}
int
-CIFSSMBQFSAttributeInfo(const int xid, struct cifsTconInfo *tcon,
+CIFSSMBQFSAttributeInfo(int xid, struct cifsTconInfo *tcon,
const struct nls_table *nls_codepage)
{
/* level 0x105 SMB_QUERY_FILE_SYSTEM_INFO */
}
int
-CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon,
+CIFSSMBQFSDeviceInfo(int xid, struct cifsTconInfo *tcon,
const struct nls_table *nls_codepage)
{
/* level 0x104 SMB_QUERY_FILE_SYSTEM_INFO */
}
int
-CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
+CIFSSMBQFSUnixInfo(int xid, struct cifsTconInfo *tcon,
const struct nls_table *nls_codepage)
{
/* level 0x200 SMB_QUERY_CIFS_UNIX_INFO */
in Samba which this routine can run into */
int
-CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon, const char *fileName,
+CIFSSMBSetEOF(int xid, struct cifsTconInfo *tcon, char *fileName,
__u64 size, int SetAllocation, const struct nls_table *nls_codepage)
{
struct smb_com_transaction2_spi_req *pSMB = NULL;
}
int
-CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon, const char *fileName,
- const FILE_BASIC_INFO * data,
- const struct nls_table *nls_codepage)
+CIFSSMBSetTimes(int xid, struct cifsTconInfo *tcon, char *fileName,
+ FILE_BASIC_INFO * data, const struct nls_table *nls_codepage)
{
TRANSACTION2_SPI_REQ *pSMB = NULL;
TRANSACTION2_SPI_RSP *pSMBr = NULL;
return rc;
}
-
-int
-CIFSSMBSetTimesLegacy(int xid, struct cifsTconInfo *tcon, char *fileName,
- FILE_INFO_STANDARD * data, const struct nls_table *nls_codepage)
-{
- TRANSACTION2_SPI_REQ *pSMB = NULL;
- TRANSACTION2_SPI_RSP *pSMBr = NULL;
- int name_len;
- int rc = 0;
- int bytes_returned = 0;
- char *data_offset;
-
- cFYI(1, ("In SetTimesLegacy"));
-
-SetTimesRetryLegacy:
- rc = smb_init(SMB_COM_TRANSACTION2, 15, tcon, (void **) &pSMB,
- (void **) &pSMBr);
- if (rc)
- return rc;
-
- if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
- name_len =
- cifs_strtoUCS((wchar_t *) pSMB->FileName, fileName, 530
- /* find define for this maxpathcomponent */
- , nls_codepage);
- name_len++; /* trailing null */
- name_len *= 2;
- } else { /* BB improve the check for buffer overruns BB */
- name_len = strnlen(fileName, 530);
- name_len++; /* trailing null */
- strncpy(pSMB->FileName, fileName, name_len);
- }
-/* BB fixme - we have to map to FILE_STANDARD_INFO (level 1 info
- in parent function, from the better and ususal FILE_BASIC_INFO */
- pSMB->ParameterCount = 6 + name_len;
- pSMB->DataCount = sizeof (FILE_INFO_STANDARD);
- pSMB->MaxParameterCount = cpu_to_le16(2);
- pSMB->MaxDataCount = cpu_to_le16(1000); /* 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 = offsetof(struct smb_com_transaction2_spi_req,
- InformationLevel) - 4;
- pSMB->DataOffset = pSMB->ParameterOffset + pSMB->ParameterCount;
- data_offset = (char *) (&pSMB->hdr.Protocol) + pSMB->DataOffset;
- pSMB->ParameterOffset = cpu_to_le16(pSMB->ParameterOffset);
- pSMB->DataOffset = cpu_to_le16(pSMB->DataOffset);
- pSMB->SetupCount = 1;
- pSMB->Reserved3 = 0;
- pSMB->SubCommand = cpu_to_le16(TRANS2_SET_PATH_INFORMATION);
- pSMB->ByteCount = 3 /* pad */ + pSMB->ParameterCount + pSMB->DataCount;
-
- pSMB->DataCount = cpu_to_le16(pSMB->DataCount);
- pSMB->ParameterCount = cpu_to_le16(pSMB->ParameterCount);
- pSMB->TotalDataCount = pSMB->DataCount;
- pSMB->TotalParameterCount = pSMB->ParameterCount;
- /* I doubt that passthrough levels apply to this old
- preNT info level */
-/* if (tcon->ses->capabilities & CAP_INFOLEVEL_PASSTHRU)
- pSMB->InformationLevel = cpu_to_le16(SMB_SET_FILE_BASIC_INFO2);
- else*/
