reply_nterror(req, status);
}
+/****************************************************************************
+ Create a directory with POSIX semantics.
+****************************************************************************/
+
+static NTSTATUS smb_posix_mkdir(connection_struct *conn,
+ struct smb_request *req,
+ char **ppdata,
+ int total_data,
+ struct smb_filename *smb_fname,
+ int *pdata_return_size)
+{
+ NTSTATUS status = NT_STATUS_OK;
+ uint32_t raw_unixmode = 0;
+ mode_t unixmode = (mode_t)0;
+ files_struct *fsp = NULL;
+ uint16_t info_level_return = 0;
+ int info;
+ char *pdata = *ppdata;
+ struct smb2_create_blobs *posx = NULL;
+
+ if (total_data < 18) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ raw_unixmode = IVAL(pdata,8);
+ /* Next 4 bytes are not yet defined. */
+
+ status = unix_perms_from_wire(conn, &smb_fname->st, raw_unixmode,
+ PERM_NEW_DIR, &unixmode);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = make_smb2_posix_create_ctx(talloc_tos(), &posx, unixmode);
+ if (!NT_STATUS_IS_OK(status)) {
+ DBG_WARNING("make_smb2_posix_create_ctx failed: %s\n",
+ nt_errstr(status));
+ return status;
+ }
+
+ DEBUG(10,("smb_posix_mkdir: file %s, mode 0%o\n",
+ smb_fname_str_dbg(smb_fname), (unsigned int)unixmode));
+
+ status = SMB_VFS_CREATE_FILE(
+ conn, /* conn */
+ req, /* req */
+ NULL, /* dirfsp */
+ smb_fname, /* fname */
+ FILE_READ_ATTRIBUTES, /* access_mask */
+ FILE_SHARE_NONE, /* share_access */
+ FILE_CREATE, /* create_disposition*/
+ FILE_DIRECTORY_FILE, /* create_options */
+ 0, /* file_attributes */
+ 0, /* oplock_request */
+ NULL, /* lease */
+ 0, /* allocation_size */
+ 0, /* private_flags */
+ NULL, /* sd */
+ NULL, /* ea_list */
+ &fsp, /* result */
+ &info, /* pinfo */
+ posx, /* in_context_blobs */
+ NULL); /* out_context_blobs */
+
+ TALLOC_FREE(posx);
+
+ if (NT_STATUS_IS_OK(status)) {
+ close_file_free(req, &fsp, NORMAL_CLOSE);
+ }
+
+ info_level_return = SVAL(pdata,16);
+
+ if (info_level_return == SMB_QUERY_FILE_UNIX_BASIC) {
+ *pdata_return_size = 12 + SMB_FILE_UNIX_BASIC_SIZE;
+ } else if (info_level_return == SMB_QUERY_FILE_UNIX_INFO2) {
+ *pdata_return_size = 12 + SMB_FILE_UNIX_INFO2_SIZE;
+ } else {
+ *pdata_return_size = 12;
+ }
+
+ /* Realloc the data size */
+ *ppdata = (char *)SMB_REALLOC(*ppdata,*pdata_return_size);
+ if (*ppdata == NULL) {
+ *pdata_return_size = 0;
+ return NT_STATUS_NO_MEMORY;
+ }
+ pdata = *ppdata;
+
+ SSVAL(pdata,0,NO_OPLOCK_RETURN);
+ SSVAL(pdata,2,0); /* No fnum. */
+ SIVAL(pdata,4,info); /* Was directory created. */
+
+ switch (info_level_return) {
+ case SMB_QUERY_FILE_UNIX_BASIC:
+ SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_BASIC);
+ SSVAL(pdata,10,0); /* Padding. */
+ store_file_unix_basic(conn, pdata + 12, fsp,
+ &smb_fname->st);
+ break;
+ case SMB_QUERY_FILE_UNIX_INFO2:
+ SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_INFO2);
+ SSVAL(pdata,10,0); /* Padding. */
+ store_file_unix_basic_info2(conn, pdata + 12, fsp,
+ &smb_fname->st);
+ break;
+ default:
+ SSVAL(pdata,8,SMB_NO_INFO_LEVEL_RETURNED);
+ SSVAL(pdata,10,0); /* Padding. */
+ break;
+ }
+
+ return status;
+}
+
+/****************************************************************************
+ Open/Create a file with POSIX semantics.
