)) {
reply_nterror(req, status);
return;
/****************************************************************************
Reply to query a security descriptor.
- Callable from SMB2 and SMB2.
+ Callable from SMB1 and SMB2.
If it returns NT_STATUS_BUFFER_TOO_SMALL, pdata_size is initialized with
the required size.
****************************************************************************/
{
NTSTATUS status;
struct security_descriptor *psd = NULL;
+ TALLOC_CTX *frame = talloc_stackframe();
+ bool need_to_read_sd = false;
/*
* Get the permissions to return.
if ((security_info_wanted & SECINFO_SACL) &&
!(fsp->access_mask & SEC_FLAG_SYSTEM_SECURITY)) {
+ DEBUG(10, ("Access to SACL denied.\n"));
+ TALLOC_FREE(frame);
return NT_STATUS_ACCESS_DENIED;
}
if ((security_info_wanted & (SECINFO_DACL|SECINFO_OWNER|SECINFO_GROUP)) &&
!(fsp->access_mask & SEC_STD_READ_CONTROL)) {
+ DEBUG(10, ("Access to DACL, OWNER, or GROUP denied.\n"));
+ TALLOC_FREE(frame);
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ if (S_ISLNK(fsp->fsp_name->st.st_ex_mode)) {
+ DEBUG(10, ("ACL get on symlink %s denied.\n",
+ fsp_str_dbg(fsp)));
+ TALLOC_FREE(frame);
return NT_STATUS_ACCESS_DENIED;
}
/* Don't return SECINFO_LABEL if anything else was
requested. See bug #8458. */
security_info_wanted &= ~SECINFO_LABEL;
+
+ /*
+ * Only query the file system SD if the caller asks
+ * for any bits. This allows a caller to open without
+ * READ_CONTROL but still issue a query sd. See
+ * smb2.sdread test.
+ */
+ need_to_read_sd = true;
}
- if (!lp_nt_acl_support(SNUM(conn))) {
- status = get_null_nt_acl(mem_ctx, &psd);
- } else if (security_info_wanted & SECINFO_LABEL) {
- /* Like W2K3 return a null object. */
- status = get_null_nt_acl(mem_ctx, &psd);
- } else {
+ if (lp_nt_acl_support(SNUM(conn)) &&
+ ((security_info_wanted & SECINFO_LABEL) == 0) &&
+ need_to_read_sd)
+ {
status = SMB_VFS_FGET_NT_ACL(
- fsp, security_info_wanted, &psd);
+ fsp, security_info_wanted, frame, &psd);
+ } else {
+ status = get_null_nt_acl(frame, &psd);
}
+
if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(frame);
return status;
}
}
if (max_data_count < *psd_size) {
- TALLOC_FREE(psd);
+ TALLOC_FREE(frame);
return NT_STATUS_BUFFER_TOO_SMALL;
}
ppmarshalled_sd, psd_size);
if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(psd);
+ TALLOC_FREE(frame);
return status;
}
- TALLOC_FREE(psd);
+ TALLOC_FREE(frame);
return NT_STATUS_OK;
}
static void call_nt_transact_query_security_desc(connection_struct *conn,
struct smb_request *req,
- uint16 **ppsetup,
- uint32 setup_count,
+ uint16_t **ppsetup,
+ uint32_t setup_count,
char **ppparams,
- uint32 parameter_count,
+ uint32_t parameter_count,
char **ppdata,
- uint32 data_count,
- uint32 max_data_count)
+ uint32_t data_count,
+ uint32_t max_data_count)
{
char *params = *ppparams;
char *data = *ppdata;
size_t sd_size = 0;
- uint32 security_info_wanted;
+ uint32_t security_info_wanted;
files_struct *fsp = NULL;
NTSTATUS status;
uint8_t *marshalled_sd = NULL;
status = smbd_do_query_security_desc(conn,
talloc_tos(),
fsp,
- security_info_wanted,
