From 56a9a862f25a794fc7ef28f7a109762fe01d0c7c Mon Sep 17 00:00:00 2001
From: Michael Gernoth <michael@gernoth.net>
Date: Mon, 2 Feb 2009 23:55:08 +0100
Subject: [PATCH 1/1] remove last register named variables. now it's readable
 and even still works :-)

---
 rsb-lz.c | 48 +++++++++++++++++++++---------------------------
 1 file changed, 21 insertions(+), 27 deletions(-)

diff --git a/rsb-lz.c b/rsb-lz.c
index 7b94aef..93e9d79 100644
--- a/rsb-lz.c
+++ b/rsb-lz.c
@@ -98,45 +98,39 @@ void write_byte(unsigned char byte, struct data_out_s *data_out)
 	data_out->pos++;
 }
 
-void lz_expand(struct data_in_s *r10_data, struct data_out_s *data_out)
+void lz_expand(struct data_in_s *data_in, struct data_out_s *data_out)
 {
-	unsigned int r5;
-	unsigned int r2;
-	unsigned char r4;
-	unsigned int r6;
-	unsigned int r7;
-	unsigned int r11;
-	unsigned char window[1024];
+	unsigned int pos;
+	unsigned int offset;
+	unsigned int i;
+	unsigned char byte;
+	unsigned int num;
+	unsigned char buf[1024];
 
-	r5 = 1;
+	pos = 1;
 
 	while (1) {
 		while (1) {
-			r2 = get_next_bit(r10_data);
-			if (r2 == 0)
+			if (get_next_bit(data_in) == 0)
 				break;
 
-			r2 = get_next_bits(r10_data, 8) & 0xff;
+			byte = get_next_bits(data_in, 8);
 
-			write_byte(r2, data_out);
-			window[r5] = r2 & 0xff;
-			r5 = (r5 + 1) & 0x3ff;
+			write_byte(byte, data_out);
+			buf[pos] = byte;
+			pos = (pos + 1) & 0x3ff;
 		}
 
-		r11 = get_next_bits(r10_data, 0x0a);
-		if(r11 == 0)
+		offset = get_next_bits(data_in, 0x0a);
+		if(offset == 0)
 			return;
 
-		r2 = get_next_bits(r10_data, 0x04);
-		r7 = r2 + 1;
-		r6 = 0;
-		while (r6 <= r7) {
-			r2 = (r6 + r11) & 0x3ff;
-			r4 = window[r2];
-			write_byte(r4, data_out);
-			window[r5] = r4;
-			r5 = (r5 + 1) & 0x3ff;
-			r6++;
+		num = get_next_bits(data_in, 0x04) + 1;
+		for (i = 0; i <= num; i++) {
+			byte = buf[(offset + i) & 0x3ff];
+			write_byte(byte, data_out);
+			buf[pos] = byte;
+			pos = (pos + 1) & 0x3ff;
 		}
 	}
 }
-- 
2.39.5