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simplesshd/rsync/lib/sysacls.h
2014-12-21 17:56:03 -05:00

306 lines
7.8 KiB
C

/*
* Unix SMB/Netbios implementation.
* Version 2.2.x
* Portable SMB ACL interface
* Copyright (C) Jeremy Allison 2000
* Copyright (C) 2007-2014 Wayne Davison
*
* 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 3 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
* with this program; if not, visit the http://fsf.org website.
*/
#ifdef SUPPORT_ACLS
#ifdef HAVE_SYS_ACL_H
#include <sys/acl.h>
#endif
#ifdef HAVE_ACL_LIBACL_H
#include <acl/libacl.h>
#endif
#define SMB_MALLOC(cnt) new_array(char, cnt)
#define SMB_MALLOC_P(obj) new_array(obj, 1)
#define SMB_MALLOC_ARRAY(obj, cnt) new_array(obj, cnt)
#define SMB_REALLOC(mem, cnt) realloc_array(mem, char, cnt)
#define slprintf snprintf
#if defined HAVE_POSIX_ACLS /*-----------------------------------------------*/
/* This is an identity mapping (just remove the SMB_). */
#define SMB_ACL_TAG_T acl_tag_t
#define SMB_ACL_TYPE_T acl_type_t
/* Types of ACLs. */
#define SMB_ACL_USER ACL_USER
#define SMB_ACL_USER_OBJ ACL_USER_OBJ
#define SMB_ACL_GROUP ACL_GROUP
#define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ
#define SMB_ACL_OTHER ACL_OTHER
#define SMB_ACL_MASK ACL_MASK
#define SMB_ACL_T acl_t
#define SMB_ACL_ENTRY_T acl_entry_t
#define SMB_ACL_FIRST_ENTRY ACL_FIRST_ENTRY
#define SMB_ACL_NEXT_ENTRY ACL_NEXT_ENTRY
#define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS
#define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
#define SMB_ACL_NEED_SORT
#elif defined HAVE_TRU64_ACLS /*---------------------------------------------*/
/* This is for DEC/Compaq Tru64 UNIX */
#define SMB_ACL_TAG_T acl_tag_t
#define SMB_ACL_TYPE_T acl_type_t
/* Types of ACLs. */
#define SMB_ACL_USER ACL_USER
#define SMB_ACL_USER_OBJ ACL_USER_OBJ
#define SMB_ACL_GROUP ACL_GROUP
#define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ
#define SMB_ACL_OTHER ACL_OTHER
#define SMB_ACL_MASK ACL_MASK
#define SMB_ACL_T acl_t
#define SMB_ACL_ENTRY_T acl_entry_t
#define SMB_ACL_FIRST_ENTRY 0
#define SMB_ACL_NEXT_ENTRY 1
#define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS
#define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
#define SMB_ACL_NEED_SORT
#elif defined HAVE_UNIXWARE_ACLS || defined HAVE_SOLARIS_ACLS /*-------------*/
/* Donated by Michael Davidson <md@sco.COM> for UnixWare / OpenUNIX.
* Modified by Toomas Soome <tsoome@ut.ee> for Solaris. */
/* SVR4.2 ES/MP ACLs */
typedef int SMB_ACL_TAG_T;
typedef int SMB_ACL_TYPE_T;
/* Types of ACLs. */
#define SMB_ACL_USER USER
#define SMB_ACL_USER_OBJ USER_OBJ
#define SMB_ACL_GROUP GROUP
#define SMB_ACL_GROUP_OBJ GROUP_OBJ
#define SMB_ACL_OTHER OTHER_OBJ
#define SMB_ACL_MASK CLASS_OBJ
typedef struct SMB_ACL_T {
int size;
int count;
int next;
struct acl acl[1];
} *SMB_ACL_T;
typedef struct acl *SMB_ACL_ENTRY_T;
#define SMB_ACL_FIRST_ENTRY 0
#define SMB_ACL_NEXT_ENTRY 1
#define SMB_ACL_TYPE_ACCESS 0
#define SMB_ACL_TYPE_DEFAULT 1
#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
#define SMB_ACL_NEED_SORT
#ifdef __CYGWIN__
#define SMB_ACL_LOSES_SPECIAL_MODE_BITS
#endif
#elif defined HAVE_HPUX_ACLS /*----------------------------------------------*/
/* Based on the Solaris & UnixWare code. */
#undef GROUP
#include <sys/aclv.h>
/* SVR4.2 ES/MP ACLs */
typedef int SMB_ACL_TAG_T;
typedef int SMB_ACL_TYPE_T;
/* Types of ACLs. */
#define SMB_ACL_USER USER
#define SMB_ACL_USER_OBJ USER_OBJ
#define SMB_ACL_GROUP GROUP
#define SMB_ACL_GROUP_OBJ GROUP_OBJ
#define SMB_ACL_OTHER OTHER_OBJ
#define SMB_ACL_MASK CLASS_OBJ
typedef struct SMB_ACL_T {
int size;
int count;
int next;
struct acl acl[1];