+ security_info_wanted &
+ SMB_SUPPORTED_SECINFO_FLAGS,
max_data_count,
&marshalled_sd,
&sd_size);
static void call_nt_transact_set_security_desc(connection_struct *conn,
struct smb_request *req,
- uint16 **ppsetup,
- uint32 setup_count,
+ uint16_t **ppsetup,
+ uint32_t setup_count,
char **ppparams,
- uint32 parameter_count,
+ uint32_t parameter_count,
char **ppdata,
- uint32 data_count,
- uint32 max_data_count)
+ uint32_t data_count,
+ uint32_t max_data_count)
{
char *params= *ppparams;
char *data = *ppdata;
files_struct *fsp = NULL;
- uint32 security_info_sent = 0;
+ uint32_t security_info_sent = 0;
NTSTATUS status;
if(parameter_count < 8) {
return;
}
- status = set_sd(fsp, (uint8 *)data, data_count, security_info_sent);
-
+ status = set_sd_blob(fsp, (uint8_t *)data, data_count,
+ security_info_sent & SMB_SUPPORTED_SECINFO_FLAGS);
if (!NT_STATUS_IS_OK(status)) {
reply_nterror(req, status);
return;
static void call_nt_transact_ioctl(connection_struct *conn,
struct smb_request *req,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count,
- uint32 max_data_count)
+ uint16_t **ppsetup, uint32_t setup_count,
+ char **ppparams, uint32_t parameter_count,
+ char **ppdata, uint32_t data_count,
+ uint32_t max_data_count)
{
NTSTATUS status;
- uint32 function;
- uint16 fidnum;
+ uint32_t function;
+ uint16_t fidnum;
files_struct *fsp;
- uint8 isFSctl;
- uint8 compfilter;
+ uint8_t isFSctl;
+ uint8_t compfilter;
char *out_data = NULL;
- uint32 out_data_len = 0;
+ uint32_t out_data_len = 0;
char *pdata = *ppdata;
TALLOC_CTX *ctx = talloc_tos();
#ifdef HAVE_SYS_QUOTAS
-/****************************************************************************
- Reply to get user quota
-****************************************************************************/
-
-static void call_nt_transact_get_user_quota(connection_struct *conn,
- struct smb_request *req,
- uint16 **ppsetup,
- uint32 setup_count,
- char **ppparams,
- uint32 parameter_count,
- char **ppdata,
- uint32 data_count,
- uint32 max_data_count)
+static enum ndr_err_code fill_qtlist_from_sids(TALLOC_CTX *mem_ctx,
+ struct files_struct *fsp,
+ SMB_NTQUOTA_HANDLE *qt_handle,
+ struct dom_sid *sids,
+ uint32_t elems)
{
- NTSTATUS nt_status = NT_STATUS_OK;
- char *params = *ppparams;
- char *pdata = *ppdata;
- char *entry;
- int data_len=0,param_len=0;
- int qt_len=0;
- int entry_len = 0;
- files_struct *fsp = NULL;
- uint16 level = 0;
- size_t sid_len;
- struct dom_sid sid;
- bool start_enum = True;
- SMB_NTQUOTA_STRUCT qt;
- SMB_NTQUOTA_LIST *tmp_list;
- SMB_NTQUOTA_HANDLE *qt_handle = NULL;
+ uint32_t i;
+ TALLOC_CTX *list_ctx = NULL;
- ZERO_STRUCT(qt);
+ list_ctx = talloc_init("quota_sid_list");
- /* access check */
- if (get_current_uid(conn) != 0) {
- DEBUG(1,("get_user_quota: access_denied service [%s] user "
- "[%s]\n", lp_servicename(SNUM(conn)),
- conn->session_info->unix_info->unix_name));
- reply_nterror(req, NT_STATUS_ACCESS_DENIED);
- return;
+ if (list_ctx == NULL) {
+ DBG_ERR("failed to allocate\n");
+ return NDR_ERR_ALLOC;
}
- /*
- * Ensure minimum number of parameters sent.
