/*
* fs/cifs/cifssmb.c
*
- * Copyright (C) International Business Machines Corp., 2002,2007
+ * Copyright (C) International Business Machines Corp., 2002,2008
* Author(s): Steve French (sfrench@us.ibm.com)
*
* Contains the routines for constructing the SMB PDUs themselves
to this tcon */
}
-/* If the return code is zero, this function must fill in request_buf pointer */
+/* Allocate and return pointer to an SMB request buffer, and set basic
+ SMB information in the SMB header. If the return code is zero, this
+ function must have filled in request_buf pointer */
static int
small_smb_init(int smb_command, int wct, struct cifsTconInfo *tcon,
- void **request_buf /* returned */)
+ void **request_buf)
{
int rc = 0;
*response_buf = *request_buf;
header_assemble((struct smb_hdr *) *request_buf, smb_command, tcon,
- wct /*wct */ );
+ wct);
if (tcon != NULL)
cifs_stats_inc(&tcon->num_smbs_sent);
if (remain >= (MIN_TZ_ADJ / 2))
result += MIN_TZ_ADJ;
if (val < 0)
- result = - result;
+ result = -result;
server->timeAdj = result;
} else {
server->timeAdj = (int)tmp;
server->maxBuf = min(le32_to_cpu(pSMBr->MaxBufferSize),
(__u32) CIFSMaxBufSize + MAX_CIFS_HDR_SIZE);
server->maxRw = le32_to_cpu(pSMBr->MaxRawSize);
- cFYI(0, ("Max buf = %d", ses->server->maxBuf));
+ cFYI(DBG2, ("Max buf = %d", ses->server->maxBuf));
GETU32(ses->server->sessid) = le32_to_cpu(pSMBr->SessionKey);
server->capabilities = le32_to_cpu(pSMBr->Capabilities);
server->timeAdj = (int)(__s16)le16_to_cpu(pSMBr->ServerTimeZone);
CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon)
{
struct smb_hdr *smb_buffer;
- struct smb_hdr *smb_buffer_response; /* BB removeme BB */
int rc = 0;
- int length;
cFYI(1, ("In tree disconnect"));
/*
if (rc) {
up(&tcon->tconSem);
return rc;
- } else {
- smb_buffer_response = smb_buffer; /* BB removeme BB */
}
- rc = SendReceive(xid, tcon->ses, smb_buffer, smb_buffer_response,
- &length, 0);
+
+ rc = SendReceiveNoRsp(xid, tcon->ses, smb_buffer, 0);
if (rc)
cFYI(1, ("Tree disconnect failed %d", rc));
- if (smb_buffer)
- cifs_small_buf_release(smb_buffer);
up(&tcon->tconSem);
/* No need to return error on this operation if tid invalidated and
int
CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses)
{
- struct smb_hdr *smb_buffer_response;
LOGOFF_ANDX_REQ *pSMB;
int rc = 0;
- int length;
cFYI(1, ("In SMBLogoff for session disconnect"));
if (ses)
return rc;
}
- smb_buffer_response = (struct smb_hdr *)pSMB; /* BB removeme BB */
-
if (ses->server) {
pSMB->hdr.Mid = GetNextMid(ses->server);
pSMB->hdr.Uid = ses->Suid;
pSMB->AndXCommand = 0xFF;
- rc = SendReceive(xid, ses, (struct smb_hdr *) pSMB,
- smb_buffer_response, &length, 0);
+ rc = SendReceiveNoRsp(xid, ses, (struct smb_hdr *) pSMB, 0);
if (ses->server) {
atomic_dec(&ses->server->socketUseCount);
if (atomic_read(&ses->server->socketUseCount) == 0) {
}
}
up(&ses->sesSem);
- cifs_small_buf_release(pSMB);
/* if session dead then we do not need to do ulogoff,
since server closed smb session, no sense reporting
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ if (rc)
