LCOV - code coverage report
Current view: top level - lib/smbconf - smbconf_util.c (source / functions) Hit Total Coverage
Test: coverage report for master 6248eab5 Lines: 33 53 62.3 %
Date: 2021-08-25 13:27:56 Functions: 4 5 80.0 %

          Line data    Source code
       1             : /*
       2             :  *  Unix SMB/CIFS implementation.
       3             :  *  libsmbconf - Samba configuration library, utility functions
       4             :  *  Copyright (C) Michael Adam 2008
       5             :  *
       6             :  *  This program is free software; you can redistribute it and/or modify
       7             :  *  it under the terms of the GNU General Public License as published by
       8             :  *  the Free Software Foundation; either version 3 of the License, or
       9             :  *  (at your option) any later version.
      10             :  *
      11             :  *  This program is distributed in the hope that it will be useful,
      12             :  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             :  *  GNU General Public License for more details.
      15             :  *
      16             :  *  You should have received a copy of the GNU General Public License
      17             :  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
      18             :  */
      19             : 
      20             : #include "includes.h"
      21             : #include "smbconf_private.h"
      22             : 
      23             : 
      24         619 : static int smbconf_destroy_ctx(struct smbconf_ctx *ctx)
      25             : {
      26         619 :         return ctx->ops->shutdown(ctx);
      27             : }
      28             : 
      29             : /**
      30             :  * Initialize the configuration.
      31             :  *
      32             :  * This should be the first function in a sequence of calls to smbconf
      33             :  * functions:
      34             :  *
      35             :  * Upon success, this creates and returns the conf context
      36             :  * that should be passed around in subsequent calls to the other
      37             :  * smbconf functions.
      38             :  *
      39             :  * After the work with the configuration is completed, smbconf_shutdown()
      40             :  * should be called.
      41             :  */
      42         794 : sbcErr smbconf_init_internal(TALLOC_CTX *mem_ctx, struct smbconf_ctx **conf_ctx,
      43             :                              const char *path, struct smbconf_ops *ops)
      44             : {
      45         794 :         sbcErr err = SBC_ERR_OK;
      46             :         struct smbconf_ctx *ctx;
      47             : 
      48         794 :         if (conf_ctx == NULL) {
      49           0 :                 return SBC_ERR_INVALID_PARAM;
      50             :         }
      51             : 
      52         794 :         ctx = talloc_zero(mem_ctx, struct smbconf_ctx);
      53         794 :         if (ctx == NULL) {
      54           0 :                 return SBC_ERR_NOMEM;
      55             :         }
      56             : 
      57         794 :         ctx->ops = ops;
      58             : 
      59         794 :         err = ctx->ops->init(ctx, path);
      60         794 :         if (!SBC_ERROR_IS_OK(err)) {
      61           0 :                 goto fail;
      62             :         }
      63             : 
      64         794 :         talloc_set_destructor(ctx, smbconf_destroy_ctx);
      65             : 
      66         794 :         *conf_ctx = ctx;
      67         794 :         return err;
      68             : 
      69           0 : fail:
      70           0 :         talloc_free(ctx);
      71           0 :         return err;
      72             : }
      73             : 
      74             : 
      75             : /**
      76             :  * add a string to a talloced array of strings.
      77             :  */
      78       66496 : sbcErr smbconf_add_string_to_array(TALLOC_CTX *mem_ctx,
      79             :                                    char ***array,
      80             :                                    uint32_t count,
      81             :                                    const char *string)
      82             : {
      83       66496 :         char **new_array = NULL;
      84             : 
      85       66496 :         if (array == NULL) {
      86           0 :                 return SBC_ERR_INVALID_PARAM;
      87             :         }
      88             : 
      89       66496 :         new_array = talloc_realloc(mem_ctx, *array, char *, count + 1);
      90       66496 :         if (new_array == NULL) {
      91           0 :                 return SBC_ERR_NOMEM;
      92             :         }
      93             : 
      94       66496 :         if (string == NULL) {
      95           0 :                 new_array[count] = NULL;
      96             :         } else {
      97       66496 :                 new_array[count] = talloc_strdup(new_array, string);
      98       66496 :                 if (new_array[count] == NULL) {
      99           0 :                         talloc_free(new_array);
     100           0 :                         return SBC_ERR_NOMEM;
     101             :                 }
     102             :         }
     103             : 
     104       66496 :         *array = new_array;
     105             : 
     106       66496 :         return SBC_ERR_OK;
     107             : }
     108             : 
     109        2478 : bool smbconf_find_in_array(const char *string, char **list,
     110             :                            uint32_t num_entries, uint32_t *entry)
     111             : {
     112             :         uint32_t i;
     113             : 
     114        2478 :         if (list == NULL) {
     115          24 :                 return false;
     116             :         }
     117             : 
     118      117476 :         for (i = 0; i < num_entries; i++) {
     119      231256 :                 if (((string == NULL) && (list[i] == NULL)) ||
     120      115628 :                     strequal(string, list[i]))
     121             :                 {
     122         606 :                         if (entry != NULL) {
     123         600 :                                 *entry = i;
     124             :                         }
     125         606 :                         return true;
     126             :                 }
     127             :         }
     128             : 
     129        1848 :         return false;
     130             : }
     131             : 
     132           0 : bool smbconf_reverse_find_in_array(const char *string, char **list,
     133             :                                    uint32_t num_entries, uint32_t *entry)
     134             : {
     135             :         int32_t i;
     136             : 
     137           0 :         if ((string == NULL) || (list == NULL) || (num_entries == 0)) {
     138           0 :                 return false;
     139             :         }
     140             : 
     141           0 :         for (i = num_entries - 1; i >= 0; i--) {
     142           0 :                 if (strequal(string, list[i])) {
     143           0 :                         if (entry != NULL) {
     144           0 :                                 *entry = i;
     145             :                         }
     146           0 :                         return true;
     147             :                 }
     148             :         }
     149             : 
     150           0 :         return false;
     151             : }

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