mirror of
https://gitlab.com/Nanolx/homebrewfilter.git
synced 2024-12-25 00:51:48 +01:00
85 lines
1.3 KiB
C
85 lines
1.3 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <limits.h>
|
|
#include <malloc.h>
|
|
#include <ogcsys.h>
|
|
|
|
#include "sha1.h"
|
|
|
|
#define round_up(x,n) (-(-(x) & -(n)))
|
|
|
|
s32 Title_ZeroSignature(signed_blob *p_sig)
|
|
{
|
|
u8 *ptr = (u8 *)p_sig;
|
|
|
|
/* Fill signature with zeroes */
|
|
memset(ptr + 4, 0, SIGNATURE_SIZE(p_sig) - 4);
|
|
|
|
return 0;
|
|
}
|
|
|
|
s32 Title_FakesignTik(signed_blob *p_tik)
|
|
{
|
|
tik *tik_data = NULL;
|
|
u16 fill;
|
|
|
|
/* Zero signature */
|
|
Title_ZeroSignature(p_tik);
|
|
|
|
/* Ticket data */
|
|
tik_data = (tik *)SIGNATURE_PAYLOAD(p_tik);
|
|
|
|
for (fill = 0; fill < USHRT_MAX; fill++) {
|
|
sha1 hash;
|
|
|
|
/* Modify ticket padding field */
|
|
tik_data->padding = fill;
|
|
|
|
/* Calculate hash */
|
|
SHA1((u8 *)tik_data, sizeof(tik), hash);
|
|
|
|
/* Found valid hash */
|
|
if (!hash[0])
|
|
return 0;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
s32 Title_GetTicketViews(u64 tid, tikview **outbuf, u32 *outlen)
|
|
{
|
|
tikview *views = NULL;
|
|
|
|
u32 nb_views;
|
|
s32 ret;
|
|
|
|
/* Get number of ticket views */
|
|
ret = ES_GetNumTicketViews(tid, &nb_views);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
/* Allocate memory */
|
|
views = (tikview *)memalign(32, sizeof(tikview) * nb_views);
|
|
if (!views)
|
|
return -1;
|
|
|
|
/* Get ticket views */
|
|
ret = ES_GetTicketViews(tid, views, nb_views);
|
|
if (ret < 0)
|
|
goto err;
|
|
|
|
/* Set values */
|
|
*outbuf = views;
|
|
*outlen = nb_views;
|
|
|
|
return 0;
|
|
|
|
err:
|
|
/* Free memory */
|
|
if (views)
|
|
free(views);
|
|
|
|
return ret;
|
|
}
|