cFYI(1, ("Posix delete returned %d", rc));
- }
cifs_buf_release(pSMB);
cifs_stats_inc(&tcon->num_deletes);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
cifs_stats_inc(&tcon->num_deletes);
- if (rc) {
+ if (rc)
cFYI(1, ("Error in RMFile = %d", rc));
- }
cifs_buf_release(pSMB);
if (rc == -EAGAIN)
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
cifs_stats_inc(&tcon->num_rmdirs);
- if (rc) {
+ if (rc)
cFYI(1, ("Error in RMDir = %d", rc));
- }
cifs_buf_release(pSMB);
if (rc == -EAGAIN)
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
cifs_stats_inc(&tcon->num_mkdirs);
- if (rc) {
+ if (rc)
cFYI(1, ("Error in Mkdir = %d", rc));
- }
cifs_buf_release(pSMB);
if (rc == -EAGAIN)
int
CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon, __u32 posix_flags,
- __u64 mode, __u16 * netfid, FILE_UNIX_BASIC_INFO *pRetData,
+ __u64 mode, __u16 *netfid, FILE_UNIX_BASIC_INFO *pRetData,
__u32 *pOplock, const char *name,
const struct nls_table *nls_codepage, int remap)
{
int rc = 0;
int bytes_returned = 0;
__u16 params, param_offset, offset, byte_count, count;
- OPEN_PSX_REQ * pdata;
- OPEN_PSX_RSP * psx_rsp;
+ OPEN_PSX_REQ *pdata;
+ OPEN_PSX_RSP *psx_rsp;
cFYI(1, ("In POSIX Create"));
PsxCreat:
/* check to make sure response data is there */
if (psx_rsp->ReturnedLevel != cpu_to_le16(SMB_QUERY_FILE_UNIX_BASIC)) {
pRetData->Type = cpu_to_le32(-1); /* unknown */
-#ifdef CONFIG_CIFS_DEBUG2
- cFYI(1, ("unknown type"));
-#endif
+ cFYI(DBG2, ("unknown type"));
} else {
if (pSMBr->ByteCount < sizeof(OPEN_PSX_RSP)
+ sizeof(FILE_UNIX_BASIC_INFO)) {
int
SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon,
const char *fileName, const int openDisposition,
- const int access_flags, const int create_options, __u16 * netfid,
- int *pOplock, FILE_ALL_INFO * pfile_info,
+ const int access_flags, const int create_options, __u16 *netfid,
+ int *pOplock, FILE_ALL_INFO *pfile_info,
const struct nls_table *nls_codepage, int remap)
{
int rc = -EACCES;
if (create_options & CREATE_OPTION_SPECIAL)
pSMB->FileAttributes = cpu_to_le16(ATTR_SYSTEM);
- else
- pSMB->FileAttributes = cpu_to_le16(0/*ATTR_NORMAL*/); /* BB FIXME */
+ else /* BB FIXME BB */
+ pSMB->FileAttributes = cpu_to_le16(0/*ATTR_NORMAL*/);
/* if ((omode & S_IWUGO) == 0)
pSMB->FileAttributes |= cpu_to_le32(ATTR_READONLY);*/
pSMB->ByteCount = cpu_to_le16(count);
/* long_op set to 1 to allow for oplock break timeouts */
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 1);
+ (struct smb_hdr *)pSMBr, &bytes_returned, CIFS_LONG_OP);
cifs_stats_inc(&tcon->num_opens);
if (rc) {
cFYI(1, ("Error in Open = %d", rc));
int
CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
const char *fileName, const int openDisposition,
- const int access_flags, const int create_options, __u16 * netfid,
- int *pOplock, FILE_ALL_INFO * pfile_info,
+ const int access_flags, const int create_options, __u16 *netfid,
+ int *pOplock, FILE_ALL_INFO *pfile_info,
const struct nls_table *nls_codepage, int remap)
{
int rc = -EACCES;
pSMB->ByteCount = cpu_to_le16(count);
/* long_op set to 1 to allow for oplock break timeouts */
