check for tcp and smb session status done differently
for those three - in the calling routine */
if(tcon) {
+ if(tcon->tidStatus == CifsExiting) {
+ /* only tree disconnect, open, and write,
+ (and ulogoff which does not have tcon)
+ are allowed as we start force umount */
+ if((smb_command != SMB_COM_WRITE_ANDX) &&
+ (smb_command != SMB_COM_OPEN_ANDX) &&
+ (smb_command != SMB_COM_TREE_DISCONNECT)) {
+ cFYI(1,("can not send cmd %d while umounting",
+ smb_command));
+ return -ENODEV;
+ }
+ }
if((tcon->ses) && (tcon->ses->status != CifsExiting) &&
(tcon->ses->server)){
struct nls_table *nls_codepage;
rc = CIFSTCon(0, tcon->ses, tcon->treeName, tcon
, nls_codepage);
up(&tcon->ses->sesSem);
+ /* BB FIXME add code to check if wsize needs
+ update due to negotiated smb buffer size
+ shrinking */
if(rc == 0)
atomic_inc(&tconInfoReconnectCount);
check for tcp and smb session status done differently
for those three - in the calling routine */
if(tcon) {
+ if(tcon->tidStatus == CifsExiting) {
+ /* only tree disconnect, open, and write,
+ (and ulogoff which does not have tcon)
+ are allowed as we start force umount */
+ if((smb_command != SMB_COM_WRITE_ANDX) &&
+ (smb_command != SMB_COM_OPEN_ANDX) &&
+ (smb_command != SMB_COM_TREE_DISCONNECT)) {
+ cFYI(1,("can not send cmd %d while umounting",
+ smb_command));
+ return -ENODEV;
+ }
+ }
+
if((tcon->ses) && (tcon->ses->status != CifsExiting) &&
(tcon->ses->server)){
struct nls_table *nls_codepage;
rc = CIFSTCon(0, tcon->ses, tcon->treeName,
tcon, nls_codepage);
up(&tcon->ses->sesSem);
+ /* BB FIXME add code to check if wsize needs
+ update due to negotiated smb buffer size
+ shrinking */
if(rc == 0)
atomic_inc(&tconInfoReconnectCount);
/* BB FIXME END BB */
pSMB->Sattr = cpu_to_le16(ATTR_HIDDEN | ATTR_SYSTEM | ATTR_DIRECTORY);
- pSMB->OpenFunction = convert_disposition(openDisposition);
+ pSMB->OpenFunction = cpu_to_le16(convert_disposition(openDisposition));
count += name_len;
pSMB->hdr.smb_buf_length += count;
pfile_info->LastAccessTime = 0; /* BB fixme */
pfile_info->LastWriteTime = 0; /* BB fixme */
pfile_info->ChangeTime = 0; /* BB fixme */
- pfile_info->Attributes = pSMBr->FileAttributes;
+ pfile_info->Attributes =
+ cpu_to_le32(le16_to_cpu(pSMBr->FileAttributes));
/* the file_info buf is endian converted by caller */
- pfile_info->AllocationSize = pSMBr->EndOfFile;
- pfile_info->EndOfFile = pSMBr->EndOfFile;
+ pfile_info->AllocationSize =
+ cpu_to_le64(le32_to_cpu(pSMBr->EndOfFile));
+ pfile_info->EndOfFile = pfile_info->AllocationSize;
pfile_info->NumberOfLinks = cpu_to_le32(1);
}
}
int
CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
const int netfid, const unsigned int count,
- const __u64 offset, unsigned int *nbytes, const char *buf,
- const int long_op)
+ const __u64 offset, unsigned int *nbytes, struct kvec *iov,
+ int n_vec, const int long_op)
{
int rc = -EACCES;
WRITE_REQ *pSMB = NULL;
- int bytes_returned;
+ int bytes_returned, wct;
int smb_hdr_len;
- __u32 bytes_sent;
- __u16 byte_count;
- cFYI(1,("write2 at %lld %d bytes",offset,count)); /* BB removeme BB */
