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Merge branch 'linux-libspl' into refs/top-bases/linux-zfs-branch

This commit is contained in:
Brian Behlendorf 2010-06-14 15:52:53 -07:00
parent 84f16a207f b60b922211
commit 0eff59a95e
15 changed files with 2244 additions and 5 deletions
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3
lib/libspl/Makefile.am
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@ -17,10 +17,13 @@ libspl_la_SOURCES = \
${top_srcdir}/lib/libspl/gethrestime.c \
${top_srcdir}/lib/libspl/getmntany.c \
${top_srcdir}/lib/libspl/list.c \
${top_srcdir}/lib/libspl/ltos.c \
${top_srcdir}/lib/libspl/mkdirp.c \
${top_srcdir}/lib/libspl/stol.c \
${top_srcdir}/lib/libspl/strlcat.c \
${top_srcdir}/lib/libspl/strlcpy.c \
${top_srcdir}/lib/libspl/strnlen.c \
${top_srcdir}/lib/libspl/timestamp.c \
${top_srcdir}/lib/libspl/zone.c \
${top_srcdir}/lib/libspl/xdr.c \
${top_srcdir}/lib/libspl/${TARGET_ASM_DIR}/atomic.S \

240
lib/libspl/include/label.h Normal file
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@ -0,0 +1,240 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _TSOL_LABEL_H
#define _TSOL_LABEL_H
#include <sys/types32.h>
#include <sys/tsol/label.h>
#include <priv.h>
/* Procedural Interface Structure Definitions */
struct label_info { /* structure returned by label_info */
short ilabel_len; /* max Information Label length */
short slabel_len; /* max Sensitivity Label length */
short clabel_len; /* max CMW Label length */
short clear_len; /* max Clearance Label length */
short vers_len; /* version string length */
short header_len; /* max len of banner page header */
short protect_as_len; /* max len of banner page protect as */
short caveats_len; /* max len of banner page caveats */
short channels_len; /* max len of banner page channels */
};
typedef struct label_set_identifier { /* valid label set identifier */
int type; /* type of the set */
char *name; /* name of the set if needed */
} set_id;
struct name_fields { /* names for label builder fields */
char *class_name; /* Classifications field name */
char *comps_name; /* Compartments field name */
char *marks_name; /* Markings field name */
};
/* Label Set Identifier Types */
/*
* The accreditation ranges as specified in the label encodings file.
* The name parameter is ignored.
*
* System Accreditation Range is all valid labels plus Admin High and Low.
*
* User Accreditation Range is valid user labels as defined in the
* ACCREDITATION RANGE: section of the label encodings file.
*/
#define SYSTEM_ACCREDITATION_RANGE 1
#define USER_ACCREDITATION_RANGE 2
/* System Call Interface Definitions */
extern int getlabel(const char *, m_label_t *);
extern int fgetlabel(int, m_label_t *);
extern int getplabel(m_label_t *);
extern int setflabel(const char *, m_label_t *);
extern char *getpathbylabel(const char *, char *, size_t,
const m_label_t *sl);
extern m_label_t *getzonelabelbyid(zoneid_t);
extern m_label_t *getzonelabelbyname(const char *);
extern zoneid_t getzoneidbylabel(const m_label_t *);
extern char *getzonenamebylabel(const m_label_t *);
extern char *getzonerootbyid(zoneid_t);
extern char *getzonerootbyname(const char *);
extern char *getzonerootbylabel(const m_label_t *);
extern m_label_t *getlabelbypath(const char *);
/* Flag word values */
#define ALL_ENTRIES 0x00000000
#define ACCESS_RELATED 0x00000001
#define ACCESS_MASK 0x0000FFFF
#define ACCESS_SHIFT 0
#define LONG_WORDS 0x00010000 /* use long names */
#define SHORT_WORDS 0x00020000 /* use short names if present */
#define LONG_CLASSIFICATION 0x00040000 /* use long classification */
#define SHORT_CLASSIFICATION 0x00080000 /* use short classification */
#define NO_CLASSIFICATION 0x00100000 /* don't translate the class */
#define VIEW_INTERNAL 0x00200000 /* don't promote/demote */
#define VIEW_EXTERNAL 0x00400000 /* promote/demote label */
#define NEW_LABEL 0x00000001 /* create a full new label */
#define NO_CORRECTION 0x00000002 /* don't correct label errors */
/* implies NEW_LABEL */
#define CVT_DIM 0x01 /* display word dimmed */
#define CVT_SET 0x02 /* display word currently set */
/* Procedure Interface Definitions available to user */
/* APIs shared with the kernel are in <sys/tsol/label.h */
extern m_label_t *blabel_alloc(void);
extern void blabel_free(m_label_t *);
extern size32_t blabel_size(void);
extern char *bsltoh(const m_label_t *);
extern char *bcleartoh(const m_label_t *);
extern char *bsltoh_r(const m_label_t *, char *);
extern char *bcleartoh_r(const m_label_t *, char *);
extern char *h_alloc(uint8_t);
extern void h_free(char *);
extern int htobsl(const char *, m_label_t *);
extern int htobclear(const char *, m_label_t *);
extern m_range_t *getuserrange(const char *);
extern m_range_t *getdevicerange(const char *);
extern int set_effective_priv(priv_op_t, int, ...);
extern int set_inheritable_priv(priv_op_t, int, ...);
extern int set_permitted_priv(priv_op_t, int, ...);
extern int is_system_labeled(void);
/* Procedures needed for multi-level printing */
extern int tsol_check_admin_auth(uid_t uid);
/* APIs implemented via labeld */
extern int blinset(const m_label_t *, const set_id *);
extern int labelinfo(struct label_info *);
extern ssize_t labelvers(char **, size_t);
extern char *bltocolor(const m_label_t *);
extern char *bltocolor_r(const m_label_t *, size_t, char *);
extern ssize_t bsltos(const m_label_t *, char **, size_t, int);
extern ssize_t bcleartos(const m_label_t *, char **, size_t, int);
extern char *sbsltos(const m_label_t *, size_t);
extern char *sbcleartos(const m_label_t *, size_t);
extern int stobsl(const char *, m_label_t *, int, int *);
extern int stobclear(const char *, m_label_t *, int, int *);
extern int bslvalid(const m_label_t *);
extern int bclearvalid(const m_label_t *);
/* DIA label conversion and parsing */
/* Conversion types */
typedef enum _m_label_str {
M_LABEL = 1, /* process or user clearance */
M_INTERNAL = 2, /* internal form for use in public databases */
M_COLOR = 3, /* process label color */
PRINTER_TOP_BOTTOM = 4, /* DIA banner page top/bottom */
PRINTER_LABEL = 5, /* DIA banner page label */
PRINTER_CAVEATS = 6, /* DIA banner page caveats */
PRINTER_CHANNELS = 7 /* DIA banner page handling channels */
} m_label_str_t;
/* Flags for conversion, not all flags apply to all types */
#define DEF_NAMES 0x1
#define SHORT_NAMES 0x3 /* short names are prefered where defined */
#define LONG_NAMES 0x4 /* long names are prefered where defined */
extern int label_to_str(const m_label_t *, char **, const m_label_str_t,
uint_t);
extern int l_to_str_internal(const m_label_t *, char **);
/* Parsing types */
typedef enum _m_label_type {
MAC_LABEL = 1, /* process or object label */
USER_CLEAR = 2 /* user's clearance (LUB) */
} m_label_type_t;
/* Flags for parsing */
#define L_DEFAULT 0x0
#define L_MODIFY_EXISTING 0x1 /* start parsing with existing label */
#define L_NO_CORRECTION 0x2 /* must be correct by l_e rules */
#define L_CHECK_AR 0x10 /* must be in l_e AR */
/* EINVAL sub codes */
#define M_OUTSIDE_AR -4 /* not in l_e AR */
#define M_BAD_STRING -3 /* DIA L_BAD_LABEL */
/* bad requested label type, bad previous label type */
#define M_BAD_LABEL -2 /* DIA L_BAD_CLASSIFICATION, */
extern int str_to_label(const char *, m_label_t **, const m_label_type_t,
uint_t, int *);
extern int hexstr_to_label(const char *, m_label_t *);
extern m_label_t *m_label_alloc(const m_label_type_t);
extern int m_label_dup(m_label_t **, const m_label_t *);
extern void m_label_free(m_label_t *);
/* Contract Private interfaces with the label builder GUIs */
extern int bslcvtfull(const m_label_t *, const m_range_t *, int,
char **, char **[], char **[], char *[], int *, int *);
extern int bslcvt(const m_label_t *, int, char **, char *[]);
extern int bclearcvtfull(const m_label_t *, const m_range_t *, int,
char **, char **[], char **[], char *[], int *, int *);
extern int bclearcvt(const m_label_t *, int, char **, char *[]);
extern int labelfields(struct name_fields *);
extern int userdefs(m_label_t *, m_label_t *);
extern int zonecopy(m_label_t *, char *, char *, char *, int);
#ifdef DEBUG
/* testing hook: see devfsadm.c, mkdevalloc.c and allocate.c */
#define is_system_labeled_debug(statbufp) \
((stat("/ALLOCATE_FORCE_LABEL", (statbufp)) == 0) ? 1 : 0)
#else /* DEBUG */
#define is_system_labeled_debug(statbufp) 0
#endif /* DEBUG */
#endif /* !_TSOL_LABEL_H */

