/*
* fs/cifs/connect.c
*
- * Copyright (C) International Business Machines Corp., 2002,2005
+ * Copyright (C) International Business Machines Corp., 2002,2006
* Author(s): Steve French (sfrench@us.ibm.com)
*
* This library is free software; you can redistribute it and/or modify
dump_smb(smb_buffer, length);
- if (checkSMB (smb_buffer, smb_buffer->Mid, total_read+4)) {
+ if (checkSMB(smb_buffer, smb_buffer->Mid, total_read+4)) {
cifs_dump_mem("Bad SMB: ", smb_buffer, 48);
continue;
}
smallbuf = NULL;
}
wake_up_process(task_to_wake);
- } else if ((is_valid_oplock_break(smb_buffer) == FALSE)
+ } else if ((is_valid_oplock_break(smb_buffer, server) == FALSE)
&& (isMultiRsp == FALSE)) {
cERROR(1, ("No task to wake, unknown frame rcvd!"));
cifs_dump_mem("Received Data is: ",(char *)smb_buffer,
rc = smb_send(*csocket, smb_buf, 0x44,
(struct sockaddr *)psin_server);
kfree(ses_init_buf);
+ msleep(1); /* RFC1001 layer in at least one server
+ requires very short break before negprot
+ presumably because not expecting negprot
+ to follow so fast. This is a simple
+ solution that works without
+ complicating the code and causes no
+ significant slowing down on mount
+ for everyone else */
}
/* else the negprot may still work without this
even though malloc failed */
} else if(volume_info.wsize)
cifs_sb->wsize = volume_info.wsize;
else
- cifs_sb->wsize = CIFSMaxBufSize; /* default */
- if(cifs_sb->rsize < PAGE_CACHE_SIZE) {
- cifs_sb->rsize = PAGE_CACHE_SIZE;
- /* Windows ME does this */
- cFYI(1,("Attempt to set readsize for mount to less than one page (4096)"));
+ cifs_sb->wsize =
+ min_t(const int, PAGEVEC_SIZE * PAGE_CACHE_SIZE,
+ 127*1024);
+ /* old default of CIFSMaxBufSize was too small now
+ that SMB Write2 can send multiple pages in kvec.
+ RFC1001 does not describe what happens when frame
+ bigger than 128K is sent so use that as max in
+ conjunction with 52K kvec constraint on arch with 4K
+ page size */
+
+ if(cifs_sb->rsize < 2048) {
+ cifs_sb->rsize = 2048;
+ /* Windows ME may prefer this */
+ cFYI(1,("readsize set to minimum 2048"));
}
cifs_sb->mnt_uid = volume_info.linux_uid;
cifs_sb->mnt_gid = volume_info.linux_gid;
cifs_sb->tcon = tcon;
tcon->ses = pSesInfo;
- /* do not care if following two calls succeed - informational only */
+ /* do not care if following two calls succeed - informational */
CIFSSMBQFSDeviceInfo(xid, tcon);
CIFSSMBQFSAttributeInfo(xid, tcon);
+
if (tcon->ses->capabilities & CAP_UNIX) {
if(!CIFSSMBQFSUnixInfo(xid, tcon)) {
- if(!volume_info.no_psx_acl) {
- if(CIFS_UNIX_POSIX_ACL_CAP &
- le64_to_cpu(tcon->fsUnixInfo.Capability))
- cFYI(1,("server negotiated posix acl support"));
- sb->s_flags |= MS_POSIXACL;
+ __u64 cap =
+ le64_to_cpu(tcon->fsUnixInfo.Capability);
+ cap &= CIFS_UNIX_CAP_MASK;
+ if(volume_info.no_psx_acl)
+ cap &= ~CIFS_UNIX_POSIX_ACL_CAP;
+ else if(CIFS_UNIX_POSIX_ACL_CAP & cap) {
+ cFYI(1,("negotiated posix acl support"));
+ sb->s_flags |= MS_POSIXACL;
}
- /* Try and negotiate POSIX pathnames if we can. */
- if (volume_info.posix_paths && (CIFS_UNIX_POSIX_PATHNAMES_CAP &
- le64_to_cpu(tcon->fsUnixInfo.Capability))) {
- if (!CIFSSMBSetFSUnixInfo(xid, tcon, CIFS_UNIX_POSIX_PATHNAMES_CAP)) {
- cFYI(1,("negotiated posix pathnames support"));
- cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_POSIX_PATHS;
- } else {
- cFYI(1,("posix pathnames support requested but not supported"));
- }
+ if(volume_info.posix_paths == 0)
+ cap &= ~CIFS_UNIX_POSIX_PATHNAMES_CAP;
+ else if(cap & CIFS_UNIX_POSIX_PATHNAMES_CAP) {
+ cFYI(1,("negotiate posix pathnames"));
+ cifs_sb->mnt_cifs_flags |=
+ CIFS_MOUNT_POSIX_PATHS;
+ }
+
+ cFYI(1,("Negotiate caps 0x%x",(int)cap));