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 1);
+ (struct smb_hdr *)pSMBr, &bytes_returned, CIFS_LONG_OP);
cifs_stats_inc(&tcon->num_opens);
if (rc) {
cFYI(1, ("Error in Open = %d", rc));
iov[0].iov_base = (char *)pSMB;
iov[0].iov_len = pSMB->hdr.smb_buf_length + 4;
rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovecs */,
- &resp_buf_type, 0 /* not long op */, 1 /* log err */ );
+ &resp_buf_type, CIFS_STD_OP | CIFS_LOG_ERROR);
cifs_stats_inc(&tcon->num_reads);
pSMBr = (READ_RSP *)iov[0].iov_base;
if (rc) {
} /* else setting file size with write of zero bytes */
if (wct == 14)
byte_count = bytes_sent + 1; /* pad */
- else /* wct == 12 */ {
+ else /* wct == 12 */
byte_count = bytes_sent + 5; /* bigger pad, smaller smb hdr */
- }
+
pSMB->DataLengthLow = cpu_to_le16(bytes_sent & 0xFFFF);
pSMB->DataLengthHigh = cpu_to_le16(bytes_sent >> 16);
pSMB->hdr.smb_buf_length += byte_count;
rc = SendReceive2(xid, tcon->ses, iov, n_vec + 1, &resp_buf_type,
- long_op, 0 /* do not log STATUS code */ );
+ long_op);
cifs_stats_inc(&tcon->num_writes);
if (rc) {
cFYI(1, ("Send error Write2 = %d", rc));
rc = -EIO;
*nbytes = 0;
} else {
- WRITE_RSP * pSMBr = (WRITE_RSP *)iov[0].iov_base;
+ WRITE_RSP *pSMBr = (WRITE_RSP *)iov[0].iov_base;
*nbytes = le16_to_cpu(pSMBr->CountHigh);
*nbytes = (*nbytes) << 16;
*nbytes += le16_to_cpu(pSMBr->Count);
int timeout = 0;
__u16 count;
- cFYI(1, ("In CIFSSMBLock - timeout %d numLock %d", waitFlag, numLock));
+ cFYI(1, ("CIFSSMBLock timeout %d numLock %d", waitFlag, numLock));
rc = small_smb_init(SMB_COM_LOCKING_ANDX, 8, tcon, (void **) &pSMB);
if (rc)
pSMBr = (LOCK_RSP *)pSMB; /* BB removeme BB */
if (lockType == LOCKING_ANDX_OPLOCK_RELEASE) {
- timeout = -1; /* no response expected */
+ timeout = CIFS_ASYNC_OP; /* no response expected */
pSMB->Timeout = 0;
} else if (waitFlag == TRUE) {
- timeout = 3; /* blocking operation, no timeout */
+ timeout = CIFS_BLOCKING_OP; /* blocking operation, no timeout */
pSMB->Timeout = cpu_to_le32(-1);/* blocking - do not time out */
} else {
pSMB->Timeout = 0;
if (waitFlag) {
rc = SendReceiveBlockingLock(xid, tcon, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned);
+ cifs_small_buf_release(pSMB);
} else {
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, timeout);
+ rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *)pSMB,
+ timeout);
+ /* SMB buffer freed by function above */
}
cifs_stats_inc(&tcon->num_locks);
- if (rc) {
+ if (rc)
cFYI(1, ("Send error in Lock = %d", rc));
- }
- cifs_small_buf_release(pSMB);
/* Note: On -EAGAIN error only caller can retry on handle based calls
since file handle passed in no longer valid */
int rc = 0;
int timeout = 0;
int bytes_returned = 0;
+ int resp_buf_type = 0;
__u16 params, param_offset, offset, byte_count, count;
+ struct kvec iov[1];
cFYI(1, ("Posix Lock"));
count = sizeof(struct cifs_posix_lock);
pSMB->MaxParameterCount = cpu_to_le16(2);
- pSMB->MaxDataCount = cpu_to_le16(1000); /* BB find max SMB PDU from sess */
+ pSMB->MaxDataCount = cpu_to_le16(1000); /* BB find max SMB from sess */