467
lib/libspl/include/labeld.h Normal file
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@ -0,0 +1,467 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LABELD_H
#define _LABELD_H
#include <sys/types.h>
#include <tsol/label.h>
#include <sys/tsol/label_macro.h>
/*
* Definitions for the call parameters for the door-based label
* translation service.
*/
#define BUFSIZE 4096
#define DOOR_PATH "/var/tsol/doors/"
#define DOOR_NAME "labeld"
#define COOKIE (void *)0x6c616264 /* "labd" */
/* Op codes */
/* Labeld Commands */
#define LABELDNULL 1
/* Miscellaneous */
#define BLINSET 10
#define BSLVALID 11
#define BILVALID 12
#define BCLEARVALID 13
#define LABELINFO 14
#define LABELVERS 15
#define BLTOCOLOR 16
/* Binary to String Label Translation */
#define BSLTOS 23
#define BCLEARTOS 25
/* String to Binary Label Translation */
#define STOBSL 31
#define STOBCLEAR 33
/*
* Dimming List Routines
* Contract private for label builders
*/
#define BSLCVT 40
#define BCLEARCVT 42
#define LABELFIELDS 43
#define UDEFS 44
#define GETFLABEL 45
#define SETFLABEL 46
#define ZCOPY 47
/* NEW LABELS */
/* DIA printer banner labels */
#define PR_CAVEATS 101
#define PR_CHANNELS 102
#define PR_LABEL 103
#define PR_TOP 104
/* DIA label to string */
#define LTOS 105
/* DIA string to label */
#define STOL 106
/* Structures */
typedef uint_t bufp_t; /* offset into buf[] in/out string buffer */
/* Null call */
typedef struct {
int null;
} null_call_t;
typedef struct {
int null;
} null_ret_t;
/* Miscellaneous interfaces */
typedef struct {
bslabel_t label;
int type;
} inset_call_t;
typedef struct {
int inset;
} inset_ret_t;
typedef struct {
bslabel_t label;
} slvalid_call_t;
typedef struct {
int valid;
} slvalid_ret_t;
typedef struct {
bclear_t clear;
} clrvalid_call_t;
typedef struct {
int valid;
} clrvalid_ret_t;
typedef struct {
int null;
} info_call_t;
typedef struct {
struct label_info info;
} info_ret_t;
typedef struct {
int null;
} vers_call_t;
typedef struct {
char vers[BUFSIZE];
} vers_ret_t;
typedef struct {
blevel_t label;
} color_call_t;
typedef struct {
char color[BUFSIZE];
} color_ret_t;
/* Binary Label to String interfaces */
typedef struct {
bslabel_t label;
uint_t flags;
} bsltos_call_t;
typedef struct {
char slabel[BUFSIZE];
} bsltos_ret_t;
typedef struct {
bclear_t clear;
uint_t flags;
} bcleartos_call_t;
typedef struct {
char cslabel[BUFSIZE];
} bcleartos_ret_t;
/* String to Binary Label interfaces */
typedef struct {
bslabel_t label;
uint_t flags;
char string[BUFSIZE];
} stobsl_call_t;
typedef struct {
bslabel_t label;
} stobsl_ret_t;
typedef struct {
bclear_t clear;
uint_t flags;
char string[BUFSIZE];
} stobclear_call_t;
typedef struct {
bclear_t clear;
} stobclear_ret_t;
/*
* The following Dimming List and Miscellaneous interfaces
* implement contract private interfaces for the label builder
* interfaces.
*/
/* Dimming List interfaces */
typedef struct {
bslabel_t label;
brange_t bounds;
uint_t flags;
} bslcvt_call_t;
typedef struct {
bufp_t string;
bufp_t dim;
bufp_t lwords;
bufp_t swords;
size_t d_len;
size_t l_len;
size_t s_len;
int first_comp;
int first_mark;
char buf[BUFSIZE];
} cvt_ret_t;
typedef cvt_ret_t bslcvt_ret_t;
typedef struct {
bclear_t clear;
brange_t bounds;
uint_t flags;
} bclearcvt_call_t;
typedef cvt_ret_t bclearcvt_ret_t;
/* Miscellaneous interfaces */
typedef struct {
int null;
} fields_call_t;
typedef struct {
bufp_t classi;
bufp_t compsi;
bufp_t marksi;
char buf[BUFSIZE];
} fields_ret_t;
typedef struct {
int null;
} udefs_call_t;
typedef struct {
bslabel_t sl;
bclear_t clear;
} udefs_ret_t;
typedef struct {
bslabel_t sl;
char pathname[BUFSIZE];
} setfbcl_call_t;
typedef struct {
int status;
} setfbcl_ret_t;
typedef struct {
bslabel_t src_win_sl;
int transfer_mode;
bufp_t remote_dir;
bufp_t filename;
bufp_t local_dir;
bufp_t display;
char buf[BUFSIZE];
} zcopy_call_t;
typedef struct {
int status;
} zcopy_ret_t;
typedef struct {
m_label_t label;
uint_t flags;
} pr_call_t;
typedef struct {
char buf[BUFSIZE];
} pr_ret_t;
typedef struct {
m_label_t label;
uint_t flags;
} ls_call_t;
typedef struct {
char buf[BUFSIZE];
} ls_ret_t;
typedef struct {
m_label_t label;
uint_t flags;
char string[BUFSIZE];
} sl_call_t;
typedef struct {
m_label_t label;
} sl_ret_t;
/* Labeld operation call structure */
typedef struct {
uint_t op;
union {
null_call_t null_arg;
inset_call_t inset_arg;
slvalid_call_t slvalid_arg;
clrvalid_call_t clrvalid_arg;
info_call_t info_arg;
vers_call_t vers_arg;
color_call_t color_arg;
bsltos_call_t bsltos_arg;
bcleartos_call_t bcleartos_arg;
stobsl_call_t stobsl_arg;
stobclear_call_t stobclear_arg;
bslcvt_call_t bslcvt_arg;
bclearcvt_call_t bclearcvt_arg;
fields_call_t fields_arg;
udefs_call_t udefs_arg;
setfbcl_call_t setfbcl_arg;
zcopy_call_t zcopy_arg;
pr_call_t pr_arg;
ls_call_t ls_arg;
sl_call_t sl_arg;
} cargs;
} labeld_call_t;
/* Labeld operation return structure */
typedef struct {
int ret; /* labeld return codes */
int err; /* function error codes */
union {
null_ret_t null_ret;
inset_ret_t inset_ret;
slvalid_ret_t slvalid_ret;
clrvalid_ret_t clrvalid_ret;
info_ret_t info_ret;
vers_ret_t vers_ret;
color_ret_t color_ret;
bsltos_ret_t bsltos_ret;
bcleartos_ret_t bcleartos_ret;
stobsl_ret_t stobsl_ret;
stobclear_ret_t stobclear_ret;
bslcvt_ret_t bslcvt_ret;
bclearcvt_ret_t bclearcvt_ret;
fields_ret_t fields_ret;
udefs_ret_t udefs_ret;
setfbcl_ret_t setfbcl_ret;
zcopy_ret_t zcopy_ret;
pr_ret_t pr_ret;
ls_ret_t ls_ret;
sl_ret_t sl_ret;
} rvals;
} labeld_ret_t;
/* Labeld call/return structure */
typedef struct {
union {
labeld_call_t acall;
labeld_ret_t aret;
} param;
} labeld_data_t;
#define callop param.acall.op
#define retret param.aret.ret
#define reterr param.aret.err
#define CALL_SIZE(type, buf) (size_t)(sizeof (type) + sizeof (int) + (buf))
#define RET_SIZE(type, buf) (size_t)(sizeof (type) + 2*sizeof (int) + (buf))
#define CALL_SIZE_STR(type, buf) CALL_SIZE(type, (-BUFSIZE +(buf)))
/* Return Codes */
#define SUCCESS 1 /* Call OK */
#define NOTFOUND -1 /* Function not found */
#define SERVERFAULT -2 /* Internal labeld error */
#define NOSERVER -3 /* No server thread available, try later */
/* Labeld common client call function */
static inline int
__call_labeld(labeld_data_t **dptr, size_t *ndata, size_t *adata)
{
return NOSERVER;
}
/* Flag Translation Values */
#define L_NEW_LABEL 0x10000000
/* GFI FLAGS */
#define GFI_FLAG_MASK 0x0000FFFF
#define GFI_ACCESS_RELATED 0x00000001
/* binary to ASCII */
#define LABELS_NO_CLASS 0x00010000
#define LABELS_SHORT_CLASS 0x00020000
#define LABELS_SHORT_WORDS 0x00040000
/* Label view */
#define LABELS_VIEW_INTERNAL 0x00100000
#define LABELS_VIEW_EXTERNAL 0x00200000
/* Dimming list (convert -- b*cvt* ) */
#define LABELS_FULL_CONVERT 0x00010000
/* ASCII to binary */
#define LABELS_NEW_LABEL 0x00010000
#define LABELS_FULL_PARSE 0x00020000
#define LABELS_ONLY_INFO_LABEL 0x00040000
#define MOVE_FILE 0
#define COPY_FILE 1
#define LINK_FILE 2
#define PIPEMSG_FILEOP_ERROR 1
#define PIPEMSG_EXIST_ERROR 2
#define PIPEMSG_DONE 7
#define PIPEMSG_PATH_ERROR 20
#define PIPEMSG_ZONE_ERROR 21
#define PIPEMSG_LABEL_ERROR 22
#define PIPEMSG_READ_ERROR 23
#define PIPEMSG_READONLY_ERROR 24
#define PIPEMSG_WRITE_ERROR 25
#define PIPEMSG_CREATE_ERROR 26
#define PIPEMSG_DELETE_ERROR 27
#define PIPEMSG_CANCEL 101
#define PIPEMSG_PROCEED 102
#define PIPEMSG_MERGE 103
#define PIPEMSG_REPLACE_BUFFER 104
#define PIPEMSG_RENAME_BUFFER 105
#define PIPEMSG_MULTI_PROCEED 106
#define PIPEMSG_RENAME_FILE 107
#endif /* _LABELD_H */

