106 lines
4.1 KiB
C++
106 lines
4.1 KiB
C++
/* security.h: security declarations
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Copyright 2000, 2001 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#define DONT_INHERIT (0)
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#define INHERIT_ALL (CONTAINER_INHERIT_ACE|OBJECT_INHERIT_ACE)
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#define INHERIT_ONLY (INHERIT_ONLY_ACE|CONTAINER_INHERIT_ACE|OBJECT_INHERIT_ACE)
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#define MAX_SID_LEN 40
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#define DEFAULT_UID DOMAIN_USER_RID_ADMIN
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#define DEFAULT_GID DOMAIN_ALIAS_RID_ADMINS
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class cygsid {
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PSID psid;
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char sbuf[MAX_SID_LEN];
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public:
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inline cygsid () : psid ((PSID) sbuf) {}
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inline cygsid (PSID nsid) { *this = nsid; }
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inline PSID set () { return psid = (PSID) sbuf; }
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inline const PSID operator= (PSID nsid)
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{
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if (!nsid)
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psid = NULL;
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else
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{
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psid = (PSID) sbuf;
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CopySid (MAX_SID_LEN, psid, nsid);
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}
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return psid;
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}
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inline BOOL operator== (PSID nsid)
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{
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if (!psid || !nsid)
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return nsid == psid;
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return EqualSid (psid, nsid);
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}
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inline operator const PSID () { return psid; }
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};
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extern BOOL allow_ntsec;
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extern BOOL allow_smbntsec;
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/* These both functions are needed to allow walking through the passwd
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and group lists so they are somehow security related. Besides that
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I didn't find a better place to declare them. */
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extern struct passwd *internal_getpwent (int);
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extern struct group *internal_getgrent (int);
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/* File manipulation */
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int __stdcall set_process_privileges ();
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int __stdcall get_file_attribute (int, const char *, int *,
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uid_t * = NULL, gid_t * = NULL);
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int __stdcall set_file_attribute (int, const char *, int);
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int __stdcall set_file_attribute (int, const char *, uid_t, gid_t, int, const char *);
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LONG __stdcall read_sd(const char *file, PSECURITY_DESCRIPTOR sd_buf, LPDWORD sd_size);
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LONG __stdcall write_sd(const char *file, PSECURITY_DESCRIPTOR sd_buf, DWORD sd_size);
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BOOL __stdcall add_access_allowed_ace (PACL acl, int offset, DWORD attributes, PSID sid, size_t &len_add, DWORD inherit);
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BOOL __stdcall add_access_denied_ace (PACL acl, int offset, DWORD attributes, PSID sid, size_t &len_add, DWORD inherit);
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/* Try a subauthentication. */
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HANDLE subauth (struct passwd *pw);
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/* sec_helper.cc: Security helper functions. */
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char *__stdcall convert_sid_to_string_sid (PSID psid, char *sid_str);
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PSID __stdcall convert_string_sid_to_sid (PSID psid, const char *sid_str);
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PSID __stdcall get_sid (PSID psid, DWORD s, DWORD cnt, DWORD *r);
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BOOL __stdcall get_pw_sid (PSID sid, struct passwd *pw);
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BOOL __stdcall get_gr_sid (PSID sid, struct group *gr);
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PSID __stdcall get_admin_sid ();
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PSID __stdcall get_system_sid ();
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PSID __stdcall get_creator_owner_sid ();
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PSID __stdcall get_world_sid ();
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int get_id_from_sid (PSID psid, BOOL search_grp, int *type);
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int __stdcall get_id_from_sid (PSID psid, BOOL search_grp);
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BOOL __stdcall legal_sid_type (SID_NAME_USE type);
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BOOL __stdcall is_grp_member (uid_t uid, gid_t gid);
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/* `lookup_name' should be called instead of LookupAccountName.
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* logsrv may be NULL, in this case only the local system is used for lookup.
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* The buffer for ret_sid (40 Bytes) has to be allocated by the caller! */
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BOOL __stdcall lookup_name (const char *, const char *, PSID);
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int set_process_privilege (const char *privilege, BOOL enable = TRUE);
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extern inline int get_uid_from_sid (PSID psid) { return get_id_from_sid (psid, FALSE);}
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extern inline int get_gid_from_sid (PSID psid) { return get_id_from_sid (psid, TRUE); }
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/* shared.cc: */
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/* Retrieve a security descriptor that allows all access */
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SECURITY_DESCRIPTOR *__stdcall get_null_sd (void);
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/* Various types of security attributes for use in Create* functions. */
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extern SECURITY_ATTRIBUTES sec_none, sec_none_nih, sec_all, sec_all_nih;
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extern SECURITY_ATTRIBUTES *__stdcall sec_user (PVOID sa_buf, PSID sid2 = NULL, BOOL inherit = TRUE);
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extern SECURITY_ATTRIBUTES *__stdcall sec_user_nih (PVOID sa_buf, PSID sid2 = NULL);
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int __stdcall NTReadEA (const char *file, const char *attrname, char *buf, int len);
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BOOL __stdcall NTWriteEA (const char *file, const char *attrname, char *buf, int len);
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