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/*
* Copyright (C) 2015 Colin Walters <walters@verbum.org>
*
* SPDX-License-Identifier: LGPL-2.0+
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "otutil.h"
#include "ot-tool-util.h"
gboolean
ot_parse_boolean (const char *value,
gboolean *out_parsed,
GError **error)
{
#define ARG_EQ(x, y) (g_ascii_strcasecmp(x, y) == 0)
if (ARG_EQ(value, "1")
|| ARG_EQ(value, "true")
|| ARG_EQ(value, "yes"))
*out_parsed = TRUE;
else if (ARG_EQ(value, "0")
|| ARG_EQ(value, "false")
|| ARG_EQ(value, "no")
|| ARG_EQ(value, "none"))
*out_parsed = FALSE;
else
{
return glnx_throw (error, "Invalid boolean argument '%s'", value);
}
return TRUE;
}
gboolean
ot_parse_keyvalue (const char *keyvalue,
char **out_key,
char **out_value,
GError **error)
{
const char *eq = strchr (keyvalue, '=');
if (!eq)
{
return glnx_throw (error, "Missing '=' in KEY=VALUE for --set");
}
*out_key = g_strndup (keyvalue, eq - keyvalue);
*out_value = g_strdup (eq + 1);
return TRUE;
}
/**
* Note: temporarily copied from GLib: https://github.com/GNOME/glib/blob/a419146578a42c760cff684292465b38df855f75/glib/garray.c#L1664
* See documentation at: https://developer.gnome.org/glib/stable/glib-Pointer-Arrays.html#g-ptr-array-find-with-equal-func
*
* ot_ptr_array_find_with_equal_func: (skip)
* @haystack: pointer array to be searched
* @needle: pointer to look for
* @equal_func: (nullable): the function to call for each element, which should
* return %TRUE when the desired element is found; or %NULL to use pointer
* equality
* @index_: (optional) (out caller-allocates): return location for the index of
* the element, if found
*
* Checks whether @needle exists in @haystack, using the given @equal_func.
* If the element is found, %TRUE is returned and the element’s index is
* returned in @index_ (if non-%NULL). Otherwise, %FALSE is returned and @index_
* is undefined. If @needle exists multiple times in @haystack, the index of
* the first instance is returned.
*
* @equal_func is called with the element from the array as its first parameter,
* and @needle as its second parameter. If @equal_func is %NULL, pointer
* equality is used.
*
* Returns: %TRUE if @needle is one of the elements of @haystack
* Since: 2.54
*/
gboolean
ot_ptr_array_find_with_equal_func (GPtrArray *haystack,
gconstpointer needle,
GEqualFunc equal_func,
guint *index_)
{
guint i;
g_return_val_if_fail (haystack != NULL, FALSE);
if (equal_func == NULL)
equal_func = g_direct_equal;
for (i = 0; i < haystack->len; i++)
{
if (equal_func (g_ptr_array_index (haystack, i), needle))
{
if (index_ != NULL)
*index_ = i;
return TRUE;
}
}
return FALSE;
}
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