diff options
Diffstat (limited to 'fs/smb/server/smb2pdu.c')
| -rw-r--r-- | fs/smb/server/smb2pdu.c | 74 |
1 files changed, 56 insertions, 18 deletions
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index 1a308171b599..fafa86273f12 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -1607,17 +1607,18 @@ static int krb5_authenticate(struct ksmbd_work *work, out_len = work->response_sz - (le16_to_cpu(rsp->SecurityBufferOffset) + 4); - /* Check previous session */ - prev_sess_id = le64_to_cpu(req->PreviousSessionId); - if (prev_sess_id && prev_sess_id != sess->id) - destroy_previous_session(conn, sess->user, prev_sess_id); - retval = ksmbd_krb5_authenticate(sess, in_blob, in_len, out_blob, &out_len); if (retval) { ksmbd_debug(SMB, "krb5 authentication failed\n"); return -EINVAL; } + + /* Check previous session */ + prev_sess_id = le64_to_cpu(req->PreviousSessionId); + if (prev_sess_id && prev_sess_id != sess->id) + destroy_previous_session(conn, sess->user, prev_sess_id); + rsp->SecurityBufferLength = cpu_to_le16(out_len); if ((conn->sign || server_conf.enforced_signing) || @@ -4871,8 +4872,13 @@ static int get_file_standard_info(struct smb2_query_info_rsp *rsp, sinfo = (struct smb2_file_standard_info *)rsp->Buffer; delete_pending = ksmbd_inode_pending_delete(fp); - sinfo->AllocationSize = cpu_to_le64(stat.blocks << 9); - sinfo->EndOfFile = S_ISDIR(stat.mode) ? 0 : cpu_to_le64(stat.size); + if (ksmbd_stream_fd(fp) == false) { + sinfo->AllocationSize = cpu_to_le64(stat.blocks << 9); + sinfo->EndOfFile = S_ISDIR(stat.mode) ? 0 : cpu_to_le64(stat.size); + } else { + sinfo->AllocationSize = cpu_to_le64(fp->stream.size); + sinfo->EndOfFile = cpu_to_le64(fp->stream.size); + } sinfo->NumberOfLinks = cpu_to_le32(get_nlink(&stat) - delete_pending); sinfo->DeletePending = delete_pending; sinfo->Directory = S_ISDIR(stat.mode) ? 1 : 0; @@ -4935,9 +4941,14 @@ static int get_file_all_info(struct ksmbd_work *work, file_info->ChangeTime = cpu_to_le64(time); file_info->Attributes = fp->f_ci->m_fattr; file_info->Pad1 = 0; - file_info->AllocationSize = - cpu_to_le64(stat.blocks << 9); - file_info->EndOfFile = S_ISDIR(stat.mode) ? 0 : cpu_to_le64(stat.size); + if (ksmbd_stream_fd(fp) == false) { + file_info->AllocationSize = + cpu_to_le64(stat.blocks << 9); + file_info->EndOfFile = S_ISDIR(stat.mode) ? 0 : cpu_to_le64(stat.size); + } else { + file_info->AllocationSize = cpu_to_le64(fp->stream.size); + file_info->EndOfFile = cpu_to_le64(fp->stream.size); + } file_info->NumberOfLinks = cpu_to_le32(get_nlink(&stat) - delete_pending); file_info->DeletePending = delete_pending; @@ -4946,7 +4957,10 @@ static int get_file_all_info(struct ksmbd_work *work, file_info->IndexNumber = cpu_to_le64(stat.ino); file_info->EASize = 0; file_info->AccessFlags = fp->daccess; - file_info->CurrentByteOffset = cpu_to_le64(fp->filp->f_pos); + if (ksmbd_stream_fd(fp) == false) + file_info->CurrentByteOffset = cpu_to_le64(fp->filp->f_pos); + else + file_info->CurrentByteOffset = cpu_to_le64(fp->stream.pos); file_info->Mode = fp->coption; file_info->AlignmentRequirement = 0; conv_len = smbConvertToUTF16((__le16 *)file_info->FileName, filename, @@ -5134,8 +5148,13 @@ static int get_file_network_open_info(struct smb2_query_info_rsp *rsp, time = ksmbd_UnixTimeToNT(stat.ctime); file_info->ChangeTime = cpu_to_le64(time); file_info->Attributes = fp->f_ci->m_fattr; - file_info->AllocationSize = cpu_to_le64(stat.blocks << 9); - file_info->EndOfFile = S_ISDIR(stat.mode) ? 