pSMB->SetupCount = 1;
pSMB->Reserved3 = 0;
if (get_flag)
parm_data->lock_type = cpu_to_le16(lock_type);
if (waitFlag) {
- timeout = 3; /* blocking operation, no timeout */
+ timeout = CIFS_BLOCKING_OP; /* blocking operation, no timeout */
parm_data->lock_flags = cpu_to_le16(1);
pSMB->Timeout = cpu_to_le32(-1);
} else
rc = SendReceiveBlockingLock(xid, tcon, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned);
} else {
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, timeout);
+ iov[0].iov_base = (char *)pSMB;
+ iov[0].iov_len = pSMB->hdr.smb_buf_length + 4;
+ rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovecs */,
+ &resp_buf_type, timeout);
+ pSMB = NULL; /* request buf already freed by SendReceive2. Do
+ not try to free it twice below on exit */
+ pSMBr = (struct smb_com_transaction2_sfi_rsp *)iov[0].iov_base;
}
if (rc) {
if (pSMB)
cifs_small_buf_release(pSMB);
+ if (resp_buf_type == CIFS_SMALL_BUFFER)
+ cifs_small_buf_release(iov[0].iov_base);
+ else if (resp_buf_type == CIFS_LARGE_BUFFER)
+ cifs_buf_release(iov[0].iov_base);
+
/* Note: On -EAGAIN error only caller can retry on handle based calls
since file handle passed in no longer valid */
{
int rc = 0;
CLOSE_REQ *pSMB = NULL;
- CLOSE_RSP *pSMBr = NULL;
- int bytes_returned;
cFYI(1, ("In CIFSSMBClose"));
/* do not retry on dead session on close */
if (rc)
return rc;
- pSMBr = (CLOSE_RSP *)pSMB; /* BB removeme BB */
-
pSMB->FileID = (__u16) smb_file_id;
pSMB->LastWriteTime = 0xFFFFFFFF;
pSMB->ByteCount = 0;
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 0);
+ rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0);
cifs_stats_inc(&tcon->num_closes);
if (rc) {
if (rc != -EINTR) {
}
}
- cifs_small_buf_release(pSMB);
-
/* Since session is dead, file will be closed on server already */
if (rc == -EAGAIN)
rc = 0;
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
cifs_stats_inc(&tcon->num_renames);
- if (rc) {
+ if (rc)
cFYI(1, ("Send error in rename = %d", rc));
- }
cifs_buf_release(pSMB);
data_offset = (char *) (&pSMB->hdr.Protocol) + offset;
rename_info = (struct set_file_rename *) data_offset;
pSMB->MaxParameterCount = cpu_to_le16(2);
- pSMB->MaxDataCount = cpu_to_le16(1000); /* BB find max SMB PDU from sess */
+ pSMB->MaxDataCount = cpu_to_le16(1000); /* BB find max SMB from sess */
pSMB->SetupCount = 1;
pSMB->Reserved3 = 0;
pSMB->SubCommand = cpu_to_le16(TRANS2_SET_FILE_INFORMATION);
rc = SendReceive(xid, pTcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
cifs_stats_inc(&pTcon->num_t2renames);
- if (rc) {
+ if (rc)
cFYI(1, ("Send error in Rename (by file handle) = %d", rc));
- }
cifs_buf_release(pSMB);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
cifs_stats_inc(&tcon->num_symlinks);
- if (rc) {
+ if (rc)
cFYI(1, ("Send error in SetPathInfo create symlink = %d", rc));
- }
if (pSMB)
cifs_buf_release(pSMB);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
cifs_stats_inc(&tcon->num_hardlinks);
- if (rc) {
+ if (rc)
cFYI(1, ("Send error in SetPathInfo (hard link) = %d", rc));
- }
cifs_buf_release(pSMB);
if (rc == -EAGAIN)
