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Start rewrite

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- Rewrite everything
- Starting with up-to-date lockpickrcm
This commit is contained in:
Such Meme, Many Skill
2019-11-21 16:02:45 +01:00
parent e8ddc9cf2f
commit ff062a232b
95 changed files with 7043 additions and 1844 deletions
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28
source/hos/pkg2.c
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@@ -39,14 +39,25 @@ static u32 _pkg2_calc_kip1_size(pkg2_kip1_t *kip1)
return size;
}
void pkg2_parse_kips(link_t *info, pkg2_hdr_t *pkg2)
void pkg2_get_newkern_info(u8 *kern_data)
{
u32 info_op = *(u32 *)(kern_data + PKG2_NEWKERN_GET_INI1);
pkg2_newkern_ini1_val = ((info_op & 0xFFFF) >> 3) + PKG2_NEWKERN_GET_INI1; // Parse ADR and PC.
pkg2_newkern_ini1_start = *(u32 *)(kern_data + pkg2_newkern_ini1_val);
pkg2_newkern_ini1_end = *(u32 *)(kern_data + pkg2_newkern_ini1_val + 0x8);
}
void pkg2_parse_kips(link_t *info, pkg2_hdr_t *pkg2, bool *new_pkg2)
{
u8 *ptr;
// Check for new pkg2 type.
if (!pkg2->sec_size[PKG2_SEC_INI1])
{
u32 kernel_ini1_off = *(u32 *)(pkg2->data + PKG2_NEWKERN_INI1_START);
ptr = pkg2->data + kernel_ini1_off;
pkg2_get_newkern_info(pkg2->data);
ptr = pkg2->data + pkg2_newkern_ini1_start;
*new_pkg2 = true;
}
else
ptr = pkg2->data + pkg2->sec_size[PKG2_SEC_KERNEL];
@@ -74,19 +85,19 @@ int pkg2_decompress_kip(pkg2_kip1_info_t* ki, u32 sectsToDecomp)
pkg2_kip1_t hdr;
memcpy(&hdr, ki->kip1, sizeof(hdr));
unsigned int newKipSize = sizeof(hdr);
for (u32 sectIdx = 0; sectIdx < KIP1_NUM_SECTIONS; sectIdx++)
{
u32 sectCompBit = 1u << sectIdx;
// For compressed, cant get actual decompressed size without doing it, so use safe "output size".
if (sectIdx < 3 && (sectsToDecomp & sectCompBit) && (hdr.flags & sectCompBit))
if (sectIdx < 3 && (sectsToDecomp & sectCompBit) && (hdr.flags & sectCompBit))
newKipSize += hdr.sections[sectIdx].size_decomp;
else
newKipSize += hdr.sections[sectIdx].size_comp;
}
pkg2_kip1_t* newKip = malloc(newKipSize);
pkg2_kip1_t* newKip = malloc(newKipSize);
unsigned char* dstDataPtr = newKip->data;
const unsigned char* srcDataPtr = ki->kip1->data;
for (u32 sectIdx = 0; sectIdx < KIP1_NUM_SECTIONS; sectIdx++)
@@ -110,7 +121,7 @@ int pkg2_decompress_kip(pkg2_kip1_info_t* ki, u32 sectsToDecomp)
//gfx_printf("Decomping %s KIP1 sect %d of size %d...\n", (const char*)hdr.name, sectIdx, compSize);
if (blz_uncompress_srcdest(srcDataPtr, compSize, dstDataPtr, outputSize) == 0)
{
gfx_printf("%kERROR decomping sect %d of %s KIP!%k\n", 0xFFFF0000, sectIdx, (char*)hdr.name, 0xFFCCCCCC);
gfx_printf("%kERROR decomping sect %d of %s KIP!%k\n", 0xFFFF0000, sectIdx, (char*)hdr.name, 0xFFCCCCCC);
free(newKip);
return 1;
@@ -128,7 +139,6 @@ int pkg2_decompress_kip(pkg2_kip1_info_t* ki, u32 sectsToDecomp)
memcpy(newKip, &hdr, sizeof(hdr));
newKipSize = dstDataPtr-(unsigned char*)(newKip);
free(ki->kip1);
ki->kip1 = newKip;
ki->size = newKipSize;
@@ -138,7 +148,7 @@ int pkg2_decompress_kip(pkg2_kip1_info_t* ki, u32 sectsToDecomp)
pkg2_hdr_t *pkg2_decrypt(void *data)
{
u8 *pdata = (u8 *)data;
// Skip signature.
pdata += 0x100;