0 : cpu_to_le64(stat.size); + if (ksmbd_stream_fd(fp) == false) { + file_info->AllocationSize = cpu_to_le64(stat.blocks << 9); + file_info->EndOfFile = S_ISDIR(stat.mode) ? 0 : cpu_to_le64(stat.size); + } else { + file_info->AllocationSize = cpu_to_le64(fp->stream.size); + file_info->EndOfFile = cpu_to_le64(fp->stream.size); + } file_info->Reserved = cpu_to_le32(0); rsp->OutputBufferLength = cpu_to_le32(sizeof(struct smb2_file_ntwrk_info)); @@ -5158,7 +5177,11 @@ static void get_file_position_info(struct smb2_query_info_rsp *rsp, struct smb2_file_pos_info *file_info; file_info = (struct smb2_file_pos_info *)rsp->Buffer; - file_info->CurrentByteOffset = cpu_to_le64(fp->filp->f_pos); + if (ksmbd_stream_fd(fp) == false) + file_info->CurrentByteOffset = cpu_to_le64(fp->filp->f_pos); + else + file_info->CurrentByteOffset = cpu_to_le64(fp->stream.pos); + rsp->OutputBufferLength = cpu_to_le32(sizeof(struct smb2_file_pos_info)); } @@ -5247,8 +5270,13 @@ static int find_file_posix_info(struct smb2_query_info_rsp *rsp, file_info->ChangeTime = cpu_to_le64(time); file_info->DosAttributes = fp->f_ci->m_fattr; file_info->Inode = cpu_to_le64(stat.ino); - file_info->EndOfFile = cpu_to_le64(stat.size); - file_info->AllocationSize = cpu_to_le64(stat.blocks << 9); + if (ksmbd_stream_fd(fp) == false) { + file_info->EndOfFile = cpu_to_le64(stat.size); + file_info->AllocationSize = cpu_to_le64(stat.blocks << 9); + } else { + file_info->EndOfFile = cpu_to_le64(fp->stream.size); + file_info->AllocationSize = cpu_to_le64(fp->stream.size); + } file_info->HardLinks = cpu_to_le32(stat.nlink); file_info->Mode = cpu_to_le32(stat.mode & 0777); switch (stat.mode & S_IFMT) { @@ -6190,6 +6218,9 @@ static int set_file_allocation_info(struct ksmbd_work *work, if (!(fp->daccess & FILE_WRITE_DATA_LE)) return -EACCES; + if (ksmbd_stream_fd(fp) == true) + return 0; + rc = vfs_getattr(&fp->filp->f_path, &stat, STATX_BASIC_STATS, AT_STATX_SYNC_AS_STAT); if (rc) @@ -6248,7 +6279,8 @@ static int set_end_of_file_info(struct ksmbd_work *work, struct ksmbd_file *fp, * truncate of some filesystem like FAT32 fill zero data in * truncated range. */ - if (inode->i_sb->s_magic != MSDOS_SUPER_MAGIC) { + if (inode->i_sb->s_magic != MSDOS_SUPER_MAGIC && + ksmbd_stream_fd(fp) == false) { ksmbd_debug(SMB, "truncated to newsize %lld\n", newsize); rc = ksmbd_vfs_truncate(work, fp, newsize); if (rc) { @@ -6321,7 +6353,13 @@ static int set_file_position_info(struct ksmbd_file *fp, return -EINVAL; } - fp->filp->f_pos = current_byte_offset; + if (ksmbd_stream_fd(fp) == false) + fp->filp->f_pos = current_byte_offset; + else { + if (current_byte_offset > XATTR_SIZE_MAX) + current_byte_offset = XATTR_SIZE_MAX; + fp->stream.pos = current_byte_offset; + } return 0; } |