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
cifs_stats_inc(&tcon->num_hardlinks);
- if (rc) {
+ if (rc)
cFYI(1, ("Send error in hard link (NT rename) = %d", rc));
- }
+
cifs_buf_release(pSMB);
if (rc == -EAGAIN)
goto winCreateHardLinkRetry;
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ if (rc)
cFYI(1, ("Set POSIX ACL returned %d", rc));
- }
setACLerrorExit:
cifs_buf_release(pSMB);
/* BB fix tabs in this function FIXME BB */
int
CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
- const int netfid, __u64 * pExtAttrBits, __u64 *pMask)
+ const int netfid, __u64 *pExtAttrBits, __u64 *pMask)
{
int rc = 0;
struct smb_t2_qfi_req *pSMB = NULL;
if (rc)
return rc;
- params = 2 /* level */ +2 /* fid */;
+ params = 2 /* level */ + 2 /* fid */;
pSMB->t2.TotalDataCount = 0;
pSMB->t2.MaxParameterCount = cpu_to_le16(4);
/* BB find exact max data count below from sess structure BB */
{
int rc = 0;
int buf_type = 0;
- QUERY_SEC_DESC_REQ * pSMB;
+ QUERY_SEC_DESC_REQ *pSMB;
struct kvec iov[1];
cFYI(1, ("GetCifsACL"));
iov[0].iov_len = pSMB->hdr.smb_buf_length + 4;
rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovec */, &buf_type,
- 0 /* not long op */, 0 /* do not log STATUS codes */ );
+ CIFS_STD_OP);
cifs_stats_inc(&tcon->num_acl_get);
if (rc) {
cFYI(1, ("Send error in QuerySecDesc = %d", rc));
} else { /* decode response */
- __le32 * parm;
+ __le32 *parm;
__u32 parm_len;
__u32 acl_len;
struct smb_com_ntransact_rsp *pSMBr;
/* cifs_small_buf_release(pSMB); */ /* Freed earlier now in SendReceive2 */
return rc;
}
+
+int
+CIFSSMBSetCIFSACL(const int xid, struct cifsTconInfo *tcon, __u16 fid,
+ struct cifs_ntsd *pntsd, __u32 acllen)
+{
+ __u16 byte_count, param_count, data_count, param_offset, data_offset;
+ int rc = 0;
+ int bytes_returned = 0;
+ SET_SEC_DESC_REQ *pSMB = NULL;
+ NTRANSACT_RSP *pSMBr = NULL;
+
+setCifsAclRetry:
+ rc = smb_init(SMB_COM_NT_TRANSACT, 19, tcon, (void **) &pSMB,
+ (void **) &pSMBr);
+ if (rc)
+ return (rc);
+
+ pSMB->MaxSetupCount = 0;
+ pSMB->Reserved = 0;
+
+ param_count = 8;
+ param_offset = offsetof(struct smb_com_transaction_ssec_req, Fid) - 4;
+ data_count = acllen;
+ data_offset = param_offset + param_count;
+ byte_count = 3 /* pad */ + param_count;
+
+ pSMB->DataCount = cpu_to_le32(data_count);
+ pSMB->TotalDataCount = pSMB->DataCount;
+ pSMB->MaxParameterCount = cpu_to_le32(4);
+ pSMB->MaxDataCount = cpu_to_le32(16384);
+ pSMB->ParameterCount = cpu_to_le32(param_count);
+ pSMB->ParameterOffset = cpu_to_le32(param_offset);
+ pSMB->TotalParameterCount = pSMB->ParameterCount;
+ pSMB->DataOffset = cpu_to_le32(data_offset);
+ pSMB->SetupCount = 0;
+ pSMB->SubCommand = cpu_to_le16(NT_TRANSACT_SET_SECURITY_DESC);
+ pSMB->ByteCount = cpu_to_le16(byte_count+data_count);
+
+ pSMB->Fid = fid; /* file handle always le */
+ pSMB->Reserved2 = 0;
+ pSMB->AclFlags = cpu_to_le32(CIFS_ACL_DACL);
+
+ if (pntsd && acllen) {
+ memcpy((char *) &pSMBr->hdr.Protocol + data_offset,
+ (char *) pntsd,
+ acllen);
+ pSMB->hdr.smb_buf_length += (byte_count + data_count);
+
+ } else
