Annotation of prex-old/usr/server/exec/exec.h, Revision 1.1
1.1 ! nbrk 1: /*
! 2: * Copyright (c) 2005-2007, Kohsuke Ohtani
! 3: * All rights reserved.
! 4: *
! 5: * Redistribution and use in source and binary forms, with or without
! 6: * modification, are permitted provided that the following conditions
! 7: * are met:
! 8: * 1. Redistributions of source code must retain the above copyright
! 9: * notice, this list of conditions and the following disclaimer.
! 10: * 2. Redistributions in binary form must reproduce the above copyright
! 11: * notice, this list of conditions and the following disclaimer in the
! 12: * documentation and/or other materials provided with the distribution.
! 13: * 3. Neither the name of the author nor the names of any co-contributors
! 14: * may be used to endorse or promote products derived from this software
! 15: * without specific prior written permission.
! 16: *
! 17: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
! 18: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 19: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 20: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
! 21: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 22: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 23: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 24: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 25: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 26: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 27: * SUCH DAMAGE.
! 28: */
! 29:
! 30: #ifndef _EXEC_H
! 31: #define _EXEC_H
! 32:
! 33: #include <prex/prex.h>
! 34: #include <prex/elf.h>
! 35: #include <sys/param.h>
! 36: #include <sys/syslog.h>
! 37: #include <sys/stat.h>
! 38: #include <server/exec.h>
! 39:
! 40: #include <unistd.h>
! 41:
! 42: #ifdef DEBUG
! 43: /* #define DEBUG_EXEC 1 */
! 44: #endif
! 45:
! 46: #ifdef DEBUG_EXEC
! 47: #define dprintf(fmt, args...) syslog(LOG_DEBUG, "exec: " fmt, ## args)
! 48: #else
! 49: #define dprintf(fmt...) do {} while (0)
! 50: #endif
! 51:
! 52: #define PRIO_EXEC 127
! 53:
! 54: #define HEADER_SIZE 512
! 55:
! 56: /*
! 57: * Definition for exec loader
! 58: */
! 59: struct exec_loader {
! 60: const char *name; /* name of loader */
! 61: void (*init)(void); /* initialize routine */
! 62: int (*probe)(void *); /* probe routine */
! 63: int (*load)(void *, task_t, int, void **); /* load routine */
! 64: };
! 65:
! 66: extern object_t proc_obj;
! 67: extern object_t fs_obj;
! 68: extern struct exec_loader loader_table[];
! 69:
! 70: extern int build_args(task_t, void *, struct exec_msg *, void **);
! 71:
! 72: extern int file_open(char *path, int flags);
! 73: extern int file_close(int fd);
! 74: extern int file_read(int fd, void *buf, size_t len);
! 75: extern int file_lseek(int fd, off_t offset, int whence);
! 76: extern int file_fstat(int fd, struct stat *st);
! 77:
! 78: #endif /* !_EXEC_H */
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