9
lib/libspl/include/priv.h
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@ -32,6 +32,15 @@
/* Couldn't find this definition in OpenGrok */
#define PRIV_SYS_CONFIG "sys_config"
/*
* priv_op_t indicates a privilege operation type
*/
typedef enum priv_op {
PRIV_ON,
PRIV_OFF,
PRIV_SET
} priv_op_t;
static inline boolean_t priv_ineffect(const char *priv) { return B_TRUE; }
#endif

41
lib/libspl/include/statcommon.h Normal file
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@ -0,0 +1,41 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*
* Common routines for acquiring snapshots of kstats for
* iostat, mpstat, and vmstat.
*/
#ifndef _STATCOMMON_H
#define _STATCOMMON_H
#include <sys/types.h>
#define NODATE 0 /* Default: No time stamp */
#define DDATE 1 /* Standard date format */
#define UDATE 2 /* Internal representation of Unix time */
/* Print a timestamp in either Unix or standard format. */
void print_timestamp(uint_t);
#endif /* _STATCOMMON_H */

30
lib/libspl/include/sys/systm.h Normal file
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@ -0,0 +1,30 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LIBSPL_SYS_SYSTM_H
#define _LIBSPL_SYS_SYSTM_H
#endif /* _LIBSPL_SYS_SYSTM_H */

14
lib/libspl/include/sys/time.h
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@ -30,6 +30,18 @@
#include_next <sys/time.h>
#include <sys/types.h>
#ifndef SEC
#define SEC 1
#endif
#ifndef MILLISEC
#define MILLISEC 1000
#endif
#ifndef MICROSEC
#define MICROSEC 1000000
#endif
#ifndef NANOSEC
#define NANOSEC 1000000000
#endif
@ -41,4 +53,4 @@
extern hrtime_t gethrtime(void);
extern void gethrestime(timestruc_t *);
#endif
#endif /* _LIBSPL_SYS_TIME_H */

168
lib/libspl/include/sys/tsol/label.h Normal file
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@ -0,0 +1,168 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_TSOL_LABEL_H
#define _SYS_TSOL_LABEL_H
#include <sys/types.h>
#ifdef _KERNEL
#include <sys/cred.h>
#include <sys/vnode.h>
#include <sys/tsol/label_macro.h>
#endif /* _KERNEL */
#ifdef __cplusplus
extern "C" {
#endif
/*
* types of label comparison
*/
#define EQUALITY_CHECK 0
#define DOMINANCE_CHECK 1
/* Manifest human readable label names */
#define ADMIN_LOW "ADMIN_LOW"
#define ADMIN_HIGH "ADMIN_HIGH"
/* Binary Label Structure Definitions */
typedef struct _mac_label_impl m_label_t;
typedef m_label_t blevel_t, /* compatibility */
bslabel_t, /* Sensitivity Label */
bclear_t; /* Clearance */
typedef struct _tsol_binary_level_lrange { /* Level Range */
m_label_t *lower_bound;
m_label_t *upper_bound;
} m_range_t;
typedef m_range_t blrange_t;
typedef struct tsol_mlp_s {
uchar_t mlp_ipp;
uint16_t mlp_port;
uint16_t mlp_port_upper;
} tsol_mlp_t;
/* Procedure Interface Definitions available to user and kernel */
extern int bltype(const void *, uint8_t);
extern int blequal(const m_label_t *, const m_label_t *);
extern int bldominates(const m_label_t *, const m_label_t *);
extern int blstrictdom(const m_label_t *, const m_label_t *);
extern int blinrange(const m_label_t *, const m_range_t *);
extern void blmaximum(m_label_t *, const m_label_t *);
extern void blminimum(m_label_t *, const m_label_t *);
extern void bsllow(m_label_t *);
extern void bslhigh(m_label_t *);
extern void bclearlow(m_label_t *);
extern void bclearhigh(m_label_t *);
extern void bslundef(m_label_t *);
extern void bclearundef(m_label_t *);
extern void setbltype(void *, uint8_t);
extern boolean_t bisinvalid(const void *);
#ifdef _KERNEL
typedef struct tsol_mlp_entry_s {
struct tsol_mlp_entry_s *mlpe_next, *mlpe_prev;
zoneid_t mlpe_zoneid;
tsol_mlp_t mlpe_mlp;
} tsol_mlp_entry_t;
typedef struct tsol_mlp_list_s {
krwlock_t mlpl_rwlock;
tsol_mlp_entry_t *mlpl_first, *mlpl_last;
} tsol_mlp_list_t;
typedef struct ts_label_s {
uint_t tsl_ref; /* Reference count */
uint32_t tsl_doi; /* Domain of Interpretation */
uint32_t tsl_flags; /* TSLF_* below */
m_label_t tsl_label; /* Actual label */
} ts_label_t;
#define DEFAULT_DOI 1
/*
* TSLF_UNLABELED is set in tsl_flags for packets with no explicit label
* when the peer is unlabeled.
*
* TSLF_IMPLICIT_IN is set when a packet is received with no explicit label
* from a peer which is flagged in the tnrhdb as label-aware.
*
* TSLF_IMPLICIT_OUT is set when the packet should be sent without an
* explict label even if the peer or next-hop router is flagged in the
* tnrhdb as label-aware.
*/
#define TSLF_UNLABELED 0x00000001 /* peer is unlabeled */
#define TSLF_IMPLICIT_IN 0x00000002 /* inbound implicit */
#define TSLF_IMPLICIT_OUT 0x00000004 /* outbound implicit */
#define CR_SL(cr) (label2bslabel(crgetlabel(cr)))
extern ts_label_t *l_admin_low;
extern ts_label_t *l_admin_high;
extern uint32_t default_doi;
extern int sys_labeling;
extern void label_init(void);
extern ts_label_t *labelalloc(const m_label_t *, uint32_t, int);
extern ts_label_t *labeldup(const ts_label_t *, int);
extern void label_hold(ts_label_t *);
extern void label_rele(ts_label_t *);
extern m_label_t *label2bslabel(ts_label_t *);
extern uint32_t label2doi(ts_label_t *);
extern boolean_t label_equal(const ts_label_t *, const ts_label_t *);
extern cred_t *newcred_from_bslabel(m_label_t *, uint32_t, int);
extern cred_t *copycred_from_bslabel(const cred_t *, m_label_t *,
uint32_t, int);
extern cred_t *copycred_from_tslabel(const cred_t *, ts_label_t *,
int);
extern ts_label_t *getflabel(vnode_t *);
extern int getlabel(const char *, m_label_t *);
extern int fgetlabel(int, m_label_t *);
extern int _blinrange(const m_label_t *, const brange_t *);
extern int blinlset(const m_label_t *, const blset_t);
extern int l_to_str_internal(const m_label_t *, char **);
extern int hexstr_to_label(const char *, m_label_t *);
/*
* The use of '!!' here prevents users from referencing this function-like
* macro as though it were an l-value, and in normal use is optimized away
* by the compiler.
*/
#define is_system_labeled() (!!(sys_labeling > 0))
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* !_SYS_TSOL_LABEL_H */