- pSMB->InformationLevel = cpu_to_le16(SMB_INFO_STANDARD);
- pSMB->Reserved4 = 0;
- pSMB->hdr.smb_buf_length += pSMB->ByteCount;
- memcpy(data_offset, data, sizeof (FILE_INFO_STANDARD));
- pSMB->ByteCount = cpu_to_le16(pSMB->ByteCount);
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
- cFYI(1, ("SetPathInfo (times legacy) returned %d", rc));
- }
-
- if (pSMB)
- cifs_buf_release(pSMB);
-
- if (rc == -EAGAIN)
- goto SetTimesRetryLegacy;
-
- return rc;
-}
-
int
CIFSSMBUnixSetPerms(const int xid, struct cifsTconInfo *tcon,
char *fileName, __u64 mode, __u64 uid, __u64 gid,
return rc;
}
#ifdef CONFIG_CIFS_XATTR
-ssize_t
+int
CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName,
- char * EAData, size_t buf_size,
+ char * EAData, size_t size,
const struct nls_table *nls_codepage)
{
/* BB assumes one setup word */
int rc = 0;
int bytes_returned;
int name_len;
- struct fea * temp_fea;
- char * temp_ptr;
cFYI(1, ("In Query All EAs path %s", searchName));
QAllEAsRetry:
, nls_codepage);
name_len++; /* trailing null */
name_len *= 2;
- } else { /* BB improve the check for buffer overruns BB */
+ } else { /* BB improve the check for buffer overruns BB */
name_len = strnlen(searchName, 530);
name_len++; /* trailing null */
strncpy(pSMB->FileName, searchName, name_len);
ea_response_data = (struct fealist *)
(((char *) &pSMBr->hdr.Protocol) +
pSMBr->DataOffset);
- ea_response_data->list_len =
- cpu_to_le32(ea_response_data->list_len);
cFYI(1,("ea length %d",ea_response_data->list_len));
- name_len = ea_response_data->list_len;
- if(name_len <= 8) {
- /* returned EA size zeroed at top of function */
- cFYI(1,("empty EA list returned from server"));
- } else {
- /* account for ea list len */
- name_len -= 4;
- temp_fea = ea_response_data->list;
- temp_ptr = (char *)temp_fea;
- while(name_len > 0) {
- name_len -= 4;
- temp_ptr += 4;
- rc += temp_fea->name_len;
- /* account for prefix user. and trailing null */
- rc = rc + 5 + 1;
- if(rc<buf_size) {
- memcpy(EAData,"user.",5);
- EAData+=5;
- memcpy(EAData,temp_ptr,temp_fea->name_len);
- EAData+=temp_fea->name_len;
- /* null terminate name */
- *EAData = 0;
- EAData = EAData + 1;
- } else if(buf_size == 0) {
- /* skip copy - calc size only */
- } else {
- /* stop before overrun buffer */
- rc = -ERANGE;
- break;
- }
- name_len -= temp_fea->name_len;
- temp_ptr += temp_fea->name_len;
- /* account for trailing null */
- name_len--;
- temp_ptr++;
- temp_fea->value_len = cpu_to_le16(temp_fea->value_len);
- name_len -= temp_fea->value_len;
- temp_ptr += temp_fea->value_len;
- /* BB check that temp_ptr is still within smb BB*/
- /* no trailing null to account for in value len */
- /* go on to next EA */
- temp_fea = (struct fea *)temp_ptr;
- }
- }
}
}
if (pSMB)
return rc;
}
-
-ssize_t CIFSSMBQueryEA(const int xid,struct cifsTconInfo * tcon,
- const unsigned char * searchName,const unsigned char * ea_name,
- unsigned char * ea_value, size_t buf_size,
- const struct nls_table *nls_codepage)
-{
- TRANSACTION2_QPI_REQ *pSMB = NULL;
- TRANSACTION2_QPI_RSP *pSMBr = NULL;
- int rc = 0;
- int bytes_returned;
- int name_len;
- struct fea * temp_fea;
- char * temp_ptr;
-
- cFYI(1, ("In Query EA path %s", searchName));
-QEARetry:
- rc = smb_init(SMB_COM_TRANSACTION2, 15, tcon, (void **) &pSMB,
- (void **) &pSMBr);
- if (rc)
- return rc;
-
- if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
- name_len =
- cifs_strtoUCS((wchar_t *) pSMB->FileName, searchName, 530
- /* find define for this maxpathcomponent */
- , nls_codepage);
- name_len++; /* trailing null */
- name_len *= 2;
