cmd/cmd_set_acl_entry.c

   1 /*-
   2  * Copyright (C) 2011, 2012 glevand <geoffrey.levand@mail.ru>
   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  *    without modification, immediately at the beginning of the file.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <stdint.h>
  31
  32 #include <asm/ps3strgmngr.h>
  33
  34 #include "../dev.h"
  35 #include "cmd.h"
  36
  37 static struct {
  38         const char *str;
  39         uint64_t access_rights;
  40 } access_rights_map[] = {
  41         { "none", 0 },
  42         { "r", PS3STRGMNGR_REGION_READ },
  43         { "w", PS3STRGMNGR_REGION_WRITE },
  44         { "rw", PS3STRGMNGR_REGION_READ | PS3STRGMNGR_REGION_WRITE },
  45 };
  46
  47 int
  48 cmd_set_acl_entry_exec(int cmdc, struct cmd **cmdv, int argc, char **argv)
  49 {
  50 #define N(a)    (sizeof(a) / sizeof((a)[0]))
  51
  52         uint64_t devid, rgnid, laid;
  53         char *endptr;
  54         uint64_t access_rights = 0;
  55         int i;
  56         int ret;
  57
  58         devid = strtoull(argv[0], &endptr, 0);
  59         if (*endptr != '\0')
  60                 return (CMD_EINVAL);
  61
  62         rgnid = strtoull(argv[1], &endptr, 0);
  63         if (*endptr != '\0')
  64                 return (CMD_EINVAL);
  65
  66         laid = strtoull(argv[2], &endptr, 0);
  67         if (*endptr != '\0')
  68                 return (CMD_EINVAL);
  69
  70         for (i = 0; i < N(access_rights_map); i++) {
  71                 if (!strcmp(argv[3], access_rights_map[i].str)) {
  72                         access_rights = access_rights_map[i].access_rights;
  73                         break;
  74                 }
  75         }
  76
  77         if (i >= N(access_rights_map))
  78                 return (CMD_EINVAL);
  79
  80         ret = dev_set_region_acl_entry(devid, rgnid, laid, access_rights);
  81         if (ret)
  82                 return (CMD_EIO);
  83
  84         return (CMD_EOK);
  85
  86 #undef N
  87 }
  88
  89 struct cmd cmd_set_acl_entry = {
  90         .name = "set_acl_entry",
  91         .help = "set region acl entry",
  92         .usage = "set_acl_entry <devid> <rgnid> <laid> <access rights>",
  93
  94         .min_argc = 4,
  95         .max_argc = 4,
  96
  97         .exec = cmd_set_acl_entry_exec,
  98 };