+****************************************************************************/
+
+#define SMB_O_RDONLY_MAPPING (FILE_READ_DATA|FILE_READ_ATTRIBUTES|FILE_READ_EA)
+#define SMB_O_WRONLY_MAPPING (FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA)
+
+static NTSTATUS smb_posix_open(connection_struct *conn,
+ struct smb_request *req,
+ char **ppdata,
+ int total_data,
+ struct smb_filename *smb_fname,
+ int *pdata_return_size)
+{
+ bool extended_oplock_granted = False;
+ char *pdata = *ppdata;
+ uint32_t flags = 0;
+ uint32_t wire_open_mode = 0;
+ uint32_t raw_unixmode = 0;
+ uint32_t attributes = 0;
+ uint32_t create_disp = 0;
+ uint32_t access_mask = 0;
+ uint32_t create_options = FILE_NON_DIRECTORY_FILE;
+ NTSTATUS status = NT_STATUS_OK;
+ mode_t unixmode = (mode_t)0;
+ files_struct *fsp = NULL;
+ int oplock_request = 0;
+ int info = 0;
+ uint16_t info_level_return = 0;
+ struct smb2_create_blobs *posx = NULL;
+
+ if (total_data < 18) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ flags = IVAL(pdata,0);
+ oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
+ if (oplock_request) {
+ oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
+ }
+
+ wire_open_mode = IVAL(pdata,4);
+
+ if (wire_open_mode == (SMB_O_CREAT|SMB_O_DIRECTORY)) {
+ return smb_posix_mkdir(conn, req,
+ ppdata,
+ total_data,
+ smb_fname,
+ pdata_return_size);
+ }
+
+ switch (wire_open_mode & SMB_ACCMODE) {
+ case SMB_O_RDONLY:
+ access_mask = SMB_O_RDONLY_MAPPING;
+ break;
+ case SMB_O_WRONLY:
+ access_mask = SMB_O_WRONLY_MAPPING;
+ break;
+ case SMB_O_RDWR:
+ access_mask = (SMB_O_RDONLY_MAPPING|
+ SMB_O_WRONLY_MAPPING);
+ break;
+ default:
+ DEBUG(5,("smb_posix_open: invalid open mode 0x%x\n",
+ (unsigned int)wire_open_mode ));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ wire_open_mode &= ~SMB_ACCMODE;
+
+ /* First take care of O_CREAT|O_EXCL interactions. */
+ switch (wire_open_mode & (SMB_O_CREAT | SMB_O_EXCL)) {
+ case (SMB_O_CREAT | SMB_O_EXCL):
+ /* File exists fail. File not exist create. */
+ create_disp = FILE_CREATE;
+ break;
+ case SMB_O_CREAT:
+ /* File exists open. File not exist create. */
+ create_disp = FILE_OPEN_IF;
+ break;
+ case SMB_O_EXCL:
+ /* O_EXCL on its own without O_CREAT is undefined.
+ We deliberately ignore it as some versions of
+ Linux CIFSFS can send a bare O_EXCL on the
+ wire which other filesystems in the kernel
+ ignore. See bug 9519 for details. */
+
+ /* Fallthrough. */
+
+ case 0:
+ /* File exists open. File not exist fail. */
+ create_disp = FILE_OPEN;
+ break;
+ default:
+ DEBUG(5,("smb_posix_open: invalid create mode 0x%x\n",
+ (unsigned int)wire_open_mode ));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ /* Next factor in the effects of O_TRUNC. */
+ wire_open_mode &= ~(SMB_O_CREAT | SMB_O_EXCL);
+
+ if (wire_open_mode & SMB_O_TRUNC) {
+ switch (create_disp) {
+ case FILE_CREATE:
+ /* (SMB_O_CREAT | SMB_O_EXCL | O_TRUNC) */
+ /* Leave create_disp alone as
+ (O_CREAT|O_EXCL|O_TRUNC) == (O_CREAT|O_EXCL)
+ */
+ /* File exists fail. File not exist create. */
+ break;
+ case FILE_OPEN_IF:
+ /* SMB_O_CREAT | SMB_O_TRUNC */
+ /* File exists overwrite. File not exist create. */
+ create_disp = FILE_OVERWRITE_IF;
+ break;
+ case FILE_OPEN:
+ /* SMB_O_TRUNC */
+ /* File exists overwrite. File not exist fail. */
+ create_disp = FILE_OVERWRITE;
+ break;
+ default:
+ /* Cannot get here. */
+ smb_panic("smb_posix_open: logic error");
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ }
+
+ raw_unixmode = IVAL(pdata,8);
+ /* Next 4 bytes are not yet defined. */
+
+ status = unix_perms_from_wire(conn, &smb_fname->st, raw_unixmode,
+ (VALID_STAT(smb_fname->st) ?
