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Add KIP1 patching support (with 2 FS patches included)

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This commit is contained in:
Rajko Stojadinovic
2018-07-22 22:22:10 +02:00
parent d33f60e924
commit 977ef6f150
10 changed files with 1552 additions and 1038 deletions
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41
ipl/hos.c
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@@ -65,6 +65,7 @@ typedef struct _launch_ctxt_t
void *kernel;
u32 kernel_size;
link_t kip1_list;
char* kip1_patches;
int svcperm;
int debugmode;
@@ -382,6 +383,35 @@ static int _config_atmosphere(launch_ctxt_t *ctxt, const char *value)
return 1;
}
static int _config_kip1patch(launch_ctxt_t *ctxt, const char *value)
{
if (value == NULL)
return 0;
int valueLen = strlen(value);
if (valueLen == 0)
return 0;
if (ctxt->kip1_patches == NULL)
{
ctxt->kip1_patches = malloc(valueLen+1);
memcpy(ctxt->kip1_patches, value, valueLen);
ctxt->kip1_patches[valueLen] = 0;
}
else
{
char* oldAlloc = ctxt->kip1_patches;
int oldSize = strlen(oldAlloc);
ctxt->kip1_patches = malloc(oldSize+1+valueLen+1);
memcpy(ctxt->kip1_patches, oldAlloc, oldSize);
free(oldAlloc); oldAlloc = NULL;
ctxt->kip1_patches[oldSize++] = ',';
memcpy(&ctxt->kip1_patches[oldSize], value, valueLen);
ctxt->kip1_patches[oldSize+valueLen] = 0;
}
return 1;
}
typedef struct _cfg_handler_t
{
const char *key;
@@ -393,6 +423,7 @@ static const cfg_handler_t _config_handlers[] = {
{ "secmon", _config_secmon },
{ "kernel", _config_kernel },
{ "kip1", _config_kip1 },
{ "kip1patch", _config_kip1patch },
{ "fullsvcperm", _config_svcperm },
{ "debugmode", _config_debugmode },
{ "atmosphere", _config_atmosphere },
@@ -417,6 +448,7 @@ static void _free_launch_components(launch_ctxt_t *ctxt)
free(ctxt->warmboot);
free(ctxt->secmon);
free(ctxt->kernel);
free(ctxt->kip1_patches);
}
int hos_launch(ini_sec_t *cfg)
@@ -536,6 +568,15 @@ int hos_launch(ini_sec_t *cfg)
LIST_FOREACH_ENTRY(merge_kip_t, mki, &ctxt.kip1_list, link)
pkg2_merge_kip(&kip1_info, (pkg2_kip1_t *)mki->kip1);
// Patch kip1s in memory if needed
const char* unappliedPatch = pkg2_patch_kips(&kip1_info, ctxt.kip1_patches);
if (unappliedPatch != NULL)
{
gfx_printf(&gfx_con, "%kREQUESTED PATCH '%s' NOT APPLIED!%k\n", 0xFFFF0000, unappliedPatch, 0xFFCCCCCC);
sd_unmount(); //just exiting is not enough until pkg2_patch_kips stops modifying the string passed into it
while(1) {} //MUST stop here, because if user requests 'nogc' but it's not applied, their GC controller gets updated!
}
// Rebuild and encrypt package2.
pkg2_build_encrypt((void *)0xA9800000, ctxt.kernel, ctxt.kernel_size, &kip1_info);
gfx_printf(&gfx_con, "Rebuilt and loaded package2\n");