+ pSMB->hdr.smb_buf_length += byte_count;
+
+ rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
+ (struct smb_hdr *) pSMBr, &bytes_returned, 0);
+
+ cFYI(1, ("SetCIFSACL bytes_returned: %d, rc: %d", bytes_returned, rc));
+ if (rc)
+ cFYI(1, ("Set CIFS ACL returned %d", rc));
+ cifs_buf_release(pSMB);
+
+ if (rc == -EAGAIN)
+ goto setCifsAclRetry;
+
+ return (rc);
+}
+
#endif /* CONFIG_CIFS_EXPERIMENTAL */
/* Legacy Query Path Information call for lookup to old servers such
FILE_ALL_INFO *pFinfo,
const struct nls_table *nls_codepage, int remap)
{
- QUERY_INFORMATION_REQ * pSMB;
- QUERY_INFORMATION_RSP * pSMBr;
+ QUERY_INFORMATION_REQ *pSMB;
+ QUERY_INFORMATION_RSP *pSMBr;
int rc = 0;
int bytes_returned;
int name_len;
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
if (rc) {
cFYI(1, ("Send error in QueryInfo = %d", rc));
- } else if (pFinfo) { /* decode response */
+ } else if (pFinfo) {
struct timespec ts;
__u32 time = le32_to_cpu(pSMBr->last_write_time);
+
+ /* decode response */
/* BB FIXME - add time zone adjustment BB */
memset(pFinfo, 0, sizeof(FILE_ALL_INFO));
ts.tv_nsec = 0;
int
CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName,
- FILE_ALL_INFO * pFindData,
+ FILE_ALL_INFO *pFindData,
int legacy /* old style infolevel */,
const struct nls_table *nls_codepage, int remap)
{
else if (pFindData) {
int size;
__u16 data_offset = le16_to_cpu(pSMBr->t2.DataOffset);
- if (legacy) /* we do not read the last field, EAsize,
- fortunately since it varies by subdialect
- and on Set vs. Get, is two bytes or 4
- bytes depending but we don't care here */
+
+ /* On legacy responses we do not read the last field,
+ EAsize, fortunately since it varies by subdialect and
+ also note it differs on Set vs. Get, ie two bytes or 4
+ bytes depending but we don't care here */
+ if (legacy)
size = sizeof(FILE_INFO_STANDARD);
else
size = sizeof(FILE_ALL_INFO);
return rc;
}
-#if 0 /* function unused at present */
-int CIFSFindSingle(const int xid, struct cifsTconInfo *tcon,
- const char *searchName, FILE_ALL_INFO * findData,
- const struct nls_table *nls_codepage)
-{
-/* level 257 SMB_ */
- TRANSACTION2_FFIRST_REQ *pSMB = NULL;
- TRANSACTION2_FFIRST_RSP *pSMBr = NULL;
- int rc = 0;
- int bytes_returned;
- int name_len;
- __u16 params, byte_count;
-
- cFYI(1, ("In FindUnique"));
-findUniqueRetry:
- rc = smb_init(SMB_COM_TRANSACTION2, 15, tcon, (void **) &pSMB,
- (void **) &pSMBr);
- if (rc)
- return rc;
-
- if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
- name_len =
- cifsConvertToUCS((__le16 *) pSMB->FileName, searchName,
- PATH_MAX, nls_codepage);
- name_len++; /* trailing null */
- name_len *= 2;
- } else { /* BB improve the check for buffer overruns BB */
- name_len = strnlen(searchName, PATH_MAX);
- name_len++; /* trailing null */
- strncpy(pSMB->FileName, searchName, name_len);
- }
-
- params = 12 + name_len /* includes null */ ;
- pSMB->TotalDataCount = 0; /* no EAs */
- pSMB->MaxParameterCount = cpu_to_le16(2);
- pSMB->MaxDataCount = cpu_to_le16(4000); /* BB find exact max SMB PDU from sess structure BB */