+ PERM_EXISTING_FILE : PERM_NEW_FILE),
+ &unixmode);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = make_smb2_posix_create_ctx(talloc_tos(), &posx, unixmode);
+ if (!NT_STATUS_IS_OK(status)) {
+ DBG_WARNING("make_smb2_posix_create_ctx failed: %s\n",
+ nt_errstr(status));
+ return status;
+ }
+
+ if (wire_open_mode & SMB_O_SYNC) {
+ create_options |= FILE_WRITE_THROUGH;
+ }
+ if (wire_open_mode & SMB_O_APPEND) {
+ access_mask |= FILE_APPEND_DATA;
+ }
+ if (wire_open_mode & SMB_O_DIRECT) {
+ attributes |= FILE_FLAG_NO_BUFFERING;
+ }
+
+ if ((wire_open_mode & SMB_O_DIRECTORY) ||
+ VALID_STAT_OF_DIR(smb_fname->st)) {
+ if (access_mask != SMB_O_RDONLY_MAPPING) {
+ return NT_STATUS_FILE_IS_A_DIRECTORY;
+ }
+ create_options &= ~FILE_NON_DIRECTORY_FILE;
+ create_options |= FILE_DIRECTORY_FILE;
+ }
+
+ DEBUG(10,("smb_posix_open: file %s, smb_posix_flags = %u, mode 0%o\n",
+ smb_fname_str_dbg(smb_fname),
+ (unsigned int)wire_open_mode,
+ (unsigned int)unixmode ));
+
+ status = SMB_VFS_CREATE_FILE(
+ conn, /* conn */
+ req, /* req */
+ NULL, /* dirfsp */
+ smb_fname, /* fname */
+ access_mask, /* access_mask */
+ (FILE_SHARE_READ | FILE_SHARE_WRITE | /* share_access */
+ FILE_SHARE_DELETE),
+ create_disp, /* create_disposition*/
+ create_options, /* create_options */
+ attributes, /* file_attributes */
+ oplock_request, /* oplock_request */
+ NULL, /* lease */
+ 0, /* allocation_size */
+ 0, /* private_flags */
+ NULL, /* sd */
+ NULL, /* ea_list */
+ &fsp, /* result */
+ &info, /* pinfo */
+ posx, /* in_context_blobs */
+ NULL); /* out_context_blobs */
+
+ TALLOC_FREE(posx);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
+ extended_oplock_granted = True;
+ }
+
+ if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
+ extended_oplock_granted = True;
+ }
+
+ info_level_return = SVAL(pdata,16);
+
+ /* Allocate the correct return size. */
+
+ if (info_level_return == SMB_QUERY_FILE_UNIX_BASIC) {
+ *pdata_return_size = 12 + SMB_FILE_UNIX_BASIC_SIZE;
+ } else if (info_level_return == SMB_QUERY_FILE_UNIX_INFO2) {
+ *pdata_return_size = 12 + SMB_FILE_UNIX_INFO2_SIZE;
+ } else {
+ *pdata_return_size = 12;
+ }
+
+ /* Realloc the data size */
+ *ppdata = (char *)SMB_REALLOC(*ppdata,*pdata_return_size);
+ if (*ppdata == NULL) {
+ close_file_free(req, &fsp, ERROR_CLOSE);
+ *pdata_return_size = 0;
+ return NT_STATUS_NO_MEMORY;
+ }
+ pdata = *ppdata;
+
+ if (extended_oplock_granted) {
+ if (flags & REQUEST_BATCH_OPLOCK) {
+ SSVAL(pdata,0, BATCH_OPLOCK_RETURN);
+ } else {
+ SSVAL(pdata,0, EXCLUSIVE_OPLOCK_RETURN);
+ }
+ } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
+ SSVAL(pdata,0, LEVEL_II_OPLOCK_RETURN);
+ } else {
+ SSVAL(pdata,0,NO_OPLOCK_RETURN);
+ }
+
+ SSVAL(pdata,2,fsp->fnum);
+ SIVAL(pdata,4,info); /* Was file created etc. */
+
+ switch (info_level_return) {
