fn_597c8 implemented

[rsbs2] / rsb-lz.c

diff --git a/rsb-lz.c b/rsb-lz.c
index a776e8dcc02ef9d0fd23ae3447eb8ae14d20b56b..4dc9ba6eba8c578ce3367bb7ef35ab51cd619577 100644 (file)
--- a/rsb-lz.c
+++ b/rsb-lz.c
@@ -428,10 +428,12 @@
 
 void fn_59560(unsigned int arg1)
 {
+       fprintf(stderr,"%s\n", __func__);
 }
 
 void fn_59578(unsigned int arg1, unsigned int arg2, unsigned int arg3, unsigned int arg4)
 {
+       fprintf(stderr,"%s\n", __func__);
 }
 
 void fn_59788()
@@ -441,24 +443,92 @@ void fn_59788()
 }
 
 struct s_59b78 {
-       unsigned char *start;
-       unsigned char *stop;
+       unsigned char *start; /* 0 */
+       unsigned char *stop; /* 4 */
        unsigned char y; /* 8 */
        unsigned char x; /* 9 */
 };
 
 unsigned int fn_59848(struct s_59b78 *data)
 {
+       fprintf(stderr,"%s\n", __func__);
        return 0;
 }
 
-unsigned int fn_598b4(struct s_59b78 *data, unsigned int arg2)
+unsigned int fn_597c8(struct s_59b78 *r6_data)
 {
-       return 0;
+       unsigned char *r0;
+       unsigned char *r1;
+       unsigned char r5;
+
+       r5 = 0;
+
+       r0 = r6_data->start;
+       r1 = r6_data->stop;
+
+       if (r1 < r0)
+               fn_59788();
+
+       r5 = *r0;
+       r0++;
+       r6_data->start = r0;
+
+       return r5;
+}
+
+unsigned int fn_598b4(struct s_59b78 *r11_data, unsigned int r10_arg2)
+{
+       unsigned int r1;
+       unsigned int r2;
+       unsigned int r6;
+       unsigned int r7;
+
+       r1 = r10_arg2 - 1;
+       r6 = 1 << r1;
+
+       r7 = 0;
+       do {
+               r1 = r11_data->y;
+               if (r1 == 0x80) {
+                       r1 = fn_597c8(r11_data);
+               }
+               r11_data->x = r1;
+               r1 = r11_data->y;
+               r2 = r11_data->x;
+               r1 = r1 & r2;
+               if (r1 != 0)
+                       r7 = r7 | r6;
+
+               r6 = r6 >> 1;
+
+               r2 = r11_data->y;
+               r2 = r2 >> 1;
+               r11_data->y = r2;
+
+               r1 = r11_data->y;
+               if(r1 == 0) {
+                       r11_data->y = 0x80;
+               }
+       } while (r6 != 0);
+
+       return r7;
 }
 
 void fn_5980c(unsigned int arg1, unsigned int mem[])
 {
+       unsigned char *r1;
+       unsigned char *r2;
+
+       r1 = (unsigned char*)mem[0];
+       r2 = (unsigned char*)mem[1];
+
+       if (r1 >= r2)
+               fn_59788();
+
+       *r1 = arg1 & 0xff;
+
+       r1++;
+       mem[0] = (unsigned int)r1;
 }
 
 void fn_5993c(struct s_59b78 *data, unsigned int mem[])
@@ -547,6 +617,7 @@ unsigned int crc_check_59684(unsigned char *arg1, unsigned int arg2, unsigned in
 
 void fn_59508()
 {
+       fprintf(stderr,"%s\n", __func__);
 }
 
 void extract_lz_file(unsigned char *buf, unsigned char *name)