SecurityTool/macOS/db_commands.cpp

   1 /*
   2  * Copyright (c) 2003-2005,2012,2014 Apple Inc. All Rights Reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  *
  23  * db_commands.cpp -- commands to directly manipulate Db's using the DL API.
  24  */
  25
  26 #include "db_commands.h"
  27
  28 #include "readline_cssm.h"
  29 #include "security_tool.h"
  30
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <unistd.h>
  34 #include <security_cdsa_client/dlclient.h>
  35
  36 using namespace CssmClient;
  37
  38 static int
  39 do_db_create(const CSSM_GUID guid, const char *dbname, Boolean do_openparams, Boolean do_autocommit, Boolean do_mode, mode_t mode, Boolean do_version_0_params)
  40 {
  41         int result = 0;
  42
  43         try
  44         {
  45                 CSSM_APPLEDL_OPEN_PARAMETERS openParameters = { sizeof(CSSM_APPLEDL_OPEN_PARAMETERS),
  46                         (do_version_0_params ? 0u : CSSM_APPLEDL_OPEN_PARAMETERS_VERSION) };
  47                 Cssm cssm;
  48                 Module module(guid, cssm);
  49                 DL dl(module);
  50                 Db db(dl, dbname);
  51
  52                 if (do_openparams)
  53                 {
  54                         openParameters.autoCommit = do_autocommit;
  55                         if (!do_version_0_params && do_mode)
  56                         {
  57                                 openParameters.mask |= kCSSM_APPLEDL_MASK_MODE;
  58                                 openParameters.mode = mode;
  59                         }
  60
  61                         db->openParameters(&openParameters);
  62                 }
  63
  64                 db->create();
  65         }
  66         catch (const CommonError &e)
  67         {
  68                 OSStatus status = e.osStatus();
  69                 sec_error("CSSM_DbCreate %s: %s", dbname, sec_errstr(status));
  70         }
  71         catch (...)
  72         {
  73                 result = 1;
  74         }
  75
  76         return result;
  77 }
  78
  79 static int
  80 parse_guid(const char *name, CSSM_GUID *guid)
  81 {
  82         size_t len = strlen(name);
  83
  84         if (!strncmp("dl", name, len))
  85                 *guid = gGuidAppleFileDL;
  86         else if (!strncmp("cspdl", name, len))
  87                 *guid = gGuidAppleCSPDL;
  88         else
  89         {
  90                 sec_error("Invalid guid: %s", name);
  91                 return SHOW_USAGE_MESSAGE;
  92         }
  93
  94         return 0;
  95 }
  96
  97
  98 static int
  99 parse_mode(const char *name, mode_t *pmode)
 100 {
 101         int result = 0;
 102         mode_t mode = 0;
 103         const char *p;
 104
 105         if (!name || !pmode || *name != '0')
 106         {
 107                 result = 2;
 108                 goto loser;
 109         }
 110
 111         for (p = name + 1; *p; ++p)
 112         {
 113                 if (*p < '0' || *p > '7')
 114                 {
 115                         result = 2;
 116                         goto loser;
 117                 }
 118
 119                 mode = (mode << 3) + *p - '0';
 120         }
 121
 122         *pmode = mode;
 123         return 0;
 124
 125 loser:
 126         sec_error("Invalid mode: %s", name);
 127         return result;
 128 }
 129
 130 int
 131 db_create(int argc, char * const *argv)
 132 {
 133         int free_dbname = 0;
 134         char *dbname = NULL;
 135         int ch, result = 0;
 136         bool do_autocommit = true, do_mode = false;
 137         bool do_openparams = false, do_version_0_params = false;
 138         mode_t mode = 0666;
 139         CSSM_GUID guid = gGuidAppleFileDL;
 140
 141         while ((ch = getopt(argc, argv, "0ahg:m:o")) != -1)
 142         {
 143                 switch  (ch)
 144                 {
 145                 case '0':
 146                         do_version_0_params = true;
 147                         do_openparams = true;
 148                         break;
 149                 case 'a':
 150                         do_autocommit = false;
 151                         do_openparams = true;
 152                         break;
 153                 case 'g':
 154                         result = parse_guid(optarg, &guid);
 155                         if (result)
 156                                 goto loser;
 157                         break;
 158                 case 'm':
 159                         result = parse_mode(optarg, &mode);
 160                         if (result)
 161                                 goto loser;
 162                         do_mode = true;
 163                         do_openparams = true;
 164                         break;
 165                 case 'o':
 166                         do_openparams = true;
 167                         break;
 168                 case '?':
 169                 default:
 170                         return SHOW_USAGE_MESSAGE;
 171                 }
 172         }
 173
 174         argc -= optind;
 175         argv += optind;
 176
 177         if (argc > 0)
 178                 dbname = *argv;
 179         else
 180         {
 181                 fprintf(stderr, "db to create: ");
 182                 dbname = readline(NULL, 0);
 183                 if (!dbname)
 184                 {
 185                         result = -1;
 186                         goto loser;
 187                 }
 188
 189                 free_dbname = 1;
 190                 if (*dbname == '\0')
 191                         goto loser;
 192         }
 193
 194         do
 195         {
 196                 result = do_db_create(guid, dbname, do_openparams, do_autocommit, do_mode, mode, do_version_0_params);
 197                 if (result)
 198                         goto loser;
 199
 200                 argc--;
 201                 argv++;
 202                 dbname = *argv;
 203         } while (argc > 0);
 204
 205 loser:
 206         if (free_dbname)
 207                 free(dbname);
 208
 209         return result;
 210 }