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Diffstat (limited to 'winsup/cygwin/cygheap.h')
-rw-r--r-- | winsup/cygwin/cygheap.h | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/winsup/cygwin/cygheap.h b/winsup/cygwin/cygheap.h deleted file mode 100644 index 6a8e56290..000000000 --- a/winsup/cygwin/cygheap.h +++ /dev/null @@ -1,142 +0,0 @@ -/* cygheap.h: Cygwin heap manager. - - Copyright 2000 Cygnus Solutions. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#undef cfree - -enum cygheap_types -{ - HEAP_FHANDLER, - HEAP_STR, - HEAP_ARGV, - HEAP_BUF, - HEAP_1_START, - HEAP_1_STR, - HEAP_1_ARGV, - HEAP_1_BUF, - HEAP_1_EXEC, - HEAP_1_MAX = 100 -}; - -#define incygheap(s) (cygheap && ((char *) (s) >= (char *) cygheap) && ((char *) (s) <= ((char *) cygheap_max))) - -struct _cmalloc_entry -{ - union - { - DWORD b; - char *ptr; - }; - struct _cmalloc_entry *prev; - char data[0]; -}; - -class cygheap_root -{ - /* Root directory information. - This is used after a chroot is called. */ - size_t rootlen; - char *root; -public: - cygheap_root (cygheap_root &nroot); - ~cygheap_root (); - char *operator =(const char *new_root); - size_t length () const { return rootlen; } - const char *path () const { return root; } -}; - -class cygheap_user -{ - /* Extendend user information. - The information is derived from the internal_getlogin call - when on a NT system. */ - char *pname; /* user's name */ - char *plogsrv; /* Logon server, may be FQDN */ - char *pdomain; /* Logon domain of the user */ - PSID psid; /* buffer for user's SID */ -public: - uid_t orig_uid; /* Remains intact even after impersonation */ - uid_t orig_gid; /* Ditto */ - uid_t real_uid; /* Remains intact on seteuid, replaced by setuid */ - gid_t real_gid; /* Ditto */ - - /* token is needed if set(e)uid should be called. It can be set by a call - to `set_impersonation_token()'. */ - HANDLE token; - BOOL impersonated; - - cygheap_user () : pname (NULL), plogsrv (NULL), pdomain (NULL), psid (NULL) {} - ~cygheap_user (); - - void set_name (const char *new_name); - const char *name () const { return pname; } - - void set_logsrv (const char *new_logsrv); - const char *logsrv () const { return plogsrv; } - - void set_domain (const char *new_domain); - const char *domain () const { return pdomain; } - - BOOL set_sid (PSID new_sid); - PSID sid () const { return psid; } - - void operator =(cygheap_user &user) - { - set_name (user.name ()); - set_logsrv (user.logsrv ()); - set_domain (user.domain ()); - set_sid (user.sid ()); - } -}; - -/* cwd cache stuff. */ - -class muto; - -struct cwdstuff -{ - char *posix; - char *win32; - DWORD hash; - muto *lock; - char *get (char *buf, int need_posix = 1, int with_chroot = 0, unsigned ulen = MAX_PATH); - DWORD get_hash (); - void init (); - void fixup_after_exec (char *win32, char *posix, DWORD hash); - bool get_initial (); - void set (const char *win32_cwd, const char *posix_cwd = NULL); -}; - -struct init_cygheap -{ - _cmalloc_entry *chain; - cygheap_root root; - cygheap_user user; - mode_t umask; - HANDLE shared_h; - HANDLE console_h; - cwdstuff cwd; - dtable fdtab; -}; - -#define CYGHEAPSIZE (sizeof (init_cygheap) + (4000 * sizeof (fhandler_union)) + (2 * 65536)) - -extern init_cygheap *cygheap; -extern void *cygheap_max; - -extern "C" { -void __stdcall cfree (void *) __attribute__ ((regparm(1))); -void __stdcall cygheap_fixup_in_child (HANDLE, bool); -void *__stdcall cmalloc (cygheap_types, DWORD) __attribute__ ((regparm(2))); -void *__stdcall crealloc (void *, DWORD) __attribute__ ((regparm(2))); -void *__stdcall ccalloc (cygheap_types, DWORD, DWORD) __attribute__ ((regparm(3))); -char *__stdcall cstrdup (const char *) __attribute__ ((regparm(1))); -char *__stdcall cstrdup1 (const char *) __attribute__ ((regparm(1))); -void __stdcall cygheap_init (); -} |