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lib/libspl/include/sys/tsol/label_macro.h Normal file
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@ -0,0 +1,351 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LABEL_MACRO_H
#define _LABEL_MACRO_H
#include <sys/types.h>
/* PRIVATE ONLY TO THE LABEL LIBRARY. DO NOT USE ELSEWHERE */
/* Actual Binary Label Structure Definitions */
typedef int16_t _Classification;
typedef struct {
union {
uint8_t class_ar[2];
_Classification class_chunk;
} class_u;
} Classification_t;
typedef struct {
uint32_t c1;
uint32_t c2;
uint32_t c3;
uint32_t c4;
uint32_t c5;
uint32_t c6;
uint32_t c7;
uint32_t c8;
} Compartments_t;
typedef struct {
uint32_t m1;
uint32_t m2;
uint32_t m3;
uint32_t m4;
uint32_t m5;
uint32_t m6;
uint32_t m7;
uint32_t m8;
} Markings_t;
typedef struct _mac_label_impl {
uint8_t id; /* Magic to say label type */
uint8_t _c_len; /* Number of Compartment words */
Classification_t classification;
Compartments_t compartments;
} _mac_label_impl_t;
typedef _mac_label_impl_t _blevel_impl_t, /* compatibility */
_bslabel_impl_t, /* Sensitivity Label */
_bclear_impl_t; /* Clearance */
typedef struct _binary_information_label_impl { /* Information Label */
_mac_label_impl_t binformation_level;
Markings_t markings;
} _bilabel_impl_t;
typedef struct _binary_cmw_label_impl { /* CMW Label */
_bslabel_impl_t bcl_sensitivity_label;
_bilabel_impl_t bcl_information_label;
} _bclabel_impl_t;
typedef struct _binary_level_range_impl { /* Level Range */
_mac_label_impl_t lower_bound;
_mac_label_impl_t upper_bound;
} _brange_impl_t, brange_t;
#define NMLP_MAX 0x10
#define NSLS_MAX 0x4
typedef _mac_label_impl_t blset_t[NSLS_MAX];
/* Label Identifier Types */
#define SUN_MAC_ID 0x41 /* MAC label, legacy SUN_SL_ID */
#define SUN_UCLR_ID 0x49 /* User Clearance, legacy SUN_CLR_ID */
#define _C_LEN 8 /* number of compartments words */
/* m_label_t macros */
#define _MTYPE(l, t) \
(((_mac_label_impl_t *)(l))->id == (t))
#define _MSETTYPE(l, t) \
(((_mac_label_impl_t *)(l))->id = (t))
#define _MGETTYPE(l) (((_mac_label_impl_t *)(l))->id)
#define _MEQUAL(l1, l2) \
(LCLASS(l1) == LCLASS(l2) && \
(l1)->_comps.c1 == (l2)->_comps.c1 && \
(l1)->_comps.c2 == (l2)->_comps.c2 && \
(l1)->_comps.c3 == (l2)->_comps.c3 && \
(l1)->_comps.c4 == (l2)->_comps.c4 && \
(l1)->_comps.c5 == (l2)->_comps.c5 && \
(l1)->_comps.c6 == (l2)->_comps.c6 && \
(l1)->_comps.c7 == (l2)->_comps.c7 && \
(l1)->_comps.c8 == (l2)->_comps.c8)
#define SUN_INVALID_ID 0 /* uninitialized label */
#define SUN_CMW_ID 0x83 /* 104 - total bytes in CMW Label */
#define SUN_SL_ID 0x41 /* 36 - total bytes in Sensitivity Label */
#define SUN_SL_UN 0xF1 /* undefined Sensitivity Label */
#define SUN_IL_ID 0x42 /* 68 - total bytes in Information Label */
#define SUN_IL_UN 0x73 /* undefined Information Label */
#define SUN_CLR_ID 0x49 /* 36 - total bytes in Clearance */
#define SUN_CLR_UN 0xF9 /* undefined Clearance */
#define _bcl_sl bcl_sensitivity_label
#define _bcl_il bcl_information_label
#define _bslev_il binformation_level
#define _lclass classification
#ifdef _BIG_ENDIAN
#define LCLASS(slp) ((slp)->_lclass.class_u.class_chunk)
#define LCLASS_SET(slp, l) ((slp)->_lclass.class_u.class_chunk = (l))
#else
#define LCLASS(slp) \
((_Classification)(((slp)->_lclass.class_u.class_ar[0] << 8) | \
(slp)->_lclass.class_u.class_ar[1]))
#define LCLASS_SET(slp, l) \
((slp)->_lclass.class_u.class_ar[0] = (uint8_t)((l)>> 8), \
(slp)->_lclass.class_u.class_ar[1] = (uint8_t)(l))
#endif /* _BIG_ENDIAN */
#define _comps compartments
#define _iid _bslev_il.id
#define _i_c_len _bslev_il._c_len
#define _iclass _bslev_il._lclass
#ifdef _BIG_ENDIAN
#define ICLASS(ilp) ((ilp)->_iclass.class_u.class_chunk)
#define ICLASS_SET(ilp, l) ((ilp)->_iclass.class_u.class_chunk = (l))
#else
#define ICLASS(ilp) \
((_Classification)(((ilp)->_iclass.class_u.class_ar[0] << 8) | \
(ilp)->_iclass.class_u.class_ar[1]))
#define ICLASS_SET(ilp, l) \
((ilp)->_iclass.class_u.class_ar[0] = (uint8_t)((l)>> 8), \
(ilp)->_iclass.class_u.class_ar[1] = (uint8_t)(l))
#endif /* _BIG_ENDIAN */
#define _icomps _bslev_il._comps
#define _imarks markings
/* Manifest Constant Values */
#define LOW_CLASS 0 /* Admin_Low classification value */
#define HIGH_CLASS 0x7FFF /* Admin_High classification value */
#define EMPTY_SET 0 /* Empty compartments and markings set */
#define UNIVERSAL_SET 0xFFFFFFFFU /* Universal compartments and */
/* markings set */
/* Construct initial labels */
#define _LOW_LABEL(l, t) \
((l)->id = t, (l)->_c_len = _C_LEN, LCLASS_SET(l, LOW_CLASS), \
(l)->_comps.c1 = (l)->_comps.c2 = (l)->_comps.c3 = (l)->_comps.c4 = \
(l)->_comps.c5 = (l)->_comps.c6 = (l)->_comps.c7 = (l)->_comps.c8 = \
EMPTY_SET)
#define _HIGH_LABEL(l, t) \
((l)->id = t, (l)->_c_len = _C_LEN, LCLASS_SET(l, HIGH_CLASS), \
(l)->_comps.c1 = (l)->_comps.c2 = (l)->_comps.c3 = (l)->_comps.c4 = \
(l)->_comps.c5 = (l)->_comps.c6 = (l)->_comps.c7 = (l)->_comps.c8 = \
UNIVERSAL_SET)
/* Macro equivalents */
/* Is this memory a properly formatted label of type t? */
#define BLTYPE(l, t) \
((t) == SUN_CMW_ID ? \
(((_bclabel_impl_t *)(l))->_bcl_sl.id == SUN_SL_ID || \
((_bclabel_impl_t *)(l))->_bcl_sl.id == SUN_SL_UN) && \
(((_bclabel_impl_t *)(l))->_bcl_il._iid == SUN_IL_ID || \
((_bclabel_impl_t *)(l))->_bcl_il._iid == SUN_IL_UN) : \
((_mac_label_impl_t *)(l))->id == (t))
/* Are the levels of these labels equal? */
#define BLEQUAL(l1, l2) \
_BLEQUAL((_mac_label_impl_t *)(l1), (_mac_label_impl_t *)(l2))
#define _BLEQUAL(l1, l2) \
(LCLASS(l1) == LCLASS(l2) && \