} *SMB_ACL_T;
typedef struct acl *SMB_ACL_ENTRY_T;
#define SMB_ACL_FIRST_ENTRY 0
#define SMB_ACL_NEXT_ENTRY 1
#define SMB_ACL_TYPE_ACCESS 0
#define SMB_ACL_TYPE_DEFAULT 1
#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
#define SMB_ACL_NEED_SORT
#elif defined HAVE_IRIX_ACLS /*----------------------------------------------*/
/* IRIX ACLs */
#define SMB_ACL_TAG_T acl_tag_t
#define SMB_ACL_TYPE_T acl_type_t
/* Types of ACLs. */
#define SMB_ACL_USER ACL_USER
#define SMB_ACL_USER_OBJ ACL_USER_OBJ
#define SMB_ACL_GROUP ACL_GROUP
#define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ
#define SMB_ACL_OTHER ACL_OTHER_OBJ
#define SMB_ACL_MASK ACL_MASK
typedef struct SMB_ACL_T {
int next;
BOOL freeaclp;
struct acl *aclp;
} *SMB_ACL_T;
#define SMB_ACL_ENTRY_T acl_entry_t
#define SMB_ACL_FIRST_ENTRY 0
#define SMB_ACL_NEXT_ENTRY 1
#define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS
#define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
#define SMB_ACL_NEED_SORT
#elif defined HAVE_AIX_ACLS /*-----------------------------------------------*/
/* Donated by Medha Date, mdate@austin.ibm.com, for IBM */
#include "/usr/include/acl.h"
struct acl_entry_link{
struct acl_entry_link *prevp;
struct new_acl_entry *entryp;
struct acl_entry_link *nextp;
int count;
};
struct new_acl_entry{
unsigned short ace_len;
unsigned short ace_type;
unsigned int ace_access;
struct ace_id ace_id[1];
};
#define SMB_ACL_ENTRY_T struct new_acl_entry*
#define SMB_ACL_T struct acl_entry_link*
#define SMB_ACL_TAG_T unsigned short
#define SMB_ACL_TYPE_T int
/* Types of ACLs. */
#define SMB_ACL_USER ACEID_USER
#define SMB_ACL_USER_OBJ 3
#define SMB_ACL_GROUP ACEID_GROUP
#define SMB_ACL_GROUP_OBJ 4
#define SMB_ACL_OTHER 5
#define SMB_ACL_MASK 6
#define SMB_ACL_FIRST_ENTRY 1
#define SMB_ACL_NEXT_ENTRY 2
#define SMB_ACL_TYPE_ACCESS 0
#define SMB_ACL_TYPE_DEFAULT 1
#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
#define SMB_ACL_NEED_SORT
#elif defined(HAVE_OSX_ACLS) /*----------------------------------------------*/
/* Special handling for OS X ACLs */
#define SMB_ACL_TAG_T acl_tag_t
#define SMB_ACL_TYPE_T acl_type_t
#define SMB_ACL_T acl_t
#define SMB_ACL_ENTRY_T acl_entry_t
#define SMB_ACL_USER 1
#define SMB_ACL_GROUP 2
#define SMB_ACL_FIRST_ENTRY ACL_FIRST_ENTRY
#define SMB_ACL_NEXT_ENTRY ACL_NEXT_ENTRY
#define SMB_ACL_TYPE_ACCESS ACL_TYPE_EXTENDED
#define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
#define SMB_ACL_VALID_NAME_BITS ((1<<25)-1)
#define SMB_ACL_VALID_OBJ_BITS 0
/*#undef SMB_ACL_NEED_SORT*/
#else /*---------------------------------------------------------------------*/
/* Unknown platform. */
#error Cannot handle ACLs on this platform!
#endif
int sys_acl_get_entry(SMB_ACL_T the_acl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
int sys_acl_get_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p);
int sys_acl_get_info(SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T *tag_type_p, uint32 *bits_p, id_t *u_g_id_p);
SMB_ACL_T sys_acl_get_file(const char *path_p, SMB_ACL_TYPE_T type);
SMB_ACL_T sys_acl_get_fd(int fd);
SMB_ACL_T sys_acl_init(int count);
int sys_acl_create_entry(SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
int sys_acl_set_info(SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype, uint32 bits, id_t u_g_id);
int sys_acl_set_access_bits(SMB_ACL_ENTRY_T entry, uint32 bits);
int sys_acl_valid(SMB_ACL_T theacl);
int sys_acl_set_file(const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
int sys_acl_set_fd(int fd, SMB_ACL_T theacl);
int sys_acl_delete_def_file(const char *name);
int sys_acl_free_acl(SMB_ACL_T the_acl);
int no_acl_syscall_error(int err);
#endif /* SUPPORT_ACLS */