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-rw-r--r--source3/smbd/trans2.c371
1 files changed, 213 insertions, 158 deletions
diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c
index 6167fa30bd..1a48a7b6f2 100644
--- a/source3/smbd/trans2.c
+++ b/source3/smbd/trans2.c
@@ -568,9 +568,9 @@ static struct ea_list *ea_list_union(struct ea_list *name_list, struct ea_list *
int send_trans2_replies(char *outbuf,
int bufsize,
- char *params,
+ const char *params,
int paramsize,
- char *pdata,
+ const char *pdata,
int datasize,
int max_data_bytes)
{
@@ -583,8 +583,8 @@ int send_trans2_replies(char *outbuf,
int data_to_send = datasize;
int params_to_send = paramsize;
int useable_space;
- char *pp = params;
- char *pd = pdata;
+ const char *pp = params;
+ const char *pd = pdata;
int params_sent_thistime, data_sent_thistime, total_sent_thistime;
int alignment_offset = 1; /* JRA. This used to be 3. Set to 1 to make netmon parse ok. */
int data_alignment_offset = 0;
@@ -3749,7 +3749,7 @@ static int smb_info_set_ea(connection_struct *conn,
char *outbuf,
int bufsize,
char *params,
- char *pdata,
+ const char *pdata,
int total_data,
unsigned int max_data_bytes,
files_struct *fsp,
@@ -3810,7 +3810,7 @@ static int smb_set_file_disposition_info(connection_struct *conn,
char *outbuf,
int bufsize,
char *params,
- char *pdata,
+ const char *pdata,
int total_data,
unsigned int max_data_bytes,
files_struct *fsp,
@@ -3853,7 +3853,7 @@ static int smb_file_position_information(connection_struct *conn,
char *outbuf,
int bufsize,
char *params,
- char *pdata,
+ const char *pdata,
int total_data,
unsigned int max_data_bytes,
files_struct *fsp)
@@ -3899,7 +3899,7 @@ static int smb_file_mode_information(connection_struct *conn,
char *outbuf,
int bufsize,
char *params,
- char *pdata,
+ const char *pdata,
int total_data,
unsigned int max_data_bytes)
{
@@ -3928,7 +3928,7 @@ static int smb_set_file_unix_link(connection_struct *conn,
char *outbuf,
int bufsize,
char *params,
- char *pdata,
+ const char *pdata,
int total_data,
unsigned int max_data_bytes,
const char *fname)
@@ -3997,7 +3997,7 @@ static int smb_set_file_unix_hlink(connection_struct *conn,
char *outbuf,
int bufsize,
char *params,
- char *pdata,
+ const char *pdata,
int total_data,
unsigned int max_data_bytes,
pstring fname)
@@ -4037,7 +4037,7 @@ static int smb_file_rename_information(connection_struct *conn,
char *outbuf,
int bufsize,
char *params,
- char *pdata,
+ const char *pdata,
int total_data,
unsigned int max_data_bytes,
files_struct *fsp,
@@ -4109,6 +4109,189 @@ static int smb_file_rename_information(connection_struct *conn,
}
/****************************************************************************
+ Deal with SMB_SET_POSIX_ACL.
