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1 /***************************************************************************
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2 * CVSID: $Id$
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3 *
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4 * utils.c - Some utils for the hald runner
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5 *
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6 * Copyright (C) 2006 Sjoerd Simons, <sjoerd@luon.net>
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7 *
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8 * Licensed under the Academic Free License version 2.1
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9 *
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10 * This program is free software; you can redistribute it and/or modify
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11 * it under the terms of the GNU General Public License as published by
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12 * the Free Software Foundation; either version 2 of the License, or
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13 * (at your option) any later version.
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14 *
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15 * This program is distributed in the hope that it will be useful,
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16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 * GNU General Public License for more details.
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19 *
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20 * You should have received a copy of the GNU General Public License
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21 * along with this program; if not, write to the Free Software
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22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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23 *
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24 **************************************************************************/
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25 #include <stdio.h>
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26 #include <stdlib.h>
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27 #define DBUS_API_SUBJECT_TO_CHANGE
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28 #include <dbus/dbus-glib-lowlevel.h>
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29 #include <glib.h>
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30
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31 #include "utils.h"
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32
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33 char **
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34 get_string_array(DBusMessageIter *iter, char *extra)
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35 {
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36 GArray *array;
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37 char **result;
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38 array = g_array_new(TRUE, FALSE, sizeof(char *));
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39
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40 while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
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41 const char *value;
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42 char *t;
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43 dbus_message_iter_get_basic(iter, &value);
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44 t = g_strdup(value);
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45 g_array_append_vals(array, &t, 1);
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46 dbus_message_iter_next(iter);
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47 }
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48 if (extra != NULL)
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49 g_array_append_vals(array, &extra, 1);
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50 result = (char **) array->data;
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51 g_array_free(array, FALSE);
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52 return result;
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53 }
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54
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55 char **
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56 get_string_array_from_fd(int fd)
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57 {
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58 GArray *array;
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59 char **result;
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60 GString *str;
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61 gsize pos;
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62 GIOChannel *io;
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63 int i = 0;
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64
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65 array = g_array_new(TRUE, FALSE, sizeof(char *));
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66 str = g_string_new("");
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67 io = g_io_channel_unix_new(fd);
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68 while (g_io_channel_read_line_string(io, str, &pos, NULL) == G_IO_STATUS_NORMAL && (i++ < 128)) {
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69 char *t;
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70
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71 /* Remove the terminting char aka \n */
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72 g_string_erase(str, pos, 1);
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73 t = g_strdup(str->str);
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74 g_array_append_vals(array, &t, 1);
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75 }
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76 g_string_free(str, TRUE);
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77 g_io_channel_unref(io);
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78 result = (char **) array->data;
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79 g_array_free(array, FALSE);
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80 return result;
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81 }
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82
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83 void
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84 free_string_array(char **array)
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85 {
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86 char **p;
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87
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88 for (p = array; p != NULL && *p != NULL; p++)
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89 g_free(*p);
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90 g_free(array);
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91 }
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