- */
-
- if (parameter_count < 4) {
- DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count));
- reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
- return;
- }
-
- /* maybe we can check the quota_fnum */
- fsp = file_fsp(req, SVAL(params,0));
- if (!check_fsp_ntquota_handle(conn, req, fsp)) {
- DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
- reply_nterror(req, NT_STATUS_INVALID_HANDLE);
- return;
+ if (qt_handle->quota_list!=NULL) {
+ free_ntquota_list(&(qt_handle->quota_list));
}
+ for (i = 0; i < elems; i++) {
+ SMB_NTQUOTA_STRUCT qt;
+ SMB_NTQUOTA_LIST *list_item;
+ bool ok;
- /* the NULL pointer checking for fsp->fake_file_handle->pd
- * is done by CHECK_NTQUOTA_HANDLE_OK()
- */
- qt_handle = (SMB_NTQUOTA_HANDLE *)fsp->fake_file_handle->private_data;
-
- level = SVAL(params,2);
-
- /* unknown 12 bytes leading in params */
-
- switch (level) {
- case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE:
- /* seems that we should continue with the enum here --metze */
-
- if (qt_handle->quota_list!=NULL &&
- qt_handle->tmp_list==NULL) {
-
- /* free the list */
- free_ntquota_list(&(qt_handle->quota_list));
-
- /* Realloc the size of parameters and data we will return */
- param_len = 4;
- params = nttrans_realloc(ppparams, param_len);
- if(params == NULL) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- return;
- }
+ if (!NT_STATUS_IS_OK(vfs_get_ntquota(fsp,
+ SMB_USER_QUOTA_TYPE,
+ &sids[i], &qt))) {
+ /* non fatal error, return empty item in result */
+ ZERO_STRUCT(qt);
+ continue;
+ }
- data_len = 0;
- SIVAL(params,0,data_len);
- break;
- }
+ list_item = talloc_zero(list_ctx, SMB_NTQUOTA_LIST);
+ if (list_item == NULL) {
+ DBG_ERR("failed to allocate\n");
+ return NDR_ERR_ALLOC;
+ }
- start_enum = False;
+ ok = sid_to_uid(&sids[i], &list_item->uid);
+ if (!ok) {
+ struct dom_sid_buf buf;
+ DBG_WARNING("Could not convert SID %s to uid\n",
+ dom_sid_str_buf(&sids[i], &buf));
+ /* No idea what to return here... */
+ return NDR_ERR_INVALID_POINTER;
+ }
- case TRANSACT_GET_USER_QUOTA_LIST_START:
+ list_item->quotas = talloc_zero(list_item, SMB_NTQUOTA_STRUCT);
+ if (list_item->quotas == NULL) {
+ DBG_ERR("failed to allocate\n");
+ return NDR_ERR_ALLOC;
+ }
- if (qt_handle->quota_list==NULL &&
- qt_handle->tmp_list==NULL) {
- start_enum = True;
- }
+ *list_item->quotas = qt;
+ list_item->mem_ctx = list_ctx;
+ DLIST_ADD(qt_handle->quota_list, list_item);
+ }
+ qt_handle->tmp_list = qt_handle->quota_list;
+ return NDR_ERR_SUCCESS;
+}
- if (start_enum && vfs_get_user_ntquota_list(fsp,&(qt_handle->quota_list))!=0) {
- reply_nterror(req, NT_STATUS_INTERNAL_ERROR);
- return;
- }
+static enum ndr_err_code extract_sids_from_buf(TALLOC_CTX *mem_ctx,
+ uint32_t sidlistlength,
+ DATA_BLOB *sid_buf,
+ struct dom_sid **sids,
+ uint32_t *num)
+{
+ DATA_BLOB blob;
+ uint32_t i = 0;
+ enum ndr_err_code err;
+
+ struct sid_list_elem {
+ struct sid_list_elem *prev, *next;
+ struct dom_sid sid;
+ };
+
+ struct sid_list_elem *sid_list = NULL;
+ struct sid_list_elem *iter = NULL;
+ TALLOC_CTX *list_ctx = talloc_init("sid_list");
+ if (!list_ctx) {
+ DBG_ERR("OOM\n");