+****************************************************************************/
+
+#if defined(HAVE_POSIX_ACLS)
+static int smb_set_posix_acl(connection_struct *conn,
+ char *outbuf,
+ int bufsize,
+ char *params,
+ const char *pdata,
+ int total_data,
+ unsigned int max_data_bytes,
+ files_struct *fsp,
+ const char *fname)
+{
+ uint16 posix_acl_version;
+ uint16 num_file_acls;
+ uint16 num_def_acls;
+ BOOL valid_file_acls = True;
+ BOOL valid_def_acls = True;
+
+ if (total_data < SMB_POSIX_ACL_HEADER_SIZE) {
+ return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ }
+ posix_acl_version = SVAL(pdata,0);
+ num_file_acls = SVAL(pdata,2);
+ num_def_acls = SVAL(pdata,4);
+
+ if (num_file_acls == SMB_POSIX_IGNORE_ACE_ENTRIES) {
+ valid_file_acls = False;
+ num_file_acls = 0;
+ }
+
+ if (num_def_acls == SMB_POSIX_IGNORE_ACE_ENTRIES) {
+ valid_def_acls = False;
+ num_def_acls = 0;
+ }
+
+ if (posix_acl_version != SMB_POSIX_ACL_VERSION) {
+ return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ }
+
+ if (total_data < SMB_POSIX_ACL_HEADER_SIZE +
+ (num_file_acls+num_def_acls)*SMB_POSIX_ACL_ENTRY_SIZE) {
+ return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ }
+
+ if (valid_file_acls && !set_unix_posix_acl(conn, fsp, fname, num_file_acls,
+ pdata + SMB_POSIX_ACL_HEADER_SIZE)) {
+ return(UNIXERROR(ERRDOS,ERRnoaccess));
+ }
+
+ if (valid_def_acls && !set_unix_posix_default_acl(conn, fname, &sbuf, num_def_acls,
+ pdata + SMB_POSIX_ACL_HEADER_SIZE +
+ (num_file_acls*SMB_POSIX_ACL_ENTRY_SIZE))) {
+ return(UNIXERROR(ERRDOS,ERRnoaccess));
+ }
+
+ SSVAL(params,0,0);
+ send_trans2_replies(outbuf, bufsize, params, 2, pdata, 0, max_data_bytes);
+ return -1;
+}
+#endif
+
+/****************************************************************************
+ Deal with SMB_SET_POSIX_LOCK.
+****************************************************************************/
+
+static int smb_set_posix_lock(connection_struct *conn,
+ char *inbuf,
+ char *outbuf,
+ int length,
+ int bufsize,
+ char *params,
+ const char *pdata,
+ int total_data,
+ unsigned int max_data_bytes,
+ files_struct *fsp)
+{
+ SMB_BIG_UINT count;
+ SMB_BIG_UINT offset;
+ uint32 lock_pid;
+ BOOL blocking_lock = False;
+ enum brl_type lock_type;
+ NTSTATUS status = NT_STATUS_OK;
+
+ if (fsp == NULL || fsp->fh->fd == -1) {
+ return ERROR_NT(NT_STATUS_INVALID_HANDLE);
+ }
+
+ if (total_data != POSIX_LOCK_DATA_SIZE) {
+ return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ }
+
+ switch (SVAL(pdata, POSIX_LOCK_TYPE_OFFSET)) {
+ case POSIX_LOCK_TYPE_READ:
+ lock_type = READ_LOCK;
+ break;
+ case POSIX_LOCK_TYPE_WRITE:
+ /* Return the right POSIX-mappable error code for files opened read-only. */
+ if (!fsp->can_write) {
+ return ERROR_NT(NT_STATUS_INVALID_HANDLE);
+ }
+ lock_type = WRITE_LOCK;
+ break;
+ case POSIX_LOCK_TYPE_UNLOCK:
+ lock_type = UNLOCK_LOCK;
+ break;
+ default:
+ return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ }
+
+ if (SVAL(pdata,POSIX_LOCK_FLAGS_OFFSET) == POSIX_LOCK_FLAG_NOWAIT) {
+ blocking_lock = False;
+ } else if (SVAL(pdata,POSIX_LOCK_FLAGS_OFFSET) == POSIX_LOCK_FLAG_WAIT) {
+ blocking_lock = True;
+ } else {
+ return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ }
+
+ if (!lp_blocking_locks(SNUM(conn))) {
+ blocking_lock = False;
+ }
+
+ lock_pid = IVAL(pdata, POSIX_LOCK_PID_OFFSET);
+#if defined(HAVE_LONGLONG)
+ offset = (((SMB_BIG_UINT) IVAL(pdata,(POSIX_LOCK_START_OFFSET+4))) << 32) |
+ ((SMB_BIG_UINT) IVAL(pdata,POSIX_LOCK_START_OFFSET));
+ count = (((SMB_BIG_UINT) IVAL(pdata,(POSIX_LOCK_LEN_OFFSET+4))) << 32) |
+ ((SMB_BIG_UINT) IVAL(pdata,POSIX_LOCK_LEN_OFFSET));
+#else /* HAVE_LONGLONG */
+ offset = (SMB_BIG_UINT)IVAL(pdata,POSIX_LOCK_START_OFFSET);
+ count = (SMB_BIG_UINT)IVAL(pdata,POSIX_LOCK_LEN_OFFSET);
+#endif /* HAVE_LONGLONG */
+
+ if (lock_type == UNLOCK_LOCK) {
+ status = do_unlock(fsp,
+ lock_pid,
+ count,
+ offset,
+ POSIX_LOCK);
+ } else {
+ struct byte_range_lock *br_lck = do_lock(fsp,
+ lock_pid,
+ count,
+ offset,
+ lock_type,
+ POSIX_LOCK,
+ blocking_lock,
+ &status);
+
+ if (br_lck && blocking_lock && ERROR_WAS_LOCK_DENIED(status)) {
+ /*
+ * A blocking lock was requested. Package up
+ * this smb into a queued request and push it
+ * onto the blocking lock queue.