(l1)->_comps.c1 == (l2)->_comps.c1 && \
(l1)->_comps.c2 == (l2)->_comps.c2 && \
(l1)->_comps.c3 == (l2)->_comps.c3 && \
(l1)->_comps.c4 == (l2)->_comps.c4 && \
(l1)->_comps.c5 == (l2)->_comps.c5 && \
(l1)->_comps.c6 == (l2)->_comps.c6 && \
(l1)->_comps.c7 == (l2)->_comps.c7 && \
(l1)->_comps.c8 == (l2)->_comps.c8)
/* Does the level of l1 dominate that of l2? */
#define BLDOMINATES(l1, l2) \
_BLDOMINATES((_mac_label_impl_t *)(l1), (_mac_label_impl_t *)(l2))
#define _BLDOMINATES(l1, l2) (LCLASS(l1) >= LCLASS(l2) && \
(l2)->_comps.c1 == ((l1)->_comps.c1 & (l2)->_comps.c1) && \
(l2)->_comps.c2 == ((l1)->_comps.c2 & (l2)->_comps.c2) && \
(l2)->_comps.c3 == ((l1)->_comps.c3 & (l2)->_comps.c3) && \
(l2)->_comps.c4 == ((l1)->_comps.c4 & (l2)->_comps.c4) && \
(l2)->_comps.c5 == ((l1)->_comps.c5 & (l2)->_comps.c5) && \
(l2)->_comps.c6 == ((l1)->_comps.c6 & (l2)->_comps.c6) && \
(l2)->_comps.c7 == ((l1)->_comps.c7 & (l2)->_comps.c7) && \
(l2)->_comps.c8 == ((l1)->_comps.c8 & (l2)->_comps.c8))
/* Does the level of l1 strictly dominate that of l2? */
#define BLSTRICTDOM(l1, l2) (!BLEQUAL(l1, l2) && BLDOMINATES(l1, l2))
/* Is the level of l within the range r? */
#define BLINRANGE(l, r)\
(BLDOMINATES((l), &((r)->lower_bound)) && \
BLDOMINATES(&((r)->upper_bound), (l)))
/* Least Upper Bound level l1 and l2 replacing l1 with the result. */
#define BLMAXIMUM(l1, l2) \
_BLMAXIMUM((_mac_label_impl_t *)(l1), (_mac_label_impl_t *)(l2))
#define _BLMAXIMUM(l1, l2)\
(((l1)->_lclass = (LCLASS(l1) < LCLASS(l2)) ? \
(l2)->_lclass : (l1)->_lclass), \
(l1)->_comps.c1 |= (l2)->_comps.c1, \
(l1)->_comps.c2 |= (l2)->_comps.c2, \
(l1)->_comps.c3 |= (l2)->_comps.c3, \
(l1)->_comps.c4 |= (l2)->_comps.c4, \
(l1)->_comps.c5 |= (l2)->_comps.c5, \
(l1)->_comps.c6 |= (l2)->_comps.c6, \
(l1)->_comps.c7 |= (l2)->_comps.c7, \
(l1)->_comps.c8 |= (l2)->_comps.c8)
/* Greatest Lower Bound level l1 and l2 replacing l1 with the result. */
#define BLMINIMUM(l1, l2) \
_BLMINIMUM((_mac_label_impl_t *)(l1), (_mac_label_impl_t *)(l2))
#define _BLMINIMUM(l1, l2)\
(((l1)->_lclass = (LCLASS(l1) > LCLASS(l2)) ? \
(l2)->_lclass : (l1)->_lclass), \
(l1)->_comps.c1 &= (l2)->_comps.c1, \
(l1)->_comps.c2 &= (l2)->_comps.c2, \
(l1)->_comps.c3 &= (l2)->_comps.c3, \
(l1)->_comps.c4 &= (l2)->_comps.c4, \
(l1)->_comps.c5 &= (l2)->_comps.c5, \
(l1)->_comps.c6 &= (l2)->_comps.c6, \
(l1)->_comps.c7 &= (l2)->_comps.c7, \
(l1)->_comps.c8 &= (l2)->_comps.c8)
/* Create Manifest Labels */
/* Write a System_Low CMW Label into this memory. */
#define BCLLOW(l) (BSLLOW(BCLTOSL(l)), BILLOW(BCLTOIL(l)))
/* Write a System_Low Sensitivity Label into this memory. */
#define BSLLOW(l) _BSLLOW((_bslabel_impl_t *)(l))
#define _BSLLOW(l) \
((l)->id = SUN_SL_ID, (l)->_c_len = _C_LEN, LCLASS_SET(l, LOW_CLASS), \
(l)->_comps.c1 = (l)->_comps.c2 = (l)->_comps.c3 = (l)->_comps.c4 = \
(l)->_comps.c5 = (l)->_comps.c6 = (l)->_comps.c7 = (l)->_comps.c8 = \
EMPTY_SET)
/* Write a System_High Sensitivity Label into this memory. */
#define BSLHIGH(l) _BSLHIGH((_bslabel_impl_t *)(l))
#define _BSLHIGH(l) \
((l)->id = SUN_SL_ID, (l)->_c_len = _C_LEN, LCLASS_SET(l, HIGH_CLASS), \
(l)->_comps.c1 = (l)->_comps.c2 = (l)->_comps.c3 = (l)->_comps.c4 = \
(l)->_comps.c5 = (l)->_comps.c6 = (l)->_comps.c7 = (l)->_comps.c8 = \
UNIVERSAL_SET)
/* Write a System_Low Information Label into this memory. */
#define BILLOW(l) _BILLOW((_bilabel_impl_t *)(l))
#define _BILLOW(l) \
((l)->_iid = SUN_IL_ID, (l)->_i_c_len = _C_LEN, \
ICLASS_SET(l, LOW_CLASS), \
(l)->_icomps.c1 = (l)->_icomps.c2 = (l)->_icomps.c3 = \
(l)->_icomps.c4 = (l)->_icomps.c5 = (l)->_icomps.c6 = \
(l)->_icomps.c7 = (l)->_icomps.c8 = EMPTY_SET, \
(l)->_imarks.m1 = (l)->_imarks.m2 = (l)->_imarks.m3 = \
(l)->_imarks.m4 = (l)->_imarks.m5 = (l)->_imarks.m6 = \
(l)->_imarks.m7 = (l)->_imarks.m8 = EMPTY_SET)
/* Write a System_Low Sensitivity Label into this memory. */
#define BCLEARLOW(l) _BCLEARLOW((_bclear_impl_t *)(l))
#define _BCLEARLOW(c) \
((c)->id = SUN_CLR_ID, (c)->_c_len = _C_LEN, \
LCLASS_SET(c, LOW_CLASS), \
(c)->_comps.c1 = (c)->_comps.c2 = (c)->_comps.c3 = (c)->_comps.c4 = \
(c)->_comps.c5 = (c)->_comps.c6 = (c)->_comps.c7 = (c)->_comps.c8 = \
EMPTY_SET)
/* Write a System_High Sensitivity Label into this memory. */
#define BCLEARHIGH(l) _BCLEARHIGH((_bclear_impl_t *)(l))
#define _BCLEARHIGH(c) \
((c)->id = SUN_CLR_ID, (c)->_c_len = _C_LEN, \
LCLASS_SET(c, HIGH_CLASS), \
(c)->_comps.c1 = (c)->_comps.c2 = (c)->_comps.c3 = (c)->_comps.c4 = \
(c)->_comps.c5 = (c)->_comps.c6 = (c)->_comps.c7 = (c)->_comps.c8 = \
UNIVERSAL_SET)
/* Write an undefined Sensitivity Label into this memory. */
#define BSLUNDEF(l) (((_bslabel_impl_t *)(l))->id = SUN_SL_UN)
/* Write an undefined Clearance into this memory. */
#define BCLEARUNDEF(c) (((_bclear_impl_t *)(c))->id = SUN_CLR_UN)
/* Retrieve the Sensitivity Label portion of a CMW Label */
#define BCLTOSL(l) ((bslabel_t *)&((_bclabel_impl_t *)(l))->_bcl_sl)
/* Retrieve the Information Label portion of a CMW Label */
#define BCLTOIL(l) ((_bilabel_impl_t *)&((_bclabel_impl_t *)(l))->_bcl_il)
/* Copy the Sensitivity Label portion from a CMW Label */
#define GETCSL(l1, l2) \
(*((_bslabel_impl_t *)(l1)) = ((_bclabel_impl_t *)(l2))->_bcl_sl)
/* Replace the Sensitivity Label portion of a CMW Label */
#define SETCSL(l1, l2) \
(((_bclabel_impl_t *)(l1))->_bcl_sl = *((_bslabel_impl_t *)(l2)))
/* Set type of this memory to the label type 't' */
#define SETBLTYPE(l, t) (((_bclabel_impl_t *)(l))->_bcl_sl.id = (t))
#define GETBLTYPE(l) (((const _bclabel_impl_t *)(l))->_bcl_sl.id)
#endif /* !_LABEL_MACRO_H */

