1 /* $NetBSD: thunk.h,v 1.34 2011/09/15 12:23:51 reinoud Exp $ */ 2 3 /*- 4 * Copyright (c) 2011 Jared D. McNeill <jmcneill@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 39 struct thunk_timeval { 40 int64_t tv_sec; 41 int32_t tv_usec; 42 }; 43 44 struct thunk_itimerval { 45 struct thunk_timeval it_interval; 46 struct thunk_timeval it_value; 47 }; 48 49 struct thunk_termios { 50 uint32_t c_iflag; 51 uint32_t c_oflag; 52 uint32_t c_cflag; 53 uint32_t c_lflag; 54 uint8_t c_cc[20]; 55 int32_t c_ispeed; 56 int32_t c_ospeed; 57 }; 58 59 #define THUNK_MAP_ANON 0x0001 60 #define THUNK_MAP_FIXED 0x0002 61 #define THUNK_MAP_FILE 0x0004 62 #define THUNK_MAP_SHARED 0x0010 63 #define THUNK_MAP_PRIVATE 0x0020 64 65 #define THUNK_PROT_NONE 0x00 66 #define THUNK_PROT_READ 0x01 67 #define THUNK_PROT_WRITE 0x02 68 #define THUNK_PROT_EXEC 0x04 69 70 struct aiocb; 71 72 void dprintf_debug(const char *fmt, ...) __attribute__((__format__(__printf__, 1, 2))); 73 74 int thunk_setitimer(int, const struct thunk_itimerval *, struct thunk_itimerval *); 75 int thunk_gettimeofday(struct thunk_timeval *, void *); 76 unsigned int thunk_getcounter(void); 77 long thunk_clock_getres_monotonic(void); 78 int thunk_usleep(useconds_t); 79 80 void thunk_exit(int); 81 void thunk_abort(void); 82 83 int thunk_geterrno(void); 84 void thunk_seterrno(int err); 85 86 int thunk_getcontext(ucontext_t *); 87 int thunk_setcontext(const ucontext_t *); 88 void thunk_makecontext(ucontext_t *ucp, void (*func)(void), 89 int nargs, void *arg1, void *arg2, void *arg3); 90 int thunk_swapcontext(ucontext_t *, ucontext_t *); 91 92 int thunk_tcgetattr(int, struct thunk_termios *); 93 int thunk_tcsetattr(int, int, const struct thunk_termios *); 94 95 int thunk_getchar(void); 96 void thunk_putchar(int); 97 98 int thunk_execv(const char *, char * const []); 99 100 int thunk_open(const char *, int, mode_t); 101 int thunk_fstat_getsize(int, ssize_t *, ssize_t *); 102 ssize_t thunk_pread(int, void *, size_t, off_t); 103 ssize_t thunk_pwrite(int, const void *, size_t, off_t); 104 int thunk_fsync(int); 105 int thunk_mkstemp(char *); 106 int thunk_unlink(const char *); 107 108 int thunk_sigaction(int, const struct sigaction *, struct sigaction *); 109 int thunk_sigaltstack(const stack_t *, stack_t *); 110 void thunk_signal(int, void (*)(int)); 111 int thunk_sigblock(int); 112 int thunk_sigunblock(int); 113 int thunk_sigemptyset(sigset_t *sa_mask); 114 void thunk_sigaddset(sigset_t *sa_mask, int sig); 115 int thunk_atexit(void (*function)(void)); 116 117 int thunk_aio_read(struct aiocb *); 118 int thunk_aio_write(struct aiocb *); 119 int thunk_aio_error(const struct aiocb *); 120 int thunk_aio_return(struct aiocb *); 121 122 void * thunk_malloc(size_t len); 123 void thunk_free(void *addr); 124 void * thunk_sbrk(intptr_t len); 125 void * thunk_mmap(void *addr, size_t len, int prot, int flags, int fd, off_t offset); 126 int thunk_munmap(void *addr, size_t len); 127 int thunk_mprotect(void *addr, size_t len, int prot); 128 int thunk_posix_memalign(void **, size_t, size_t); 129 130 char * thunk_getenv(const char *); 131 vaddr_t thunk_get_vm_min_address(void); 132 133 int thunk_sdl_init(unsigned int, unsigned int, unsigned short); 134 void * thunk_sdl_getfb(size_t); 135 int thunk_sdl_getchar(void); 136 137 #endif /* !_ARCH_USERMODE_INCLUDE_THUNK_H */ 138