1 files changed, 145 insertions, 0 deletions
diff --git a/src/freebsd/dkp-util.c b/src/freebsd/dkp-util.c
new file mode 100644
index 0000000..104eb0b
--- /dev/null
+++ b/src/freebsd/dkp-util.c
@@ -0,0 +1,145 @@
+/***************************************************************************
+ * CVSID: $Id$
+ *
+ * dkp-util.c : utilities
+ *
+ * Copyright (C) 2006, 2007 Jean-Yves Lefort <jylefort@FreeBSD.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ **************************************************************************/
+
+#include "config.h"
+
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#include <glib.h>
+
+#include "egg-debug.h"
+
+#include "dkp-util.h"
+
+gboolean
+dkp_has_sysctl (const char *format, ...)
+{
+        va_list args;
+        char *name;
+        size_t value_len;
+        gboolean status;
+
+        g_return_val_if_fail(format != NULL, FALSE);
+
+        va_start(args, format);
+        name = g_strdup_vprintf(format, args);
+        va_end(args);
+
+        status = sysctlbyname(name, NULL, &value_len, NULL, 0) == 0;
+
+        g_free(name);
+        return status;
+}
+
+gboolean
+dkp_get_int_sysctl (int *value, GError **err, const char *format, ...)
+{
+        va_list args;
+        char *name;
+        size_t value_len = sizeof(int);
+        gboolean status;
+
+        g_return_val_if_fail(value != NULL, FALSE);
+        g_return_val_if_fail(format != NULL, FALSE);
+
+        va_start(args, format);
+        name = g_strdup_vprintf(format, args);
+        va_end(args);
+
+        status = sysctlbyname(name, value, &value_len, NULL, 0) == 0;
+        if (! status)
+                g_set_error(err, 0, 0, "%s", g_strerror(errno));
+
+        g_free(name);
+        return status;
+}
+
+char *
+dkp_get_string_sysctl (GError **err, const char *format, ...)
+{
+        va_list args;
+        char *name;
+        size_t value_len;
+        char *str = NULL;
+
+        g_return_val_if_fail(format != NULL, FALSE);
+
+        va_start(args, format);
+        name = g_strdup_vprintf(format, args);
+        va_end(args);
+
+        if (sysctlbyname(name, NULL, &value_len, NULL, 0) == 0) {
+                str = g_new(char, value_len + 1);
+                if (sysctlbyname(name, str, &value_len, NULL, 0) == 0)
+                        str[value_len] = 0;
+                else {
+                        g_free(str);
+                        str = NULL;
+                }
+        }
+
+        if (! str)
+                g_set_error(err, 0, 0, "%s", g_strerror(errno));
+
+        g_free(name);
+        return str;
+}
+
+/**
+ * dkp_util_make_safe_string:
+ *
+ * This is adapted from linux/dkp-device-supply.c.
+ **/
+char *
+dkp_make_safe_string (const char *text)
+{
+        guint i;
+        guint idx = 0;
+        char *ret;
+
+        /* no point in checking */
+        if (text == NULL)
+                return NULL;
+
+        ret = g_strdup (text);
+
+        /* shunt up only safe chars */
+        for (i = 0; ret[i] != '\0'; i++) {
+                if (g_ascii_isprint (ret[i])) {
+                        /* only copy if the address is going to change */
+                        if (idx != i)
+                                ret[idx] = ret[i];
+                        idx++;
+                } else {
+                        egg_debug ("invalid char '%c'", ret[i]);
+                }
+        }
+
+        /* ensure null terminated */
+        ret[idx] = '\0';
+
+        return ret;
+}