- } else { /* BB improve the check for buffer overruns BB */
- name_len = strnlen(searchName, 530);
- name_len++; /* trailing null */
- strncpy(pSMB->FileName, searchName, name_len);
- }
-
- pSMB->TotalParameterCount = 2 /* level */ + 4 /* reserved */ +
- name_len /* includes null */ ;
- pSMB->TotalDataCount = 0;
- 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_qpi_req ,InformationLevel) - 4);
- pSMB->DataCount = 0;
- pSMB->DataOffset = 0;
- pSMB->SetupCount = 1;
- pSMB->Reserved3 = 0;
- pSMB->SubCommand = cpu_to_le16(TRANS2_QUERY_PATH_INFORMATION);
- pSMB->ByteCount = pSMB->TotalParameterCount + 1 /* pad */ ;
- pSMB->TotalParameterCount = cpu_to_le16(pSMB->TotalParameterCount);
- pSMB->ParameterCount = pSMB->TotalParameterCount;
- pSMB->InformationLevel = cpu_to_le16(SMB_INFO_QUERY_ALL_EAS);
- pSMB->Reserved4 = 0;
- pSMB->hdr.smb_buf_length += pSMB->ByteCount;
- pSMB->ByteCount = cpu_to_le16(pSMB->ByteCount);
-
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
- cFYI(1, ("Send error in Query EA = %d", rc));
- } else { /* decode response */
- pSMBr->DataOffset = le16_to_cpu(pSMBr->DataOffset);
- /* BB also check enough total bytes returned */
- /* BB we need to improve the validity checking
- of these trans2 responses */
- if ((pSMBr->ByteCount < 4) || (pSMBr->DataOffset > 512))
- rc = -EIO; /* bad smb */
- /* else if (pFindData){
- memcpy((char *) pFindData,
- (char *) &pSMBr->hdr.Protocol +
- pSMBr->DataOffset, kl);
- }*/ else {
- /* check that length of list is not more than bcc */
- /* check that each entry does not go beyond length
- of list */
- /* check that each element of each entry does not
- go beyond end of list */
- struct fealist * ea_response_data;
- rc = -ENOENT;
- /* validate_trans2_offsets() */
- /* BB to check if(start of smb + pSMBr->DataOffset > &bcc+ bcc)*/
- ea_response_data = (struct fealist *)
- (((char *) &pSMBr->hdr.Protocol) +
- pSMBr->DataOffset);
- ea_response_data->list_len =
- cpu_to_le32(ea_response_data->list_len);
- cFYI(1,("ea length %d",ea_response_data->list_len));
- name_len = ea_response_data->list_len;
- if(name_len <= 8) {
- /* returned EA size zeroed at top of function */
- cFYI(1,("empty EA list returned from server"));
- } else {
- /* account for ea list len */
- name_len -= 4;
- temp_fea = ea_response_data->list;
- temp_ptr = (char *)temp_fea;
- /* loop through checking if we have a matching
- name and then return the associated value */
- while(name_len > 0) {
- name_len -= 4;
- temp_ptr += 4;
- temp_fea->value_len = cpu_to_le16(temp_fea->value_len);
- /* BB validate that value_len falls within SMB,
- even though maximum for name_len is 255 */
- if(memcmp(temp_fea->name,ea_name,
- temp_fea->name_len) == 0) {
- /* found a match */
- rc = temp_fea->value_len;
- /* account for prefix user. and trailing null */
- if(rc<=buf_size) {
- memcpy(ea_value,
- temp_fea->name+temp_fea->name_len+1,
- rc);
- /* ea values, unlike ea names,
- are not null terminated */
- } else if(buf_size == 0) {
- /* skip copy - calc size only */
- } else {
- /* stop before overrun buffer */
- rc = -ERANGE;
- }
- break;
- }
- name_len -= temp_fea->name_len;
- temp_ptr += temp_fea->name_len;
- /* account for trailing null */
- name_len--;
- temp_ptr++;
- name_len -= temp_fea->value_len;
- temp_ptr += temp_fea->value_len;
- /* no trailing null to account for in value len */
- /* go on to next EA */
- temp_fea = (struct fea *)temp_ptr;
- }
- }
- }
- }
- if (pSMB)
- cifs_buf_release(pSMB);
- if (rc == -EAGAIN)
- goto QEARetry;
-
- return rc;
-}
-