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@ -37,14 +37,72 @@
* contributors.
*/
#ifndef _LIBSPL_SYS_UIO_H
#ifndef _LIBSPL_SYS_UIO_H
#define _LIBSPL_SYS_UIO_H
/* struct iovec is defined in glibc's sys/uio.h */
#include_next <sys/uio.h>
typedef enum uio_rw { UIO_READ, UIO_WRITE } uio_rw_t;
typedef struct iovec iovec_t;
#define UIO_SYSSPACE 1
typedef enum uio_rw {
UIO_READ = 0,
UIO_WRITE = 1,
} uio_rw_t;
typedef enum uio_seg {
UIO_USERSPACE = 0,
UIO_SYSSPACE = 1,
UIO_USERISPACE= 2,
} uio_seg_t;
typedef struct uio {
struct iovec *uio_iov; /* pointer to array of iovecs */
int uio_iovcnt; /* number of iovecs */
offset_t uio_loffset; /* file offset */
uio_seg_t uio_segflg; /* address space (kernel or user) */
uint16_t uio_fmode; /* file mode flags */
uint16_t uio_extflg; /* extended flags */
offset_t uio_limit; /* u-limit (maximum byte offset) */
ssize_t uio_resid; /* residual count */
} uio_t;
typedef enum xuio_type {
UIOTYPE_ASYNCIO,
UIOTYPE_ZEROCOPY,
} xuio_type_t;
#define UIOA_IOV_MAX 16
typedef struct uioa_page_s { /* locked uio_iov state */
int uioa_pfncnt; /* count of pfn_t(s) in *uioa_ppp */
void **uioa_ppp; /* page_t or pfn_t arrary */
caddr_t uioa_base; /* address base */
size_t uioa_len; /* span length */
} uioa_page_t;
typedef struct xuio {
uio_t xu_uio; /* embedded UIO structure */
/* Extended uio fields */
enum xuio_type xu_type; /* uio type */
union {
struct {
uint32_t xu_a_state; /* state of async i/o */
ssize_t xu_a_mbytes; /* bytes moved */
uioa_page_t *xu_a_lcur; /* uioa_locked[] pointer */
void **xu_a_lppp; /* lcur->uioa_pppp[] pointer */
void *xu_a_hwst[4]; /* opaque hardware state */
uioa_page_t xu_a_locked[UIOA_IOV_MAX];
} xu_aio;
struct {
int xu_zc_rw; /* read or write buffer */
void *xu_zc_priv; /* fs specific */
} xu_zc;
} xu_ext;
} xuio_t;
#define XUIO_XUZC_PRIV(xuio) xuio->xu_ext.xu_zc.xu_zc_priv
#define XUIO_XUZC_RW(xuio) xuio->xu_ext.xu_zc.xu_zc_rw
#endif /* _SYS_UIO_H */