- rc = small_smb_init(SMB_COM_WRITE_ANDX, 14, tcon, (void **) &pSMB);
+ /* BB removeme BB */
+ cFYI(1,("write2 at %lld %d bytes", (long long)offset, count));
+
+ if(tcon->ses->capabilities & CAP_LARGE_FILES)
+ wct = 14;
+ else
+ wct = 12;
+ rc = small_smb_init(SMB_COM_WRITE_ANDX, wct, tcon, (void **) &pSMB);
if (rc)
return rc;
/* tcon and ses pointer are checked in smb_init */
pSMB->AndXCommand = 0xFF; /* none */
pSMB->Fid = netfid;
pSMB->OffsetLow = cpu_to_le32(offset & 0xFFFFFFFF);
- pSMB->OffsetHigh = cpu_to_le32(offset >> 32);
+ if(wct == 14)
+ pSMB->OffsetHigh = cpu_to_le32(offset >> 32);
+ else if((offset >> 32) > 0) /* can not handle this big offset for old */
+ return -EIO;
pSMB->Reserved = 0xFFFFFFFF;
pSMB->WriteMode = 0;
pSMB->Remaining = 0;
- /* Can increase buffer size if buffer is big enough in some cases - ie
- can send more if LARGE_WRITE_X capability returned by the server and if
- our buffer is big enough or if we convert to iovecs on socket writes
- and eliminate the copy to the CIFS buffer */
- if(tcon->ses->capabilities & CAP_LARGE_WRITE_X) {
- bytes_sent = min_t(const unsigned int, CIFSMaxBufSize, count);
- } else {
- bytes_sent = (tcon->ses->server->maxBuf - MAX_CIFS_HDR_SIZE)
- & ~0xFF;
- }
-
- if (bytes_sent > count)
- bytes_sent = count;
pSMB->DataOffset =
cpu_to_le16(offsetof(struct smb_com_write_req,Data) - 4);
- byte_count = bytes_sent + 1 /* pad */ ; /* BB fix this for sends > 64K */
- pSMB->DataLengthLow = cpu_to_le16(bytes_sent & 0xFFFF);
- pSMB->DataLengthHigh = cpu_to_le16(bytes_sent >> 16);
+ pSMB->DataLengthLow = cpu_to_le16(count & 0xFFFF);
+ pSMB->DataLengthHigh = cpu_to_le16(count >> 16);
smb_hdr_len = pSMB->hdr.smb_buf_length + 1; /* hdr + 1 byte pad */
- pSMB->hdr.smb_buf_length += bytes_sent+1;
- pSMB->ByteCount = cpu_to_le16(byte_count);
+ if(wct == 14)
+ pSMB->hdr.smb_buf_length += count+1;
+ else /* wct == 12 */
+ pSMB->hdr.smb_buf_length += count+5; /* smb data starts later */
+ if(wct == 14)
+ pSMB->ByteCount = cpu_to_le16(count + 1);
+ else /* wct == 12 */ /* bigger pad, smaller smb hdr, keep offset ok */ {
+ struct smb_com_writex_req * pSMBW =
+ (struct smb_com_writex_req *)pSMB;
+ pSMBW->ByteCount = cpu_to_le16(count + 5);
+ }
+ iov[0].iov_base = pSMB;
+ iov[0].iov_len = smb_hdr_len + 4;
- rc = SendReceive2(xid, tcon->ses, (struct smb_hdr *) pSMB, smb_hdr_len,
- buf, bytes_sent, &bytes_returned, long_op);
+ rc = SendReceive2(xid, tcon->ses, iov, n_vec + 1, &bytes_returned,
+ long_op);
cifs_stats_inc(&tcon->num_writes);
if (rc) {
- cFYI(1, ("Send error in write = %d", rc));
+ cFYI(1, ("Send error Write2 = %d", rc));
*nbytes = 0;
} else {
WRITE_RSP * pSMBr = (WRITE_RSP *)pSMB;
if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
name_len =
- cifs_strtoUCS((wchar_t *) pSMB->FileName, fromName, PATH_MAX
+ cifs_strtoUCS((__le16 *) pSMB->FileName, fromName, PATH_MAX
/* find define for this maxpathcomponent */
, nls_codepage);
name_len++; /* trailing null */
data_offset = (char *) (&pSMB->hdr.Protocol) + offset;
if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
name_len_target =
- cifs_strtoUCS((wchar_t *) data_offset, toName, PATH_MAX