+
+ if (CIFSSMBSetFSUnixInfo(xid, tcon, cap)) {
+ cFYI(1,("setting capabilities failed"));
}
}
}
smb_buffer->Mid = GetNextMid(ses->server);
pSMB->req.hdr.Flags2 |= SMBFLG2_EXT_SEC;
pSMB->req.AndXCommand = 0xFF;
+ if(ses->server->maxBuf > 64*1024)
+ ses->server->maxBuf = (64*1023);
pSMB->req.MaxBufferSize = cpu_to_le16(ses->server->maxBuf);
pSMB->req.MaxMpxCount = cpu_to_le16(ses->server->maxReq);
__u32 negotiate_flags, capabilities;
__u16 count;
- cFYI(1, ("In NTLMSSP sesssetup (negotiate) "));
+ cFYI(1, ("In NTLMSSP sesssetup (negotiate)"));
if(ses == NULL)
return -EINVAL;
domain = ses->domainName;
SecurityBlob->MessageType = NtLmNegotiate;
negotiate_flags =
NTLMSSP_NEGOTIATE_UNICODE | NTLMSSP_NEGOTIATE_OEM |
- NTLMSSP_REQUEST_TARGET | NTLMSSP_NEGOTIATE_NTLM | 0x80000000 |
+ NTLMSSP_REQUEST_TARGET | NTLMSSP_NEGOTIATE_NTLM |
+ NTLMSSP_NEGOTIATE_56 |
/* NTLMSSP_NEGOTIATE_ALWAYS_SIGN | */ NTLMSSP_NEGOTIATE_128;
if(sign_CIFS_PDUs)
negotiate_flags |= NTLMSSP_NEGOTIATE_SIGN;
SecurityBlob->WorkstationName.Length = 0;
SecurityBlob->WorkstationName.MaximumLength = 0;
- if (domain == NULL) {
- SecurityBlob->DomainName.Buffer = 0;
- SecurityBlob->DomainName.Length = 0;
- SecurityBlob->DomainName.MaximumLength = 0;
- } else {
- __u16 len;
- negotiate_flags |= NTLMSSP_NEGOTIATE_DOMAIN_SUPPLIED;
- strncpy(bcc_ptr, domain, 63);
- len = strnlen(domain, 64);
- SecurityBlob->DomainName.MaximumLength =
- cpu_to_le16(len);
- SecurityBlob->DomainName.Buffer =
- cpu_to_le32((long) &SecurityBlob->
- DomainString -
- (long) &SecurityBlob->Signature);
- bcc_ptr += len;
- SecurityBlobLength += len;
- SecurityBlob->DomainName.Length =
- cpu_to_le16(len);
- }
+ /* Domain not sent on first Sesssetup in NTLMSSP, instead it is sent
+ along with username on auth request (ie the response to challenge) */
+ SecurityBlob->DomainName.Buffer = 0;
+ SecurityBlob->DomainName.Length = 0;
+ SecurityBlob->DomainName.MaximumLength = 0;
if (ses->capabilities & CAP_UNICODE) {
if ((long) bcc_ptr % 2) {
*bcc_ptr = 0;
SecurityBlob2->MessageType));
} else if (ses) {
ses->Suid = smb_buffer_response->Uid; /* UID left in le format */
- cFYI(1, ("UID = %d ", ses->Suid));
+ cFYI(1, ("UID = %d", ses->Suid));
if ((pSMBr->resp.hdr.WordCount == 3)
|| ((pSMBr->resp.hdr.WordCount == 4)
&& (blob_len <
if (pSMBr->resp.hdr.WordCount == 4) {
bcc_ptr += blob_len;
- cFYI(1,
- ("Security Blob Length %d ",
+ cFYI(1, ("Security Blob Length %d",
blob_len));
}
- cFYI(1, ("NTLMSSP Challenge rcvd "));
+ cFYI(1, ("NTLMSSP Challenge rcvd"));
memcpy(ses->server->cryptKey,
SecurityBlob2->Challenge,
CIFS_CRYPTO_KEY_SIZE);
- if(SecurityBlob2->NegotiateFlags & cpu_to_le32(NTLMSSP_NEGOTIATE_NTLMV2))
+ if(SecurityBlob2->NegotiateFlags &
+ cpu_to_le32(NTLMSSP_NEGOTIATE_NTLMV2))
*pNTLMv2_flag = TRUE;
if((SecurityBlob2->NegotiateFlags &
bcc_ptr++;
} else
cFYI(1,
- ("Variable field of length %d extends beyond end of smb ",
+ ("Variable field of length %d extends beyond end of smb",
len));
}
} else {
}
} else {
cERROR(1,
- (" Invalid Word count %d: ",
+ (" Invalid Word count %d:",
smb_buffer_response->WordCount));
rc = -EIO;
}
if (extended_security
&& (pSesInfo->capabilities & CAP_EXTENDED_SECURITY)
&& (pSesInfo->server->secType == NTLMSSP)) {
- cFYI(1, ("New style sesssetup "));
+ cFYI(1, ("New style sesssetup"));
rc = CIFSSpnegoSessSetup(xid, pSesInfo,
NULL /* security blob */,
0 /* blob length */,
} else if (extended_security
&& (pSesInfo->capabilities & CAP_EXTENDED_SECURITY)
&& (pSesInfo->server->secType == RawNTLMSSP)) {
- cFYI(1, ("NTLMSSP sesssetup "));
+ cFYI(1, ("NTLMSSP sesssetup"));
rc = CIFSNTLMSSPNegotiateSessSetup(xid,
pSesInfo,
&ntlmv2_flag,