30
lib/libspl/include/sys/vnode.h Normal file
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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LIBSPL_SYS_VNODE_H
#define _LIBSPL_SYS_VNODE_H
#endif /* _LIBSPL_SYS_VNODE_H */

30
lib/libspl/include/util/sscanf.h Normal file
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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2010 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LIBSPL_UTIL_SSCANF_H
#define _LIBSPL_UTIL_SSCANF_H
#endif

313
lib/libspl/ltos.c Normal file
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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <errno.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <sys/tsol/label_macro.h>
#include <sys/tsol/label.h>
#include "label.h"
#include "labeld.h"
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
static _mac_label_impl_t low;
static _mac_label_impl_t high;
static int inited = 0;
#define freeit(a, l) free(a)
/* 0x + Classification + '-' + ll + '-' + Compartments + end of string */
#define _HEX_SIZE 2+(sizeof (Classification_t)*2)+4+\
(sizeof (Compartments_t)*2)+1
/* 0x + Classification + '-' + ll + '-' + end of string */
#define _MIN_HEX (2 + (sizeof (Classification_t)*2) + 4 + 1)
static char digits[] = "0123456789abcdef";
#define HEX(h, i, l, s) \
for (; i < s; /* */) {\
h[i++] = digits[(unsigned int)(*l >> 4)];\
h[i++] = digits[(unsigned int)(*l++&0xF)]; }
static int
__hex(char **s, const m_label_t *l)
{
char *hex;
int i = 0;
uchar_t *hl;
int hex_len;
uchar_t *len;
hl = (uchar_t *)&(((_mac_label_impl_t *)l)->_c_len);
len = hl;
if (*len == 0) {
/* old binary label */
hex_len = _HEX_SIZE;
} else {
hex_len = _MIN_HEX + (*len * sizeof (uint32_t) * 2);
}
if ((hex = malloc(hex_len)) == NULL) {
return (-1);
}
/* header */
hex[i++] = '0';
hex[i++] = 'x';
/* classification */
hl++; /* start at classification */
HEX(hex, i, hl, 6);
/* Add compartments length */
hex[i++] = '-';
HEX(hex, i, len, 9);
hex[i++] = '-';
/* compartments */
HEX(hex, i, hl, hex_len-1);
hex[i] = '\0';
/* truncate trailing zeros */
while (hex[i-1] == '0' && hex[i-2] == '0') {
i -= 2;
}
hex[i] = '\0';
if ((*s = strdup(hex)) == NULL) {
freeit(hex, hex_len);
return (-1);
}
freeit(hex, hex_len);
return (0);
}
int
l_to_str_internal(const m_label_t *l, char **s)
{
if (inited == 0) {
inited = 1;
_BSLLOW(&low);
_BSLHIGH(&high);
}
if (!(_MTYPE(l, SUN_MAC_ID) || _MTYPE(l, SUN_UCLR_ID))) {
errno = EINVAL;
*s = NULL;
return (-1);
}
if (_MEQUAL(&low, (_mac_label_impl_t *)l)) {
if ((*s = strdup(ADMIN_LOW)) == NULL) {
return (-1);
}
return (0);
}
if (_MEQUAL(&high, (_mac_label_impl_t *)l)) {
if ((*s = strdup(ADMIN_HIGH)) == NULL) {
return (-1);
}
return (0);
}
return (__hex(s, l));
}
/*
* label_to_str -- convert a label to the requested type of string.
*
* Entry l = label to convert;
* t = type of conversion;
* f = flags for conversion type;
*
* Exit *s = allocated converted string;
* Caller must call free() to free.
*
* Returns 0, success.
* -1, error, errno set; *s = NULL.
*
* Calls labeld
*/
int
label_to_str(const m_label_t *l, char **s, const m_label_str_t t, uint_t f)
{
labeld_data_t call;
labeld_data_t *callp = &call;
size_t bufsize = sizeof (labeld_data_t);
size_t datasize;
int err;
int string_start = 0;
if (inited == 0) {
inited = 1;
_BSLLOW(&low);
_BSLHIGH(&high);
}
#define lscall callp->param.acall.cargs.ls_arg
#define lsret callp->param.aret.rvals.ls_ret
switch (t) {
case M_LABEL:
call.callop = LTOS;
lscall.label = *l;
lscall.flags = f;
datasize = CALL_SIZE(ls_call_t, 0);
if ((err = __call_labeld(&callp, &bufsize, &datasize)) ==
SUCCESS) {
if (callp->reterr != 0) {
errno = EINVAL;
*s = NULL;
return (-1);
}
*s = strdup(lsret.buf);
if (callp != &call) {
/* release returned buffer */
(void) munmap((void *)callp, bufsize);
}
if (*s == NULL) {
return (-1);
}
return (0);
}
switch (err) {
case NOSERVER:
/* server not present */
/* special case admin_low and admin_high */
if (_MEQUAL(&low, (_mac_label_impl_t *)l)) {
if ((*s = strdup(ADMIN_LOW)) == NULL) {
return (-1);
}
return (0);
} else if (_MEQUAL(&high, (_mac_label_impl_t *)l)) {
if ((*s = strdup(ADMIN_HIGH)) == NULL) {
return (-1);
}
return (0);
}
errno = ENOTSUP;
break;
default:
errno = EINVAL;
break;
}
*s = NULL;
return (-1);
#undef lscall
#undef lsret
case M_INTERNAL: {
return (l_to_str_internal(l, s));
}
#define ccall callp->param.acall.cargs.color_arg
#define cret callp->param.aret.rvals.color_ret
case M_COLOR:
datasize = CALL_SIZE(color_call_t, 0);
call.callop = BLTOCOLOR;
ccall.label = *l;
if (__call_labeld(&callp, &bufsize, &datasize) == SUCCESS) {
if (callp->reterr != 0) {
errno = EINVAL;
*s = NULL;
return (-1);
}
*s = strdup(cret.color);
if (callp != &call) {
/* release returned buffer */
(void) munmap((void *)callp, bufsize);
}
if (*s == NULL) {
return (-1);
}
return (0);
} else {
errno = ENOTSUP;
*s = NULL;
return (-1);
}
#undef ccall
#undef cret
#define prcall callp->param.acall.cargs.pr_arg
#define prret callp->param.aret.rvals.pr_ret
case PRINTER_TOP_BOTTOM:
call.callop = PR_TOP;
break;
case PRINTER_LABEL:
call.callop = PR_LABEL;
break;
case PRINTER_CAVEATS:
call.callop = PR_CAVEATS;
string_start = 1; /* compensate for leading space */
break;
case PRINTER_CHANNELS:
call.callop = PR_CHANNELS;
string_start = 1; /* compensate for leading space */
break;
default:
errno = EINVAL;
*s = NULL;
return (-1);
}
/* do the common printer calls */
datasize = CALL_SIZE(pr_call_t, 0);
prcall.label = *l;
prcall.flags = f;
if (__call_labeld(&callp, &bufsize, &datasize) == SUCCESS) {
if (callp->reterr != 0) {
errno = EINVAL;
*s = NULL;
return (-1);
}
*s = strdup(&prret.buf[string_start]);
if (callp != &call) {
/* release returned buffer */
(void) munmap((void *)callp, bufsize);
}
if (*s == NULL) {
return (-1);
}
return (0);
} else {
errno = ENOTSUP;
*s = NULL;
return (-1);
}
#undef prcall
#undef prret
}

