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| author | Paulo Alcantara <pc@manguebit.com> | 2023-11-22 00:12:53 +0100 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2023-11-23 18:44:42 +0100 |
| commit | 539aad7f14dab7f947e5ab81901c0b20513a50db (patch) | |
| tree | f1e4738f8ea64c6dd8590f6aa0577f1e6734d757 /fs/smb/client/smb2ops.c | |
| parent | smb: client: implement ->query_reparse_point() for SMB1 (diff) | |
| download | linux-539aad7f14dab7f947e5ab81901c0b20513a50db.tar.xz linux-539aad7f14dab7f947e5ab81901c0b20513a50db.zip | |
smb: client: introduce ->parse_reparse_point()
Parse reparse point into cifs_open_info_data structure and feed it
through cifs_open_info_to_fattr().
Signed-off-by: Paulo Alcantara (SUSE) <pc@manguebit.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to '')
| -rw-r--r-- | fs/smb/client/smb2ops.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/fs/smb/client/smb2ops.c b/fs/smb/client/smb2ops.c index e9c8cff0b1d2..2955eaa51d4d 100644 --- a/fs/smb/client/smb2ops.c +++ b/fs/smb/client/smb2ops.c @@ -2949,6 +2949,12 @@ int parse_reparse_point(struct reparse_data_buffer *buf, return parse_reparse_symlink( (struct reparse_symlink_data_buffer *)buf, plen, unicode, target_path, cifs_sb); + case IO_REPARSE_TAG_LX_SYMLINK: + case IO_REPARSE_TAG_AF_UNIX: + case IO_REPARSE_TAG_LX_FIFO: + case IO_REPARSE_TAG_LX_CHR: + case IO_REPARSE_TAG_LX_BLK: + return 0; default: cifs_dbg(VFS, "srv returned unknown symlink buffer tag:0x%08x\n", le32_to_cpu(buf->ReparseTag)); @@ -2956,22 +2962,18 @@ int parse_reparse_point(struct reparse_data_buffer *buf, } } -static int smb2_query_symlink(const unsigned int xid, - struct cifs_tcon *tcon, - struct cifs_sb_info *cifs_sb, - const char *full_path, - char **target_path, - struct kvec *rsp_iov) +static int smb2_parse_reparse_point(struct cifs_sb_info *cifs_sb, + struct kvec *rsp_iov, + struct cifs_open_info_data *data) { struct reparse_data_buffer *buf; struct smb2_ioctl_rsp *io = rsp_iov->iov_base; u32 plen = le32_to_cpu(io->OutputCount); - cifs_tcon_dbg(FYI, "%s: path: %s\n", __func__, full_path); - buf = (struct reparse_data_buffer *)((u8 *)io + le32_to_cpu(io->OutputOffset)); - return parse_reparse_point(buf, plen, cifs_sb, true, target_path); + return parse_reparse_point(buf, plen, cifs_sb, + true, &data->symlink_target); } static int smb2_query_reparse_point(const unsigned int xid, @@ -5206,7 +5208,7 @@ struct smb_version_operations smb20_operations = { .unlink = smb2_unlink, .rename = smb2_rename_path, .create_hardlink = smb2_create_hardlink, - .query_symlink = smb2_query_symlink, + .parse_reparse_point = smb2_parse_reparse_point, .query_mf_symlink = smb3_query_mf_symlink, .create_mf_symlink = smb3_create_mf_symlink, .open = smb2_open_file, @@ -5308,7 +5310,7 @@ struct smb_version_operations smb21_operations = { .unlink = smb2_unlink, .rename = smb2_rename_path, .create_hardlink = smb2_create_hardlink, - .query_symlink = smb2_query_symlink, + .parse_reparse_point = smb2_parse_reparse_point, .query_mf_symlink = smb3_query_mf_symlink, .create_mf_symlink = smb3_create_mf_symlink, .open = smb2_open_file, @@ -5413,7 +5415,7 @@ struct smb_version_operations smb30_operations = { .unlink = smb2_unlink, .rename = smb2_rename_path, .create_hardlink = smb2_create_hardlink, - .query_symlink = smb2_query_symlink, + .parse_reparse_point = smb2_parse_reparse_point, .query_mf_symlink = smb3_query_mf_symlink, .create_mf_symlink = smb3_create_mf_symlink, .open = smb2_open_file, @@ -5527,7 +5529,7 @@ struct smb_version_operations smb311_operations = { .unlink = smb2_unlink, .rename = smb2_rename_path, .create_hardlink = smb2_create_hardlink, - .query_symlink = smb2_query_symlink, + .parse_reparse_point = smb2_parse_reparse_point, .query_mf_symlink = smb3_query_mf_symlink, .create_mf_symlink = smb3_create_mf_symlink, .open = smb2_open_file, |