+ err = NDR_ERR_ALLOC;
+ goto done;
+ }
- /* Realloc the size of parameters and data we will return */
- param_len = 4;
- params = nttrans_realloc(ppparams, param_len);
- if(params == NULL) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- return;
- }
+ *num = 0;
+ *sids = NULL;
- /* we should not trust the value in max_data_count*/
- max_data_count = MIN(max_data_count,2048);
+ if (sidlistlength) {
+ uint32_t offset = 0;
+ struct ndr_pull *ndr_pull = NULL;
- pdata = nttrans_realloc(ppdata, max_data_count);/* should be max data count from client*/
- if(pdata == NULL) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- return;
+ if (sidlistlength > sid_buf->length) {
+ DBG_ERR("sid_list_length 0x%x exceeds "
+ "available bytes %zx\n",
+ sidlistlength,
+ sid_buf->length);
+ err = NDR_ERR_OFFSET;
+ goto done;
+ }
+ while (true) {
+ struct file_get_quota_info info;
+ struct sid_list_elem *item = NULL;
+ uint32_t new_offset = 0;
+ blob.data = sid_buf->data + offset;
+ blob.length = sidlistlength - offset;
+ ndr_pull = ndr_pull_init_blob(&blob, list_ctx);
+ if (!ndr_pull) {
+ DBG_ERR("OOM\n");
+ err = NDR_ERR_ALLOC;
+ goto done;
}
-
- entry = pdata;
-
- /* set params Size of returned Quota Data 4 bytes*/
- /* but set it later when we know it */
-
- /* for each entry push the data */
-
- if (start_enum) {
- qt_handle->tmp_list = qt_handle->quota_list;
+ err = ndr_pull_file_get_quota_info(ndr_pull,
+ NDR_SCALARS | NDR_BUFFERS, &info);
+ if (!NDR_ERR_CODE_IS_SUCCESS(err)) {
+ DBG_ERR("Failed to pull file_get_quota_info "
+ "from sidlist buffer\n");
+ goto done;
}
-
- tmp_list = qt_handle->tmp_list;
-
- for (;((tmp_list!=NULL)&&((qt_len +40+SID_MAX_SIZE)<max_data_count));
- tmp_list=tmp_list->next,entry+=entry_len,qt_len+=entry_len) {
-
- sid_len = ndr_size_dom_sid(
- &tmp_list->quotas->sid, 0);
- entry_len = 40 + sid_len;
-
- /* nextoffset entry 4 bytes */
- SIVAL(entry,0,entry_len);
-
- /* then the len of the SID 4 bytes */
- SIVAL(entry,4,sid_len);
-
- /* unknown data 8 bytes uint64_t */
- SBIG_UINT(entry,8,(uint64_t)0); /* this is not 0 in windows...-metze*/
-
- /* the used disk space 8 bytes uint64_t */
- SBIG_UINT(entry,16,tmp_list->quotas->usedspace);
-
- /* the soft quotas 8 bytes uint64_t */
- SBIG_UINT(entry,24,tmp_list->quotas->softlim);
-
- /* the hard quotas 8 bytes uint64_t */
- SBIG_UINT(entry,32,tmp_list->quotas->hardlim);
-
- /* and now the SID */
- sid_linearize(entry+40, sid_len, &tmp_list->quotas->sid);
+ item = talloc_zero(list_ctx, struct sid_list_elem);
+ if (!item) {
+ DBG_ERR("OOM\n");
+ err = NDR_ERR_ALLOC;
+ goto done;
}
-
- qt_handle->tmp_list = tmp_list;
-
- /* overwrite the offset of the last entry */
- SIVAL(entry-entry_len,0,0);
-
- data_len = 4+qt_len;
- /* overwrite the params quota_data_len */
- SIVAL(params,0,data_len);
-
- break;
-
- case TRANSACT_GET_USER_QUOTA_FOR_SID:
-
- /* unknown 4 bytes IVAL(pdata,0) */
-
- if (data_count < 8) {
- DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count,8));
- reply_nterror(req, NT_STATUS_INVALID_LEVEL);
- return;
+ item->sid = info.sid;
+ DLIST_ADD(sid_list, item);
+ i++;
+ if (i == UINT32_MAX) {
