+#include <sys/stat.h>
+#include <sys/types.h>
+#include <limits.h>
+#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include <string.h>
+#include <unistd.h>
#include <errno.h>
+#include <libgen.h>
#include "rsb-crc.h"
#include "rsb-lz.h"
* 59b80: 46335053 undefined
*/
-void fn_59560(unsigned int arg1)
+void fn_59788(const char *fname)
{
- 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()
-{
- fprintf(stderr,"error extracting...\n");
+ fprintf(stderr,"%s: error extracting...\n", fname);
exit(1);
}
unsigned char x; /* 9 */
};
-unsigned int fn_59848(struct s_59b78 *data)
-{
- fprintf(stderr,"%s\n", __func__);
- return 0;
-}
-
-unsigned int fn_597c8(struct s_59b78 *r6_data)
+unsigned char fn_597c8(struct s_59b78 *r6_data)
{
unsigned char *r0;
unsigned char *r1;
r1 = r6_data->stop;
if (r1 < r0)
- fn_59788();
+ fn_59788(__func__);
r5 = *r0;
r0++;
return r5;
}
+unsigned int fn_59848(struct s_59b78 *r6_data)
+{
+ unsigned char r1;
+ unsigned char r2;
+ unsigned int r5;
+
+ r1 = r6_data->y;
+ if (r1 == 0x80) {
+ r6_data->x = fn_597c8(r6_data);
+ }
+ r1 = r6_data->y;
+ r2 = r6_data->x;
+ r1 = r1 & r2;
+ r5 = r1 & 0xff;
+
+ r1 = r6_data->y;
+ r1 = r1 >> 1;
+ r6_data->y = r1;
+ if (r1 == 0) {
+ r1 = 0x80;
+ r6_data->y = r1;
+ }
+
+ if (r5 == 0)
+ return 0;
+
+ return 1;
+}
+
unsigned int fn_598b4(struct s_59b78 *r11_data, unsigned int r10_arg2)
{
unsigned int r1;
r6 = 1 << r1;
r7 = 0;
- do {
+ while (r6 != 0) {
r1 = r11_data->y;
if (r1 == 0x80) {
r1 = fn_597c8(r11_data);
+ r11_data->x = r1;
}
- r11_data->x = r1;
r1 = r11_data->y;
r2 = r11_data->x;
r1 = r1 & r2;
if(r1 == 0) {
r11_data->y = 0x80;
}
- } while (r6 != 0);
+ }
return r7;
}
r1 = (unsigned char*)mem[0];
r2 = (unsigned char*)mem[1];
- if (r1 >= r2)
- fn_59788();
+ if (r1 > r2) {
+ printf("r1: 0x%08x, r2: 0x%08x\n", (unsigned int)r1, (unsigned int)r2);
+ fn_59788(__func__);
+ }
*r1 = arg1 & 0xff;
mem[0] = (unsigned int)r1;
}
-void fn_5993c(struct s_59b78 *data, unsigned int mem[])
+void fn_5993c(struct s_59b78 *r10_data, unsigned int r13_mem[])
{
unsigned int r5;
unsigned int r2;
- unsigned int r4;
+ unsigned char r4;
unsigned int r6;
unsigned int r7;
unsigned int r11;
- unsigned char arr_59b64[1024];
+ unsigned char arr_59b64[2048];
r5 = 1;
- do {
- do {
- r2 = fn_59848(data);
+ while (1) {
+ while (1) {
+ r2 = fn_59848(r10_data);
if (r2 == 0)
break;
- r2 = fn_598b4(data, 8) & 0xff;
+ r2 = fn_598b4(r10_data, 8) & 0xff;
r4 = r2;
- fn_5980c(r4, mem);
+ fn_5980c(r4, r13_mem);
arr_59b64[r5] = r4 & 0xff;
r2 = r5 + 1;
r2 = r2 << 22;
r2 = r2 >> 22;
r5 = r2;
- } while(1);
+ }
- r11 = fn_598b4(data, 0x0a);
+ r11 = fn_598b4(r10_data, 0x0a);
if(r11 == 0)
return;
- r2 = fn_598b4(data, 0x04);
+ r2 = fn_598b4(r10_data, 0x04);
r7 = r2 + 1;
r6 = 0;
- do {
+ while (r6 <= r7) {
r2 = r6 + r11;
r2 = r2 << 22;
r2 = r2 >> 22;
r4 = arr_59b64[r2];
- fn_5980c(r4, mem);
- arr_59b64[r5] = r4 & 0xff;
+ fn_5980c(r4, r13_mem);
+ arr_59b64[r5] = r4;
r2 = r5 + 1;
r2 = r2 << 22;
r2 = r2 >> 22;
r5 = r2;
r6++;
- } while(r6 <= r7);
- } while(1);
+ }
+ }
}
unsigned int crc_check_59684(unsigned char *arg1, unsigned int arg2, unsigned int magic)
return 1;
#endif
+ /* ??? */
r4 = *((unsigned int*)arg1 + 0x20);
r5 = *((unsigned int*)arg1 + 0x24);
+ printf("magic: 0x%08x <-> 0x%08x\n", r5, magic);
if (r5 != magic)
return 2;
return 4;
}
-void fn_59508()
+void mkdir_p(char *dir)
+{
+ char *copy, *parent;
+
+ if ((dir == NULL) || (!strcmp(dir, ".")))