+ cifs_strtoUCS((__le16 *) data_offset, toName, PATH_MAX
/* find define for this maxpathcomponent */
, nls_codepage);
name_len_target++; /* trailing null */
if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
name_len =
- cifs_strtoUCS((wchar_t *) pSMB->FileName, searchName, PATH_MAX
+ cifs_strtoUCS((__le16 *) pSMB->FileName, searchName, PATH_MAX
/* find define for this maxpathcomponent */
, nls_codepage);
name_len++; /* trailing null */
min_t(const int, buflen,count) / 2);
/* BB FIXME investigate remapping reserved chars here */
cifs_strfromUCS_le(symlinkinfo,
- (wchar_t *) ((char *)&pSMBr->hdr.Protocol +
+ (__le16 *) ((char *)&pSMBr->hdr.Protocol +
data_offset),
name_len, nls_codepage);
} else {
reparse_buf->TargetNameOffset),
min(buflen/2, reparse_buf->TargetNameLen / 2));
cifs_strfromUCS_le(symlinkinfo,
- (wchar_t *) (reparse_buf->LinkNamesBuf +
+ (__le16 *) (reparse_buf->LinkNamesBuf +
reparse_buf->TargetNameOffset),
name_len, nls_codepage);
} else { /* ASCII names */
static void cifs_convert_ace(posix_acl_xattr_entry * ace, struct cifs_posix_ace * cifs_ace)
{
/* u8 cifs fields do not need le conversion */
- ace->e_perm = (__u16)cifs_ace->cifs_e_perm;
- ace->e_tag = (__u16)cifs_ace->cifs_e_tag;
- ace->e_id = (__u32)le64_to_cpu(cifs_ace->cifs_uid);
+ ace->e_perm = cpu_to_le16(cifs_ace->cifs_e_perm);
+ ace->e_tag = cpu_to_le16(cifs_ace->cifs_e_tag);
+ ace->e_id = cpu_to_le32(le64_to_cpu(cifs_ace->cifs_uid));
/* cFYI(1,("perm %d tag %d id %d",ace->e_perm,ace->e_tag,ace->e_id)); */
return;
} else if(size > buflen) {
return -ERANGE;
} else /* buffer big enough */ {
- local_acl->a_version = POSIX_ACL_XATTR_VERSION;
+ local_acl->a_version = cpu_to_le32(POSIX_ACL_XATTR_VERSION);
for(i = 0;i < count ;i++) {
cifs_convert_ace(&local_acl->a_entries[i],pACE);
pACE ++;
{
__u16 rc = 0; /* 0 = ACL converted ok */
- cifs_ace->cifs_e_perm = (__u8)cpu_to_le16(local_ace->e_perm);
- cifs_ace->cifs_e_tag = (__u8)cpu_to_le16(local_ace->e_tag);
+ cifs_ace->cifs_e_perm = le16_to_cpu(local_ace->e_perm);
+ cifs_ace->cifs_e_tag = le16_to_cpu(local_ace->e_tag);
/* BB is there a better way to handle the large uid? */
- if(local_ace->e_id == -1) {
+ if(local_ace->e_id == cpu_to_le32(-1)) {
/* Probably no need to le convert -1 on any arch but can not hurt */
cifs_ace->cifs_uid = cpu_to_le64(-1);
} else
- cifs_ace->cifs_uid = (__u64)cpu_to_le32(local_ace->e_id);
+ cifs_ace->cifs_uid = cpu_to_le64(le32_to_cpu(local_ace->e_id));
/*cFYI(1,("perm %d tag %d id %d",ace->e_perm,ace->e_tag,ace->e_id));*/
return rc;
}
count = posix_acl_xattr_count((size_t)buflen);
cFYI(1,("setting acl with %d entries from buf of length %d and version of %d",
- count,buflen,local_acl->a_version));
- if(local_acl->a_version != 2) {
- cFYI(1,("unknown POSIX ACL version %d",local_acl->a_version));
+ count, buflen, le32_to_cpu(local_acl->a_version)));
+ if(le32_to_cpu(local_acl->a_version) != 2) {
+ cFYI(1,("unknown POSIX ACL version %d",
+ le32_to_cpu(local_acl->a_version)));
return 0;
}
cifs_acl->version = cpu_to_le16(1);
if(acl_type == ACL_TYPE_ACCESS)
- cifs_acl->access_entry_count = count;
