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authorPavel Shilovsky <pshilovsky@samba.org>2012-09-18 16:20:29 -0700
committerSteve French <smfrench@gmail.com>2012-09-24 21:46:27 -0500
commit09a4707e7638247302c6d798061aed117141fb74 (patch)
treed31b23d8b91941b30425d6a4d8235d9e91d7afef /fs/cifs/smb2ops.c
parentfc9c59662e0cd37577556d0de865268baeb9b293 (diff)
CIFS: Add SMB2 support for cifs_iovec_read
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2ops.c')
-rw-r--r--fs/cifs/smb2ops.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 20afb756e97..d9ca357d980 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -379,6 +379,20 @@ smb2_flush_file(const unsigned int xid, struct cifs_tcon *tcon,
return SMB2_flush(xid, tcon, fid->persistent_fid, fid->volatile_fid);
}
+static unsigned int
+smb2_read_data_offset(char *buf)
+{
+ struct smb2_read_rsp *rsp = (struct smb2_read_rsp *)buf;
+ return rsp->DataOffset;
+}
+
+static unsigned int
+smb2_read_data_length(char *buf)
+{
+ struct smb2_read_rsp *rsp = (struct smb2_read_rsp *)buf;
+ return le32_to_cpu(rsp->DataLength);
+}
+
struct smb_version_operations smb21_operations = {
.setup_request = smb2_setup_request,
.setup_async_request = smb2_setup_async_request,
@@ -388,6 +402,9 @@ struct smb_version_operations smb21_operations = {
.get_credits_field = smb2_get_credits_field,
.get_credits = smb2_get_credits,
.get_next_mid = smb2_get_next_mid,
+ .read_data_offset = smb2_read_data_offset,
+ .read_data_length = smb2_read_data_length,
+ .map_error = map_smb2_to_linux_error,
.find_mid = smb2_find_mid,
.check_message = smb2_check_message,
.dump_detail = smb2_dump_detail,
@@ -416,12 +433,14 @@ struct smb_version_operations smb21_operations = {
.set_fid = smb2_set_fid,
.close = smb2_close_file,
.flush = smb2_flush_file,
+ .async_readv = smb2_async_readv,
};
struct smb_version_values smb21_values = {
.version_string = SMB21_VERSION_STRING,
.header_size = sizeof(struct smb2_hdr),
.max_header_size = MAX_SMB2_HDR_SIZE,
+ .read_rsp_size = sizeof(struct smb2_read_rsp) - 1,
.lock_cmd = SMB2_LOCK,
.cap_unix = 0,
.cap_nt_find = SMB2_NT_FIND,