/* -*- mode:c; c-file-style:"k&r"; c-basic-offset: 4; tab-width:4; indent-tabs-mode:nil; mode:auto-fill; fill-column:78; -*- */
/* vim: set ts=4 sw=4 et tw=78 fo=cqt wm=0: */
/* Copyright (C) 2014 Stony Brook University
This file is part of Graphene Library OS.
Graphene Library OS is free software: you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public License
as published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
Graphene Library OS 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see . */
#ifndef PAL_FREEBSD_H
#define PAL_FREEBSD_H
#include "pal_defs.h"
#include "pal_freebsd_defs.h"
#include "pal.h"
#include "pal_freebsd_error.h"
typedef int __kernel_pid_t;
#include
#include
#include
#undef __htonl
#undef __ntohl
#undef __htons
#undef __ntohs
#ifdef __x86_64__
# include "sysdep-x86_64.h"
#endif
#define PAL_LOADER XSTRINGIFY(PAL_LOADER_PATH)
#define IS_ERR INTERNAL_SYSCALL_ERROR
#define IS_ERR_P INTERNAL_SYSCALL_ERROR_P
#define ERRNO INTERNAL_SYSCALL_ERRNO
#define ERRNO_P INTERNAL_SYSCALL_ERRNO_P
int getrand (void * buffer, int size);
struct timespec;
struct timeval;
extern struct pal_bsd_state {
/* state */
unsigned long start_time;
/* credentails */
unsigned int pid;
unsigned int uid, gid;
/* currently enabled signals */
_sigset_t sigset;
unsigned long memory_quota;
} bsd_state;
#include
#ifdef INLINE_SYSCALL
# ifdef __i386__
# define ARCH_MMAP(addr, len, prot, flags, fd, offset) \
({ \
struct mmap_arg_struct { \
unsigned long addr; \
unsigned long len; \
unsigned long prot; \
unsigned long flags; \
unsigned long fd; \
unsigned long offset; \
} args = { .addr = (unsigned long) (addr), \
.len = (unsigned long) (len), \
.prot = (unsigned long) (prot), \
.flags = (unsigned long) (flags), \
.fd = (unsigned long) (fd), \
.offset = (unsigned long) (offset), }; \
INLINE_SYSCALL(mmap, 1, &args); \
})
# else
# define ARCH_MMAP(addr, len, prot, flags, fd, offset) \
INLINE_SYSCALL(mmap, 6, (addr), (len), (prot), (flags), (fd), (offset))
# endif
#else
# error "INLINE_SYSCALL not supported"
#endif
#define PRESET_PAGESIZE (1 << 12)
#define DEFAULT_BACKLOG 2048
static inline int HOST_FLAGS (int alloc_type, int prot)
{
return ((alloc_type & PAL_ALLOC_RESERVE) ? MAP_NORESERVE : 0) |
((prot & PAL_PROT_WRITECOPY) ? MAP_PRIVATE : MAP_SHARED);
}
static inline int HOST_PROT (int prot)
{
return prot & (PAL_PROT_READ|PAL_PROT_WRITE|PAL_PROT_EXEC);
}
int __clone (int (*__fn) (void * __arg), void * __child_stack,
int __flags, const void * __arg, ...);
/* set/unset CLOEXEC flags of all fds in a handle */
int handle_set_cloexec (PAL_HANDLE handle, bool enable);
/* serialize/deserialize a handle into/from a malloc'ed buffer */
int handle_serialize (PAL_HANDLE handle, void ** data);
int handle_deserialize (PAL_HANDLE * handle, const void * data, int size);
#define ACCESS_R 4
#define ACCESS_W 2
#define ACCESS_X 1
struct stat;
bool stataccess (struct stat * stats, int acc);
#include
static inline int HOST_FILE_OPEN (int access_type, int create_type,
int options)
{
return ((access_type)|
(create_type & PAL_CREAT_TRY ? O_CREAT : 0) |
(create_type & PAL_CREAT_ALWAYS ? O_EXCL : 0) |
(options));
}
#include
static inline int HOST_PERM (int share_type)
{
return((share_type & PAL_SHARE_GLOBAL_X ? S_IXUSR | S_IXGRP | S_IXOTH :
0)|
(share_type & PAL_SHARE_GLOBAL_W ? S_IWUSR | S_IWGRP | S_IWOTH :
0)|
(share_type & PAL_SHARE_GLOBAL_R ? S_IRUSR | S_IRGRP | S_IROTH :
0)|
(share_type & PAL_SHARE_GROUP_X ? S_IXGRP : 0) |
(share_type & PAL_SHARE_GROUP_W ? S_IWGRP : 0) |
(share_type & PAL_SHARE_GROUP_R ? S_IRGRP : 0) |
(share_type & PAL_SHARE_OWNER_X ? S_IXUSR : 0) |
(share_type & PAL_SHARE_OWNER_W ? S_IWUSR : 0) |
(share_type & PAL_SHARE_OWNER_R ? S_IRUSR : 0));
}
static inline int HOST_OPTIONS (int options)
{
return((options & PAL_OPTION_NONBLOCK ? O_NONBLOCK : 0 )
);
}
#include
static inline int HOST_SOCKET_OPTIONS (int options)
{
return((options & PAL_OPTION_NONBLOCK ? SOCK_NONBLOCK : 0 )
);
}
/* Locking and unlocking of Mutexes */
int _DkMutexLock (struct mutex_handle * mut);
int _DkMutexLockTimeout (struct mutex_handle * mut, int timeout);
int _DkMutexUnlock (struct mutex_handle * mut);
/*UMTX constants*/
#define UMTX_OP_WAIT 2
#define UMTX_OP_WAKE 3
#define UMTX_OP_WAIT_UINT 11
void init_child_process (PAL_HANDLE * parent, PAL_HANDLE * exec,
PAL_HANDLE * manifest);
void signal_setup (void);
extern char __text_start, __text_end, __data_start, __data_end;
#define TEXT_START (void *) (&__text_start)
#define TEXT_END (void *) (&__text_end)
#define DATA_START (void *) (&__text_start)
#define DATA_END (void *) (&__text_end)
#endif /* PAL_FREEBSD_H */