+ cifs_acl->access_entry_count = cpu_to_le16(count);
else if(acl_type == ACL_TYPE_DEFAULT)
- cifs_acl->default_entry_count = count;
+ cifs_acl->default_entry_count = cpu_to_le16(count);
else {
cFYI(1,("unknown ACL type %d",acl_type));
return 0;
cFYI(1, ("Send error in QueryInfo = %d", rc));
} else if (pFinfo) { /* decode response */
memset(pFinfo, 0, sizeof(FILE_ALL_INFO));
- pFinfo->AllocationSize = (__le64) pSMBr->size;
- pFinfo->EndOfFile = (__le64) pSMBr->size;
- pFinfo->Attributes = (__le32) pSMBr->attr;
+ pFinfo->AllocationSize =
+ cpu_to_le64(le32_to_cpu(pSMBr->size));
+ pFinfo->EndOfFile = pFinfo->AllocationSize;
+ pFinfo->Attributes =
+ cpu_to_le32(le16_to_cpu(pSMBr->attr));
} else
rc = -EIO; /* bad buffer passed in */
return rc;
}
-#ifdef CONFIG_CIFS_EXPERIMENTAL
int
CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName,
goto GetInodeNumberRetry;
return rc;
}
-#endif /* CIFS_EXPERIMENTAL */
int
CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
temp = ((char *)referrals) + le16_to_cpu(referrals->DfsPathOffset);
if (pSMBr->hdr.Flags2 & SMBFLG2_UNICODE) {
cifs_strfromUCS_le(*targetUNCs,
- (wchar_t *) temp, name_len, nls_codepage);
+ (__le16 *) temp, name_len, nls_codepage);
} else {
strncpy(*targetUNCs,temp,name_len);
}
le64_to_cpu(response_data->TotalBlocks);
FSData->f_bfree =
le64_to_cpu(response_data->BlocksAvail);
- if(response_data->UserBlocksAvail == -1) {
+ if(response_data->UserBlocksAvail == cpu_to_le64(-1)) {
FSData->f_bavail = FSData->f_bfree;
} else {
FSData->f_bavail =
le64_to_cpu(response_data->UserBlocksAvail);
}
- if(response_data->TotalFileNodes != -1)
+ if(response_data->TotalFileNodes != cpu_to_le64(-1))
FSData->f_files =
le64_to_cpu(response_data->TotalFileNodes);
- if(response_data->FreeFileNodes != -1)
+ if(response_data->FreeFileNodes != cpu_to_le64(-1))
FSData->f_ffree =
le64_to_cpu(response_data->FreeFileNodes);
}
cFYI(1, ("Error in Notify = %d", rc));
} else {
/* Add file to outstanding requests */
+ /* BB change to kmem cache alloc */
dnotify_req = (struct dir_notify_req *) kmalloc(
- sizeof(struct dir_notify_req), GFP_KERNEL);
- dnotify_req->Pid = pSMB->hdr.Pid;
- dnotify_req->PidHigh = pSMB->hdr.PidHigh;
- dnotify_req->Mid = pSMB->hdr.Mid;
- dnotify_req->Tid = pSMB->hdr.Tid;
- dnotify_req->Uid = pSMB->hdr.Uid;
- dnotify_req->netfid = netfid;
- dnotify_req->pfile = pfile;
- dnotify_req->filter = filter;
- dnotify_req->multishot = multishot;
- spin_lock(&GlobalMid_Lock);
- list_add_tail(&dnotify_req->lhead, &GlobalDnotifyReqList);
- spin_unlock(&GlobalMid_Lock);
+ sizeof(struct dir_notify_req),
+ GFP_KERNEL);
+ if(dnotify_req) {
+ dnotify_req->Pid = pSMB->hdr.Pid;
+ dnotify_req->PidHigh = pSMB->hdr.PidHigh;
+ dnotify_req->Mid = pSMB->hdr.Mid;
+ dnotify_req->Tid = pSMB->hdr.Tid;
+ dnotify_req->Uid = pSMB->hdr.Uid;
+ dnotify_req->netfid = netfid;
+ dnotify_req->pfile = pfile;
+ dnotify_req->filter = filter;
+ dnotify_req->multishot = multishot;
+ spin_lock(&GlobalMid_Lock);
+ list_add_tail(&dnotify_req->lhead,
+ &GlobalDnotifyReqList);
+ spin_unlock(&GlobalMid_Lock);
+ } else
+ rc = -ENOMEM;
}
cifs_buf_release(pSMB);
return rc;