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CIFS: Separate SMB2 header structure

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In order to support compounding and encryption we need to separate
RFC1001 length field and SMB2 header structure because the protocol
treats them differently. This change will allow to simplify parsing
of such complex SMB2 packets further.

Signed-off-by: Pavel Shilovsky <pshilov@microsoft.com>
This commit is contained in:
Pavel Shilovsky
2016-10-24 15:33:04 -07:00
committed by Steve French
parent 9c25702cee
commit 31473fc4f9
7 changed files with 174 additions and 148 deletions
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5
fs/cifs/smb2maperror.c
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@@ -26,6 +26,7 @@
#include "smb2pdu.h"
#include "smb2proto.h"
#include "smb2status.h"
#include "smb2glob.h"
struct status_to_posix_error {
__le32 smb2_status;
@@ -2449,10 +2450,10 @@ smb2_print_status(__le32 status)
int
map_smb2_to_linux_error(char *buf, bool log_err)
{
struct smb2_hdr *hdr = (struct smb2_hdr *)buf;
struct smb2_sync_hdr *shdr = get_sync_hdr(buf);
unsigned int i;
int rc = -EIO;
__le32 smb2err = hdr->Status;
__le32 smb2err = shdr->Status;
if (smb2err == 0)
return 0;