+ */
+ if(push_blocking_lock_request(br_lck,
+ inbuf, length,
+ fsp,
+ -1, /* infinite timeout. */
+ 0,
+ lock_pid,
+ lock_type,
+ POSIX_LOCK,
+ offset,
+ count)) {
+ TALLOC_FREE(br_lck);
+ return -1;
+ }
+ }
+ TALLOC_FREE(br_lck);
+ }
+
+ if (!NT_STATUS_IS_OK(status)) {
+ return ERROR_NT(status);
+ }
+
+ SSVAL(params,0,0);
+ send_trans2_replies(outbuf, bufsize, params, 2, pdata, 0, max_data_bytes);
+ return -1;
+}
+
+/****************************************************************************
Reply to a TRANS2_SETFILEINFO (set file info by fileid or pathname).
****************************************************************************/
@@ -4685,158 +4868,30 @@ size = %.0f, uid = %u, gid = %u, raw perms = 0%o\n",
#if defined(HAVE_POSIX_ACLS)
case SMB_SET_POSIX_ACL:
{
- uint16 posix_acl_version;
- uint16 num_file_acls;
- uint16 num_def_acls;
- BOOL valid_file_acls = True;
- BOOL valid_def_acls = True;
-
- if (total_data < SMB_POSIX_ACL_HEADER_SIZE) {
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
- posix_acl_version = SVAL(pdata,0);
- num_file_acls = SVAL(pdata,2);
- num_def_acls = SVAL(pdata,4);
-
- if (num_file_acls == SMB_POSIX_IGNORE_ACE_ENTRIES) {
- valid_file_acls = False;
- num_file_acls = 0;
- }
-
- if (num_def_acls == SMB_POSIX_IGNORE_ACE_ENTRIES) {
- valid_def_acls = False;
- num_def_acls = 0;
- }
-
- if (posix_acl_version != SMB_POSIX_ACL_VERSION) {
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
-
- if (total_data < SMB_POSIX_ACL_HEADER_SIZE +
- (num_file_acls+num_def_acls)*SMB_POSIX_ACL_ENTRY_SIZE) {
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
-
- if (valid_file_acls && !set_unix_posix_acl(conn, fsp, fname, num_file_acls,
- pdata + SMB_POSIX_ACL_HEADER_SIZE)) {
- return(UNIXERROR(ERRDOS,ERRnoaccess));
- }
-
- if (valid_def_acls && !set_unix_posix_default_acl(conn, fname, &sbuf, num_def_acls,
- pdata + SMB_POSIX_ACL_HEADER_SIZE +
- (num_file_acls*SMB_POSIX_ACL_ENTRY_SIZE))) {
- return(UNIXERROR(ERRDOS,ERRnoaccess));
- }
-
- SSVAL(params,0,0);
- send_trans2_replies(outbuf, bufsize, params, 2, *ppdata, 0, max_data_bytes);
- return(-1);
+ return smb_set_posix_acl(conn,
+ outbuf,
+ bufsize,
+ params,
+ pdata,
+ total_data,
+ max_data_bytes,
+ fsp,
+ fname);
}
#endif
case SMB_SET_POSIX_LOCK:
{
- SMB_BIG_UINT count;
- SMB_BIG_UINT offset;
- uint32 lock_pid;
- BOOL blocking_lock = False;
- enum brl_type lock_type;
-
- if (fsp == NULL || fsp->fh->fd == -1) {
- return ERROR_NT(NT_STATUS_INVALID_HANDLE);
