YAWM-ModMii-Edition/source/title.c

321 lines
5.0 KiB
C
Raw Normal View History

2017-10-16 11:55:29 +02:00
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <malloc.h>
#include <ogcsys.h>
#include "sha1.h"
#include "utils.h"
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_FakesignTMD(signed_blob *p_tmd)
{
tmd *tmd_data = NULL;
u16 fill;
/* Zero signature */
Title_ZeroSignature(p_tmd);
/* TMD data */
tmd_data = (tmd *)SIGNATURE_PAYLOAD(p_tmd);
for (fill = 0; fill < USHRT_MAX; fill++) {
sha1 hash;
/* Modify TMD fill field */
tmd_data->fill2 = fill;
2017-10-16 11:55:29 +02:00
/* Calculate hash */
SHA1((u8 *)tmd_data, TMD_SIZE(tmd_data), hash);
/* Found valid hash */
if (!hash[0])
return 0;
}
return -1;
}
s32 Title_GetList(u64 **outbuf, u32 *outlen)
{
u64 *titles = NULL;
u32 len, nb_titles;
s32 ret;
/* Get number of titles */
ret = ES_GetNumTitles(&nb_titles);
if (ret < 0)
return ret;
/* Calculate buffer lenght */
len = round_up(sizeof(u64) * nb_titles, 32);
/* Allocate memory */
titles = memalign(32, len);
if (!titles)
return -1;
/* Get titles */
ret = ES_GetTitles(titles, nb_titles);
if (ret < 0)
goto err;
/* Set values */
*outbuf = titles;
*outlen = nb_titles;
return 0;
err:
/* Free memory */
2022-04-19 13:09:14 +02:00
free(titles);
2017-10-16 11:55:29 +02:00
return ret;
}
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 */
2022-04-19 13:09:14 +02:00
free(views);
2017-10-16 11:55:29 +02:00
return ret;
}
s32 Title_GetTMD(u64 tid, signed_blob **outbuf, u32 *outlen)
{
void *p_tmd = NULL;
u32 len;
s32 ret;
/* Get TMD size */
ret = ES_GetStoredTMDSize(tid, &len);
if (ret < 0)
return ret;
/* Allocate memory */
p_tmd = memalign(32, round_up(len, 32));
if (!p_tmd)
return -1;
/* Read TMD */
ret = ES_GetStoredTMD(tid, p_tmd, len);
if (ret < 0)
goto err;
/* Set values */
*outbuf = p_tmd;
*outlen = len;
return 0;
err:
/* Free memory */
2022-04-19 13:09:14 +02:00
free(p_tmd);
2017-10-16 11:55:29 +02:00
return ret;
}
s32 Title_GetVersion(u64 tid, u16 *outbuf)
{
signed_blob *p_tmd = NULL;
tmd *tmd_data = NULL;
u32 len;
s32 ret;
/* Get title TMD */
ret = Title_GetTMD(tid, &p_tmd, &len);
if (ret < 0)
return ret;
/* Retrieve TMD info */
tmd_data = (tmd *)SIGNATURE_PAYLOAD(p_tmd);
/* Set values */
*outbuf = tmd_data->title_version;
/* Free memory */
free(p_tmd);
return 0;
}
s32 Title_GetSysVersion(u64 tid, u64 *outbuf)
{
signed_blob *p_tmd = NULL;
tmd *tmd_data = NULL;
u32 len;
s32 ret;
/* Get title TMD */
ret = Title_GetTMD(tid, &p_tmd, &len);
if (ret < 0)
return ret;
/* Retrieve TMD info */
tmd_data = (tmd *)SIGNATURE_PAYLOAD(p_tmd);
/* Set values */
*outbuf = tmd_data->sys_version;
/* Free memory */
free(p_tmd);
return 0;
}
s32 Title_GetSize(u64 tid, u32 *outbuf)
{
signed_blob *p_tmd = NULL;
tmd *tmd_data = NULL;
u32 cnt, len, size = 0;
s32 ret;
/* Get title TMD */
ret = Title_GetTMD(tid, &p_tmd, &len);
if (ret < 0)
return ret;
/* Retrieve TMD info */
tmd_data = (tmd *)SIGNATURE_PAYLOAD(p_tmd);
/* Calculate title size */
for (cnt = 0; cnt < tmd_data->num_contents; cnt++) {
tmd_content *content = &tmd_data->contents[cnt];
/* Add content size */
size += content->size;
}
/* Set values */
*outbuf = size;
/* Free memory */
free(p_tmd);
return 0;
}
s32 Title_GetIOSVersions(u8 **outbuf, u32 *outlen)
{
u8 *buffer = NULL;
u64 *list = NULL;
u32 count, cnt, idx;
s32 ret;
/* Get title list */
ret = Title_GetList(&list, &count);
if (ret < 0)
return ret;
/* Count IOS */
for (cnt = idx = 0; idx < count; idx++) {
u32 tidh = (list[idx] >> 32);
u32 tidl = (list[idx] & 0xFFFFFFFF);
/* Title is IOS */
if ((tidh == 0x1) && (tidl >= 3) && (tidl <= 255))
cnt++;
}
/* Allocate memory */
buffer = (u8 *)memalign(32, cnt);
if (!buffer) {
ret = -1;
goto out;
}
/* Copy IOS */
for (cnt = idx = 0; idx < count; idx++) {
u32 tidh = (list[idx] >> 32);
u32 tidl = (list[idx] & 0xFFFFFFFF);
/* Title is IOS */
if ((tidh == 0x1) && (tidl >= 3) && (tidl <= 255))
buffer[cnt++] = (u8)(tidl & 0xFF);
}
/* Set values */
*outbuf = buffer;
*outlen = cnt;
goto out;
out:
/* Free memory */
2022-04-19 13:09:14 +02:00
free(list);
2017-10-16 11:55:29 +02:00
return ret;
}