+ DBG_ERR("Integer overflow\n");
+ err = NDR_ERR_ARRAY_SIZE;
+ goto done;
}
+ new_offset = info.next_entry_offset;
- sid_len = IVAL(pdata,4);
- /* Ensure this is less than 1mb. */
- if (sid_len > (1024*1024)) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- return;
+ /* if new_offset == 0 no more sid(s) to read. */
+ if (new_offset == 0) {
+ break;
}
- if (data_count < 8+sid_len) {
- DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %lu bytes data\n",data_count,(unsigned long)(8+sid_len)));
- reply_nterror(req, NT_STATUS_INVALID_LEVEL);
- return;
+ /* Integer wrap? */
+ if ((offset + new_offset) < offset) {
+ DBG_ERR("Integer wrap while adding "
+ "new_offset 0x%x to current "
+ "buffer offset 0x%x\n",
+ new_offset, offset);
+ err = NDR_ERR_OFFSET;
+ goto done;
}
- data_len = 4+40+sid_len;
+ offset += new_offset;
- if (max_data_count < data_len) {
- DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
- max_data_count, data_len));
- param_len = 4;
- SIVAL(params,0,data_len);
- data_len = 0;
- nt_status = NT_STATUS_BUFFER_TOO_SMALL;
- break;
- }
-
- if (!sid_parse(pdata+8,sid_len,&sid)) {
- reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
- return;
+ /* check if new offset is outside buffer boundry. */
+ if (offset >= sidlistlength) {
+ DBG_ERR("bufsize 0x%x exceeded by "
+ "new offset 0x%x)\n",
+ sidlistlength,
+ offset);
+ err = NDR_ERR_OFFSET;
+ goto done;
}
+ }
+ *sids = talloc_zero_array(mem_ctx, struct dom_sid, i);
+ if (*sids == NULL) {
+ DBG_ERR("OOM\n");
+ err = NDR_ERR_ALLOC;
+ goto done;
+ }
- if (vfs_get_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
- ZERO_STRUCT(qt);
- /*
- * we have to return zero's in all fields
- * instead of returning an error here
- * --metze
- */
- }
+ *num = i;
- /* Realloc the size of parameters and data we will return */
- param_len = 4;
- params = nttrans_realloc(ppparams, param_len);
- if(params == NULL) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- return;
- }
+ for (iter = sid_list, i = 0; iter; iter = iter->next, i++) {
+ struct dom_sid_buf buf;
+ (*sids)[i] = iter->sid;
+ DBG_DEBUG("quota SID[%u] %s\n",
+ (unsigned int)i,
+ dom_sid_str_buf(&iter->sid, &buf));
+ }
+ }
+ err = NDR_ERR_SUCCESS;
+done:
+ TALLOC_FREE(list_ctx);
+ return err;
+}
- pdata = nttrans_realloc(ppdata, data_len);
- if(pdata == NULL) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- return;
- }
+NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
+ files_struct *fsp,
+ bool restart_scan,
+ bool return_single,
+ uint32_t sid_list_length,
+ DATA_BLOB *sid_buf,
+ uint32_t max_data_count,
+ uint8_t **p_data,
+ uint32_t *p_data_size)
+{
+ NTSTATUS status;
+ SMB_NTQUOTA_HANDLE *qt_handle = NULL;
+ SMB_NTQUOTA_LIST *qt_list = NULL;
+ DATA_BLOB blob = data_blob_null;
+ enum ndr_err_code err;
- entry = pdata;
+ qt_handle =
+ (SMB_NTQUOTA_HANDLE *)fsp->fake_file_handle->private_data;
- /* set params Size of returned Quota Data 4 bytes*/
- SIVAL(params,0,data_len);
+ if (sid_list_length ) {
+ struct dom_sid *sids;
+ uint32_t elems = 0;
+ /*
+ * error check pulled offsets and lengths for wrap and
+ * exceeding available bytes.