- }
-
- if (total_data != POSIX_LOCK_DATA_SIZE) {
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
-
- switch (SVAL(pdata, POSIX_LOCK_TYPE_OFFSET)) {
- case POSIX_LOCK_TYPE_READ:
- lock_type = READ_LOCK;
- break;
- case POSIX_LOCK_TYPE_WRITE:
- /* Return the right POSIX-mappable error code for files opened read-only. */
- if (!fsp->can_write) {
- return ERROR_NT(NT_STATUS_INVALID_HANDLE);
- }
- lock_type = WRITE_LOCK;
- break;
- case POSIX_LOCK_TYPE_UNLOCK:
- lock_type = UNLOCK_LOCK;
- break;
- default:
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
-
- if (SVAL(pdata,POSIX_LOCK_FLAGS_OFFSET) == POSIX_LOCK_FLAG_NOWAIT) {
- blocking_lock = False;
- } else if (SVAL(pdata,POSIX_LOCK_FLAGS_OFFSET) == POSIX_LOCK_FLAG_WAIT) {
- blocking_lock = True;
- } else {
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
-
- if (!lp_blocking_locks(SNUM(conn))) {
- blocking_lock = False;
- }
-
- lock_pid = IVAL(pdata, POSIX_LOCK_PID_OFFSET);
-#if defined(HAVE_LONGLONG)
- offset = (((SMB_BIG_UINT) IVAL(pdata,(POSIX_LOCK_START_OFFSET+4))) << 32) |
- ((SMB_BIG_UINT) IVAL(pdata,POSIX_LOCK_START_OFFSET));
- count = (((SMB_BIG_UINT) IVAL(pdata,(POSIX_LOCK_LEN_OFFSET+4))) << 32) |
- ((SMB_BIG_UINT) IVAL(pdata,POSIX_LOCK_LEN_OFFSET));
-#else /* HAVE_LONGLONG */
- offset = (SMB_BIG_UINT)IVAL(pdata,POSIX_LOCK_START_OFFSET);
- count = (SMB_BIG_UINT)IVAL(pdata,POSIX_LOCK_LEN_OFFSET);
-#endif /* HAVE_LONGLONG */
-
- if (lock_type == UNLOCK_LOCK) {
- status = do_unlock(fsp,
- lock_pid,
- count,
- offset,
- POSIX_LOCK);
- } else {
- struct byte_range_lock *br_lck = do_lock(fsp,
- lock_pid,
- count,
- offset,
- lock_type,
- POSIX_LOCK,
- blocking_lock,
- &status);
-
- if (br_lck && blocking_lock && ERROR_WAS_LOCK_DENIED(status)) {
- /*
- * A blocking lock was requested. Package up
- * this smb into a queued request and push it
- * onto the blocking lock queue.
- */
- if(push_blocking_lock_request(br_lck,
- inbuf, length,
- fsp,
- -1, /* infinite timeout. */
- 0,
- lock_pid,
- lock_type,
- POSIX_LOCK,
- offset,
- count)) {
- TALLOC_FREE(br_lck);
- return -1;
- }
- }
- TALLOC_FREE(br_lck);
- }
-
- if (!NT_STATUS_IS_OK(status)) {
- return ERROR_NT(status);
- }
-
- SSVAL(params,0,0);
- send_trans2_replies(outbuf, bufsize, params, 2, *ppdata, 0, max_data_bytes);
- return(-1);
+ return smb_set_posix_lock(conn,
+ inbuf,
+ outbuf,
+ length,
+ bufsize,
+ params,
+ pdata,
+ total_data,
+ max_data_bytes,
+ fsp);
}
default: