smbcquota patch from metze

(This used to be commit 74fab8f0d24004b1dfd5ce0fd7402895652f941f)

1 files changed, 633 insertions, 0 deletions

diff --git a/source3/libsmb/cliquota.c b/source3/libsmb/cliquota.c
new file mode 100644
index 0000000000..a56a6bd674
--- /dev/null
+++ b/source3/libsmb/cliquota.c
@@ -0,0 +1,633 @@
+/* 
+   Unix SMB/CIFS implementation.
+   client quota functions
+   Copyright (C) Stefan (metze) Metzmacher	2003
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+BOOL cli_get_quota_handle(struct cli_state *cli, int *quota_fnum)
+{
+	*quota_fnum = cli_nt_create_full(cli, FAKE_FILE_NAME_QUOTA,
+		 0x00000016, DESIRED_ACCESS_PIPE,
+		 0x00000000, FILE_SHARE_READ|FILE_SHARE_WRITE,
+		 FILE_OPEN, 0x00000000, 0x03);
+		 
+	if (*quota_fnum == (-1)) {
+		return False;	
+	}
+
+	return True;
+}
+
+void free_ntquota_list(SMB_NTQUOTA_LIST **qt_list)
+{
+	if (!qt_list)
+		return;
+		
+	if ((*qt_list)->mem_ctx)
+		talloc_destroy((*qt_list)->mem_ctx);
+
+	(*qt_list) = NULL;
+
+	return;	
+}
+
+static BOOL parse_user_quota_record(const char *rdata, unsigned int rdata_count, unsigned int *offset, SMB_NTQUOTA_STRUCT *pqt)
+{
+	int sid_len;
+	SMB_NTQUOTA_STRUCT qt;
+
+	ZERO_STRUCT(qt);
+
+	if (!rdata||!offset||!pqt)
+		smb_panic("parse_quota_record: called with NULL POINTER!\n");
+
+	if (rdata_count < 40) {
+		return False;
+	}
+		
+	/* offset to next quota record.
+	 * 4 bytes IVAL(rdata,0)
+	 * unused here...
+	 */
+	*offset = IVAL(rdata,0);
+
+	/* sid len */
+	sid_len = IVAL(rdata,4);
+
+	if (rdata_count < 40+sid_len) {
+		return False;		
+	}
+
+	/* unknown 8 bytes in pdata 
+	 * maybe its the change time in NTTIME
+	 */
+
+	/* the used space 8 bytes (SMB_BIG_UINT)*/
+	qt.usedspace = (SMB_BIG_UINT)IVAL(rdata,16);
+#ifdef LARGE_SMB_OFF_T
+	qt.usedspace |= (((SMB_BIG_UINT)IVAL(rdata,20)) << 32);
+#else /* LARGE_SMB_OFF_T */
+	if ((IVAL(rdata,20) != 0)&&
+		((qt.usedspace != 0xFFFFFFFF)||
+		(IVAL(rdata,20)!=0xFFFFFFFF)))) {
+		/* more than 32 bits? */
+		return False;
+	}
+#endif /* LARGE_SMB_OFF_T */
+
+	/* the soft quotas 8 bytes (SMB_BIG_UINT)*/
+	qt.softlim = (SMB_BIG_UINT)IVAL(rdata,24);
+#ifdef LARGE_SMB_OFF_T
+	qt.softlim |= (((SMB_BIG_UINT)IVAL(rdata,28)) << 32);
+#else /* LARGE_SMB_OFF_T */
+	if ((IVAL(rdata,28) != 0)&&
+		((qt.softlim != 0xFFFFFFFF)||
+		(IVAL(rdata,28)!=0xFFFFFFFF)))) {
+		/* more than 32 bits? */
+		return False;
+	}
+#endif /* LARGE_SMB_OFF_T */
+
+	/* the hard quotas 8 bytes (SMB_BIG_UINT)*/
+	qt.hardlim = (SMB_BIG_UINT)IVAL(rdata,32);
+#ifdef LARGE_SMB_OFF_T
+	qt.hardlim |= (((SMB_BIG_UINT)IVAL(rdata,36)) << 32);
+#else /* LARGE_SMB_OFF_T */
+	if ((IVAL(rdata,36) != 0)&&
+		((qt.hardlim != 0xFFFFFFFF)||
+		(IVAL(rdata,36)!=0xFFFFFFFF)))) {
+		/* more than 32 bits? */
+		return False;
+	}
+#endif /* LARGE_SMB_OFF_T */
+	
+	sid_parse(rdata+40,sid_len,&qt.sid);
+
+	qt.qtype = SMB_USER_QUOTA_TYPE;
+
+	*pqt = qt;
+
+	return True;
+}
+
+BOOL cli_get_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
+{
+	BOOL ret = False;
+	uint16 setup;
+	char params[16];
+	unsigned int data_len;
+	char data[SID_MAX_SIZE+8];
+	char *rparam=NULL, *rdata=NULL;
+	unsigned int rparam_count=0, rdata_count=0;
+	unsigned int sid_len;
+	unsigned int offset;
+
+	if (!cli||!pqt)
+		smb_panic("cli_get_user_quota() called with NULL Pointer!");
+
+	setup = NT_TRANSACT_GET_USER_QUOTA;
+
+	SSVAL(params, 0,quota_fnum);
+	SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_FOR_SID);
+	SIVAL(params, 4,0x00000024);
+	SIVAL(params, 8,0x00000000);
+	SIVAL(params,12,0x00000024);
+	
+	sid_len = sid_size(&pqt->sid);
+	data_len = sid_len+8;
+	SIVAL(data, 0, 0x00000000);
+	SIVAL(data, 4, sid_len);
+	sid_linearize(data+8, sid_len, &pqt->sid);
+	
+	if (!cli_send_nt_trans(cli, 
+			       NT_TRANSACT_GET_USER_QUOTA, 
+			       0, 
+			       &setup, 1, 0,
+			       params, 16, 4,
+			       data, data_len, 112)) {
+		DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
+		goto cleanup;
+	}
+
+
+	if (!cli_receive_nt_trans(cli,
+				  &rparam, &rparam_count,
+				  &rdata, &rdata_count)) {
+		DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
+		goto cleanup;
+	}
+
+	if (cli_is_error(cli)) {
+		ret = False;
+		goto cleanup;
+	} else {
+		ret = True;
+	}
+
+	if ((rparam&&rdata)&&(rparam_count>=4&&rdata_count>=8)) {
+		ret = parse_user_quota_record(rdata, rdata_count, &offset, pqt);
+	} else {
+		DEBUG(0,("Got INVALID NT_TRANSACT_GET_USER_QUOTA reply.\n"));
+		ret = False; 
+	}
+
+ cleanup:
+	SAFE_FREE(rparam);
+	SAFE_FREE(rdata); 
+	return ret;
+}
+
+BOOL cli_set_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
+{
+	BOOL ret = False;
+	uint16 setup;
+	char params[2];
+	char data[112];
+	char *rparam=NULL, *rdata=NULL;
+	unsigned int rparam_count=0, rdata_count=0;
+	unsigned int sid_len;	
+	memset(data,'\0',112);
+	
+	if (!cli||!pqt)
+		smb_panic("cli_set_user_quota() called with NULL Pointer!");
+
+	setup = NT_TRANSACT_SET_USER_QUOTA;
+
+	SSVAL(params,0,quota_fnum);
+
+	sid_len = sid_size(&pqt->sid);
+	SIVAL(data,0,0);
+	SIVAL(data,4,sid_len);
+	SBIG_UINT(data, 8,(SMB_BIG_UINT)0);
+	SBIG_UINT(data,16,pqt->usedspace);
+	SBIG_UINT(data,24,pqt->softlim);
+	SBIG_UINT(data,32,pqt->hardlim);
+	sid_linearize(data+40, sid_len, &pqt->sid);
+	
+	if (!cli_send_nt_trans(cli, 
+			       NT_TRANSACT_SET_USER_QUOTA, 
+			       0, 
+			       &setup, 1, 0,
+			       params, 2, 0,
+			       data, 112, 0)) {
+		DEBUG(1,("Failed to send NT_TRANSACT_SET_USER_QUOTA\n"));
+		goto cleanup;
+	}
+
+
+	if (!cli_receive_nt_trans(cli, 
+				  &rparam, &rparam_count,
+				  &rdata, &rdata_count)) {
+		DEBUG(1,("NT_TRANSACT_SET_USER_QUOTA failed\n"));
+		goto cleanup;
+	}
+
+	if (cli_is_error(cli)) {
+		ret = False;
+		goto cleanup;
+	} else {
+		ret = True;
+	}
+
+  cleanup:
+  	SAFE_FREE(rparam);
+	SAFE_FREE(rdata);
+	return ret;
+}
+
+BOOL cli_list_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_LIST **pqt_list)
+{
+	BOOL ret = False;
+	uint16 setup;
+	char params[16];
+	char *rparam=NULL, *rdata=NULL;
+	unsigned int rparam_count=0, rdata_count=0;
+	unsigned int offset;
+	const char *curdata = NULL;
+	unsigned int curdata_count = 0;
+	TALLOC_CTX *mem_ctx = NULL;
+	SMB_NTQUOTA_STRUCT qt;
+	SMB_NTQUOTA_LIST *tmp_list_ent;
+
+	if (!cli||!pqt_list)
+		smb_panic("cli_list_user_quota() called with NULL Pointer!");
+
+	setup = NT_TRANSACT_GET_USER_QUOTA;
+
+	SSVAL(params, 0,quota_fnum);
+	SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_START);
+	SIVAL(params, 4,0x00000000);
+	SIVAL(params, 8,0x00000000);
+	SIVAL(params,12,0x00000000);
+	
+	if (!cli_send_nt_trans(cli, 
+			       NT_TRANSACT_GET_USER_QUOTA, 
+			       0, 
+			       &setup, 1, 0,
+			       params, 16, 4,
+			       NULL, 0, 2048)) {
+		DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
+		goto cleanup;
+	}
+
+
+	if (!cli_receive_nt_trans(cli,
+				  &rparam, &rparam_count,
+				  &rdata, &rdata_count)) {
+		DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
+		goto cleanup;
+	}
+
+	if (cli_is_error(cli)) {
+		ret = False;
+		goto cleanup;
+	} else {
+		ret = True;
+	}
+
+	if (rdata_count == 0) {
+		*pqt_list = NULL;
+		return True;
+	}
+
+	if ((mem_ctx=talloc_init("SMB_USER_QUOTA_LIST"))==NULL) {
+		DEBUG(0,("talloc_init() failed\n"));
+		return (-1);
+	}
+
+	offset = 1;
+	for (curdata=rdata,curdata_count=rdata_count;
+		((curdata)&&(curdata_count>=8)&&(offset>0));
+		curdata +=offset,curdata_count -= offset) {
+		ZERO_STRUCT(qt);
+		if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
+			DEBUG(1,("Failed to parse the quota record\n"));
+			goto cleanup;
+		}
+
+		if ((tmp_list_ent=(SMB_NTQUOTA_LIST *)talloc_zero(mem_ctx,sizeof(SMB_NTQUOTA_LIST)))==NULL) {
+			DEBUG(0,("talloc_zero() failed\n"));
+			return (-1);
+		}
+
+		if ((tmp_list_ent->quotas=(SMB_NTQUOTA_STRUCT *)talloc_zero(mem_ctx,sizeof(SMB_NTQUOTA_STRUCT)))==NULL) {
+			DEBUG(0,("talloc_zero() failed\n"));
+			return (-1);
+		}
+
+		memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
+		tmp_list_ent->mem_ctx = mem_ctx;		
+
+		DLIST_ADD((*pqt_list),tmp_list_ent);
+	}
+
+	SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_CONTINUE);	
+	while(1) {
+		if (!cli_send_nt_trans(cli, 
+				       NT_TRANSACT_GET_USER_QUOTA, 
+				       0, 
+				       &setup, 1, 0,
+				       params, 16, 4,
+				       NULL, 0, 2048)) {
+			DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
+			goto cleanup;
+		}
+		
+		SAFE_FREE(rparam);
+		SAFE_FREE(rdata);
+		if (!cli_receive_nt_trans(cli,
+					  &rparam, &rparam_count,
+					  &rdata, &rdata_count)) {
+			DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
+			goto cleanup;
+		}
+
+		if (cli_is_error(cli)) {
+			ret = False;
+			goto cleanup;
+		} else {
+			ret = True;
+		}
+	
+		if (rdata_count == 0) {
+			break;	
+		}
+
+		offset = 1;
+		for (curdata=rdata,curdata_count=rdata_count;
+			((curdata)&&(curdata_count>=8)&&(offset>0));
+			curdata +=offset,curdata_count -= offset) {
+			ZERO_STRUCT(qt);
+			if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
+				DEBUG(1,("Failed to parse the quota record\n"));
+				goto cleanup;
+			}
+
+			if ((tmp_list_ent=(SMB_NTQUOTA_LIST *)talloc_zero(mem_ctx,sizeof(SMB_NTQUOTA_LIST)))==NULL) {
+				DEBUG(0,("talloc_zero() failed\n"));
+				talloc_destroy(mem_ctx);