- pSMB->MaxSetupCount = 0;
- pSMB->Reserved = 0;
- pSMB->Flags = 0;
- pSMB->Timeout = 0;
- pSMB->Reserved2 = 0;
- pSMB->ParameterOffset = cpu_to_le16(
- offsetof(struct smb_com_transaction2_ffirst_req, InformationLevel)-4);
- pSMB->DataCount = 0;
- pSMB->DataOffset = 0;
- pSMB->SetupCount = 1; /* one byte, no need to le convert */
- pSMB->Reserved3 = 0;
- pSMB->SubCommand = cpu_to_le16(TRANS2_FIND_FIRST);
- byte_count = params + 1 /* pad */ ;
- pSMB->TotalParameterCount = cpu_to_le16(params);
- pSMB->ParameterCount = pSMB->TotalParameterCount;
- pSMB->SearchAttributes =
- cpu_to_le16(ATTR_READONLY | ATTR_HIDDEN | ATTR_SYSTEM |
- ATTR_DIRECTORY);
- pSMB->SearchCount = cpu_to_le16(16); /* BB increase */
- pSMB->SearchFlags = cpu_to_le16(1);
- pSMB->InformationLevel = cpu_to_le16(SMB_FIND_FILE_DIRECTORY_INFO);
- pSMB->SearchStorageType = 0; /* BB what should we set this to? BB */
- pSMB->hdr.smb_buf_length += byte_count;
- pSMB->ByteCount = cpu_to_le16(byte_count);
-
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 0);
-
- if (rc) {
- cFYI(1, ("Send error in FindFileDirInfo = %d", rc));
- } else { /* decode response */
- cifs_stats_inc(&tcon->num_ffirst);
- /* BB fill in */
- }
-
- cifs_buf_release(pSMB);
- if (rc == -EAGAIN)
- goto findUniqueRetry;
-
- return rc;
-}
-#endif /* end unused (temporarily) function */
-
/* xid, tcon, searchName and codepage are input parms, rest are returned */
int
CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
/* level 257 SMB_ */
TRANSACTION2_FFIRST_REQ *pSMB = NULL;
TRANSACTION2_FFIRST_RSP *pSMBr = NULL;
- T2_FFIRST_RSP_PARMS * parms;
+ T2_FFIRST_RSP_PARMS *parms;
int rc = 0;
int bytes_returned = 0;
int name_len;
{
TRANSACTION2_FNEXT_REQ *pSMB = NULL;
TRANSACTION2_FNEXT_RSP *pSMBr = NULL;
- T2_FNEXT_RSP_PARMS * parms;
+ T2_FNEXT_RSP_PARMS *parms;
char *response_data;
int rc = 0;
int bytes_returned, name_len;
{
int rc = 0;
FINDCLOSE_REQ *pSMB = NULL;
- CLOSE_RSP *pSMBr = NULL; /* BB removeme BB */
- int bytes_returned;
cFYI(1, ("In CIFSSMBFindClose"));
rc = small_smb_init(SMB_COM_FIND_CLOSE2, 1, tcon, (void **)&pSMB);
if (rc)
return rc;
- pSMBr = (CLOSE_RSP *)pSMB; /* BB removeme BB */
pSMB->FileID = searchHandle;
pSMB->ByteCount = 0;
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0);
+ if (rc)
cERROR(1, ("Send error in FindClose = %d", rc));
- }
+
cifs_stats_inc(&tcon->num_fclose);
- cifs_small_buf_release(pSMB);
/* Since session is dead, search handle closed on server already */
if (rc == -EAGAIN)
int
CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName,
- __u64 * inode_number,
+ __u64 *inode_number,
const struct nls_table *nls_codepage, int remap)
{
int rc = 0;
cERROR(1, ("Send error in SETFSUnixInfo = %d", rc));
} else { /* decode response */
rc = validate_t2((struct smb_t2_rsp *)pSMBr);
- if (rc) {
+ if (rc)
rc = -EIO; /* bad smb */
- }
}
cifs_buf_release(pSMB);
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ if (rc)
cFYI(1, ("SetPathInfo (file size) returned %d", rc));
- }
cifs_buf_release(pSMB);
__u16 fid, __u32 pid_of_opener, int SetAllocation)
{