+ case SMB_QUERY_FILE_UNIX_BASIC:
+ SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_BASIC);
+ SSVAL(pdata,10,0); /* padding. */
+ store_file_unix_basic(conn, pdata + 12, fsp,
+ &smb_fname->st);
+ break;
+ case SMB_QUERY_FILE_UNIX_INFO2:
+ SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_INFO2);
+ SSVAL(pdata,10,0); /* padding. */
+ store_file_unix_basic_info2(conn, pdata + 12, fsp,
+ &smb_fname->st);
+ break;
+ default:
+ SSVAL(pdata,8,SMB_NO_INFO_LEVEL_RETURNED);
+ SSVAL(pdata,10,0); /* padding. */
+ break;
+ }
+ return NT_STATUS_OK;
+}
+
static void call_trans2setpathinfo(
connection_struct *conn,
struct smb_request *req,
bool require_existing_object = true;
NTTIME twrp = 0;
char *fname = NULL;
+ bool info_level_handled;
int data_return_size = 0;
NTSTATUS status;
return;
}
+ info_level_handled = true; /* Untouched in switch cases below */
+
+ switch (info_level) {
+
+ default:
+ info_level_handled = false;
+ break;
+
+ case SMB_POSIX_PATH_OPEN:
+ status = smb_posix_open(
+ conn,
+ req,
+ ppdata,
+ total_data,
+ smb_fname,
+ &data_return_size);
+ break;
+ }
+
+ if (info_level_handled) {
+ handle_trans2setfilepathinfo_result(
+ conn,
+ req,
+ info_level,
+ status,
+ *ppdata,
+ data_return_size,
+ max_data_bytes);
+ return;
+ }
+
/*
* smb_fname->fsp may be NULL if smb_fname points at a symlink
* and we're in POSIX context, so be careful when using fsp
*/
switch (info_level) {
case SMB_SET_FILE_UNIX_LINK:
- case SMB_POSIX_PATH_OPEN:
case SMB_SET_FILE_UNIX_BASIC:
case SMB_SET_FILE_UNIX_INFO2:
require_existing_object = false;
return NT_STATUS_OK;
}
-/****************************************************************************
- Create a directory with POSIX semantics.
-****************************************************************************/
-
-static NTSTATUS smb_posix_mkdir(connection_struct *conn,
- struct smb_request *req,
- char **ppdata,
- int total_data,
- struct smb_filename *smb_fname,
- int *pdata_return_size)
-{
- NTSTATUS status = NT_STATUS_OK;
- uint32_t raw_unixmode = 0;
- mode_t unixmode = (mode_t)0;
- files_struct *fsp = NULL;
- uint16_t info_level_return = 0;
- int info;
- char *pdata = *ppdata;
- struct smb2_create_blobs *posx = NULL;
-
- if (total_data < 18) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- raw_unixmode = IVAL(pdata,8);
- /* Next 4 bytes are not yet defined. */
-
- status = unix_perms_from_wire(conn, &smb_fname->st, raw_unixmode,
- PERM_NEW_DIR, &unixmode);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- status = make_smb2_posix_create_ctx(talloc_tos(), &posx, unixmode);
- if (!NT_STATUS_IS_OK(status)) {
- DBG_WARNING("make_smb2_posix_create_ctx failed: %s\n",
- nt_errstr(status));
- return status;
- }
-
- DEBUG(10,("smb_posix_mkdir: file %s, mode 0%o\n",
- smb_fname_str_dbg(smb_fname), (unsigned int)unixmode));
-