+ */
+ if (sid_list_length > sid_buf->length) {
+ DBG_ERR("sid_list_length 0x%x exceeds "
+ "available bytes %zx\n",
+ sid_list_length,
+ sid_buf->length);
+ return NT_STATUS_INVALID_PARAMETER;
+ }
- /* nextoffset entry 4 bytes */
- SIVAL(entry,0,0);
+ err = extract_sids_from_buf(mem_ctx, sid_list_length,
+ sid_buf, &sids, &elems);
+ if (!NDR_ERR_CODE_IS_SUCCESS(err) || elems == 0) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ err = fill_qtlist_from_sids(mem_ctx,
+ fsp,
+ qt_handle,
+ sids,
+ elems);
+ if (!NDR_ERR_CODE_IS_SUCCESS(err)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ } else if (restart_scan) {
+ if (vfs_get_user_ntquota_list(fsp,
+ &(qt_handle->quota_list))!=0) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+ } else {
+ if (qt_handle->quota_list!=NULL &&
+ qt_handle->tmp_list==NULL) {
+ free_ntquota_list(&(qt_handle->quota_list));
+ }
+ }
- /* then the len of the SID 4 bytes */
- SIVAL(entry,4,sid_len);
+ if (restart_scan !=0 ) {
+ qt_list = qt_handle->quota_list;
+ } else {
+ qt_list = qt_handle->tmp_list;
+ }
+ status = fill_quota_buffer(mem_ctx, qt_list,
+ return_single != 0,
+ max_data_count,
+ &blob,
+ &qt_handle->tmp_list);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ if (blob.length > max_data_count) {
+ return NT_STATUS_BUFFER_TOO_SMALL;
+ }
- /* unknown data 8 bytes uint64_t */
- SBIG_UINT(entry,8,(uint64_t)0); /* this is not 0 in windows...-mezte*/
+ *p_data = blob.data;
+ *p_data_size = blob.length;
+ return NT_STATUS_OK;
+}
- /* the used disk space 8 bytes uint64_t */
- SBIG_UINT(entry,16,qt.usedspace);
+/****************************************************************************
+ Reply to get user quota
+****************************************************************************/
- /* the soft quotas 8 bytes uint64_t */
- SBIG_UINT(entry,24,qt.softlim);
+static void call_nt_transact_get_user_quota(connection_struct *conn,
+ struct smb_request *req,
+ uint16_t **ppsetup,
+ uint32_t setup_count,
+ char **ppparams,
+ uint32_t parameter_count,
+ char **ppdata,
+ uint32_t data_count,
+ uint32_t max_data_count)
+{
+ const struct loadparm_substitution *lp_sub =
+ loadparm_s3_global_substitution();
+ NTSTATUS nt_status = NT_STATUS_OK;
+ char *params = *ppparams;
+ char *pdata = *ppdata;
+ int data_len = 0;
+ int param_len = 0;
+ files_struct *fsp = NULL;
+ DATA_BLOB blob = data_blob_null;
+ struct nttrans_query_quota_params info = {0};
+ enum ndr_err_code err;
+ TALLOC_CTX *tmp_ctx = NULL;
+ uint32_t resp_len = 0;
+ uint8_t *resp_data = 0;
- /* the hard quotas 8 bytes uint64_t */
- SBIG_UINT(entry,32,qt.hardlim);
+ tmp_ctx = talloc_init("ntquota_list");
+ if (!tmp_ctx) {
+ nt_status = NT_STATUS_NO_MEMORY;
+ goto error;
+ }
- /* and now the SID */
- sid_linearize(entry+40, sid_len, &sid);
+ /* access check */
+ if (get_current_uid(conn) != sec_initial_uid()) {
+ DEBUG(1,("get_user_quota: access_denied service [%s] user "
+ "[%s]\n", lp_servicename(talloc_tos(), lp_sub, SNUM(conn)),
+ conn->session_info->unix_info->unix_name));
+ nt_status = NT_STATUS_ACCESS_DENIED;
+ goto error;
+ }
+
+ blob.data = (uint8_t*)params;
+ blob.length = parameter_count;
+
+ err = ndr_pull_struct_blob(&blob, tmp_ctx, &info,
+ (ndr_pull_flags_fn_t)ndr_pull_nttrans_query_quota_params);
+
+ if (!NDR_ERR_CODE_IS_SUCCESS(err)) {
+ DEBUG(0,("TRANSACT_GET_USER_QUOTA: failed to pull "
+ "query_quota_params."));
+ nt_status = NT_STATUS_INVALID_PARAMETER;
+ goto error;
+ }
+ DBG_DEBUG("info.return_single_entry = %u, info.restart_scan = %u, "
+ "info.sid_list_length = %u, info.start_sid_length = %u, "
+ "info.start_sid_offset = %u\n",
+ (unsigned int)info.return_single_entry,
+ (unsigned int)info.restart_scan,
+ (unsigned int)info.sid_list_length,
+ (unsigned int)info.start_sid_length,
+ (unsigned int)info.start_sid_offset);
+
+ /* set blob to point at data for further parsing */
+ blob.data = (uint8_t*)pdata;
+ blob.length = data_count;
+ /*
+ * Although MS-SMB ref is ambiguous here, a microsoft client will
+ * only ever send a start sid (as part of a list) with
+ * sid_list_length & start_sid_offset both set to the actual list
+ * length. Note: Only a single result is returned in this case
+ * In the case where either start_sid_offset or start_sid_length
+ * are set alone or if both set (but have different values) then
+ * it seems windows will return a number of entries from the start
+ * of the list of users with quotas set. This behaviour is undocumented
+ * and windows clients do not send messages of that type. As such we
+ * currently will reject these requests.
