mirror of
https://github.com/CTCaer/hekate.git
synced 2024-12-23 00:22:01 +00:00
hos: pkg2: rename ini1 value offset
And simplify the logic a bit.
This commit is contained in:
CTCaer
parent
d1be18821d
commit
c828539544
5 changed files with 45 additions and 66 deletions
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@ -34,7 +34,7 @@
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extern hekate_config h_cfg;
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extern const u8 package2_keyseed[];
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u32 pkg2_newkern_ini1_val;
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u32 pkg2_newkern_ini1_info;
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u32 pkg2_newkern_ini1_start;
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u32 pkg2_newkern_ini1_end;
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@ -190,7 +190,7 @@ static u32 _pkg2_calc_kip1_size(pkg2_kip1_t *kip1)
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void pkg2_get_newkern_info(u8 *kern_data)
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{
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u32 pkg2_newkern_ini1_off = 0;
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pkg2_newkern_ini1_info = 0;
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pkg2_newkern_ini1_start = 0;
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// Find static OP offset that is close to INI1 offset.
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@ -199,7 +199,7 @@ void pkg2_get_newkern_info(u8 *kern_data)
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{
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if (*(u32 *)(kern_data + 0x100 - counter_ops) == PKG2_NEWKERN_GET_INI1_HEURISTIC)
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{
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pkg2_newkern_ini1_off = 0x100 - counter_ops + 12; // OP found. Add 12 for the INI1 offset.
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pkg2_newkern_ini1_info = 0x100 - counter_ops + 12; // OP found. Add 12 for the INI1 offset.
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break;
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}
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@ -210,11 +210,11 @@ void pkg2_get_newkern_info(u8 *kern_data)
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if (!counter_ops)
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return;
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u32 info_op = *(u32 *)(kern_data + pkg2_newkern_ini1_off);
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pkg2_newkern_ini1_val = ((info_op & 0xFFFF) >> 3) + pkg2_newkern_ini1_off; // Parse ADR and PC.
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u32 info_op = *(u32 *)(kern_data + pkg2_newkern_ini1_info);
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pkg2_newkern_ini1_info += ((info_op & 0xFFFF) >> 3); // Parse ADR and PC.
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pkg2_newkern_ini1_start = *(u32 *)(kern_data + pkg2_newkern_ini1_val);
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pkg2_newkern_ini1_end = *(u32 *)(kern_data + pkg2_newkern_ini1_val + 0x8);
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pkg2_newkern_ini1_start = *(u32 *)(kern_data + pkg2_newkern_ini1_info);
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pkg2_newkern_ini1_end = *(u32 *)(kern_data + pkg2_newkern_ini1_info + 0x8);
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}
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bool pkg2_parse_kips(link_t *info, pkg2_hdr_t *pkg2, bool *new_pkg2)
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@ -790,7 +790,7 @@ DPRINTF("%s @ %08X (%08X)\n", is_meso ? "Mesosphere": "kernel",(u32)ctxt->kernel
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else
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{
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// Set new INI1 offset to kernel.
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*(u32 *)(pdst + (is_meso ? 8 : pkg2_newkern_ini1_val)) = kernel_size;
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*(u32 *)(pdst + (is_meso ? 8 : pkg2_newkern_ini1_info)) = kernel_size;
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// Build INI1 for new Package2.
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kernel_size += _pkg2_ini1_build(pdst + kernel_size, hdr, kips_info, ctxt->new_pkg2);
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@ -28,12 +28,13 @@
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#define INI1_MAGIC 0x31494E49
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//! TODO: Update on kernel change if needed.
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#define PKG2_NEWKERN_GET_INI1_HEURISTIC 0xD2800015 // Offset of OP + 12 is the INI1 offset.
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// Offset of OP + 12 is the INI1 offset. On v2 with dynamic crt0 it's + 16.
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#define PKG2_NEWKERN_GET_INI1_HEURISTIC 0xD2800015
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#define PKG2_NEWKERN_START 0x800
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#define ATM_MESOSPHERE 0x3053534D
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extern u32 pkg2_newkern_ini1_val;
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extern u32 pkg2_newkern_ini1_info;
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extern u32 pkg2_newkern_ini1_start;
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extern u32 pkg2_newkern_ini1_end;
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@ -1,5 +1,6 @@
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/*
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* Copyright (c) 2018 naehrwert
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* Copyright (c) 2022-2023 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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@ -27,17 +28,28 @@
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typedef struct _bl_hdr_t210b01_t
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{
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u8 aes_mac[0x10];
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u8 rsa_sig[0x100];
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u8 salt[0x20];
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u8 sha256[0x20];
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u32 version;
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u32 size;
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u32 load_addr;
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u32 entrypoint;
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u8 rsvd[0x10];
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/* 0x000 */ u8 aes_mac[0x10];
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/* 0x010 */ u8 rsa_sig[0x100];
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/* 0x110 */ u8 salt[0x20];
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/* 0x130 */ u8 sha256[0x20];
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/* 0x150 */ u32 version;
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/* 0x154 */ u32 size;
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/* 0x158 */ u32 load_addr;
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/* 0x15C */ u32 entrypoint;
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/* 0x160 */ u8 rsvd[0x10];
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} bl_hdr_t210b01_t;
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typedef struct _pk1_hdr_t
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{
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/* 0x00 */ u32 si_sha256; // Secure Init.
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/* 0x04 */ u32 sm_sha256; // Secure Monitor.
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/* 0x08 */ u32 sl_sha256; // Secure Loader.
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/* 0x0C */ u32 unk; // what's this? It's not warmboot.
