diff options
| author | root <root@linuxbox.(none)> | 2011-01-09 13:25:56 -0500 |
|---|---|---|
| committer | root <root@linuxbox.(none)> | 2011-01-09 13:25:56 -0500 |
| commit | d8887a0e443bff244874393e2d58821bf356e3bb (patch) | |
| tree | afc7362690b7d737c54e4502980af0a86f5c1cf9 /package_finalize | |
| download | ps3publictools-d8887a0e443bff244874393e2d58821bf356e3bb.tar.xz | |
first commit
Diffstat (limited to 'package_finalize')
| -rwxr-xr-x | package_finalize/makefile | 5 | ||||
| -rwxr-xr-x | package_finalize/package_finalize.c | 83 |
2 files changed, 88 insertions, 0 deletions
diff --git a/package_finalize/makefile b/package_finalize/makefile new file mode 100755 index 0000000..e04fe58 --- /dev/null +++ b/package_finalize/makefile @@ -0,0 +1,5 @@ +windows: package_finalize.c
+ gcc -static package_finalize.c -L"C:\OpenSSL-Win32\lib\MinGW" -leay32 -o package_finalize.exe
+
+linux: package_finalize.c
+ gcc -static package_finalize.c -lcrypto -o package_finalize
diff --git a/package_finalize/package_finalize.c b/package_finalize/package_finalize.c new file mode 100755 index 0000000..78cc725 --- /dev/null +++ b/package_finalize/package_finalize.c @@ -0,0 +1,83 @@ +// package_finalize by geohot
+// part of geohot's awesome tools for the PS3
+// released under GPLv3, see http://gplv3.fsf.org/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "../include/ps3_common.h"
+#include "../include/oddkeys.h"
+#include <openssl/sha.h>
+#include <openssl/aes.h>
+
+typedef struct {
+ u32 magic;
+ u32 debugFlag;
+ u32 infoOffset;
+ u32 unknown1;
+ u32 headSize;
+ u32 itemCount;
+ u64 packageSize;
+ u64 dataOffset;
+ u64 dataSize;
+} pkg_header;
+
+int main(int argc, char* argv[]) {
+ u8* data;
+ u8 sha_key[0x40];
+
+ if(argc < 2) {
+ printf("usage: %s my.pkg\n", argv[0]);
+ return -1;
+ }
+
+ int i;
+ FILE *f=fopen(argv[1], "rb");
+ fseek(f, 0, SEEK_END);
+ int nlen = ftell(f);
+ fseek(f, 0, SEEK_SET);
+ data = (u8*)malloc(nlen);
+ fread(data, 1, nlen, f);
+ fclose(f);
+
+ pkg_header *header = (pkg_header *)data;
+ int data_offset = get_u64(&(header->dataOffset));
+ int data_size = get_u64(&(header->dataSize));
+
+// decrypt debug
+ u8 sha_crap[0x40];
+ memset(sha_crap, 0, 0x40);
+ memcpy(sha_crap, &data[0x60], 8);
+ memcpy(sha_crap+0x8, &data[0x60], 8);
+ memcpy(sha_crap+0x10, &data[0x68], 8);
+ memcpy(sha_crap+0x18, &data[0x68], 8);
+
+ int dptr;
+ for(dptr = data_offset; dptr < (data_offset+data_size); dptr+=0x10) {
+ u8 hash[0x14];
+ SHA1(sha_crap, 0x40, hash);
+ for(i=0;i<0x10;i++) data[dptr+i] ^= hash[i];
+ set_u64(sha_crap+0x38, get_u64(sha_crap+0x38)+1);
+ }
+
+// recrypt retail
+ u8 pkg_key[0x10];
+ memcpy(pkg_key, &data[0x70], 0x10);
+
+ AES_KEY aes_key;
+ AES_set_encrypt_key(retail_pkg_aes_key, 128, &aes_key);
+
+ int num=0; u8 ecount_buf[0x10]; memset(ecount_buf, 0, 0x10);
+ AES_ctr128_encrypt(&data[data_offset], &data[data_offset], data_size, &aes_key, pkg_key, ecount_buf, &num);
+
+// write back
+ FILE *g = fopen(argv[1], "wb");
+ data[4] = 0x80; // set finalize flag
+ memset(&data[(data_offset+data_size)], 0, 0x60);
+
+ // add hash
+ SHA1(data, nlen-0x20, &data[nlen-0x20]);
+ fwrite(data, 1, nlen, g);
+ fclose(g);
+}
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