+				goto cleanup;
+			}
+	
+			if ((tmp_list_ent->quotas=(SMB_NTQUOTA_STRUCT *)talloc_zero(mem_ctx,sizeof(SMB_NTQUOTA_STRUCT)))==NULL) {
+				DEBUG(0,("talloc_zero() failed\n"));
+				talloc_destroy(mem_ctx);
+				goto cleanup;
+			}
+	
+			memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
+			tmp_list_ent->mem_ctx = mem_ctx;		
+	
+			DLIST_ADD((*pqt_list),tmp_list_ent);
+		}
+	}
+
+ 
+	ret = True;
+ cleanup:
+	SAFE_FREE(rparam);
+	SAFE_FREE(rdata);
+ 
+	return ret;
+}
+
+BOOL cli_get_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
+{
+	BOOL ret = False;
+	uint16 setup;
+	char param[2];
+	char *rparam=NULL, *rdata=NULL;
+	unsigned int rparam_count=0, rdata_count=0;
+	SMB_NTQUOTA_STRUCT qt;
+	ZERO_STRUCT(qt);
+
+	if (!cli||!pqt)
+		smb_panic("cli_get_fs_quota_info() called with NULL Pointer!");
+
+	setup = TRANSACT2_QFSINFO;
+	
+	SSVAL(param,0,SMB_FS_QUOTA_INFORMATION);
+	
+	if (!cli_send_trans(cli, SMBtrans2, 
+		    NULL, 
+		    0, 0,
+		    &setup, 1, 0,
+		    param, 2, 0,
+		    NULL, 0, 560)) {
+		goto cleanup;
+	}
+	
+	if (!cli_receive_trans(cli, SMBtrans2,
+                              &rparam, &rparam_count,
+                              &rdata, &rdata_count)) {
+		goto cleanup;
+	}
+
+	if (cli_is_error(cli)) {
+		ret = False;
+		goto cleanup;
+	} else {
+		ret = True;
+	}
+
+	if (rdata_count < 48) {
+		goto cleanup;
+	}
+	
+	/* unknown_1 24 NULL bytes in pdata*/
+
+	/* the soft quotas 8 bytes (SMB_BIG_UINT)*/
+	qt.softlim = (SMB_BIG_UINT)IVAL(rdata,24);
+#ifdef LARGE_SMB_OFF_T
+	qt.softlim |= (((SMB_BIG_UINT)IVAL(rdata,28)) << 32);
+#else /* LARGE_SMB_OFF_T */
+	if ((IVAL(rdata,28) != 0)&&
+		((qt.softlim != 0xFFFFFFFF)||
+		(IVAL(rdata,28)!=0xFFFFFFFF)))) {
+		/* more than 32 bits? */
+		goto cleanup;
+	}
+#endif /* LARGE_SMB_OFF_T */
+
+	/* the hard quotas 8 bytes (SMB_BIG_UINT)*/
+	qt.hardlim = (SMB_BIG_UINT)IVAL(rdata,32);
+#ifdef LARGE_SMB_OFF_T
+	qt.hardlim |= (((SMB_BIG_UINT)IVAL(rdata,36)) << 32);
+#else /* LARGE_SMB_OFF_T */
+	if ((IVAL(rdata,36) != 0)&&
+		((qt.hardlim != 0xFFFFFFFF)||
+		(IVAL(rdata,36)!=0xFFFFFFFF)))) {
+		/* more than 32 bits? */
+		goto cleanup;
+	}
+#endif /* LARGE_SMB_OFF_T */
+
+	/* quota_flags 2 bytes **/
+	qt.qflags = SVAL(rdata,40);
+
+	qt.qtype = SMB_USER_FS_QUOTA_TYPE;
+
+	*pqt = qt;
+
+	ret = True;
+cleanup:
+	SAFE_FREE(rparam);
+	SAFE_FREE(rdata);
+
+	return ret;	
+}
+
+BOOL cli_set_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
+{
+	BOOL ret = False;
+	uint16 setup;
+	char param[4];
+	char data[48];
+	char *rparam=NULL, *rdata=NULL;
+	unsigned int rparam_count=0, rdata_count=0;
+	SMB_NTQUOTA_STRUCT qt;
+	ZERO_STRUCT(qt);
+	memset(data,'\0',48);
+
+	if (!cli||!pqt)
+		smb_panic("cli_set_fs_quota_info() called with NULL Pointer!");
+
+	setup = TRANSACT2_SETFSINFO;
+
+	SSVAL(param,0,quota_fnum);
+	SSVAL(param,2,SMB_FS_QUOTA_INFORMATION);
+
+	/* Unknown1 24 NULL bytes*/
+
+	/* Default Soft Quota 8 bytes */
+	SBIG_UINT(data,24,pqt->softlim);
+
+	/* Default Hard Quota 8 bytes */
+	SBIG_UINT(data,32,pqt->hardlim);
+
+	/* Quota flag 2 bytes */