struct smb_com_transaction2_sfi_req *pSMB = NULL;
- struct smb_com_transaction2_sfi_rsp *pSMBr = NULL;
char *data_offset;
struct file_end_of_file_info *parm_data;
int rc = 0;
- int bytes_returned = 0;
__u16 params, param_offset, offset, byte_count, count;
cFYI(1, ("SetFileSize (via SetFileInfo) %lld",
if (rc)
return rc;
- pSMBr = (struct smb_com_transaction2_sfi_rsp *)pSMB;
-
pSMB->hdr.Pid = cpu_to_le16((__u16)pid_of_opener);
pSMB->hdr.PidHigh = cpu_to_le16((__u16)(pid_of_opener >> 16));
pSMB->Reserved4 = 0;
pSMB->hdr.smb_buf_length += byte_count;
pSMB->ByteCount = cpu_to_le16(byte_count);
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 0);
+ rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0);
if (rc) {
cFYI(1,
("Send error in SetFileInfo (SetFileSize) = %d",
rc));
}
- if (pSMB)
- cifs_small_buf_release(pSMB);
-
/* Note: On -EAGAIN error only caller can retry on handle based calls
since file handle passed in no longer valid */
const FILE_BASIC_INFO *data, __u16 fid)
{
struct smb_com_transaction2_sfi_req *pSMB = NULL;
- struct smb_com_transaction2_sfi_rsp *pSMBr = NULL;
char *data_offset;
int rc = 0;
- int bytes_returned = 0;
__u16 params, param_offset, offset, byte_count, count;
cFYI(1, ("Set Times (via SetFileInfo)"));
if (rc)
return rc;
- pSMBr = (struct smb_com_transaction2_sfi_rsp *)pSMB;
-
/* At this point there is no need to override the current pid
with the pid of the opener, but that could change if we someday
use an existing handle (rather than opening one on the fly) */
pSMB->hdr.smb_buf_length += byte_count;
pSMB->ByteCount = cpu_to_le16(byte_count);
memcpy(data_offset, data, sizeof(FILE_BASIC_INFO));
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0);
+ if (rc)
cFYI(1, ("Send error in Set Time (SetFileInfo) = %d", rc));
- }
-
- cifs_small_buf_release(pSMB);
/* Note: On -EAGAIN error only caller can retry on handle based calls
since file handle passed in no longer valid */
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ if (rc)
cFYI(1, ("SetPathInfo (times) returned %d", rc));
- }
cifs_buf_release(pSMB);
pSMB->ByteCount = cpu_to_le16(name_len + 1);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ if (rc)
cFYI(1, ("Error in LegacySetAttr = %d", rc));
- }
cifs_buf_release(pSMB);
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ if (rc)
cFYI(1, ("SetPathInfo (perms) returned %d", rc));
- }
if (pSMB)
cifs_buf_release(pSMB);
pSMB->ByteCount = 0;
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, -1);
+ (struct smb_hdr *)pSMBr, &bytes_returned,
+ CIFS_ASYNC_OP);
if (rc) {
cFYI(1, ("Error in Notify = %d", rc));
} else {
else
name_len = strnlen(ea_name, 255);
- count = sizeof(*parm_data) + ea_value_len + name_len + 1;
+ count = sizeof(*parm_data) + ea_value_len + name_len;
pSMB->MaxParameterCount = cpu_to_le16(2);
pSMB->MaxDataCount = cpu_to_le16(1000); /* BB find max SMB size from sess */
pSMB->MaxSetupCount = 0;
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
+ if (rc)
cFYI(1, ("SetPathInfo (EA) returned %d", rc));
- }
cifs_buf_release(pSMB);
projects / linux-2.6-omap-h63xx.git / blobdiff