- status = SMB_VFS_CREATE_FILE(
- conn, /* conn */
- req, /* req */
- NULL, /* dirfsp */
- smb_fname, /* fname */
- FILE_READ_ATTRIBUTES, /* access_mask */
- FILE_SHARE_NONE, /* share_access */
- FILE_CREATE, /* create_disposition*/
- FILE_DIRECTORY_FILE, /* create_options */
- 0, /* file_attributes */
- 0, /* oplock_request */
- NULL, /* lease */
- 0, /* allocation_size */
- 0, /* private_flags */
- NULL, /* sd */
- NULL, /* ea_list */
- &fsp, /* result */
- &info, /* pinfo */
- posx, /* in_context_blobs */
- NULL); /* out_context_blobs */
-
- TALLOC_FREE(posx);
-
- if (NT_STATUS_IS_OK(status)) {
- close_file_free(req, &fsp, NORMAL_CLOSE);
- }
-
- info_level_return = SVAL(pdata,16);
-
- if (info_level_return == SMB_QUERY_FILE_UNIX_BASIC) {
- *pdata_return_size = 12 + SMB_FILE_UNIX_BASIC_SIZE;
- } else if (info_level_return == SMB_QUERY_FILE_UNIX_INFO2) {
- *pdata_return_size = 12 + SMB_FILE_UNIX_INFO2_SIZE;
- } else {
- *pdata_return_size = 12;
- }
-
- /* Realloc the data size */
- *ppdata = (char *)SMB_REALLOC(*ppdata,*pdata_return_size);
- if (*ppdata == NULL) {
- *pdata_return_size = 0;
- return NT_STATUS_NO_MEMORY;
- }
- pdata = *ppdata;
-
- SSVAL(pdata,0,NO_OPLOCK_RETURN);
- SSVAL(pdata,2,0); /* No fnum. */
- SIVAL(pdata,4,info); /* Was directory created. */
-
- switch (info_level_return) {
- case SMB_QUERY_FILE_UNIX_BASIC:
- SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_BASIC);
- SSVAL(pdata,10,0); /* Padding. */
- store_file_unix_basic(conn, pdata + 12, fsp,
- &smb_fname->st);
- break;
- case SMB_QUERY_FILE_UNIX_INFO2:
- SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_INFO2);
- SSVAL(pdata,10,0); /* Padding. */
- store_file_unix_basic_info2(conn, pdata + 12, fsp,
- &smb_fname->st);
- break;
- default:
- SSVAL(pdata,8,SMB_NO_INFO_LEVEL_RETURNED);
- SSVAL(pdata,10,0); /* Padding. */
- break;
- }
-
- return status;
-}
-
-/****************************************************************************
- Open/Create a file with POSIX semantics.
-****************************************************************************/
-
-#define SMB_O_RDONLY_MAPPING (FILE_READ_DATA|FILE_READ_ATTRIBUTES|FILE_READ_EA)
-#define SMB_O_WRONLY_MAPPING (FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA)
-
-static NTSTATUS smb_posix_open(connection_struct *conn,
- struct smb_request *req,
- char **ppdata,
- int total_data,
- struct smb_filename *smb_fname,
- int *pdata_return_size)
-{
- bool extended_oplock_granted = False;
- char *pdata = *ppdata;
- uint32_t flags = 0;
- uint32_t wire_open_mode = 0;
- uint32_t raw_unixmode = 0;
- uint32_t attributes = 0;
- uint32_t create_disp = 0;
- uint32_t access_mask = 0;
- uint32_t create_options = FILE_NON_DIRECTORY_FILE;
- NTSTATUS status = NT_STATUS_OK;
- mode_t unixmode = (mode_t)0;
- files_struct *fsp = NULL;
- int oplock_request = 0;