-int
-CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon, const char *fileName,
- const char * ea_name, const void * ea_value,
- const __u16 ea_value_len, const struct nls_table *nls_codepage)
-{
- struct smb_com_transaction2_spi_req *pSMB = NULL;
- struct smb_com_transaction2_spi_rsp *pSMBr = NULL;
- struct fealist *parm_data;
- int name_len;
- int rc = 0;
- int bytes_returned = 0;
-
- cFYI(1, ("In SetEA"));
-SetEARetry:
- rc = smb_init(SMB_COM_TRANSACTION2, 15, tcon, (void **) &pSMB,
- (void **) &pSMBr);
- if (rc)
- return rc;
-
- if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
- name_len =
- cifs_strtoUCS((wchar_t *) pSMB->FileName, fileName, 530
- /* find define for this maxpathcomponent */
- , nls_codepage);
- name_len++; /* trailing null */
- name_len *= 2;
- } else { /* BB improve the check for buffer overruns BB */
- name_len = strnlen(fileName, 530);
- name_len++; /* trailing null */
- strncpy(pSMB->FileName, fileName, name_len);
- }
-
- pSMB->ParameterCount = 6 + name_len;
-
- /* done calculating parms using name_len of file name,
- now use name_len to calculate length of ea name
- we are going to create in the inode xattrs */
- if(ea_name == NULL)
- name_len = 0;
- else
- name_len = strnlen(ea_name,255);
-
- pSMB->DataCount = sizeof(*parm_data) + ea_value_len + name_len + 1;
- pSMB->MaxParameterCount = cpu_to_le16(2);
- pSMB->MaxDataCount = cpu_to_le16(1000); /* BB find max SMB size from sess */
- pSMB->MaxSetupCount = 0;
- pSMB->Reserved = 0;
- pSMB->Flags = 0;
- pSMB->Timeout = 0;
- pSMB->Reserved2 = 0;
- pSMB->ParameterOffset = offsetof(struct smb_com_transaction2_spi_req,
- InformationLevel) - 4;
- pSMB->DataOffset = pSMB->ParameterOffset + pSMB->ParameterCount;
- pSMB->InformationLevel =
- cpu_to_le16(SMB_SET_FILE_EA);
-
- parm_data =
- (struct fealist *) (((char *) &pSMB->hdr.Protocol) +
- pSMB->DataOffset);
- pSMB->ParameterOffset = cpu_to_le16(pSMB->ParameterOffset);
- pSMB->DataOffset = cpu_to_le16(pSMB->DataOffset);
- pSMB->SetupCount = 1;
- pSMB->Reserved3 = 0;
- pSMB->SubCommand = cpu_to_le16(TRANS2_SET_PATH_INFORMATION);
- pSMB->ByteCount = 3 /* pad */ + pSMB->ParameterCount + pSMB->DataCount;
- pSMB->DataCount = cpu_to_le16(pSMB->DataCount);
- parm_data->list_len = (__u32)(pSMB->DataCount);
- parm_data->list[0].EA_flags = 0;
- /* we checked above that name len is less than 255 */
- parm_data->list[0].name_len = (__u8)name_len;;
- /* EA names are always ASCII */
- strncpy(parm_data->list[0].name,ea_name,name_len);
- parm_data->list[0].name[name_len] = 0;
- parm_data->list[0].value_len = cpu_to_le16(ea_value_len);
- /* caller ensures that ea_value_len is less than 64K but
- we need to ensure that it fits within the smb */
-
- /*BB add length check that it would fit in negotiated SMB buffer size BB */
- /* if(ea_value_len > buffer_size - 512 (enough for header)) */
- if(ea_value_len)
- memcpy(parm_data->list[0].name+name_len+1,ea_value,ea_value_len);
-
- pSMB->TotalDataCount = pSMB->DataCount;
- pSMB->ParameterCount = cpu_to_le16(pSMB->ParameterCount);
- pSMB->TotalParameterCount = pSMB->ParameterCount;
- pSMB->Reserved4 = 0;
- pSMB->hdr.smb_buf_length += pSMB->ByteCount;
- pSMB->ByteCount = cpu_to_le16(pSMB->ByteCount);
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
- (struct smb_hdr *) pSMBr, &bytes_returned, 0);
- if (rc) {
- cFYI(1, ("SetPathInfo (EA) returned %d", rc));
- }
-
- if (pSMB)
- cifs_buf_release(pSMB);
-
- if (rc == -EAGAIN)
- goto SetEARetry;
-
- return rc;
-}
-
#endif
git://git.onelab.eu / linux-2.6.git / blobdiff