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/* 0x10 */ char timestamp[14];
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/* 0x1E */ u8 keygen;
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/* 0x1F */ u8 version;
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} pk1_hdr_t;
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typedef struct _pkg1_id_t
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{
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const char *id;
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@ -29,7 +29,6 @@
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extern hekate_config h_cfg;
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extern const u8 package2_keyseed[];
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u32 pkg2_newkern_ini1_val;
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u32 pkg2_newkern_ini1_start;
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u32 pkg2_newkern_ini1_end;
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@ -47,8 +46,8 @@ u32 pkg2_calc_kip1_size(pkg2_kip1_t *kip1)
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void pkg2_get_newkern_info(u8 *kern_data)
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{
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u32 pkg2_newkern_ini1_off = 0;
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pkg2_newkern_ini1_start = 0;
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u32 pkg2_newkern_ini1_info = 0;
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pkg2_newkern_ini1_start = 0;
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// Find static OP offset that is close to INI1 offset.
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u32 counter_ops = 0x100;
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@ -56,7 +55,7 @@ void pkg2_get_newkern_info(u8 *kern_data)
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{
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if (*(u32 *)(kern_data + 0x100 - counter_ops) == PKG2_NEWKERN_GET_INI1_HEURISTIC)
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{
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pkg2_newkern_ini1_off = 0x100 - counter_ops + 12; // OP found. Add 12 for the INI1 offset.
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pkg2_newkern_ini1_info = 0x100 - counter_ops + 12; // OP found. Add 12 for the INI1 offset.
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break;
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}
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@ -67,45 +66,11 @@ void pkg2_get_newkern_info(u8 *kern_data)
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if (!counter_ops)
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return;
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u32 info_op = *(u32 *)(kern_data + pkg2_newkern_ini1_off);
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pkg2_newkern_ini1_val = ((info_op & 0xFFFF) >> 3) + pkg2_newkern_ini1_off; // Parse ADR and PC.
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u32 info_op = *(u32 *)(kern_data + pkg2_newkern_ini1_info);
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pkg2_newkern_ini1_info += ((info_op & 0xFFFF) >> 3); // Parse ADR and PC.
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pkg2_newkern_ini1_start = *(u32 *)(kern_data + pkg2_newkern_ini1_val);
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pkg2_newkern_ini1_end = *(u32 *)(kern_data + pkg2_newkern_ini1_val + 0x8);
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}
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bool pkg2_parse_kips(link_t *info, pkg2_hdr_t *pkg2, bool *new_pkg2)
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{
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u8 *ptr;
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// Check for new pkg2 type.
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if (!pkg2->sec_size[PKG2_SEC_INI1])
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{
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pkg2_get_newkern_info(pkg2->data);
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if (!pkg2_newkern_ini1_start)
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return false;
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ptr = pkg2->data + pkg2_newkern_ini1_start;
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*new_pkg2 = true;
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}
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else
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ptr = pkg2->data + pkg2->sec_size[PKG2_SEC_KERNEL];
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pkg2_ini1_t *ini1 = (pkg2_ini1_t *)ptr;
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ptr += sizeof(pkg2_ini1_t);
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for (u32 i = 0; i < ini1->num_procs; i++)
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{
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pkg2_kip1_t *kip1 = (pkg2_kip1_t *)ptr;
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pkg2_kip1_info_t *ki = (pkg2_kip1_info_t *)malloc(sizeof(pkg2_kip1_info_t));
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ki->kip1 = kip1;
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ki->size = pkg2_calc_kip1_size(kip1);
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list_append(info, &ki->link);
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ptr += ki->size;
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DPRINTF(" kip1 %d:%s @ %08X (%08X)\n", i, kip1->name, (u32)kip1, ki->size);
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}
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return true;
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pkg2_newkern_ini1_start = *(u32 *)(kern_data + pkg2_newkern_ini1_info);
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pkg2_newkern_ini1_end = *(u32 *)(kern_data + pkg2_newkern_ini1_info + 0x8);
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}
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//!TODO: Update on mkey changes.
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@ -1,6 +1,6 @@
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/*
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* Copyright (c) 2018 naehrwert
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* Copyright (c) 2018-2020 CTCaer
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* Copyright (c) 2018-2023 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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@ -26,10 +26,12 @@
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#define PKG2_SEC_INI1 1
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#define INI1_MAGIC 0x31494E49
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#define PKG2_NEWKERN_GET_INI1_HEURISTIC 0xD2800015 // Offset of OP + 12 is the INI1 offset.
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//! TODO: Update on kernel change if needed.
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// Offset of OP + 12 is the INI1 offset. On v2 with dynamic crt0 it's + 16.
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#define PKG2_NEWKERN_GET_INI1_HEURISTIC 0xD2800015
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#define PKG2_NEWKERN_START 0x800
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extern u32 pkg2_newkern_ini1_val;
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extern u32 pkg2_newkern_ini1_start;
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extern u32 pkg2_newkern_ini1_end;
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@ -90,8 +92,7 @@ typedef struct _pkg2_kip1_info_t
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} pkg2_kip1_info_t;
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void pkg2_get_newkern_info(u8 *kern_data);
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u32 pkg2_calc_kip1_size(pkg2_kip1_t *kip1);
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bool pkg2_parse_kips(link_t *info, pkg2_hdr_t *pkg2, bool *new_pkg2);
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u32 pkg2_calc_kip1_size(pkg2_kip1_t *kip1);
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pkg2_hdr_t *pkg2_decrypt(void *data, u8 kb);
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