From ca2790ff3cfe088853737b00d96aa6f46d278ea7 Mon Sep 17 00:00:00 2001
From: Bastian Dehn <hhaalo@arcor.de>
Date: Wed, 17 Jul 2024 09:45:36 +0200
Subject: [PATCH] add const for hex numbers

---
 src/rename.c | 57 ++++++++++++++++++++++++++++++++++------------------
 1 file changed, 38 insertions(+), 19 deletions(-)

diff --git a/src/rename.c b/src/rename.c
index 150db81..e13c6d3 100644
--- a/src/rename.c
+++ b/src/rename.c
@@ -3,19 +3,38 @@
 #include <string.h>
 #include "rename.h"
 
+#define SPACE 0x20
+#define ROUND_BRACKET_OPEN 0x28
+#define ROUND_BRACKET_CLOSE 0x29
+#define BRACKET_OPEN 0x5b
+#define BRACKET_CLOSE 0x5d
+#define BRACE_OPEN 0x7b
+#define BRACE_CLOSE 0x7d
+#define POINT 0x2e
+#define A 0x41
+#define Z 0x5a
+#define WIDE_CHAR_PREFIX 0xffffffc3
+#define WIDE_CHAR_a 0xffffffa4
+#define WIDE_CHAR_A 0xffffff84
+#define WIDE_CHAR_o 0xffffffb6
+#define WIDE_CHAR_O 0xffffff96
+#define WIDE_CHAR_u 0xffffffbc
+#define WIDE_CHAR_U 0xffffff9c
+#define WIDE_CHAR_SS 0xffffff9f
+
 void escape_str(char* src, char* dst)
 {
 	int len = strlen(src);
 	int dstcounter = 0;
 	for (int i = 0; i < len; i++) {
 		switch(src[i]) {
-		case 0x20:
-		case 0x28:
-		case 0x29:
-		case 0x5b:
-		case 0x5d:
-		case 0x7b:
-		case 0x7d:
+		case SPACE:
+		case ROUND_BRACKET_OPEN:
+		case ROUND_BRACKET_CLOSE:
+		case BRACKET_OPEN:
+		case BRACKET_CLOSE:
+		case BRACE_OPEN:
+		case BRACE_CLOSE:
 			dst[dstcounter++] = '\\';
 			dst[dstcounter++] = src[i];
 			break;
@@ -31,10 +50,10 @@ void rename_point_str(char* src, char* dst)
 	int len = strlen(src);
 	int point_count = 0;
 	for (int i = len - 1; i >= 0; i--) {
-		if (src[i] == 0x2e)
+		if (src[i] == POINT)
 			point_count++;
 
-		if (src[i] != 0x2e)
+		if (src[i] != POINT)
 			break;
 	}
 
@@ -53,8 +72,8 @@ void rename_lower_str(char* src, char* dst)
 	rename_str(src, dst);
 	int len = strlen(dst);
 	for (int i = 0; i < len; i++) {
-		if (dst[i] >= 0x41 && dst[i] <= 0x5a) {
-			dst[i] = dst[i] + 0x20;
+		if (dst[i] >= A && dst[i] <= Z) {
+			dst[i] = dst[i] + SPACE;
 		}
 	}
 }
@@ -64,33 +83,33 @@ void rename_str(char* src, char* dst)
 	int len = strlen(src);
 	int dstcounter = 0;
 	for (int i = 0; i < len; i++) {
-		if (src[i] == ' ') {
+		if (src[i] == SPACE) {
 			dst[dstcounter++] = '_';
-		} else if (src[i] == 0xffffffc3 && src[i + 1] == 0xffffffa4) {
+		} else if (src[i] == WIDE_CHAR_PREFIX && src[i + 1] == WIDE_CHAR_a) {
 			i++;
 			dst[dstcounter++] = 'a';
 			dst[dstcounter++] = 'e';
-		} else if (src[i] == 0xffffffc3 && src[i + 1] == 0xffffff84) {
+		} else if (src[i] == WIDE_CHAR_PREFIX && src[i + 1] == WIDE_CHAR_A) {
 			i++;
 			dst[dstcounter++] = 'A';
 			dst[dstcounter++] = 'e';
-		} else if (src[i] == 0xffffffc3 && src[i + 1] == 0xffffffb6) {
+		} else if (src[i] == WIDE_CHAR_PREFIX && src[i + 1] == WIDE_CHAR_o) {
 			i++;
 			dst[dstcounter++] = 'o';
 			dst[dstcounter++] = 'e';
-		} else if (src[i] == 0xffffffc3 && src[i + 1] == 0xffffff96) {
+		} else if (src[i] == WIDE_CHAR_PREFIX && src[i + 1] == WIDE_CHAR_O) {
 			i++;
 			dst[dstcounter++] = 'O';
 			dst[dstcounter++] = 'e';
-		} else if (src[i] == 0xffffffc3 && src[i + 1] == 0xffffffbc) {
+		} else if (src[i] == WIDE_CHAR_PREFIX && src[i + 1] == WIDE_CHAR_u) {
 			i++;
 			dst[dstcounter++] = 'u';
 			dst[dstcounter++] = 'e';
-		} else if (src[i] == 0xffffffc3 && src[i + 1] == 0xffffff9c) {
+		} else if (src[i] == WIDE_CHAR_PREFIX && src[i + 1] == WIDE_CHAR_U) {
 			i++;
 			dst[dstcounter++] = 'U';
 			dst[dstcounter++] = 'e';
-		} else if (src[i] == 0xffffffc3 && src[i + 1] == 0xffffff9f) {
+		} else if (src[i] == WIDE_CHAR_PREFIX && src[i + 1] == WIDE_CHAR_SS) {
 			i++;
 			dst[dstcounter++] = 's';
 			dst[dstcounter++] = 's';
-- 
2.39.5