432
lib/libspl/stol.c Normal file
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@ -0,0 +1,432 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <strings.h>
#include <sys/mman.h>
#include <sys/tsol/label_macro.h>
#include <sys/tsol/label.h>
#include <label.h>
#include <labeld.h>
#define IS_LOW(s) \
((strncasecmp(s, ADMIN_LOW, (sizeof (ADMIN_LOW) - 1)) == 0) && \
(s[sizeof (ADMIN_LOW) - 1] == '\0'))
#define IS_HIGH(s) \
((strncasecmp(s, ADMIN_HIGH, (sizeof (ADMIN_HIGH) - 1)) == 0) && \
(s[sizeof (ADMIN_HIGH) - 1] == '\0'))
#define IS_HEX(f, s) \
(((((f) == L_NO_CORRECTION)) || ((f) == L_DEFAULT)) && \
(((s)[0] == '0') && (((s)[1] == 'x') || ((s)[1] == 'X'))))
static boolean_t
unhex(const char **h, uchar_t *l, int len)
{
const char *hx = *h;
char ch;
uchar_t byte;
for (; len--; ) {
ch = *hx++;
if (!isxdigit(ch))
return (B_FALSE);
if (isdigit(ch))
byte = ch - '0';
else
byte = ch - (isupper(ch) ? 'A' - 10 : 'a' - 10);
byte <<= 4;
ch = *hx++;
if (!isxdigit(ch))
return (B_FALSE);
if (isdigit(ch))
byte |= ch - '0';
else
byte |= ch - (isupper(ch) ? 'A' - 10 : 'a' - 10);
*l++ = byte;
}
*h = hx;
return (B_TRUE);
}
/*
* Formats accepted:
* 0x + 4 class + 64 comps + end of string
* 0x + 4 class + '-' + ll + '-' + comps + end of string
* ll = number of words to fill out the entire comps field
* presumes trailing zero for comps
*
* So in the case of 256 comps (i.e., 8 compartment words):
* 0x0006-08-7ff3f
* 0x + Classification + Compartments + end of string
* 0[xX]hhh...
*/
static int
htol(const char *s, m_label_t *l)
{
const char *h = &s[2]; /* skip 0[xX] */
uchar_t *lp = (uchar_t *)&(((_mac_label_impl_t *)l)->_lclass);
size_t len = sizeof (_mac_label_impl_t) - 4;
int bytes;
/* unpack 16 bit signed classification */
if (!unhex(&h, lp, 2) || (LCLASS(l) < 0)) {
return (-1);
}
lp = (uchar_t *)&(((_mac_label_impl_t *)l)->_comps);
if (h[0] == '-' && h[3] == '-') {
uchar_t size;
/* length specified of internal text label */
h++; /* skip '-' */
if (!unhex(&h, &size, 1)) {
return (-1);
}
/* convert size from words to bytes */
if ((size * sizeof (uint32_t)) > len) {
/*
* internal label greater than will fit in current
* binary.
*/
return (-1);
}
bzero(lp, len);
h++; /* skip '-' */
}
bytes = strlen(h)/2;
if ((bytes > len) ||
(bytes*2 != strlen(h)) ||
!unhex(&h, lp, bytes)) {
return (-1);
}
return (0);
}
/*
* hexstr_to_label -- parse a string representing a hex label into a
* binary label. Only admin high/low and hex are
* accepted.
*
* Returns 0, success.
* -1, failure
*/
int
hexstr_to_label(const char *s, m_label_t *l)
{
uint_t f = L_DEFAULT;
/* translate hex, admin_low and admin_high */
if (IS_LOW(s)) {
_LOW_LABEL(l, SUN_MAC_ID);
return (0);
} else if (IS_HIGH(s)) {
_HIGH_LABEL(l, SUN_MAC_ID);
return (0);
} else if (IS_HEX(f, s)) {
_LOW_LABEL(l, SUN_MAC_ID);
if (htol(s, l) == 0)
return (0);
}
return (-1);
}
static int
convert_id(m_label_type_t t)
{
switch (t) {
case MAC_LABEL:
return (SUN_MAC_ID);
case USER_CLEAR:
return (SUN_UCLR_ID);
default:
return (-1);
}
}
/*
* str_to_label -- parse a string into the requested label type.
*
* Entry s = string to parse.
* l = label to create or modify.
* t = label type (MAC_LABEL, USER_CLEAR).
* f = flags
* L_DEFAULT,
* L_MODIFY_EXISTING, use the existing label as a basis for
* the parse string.
* L_NO_CORRECTION, s must be correct and full by the
* label_encoding rules.
* L_CHECK_AR, for non-hex s, MAC_LABEL, check the l_e AR
*
* Exit l = parsed label value.
* e = index into string of error.
* = M_BAD_STRING (-3 L_BAD_LABEL) or could be zero,
* indicates entire string,
* e = M_BAD_LABEL (-2 L_BAD_CLASSIFICATION), problems with l
* e = M_OUTSIDE_AR (-4 unrelated to L_BAD_* return values)
*
* Returns 0, success.
* -1, failure
* errno = ENOTSUP, the underlying label mechanism
* does not support label parsing.
* ENOMEM, unable to allocate memory for l.
* EINVAL, invalid argument, l != NULL or
* invalid label type for the underlying
* label mechanism.
*/
#define _M_GOOD_LABEL -1 /* gfi L_GOOD_LABEL */
int
str_to_label(const char *str, m_label_t **l, const m_label_type_t t, uint_t f,
int *e)
{
char *s = strdup(str);
char *st = s;
char *p;
labeld_data_t call;
labeld_data_t *callp = &call;
size_t bufsize = sizeof (labeld_data_t);
size_t datasize;
int err = M_BAD_LABEL;
int id = convert_id(t);
boolean_t new = B_FALSE;
uint_t lf = (f & ~L_CHECK_AR); /* because L_DEFAULT == 0 */
if (st == NULL) {
errno = ENOMEM;
return (-1);
}
if (*l == NULL) {
if ((*l = m_label_alloc(t)) == NULL) {
free(st);
return (-1);
}
if (id == -1) {
goto badlabel;
}
_LOW_LABEL(*l, id);
new = B_TRUE;
} else if (_MTYPE(*l, SUN_INVALID_ID) &&
((lf == L_NO_CORRECTION) || (lf == L_DEFAULT))) {
_LOW_LABEL(*l, id);
new = B_TRUE;
} else if (!(_MTYPE(*l, SUN_MAC_ID) || _MTYPE(*l, SUN_CLR_ID))) {
goto badlabel;
}
if (new == B_FALSE && id == -1) {
goto badlabel;
}
/* get to the beginning of the string to parse */
while (isspace(*s)) {
s++;
}
/* accept a leading '[' and trailing ']' for old times sake */
if (*s == '[') {
*s = ' ';
s++;
while (isspace(*s)) {
s++;
}
}
p = s;
while (*p != '\0' && *p != ']') {
p++;
}
/* strip trailing spaces */
while (p != s && isspace(*(p-1))) {
--p;
}
*p = '\0'; /* end of string */
/* translate hex, admin_low and admin_high */
id = _MGETTYPE(*l);
if (IS_LOW(s)) {
_LOW_LABEL(*l, id);
goto goodlabel;
} else if (IS_HIGH(s)) {
_HIGH_LABEL(*l, id);
goto goodlabel;
} else if (IS_HEX(lf, s)) {
if (htol(s, *l) != 0) {
/* whole string in error */
err = 0;
goto badlabel;
}
goto goodlabel;
}
#define slcall callp->param.acall.cargs.sl_arg
#define slret callp->param.aret.rvals.sl_ret
/* now try label server */
datasize = CALL_SIZE_STR(sl_call_t, strlen(st) + 1);
if (datasize > bufsize) {
if ((callp = malloc(datasize)) == NULL) {
free(st);
return (-1);
}
bufsize = datasize;
}
callp->callop = STOL;
slcall.label = **l;
slcall.flags = f;
if (new)
slcall.flags |= L_NEW_LABEL;
(void) strcpy(slcall.string, st);
/*
* callp->reterr = L_GOOD_LABEL (-1) == OK;
* L_BAD_CLASSIFICATION (-2) == bad input
* classification: class
* L_BAD_LABEL (-3) == either string or input label bad
* M_OUTSIDE_AR (-4) == resultant MAC_LABEL is out
* l_e accreditation range
* O'E == offset in string 0 == entire string.
*/
if (__call_labeld(&callp, &bufsize, &datasize) == SUCCESS) {
err = callp->reterr;
if (callp != &call) {
/* free allocated buffer */
free(callp);
}
switch (err) {
case _M_GOOD_LABEL: /* L_GOOD_LABEL */
**l = slret.label;
goto goodlabel;
case M_BAD_LABEL: /* L_BAD_CLASSIFICATION */
case M_BAD_STRING: /* L_BAD_LABEL */
default:
goto badlabel;
}
}
switch (callp->reterr) {
case NOSERVER:
errno = ENOTSUP;
break;
default:
errno = EINVAL;
break;
}
free(st);
return (-1);
badlabel:
errno = EINVAL;
free(st);
if (e != NULL)
*e = err;
return (-1);
goodlabel:
free(st);
return (0);
}
#undef slcall
#undef slret
/*
* m_label_alloc -- allocate a label structure
*
* Entry t = label type (MAC_LABEL, USER_CLEAR).
*
* Exit If error, NULL, errno set to ENOMEM
* Otherwise, pointer to m_label_t memory
*/
/* ARGUSED */
m_label_t *
m_label_alloc(const m_label_type_t t)
{
m_label_t *l;
switch (t) {
case MAC_LABEL:
case USER_CLEAR:
if ((l = malloc(sizeof (_mac_label_impl_t))) == NULL) {
return (NULL);
}
_MSETTYPE(l, SUN_INVALID_ID);
break;
default:
errno = EINVAL;
return (NULL);
}
return (l);
}
/*
* m_label_dup -- make a duplicate copy of the given label.
*
* Entry l = label to duplicate.
*
* Exit d = duplicate copy of l.
*
* Returns 0, success
* -1, if error.
* errno = ENOTSUP, the underlying label mechanism
* does not support label duplication.
* ENOMEM, unable to allocate memory for d.
* EINVAL, invalid argument, l == NULL or
* invalid label type for the underlying
* label mechanism.
*/
int
m_label_dup(m_label_t **d, const m_label_t *l)
{
if (d == NULL || *d != NULL) {
errno = EINVAL;
return (-1);
}
if ((*d = malloc(sizeof (_mac_label_impl_t))) == NULL) {
errno = ENOMEM;
return (-1);
}
(void) memcpy(*d, l, sizeof (_mac_label_impl_t));
return (0);
}
/*
* m_label_free -- free label structure
*
* Entry l = label to free.
*
* Exit memory freed.
*
*/
void
m_label_free(m_label_t *l)
{
if (l)
free(l);
}

55
lib/libspl/timestamp.c Normal file
View File

@ -0,0 +1,55 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <stdio.h>
#include <time.h>
#include <langinfo.h>
#include "statcommon.h"
/*
* Print timestamp as decimal reprentation of time_t value (-T u was specified)
* or in date(1) format (-T d was specified).
*/
void
print_timestamp(uint_t timestamp_fmt)
{
time_t t = time(NULL);
static char *fmt = NULL;
/* We only need to retrieve this once per invocation */
if (fmt == NULL)
fmt = nl_langinfo(_DATE_FMT);
if (timestamp_fmt == UDATE) {
(void) printf("%ld\n", t);
} else if (timestamp_fmt == DDATE) {
char dstr[64];
int len;
len = strftime(dstr, sizeof (dstr), fmt, localtime(&t));
if (len > 0)
(void) printf("%s\n", dstr);
}
}