From 94b36f658c0ff52ce30fb31a55966b7f13f3c2e3 Mon Sep 17 00:00:00 2001
From: CTCaer <ctcaer@gmail.com>
Date: Fri, 24 Jan 2025 16:33:51 +0200
Subject: [PATCH] bdk: utils: added qsort compare functions

int qsort_compare_int(const void *a, const void *b);
int qsort_compare_char(const void *a, const void *b);
int qsort_compare_char_case(const void *a, const void *b);
---
 bdk/utils/util.c | 47 +++++++++++++++++++++++++++++++----------------
 bdk/utils/util.h |  6 +++++-
 2 files changed, 36 insertions(+), 17 deletions(-)

diff --git a/bdk/utils/util.c b/bdk/utils/util.c
index d09fc70..69498ac 100644
--- a/bdk/utils/util.c
+++ b/bdk/utils/util.c
@@ -1,19 +1,19 @@
 /*
-* Copyright (c) 2018 naehrwert
-* Copyright (c) 2018-2024 CTCaer
-*
-* This program is free software; you can redistribute it and/or modify it
-* under the terms and conditions of the GNU General Public License,
-* version 2, as published by the Free Software Foundation.
-*
-* This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
-*/
+ * Copyright (c) 2018 naehrwert
+ * Copyright (c) 2018-2025 CTCaer
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
+ */
 
 #include <string.h>
 
@@ -136,7 +136,7 @@ long strtol(const char *nptr, char **endptr, register int base)
 	} else if (c == '+')
 		c = *s++;
 	if ((base == 0 || base == 16) &&
-	    c == '0' && (*s == 'x' || *s == 'X')) {
+		c == '0' && (*s == 'x' || *s == 'X')) {
 		c = s[1];
 		s += 2;
 		base = 16;
@@ -239,6 +239,21 @@ u32 crc32_calc(u32 crc, const u8 *buf, u32 len)
 	return ~crc;
 }
 
+int qsort_compare_int(const void *a, const void *b)
+{
+	return (*(int *)a - *(int *)b);
+}
+
+int qsort_compare_char(const void *a, const void *b)
+{
+	return strcmp(*(const char **)a, *(const char **)b);
+}
+
+int qsort_compare_char_case(const void *a, const void *b)
+{
+	return strcasecmp(*(const char **)a, *(const char **)b);
+}
+
 void panic(u32 val)
 {
 	// Set panic code.
diff --git a/bdk/utils/util.h b/bdk/utils/util.h
index 2372b8c..2d8d9bd 100644
--- a/bdk/utils/util.h
+++ b/bdk/utils/util.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2018 naehrwert
- * Copyright (c) 2018-2024 CTCaer
+ * Copyright (c) 2018-2025 CTCaer
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,
@@ -89,6 +89,10 @@ int  atoi(const char *nptr);
 void reg_write_array(u32 *base, const reg_cfg_t *cfg, u32 num_cfg);
 u32  crc32_calc(u32 crc, const u8 *buf, u32 len);
 
+int qsort_compare_int(const void *a, const void *b);
+int qsort_compare_char(const void *a, const void *b);
+int qsort_compare_char_case(const void *a, const void *b);
+
 void panic(u32 val);
 void power_set_state(power_state_t state);
 void power_set_state_ex(void *param);