+ */
+ if (info.start_sid_length
+ || (info.sid_list_length != info.start_sid_offset)) {
+ DBG_ERR("TRANSACT_GET_USER_QUOTA: unsupported single or "
+ "compound sid format\n");
+ nt_status = NT_STATUS_INVALID_PARAMETER;
+ goto error;
+ }
- break;
+ /* maybe we can check the quota_fnum */
+ fsp = file_fsp(req, info.fid);
+ if (!check_fsp_ntquota_handle(conn, req, fsp)) {
+ DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
+ nt_status = NT_STATUS_INVALID_HANDLE;
+ goto error;
+ }
+ nt_status = smbd_do_query_getinfo_quota(tmp_ctx,
+ fsp,
+ info.restart_scan,
+ info.return_single_entry,
+ info.sid_list_length,
+ &blob,
+ max_data_count,
+ &resp_data,
+ &resp_len);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ if (!NT_STATUS_EQUAL(nt_status, NT_STATUS_NO_MORE_ENTRIES)) {
+ goto error;
+ }
+ nt_status = NT_STATUS_OK;
+ }
- default:
- DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp->fnum,level));
- reply_nterror(req, NT_STATUS_INVALID_LEVEL);
- return;
- break;
+ param_len = 4;
+ params = nttrans_realloc(ppparams, param_len);
+ if(params == NULL) {
+ nt_status = NT_STATUS_NO_MEMORY;
+ goto error;
}
+ data_len = resp_len;
+ SIVAL(params, 0, data_len);
+ pdata = nttrans_realloc(ppdata, data_len);
+ memcpy(pdata, resp_data, data_len);
+
+ TALLOC_FREE(tmp_ctx);
send_nt_replies(conn, req, nt_status, params, param_len,
pdata, data_len);
+ return;
+error:
+ TALLOC_FREE(tmp_ctx);
+ reply_nterror(req, nt_status);
}
/****************************************************************************
static void call_nt_transact_set_user_quota(connection_struct *conn,
struct smb_request *req,
- uint16 **ppsetup,
- uint32 setup_count,
+ uint16_t **ppsetup,
+ uint32_t setup_count,
char **ppparams,
- uint32 parameter_count,
+ uint32_t parameter_count,
char **ppdata,
- uint32 data_count,
- uint32 max_data_count)
+ uint32_t data_count,
+ uint32_t max_data_count)
{
+ const struct loadparm_substitution *lp_sub =
+ loadparm_s3_global_substitution();
char *params = *ppparams;
char *pdata = *ppdata;
int data_len=0,param_len=0;
SMB_NTQUOTA_STRUCT qt;
- size_t sid_len;
+ struct file_quota_information info = {0};
+ enum ndr_err_code err;
struct dom_sid sid;
+ DATA_BLOB inblob;
files_struct *fsp = NULL;
-
+ TALLOC_CTX *ctx = NULL;
+ NTSTATUS status = NT_STATUS_OK;
ZERO_STRUCT(qt);
/* access check */
- if (get_current_uid(conn) != 0) {
+ if (get_current_uid(conn) != sec_initial_uid()) {
DEBUG(1,("set_user_quota: access_denied service [%s] user "
- "[%s]\n", lp_servicename(SNUM(conn)),
+ "[%s]\n", lp_servicename(talloc_tos(), lp_sub, SNUM(conn)),
conn->session_info->unix_info->unix_name));
- reply_nterror(req, NT_STATUS_ACCESS_DENIED);
- return;
+ status = NT_STATUS_ACCESS_DENIED;
+ goto error;
}
/*
if (parameter_count < 2) {
DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",parameter_count));
- reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
- return;
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto error;
}
/* maybe we can check the quota_fnum */
fsp = file_fsp(req, SVAL(params,0));
if (!check_fsp_ntquota_handle(conn, req, fsp)) {
DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
- reply_nterror(req, NT_STATUS_INVALID_HANDLE);
- return;
+ status = NT_STATUS_INVALID_HANDLE;
+ goto error;
}
- if (data_count < 40) {
- DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count,40));
- reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
- return;
+ ctx = talloc_init("set_user_quota");
+ if (!ctx) {
+ status = NT_STATUS_NO_MEMORY;
+ goto error;
}
+ inblob.data = (uint8_t*)pdata;
+ inblob.length = data_count;
- /* offset to next quota record.