- int info = 0;
- uint16_t info_level_return = 0;
- struct smb2_create_blobs *posx = NULL;
-
- if (total_data < 18) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- flags = IVAL(pdata,0);
- oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
- if (oplock_request) {
- oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
- }
-
- wire_open_mode = IVAL(pdata,4);
-
- if (wire_open_mode == (SMB_O_CREAT|SMB_O_DIRECTORY)) {
- return smb_posix_mkdir(conn, req,
- ppdata,
- total_data,
- smb_fname,
- pdata_return_size);
- }
-
- switch (wire_open_mode & SMB_ACCMODE) {
- case SMB_O_RDONLY:
- access_mask = SMB_O_RDONLY_MAPPING;
- break;
- case SMB_O_WRONLY:
- access_mask = SMB_O_WRONLY_MAPPING;
- break;
- case SMB_O_RDWR:
- access_mask = (SMB_O_RDONLY_MAPPING|
- SMB_O_WRONLY_MAPPING);
- break;
- default:
- DEBUG(5,("smb_posix_open: invalid open mode 0x%x\n",
- (unsigned int)wire_open_mode ));
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- wire_open_mode &= ~SMB_ACCMODE;
-
- /* First take care of O_CREAT|O_EXCL interactions. */
- switch (wire_open_mode & (SMB_O_CREAT | SMB_O_EXCL)) {
- case (SMB_O_CREAT | SMB_O_EXCL):
- /* File exists fail. File not exist create. */
- create_disp = FILE_CREATE;
- break;
- case SMB_O_CREAT:
- /* File exists open. File not exist create. */
- create_disp = FILE_OPEN_IF;
- break;
- case SMB_O_EXCL:
- /* O_EXCL on its own without O_CREAT is undefined.
- We deliberately ignore it as some versions of
- Linux CIFSFS can send a bare O_EXCL on the
- wire which other filesystems in the kernel
- ignore. See bug 9519 for details. */
-
- /* Fallthrough. */
-
- case 0:
- /* File exists open. File not exist fail. */
- create_disp = FILE_OPEN;
- break;
- default:
- DEBUG(5,("smb_posix_open: invalid create mode 0x%x\n",
- (unsigned int)wire_open_mode ));
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- /* Next factor in the effects of O_TRUNC. */
- wire_open_mode &= ~(SMB_O_CREAT | SMB_O_EXCL);
-
- if (wire_open_mode & SMB_O_TRUNC) {
- switch (create_disp) {
- case FILE_CREATE:
- /* (SMB_O_CREAT | SMB_O_EXCL | O_TRUNC) */
- /* Leave create_disp alone as
- (O_CREAT|O_EXCL|O_TRUNC) == (O_CREAT|O_EXCL)
- */
- /* File exists fail. File not exist create. */
- break;
- case FILE_OPEN_IF:
- /* SMB_O_CREAT | SMB_O_TRUNC */
- /* File exists overwrite. File not exist create. */
- create_disp = FILE_OVERWRITE_IF;
- break;
- case FILE_OPEN:
- /* SMB_O_TRUNC */
- /* File exists overwrite. File not exist fail. */
- create_disp = FILE_OVERWRITE;
- break;
- default:
- /* Cannot get here. */
- smb_panic("smb_posix_open: logic error");
- return NT_STATUS_INVALID_PARAMETER;
- }
- }
-
- raw_unixmode = IVAL(pdata,8);
- /* Next 4 bytes are not yet defined. */
-
- status = unix_perms_from_wire(conn, &smb_fname->st, raw_unixmode,
- (VALID_STAT(smb_fname->st) ?