+	SSVAL(data,40,pqt->qflags);
+
+	/* Unknown3 6 NULL bytes */
+
+	if (!cli_send_trans(cli, SMBtrans2, 
+		    NULL, 
+		    0, 0,
+		    &setup, 1, 0,
+		    param, 4, 0,
+		    data, 48, 0)) {
+		goto cleanup;
+	}
+	
+	if (!cli_receive_trans(cli, SMBtrans2,
+                              &rparam, &rparam_count,
+                              &rdata, &rdata_count)) {
+		goto cleanup;
+	}
+
+	if (cli_is_error(cli)) {
+		ret = False;
+		goto cleanup;
+	} else {
+		ret = True;
+	}
+
+cleanup:
+	SAFE_FREE(rparam);
+	SAFE_FREE(rdata);
+
+	return ret;	
+}
+
+static char *quota_str_static(SMB_BIG_UINT val, BOOL special, BOOL _numeric)
+{
+	static fstring buffer;
+	
+	memset(buffer,'\0',sizeof(buffer));
+
+	if (!_numeric&&special&&(val == SMB_NTQUOTAS_NO_LIMIT)) {
+		fstr_sprintf(buffer,"NO LIMIT");
+		return buffer;
+	}
+#if defined(HAVE_LONGLONG)
+	fstr_sprintf(buffer,"%llu",val);
+#else
+	fstr_sprintf(buffer,"%lu",val);
+#endif	
+	return buffer;
+}
+
+void dump_ntquota(SMB_NTQUOTA_STRUCT *qt, BOOL _verbose, BOOL _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, BOOL _numeric))
+{
+	if (!qt)
+		smb_panic("dump_ntquota() called with NULL pointer");
+
+	switch (qt->qtype) {
+		case SMB_USER_FS_QUOTA_TYPE:
+			{
+				d_printf("File System QUOTAS:\n");
+				d_printf("Limits:\n");
+				d_printf(" Default Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
+				d_printf(" Default Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
+				d_printf("Quota Flags:\n");
+				d_printf(" Quotas Enabled: %s\n",
+					((qt->qflags&QUOTAS_ENABLED)||(qt->qflags&QUOTAS_DENY_DISK))?"On":"Off");
+				d_printf(" Deny Disk:      %s\n",(qt->qflags&QUOTAS_DENY_DISK)?"On":"Off");
+				d_printf(" Log Soft Limit: %s\n",(qt->qflags&QUOTAS_LOG_THRESHOLD)?"On":"Off");
+				d_printf(" Log Hard Limit: %s\n",(qt->qflags&QUOTAS_LOG_LIMIT)?"On":"Off");
+			}
+			break;
+		case SMB_USER_QUOTA_TYPE:
+			{
+				fstring username_str = {0};
+				
+				if (_sidtostring) {
+					_sidtostring(username_str,&qt->sid,_numeric);
+				} else {
+					fstrcpy(username_str,sid_string_static(&qt->sid));
+				}
+
+				if (_verbose) {	
+					d_printf("Quotas for User: %s\n",username_str);
+					d_printf("Used Space: %15s\n",quota_str_static(qt->usedspace,False,_numeric));
+					d_printf("Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
+					d_printf("Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
+				} else {
+					d_printf("%-30s: ",username_str);
+					d_printf("%15s/",quota_str_static(qt->usedspace,False,_numeric));
+					d_printf("%15s/",quota_str_static(qt->softlim,True,_numeric));
+					d_printf("%15s\n",quota_str_static(qt->hardlim,True,_numeric));
+				}
+			}
+			break;
+		default:
+			d_printf("dump_ntquota() invalid qtype(%d)\n",qt->qtype);
+			return;
+	}
+}
+
+void dump_ntquota_list(SMB_NTQUOTA_LIST **qtl, BOOL _verbose, BOOL _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, BOOL _numeric))
+{
+	SMB_NTQUOTA_LIST *cur;
+
+	for (cur = *qtl;cur;cur = cur->next) {
+		if (cur->quotas)
+			dump_ntquota(cur->quotas,_verbose,_numeric,_sidtostring);
+	}	
+}