+ return;
+
+ if ((copy = strdup(dir)) == NULL) {
+ perror("strdup");
+ exit(1);
+ }
+ parent = dirname(copy);
+ mkdir_p(parent);
+
+ errno = 0;
+ if (mkdir(dir, 0755) == -1) {
+ if (errno != EEXIST) {
+ fprintf(stderr, "%s: ", dir);
+ perror("mkdir");
+ exit(1);
+ }
+ }
+ free(copy);
+}
+
+void write_file(char *fname, unsigned char *buf, int len)
{
- fprintf(stderr,"%s\n", __func__);
+ char filename[PATH_MAX];
+ char *filename_c, *dirn;
+ int fd;
+ int remaining;
+ int ret;
+
+ strcpy(filename, "extracted/");
+ strcat(filename, fname);
+
+ if ((filename_c = strdup(filename)) == NULL) {
+ perror("strdup");
+ exit(1);
+ }
+ dirn = dirname(filename_c);
+ mkdir_p(dirn);
+ free(filename_c);
+
+ if ((fd = open(filename, O_WRONLY|O_CREAT, 0644)) == -1) {
+ fprintf(stderr, "%s: ", filename);
+ perror("open");
+ exit(1);
+ }
+
+ remaining = len;
+
+ while(remaining) {
+ ret = write(fd, buf + (len - remaining), remaining);
+ if (ret < 0) {
+ perror("write");
+ exit(1);
+ }
+ remaining -= ret;
+ }
+
+ printf(", %s written.\n", filename);
+
+ close(fd);
}
void extract_lz_file(unsigned char *buf, unsigned char *name)
struct s_59b78 struct1;
unsigned int arr_59b7c[1024];
- r7 = malloc(1024*1024*1024);
- r10 = r7 + (1024*1024*1024);
+ if (*((unsigned int*)r11) != LZ_MAGIC)
+ fn_59788(__func__);
+
+ r3 = r11 + 4;
+ r5 = *((unsigned int*)r3);
+ printf(", length: %d", r5);
- if (r7 == NULL) {
+ if ((r7 = malloc(r5)) == NULL) {
perror("malloc");
exit(1);
}
-
- fn_59578(0, 0, 0x3f, 0x33);
- fn_59578(4, 0x10000000, 0x33, 0x366);
- fn_59578(5, 0x14000000, 0x1b, 0x733);
- fn_59578(7, 0xc0000000, 0x3b, 0x33);
- fn_59560(0x1005);
-
- if (*((unsigned int*)r11) != LZ_MAGIC)
- fn_59788();
- r3 = r11 + 4;
- r5 = *((unsigned int*)r3);
- printf(", Length: %d\n", r5);
+ r10 = r7 + r5;
+ bzero(r7, r5);
r3 = r7 + r5;
if (r3 > r10)
- fn_59788();
+ fn_59788(__func__);
struct1.start = r11 + 8;
struct1.stop = r5 + r11;
fn_5993c(&struct1, arr_59b7c);
+#if 0
+ /* This seems to still be completely broken */
r3 = r7 + 0x20;
r5 = *((unsigned int*)r3);
- if (crc_check_59684(r7, r5, 0x46335053) != 0)
- fn_59788();
-
- fn_59508();
+ if ((ret = crc_check_59684(r7, r5, 0x46335053)) != 0) {
+ printf("crc_check return: %d\n", ret);
+ fn_59788(__func__);
+ }
+#endif
+ write_file((char*)name, r7, r5);
+
free(r7);
}
j--;
while (j > fw) {
if (*j == 0x00) {
+ if ( *(j+1) != '/') {
+ printf("ignoring...\n");
+ break;
+ }
printf("%s", j+1);
extract_lz_file(fw + i, j+1);
break;
}
j--;
}
- printf("\n");
}
}
}
projects / rsbs2 / blobdiff