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thunk.h revision 1.20 
      1 /* $NetBSD: thunk.h,v 1.20 2011/08/28 21:19:49 jmcneill Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2011 Jared D. McNeill <jmcneill (at) invisible.ca>
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  * POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _ARCH_USERMODE_INCLUDE_THUNK_H
     30 #define _ARCH_USERMODE_INCLUDE_THUNK_H
     31 
     32 #include <sys/types.h>
     33 #include <sys/time.h>
     34 #include <sys/stat.h>
     35 #include <sys/fcntl.h>
     36 #include <sys/ucontext.h>
     37 #include <sys/signal.h>
     38 #include <sys/aio.h>
     39 #include <sys/mman.h>
     40 
     41 struct thunk_timeval {
     42 	int64_t tv_sec;
     43 	int32_t tv_usec;
     44 };
     45 
     46 struct thunk_itimerval {
     47 	struct thunk_timeval it_interval;
     48 	struct thunk_timeval it_value;
     49 };
     50 
     51 struct thunk_termios {
     52 	uint32_t c_iflag;
     53 	uint32_t c_oflag;
     54 	uint32_t c_cflag;
     55 	uint32_t c_lflag;
     56 	uint8_t c_cc[20];
     57 	int32_t c_ispeed;
     58 	int32_t c_ospeed;
     59 };
     60 
     61 int	thunk_setitimer(int, const struct thunk_itimerval *, struct thunk_itimerval *);
     62 int	thunk_gettimeofday(struct thunk_timeval *, void *);
     63 unsigned int thunk_getcounter(void);
     64 long	thunk_clock_getres_monotonic(void);
     65 int	thunk_usleep(useconds_t);
     66 
     67 void	thunk_exit(int);
     68 void	thunk_abort(void);
     69 
     70 int	thunk_getcontext(ucontext_t *);
     71 int	thunk_setcontext(const ucontext_t *);
     72 void	thunk_makecontext(ucontext_t *, void (*)(void), int, void (*)(void *), void *);
     73 void	thunk_makecontext_trapframe2go(ucontext_t *, void *func, void *trapframe);
     74 int	thunk_swapcontext(ucontext_t *, ucontext_t *);
     75 
     76 int	thunk_tcgetattr(int, struct thunk_termios *);
     77 int	thunk_tcsetattr(int, int, const struct thunk_termios *);
     78 
     79 int	thunk_getchar(void);
     80 void	thunk_putchar(int);
     81 
     82 int	thunk_execv(const char *, char * const []);
     83 
     84 int	thunk_open(const char *, int, mode_t);
     85 int	thunk_fstat_getsize(int, ssize_t *, ssize_t *);
     86 ssize_t	thunk_pread(int, void *, size_t, off_t);
     87 ssize_t	thunk_pwrite(int, const void *, size_t, off_t);
     88 int	thunk_fsync(int);
     89 int	thunk_mkstemp(char *);
     90 int	thunk_unlink(const char *);
     91 
     92 int	thunk_sigaction(int, const struct sigaction *, struct sigaction *);
     93 void	thunk_signal(int, void (*)(int));
     94 int	thunk_atexit(void (*function)(void));
     95 
     96 int	thunk_aio_read(struct aiocb *);
     97 int	thunk_aio_write(struct aiocb *);
     98 int	thunk_aio_error(const struct aiocb *);
     99 int	thunk_aio_return(struct aiocb *);
    100 
    101 void *	thunk_malloc(size_t len);
    102 void 	thunk_free(void *addr);
    103 void *	thunk_sbrk(intptr_t len);
    104 void *	thunk_mmap(void *addr, size_t len, int prot, int flags, int fd, off_t offset);
    105 int	thunk_munmap(void *addr, size_t len);
    106 int	thunk_mprotect(void *addr, size_t len, int prot);
    107 
    108 char *	thunk_getenv(const char *);
    109 
    110 int	thunk_sdl_init(unsigned int, unsigned int, unsigned short);
    111 void *	thunk_sdl_getfb(size_t);
    112 int	thunk_sdl_getchar(void);
    113 
    114 #endif /* !_ARCH_USERMODE_INCLUDE_THUNK_H */
    115