- * 4 bytes IVAL(pdata,0)
- * unused here...
- */
-
- /* sid len */
- sid_len = IVAL(pdata,4);
+ err = ndr_pull_struct_blob(
+ &inblob,
+ ctx,
+ &info,
+ (ndr_pull_flags_fn_t)ndr_pull_file_quota_information);
- if (data_count < 40+sid_len || (40+sid_len < sid_len)) {
- DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %lu bytes data\n",data_count,(unsigned long)40+sid_len));
- reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
- return;
+ if (!NDR_ERR_CODE_IS_SUCCESS(err)) {
+ DEBUG(0,("TRANSACT_SET_USER_QUOTA: failed to pull "
+ "file_quota_information\n"));
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto error;
}
+ qt.usedspace = info.quota_used;
- /* unknown 8 bytes in pdata
- * maybe its the change time in NTTIME
- */
-
- /* the used space 8 bytes (uint64_t)*/
- qt.usedspace = BVAL(pdata,16);
-
- /* the soft quotas 8 bytes (uint64_t)*/
- qt.softlim = BVAL(pdata,24);
+ qt.softlim = info.quota_threshold;
- /* the hard quotas 8 bytes (uint64_t)*/
- qt.hardlim = BVAL(pdata,32);
+ qt.hardlim = info.quota_limit;
- if (!sid_parse(pdata+40,sid_len,&sid)) {
- reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
- return;
- }
-
- DEBUGADD(8,("SID: %s\n", sid_string_dbg(&sid)));
-
- /* 44 unknown bytes left... */
+ sid = info.sid;
if (vfs_set_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
- reply_nterror(req, NT_STATUS_INTERNAL_ERROR);
- return;
+ status = NT_STATUS_INTERNAL_ERROR;
+ goto error;
}
send_nt_replies(conn, req, NT_STATUS_OK, params, param_len,
pdata, data_len);
+ TALLOC_FREE(ctx);
+ return;
+error:
+ TALLOC_FREE(ctx);
+ reply_nterror(req, status);
}
#endif /* HAVE_SYS_QUOTAS */
uint32_t psoff;
uint32_t dscnt;
uint32_t dsoff;
- uint16 function_code;
+ uint16_t function_code;
NTSTATUS result;
struct trans_state *state;
goto bad_param;
}
- state->setup = (uint16 *)TALLOC(state, state->setup_count);
+ state->setup = (uint16_t *)TALLOC(state, state->setup_count);
if (state->setup == NULL) {
DEBUG(0,("reply_nttrans : Out of memory\n"));
SAFE_FREE(state->data);
}
memcpy(state->setup, req->vwv+19, state->setup_count);
- dump_data(10, (uint8 *)state->setup, state->setup_count);
+ dump_data(10, (uint8_t *)state->setup, state->setup_count);
}
if ((state->received_data == state->total_data) &&
show_msg((const char *)req->inbuf);
+ /* Windows clients expect all replies to
+ an NT transact secondary (SMBnttranss 0xA1)
+ to have a command code of NT transact
+ (SMBnttrans 0xA0). See bug #8989 for details. */
+ req->cmd = SMBnttrans;
+
if (req->wct < 18) {
reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
END_PROFILE(SMBnttranss);
git.samba.org / samba.git / blobdiff