- PERM_EXISTING_FILE : PERM_NEW_FILE),
- &unixmode);
-
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- status = make_smb2_posix_create_ctx(talloc_tos(), &posx, unixmode);
- if (!NT_STATUS_IS_OK(status)) {
- DBG_WARNING("make_smb2_posix_create_ctx failed: %s\n",
- nt_errstr(status));
- return status;
- }
-
- if (wire_open_mode & SMB_O_SYNC) {
- create_options |= FILE_WRITE_THROUGH;
- }
- if (wire_open_mode & SMB_O_APPEND) {
- access_mask |= FILE_APPEND_DATA;
- }
- if (wire_open_mode & SMB_O_DIRECT) {
- attributes |= FILE_FLAG_NO_BUFFERING;
- }
-
- if ((wire_open_mode & SMB_O_DIRECTORY) ||
- VALID_STAT_OF_DIR(smb_fname->st)) {
- if (access_mask != SMB_O_RDONLY_MAPPING) {
- return NT_STATUS_FILE_IS_A_DIRECTORY;
- }
- create_options &= ~FILE_NON_DIRECTORY_FILE;
- create_options |= FILE_DIRECTORY_FILE;
- }
-
- DEBUG(10,("smb_posix_open: file %s, smb_posix_flags = %u, mode 0%o\n",
- smb_fname_str_dbg(smb_fname),
- (unsigned int)wire_open_mode,
- (unsigned int)unixmode ));
-
- status = SMB_VFS_CREATE_FILE(
- conn, /* conn */
- req, /* req */
- NULL, /* dirfsp */
- smb_fname, /* fname */
- access_mask, /* access_mask */
- (FILE_SHARE_READ | FILE_SHARE_WRITE | /* share_access */
- FILE_SHARE_DELETE),
- create_disp, /* create_disposition*/
- create_options, /* create_options */
- attributes, /* file_attributes */
- oplock_request, /* oplock_request */
- NULL, /* lease */
- 0, /* allocation_size */
- 0, /* private_flags */
- NULL, /* sd */
- NULL, /* ea_list */
- &fsp, /* result */
- &info, /* pinfo */
- posx, /* in_context_blobs */
- NULL); /* out_context_blobs */
-
- TALLOC_FREE(posx);
-
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
- extended_oplock_granted = True;
- }
-
- if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
- extended_oplock_granted = True;
- }
-
- info_level_return = SVAL(pdata,16);
-
- /* Allocate the correct return size. */
-
- if (info_level_return == SMB_QUERY_FILE_UNIX_BASIC) {
- *pdata_return_size = 12 + SMB_FILE_UNIX_BASIC_SIZE;
- } else if (info_level_return == SMB_QUERY_FILE_UNIX_INFO2) {
- *pdata_return_size = 12 + SMB_FILE_UNIX_INFO2_SIZE;
- } else {
- *pdata_return_size = 12;
- }
-
- /* Realloc the data size */
- *ppdata = (char *)SMB_REALLOC(*ppdata,*pdata_return_size);
- if (*ppdata == NULL) {
- close_file_free(req, &fsp, ERROR_CLOSE);
- *pdata_return_size = 0;
- return NT_STATUS_NO_MEMORY;
- }
- pdata = *ppdata;
-
- if (extended_oplock_granted) {
- if (flags & REQUEST_BATCH_OPLOCK) {
- SSVAL(pdata,0, BATCH_OPLOCK_RETURN);
- } else {
- SSVAL(pdata,0, EXCLUSIVE_OPLOCK_RETURN);
- }
- } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
- SSVAL(pdata,0, LEVEL_II_OPLOCK_RETURN);
- } else {
- SSVAL(pdata,0,NO_OPLOCK_RETURN);
- }
-
- SSVAL(pdata,2,fsp->fnum);
- SIVAL(pdata,4,info); /* Was file created etc. */
-
- switch (info_level_return) {
- case SMB_QUERY_FILE_UNIX_BASIC:
- SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_BASIC);
- SSVAL(pdata,10,0); /* padding. */
- store_file_unix_basic(conn, pdata + 12, fsp,
- &smb_fname->st);
- break;
- case SMB_QUERY_FILE_UNIX_INFO2:
- SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_INFO2);
- SSVAL(pdata,10,0); /* padding. */
- store_file_unix_basic_info2(conn, pdata + 12, fsp,
- &smb_fname->st);
- break;
- default:
- SSVAL(pdata,8,SMB_NO_INFO_LEVEL_RETURNED);
- SSVAL(pdata,10,0); /* padding. */
- break;
- }
- return NT_STATUS_OK;
-}
-
/****************************************************************************
Delete a file with POSIX semantics.
****************************************************************************/
}
#endif
- case SMB_POSIX_PATH_OPEN:
- {
- if (smb_fname == NULL) {
- /* We must have a pathname for this. */
- return NT_STATUS_INVALID_LEVEL;
- }
-
- status = smb_posix_open(conn, req,
- ppdata,
- total_data,
- smb_fname,
- &data_return_size);
- break;
- }
-
case SMB_POSIX_PATH_UNLINK:
{
if (smb_fname == NULL) {
git.samba.org / samba.git / commitdiff